this derivation will be built:
  /nix/store/bh7vk6gw4mqidif2x1qy1xdnm21h1sad-check-reasonix.drv
building '/nix/store/bh7vk6gw4mqidif2x1qy1xdnm21h1sad-check-reasonix.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/bh7vk6gw4mqidif2x1qy1xdnm21h1sad-check-reasonix.drv' on farm.numtide.com:50051
check-reasonix> bld3: building bh7vk6gw4mqidif2x1qy1xdnm21h1sad-check-reasonix.drv

upload niks3: ok