this derivation will be built:
  /nix/store/hmjzxnk3d9x9jfprrzpfn2526rla3qw3-bcachefs-module-7.0.0-34-generic-64k.drv
building '/nix/store/hmjzxnk3d9x9jfprrzpfn2526rla3qw3-bcachefs-module-7.0.0-34-generic-64k.drv'...