build packages.x86_64-linux.backend

Reproduce this run
  1. 0.14 s $ /nix/store/9ypz3flqsrl5xl495mm8h645gadjsxi1-coreutils-9.11/bin/timeout --kill-after=15s 7200s /nix/store/23zk8sgzamrbmj1fday15szf7f2279s8-nix-2.34.7/bin/nix --extra-experimental-features nix-command --extra-experimental-features flakes --log-format internal-json build --no-link --print-out-paths git+https://codeberg.org/mtlynch/little-moments?ref=push-nukslmpvwmwv&rev=ad71bf41833446a8feab5d1352c71cd67943b6b4#packages.x86_64-linux.backend --print-build-logs
  2. 0.96 s error (ignored): SQLite database '/var/cache/nix-ci-worker/eval-cache-v6/a8959dc2b65299e5ed7b29c1d592091f7aa7e31cde5bb12a5a090acb6c59cd93.sqlite' is busy
  3. 5.17 s
  4. 5.52 s /nix/store/5kj26f71b8gs3cwsvg4fq9ads65h308l-little-moments-0.0.1
  5. 5.60 s Build succeeded.