these 7 derivations will be built:
  /nix/store/0gd0v4lagm9nqnifs83cp7xfq3m285ja-cargo-package-rstest_macros-0.28.0.drv
  /nix/store/3g07xddfadf7x3nr3fhpfw4l3y9hjhia-cargo-package-rstest-0.28.0.drv
  /nix/store/kksnpdh04wnjddyvb430d7g7c169xixd-source.drv
  /nix/store/fv2z3xghvd0abnfxx3n9vs2kn8f1c2ya-vendor-registry.drv
  /nix/store/zlxz5armnsk4lln9z0av1snwkca1hf5i-vendor-cargo-deps.drv
  /nix/store/vpqc9vijyvq2y0bm215q2sz7sbqfbwfv-harmonia-deps-3.3.0.drv
  /nix/store/dy9r27v0dmj1hkip2ncjq77gs34n418r-harmonia-llvm-cov-3.3.0.drv