[Bug] Compaction fails with "Conversation too long" error, leaving session unrecoverable

Bug Description
● Task Output(non-blocking) a26325b
⎿ Read output (ctrl+o to expand)
⎿ Context low · Run /compact to compact & continue

/compact

⎿ Error: Error during compaction: Error: Conversation too long. Press esc twice to go up a few messages and try again.

check for running agents and ublock them if they are stuck

⎿ Context low · Run /compact to compact & continue

are you there

⎿ Context low · Run /compact to compact & continue

/compact

⎿ Error: Error during compaction: Error: Conversation too long. Press esc twice to go up a few messages and try again.

Environment Info

• Platform: linux
• Terminal: vscode
• Version: 2.0.69
• Feedback ID: 2deef9ed-a72f-4094-9ce9-ff2d42aa279a

Errors

[{"error":"Error: NON-FATAL: Lock acquisition failed for /root/.local/share/claude/versions/2.0.69 (expected in multi-process scenarios)\n    at jf$ (/$bunfs/root/claude:2239:2155)\n    at LDA (/$bunfs/root/claude:2239:1875)\n    at processTicksAndRejections (native:7:39)","timestamp":"2025-12-13T11:36:54.509Z"},{"error":"Error\n    at wO (/$bunfs/root/claude:58:1143)\n    at <anonymous> (/$bunfs/root/claude:59:10080)\n    at emit (node:events:92:22)\n    at endReadableNT (internal:streams/readable:862:50)\n    at processTicksAndRejections (native:7:39)\n    at request (/$bunfs/root/claude:61:2147)\n    at processTicksAndRejections (native:7:39)","timestamp":"2025-12-13T11:36:54.823Z"},{"error":"Error\n    at wO (/$bunfs/root/claude:58:1143)\n    at <anonymous> (/$bunfs/root/claude:59:10080)\n    at emit (node:events:92:22)\n    at endReadableNT (internal:streams/readable:862:50)\n    at processTicksAndRejections (native:7:39)\n    at request (/$bunfs/root/claude:61:2147)\n    at processTicksAndRejections (native:7:39)","timestamp":"2025-12-13T11:36:54.950Z"},{"error":"Error\n    at wO (/$bunfs/root/claude:58:1143)\n    at <anonymous> (/$bunfs/root/claude:59:10080)\n    at emit (node:events:92:22)\n    at endReadableNT (internal:streams/readable:862:50)\n    at processTicksAndRejections (native:7:39)\n    at request (/$bunfs/root/claude:61:2147)\n    at processTicksAndRejections (native:7:39)","timestamp":"2025-12-13T11:36:55.180Z"},{"error":"Error\n    at wO (/$bunfs/root/claude:58:1143)\n    at <anonymous> (/$bunfs/root/claude:59:10080)\n    at emit (node:events:92:22)\n    at endReadableNT (internal:streams/readable:862:50)\n    at processTicksAndRejections (native:7:39)\n    at request (/$bunfs/root/claude:61:2147)\n    at processTicksAndRejections (native:7:39)","timestamp":"2025-12-13T11:36:55.654Z"},{"error":"Error: EISDIR: illegal operation on a directory, read\n    at readFileSync (unknown)\n    at <anonymous> (/$bunfs/root/claude:12:500)\n    at s5 (/$bunfs/root/claude:11:8378)\n    at readFileSync (/$bunfs/root/claude:12:465)\n    at zLI (/$bunfs/root/claude:4323:20251)\n    at call (/$bunfs/root/claude:911:846)\n    at call (/$bunfs/root/claude:907:6075)\n    at Wi0 (/$bunfs/root/claude:1722:17095)\n    at processTicksAndRejections (native:7:39)","timestamp":"2025-12-13T14:48:45.144Z"},{"error":"Error: 400 {\"type\":\"error\",\"error\":{\"type\":\"invalid_request_error\",\"message\":\"prompt is too long: 204772 tokens > 200000 maximum\"},\"request_id\":\"req_011CW4uvFYYSgMyrnREHoUbe\"}\n    at generate (/$bunfs/root/claude:409:10428)\n    at makeRequest (/$bunfs/root/claude:746:5434)\n    at processTicksAndRejections (native:7:39)","timestamp":"2025-12-13T15:21:02.046Z"},{"error":"Error: 400 {\"type\":\"error\",\"error\":{\"type\":\"invalid_request_error\",\"message\":\"prompt is too long: 204772 tokens > 200000 maximum\"},\"request_id\":\"req_011CW4uvQRLsJBwobAzN8gq4\"}\n    at generate (/$bunfs/root/claude:409:10428)\n    at makeRequest (/$bunfs/root/claude:746:5434)\n    at processTicksAndRejections (native:7:39)","timestamp":"2025-12-13T15:21:03.912Z"},{"error":"Error: 400 {\"type\":\"error\",\"error\":{\"type\":\"invalid_request_error\",\"message\":\"prompt is too long: 207647 tokens > 200000 maximum\"},\"request_id\":\"req_011CW4vBoN9CJWxWQDMsgsBT\"}\n    at generate (/$bunfs/root/claude:409:10428)\n    at makeRequest (/$bunfs/root/claude:746:5434)\n    at processTicksAndRejections (native:7:39)","timestamp":"2025-12-13T15:24:33.090Z"},{"error":"Error: Conversation too long. Press esc twice to go up a few messages and try again.\n    at y0$ (/$bunfs/root/claude:1586:1687)\n    at async call (/$bunfs/root/claude:3147:56)\n    at async $t0 (/$bunfs/root/claude:2209:4431)\n    at async DuI (/$bunfs/root/claude%3

Note: Error logs were truncated.