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FA-92621 / HVAC thermostat control / Open access

Humidifier runs in warm weather · case 01

A humidifier call appears in summer when indoor air is dry after heavy air conditioning.

Verified by executionVariant 1 · 8 checks per implementationDownload source bundle ↓JSON ↗

ROOT CAUSE

The outdoor season lockout is missing.

VERIFIED REPAIR

Keep the humidifier off whenever outdoor >= 50 F.

Unsuccessful approach: Turning off only a running humidifier still lets it start for a sample in warm weather.

Case contract

Thermostat humidity functions per sample; samples are [temp tenths F, indoor RH %, outdoor whole F]. Dehumidify-by-overcooling turns on when RH > rh_sp + 5 and off when RH <= rh_sp; while on, the effective cooling setpoint is lowered by min(max_overcool, (RH - rh_sp) * 5) tenths. Cooling starts above effective + 1.0 F and ends at <= effective. Humidifier: allowed RH = 40 + floor((outdoor - 20) / 10) * 5 clamped to 15..45; target = min(hum_sp, allowed); it is off when outdoor >= 50, otherwise starts below target - 3 and stops at >= target. Return [cooling, effective_sp, humidifier].

Why this case matters

Residential and light-commercial thermostats make these decisions sample by sample; each defect changes equipment calls in a way that shows up as short cycling, comfort complaints or equipment stress.

1 / The failure

Exit 1
"""Failure Map reference implementation. Python standard library only."""
import json

