these 2 derivations will be built:
  /nix/store/23jzba2ql5wzwjihv6nv9znas0dgkks8-flake-inputs.drv
  /nix/store/k2p21j2l01nzy18c45hx95wgzkkhld5q-check-flake-inputs.drv
building '/nix/store/23jzba2ql5wzwjihv6nv9znas0dgkks8-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=23&restart-grace=900&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/23jzba2ql5wzwjihv6nv9znas0dgkks8-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building 23jzba2ql5wzwjihv6nv9znas0dgkks8-flake-inputs.drv
building '/nix/store/k2p21j2l01nzy18c45hx95wgzkkhld5q-check-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=23&restart-grace=900&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/k2p21j2l01nzy18c45hx95wgzkkhld5q-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building k2p21j2l01nzy18c45hx95wgzkkhld5q-check-flake-inputs.drv