these 2 derivations will be built:
  /nix/store/pd199f2w963i4x1qd1hd2gp7xy333mry-flake-inputs.drv
  /nix/store/m1y6ikrpchsc1bxs1myiaplg0slqrm1j-check-flake-inputs.drv
building '/nix/store/pd199f2w963i4x1qd1hd2gp7xy333mry-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/pd199f2w963i4x1qd1hd2gp7xy333mry-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building pd199f2w963i4x1qd1hd2gp7xy333mry-flake-inputs.drv
building '/nix/store/m1y6ikrpchsc1bxs1myiaplg0slqrm1j-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/m1y6ikrpchsc1bxs1myiaplg0slqrm1j-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building m1y6ikrpchsc1bxs1myiaplg0slqrm1j-check-flake-inputs.drv