N = 1
observations = []
def solve(settings, samples):
    dehum = False
    cooling = False
    humid = False
    out = []
    for temp, rh, outdoor in samples:
        if dehum and rh <= settings['rh_sp']:
            dehum = False
        elif not dehum and rh > settings['rh_sp'] + 5:
            dehum = True
        eff = settings['cool_sp']
        if dehum:
            eff -= min(settings['max_overcool'], (rh - settings['rh_sp']) * 5)
        if cooling and temp <= eff:
            cooling = False
        elif not cooling and temp > eff + 10:
            cooling = True
        allowed = max(15, min(45, 40 + (outdoor - 20) // 10 * 5))
        target = min(settings['hum_sp'], allowed)
        if humid and rh >= target:
            humid = False
        elif not humid and rh < target - 3:
            humid = True
        out.append([cooling, eff, humid])
    return out
def check(label, actual, expected):
    observations.append({"check": label, "actual": actual, "expected": expected, "passed": actual == expected})
fixtures = [[['regression: frost limit steps',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 20, 'hum_sp': 45},
    [[700, 30, 25], [700, 33, 29], [700, 36, 30], [700, 36, -5], [700, 10, -40], [700, 30, 55]]],
   [[False, 750, True],
    [False, 750, True],
    [False, 750, True],
    [False, 750, False],
    [False, 750, True],
    [False, 750, False]]],
  ['regression: cold snap',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 20, 'hum_sp': 45},
    [[700, 12, -60], [700, 14, -60], [700, 16, -60], [700, 20, 50], [700, 20, 49]]],
   [[False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, True]]],
  ['control: summer then winter',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 30, 'hum_sp': 40},
    [[765, 52, 80],
     [762, 58, 80],
     [745, 58, 80],
     [738, 50, 80],
     [700, 25, 10],
     [700, 29, 10],
     [700, 36, 10],
     [700, 10, -15]]],
   [[True, 750, False],
    [True, 720, False],
    [True, 720, False],
    [False, 750, False],
    [False, 750, True],
    [False, 750, True],
    [False, 750, False],
    [False, 750, True]]],
  ['control: dehumidify band',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 30, 'hum_sp': 40},
    [[760, 56, 80],
     [752, 53, 80],
     [745, 52, 80],
     [741, 51, 80],
     [741, 50, 80],
     [752, 52, 80],
     [749, 52, 80]]],
   [[True, 720, False],
    [True, 735, False],
    [True, 740, False],
    [False, 745, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False]]],
  ['control: mild dry day',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 20, 'hum_sp': 50},
    [[700, 40, 45], [700, 43, 45], [700, 46, 45], [700, 48, 45]]],
   [[False, 750, True], [False, 750, True], [False, 750, False], [False, 750, False]]],
  ['control: scenario 1',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 30, 'hum_sp': 40},
    [[738, 41, 24],
     [734, 38, 21],
     [725, 33, 9],
     [726, 34, -2],
     [733, 39, 7],
     [743, 36, 7],
     [740, 38, 7],
     [752, 32, 19],
     [742, 34, 11],
     [732, 32, 9]]],
   [[False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False]]],
  ['control: scenario 2',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 30, 'hum_sp': 40},
    [[762, 20, -5],
     [767, 18, -6],
     [764, 13, -16],
     [765, 11, -12],
     [758, 10, -15],
     [757, 16, -3],
     [761, 16, 7],
     [758, 10, 13],
     [765, 10, 16],
     [763, 13, 12],
     [775, 16, 9],
     [765, 18, 4],
     [755, 20, 3],
     [754, 25, -3]]],
   [[True, 750, True],
    [True, 750, True],
    [True, 750, True],
    [True, 750, True],
    [True, 750, True],
    [True, 750, True],
    [True, 750, True],
    [True, 750, True],
    [True, 750, True],
    [True, 750, True],
    [True, 750, True],
    [True, 750, True],
    [True, 750, True],
    [True, 750, False]]],
  ['regression: scenario 3',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 30, 'hum_sp': 45},
    [[741, 31, 49],
     [750, 36, 55],
     [739, 36, 59],
     [734, 34, 55],
     [728, 33, 56],
     [717, 35, 48],
     [715, 34, 60],
     [726, 38, 57],
     [726, 39, 57],
     [719, 34, 54],
     [726, 39, 57],
     [729, 41, 61],
     [732, 39, 66],
     [743, 40, 75]]],
   [[False, 750, True],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, True],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False]]]],
 [['regression: cold snap',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 20, 'hum_sp': 45},
    [[700, 12, -60], [700, 14, -60], [700, 16, -60], [700, 20, 50], [700, 20, 49]]],
   [[False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, True]]],
  ['regression: scenario 14',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 20, 'hum_sp': 40},
    [[755, 47, 53],
     [757, 46, 56],
     [745, 42, 65],
     [736, 39, 62],
     [733, 34, 69],
     [729, 29, 61],
     [724, 29, 49],
     [729, 32, 59],
     [736, 30, 71],
     [729, 36, 70],
     [732, 31, 59],
     [721, 35, 68],
     [715, 32, 61],
     [715, 36, 65]]],
   [[False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, True],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False]]],
  ['control: summer then winter',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 30, 'hum_sp': 40},
    [[765, 52, 80],
     [762, 58, 80],
     [745, 58, 80],
     [738, 50, 80],
     [700, 25, 10],
     [700, 29, 10],
     [700, 36, 10],
     [700, 10, -15]]],
   [[True, 750, False],
    [True, 720, False],
    [True, 720, False],
    [False, 750, False],
    [False, 750, True],
    [False, 750, True],
    [False, 750, False],
    [False, 750, True]]],
  ['control: dehumidify band',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 30, 'hum_sp': 40},
    [[760, 56, 80],
     [752, 53, 80],
     [745, 52, 80],
     [741, 51, 80],
     [741, 50, 80],
     [752, 52, 80],
     [749, 52, 80]]],
   [[True, 720, False],
    [True, 735, False],
    [True, 740, False],
    [False, 745, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False]]],
  ['regression: frost limit steps',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 20, 'hum_sp': 45},
    [[700, 30, 25], [700, 33, 29], [700, 36, 30], [700, 36, -5], [700, 10, -40], [700, 30, 55]]],
   [[False, 750, True],
    [False, 750, True],
    [False, 750, True],
    [False, 750, False],
    [False, 750, True],
    [False, 750, False]]],
  ['control: mild dry day',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 20, 'hum_sp': 50},
    [[700, 40, 45], [700, 43, 45], [700, 46, 45], [700, 48, 45]]],
   [[False, 750, True], [False, 750, True], [False, 750, False], [False, 750, False]]],
  ['control: scenario 1',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 30, 'hum_sp': 40},
    [[741, 58, -1],
     [736, 54, -9],
     [726, 56, 2],
     [715, 54, 0],
     [721, 55, 1],
     [732, 51, -1],
     [731, 51, -7],
     [727, 55, -12],
     [721, 57, -12]]],
   [[True, 720, False],
    [True, 730, False],
    [True, 720, False],
    [False, 730, False],
    [False, 725, False],
    [False, 745, False],
    [False, 745, False],
    [False, 725, False],
    [False, 720, False]]],
  ['regression: scenario 2',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 20, 'hum_sp': 40},
    [[749, 37, 58],
     [756, 33, 55],
     [768, 38, 65],
     [771, 41, 72],
     [780, 47, 71],
     [774, 50, 64],
     [770, 54, 73],
     [777, 59, 73],
     [786, 63, 85],
     [788, 59, 90],
     [790, 61, 90],
     [782, 58, 85],
     [790, 53, 80],
     [790, 48, 82]]],
   [[False, 750, False],
    [False, 750, False],
    [True, 750, False],
    [True, 750, False],
    [True, 750, False],
    [True, 750, False],
    [True, 750, False],
    [True, 730, False],
    [True, 730, False],
    [True, 730, False],
    [True, 730, False],
    [True, 730, False],
    [True, 735, False],
    [True, 750, False]]]],
 [['regression: scenario 1',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 30, 'hum_sp': 35},
    [[760, 30, 52],
     [750, 32, 60],
     [748, 28, 48],
     [744, 33, 44],
     [754, 37, 54],
     [748, 40, 55],
     [758, 39, 61],
     [760, 42, 61],
     [754, 36, 49],
     [742, 30, 44],
     [731, 32, 54],
     [739, 36, 48],
     [733, 36, 54]]],
   [[False, 750, False],
    [False, 750, False],
    [False, 750, True],
    [False, 750, True],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, True],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False]]],
  ['regression: scenario 13',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 30, 'hum_sp': 45},
    [[744, 24, 58],
     [755, 21, 59],
     [744, 27, 47],
     [738, 30, 55],
     [732, 25, 67],
     [742, 25, 55],
     [736, 25, 52],
     [725, 28, 62],
     [722, 29, 66],
     [734, 32, 57],
     [737, 27, 45],
     [738, 21, 55],
     [730, 17, 59],
     [741, 20, 52]]],
   [[False, 750, False],
    [False, 750, False],
    [False, 750, True],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, True],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False]]],
  ['control: summer then winter',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 30, 'hum_sp': 40},
    [[765, 52, 80],
     [762, 58, 80],
     [745, 58, 80],
     [738, 50, 80],
     [700, 25, 10],
     [700, 29, 10],
     [700, 36, 10],
     [700, 10, -15]]],
   [[True, 750, False],
    [True, 720, False],
    [True, 720, False],
    [False, 750, False],
    [False, 750, True],
    [False, 750, True],
    [False, 750, False],
    [False, 750, True]]],
  ['control: dehumidify band',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 30, 'hum_sp': 40},
    [[760, 56, 80],
     [752, 53, 80],
     [745, 52, 80],
     [741, 51, 80],
     [741, 50, 80],
     [752, 52, 80],
     [749, 52, 80]]],
   [[True, 720, False],
    [True, 735, False],
    [True, 740, False],
    [False, 745, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False]]],
  ['regression: frost limit steps',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 20, 'hum_sp': 45},
    [[700, 30, 25], [700, 33, 29], [700, 36, 30], [700, 36, -5], [700, 10, -40], [700, 30, 55]]],
   [[False, 750, True],
    [False, 750, True],
    [False, 750, True],
    [False, 750, False],
    [False, 750, True],
    [False, 750, False]]],
  ['control: mild dry day',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 20, 'hum_sp': 50},
