these 2 derivations will be built:
  /nix/store/p244lz3n8yjpp0ar28hbgi2g043mhar2-sidecar-1.17.1.drv
  /nix/store/awgvhnkabjnh284wdxacnzfwnm0bsh87-check-sidecar.drv
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy