this derivation will be built:
  /nix/store/vpsh21qw28bnddq3syfqaiq7s6vmj260-nix-shell.drv
this path will be fetched (6.7 KiB download, 90.7 KiB unpacked):
  /nix/store/5bfaxlfyfv33gppvrk7cq4any2n4bfwa-nix-2.34.8-dev
building '/nix/store/vpsh21qw28bnddq3syfqaiq7s6vmj260-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=20&system=aarch64-darwin'
building '/nix/store/vpsh21qw28bnddq3syfqaiq7s6vmj260-nix-shell.drv' on farm.numtide.com:50051
nix-shell> mac02: building vpsh21qw28bnddq3syfqaiq7s6vmj260-nix-shell.drv
nix-shell> Running phase: buildPhase

upload niks3: ok