    [[700, 40, 45], [700, 43, 45], [700, 46, 45], [700, 48, 45]]],
   [[False, 750, True], [False, 750, True], [False, 750, False], [False, 750, False]]],
  ['regression: cold snap',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 20, 'hum_sp': 45},
    [[700, 12, -60], [700, 14, -60], [700, 16, -60], [700, 20, 50], [700, 20, 49]]],
   [[False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, True]]],
  ['control: scenario 2',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 30, 'hum_sp': 45},
    [[746, 32, -7],
     [745, 28, -12],
     [741, 24, -18],
     [736, 26, -12],
     [729, 31, 0],
     [720, 32, 7],
     [730, 30, 14],
     [728, 28, 19],
     [725, 23, 17],
     [729, 20, 18],
     [717, 24, 19],
     [715, 19, 10],
     [723, 14, 20],
     [722, 10, 23]]],
   [[False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, True],
    [False, 750, True],
    [False, 750, True],
    [False, 750, True],
    [False, 750, True],
    [False, 750, True],
    [False, 750, True],
    [False, 750, True]]]],
 [['regression: scenario 19',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 20, 'hum_sp': 45},
    [[747, 29, 61],
     [735, 30, 51],
     [725, 33, 44],
     [718, 39, 33],
     [727, 44, 29],
     [737, 38, 29],
     [729, 43, 39],
     [738, 49, 37]]],
   [[False, 750, False],
    [False, 750, False],
    [False, 750, True],
    [False, 750, True],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False]]],
  ['regression: scenario 24',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 20, 'hum_sp': 40},
    [[757, 26, 51],
     [747, 24, 47],
     [737, 30, 53],
     [726, 27, 41],
     [719, 23, 50],
     [715, 21, 46],
     [717, 18, 36],
     [715, 16, 36],
     [715, 15, 25],
     [715, 18, 24],
     [720, 14, 18],
     [715, 14, 18]]],
   [[False, 750, False],
    [False, 750, True],
    [False, 750, False],
    [False, 750, True],
    [False, 750, False],
    [False, 750, True],
    [False, 750, True],
    [False, 750, True],
    [False, 750, True],
    [False, 750, True],
    [False, 750, True],
    [False, 750, True]]],
  ['control: summer then winter',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 30, 'hum_sp': 40},
    [[765, 52, 80],
     [762, 58, 80],
     [745, 58, 80],
     [738, 50, 80],
     [700, 25, 10],
     [700, 29, 10],
     [700, 36, 10],
     [700, 10, -15]]],
   [[True, 750, False],
    [True, 720, False],
    [True, 720, False],
    [False, 750, False],
    [False, 750, True],
    [False, 750, True],
    [False, 750, False],
    [False, 750, True]]],
  ['control: dehumidify band',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 30, 'hum_sp': 40},
    [[760, 56, 80],
     [752, 53, 80],
     [745, 52, 80],
     [741, 51, 80],
     [741, 50, 80],
     [752, 52, 80],
     [749, 52, 80]]],
   [[True, 720, False],
    [True, 735, False],
    [True, 740, False],
    [False, 745, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False]]],
  ['regression: frost limit steps',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 20, 'hum_sp': 45},
    [[700, 30, 25], [700, 33, 29], [700, 36, 30], [700, 36, -5], [700, 10, -40], [700, 30, 55]]],
   [[False, 750, True],
    [False, 750, True],
    [False, 750, True],
    [False, 750, False],
    [False, 750, True],
    [False, 750, False]]],
  ['control: mild dry day',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 20, 'hum_sp': 50},
    [[700, 40, 45], [700, 43, 45], [700, 46, 45], [700, 48, 45]]],
   [[False, 750, True], [False, 750, True], [False, 750, False], [False, 750, False]]],
  ['regression: cold snap',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 20, 'hum_sp': 45},
    [[700, 12, -60], [700, 14, -60], [700, 16, -60], [700, 20, 50], [700, 20, 49]]],
   [[False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, True]]],
  ['control: scenario 1',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 20, 'hum_sp': 50},
    [[741, 41, 9],
     [745, 42, 4],
     [749, 41, 7],
     [737, 37, 8],
     [740, 34, 14],
     [733, 38, 20],
     [730, 44, 9],
     [724, 38, 16],
     [725, 32, 6],
     [721, 27, -4]]],
   [[False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False]]]],
 [['regression: scenario 18',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 30, 'hum_sp': 50},
    [[741, 28, 78],
     [744, 29, 75],
     [746, 23, 67],
     [740, 21, 68],
     [748, 15, 58],
     [750, 13, 59],
     [757, 16, 52],
     [749, 12, 61],
     [737, 16, 54],
     [733, 10, 42]]],
   [[False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, True]]],
  ['regression: scenario 45',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 30, 'hum_sp': 40},
    [[758, 56, 75],
     [748, 51, 86],
     [749, 50, 74],
     [742, 45, 78],
     [745, 39, 80],
     [757, 33, 86],
     [755, 33, 89],
     [761, 30, 84],
     [754, 24, 90],
     [745, 30, 81],
     [745, 36, 73],
     [734, 39, 69],
     [741, 35, 70],
     [751, 36, 67]]],
   [[True, 720, False],
    [True, 745, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [True, 750, False],
    [True, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False]]],
  ['control: summer then winter',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 30, 'hum_sp': 40},
    [[765, 52, 80],
     [762, 58, 80],
     [745, 58, 80],
     [738, 50, 80],
     [700, 25, 10],
     [700, 29, 10],
     [700, 36, 10],
     [700, 10, -15]]],
   [[True, 750, False],
    [True, 720, False],
    [True, 720, False],
    [False, 750, False],
    [False, 750, True],
    [False, 750, True],
    [False, 750, False],
    [False, 750, True]]],
  ['control: dehumidify band',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 30, 'hum_sp': 40},
    [[760, 56, 80],
     [752, 53, 80],
     [745, 52, 80],
     [741, 51, 80],
     [741, 50, 80],
     [752, 52, 80],
     [749, 52, 80]]],
   [[True, 720, False],
    [True, 735, False],
    [True, 740, False],
    [False, 745, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False]]],
  ['regression: frost limit steps',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 20, 'hum_sp': 45},
    [[700, 30, 25], [700, 33, 29], [700, 36, 30], [700, 36, -5], [700, 10, -40], [700, 30, 55]]],
   [[False, 750, True],
    [False, 750, True],
    [False, 750, True],
    [False, 750, False],
    [False, 750, True],
    [False, 750, False]]],
  ['control: mild dry day',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 20, 'hum_sp': 50},
    [[700, 40, 45], [700, 43, 45], [700, 46, 45], [700, 48, 45]]],
   [[False, 750, True], [False, 750, True], [False, 750, False], [False, 750, False]]],
  ['regression: cold snap',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 20, 'hum_sp': 45},
    [[700, 12, -60], [700, 14, -60], [700, 16, -60], [700, 20, 50], [700, 20, 49]]],
   [[False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, True]]],
  ['control: scenario 1',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 20, 'hum_sp': 35},
    [[755, 53, 26],
     [756, 54, 25],
     [766, 54, 30],
     [774, 48, 25],
     [783, 43, 35],
     [778, 37, 35],
     [777, 33, 39],
     [784, 35, 49],
     [779, 31, 39],
     [788, 27, 45],
     [778, 31, 42],
     [779, 31, 44],
     [789, 36, 51]]],
   [[False, 750, False],
    [False, 750, False],
    [True, 750, False],
    [True, 750, False],
    [True, 750, False],
    [True, 750, False],
    [True, 750, False],
    [True, 750, False],
    [True, 750, True],
    [True, 750, True],
    [True, 750, True],
    [True, 750, True],
    [True, 750, False]]]]]
for label, args, expected in fixtures[N-1]:
    check(label, solve(*args), expected)
print(json.dumps({"observations": observations, "passed": all(x["passed"] for x in observations)}, ensure_ascii=False))
raise SystemExit(0 if all(x["passed"] for x in observations) else 1)
Boundary fixtureActualExpectedOutcome
regression: frost limit steps[[False, 750, True], [False, 750, True], [False, 750, True], [False, 750, False], [False, 750, True], [False, 750, True]][[False, 750, True], [False, 750, True], [False, 750, True], [False, 750, False], [False, 750, True], [False, 750, False]]Failed
regression: cold snap[[False, 750, False], [False, 750, False], [False, 750, False], [False, 750, True], [False, 750, True]][[False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, True]]Failed
control: summer then winter[[True, 750, False], [True, 720, False], [True, 720, False], [False, 750, False], [False, 750, True], [False, 750, True], [False, 750, False], [False, 750, True]][[True, 750, False], [True, 720, False], [True, 720, False], [False, 750, False], [False, 750, True], [False, 750, True], [False, 750, False], [False, 750, True]]Passed
control: dehumidify band[[True, 720, False], [True, 735, False], [True, 740, False], [False, 745, False], [False, 750, False], [False, 750, False], [False, 750, False]][[True, 720, False], [True, 735, False], [True, 740, False], [False, 745, False], [False, 750, False], [False, 750, False], [False, 750, False]]Passed
control: mild dry day[[False, 750, True], [False, 750, True], [False, 750, False], [False, 750, False]][[False, 750, True], [False, 750, True], [False, 750, False], [False, 750, False]]Passed
control: scenario 1[[False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False]][[False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False]]Passed
control: scenario 2[[True, 750, True], [True, 750, True], [True, 750, True], [True, 750, True], [True, 750, True], [True, 750, True], [True, 750, True], [True, 750, True], [True, 750, True], [True, 750, True], [True, 750, True], [True, 750, True], [True, 750, True], [True, 750, False]][[True, 750, True], [True, 750, True], [True, 750, True], [True, 750, True], [True, 750, True], [True, 750, True], [True, 750, True], [True, 750, True], [True, 750, True], [True, 750, True], [True, 750, True], [True, 750, True], [True, 750, True], [True, 750, False]]Passed
regression: scenario 3[[False, 750, True], [False, 750, True], [False, 750, True], [False, 750, True], [False, 750, True], [False, 750, True], [False, 750, True], [False, 750, True], [False, 750, True], [False, 750, True], [False, 750, True], [False, 750, True], [False, 750, True], [False, 750, True]][[False, 750, True], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, True], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False]]Failed

