this derivation will be built:
  /nix/store/w7cvrwkqb747h69hjz137w8pz7x0n61p-bcachefs-module-7.0.0-31-generic.drv
building '/nix/store/w7cvrwkqb747h69hjz137w8pz7x0n61p-bcachefs-module-7.0.0-31-generic.drv'...