these 5 derivations will be built:
  /nix/store/b5gfj99g33nk5y1qkadjpwhm39qhgrwg-source.drv
  /nix/store/2mvbbgk5bnbsfwvaczdzgk3c82z919hy-workmux-0.1.272-vendor-staging.drv
  /nix/store/jgah2s211pcj005c575bs48cmzzb1wr3-workmux-0.1.272-vendor.drv
  /nix/store/np0yix6d99fhxpx9y819blvybgxj0s20-workmux-0.1.272.drv
  /nix/store/70gfplgg7dpy70q1p39ds62fhdinb974-check-workmux.drv