this derivation will be built:
  /nix/store/a156dj4ld77f5ci3l9hlrg9f65ikjjz2-nix-shell.drv
these 2 paths will be fetched (218.0 KiB download, 1.0 MiB unpacked):
  /nix/store/4r26s03r139i427w2ssf61vywpjmfxxz-nix-update-1.16.0
  /nix/store/lqm5zr3iwsqwl6lh4cixdif5306y8cy8-nixpkgs-review-4.0.0
building '/nix/store/a156dj4ld77f5ci3l9hlrg9f65ikjjz2-nix-shell.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/a156dj4ld77f5ci3l9hlrg9f65ikjjz2-nix-shell.drv' on farm.numtide.com:50051
nix-shell> elastic-arm-8f6abe2e: building a156dj4ld77f5ci3l9hlrg9f65ikjjz2-nix-shell.drv
nix-shell> Running phase: buildPhase

upload niks3: ok