this derivation will be built:
  /nix/store/gaw18jykf8h4cn7xzib6pfwarp5r3qpq-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/gaw18jykf8h4cn7xzib6pfwarp5r3qpq-bcachefs-module-7.0.0-39-generic.drv'...