these 2 derivations will be built:
  /nix/store/2h31x7ljm1xfmympmr4wmq8lc0fs3gxh-dolt-2.6.1.drv
  /nix/store/4f75nkvyhsv7fck5jafh7qcdbvzmd3b5-check-dolt.drv
building '/nix/store/4f75nkvyhsv7fck5jafh7qcdbvzmd3b5-check-dolt.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=23&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/4f75nkvyhsv7fck5jafh7qcdbvzmd3b5-check-dolt.drv' on farm.numtide.com:50051
check-dolt> mac02: building 4f75nkvyhsv7fck5jafh7qcdbvzmd3b5-check-dolt.drv