this derivation will be built:
  /nix/store/nkbi3gyl5s91xq6mpqrlw8md85bxblcb-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/nkbi3gyl5s91xq6mpqrlw8md85bxblcb-bcachefs-module-7.0.0-38-generic.drv'...