this derivation will be built:
  /nix/store/s7d90g3022pzl0m6l9y9q8p9bnfhhrw5-check-apm.drv
building '/nix/store/s7d90g3022pzl0m6l9y9q8p9bnfhhrw5-check-apm.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=22&system=aarch64-linux'
building '/nix/store/s7d90g3022pzl0m6l9y9q8p9bnfhhrw5-check-apm.drv' on farm.numtide.com:50051
check-apm> bld4: building s7d90g3022pzl0m6l9y9q8p9bnfhhrw5-check-apm.drv

upload niks3: ok