these 3 derivations will be built:
  /nix/store/v4zf0dk4ff1c9w5l8pnd9z6gyrlgbldk-grok-1.0.60-linux-aarch64.drv
  /nix/store/i07p54wlwzpjdn2zvl6yqwbw4wdb4843-grok-1.0.60.drv
  /nix/store/0dac8ym58b7qyyk2kcx462rw725qx7a5-check-grok.drv
building '/nix/store/0dac8ym58b7qyyk2kcx462rw725qx7a5-check-grok.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/0dac8ym58b7qyyk2kcx462rw725qx7a5-check-grok.drv' on farm.numtide.com:50051
check-grok> elastic-arm-8f6abe2e: building 0dac8ym58b7qyyk2kcx462rw725qx7a5-check-grok.drv

upload niks3: ok