these 2 derivations will be built:
  /nix/store/f1bg2khn3kg1v41ijcw7z6xbngdrm17i-flake-inputs.drv
  /nix/store/brnfar78zhzmjvki7aazdy9s04228gy6-check-flake-inputs.drv
building '/nix/store/f1bg2khn3kg1v41ijcw7z6xbngdrm17i-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=22&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/f1bg2khn3kg1v41ijcw7z6xbngdrm17i-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building f1bg2khn3kg1v41ijcw7z6xbngdrm17i-flake-inputs.drv
building '/nix/store/brnfar78zhzmjvki7aazdy9s04228gy6-check-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=22&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/brnfar78zhzmjvki7aazdy9s04228gy6-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building brnfar78zhzmjvki7aazdy9s04228gy6-check-flake-inputs.drv