SHA-256 / 1e6a02ee731568dc49cc8940fed5643ceebac7ba82bcb26af48c4fc2b5c68899

2 / The unsuccessful fix

Exit 1
"""Failure Map reference implementation. Python standard library only."""
import json

N = 1
observations = []
def solve(settings, samples):
    dehum = False
    cooling = False
    humid = False
    out = []
    for temp, rh, outdoor in samples:
        if dehum and rh <= settings['rh_sp']:
            dehum = False
        elif not dehum and rh > settings['rh_sp'] + 5:
            dehum = True
        eff = settings['cool_sp']
        if dehum:
            eff -= min(settings['max_overcool'], (rh - settings['rh_sp']) * 5)
        if cooling and temp <= eff:
            cooling = False
        elif not cooling and temp > eff + 10:
            cooling = True
        allowed = max(15, min(45, 40 + (outdoor - 20) // 10 * 5))
        target = min(settings['hum_sp'], allowed)
        if outdoor >= 50 and humid:
            humid = False
        elif humid and rh >= target:
            humid = False
        elif not humid and rh < target - 3:
            humid = True
        out.append([cooling, eff, humid])
    return out
def check(label, actual, expected):
    observations.append({"check": label, "actual": actual, "expected": expected, "passed": actual == expected})
fixtures = [[['regression: frost limit steps',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 20, 'hum_sp': 45},
    [[700, 30, 25], [700, 33, 29], [700, 36, 30], [700, 36, -5], [700, 10, -40], [700, 30, 55]]],
   [[False, 750, True],
    [False, 750, True],
    [False, 750, True],
    [False, 750, False],
    [False, 750, True],
    [False, 750, False]]],
  ['regression: cold snap',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 20, 'hum_sp': 45},
    [[700, 12, -60], [700, 14, -60], [700, 16, -60], [700, 20, 50], [700, 20, 49]]],
   [[False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, True]]],
  ['control: summer then winter',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 30, 'hum_sp': 40},
    [[765, 52, 80],
     [762, 58, 80],
     [745, 58, 80],
     [738, 50, 80],
     [700, 25, 10],
     [700, 29, 10],
     [700, 36, 10],
     [700, 10, -15]]],
   [[True, 750, False],
    [True, 720, False],
    [True, 720, False],
    [False, 750, False],
    [False, 750, True],
    [False, 750, True],
    [False, 750, False],
    [False, 750, True]]],
  ['control: dehumidify band',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 30, 'hum_sp': 40},
    [[760, 56, 80],
     [752, 53, 80],
     [745, 52, 80],
     [741, 51, 80],
     [741, 50, 80],
     [752, 52, 80],
     [749, 52, 80]]],
   [[True, 720, False],
    [True, 735, False],
    [True, 740, False],
    [False, 745, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False]]],
  ['control: mild dry day',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 20, 'hum_sp': 50},
    [[700, 40, 45], [700, 43, 45], [700, 46, 45], [700, 48, 45]]],
   [[False, 750, True], [False, 750, True], [False, 750, False], [False, 750, False]]],
  ['control: scenario 1',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 30, 'hum_sp': 40},
    [[738, 41, 24],
     [734, 38, 21],
     [725, 33, 9],
     [726, 34, -2],
     [733, 39, 7],
     [743, 36, 7],
     [740, 38, 7],
     [752, 32, 19],
     [742, 34, 11],
     [732, 32, 9]]],
   [[False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False]]],
  ['control: scenario 2',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 30, 'hum_sp': 40},
    [[762, 20, -5],
     [767, 18, -6],
     [764, 13, -16],
     [765, 11, -12],
     [758, 10, -15],
     [757, 16, -3],
     [761, 16, 7],
     [758, 10, 13],
     [765, 10, 16],
     [763, 13, 12],
     [775, 16, 9],
     [765, 18, 4],
     [755, 20, 3],
     [754, 25, -3]]],
   [[True, 750, True],
    [True, 750, True],
    [True, 750, True],
    [True, 750, True],
    [True, 750, True],
    [True, 750, True],
    [True, 750, True],
    [True, 750, True],
    [True, 750, True],
    [True, 750, True],
    [True, 750, True],
    [True, 750, True],
    [True, 750, True],
    [True, 750, False]]],
  ['regression: scenario 3',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 30, 'hum_sp': 45},
    [[741, 31, 49],
     [750, 36, 55],
     [739, 36, 59],
     [734, 34, 55],
     [728, 33, 56],
     [717, 35, 48],
     [715, 34, 60],
     [726, 38, 57],
     [726, 39, 57],
     [719, 34, 54],
     [726, 39, 57],
     [729, 41, 61],
     [732, 39, 66],
     [743, 40, 75]]],
   [[False, 750, True],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, True],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False]]]],
 [['regression: cold snap',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 20, 'hum_sp': 45},
    [[700, 12, -60], [700, 14, -60], [700, 16, -60], [700, 20, 50], [700, 20, 49]]],
   [[False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, True]]],
  ['regression: scenario 14',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 20, 'hum_sp': 40},
    [[755, 47, 53],
     [757, 46, 56],
     [745, 42, 65],
     [736, 39, 62],
     [733, 34, 69],
     [729, 29, 61],
     [724, 29, 49],
     [729, 32, 59],
     [736, 30, 71],
     [729, 36, 70],
     [732, 31, 59],
     [721, 35, 68],
     [715, 32, 61],
     [715, 36, 65]]],
   [[False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, True],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False]]],
  ['control: summer then winter',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 30, 'hum_sp': 40},
    [[765, 52, 80],
     [762, 58, 80],
     [745, 58, 80],
     [738, 50, 80],
     [700, 25, 10],
     [700, 29, 10],
     [700, 36, 10],
     [700, 10, -15]]],
   [[True, 750, False],
    [True, 720, False],
    [True, 720, False],
    [False, 750, False],
    [False, 750, True],
    [False, 750, True],
    [False, 750, False],
    [False, 750, True]]],
  ['control: dehumidify band',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 30, 'hum_sp': 40},
    [[760, 56, 80],
     [752, 53, 80],
     [745, 52, 80],
     [741, 51, 80],
     [741, 50, 80],
     [752, 52, 80],
     [749, 52, 80]]],
   [[True, 720, False],
    [True, 735, False],
    [True, 740, False],
    [False, 745, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False]]],
  ['regression: frost limit steps',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 20, 'hum_sp': 45},
    [[700, 30, 25], [700, 33, 29], [700, 36, 30], [700, 36, -5], [700, 10, -40], [700, 30, 55]]],
   [[False, 750, True],
    [False, 750, True],
    [False, 750, True],
    [False, 750, False],
    [False, 750, True],
    [False, 750, False]]],
  ['control: mild dry day',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 20, 'hum_sp': 50},
    [[700, 40, 45], [700, 43, 45], [700, 46, 45], [700, 48, 45]]],
   [[False, 750, True], [False, 750, True], [False, 750, False], [False, 750, False]]],
  ['control: scenario 1',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 30, 'hum_sp': 40},
    [[741, 58, -1],
     [736, 54, -9],
     [726, 56, 2],
     [715, 54, 0],
     [721, 55, 1],
     [732, 51, -1],
     [731, 51, -7],
     [727, 55, -12],
     [721, 57, -12]]],
   [[True, 720, False],
    [True, 730, False],
    [True, 720, False],
    [False, 730, False],
    [False, 725, False],
    [False, 745, False],
    [False, 745, False],
    [False, 725, False],
    [False, 720, False]]],
  ['regression: scenario 2',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 20, 'hum_sp': 40},
    [[749, 37, 58],
     [756, 33, 55],
     [768, 38, 65],
     [771, 41, 72],
     [780, 47, 71],
     [774, 50, 64],
     [770, 54, 73],
     [777, 59, 73],
     [786, 63, 85],
     [788, 59, 90],
     [790, 61, 90],
     [782, 58, 85],
     [790, 53, 80],
     [790, 48, 82]]],
   [[False, 750, False],
    [False, 750, False],
    [True, 750, False],
    [True, 750, False],
    [True, 750, False],
    [True, 750, False],
    [True, 750, False],
    [True, 730, False],
    [True, 730, False],
    [True, 730, False],
    [True, 730, False],
    [True, 730, False],
    [True, 735, False],
    [True, 750, False]]]],
 [['regression: scenario 1',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 30, 'hum_sp': 35},
    [[760, 30, 52],
     [750, 32, 60],
     [748, 28, 48],
     [744, 33, 44],
     [754, 37, 54],
     [748, 40, 55],
     [758, 39, 61],
     [760, 42, 61],
     [754, 36, 49],
     [742, 30, 44],
     [731, 32, 54],
     [739, 36, 48],
     [733, 36, 54]]],
   [[False, 750, False],
    [False, 750, False],
    [False, 750, True],
    [False, 750, True],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, True],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False]]],
  ['regression: scenario 13',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 30, 'hum_sp': 45},
    [[744, 24, 58],
     [755, 21, 59],
     [744, 27, 47],
     [738, 30, 55],
     [732, 25, 67],
     [742, 25, 55],
     [736, 25, 52],
     [725, 28, 62],
     [722, 29, 66],
     [734, 32, 57],
     [737, 27, 45],
     [738, 21, 55],
     [730, 17, 59],
     [741, 20, 52]]],
   [[False, 750, False],
    [False, 750, False],
    [False, 750, True],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, True],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False]]],
  ['control: summer then winter',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 30, 'hum_sp': 40},
    [[765, 52, 80],
     [762, 58, 80],
     [745, 58, 80],
     [738, 50, 80],
     [700, 25, 10],
     [700, 29, 10],
     [700, 36, 10],
     [700, 10, -15]]],
   [[True, 750, False],
    [True, 720, False],
    [True, 720, False],
    [False, 750, False],
    [False, 750, True],
    [False, 750, True],
    [False, 750, False],
    [False, 750, True]]],
  ['control: dehumidify band',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 30, 'hum_sp': 40},
    [[760, 56, 80],
     [752, 53, 80],
     [745, 52, 80],
     [741, 51, 80],
     [741, 50, 80],
     [752, 52, 80],
     [749, 52, 80]]],
   [[True, 720, False],
    [True, 735, False],
    [True, 740, False],
    [False, 745, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False]]],
  ['regression: frost limit steps',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 20, 'hum_sp': 45},
    [[700, 30, 25], [700, 33, 29], [700, 36, 30], [700, 36, -5], [700, 10, -40], [700, 30, 55]]],
   [[False, 750, True],
    [False, 750, True],
    [False, 750, True],
    [False, 750, False],
    [False, 750, True],
    [False, 750, False]]],
