this derivation will be built:
  /nix/store/wwpp7x86ip4181f7674vzpwnl8xc7927-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/wwpp7x86ip4181f7674vzpwnl8xc7927-bcachefs-module-7.0.0-38-generic.drv'...