these 2 derivations will be built:
  /nix/store/7hxl2dnnag2irian4hasy5c70yfw9n17-beads-rust-0.5.3-vendor.drv
  /nix/store/cv6jpsxc590xrjnrfhsrzadiwlddajs3-beads-rust-0.5.3.drv