  ['control: mild dry day',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 20, 'hum_sp': 50},
    [[700, 40, 45], [700, 43, 45], [700, 46, 45], [700, 48, 45]]],
   [[False, 750, True], [False, 750, True], [False, 750, False], [False, 750, False]]],
  ['regression: cold snap',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 20, 'hum_sp': 45},
    [[700, 12, -60], [700, 14, -60], [700, 16, -60], [700, 20, 50], [700, 20, 49]]],
   [[False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, True]]],
  ['control: scenario 2',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 30, 'hum_sp': 45},
    [[746, 32, -7],
     [745, 28, -12],
     [741, 24, -18],
     [736, 26, -12],
     [729, 31, 0],
     [720, 32, 7],
     [730, 30, 14],
     [728, 28, 19],
     [725, 23, 17],
     [729, 20, 18],
     [717, 24, 19],
     [715, 19, 10],
     [723, 14, 20],
     [722, 10, 23]]],
   [[False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, True],
    [False, 750, True],
    [False, 750, True],
    [False, 750, True],
    [False, 750, True],
    [False, 750, True],
    [False, 750, True],
    [False, 750, True]]]],
 [['regression: scenario 19',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 20, 'hum_sp': 45},
    [[747, 29, 61],
     [735, 30, 51],
     [725, 33, 44],
     [718, 39, 33],
     [727, 44, 29],
     [737, 38, 29],
     [729, 43, 39],
     [738, 49, 37]]],
   [[False, 750, False],
    [False, 750, False],
    [False, 750, True],
    [False, 750, True],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False]]],
  ['regression: scenario 24',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 20, 'hum_sp': 40},
    [[757, 26, 51],
     [747, 24, 47],
     [737, 30, 53],
     [726, 27, 41],
     [719, 23, 50],
     [715, 21, 46],
     [717, 18, 36],
     [715, 16, 36],
     [715, 15, 25],
     [715, 18, 24],
     [720, 14, 18],
     [715, 14, 18]]],
   [[False, 750, False],
    [False, 750, True],
    [False, 750, False],
    [False, 750, True],
    [False, 750, False],
    [False, 750, True],
    [False, 750, True],
    [False, 750, True],
    [False, 750, True],
    [False, 750, True],
    [False, 750, True],
    [False, 750, True]]],
  ['control: summer then winter',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 30, 'hum_sp': 40},
    [[765, 52, 80],
     [762, 58, 80],
     [745, 58, 80],
     [738, 50, 80],
     [700, 25, 10],
     [700, 29, 10],
     [700, 36, 10],
     [700, 10, -15]]],
   [[True, 750, False],
    [True, 720, False],
    [True, 720, False],
    [False, 750, False],
    [False, 750, True],
    [False, 750, True],
    [False, 750, False],
    [False, 750, True]]],
  ['control: dehumidify band',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 30, 'hum_sp': 40},
    [[760, 56, 80],
     [752, 53, 80],
     [745, 52, 80],
     [741, 51, 80],
     [741, 50, 80],
     [752, 52, 80],
     [749, 52, 80]]],
   [[True, 720, False],
    [True, 735, False],
    [True, 740, False],
    [False, 745, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False]]],
  ['regression: frost limit steps',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 20, 'hum_sp': 45},
    [[700, 30, 25], [700, 33, 29], [700, 36, 30], [700, 36, -5], [700, 10, -40], [700, 30, 55]]],
   [[False, 750, True],
    [False, 750, True],
    [False, 750, True],
    [False, 750, False],
    [False, 750, True],
    [False, 750, False]]],
  ['control: mild dry day',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 20, 'hum_sp': 50},
    [[700, 40, 45], [700, 43, 45], [700, 46, 45], [700, 48, 45]]],
   [[False, 750, True], [False, 750, True], [False, 750, False], [False, 750, False]]],
  ['regression: cold snap',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 20, 'hum_sp': 45},
    [[700, 12, -60], [700, 14, -60], [700, 16, -60], [700, 20, 50], [700, 20, 49]]],
   [[False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, True]]],
  ['control: scenario 1',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 20, 'hum_sp': 50},
    [[741, 41, 9],
     [745, 42, 4],
     [749, 41, 7],
     [737, 37, 8],
     [740, 34, 14],
     [733, 38, 20],
     [730, 44, 9],
     [724, 38, 16],
     [725, 32, 6],
     [721, 27, -4]]],
   [[False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False]]]],
 [['regression: scenario 18',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 30, 'hum_sp': 50},
    [[741, 28, 78],
     [744, 29, 75],
     [746, 23, 67],
     [740, 21, 68],
     [748, 15, 58],
     [750, 13, 59],
     [757, 16, 52],
     [749, 12, 61],
     [737, 16, 54],
     [733, 10, 42]]],
   [[False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, True]]],
  ['regression: scenario 45',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 30, 'hum_sp': 40},
    [[758, 56, 75],
     [748, 51, 86],
     [749, 50, 74],
     [742, 45, 78],
     [745, 39, 80],
     [757, 33, 86],
     [755, 33, 89],
     [761, 30, 84],
     [754, 24, 90],
     [745, 30, 81],
     [745, 36, 73],
     [734, 39, 69],
     [741, 35, 70],
     [751, 36, 67]]],
   [[True, 720, False],
    [True, 745, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [True, 750, False],
    [True, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False]]],
  ['control: summer then winter',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 30, 'hum_sp': 40},
    [[765, 52, 80],
     [762, 58, 80],
     [745, 58, 80],
     [738, 50, 80],
     [700, 25, 10],
     [700, 29, 10],
     [700, 36, 10],
     [700, 10, -15]]],
   [[True, 750, False],
    [True, 720, False],
    [True, 720, False],
    [False, 750, False],
    [False, 750, True],
    [False, 750, True],
    [False, 750, False],
    [False, 750, True]]],
  ['control: dehumidify band',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 30, 'hum_sp': 40},
    [[760, 56, 80],
     [752, 53, 80],
     [745, 52, 80],
     [741, 51, 80],
     [741, 50, 80],
     [752, 52, 80],
     [749, 52, 80]]],
   [[True, 720, False],
    [True, 735, False],
    [True, 740, False],
    [False, 745, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False]]],
  ['regression: frost limit steps',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 20, 'hum_sp': 45},
    [[700, 30, 25], [700, 33, 29], [700, 36, 30], [700, 36, -5], [700, 10, -40], [700, 30, 55]]],
   [[False, 750, True],
    [False, 750, True],
    [False, 750, True],
    [False, 750, False],
    [False, 750, True],
    [False, 750, False]]],
  ['control: mild dry day',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 20, 'hum_sp': 50},
    [[700, 40, 45], [700, 43, 45], [700, 46, 45], [700, 48, 45]]],
   [[False, 750, True], [False, 750, True], [False, 750, False], [False, 750, False]]],
  ['regression: cold snap',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 20, 'hum_sp': 45},
    [[700, 12, -60], [700, 14, -60], [700, 16, -60], [700, 20, 50], [700, 20, 49]]],
   [[False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, True]]],
  ['control: scenario 1',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 20, 'hum_sp': 35},
    [[755, 53, 26],
     [756, 54, 25],
     [766, 54, 30],
     [774, 48, 25],
     [783, 43, 35],
     [778, 37, 35],
     [777, 33, 39],
     [784, 35, 49],
     [779, 31, 39],
     [788, 27, 45],
     [778, 31, 42],
     [779, 31, 44],
     [789, 36, 51]]],
   [[False, 750, False],
    [False, 750, False],
    [True, 750, False],
    [True, 750, False],
    [True, 750, False],
    [True, 750, False],
    [True, 750, False],
    [True, 750, False],
    [True, 750, True],
    [True, 750, True],
    [True, 750, True],
    [True, 750, True],
    [True, 750, False]]]]]
for label, args, expected in fixtures[N-1]:
    check(label, solve(*args), expected)
print(json.dumps({"observations": observations, "passed": all(x["passed"] for x in observations)}, ensure_ascii=False))
raise SystemExit(0 if all(x["passed"] for x in observations) else 1)
Boundary fixtureActualExpectedOutcome
regression: frost limit steps[[False, 750, True], [False, 750, True], [False, 750, True], [False, 750, False], [False, 750, True], [False, 750, False]][[False, 750, True], [False, 750, True], [False, 750, True], [False, 750, False], [False, 750, True], [False, 750, False]]Passed
regression: cold snap[[False, 750, False], [False, 750, False], [False, 750, False], [False, 750, True], [False, 750, True]][[False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, True]]Failed
control: summer then winter[[True, 750, False], [True, 720, False], [True, 720, False], [False, 750, False], [False, 750, True], [False, 750, True], [False, 750, False], [False, 750, True]][[True, 750, False], [True, 720, False], [True, 720, False], [False, 750, False], [False, 750, True], [False, 750, True], [False, 750, False], [False, 750, True]]Passed
control: dehumidify band[[True, 720, False], [True, 735, False], [True, 740, False], [False, 745, False], [False, 750, False], [False, 750, False], [False, 750, False]][[True, 720, False], [True, 735, False], [True, 740, False], [False, 745, False], [False, 750, False], [False, 750, False], [False, 750, False]]Passed
control: mild dry day[[False, 750, True], [False, 750, True], [False, 750, False], [False, 750, False]][[False, 750, True], [False, 750, True], [False, 750, False], [False, 750, False]]Passed
control: scenario 1[[False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False]][[False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False]]Passed
control: scenario 2[[True, 750, True], [True, 750, True], [True, 750, True], [True, 750, True], [True, 750, True], [True, 750, True], [True, 750, True], [True, 750, True], [True, 750, True], [True, 750, True], [True, 750, True], [True, 750, True], [True, 750, True], [True, 750, False]][[True, 750, True], [True, 750, True], [True, 750, True], [True, 750, True], [True, 750, True], [True, 750, True], [True, 750, True], [True, 750, True], [True, 750, True], [True, 750, True], [True, 750, True], [True, 750, True], [True, 750, True], [True, 750, False]]Passed
regression: scenario 3[[False, 750, True], [False, 750, False], [False, 750, True], [False, 750, False], [False, 750, True], [False, 750, True], [False, 750, False], [False, 750, True], [False, 750, False], [False, 750, True], [False, 750, False], [False, 750, True], [False, 750, False], [False, 750, True]][[False, 750, True], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, True], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False]]Failed

