this derivation will be built:
  /nix/store/93k7czxzm1bj13ckx2lxpvjw4mv11fcq-bcachefs-module-7.2.9-zen1-1-zen.drv
building '/nix/store/93k7czxzm1bj13ckx2lxpvjw4mv11fcq-bcachefs-module-7.2.9-zen1-1-zen.drv'...