this derivation will be built:
  /nix/store/i32w2a3s3skdg5i8l4gwyg4akcgqcspv-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/i32w2a3s3skdg5i8l4gwyg4akcgqcspv-bcachefs-module-7.0.0-39-generic.drv'...