SHA-256 / 927eb383c9f93d8f48ee1283a0d320852fa4bda14105ae6cf06a33b70bab679e

3 / The verified repair

Exit 0
"""Failure Map reference implementation. Python standard library only."""
import json

N = 1
observations = []
def solve(settings, samples):
    dehum = False
    cooling = False
    humid = False
    out = []
    for temp, rh, outdoor in samples:
        if dehum and rh <= settings['rh_sp']:
            dehum = False
        elif not dehum and rh > settings['rh_sp'] + 5:
            dehum = True
        eff = settings['cool_sp']
        if dehum:
            eff -= min(settings['max_overcool'], (rh - settings['rh_sp']) * 5)
        if cooling and temp <= eff:
            cooling = False
        elif not cooling and temp > eff + 10:
            cooling = True
        allowed = max(15, min(45, 40 + (outdoor - 20) // 10 * 5))
        target = min(settings['hum_sp'], allowed)
        if outdoor >= 50:
            humid = False
        elif humid and rh >= target:
            humid = False
        elif not humid and rh < target - 3:
            humid = True
        out.append([cooling, eff, humid])
    return out
def check(label, actual, expected):
    observations.append({"check": label, "actual": actual, "expected": expected, "passed": actual == expected})
fixtures = [[['regression: frost limit steps',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 20, 'hum_sp': 45},
    [[700, 30, 25], [700, 33, 29], [700, 36, 30], [700, 36, -5], [700, 10, -40], [700, 30, 55]]],
   [[False, 750, True],
    [False, 750, True],
    [False, 750, True],
    [False, 750, False],
    [False, 750, True],
    [False, 750, False]]],
  ['regression: cold snap',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 20, 'hum_sp': 45},
    [[700, 12, -60], [700, 14, -60], [700, 16, -60], [700, 20, 50], [700, 20, 49]]],
   [[False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, True]]],
  ['control: summer then winter',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 30, 'hum_sp': 40},
    [[765, 52, 80],
     [762, 58, 80],
     [745, 58, 80],
     [738, 50, 80],
     [700, 25, 10],
     [700, 29, 10],
     [700, 36, 10],
     [700, 10, -15]]],
   [[True, 750, False],
    [True, 720, False],
    [True, 720, False],
    [False, 750, False],
    [False, 750, True],
    [False, 750, True],
    [False, 750, False],
    [False, 750, True]]],
  ['control: dehumidify band',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 30, 'hum_sp': 40},
    [[760, 56, 80],
     [752, 53, 80],
     [745, 52, 80],
     [741, 51, 80],
     [741, 50, 80],
     [752, 52, 80],
     [749, 52, 80]]],
   [[True, 720, False],
    [True, 735, False],
    [True, 740, False],
    [False, 745, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False]]],
  ['control: mild dry day',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 20, 'hum_sp': 50},
    [[700, 40, 45], [700, 43, 45], [700, 46, 45], [700, 48, 45]]],
   [[False, 750, True], [False, 750, True], [False, 750, False], [False, 750, False]]],
  ['control: scenario 1',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 30, 'hum_sp': 40},
    [[738, 41, 24],
     [734, 38, 21],
     [725, 33, 9],
     [726, 34, -2],
     [733, 39, 7],
     [743, 36, 7],
     [740, 38, 7],
     [752, 32, 19],
     [742, 34, 11],
     [732, 32, 9]]],
   [[False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False]]],
  ['control: scenario 2',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 30, 'hum_sp': 40},
    [[762, 20, -5],
     [767, 18, -6],
     [764, 13, -16],
     [765, 11, -12],
     [758, 10, -15],
     [757, 16, -3],
     [761, 16, 7],
     [758, 10, 13],
     [765, 10, 16],
     [763, 13, 12],
     [775, 16, 9],
     [765, 18, 4],
     [755, 20, 3],
     [754, 25, -3]]],
   [[True, 750, True],
    [True, 750, True],
    [True, 750, True],
    [True, 750, True],
    [True, 750, True],
    [True, 750, True],
    [True, 750, True],
    [True, 750, True],
    [True, 750, True],
    [True, 750, True],
    [True, 750, True],
    [True, 750, True],
    [True, 750, True],
    [True, 750, False]]],
  ['regression: scenario 3',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 30, 'hum_sp': 45},
    [[741, 31, 49],
     [750, 36, 55],
     [739, 36, 59],
     [734, 34, 55],
     [728, 33, 56],
     [717, 35, 48],
     [715, 34, 60],
     [726, 38, 57],
     [726, 39, 57],
     [719, 34, 54],
     [726, 39, 57],
     [729, 41, 61],
     [732, 39, 66],
     [743, 40, 75]]],
   [[False, 750, True],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, True],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False]]]],
 [['regression: cold snap',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 20, 'hum_sp': 45},
    [[700, 12, -60], [700, 14, -60], [700, 16, -60], [700, 20, 50], [700, 20, 49]]],
   [[False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, True]]],
  ['regression: scenario 14',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 20, 'hum_sp': 40},
    [[755, 47, 53],
     [757, 46, 56],
     [745, 42, 65],
     [736, 39, 62],
     [733, 34, 69],
     [729, 29, 61],
     [724, 29, 49],
     [729, 32, 59],
     [736, 30, 71],
     [729, 36, 70],
     [732, 31, 59],
     [721, 35, 68],
     [715, 32, 61],
     [715, 36, 65]]],
   [[False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, True],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False]]],
  ['control: summer then winter',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 30, 'hum_sp': 40},
    [[765, 52, 80],
     [762, 58, 80],
     [745, 58, 80],
     [738, 50, 80],
     [700, 25, 10],
     [700, 29, 10],
     [700, 36, 10],
     [700, 10, -15]]],
   [[True, 750, False],
    [True, 720, False],
    [True, 720, False],
    [False, 750, False],
    [False, 750, True],
    [False, 750, True],
    [False, 750, False],
    [False, 750, True]]],
  ['control: dehumidify band',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 30, 'hum_sp': 40},
    [[760, 56, 80],
     [752, 53, 80],
     [745, 52, 80],
     [741, 51, 80],
     [741, 50, 80],
     [752, 52, 80],
     [749, 52, 80]]],
   [[True, 720, False],
    [True, 735, False],
    [True, 740, False],
    [False, 745, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False]]],
  ['regression: frost limit steps',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 20, 'hum_sp': 45},
    [[700, 30, 25], [700, 33, 29], [700, 36, 30], [700, 36, -5], [700, 10, -40], [700, 30, 55]]],
   [[False, 750, True],
    [False, 750, True],
    [False, 750, True],
    [False, 750, False],
    [False, 750, True],
    [False, 750, False]]],
  ['control: mild dry day',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 20, 'hum_sp': 50},
    [[700, 40, 45], [700, 43, 45], [700, 46, 45], [700, 48, 45]]],
   [[False, 750, True], [False, 750, True], [False, 750, False], [False, 750, False]]],
  ['control: scenario 1',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 30, 'hum_sp': 40},
    [[741, 58, -1],
     [736, 54, -9],
     [726, 56, 2],
     [715, 54, 0],
     [721, 55, 1],
     [732, 51, -1],
     [731, 51, -7],
     [727, 55, -12],
     [721, 57, -12]]],
   [[True, 720, False],
    [True, 730, False],
    [True, 720, False],
    [False, 730, False],
