[Bug] Resume flag reverts to pre-compaction state after manual compaction

Bug Description
i just compacted, ctrl^C twice then started claude with --resume with latest conversation. it went back to pre compaction state that i had to compact once more.

Environment Info

• Platform: darwin
• Terminal: iTerm.app
• Version: 2.0.72
• Feedback ID:

Errors

[{"error":"Error: NON-FATAL: Lock acquisition failed for /Users/rasvi/.local/share/claude/versions/2.0.72 (expected in multi-process scenarios)\n    at TZR (/$bunfs/root/claude:2428:2165)\n    at yYA (/$bunfs/root/claude:2428:1885)\n    at processTicksAndRejections (native:7:39)","timestamp":"2025-12-18T12:24:18.197Z"},{"error":"Error\n    at nk (/$bunfs/root/claude:59:1144)\n    at <anonymous> (/$bunfs/root/claude:60:10097)\n    at emit (node:events:92:22)\n    at endReadableNT (internal:streams/readable:861:50)\n    at processTicksAndRejections (native:7:39)\n    at request (/$bunfs/root/claude:62:2149)\n    at processTicksAndRejections (native:7:39)","timestamp":"2025-12-18T12:24:18.597Z"},{"error":"Error\n    at nk (/$bunfs/root/claude:59:1144)\n    at <anonymous> (/$bunfs/root/claude:60:10097)\n    at emit (node:events:92:22)\n    at endReadableNT (internal:streams/readable:861:50)\n    at processTicksAndRejections (native:7:39)\n    at request (/$bunfs/root/claude:62:2149)\n    at processTicksAndRejections (native:7:39)","timestamp":"2025-12-18T12:24:18.597Z"},{"error":"RangeError: stdout maxBuffer length exceeded\n    at unknown\n    at onData (node:child_process:153:110)\n    at emit (node:events:95:22)\n    at addChunk (internal:streams/readable:264:47)\n    at readableAddChunkPushByteMode (internal:streams/readable:242:18)\n    at handleNumberResult (internal:streams/native-readable:69:18)\n    at <anonymous> (internal:streams/native-readable:43:68)\n    at processTicksAndRejections (native:7:39)","timestamp":"2025-12-18T12:24:19.379Z"},{"error":"Error\n    at nk (/$bunfs/root/claude:59:1144)\n    at <anonymous> (/$bunfs/root/claude:60:10097)\n    at emit (node:events:92:22)\n    at endReadableNT (internal:streams/readable:861:50)\n    at processTicksAndRejections (native:7:39)\n    at request (/$bunfs/root/claude:62:2149)\n    at processTicksAndRejections (native:7:39)","timestamp":"2025-12-18T12:25:49.200Z"}]