these 3 derivations will be built:
  /nix/store/7c5gac7rpjhhh1yrva27wci8cs0vs1qh-workmux-0.1.277-vendor.drv
  /nix/store/g75d60ky5v9qsq9ys2rfaa8n6d7zmmjg-workmux-0.1.277.drv
  /nix/store/5skfjjgcvscbbmbxs5axgcgvr9r4n4nk-check-workmux.drv