these 4 derivations will be built:
  /nix/store/91g44l8rrv9z50jf18fbsk4kd87fqrf3-source.drv
  /nix/store/7v28bxh1pap852wnrp2hnd8s3i18nifp-workmux-0.1.240-vendor-staging.drv
  /nix/store/vln13zkq52gln2j2radxwn0bcghf8x5h-workmux-0.1.240-vendor.drv
  /nix/store/xbzlkx932ymkidgjsrg46sdyrfpfmj12-workmux-0.1.240.drv