this derivation will be built:
  /nix/store/f44di2vlgnfdnr1xpv5qkfcsf0j0jh89-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/f44di2vlgnfdnr1xpv5qkfcsf0j0jh89-bcachefs-module-7.0.0-39-generic.drv'...