these 3 derivations will be built:
  /nix/store/2vrkhi95nwbn5mn88n3s0hf9ha1jy9nk-formatelf-0.2.2.drv
  /nix/store/2llqy6dyhlxdg0qw231vnvfdic0ad93k-auto-formatelf-hook.drv
  /nix/store/2a45b69wwlmha0ayfz8n18r2kxpx4yzs-check-formatelf.drv
building '/nix/store/2a45b69wwlmha0ayfz8n18r2kxpx4yzs-check-formatelf.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/2a45b69wwlmha0ayfz8n18r2kxpx4yzs-check-formatelf.drv' on farm.numtide.com:50051
check-formatelf> elastic-arm-5be5d98b: building 2a45b69wwlmha0ayfz8n18r2kxpx4yzs-check-formatelf.drv

upload niks3: ok