these 2 derivations will be built:
  /nix/store/0nrjj2vjapnivy70y0mqx58zd7p3ldnf-flake-inputs.drv
  /nix/store/bmcbqc544zis5h0c8678c0n6wiw2b9x1-check-flake-inputs.drv
building '/nix/store/0nrjj2vjapnivy70y0mqx58zd7p3ldnf-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=21&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/0nrjj2vjapnivy70y0mqx58zd7p3ldnf-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building 0nrjj2vjapnivy70y0mqx58zd7p3ldnf-flake-inputs.drv
building '/nix/store/bmcbqc544zis5h0c8678c0n6wiw2b9x1-check-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=21&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/bmcbqc544zis5h0c8678c0n6wiw2b9x1-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building bmcbqc544zis5h0c8678c0n6wiw2b9x1-check-flake-inputs.drv