this derivation will be built:
  /nix/store/i97sip0iz9mhpl5pqk7n8blzspp3976q-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/i97sip0iz9mhpl5pqk7n8blzspp3976q-bcachefs-module-7.0.0-38-generic.drv'...