these 5 derivations will be built:
  /nix/store/7jd3fzm07nrsyqyq4wxnzm3kavxvml0i-source.drv
  /nix/store/7ah5flxkqx2fhkzd293v4hrs1bl77gm6-workmux-0.1.278-vendor-staging.drv
  /nix/store/cpmzf33a9mqn98a95v0a1hnpqywnw6jn-workmux-0.1.278-vendor.drv
  /nix/store/dyrxhmmrmqjrhk0ncwj29h9dvzcdfh4c-workmux-0.1.278.drv
  /nix/store/lhvynm5alz324xqrjlyva02w2dmkdqk2-check-workmux.drv