build packages.x86_64-linux.backend

Reproduce this run
  1. 0.19 s $ /nix/store/vzx1mi9c0xfadmsm9dhd83d005cb1qs9-coreutils-9.8/bin/timeout --kill-after=15s 7200s /nix/store/86n4l5yri6hys3zk2mwy2azcv9prqb8j-nix-2.31.4/bin/nix --extra-experimental-features nix-command --extra-experimental-features flakes --log-format internal-json build --no-link git+https://codeberg.org/mtlynch/little-moments?ref=mock-not-fake&rev=fb5bdc11062474af6a1ebfd15a696ac4afaa44da#packages.x86_64-linux.backend --print-build-logs
  2. 0.23 s fetching Git repository 'https://codeberg.org/mtlynch/little-moments'
  3. 1.56 s
  4. 1.75 s Downloading cached source from https://cache.nix-ci.com
  5. 16.73 s Progress: 1 of 1 downloaded from cache
  6. 71.78 s
  7. 71.79 s Downloading cached mailcap from https://cache.nix-ci.com
  8. 71.82 s Downloading cached tzdata from https://cache.nix-ci.com
  9. 71.82 s Downloading cached iana-etc from https://cache.nix-ci.com
  10. 71.87 s Progress: 0 of 1 built, 1 of 4 downloaded from cache (2 downloading)
  11. 71.88 s Progress: 0 of 1 built, 2 of 4 downloaded from cache (1 downloading)
  12. 72.12 s Progress: 0 of 1 built, 3 of 4 downloaded from cache
  13. 72.12 s Downloading cached little-moments from https://cache.nix-ci.com
  14. 72.63 s Progress: 0 of 1 built, 4 of 4 downloaded from cache