this derivation will be built:
  /nix/store/h6lnx8wcjpv3lli5zysgx0hlpc2pnhw7-bcachefs-module-7.0.0-29-generic.drv
building '/nix/store/h6lnx8wcjpv3lli5zysgx0hlpc2pnhw7-bcachefs-module-7.0.0-29-generic.drv'...