these 2 derivations will be built:
  /nix/store/7admmgrmvkqzs5mz3yz4176km695qs54-workmux-0.1.273.drv
  /nix/store/pcfggxfw65y22ilgbdj1nmny7dvyrh2g-check-workmux.drv

upload niks3: ok