this derivation will be built:
  /nix/store/fmbqr8snj41mzljwqyf20i6ic0zbb0m3-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/fmbqr8snj41mzljwqyf20i6ic0zbb0m3-bcachefs-module-7.0.0-38-generic.drv'...