this derivation will be built:
  /nix/store/bjlqz8cy7kgmirrw85vq49yxq5xah93n-bcachefs-module-7.0.0-34-generic.drv
building '/nix/store/bjlqz8cy7kgmirrw85vq49yxq5xah93n-bcachefs-module-7.0.0-34-generic.drv'...