these 2 derivations will be built:
  /nix/store/vdcrb8ppigls58dd6vqhnmx9rfpa4v13-flake-inputs.drv
  /nix/store/3l7pmd642806xiaqn583g80qmw1rkx72-check-flake-inputs.drv
building '/nix/store/vdcrb8ppigls58dd6vqhnmx9rfpa4v13-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=22&restart-grace=900&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/vdcrb8ppigls58dd6vqhnmx9rfpa4v13-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building vdcrb8ppigls58dd6vqhnmx9rfpa4v13-flake-inputs.drv
building '/nix/store/3l7pmd642806xiaqn583g80qmw1rkx72-check-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=22&restart-grace=900&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/3l7pmd642806xiaqn583g80qmw1rkx72-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building 3l7pmd642806xiaqn583g80qmw1rkx72-check-flake-inputs.drv