these 3 derivations will be built:
  /nix/store/xiv15g65s1kyfl026nqjrrhidkzjiyak-treefmt.toml.drv
  /nix/store/5jnszh3rsh2z53pf9xgbp5hay4lydrl3-treefmt.drv
  /nix/store/v863kwk76rbai938zzw3ix1rmhhl7m90-treefmt-check.drv
this path will be fetched (1.2 MiB download, 2.9 MiB unpacked):
  /nix/store/vajwgwrnp8gjjbf5312819vn97ggj1p9-gofumpt-0.12.0
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy