these 3 derivations will be built:
  /nix/store/2nh7zlf72ppqmf89063hynz0a38b1ylw-treefmt.toml.drv
  /nix/store/clrzxxq6f8sr0kxagv702bkkvz7841br-examples.drv
  /nix/store/rh9nk8skh9hw0sbh7nrzz6x99mgck8vp-test-examples.drv
building '/nix/store/2nh7zlf72ppqmf89063hynz0a38b1ylw-treefmt.toml.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=23&system=aarch64-linux'
building '/nix/store/2nh7zlf72ppqmf89063hynz0a38b1ylw-treefmt.toml.drv' on farm.numtide.com:50051
treefmt.toml> elastic-arm-4336bd5b: building 2nh7zlf72ppqmf89063hynz0a38b1ylw-treefmt.toml.drv
treefmt.toml> structuredAttrs is enabled
building '/nix/store/clrzxxq6f8sr0kxagv702bkkvz7841br-examples.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=23&system=aarch64-linux'
building '/nix/store/clrzxxq6f8sr0kxagv702bkkvz7841br-examples.drv' on farm.numtide.com:50051
examples> elastic-arm-4336bd5b: building clrzxxq6f8sr0kxagv702bkkvz7841br-examples.drv
building '/nix/store/rh9nk8skh9hw0sbh7nrzz6x99mgck8vp-test-examples.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=23&system=aarch64-linux'
building '/nix/store/rh9nk8skh9hw0sbh7nrzz6x99mgck8vp-test-examples.drv' on farm.numtide.com:50051
test-examples> elastic-arm-4336bd5b: building rh9nk8skh9hw0sbh7nrzz6x99mgck8vp-test-examples.drv

upload niks3: ok