    [False, 725, False],
    [False, 745, False],
    [False, 745, False],
    [False, 725, False],
    [False, 720, False]]],
  ['regression: scenario 2',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 20, 'hum_sp': 40},
    [[749, 37, 58],
     [756, 33, 55],
     [768, 38, 65],
     [771, 41, 72],
     [780, 47, 71],
     [774, 50, 64],
     [770, 54, 73],
     [777, 59, 73],
     [786, 63, 85],
     [788, 59, 90],
     [790, 61, 90],
     [782, 58, 85],
     [790, 53, 80],
     [790, 48, 82]]],
   [[False, 750, False],
    [False, 750, False],
    [True, 750, False],
    [True, 750, False],
    [True, 750, False],
    [True, 750, False],
    [True, 750, False],
    [True, 730, False],
    [True, 730, False],
    [True, 730, False],
    [True, 730, False],
    [True, 730, False],
    [True, 735, False],
    [True, 750, False]]]],
 [['regression: scenario 1',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 30, 'hum_sp': 35},
    [[760, 30, 52],
     [750, 32, 60],
     [748, 28, 48],
     [744, 33, 44],
     [754, 37, 54],
     [748, 40, 55],
     [758, 39, 61],
     [760, 42, 61],
     [754, 36, 49],
     [742, 30, 44],
     [731, 32, 54],
     [739, 36, 48],
     [733, 36, 54]]],
   [[False, 750, False],
    [False, 750, False],
    [False, 750, True],
    [False, 750, True],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, True],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False]]],
  ['regression: scenario 13',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 30, 'hum_sp': 45},
    [[744, 24, 58],
     [755, 21, 59],
     [744, 27, 47],
     [738, 30, 55],
     [732, 25, 67],
     [742, 25, 55],
     [736, 25, 52],
     [725, 28, 62],
     [722, 29, 66],
     [734, 32, 57],
     [737, 27, 45],
     [738, 21, 55],
     [730, 17, 59],
     [741, 20, 52]]],
   [[False, 750, False],
    [False, 750, False],
    [False, 750, True],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, True],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False]]],
  ['control: summer then winter',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 30, 'hum_sp': 40},
    [[765, 52, 80],
     [762, 58, 80],
     [745, 58, 80],
     [738, 50, 80],
     [700, 25, 10],
     [700, 29, 10],
     [700, 36, 10],
     [700, 10, -15]]],
   [[True, 750, False],
    [True, 720, False],
    [True, 720, False],
    [False, 750, False],
    [False, 750, True],
    [False, 750, True],
    [False, 750, False],
    [False, 750, True]]],
  ['control: dehumidify band',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 30, 'hum_sp': 40},
    [[760, 56, 80],
     [752, 53, 80],
     [745, 52, 80],
     [741, 51, 80],
     [741, 50, 80],
     [752, 52, 80],
     [749, 52, 80]]],
   [[True, 720, False],
    [True, 735, False],
    [True, 740, False],
    [False, 745, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False]]],
  ['regression: frost limit steps',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 20, 'hum_sp': 45},
    [[700, 30, 25], [700, 33, 29], [700, 36, 30], [700, 36, -5], [700, 10, -40], [700, 30, 55]]],
   [[False, 750, True],
    [False, 750, True],
    [False, 750, True],
    [False, 750, False],
    [False, 750, True],
    [False, 750, False]]],
  ['control: mild dry day',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 20, 'hum_sp': 50},
    [[700, 40, 45], [700, 43, 45], [700, 46, 45], [700, 48, 45]]],
   [[False, 750, True], [False, 750, True], [False, 750, False], [False, 750, False]]],
  ['regression: cold snap',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 20, 'hum_sp': 45},
    [[700, 12, -60], [700, 14, -60], [700, 16, -60], [700, 20, 50], [700, 20, 49]]],
   [[False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, True]]],
  ['control: scenario 2',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 30, 'hum_sp': 45},
    [[746, 32, -7],
     [745, 28, -12],
     [741, 24, -18],
     [736, 26, -12],
     [729, 31, 0],
     [720, 32, 7],
     [730, 30, 14],
     [728, 28, 19],
     [725, 23, 17],
     [729, 20, 18],
     [717, 24, 19],
     [715, 19, 10],
     [723, 14, 20],
     [722, 10, 23]]],
   [[False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, True],
    [False, 750, True],
    [False, 750, True],
    [False, 750, True],
    [False, 750, True],
    [False, 750, True],
    [False, 750, True],
    [False, 750, True]]]],
 [['regression: scenario 19',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 20, 'hum_sp': 45},
    [[747, 29, 61],
     [735, 30, 51],
     [725, 33, 44],
     [718, 39, 33],
     [727, 44, 29],
     [737, 38, 29],
     [729, 43, 39],
     [738, 49, 37]]],
   [[False, 750, False],
    [False, 750, False],
    [False, 750, True],
    [False, 750, True],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False]]],
  ['regression: scenario 24',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 20, 'hum_sp': 40},
    [[757, 26, 51],
     [747, 24, 47],
     [737, 30, 53],
     [726, 27, 41],
     [719, 23, 50],
     [715, 21, 46],
     [717, 18, 36],
     [715, 16, 36],
     [715, 15, 25],
     [715, 18, 24],
     [720, 14, 18],
     [715, 14, 18]]],
   [[False, 750, False],
    [False, 750, True],
    [False, 750, False],
    [False, 750, True],
    [False, 750, False],
    [False, 750, True],
    [False, 750, True],
    [False, 750, True],
    [False, 750, True],
    [False, 750, True],
    [False, 750, True],
    [False, 750, True]]],
  ['control: summer then winter',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 30, 'hum_sp': 40},
    [[765, 52, 80],
     [762, 58, 80],
     [745, 58, 80],
     [738, 50, 80],
     [700, 25, 10],
     [700, 29, 10],
     [700, 36, 10],
     [700, 10, -15]]],
   [[True, 750, False],
    [True, 720, False],
    [True, 720, False],
    [False, 750, False],
    [False, 750, True],
    [False, 750, True],
    [False, 750, False],
    [False, 750, True]]],
  ['control: dehumidify band',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 30, 'hum_sp': 40},
    [[760, 56, 80],
     [752, 53, 80],
     [745, 52, 80],
     [741, 51, 80],
     [741, 50, 80],
     [752, 52, 80],
     [749, 52, 80]]],
   [[True, 720, False],
    [True, 735, False],
    [True, 740, False],
    [False, 745, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False]]],
  ['regression: frost limit steps',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 20, 'hum_sp': 45},
    [[700, 30, 25], [700, 33, 29], [700, 36, 30], [700, 36, -5], [700, 10, -40], [700, 30, 55]]],
   [[False, 750, True],
    [False, 750, True],
    [False, 750, True],
    [False, 750, False],
    [False, 750, True],
    [False, 750, False]]],
  ['control: mild dry day',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 20, 'hum_sp': 50},
    [[700, 40, 45], [700, 43, 45], [700, 46, 45], [700, 48, 45]]],
   [[False, 750, True], [False, 750, True], [False, 750, False], [False, 750, False]]],
  ['regression: cold snap',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 20, 'hum_sp': 45},
    [[700, 12, -60], [700, 14, -60], [700, 16, -60], [700, 20, 50], [700, 20, 49]]],
   [[False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, True]]],
  ['control: scenario 1',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 20, 'hum_sp': 50},
