this derivation will be built:
  /nix/store/pa7mm86vwpqjwlw8aazdd9gcm64h6anx-bcachefs-module-7.0.0-28-generic.drv
building '/nix/store/pa7mm86vwpqjwlw8aazdd9gcm64h6anx-bcachefs-module-7.0.0-28-generic.drv'...