this derivation will be built:
  /nix/store/vm4qczwa9np6m8c9g5100hs46y46ply5-bcachefs-module-7.0.0-26-generic.drv
building '/nix/store/vm4qczwa9np6m8c9g5100hs46y46ply5-bcachefs-module-7.0.0-26-generic.drv'...