these 3 derivations will be built:
  /nix/store/88sghwlp0iwl3qv1pdv2kkpl3yxm10mm-beads-rust-0.7.4-vendor.drv
  /nix/store/0hdk9qjq0h9zxxgc97acjg7am52j2ymi-beads-rust-0.7.4.drv
  /nix/store/pgc8j41ij8g3i86zhgv49c0jwszby6p6-check-beads-rust.drv