this derivation will be built:
  /nix/store/3ngakb7vgrfa5ksyxb29g19287cf6kn6-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/3ngakb7vgrfa5ksyxb29g19287cf6kn6-bcachefs-module-7.0.0-39-generic.drv'...