these 2 derivations will be built:
  /nix/store/c1mc81fvw5a2xswyc02m27yim39ylgl4-flake-inputs.drv
  /nix/store/8n80lhh6jkwyg8x6fss7h0pwzwcii7i4-check-flake-inputs.drv
building '/nix/store/c1mc81fvw5a2xswyc02m27yim39ylgl4-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=20&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/c1mc81fvw5a2xswyc02m27yim39ylgl4-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building c1mc81fvw5a2xswyc02m27yim39ylgl4-flake-inputs.drv
building '/nix/store/8n80lhh6jkwyg8x6fss7h0pwzwcii7i4-check-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=20&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/8n80lhh6jkwyg8x6fss7h0pwzwcii7i4-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building 8n80lhh6jkwyg8x6fss7h0pwzwcii7i4-check-flake-inputs.drv