this derivation will be built:
  /nix/store/95r91qiv6zfwkz3kvxzsm77npn6zbycv-bcachefs-module-7.0.0-29-generic.drv
building '/nix/store/95r91qiv6zfwkz3kvxzsm77npn6zbycv-bcachefs-module-7.0.0-29-generic.drv'...