this derivation will be built:
  /nix/store/x5m6g05x0x65nzkllh86rgxcpqasv8ac-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/x5m6g05x0x65nzkllh86rgxcpqasv8ac-bcachefs-module-7.0.0-38-generic.drv'...