these 4 derivations will be built:
  /nix/store/sjrzqw15m9c83wyzk2ipk82riwyxk9dr-omp-18.8.7-cargo-vendor-vendor-staging.drv
  /nix/store/14472c03dswdhnj42s1xzzs1fhgrkdhk-omp-18.8.7-cargo-vendor-vendor.drv
  /nix/store/r9m7qfcmp5xk51fgik6jviqh49sfgdfb-omp-18.8.7.drv
  /nix/store/2qxvyccyzaygqj8nknfyc26mqa0dan8j-check-omp.drv