this derivation will be built:
  /nix/store/dv7h2drpv2il36b5wnh5b4xx0hjmgayv-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/dv7h2drpv2il36b5wnh5b4xx0hjmgayv-bcachefs-module-7.0.0-38-generic.drv'...