this derivation will be built:
  /nix/store/dmp4f2j5h97vl7p4cps2aby7sknf31m6-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/dmp4f2j5h97vl7p4cps2aby7sknf31m6-bcachefs-module-7.0.0-38-generic.drv'...