these 2 derivations will be built:
  /nix/store/f0zdf10s6x9xnh2fpnxw2vgfvi5nxnk4-flake-inputs.drv
  /nix/store/0yf9jqi7q04wh9q9h7pkyl0jabw4z4mw-check-flake-inputs.drv
building '/nix/store/f0zdf10s6x9xnh2fpnxw2vgfvi5nxnk4-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/f0zdf10s6x9xnh2fpnxw2vgfvi5nxnk4-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building f0zdf10s6x9xnh2fpnxw2vgfvi5nxnk4-flake-inputs.drv
building '/nix/store/0yf9jqi7q04wh9q9h7pkyl0jabw4z4mw-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/0yf9jqi7q04wh9q9h7pkyl0jabw4z4mw-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building 0yf9jqi7q04wh9q9h7pkyl0jabw4z4mw-check-flake-inputs.drv