    [[741, 41, 9],
     [745, 42, 4],
     [749, 41, 7],
     [737, 37, 8],
     [740, 34, 14],
     [733, 38, 20],
     [730, 44, 9],
     [724, 38, 16],
     [725, 32, 6],
     [721, 27, -4]]],
   [[False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False]]]],
 [['regression: scenario 18',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 30, 'hum_sp': 50},
    [[741, 28, 78],
     [744, 29, 75],
     [746, 23, 67],
     [740, 21, 68],
     [748, 15, 58],
     [750, 13, 59],
     [757, 16, 52],
     [749, 12, 61],
     [737, 16, 54],
     [733, 10, 42]]],
   [[False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, True]]],
  ['regression: scenario 45',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 30, 'hum_sp': 40},
    [[758, 56, 75],
     [748, 51, 86],
     [749, 50, 74],
     [742, 45, 78],
     [745, 39, 80],
     [757, 33, 86],
     [755, 33, 89],
     [761, 30, 84],
     [754, 24, 90],
     [745, 30, 81],
     [745, 36, 73],
     [734, 39, 69],
     [741, 35, 70],
     [751, 36, 67]]],
   [[True, 720, False],
    [True, 745, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [True, 750, False],
    [True, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False]]],
  ['control: summer then winter',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 30, 'hum_sp': 40},
    [[765, 52, 80],
     [762, 58, 80],
     [745, 58, 80],
     [738, 50, 80],
     [700, 25, 10],
     [700, 29, 10],
     [700, 36, 10],
     [700, 10, -15]]],
   [[True, 750, False],
    [True, 720, False],
    [True, 720, False],
    [False, 750, False],
    [False, 750, True],
    [False, 750, True],
    [False, 750, False],
    [False, 750, True]]],
  ['control: dehumidify band',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 30, 'hum_sp': 40},
    [[760, 56, 80],
     [752, 53, 80],
     [745, 52, 80],
     [741, 51, 80],
     [741, 50, 80],
     [752, 52, 80],
     [749, 52, 80]]],
   [[True, 720, False],
    [True, 735, False],
    [True, 740, False],
    [False, 745, False],
    [False, 750, False],
    [False, 750, False],
    [False, 750, False]]],
  ['regression: frost limit steps',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 20, 'hum_sp': 45},
    [[700, 30, 25], [700, 33, 29], [700, 36, 30], [700, 36, -5], [700, 10, -40], [700, 30, 55]]],
   [[False, 750, True],
    [False, 750, True],
    [False, 750, True],
    [False, 750, False],
    [False, 750, True],
    [False, 750, False]]],
  ['control: mild dry day',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 20, 'hum_sp': 50},
    [[700, 40, 45], [700, 43, 45], [700, 46, 45], [700, 48, 45]]],
   [[False, 750, True], [False, 750, True], [False, 750, False], [False, 750, False]]],
  ['regression: cold snap',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 20, 'hum_sp': 45},
    [[700, 12, -60], [700, 14, -60], [700, 16, -60], [700, 20, 50], [700, 20, 49]]],
   [[False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, True]]],
  ['control: scenario 1',
   [{'cool_sp': 750, 'rh_sp': 50, 'max_overcool': 20, 'hum_sp': 35},
    [[755, 53, 26],
     [756, 54, 25],
     [766, 54, 30],
     [774, 48, 25],
     [783, 43, 35],
     [778, 37, 35],
     [777, 33, 39],
     [784, 35, 49],
     [779, 31, 39],
     [788, 27, 45],
     [778, 31, 42],
     [779, 31, 44],
     [789, 36, 51]]],
   [[False, 750, False],
    [False, 750, False],
    [True, 750, False],
    [True, 750, False],
    [True, 750, False],
    [True, 750, False],
    [True, 750, False],
    [True, 750, False],
    [True, 750, True],
    [True, 750, True],
    [True, 750, True],
    [True, 750, True],
    [True, 750, False]]]]]
for label, args, expected in fixtures[N-1]:
    check(label, solve(*args), expected)
print(json.dumps({"observations": observations, "passed": all(x["passed"] for x in observations)}, ensure_ascii=False))
raise SystemExit(0 if all(x["passed"] for x in observations) else 1)
Boundary fixtureActualExpectedOutcome
regression: frost limit steps[[False, 750, True], [False, 750, True], [False, 750, True], [False, 750, False], [False, 750, True], [False, 750, False]][[False, 750, True], [False, 750, True], [False, 750, True], [False, 750, False], [False, 750, True], [False, 750, False]]Passed
regression: cold snap[[False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, True]][[False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, True]]Passed
control: summer then winter[[True, 750, False], [True, 720, False], [True, 720, False], [False, 750, False], [False, 750, True], [False, 750, True], [False, 750, False], [False, 750, True]][[True, 750, False], [True, 720, False], [True, 720, False], [False, 750, False], [False, 750, True], [False, 750, True], [False, 750, False], [False, 750, True]]Passed
control: dehumidify band[[True, 720, False], [True, 735, False], [True, 740, False], [False, 745, False], [False, 750, False], [False, 750, False], [False, 750, False]][[True, 720, False], [True, 735, False], [True, 740, False], [False, 745, False], [False, 750, False], [False, 750, False], [False, 750, False]]Passed
control: mild dry day[[False, 750, True], [False, 750, True], [False, 750, False], [False, 750, False]][[False, 750, True], [False, 750, True], [False, 750, False], [False, 750, False]]Passed
control: scenario 1[[False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False]][[False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False]]Passed
control: scenario 2[[True, 750, True], [True, 750, True], [True, 750, True], [True, 750, True], [True, 750, True], [True, 750, True], [True, 750, True], [True, 750, True], [True, 750, True], [True, 750, True], [True, 750, True], [True, 750, True], [True, 750, True], [True, 750, False]][[True, 750, True], [True, 750, True], [True, 750, True], [True, 750, True], [True, 750, True], [True, 750, True], [True, 750, True], [True, 750, True], [True, 750, True], [True, 750, True], [True, 750, True], [True, 750, True], [True, 750, True], [True, 750, False]]Passed
regression: scenario 3[[False, 750, True], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, True], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False]][[False, 750, True], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, True], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False], [False, 750, False]]Passed

SHA-256 / 1c6b8007bc5c07021d4180497574c3ee95feda5554eb68a2d6f7870c47cc2be0

Verification & scope

A deterministic bounded teaching model of one thermostat or HVAC controller decision evaluated per sample. Temperatures are integer tenths of a degree Fahrenheit unless stated otherwise. The contract is a stipulated toy convention, not a claim of conformance to any manufacturer, ASHRAE guideline or code. This reproducer isolates one failure mechanism. Results cover the supplied fixtures. Variants within a family share a test contract and should remain grouped when constructing evaluation splits. Related mechanisms with a shared evaluation_group must also remain together; these controlled models are not independent production incidents.

Observations recorded using Python 3.12.14 at 2026-09-29T14:51:47.578782+00:00.

Case digest / 51f1cdce47fd07f24a38d92b328ffe2d92ba9869bbfc0548e79098a4c343c8bf