these 4 derivations will be built:
  /nix/store/lms15jrm4km1nhsbfcy51wn0y3ambnya-source.drv
  /nix/store/v03xxyz1p5rrzig7bij07jr67wmzq6ml-workmux-0.1.225-vendor-staging.drv
  /nix/store/ssxfgf49vxwhrf7n33gdswyd1qnh3s69-workmux-0.1.225-vendor.drv
  /nix/store/0hrlx0jim26pbqv2i0whykh2p2ixs8xg-workmux-0.1.225.drv