these 3 derivations will be built:
  /nix/store/fdirv08g0dap71s6kcpj6cfryj3qfzgx-insta-1.49.0.drv
  /nix/store/47fhy7ajnkh73pgbmh7nvb6igyc6ddg7-cargo-vendor-dir.drv
  /nix/store/1b8a1avddpp87amcxca2q681f5w8da7p-nixfmt-rs-0.5.3.drv