this derivation will be built:
  /nix/store/mqv4vzjysd3rmk4i2pfycjrnnym7lqss-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/mqv4vzjysd3rmk4i2pfycjrnnym7lqss-bcachefs-module-7.0.0-38-generic.drv'...