[Bug] Runaway background scripts consuming excessive disk space in worktrees without user notification

Bug Description
several times in worktrees it seems to create runanway scripts that grow to 100's of GB but I am never aware that it is doing it as it is in the background

Environment Info

• Platform: darwin
• Terminal: ghostty
• Version: 2.1.62
• Feedback ID: 1c5d5397-e7c6-4898-a203-b24fd00f9c2a

Errors

[{"error":"Error: NON-FATAL: Lock acquisition failed for /Users/josephstephenson-mouzo/.local/share/claude/versions/2.1.62 (expected in multi-process scenarios)\n    at MqA (/$bunfs/root/claude:2441:2098)\n    at fRL (/$bunfs/root/claude:2441:1209)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-02-27T11:29:04.881Z"},{"error":"Error: 1P event logging: 2 events failed to export (code=ECONNABORTED, timeout of 10000ms exceeded)\n    at queueFailedEvents (/$bunfs/root/claude:6252:2350)\n    at async doExport (/$bunfs/root/claude:6252:1257)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-02-27T14:05:43.989Z"},{"error":"Error: {\"message\":\"Failed to export 2 events (code=ECONNABORTED, timeout of 10000ms exceeded)\",\"originalLine\":\"6252\",\"originalColumn\":\"1409\",\"line\":\"6252\",\"column\":\"1409\",\"sourceURL\":\"/$bunfs/root/claude\",\"stack\":\"Error: Failed to export 2 events (code=ECONNABORTED, timeout of 10000ms exceeded)\\n    at doExport (/$bunfs/root/claude:6252:1409)\\n    at processTicksAndRejections (native:7:39)\",\"name\":\"Error\"}\n    at error (/$bunfs/root/claude:2407:25028)\n    at <anonymous> (/$bunfs/root/claude:119:92465)\n    at l9M (/$bunfs/root/claude:119:93009)\n    at <anonymous> (/$bunfs/root/claude:120:17366)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-02-27T14:05:43.992Z"},{"error":"Error: File does not exist. Note: your current working directory is /Users/josephstephenson-mouzo/Projects/03 - development/08 - vat automation/.claude/worktrees/research-greenfield.\n    at call (/$bunfs/root/claude:1796:6345)\n    at async fV0 (/$bunfs/root/claude:3510:15034)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-02-27T16:26:24.730Z"},{"error":"Error: File does not exist. Note: your current working directory is /Users/josephstephenson-mouzo/Projects/03 - development/08 - vat automation/.claude/worktrees/research-greenfield.\n    at call (/$bunfs/root/claude:1796:6345)\n    at async <anonymous> (/$bunfs/root/claude:6200:1856)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-02-27T18:22:05.165Z"},{"error":"Error\n    at <anonymous> (/$bunfs/root/claude:79:11055)\n    at <anonymous> (/$bunfs/root/claude:93:10230)\n    at emitError (node:events:43:23)\n    at <anonymous> (node:_http_client:253:22)\n    at processTicksAndRejections (native:7:39)\n    at request (/$bunfs/root/claude:95:2149)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-02-27T18:47:16.842Z"},{"error":"Error: Request was aborted.\n    at rCA (/$bunfs/root/claude:820:96592)\n    at next (native:1:11)\n    at FE$ (/$bunfs/root/claude:6022:6980)\n    at next (native:1:11)\n    at KE$ (/$bunfs/root/claude:6027:9145)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-02-27T19:04:22.493Z"},{"error":"Error: Request was aborted.\n    at rCA (/$bunfs/root/claude:820:96592)\n    at next (native:1:11)\n    at FE$ (/$bunfs/root/claude:6022:6980)\n    at next (native:1:11)\n    at KE$ (/$bunfs/root/claude:6027:9145)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-02-27T19:06:06.947Z"},{"error":"Error: File does not exist. Note: your current working directory is /Users/josephstephenson-mouzo/Projects/03 - development/08 - vat automation/.claude/worktrees/research-greenfield.\n    at call (/$bunfs/root/claude:1796:6345)\n    at async fV0 (/$bunfs/root/claude:3510:15034)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-02-27T19:15:42.383Z"},{"error":"Error: Request was aborted.\n    at makeRequest (/$bunfs/root/claude:307:3940)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-02-27T19:36:27.945Z"},{"error":"Error: {\"message\":\"Operation timed out.\",\"originalLine\":\"119\",\"originalColumn\":\"163330\",\"line\":\"119\",\"column\":\"163330\",\"sourceURL\":\"/$bunfs/root/claude\",\"stack\":\"Error: Operation timed out.\\n    at <anonymous> (/$bunfs/root/claude:119:163330)\",\"name\":\"Error\"}\n    at error (/$bunfs/root/claude:2407:25028)\n    at <anonymous> (/$bunfs/root/claude:119:92465)\n    at l9M (/$bunfs/root/claude:119:93009)\n    at <anonymous> (/$bunfs/root/claude:120:16930)\n    at processTicksAndRejections (native:7:39)","timestamp"…

Note: Content was truncated.