this derivation will be built:
  /nix/store/70a8n5380wrkl8szavk070ass3vkhdz9-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/70a8n5380wrkl8szavk070ass3vkhdz9-bcachefs-module-7.0.0-38-generic.drv'...