this derivation will be built:
  /nix/store/jrd44pw7l24xgw3y6b6qn6hmfsdxqkbw-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/jrd44pw7l24xgw3y6b6qn6hmfsdxqkbw-bcachefs-module-7.0.0-39-generic.drv'...