Captured: 2026-08-14T08:50:00+09:00
Filesystem: tmpfs mounted at /tmp
Size: 31,911,608,320 bytes
Used: 31,911,608,320 bytes
Available: 0 bytes
Use: 100%
Root filesystem available: approximately 331 GiB

Failing-first reproduction:
- Creating `/tmp/ulw-20260814-085001.IwzboK.md` failed with
  `ENOSPC: no space left on device, write`.
- The recovery notepad could not be created until one stale,
  unowned Task23 log (`/tmp/task23-build-final.log`, 571,392 bytes)
  was removed.