these 3 derivations will be built:
  /nix/store/qvxf1vyymp854z4hqla3afkyg0zlrdzs-treefmt.toml.drv
  /nix/store/q29cgkdhy5brq96na04pwny4dl6rvkh9-examples.drv
  /nix/store/00z1668r8ipld7c3b6cr091wig6ib9mc-test-examples.drv