these 2 derivations will be built:
  /nix/store/hnq525496igbp8rv1mi17vsbsxp9qsks-closure-info.drv
  /nix/store/r744pmis37kki32kn5k0n80afzsp7dnn-check-vars.drv
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy