this derivation will be built:
  /nix/store/g1si1b73v2xm0c9pk0wmw793fd3c6827-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/g1si1b73v2xm0c9pk0wmw793fd3c6827-bcachefs-module-7.0.0-38-generic.drv'...