this derivation will be built:
  /nix/store/843d70kch4p018av7izszamm0walkigz-bcachefs-module-7.0.0-34-generic.drv
building '/nix/store/843d70kch4p018av7izszamm0walkigz-bcachefs-module-7.0.0-34-generic.drv'...