these 2 derivations will be built:
  /nix/store/5ca5j1k4m8b3hjb1vkkzvv64jzs032sr-flake-inputs.drv
  /nix/store/7k1mw0y4ixzvd7n7zzpf31cb2rsnrs2j-check-flake-inputs.drv
building '/nix/store/5ca5j1k4m8b3hjb1vkkzvv64jzs032sr-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?client-cert=/run/secrets/vars/per-machine/bld1/nix-farm-ci/crt&client-key=/run/secrets/vars/per-machine/bld1/nix-farm-ci/key&connect-timeout=20&system=aarch64-linux'
building '/nix/store/5ca5j1k4m8b3hjb1vkkzvv64jzs032sr-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> elastic-arm-52ccf228: building 5ca5j1k4m8b3hjb1vkkzvv64jzs032sr-flake-inputs.drv
building '/nix/store/7k1mw0y4ixzvd7n7zzpf31cb2rsnrs2j-check-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?client-cert=/run/secrets/vars/per-machine/bld1/nix-farm-ci/crt&client-key=/run/secrets/vars/per-machine/bld1/nix-farm-ci/key&connect-timeout=21&system=aarch64-linux'
building '/nix/store/7k1mw0y4ixzvd7n7zzpf31cb2rsnrs2j-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> elastic-arm-52ccf228: building 7k1mw0y4ixzvd7n7zzpf31cb2rsnrs2j-check-flake-inputs.drv