these 5 derivations will be built:
  /nix/store/4gagyqd8pv84mvbxk1lwlgfj11kvmcgi-source.drv
  /nix/store/k7da6xak946fl97ivzkxd53ryr5cwwyk-source.drv
  /nix/store/rqzs047ylnmxb8wgcy6fagc2dz17wlx9-beads-rust-0.3.2-vendor-staging.drv
  /nix/store/gx5yfzrnbhnmqypajibi795pxx2jls2b-beads-rust-0.3.2-vendor.drv
  /nix/store/kwby29y4w70fzwwwkp4j6dbik1g3si48-beads-rust-0.3.2.drv