FA-46140 / Bounded deques / Member archive

Deadline deque retains entries at their expiry instant · case 05

Deadline deque retains entries at their expiry instant.

Member previewVariant 5 · 3 implementations · 6 checks per implementation

Case contract

A deadline-ordered bounded deque expires the maximal prefix with deadline <= now. Return live entries, release sequence, removed count and next wake deadline.

Why this case matters

Controlled bounded deque implementation model with explicit storage and lifecycle observations.

One recorded failure

Sample boundary fixture

This sample comes from the broken implementation of a controlled reproducer.

Boundary fixture	Actual	Expected	Outcome
deadline equality	`[[[6, 3], [7, 6]], [[5, 1]], 1, 3]`	`[[[7, 6]], [[5, 1], [6, 3]], 2, 6]`	Failed

MEMBER ARCHIVE

The complete case is available to members.

This record includes three runnable implementations, regression fixtures, execution results, and source hashes.

Member access is invitation-based. Sign in with your invited account to inspect the sources.