these 2 derivations will be built:
  /nix/store/ycbbd15kkw1jalw04mbi4y25k74kmyg5-flake-inputs.drv
  /nix/store/1xfv8nfgzkn2c2f1zb2r74k3m93cy7gh-check-flake-inputs.drv
building '/nix/store/ycbbd15kkw1jalw04mbi4y25k74kmyg5-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/ycbbd15kkw1jalw04mbi4y25k74kmyg5-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building ycbbd15kkw1jalw04mbi4y25k74kmyg5-flake-inputs.drv
building '/nix/store/1xfv8nfgzkn2c2f1zb2r74k3m93cy7gh-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/1xfv8nfgzkn2c2f1zb2r74k3m93cy7gh-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building 1xfv8nfgzkn2c2f1zb2r74k3m93cy7gh-check-flake-inputs.drv