these 2 derivations will be built:
  /nix/store/j81vc0fcpbm7g2dc36g6npdkf063y8hl-flake-inputs.drv
  /nix/store/n8sm7gyglppr4iyakzbqmb1vvzvhva47-check-flake-inputs.drv
building '/nix/store/j81vc0fcpbm7g2dc36g6npdkf063y8hl-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=23&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/j81vc0fcpbm7g2dc36g6npdkf063y8hl-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building j81vc0fcpbm7g2dc36g6npdkf063y8hl-flake-inputs.drv
building '/nix/store/n8sm7gyglppr4iyakzbqmb1vvzvhva47-check-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=23&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/n8sm7gyglppr4iyakzbqmb1vvzvhva47-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building n8sm7gyglppr4iyakzbqmb1vvzvhva47-check-flake-inputs.drv