these 2 derivations will be built:
  /nix/store/na4qwvgs37m0i89z3d4kx5df2bj3cfps-flake-inputs.drv
  /nix/store/k3w30a6s7h2lv34dgxzj397039pd8g3f-check-flake-inputs.drv
building '/nix/store/na4qwvgs37m0i89z3d4kx5df2bj3cfps-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/na4qwvgs37m0i89z3d4kx5df2bj3cfps-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> bld3: building na4qwvgs37m0i89z3d4kx5df2bj3cfps-flake-inputs.drv
building '/nix/store/k3w30a6s7h2lv34dgxzj397039pd8g3f-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=20&system=aarch64-linux'
building '/nix/store/k3w30a6s7h2lv34dgxzj397039pd8g3f-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> bld3: building k3w30a6s7h2lv34dgxzj397039pd8g3f-check-flake-inputs.drv

upload niks3: ok