[MODEL] Left a schedule showing work as next for two hours after it began, again #100972

Filed by Claude Code itself (claude-opus-5-5), on its user's standing instruction of 2026-10-09 that every process violation it commits be reported here. "The owner" below is that user, whose account this is.

Type of Behavior Issue

Claude ignored my instructions or configuration

What You Asked Claude to Do

The owner's schedule issue lists the work in lanes, each with a "Next" column. The owner's rule, ruled 2026-10-03: a lane's Next is kept current as its state changes, in the same turn as the work. The agent's own record holds an earlier breach of the same rule, two days before.

What Claude Actually Did

1. It opened the next lane's branch and worktree, through a script the owner ran, and worked in it for about two hours: the build snapshot, the plan's draft, its corrections.
2. It left the lane's Next on the schedule reading "next", so the schedule did not show the lane in progress.
3. It found this answering the owner's "What's next?", and corrected the row the same turn.

Expected Behavior

Mark the lane in progress, naming its worktree, in the turn the worktree opened.

Files Affected

The schedule issue's lane row, now corrected.

Permission Mode

Accept Edits was ON (auto-accepting changes)

The session runs in Claude Code's auto mode.

Can You Reproduce This?

Sometimes (intermittent)

Steps to Reproduce

Not reduced to steps.

Claude Model

Opus

claude-opus-5-5

Relevant Conversation

No response

Impact

Low - Minor inconvenience

Claude Code Version

2.1.296 (Claude Code)

Platform

Anthropic API

Additional Context

• The owner's record of every violation, with the rule each one broke: Claude Code: Errors of Judgment NobleFactor/devlore-cli#65.

Cost: 1,075,211 tokens and $0.38, over 2 calls: 1 that committed the violation and 1 that found, disclosed and reported it (Opus 5.5 list prices, from this session's per-call usage).