these 3 derivations will be built:
  /nix/store/yhkrfzbl75bpnadi33xpxi6r5yjkr9w0-treefmt.toml.drv
  /nix/store/v65d4kgcabafxbb2vrzlcsvmh32nh4qq-treefmt.drv
  /nix/store/0nsyyrqz2yagsxgqzj7y82csgp5fnpsx-treefmt-check.drv
this path will be fetched (0.0 KiB download, 521.7 KiB unpacked):
  /nix/store/80pgv5h5aqh2y2bjwps83gaad6khgpv3-json2x-0.1.0
building '/nix/store/yhkrfzbl75bpnadi33xpxi6r5yjkr9w0-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=21&system=aarch64-darwin'
building '/nix/store/yhkrfzbl75bpnadi33xpxi6r5yjkr9w0-treefmt.toml.drv' on farm.numtide.com:50051
treefmt.toml> mac02: building yhkrfzbl75bpnadi33xpxi6r5yjkr9w0-treefmt.toml.drv
treefmt.toml> structuredAttrs is enabled
building '/nix/store/v65d4kgcabafxbb2vrzlcsvmh32nh4qq-treefmt.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-darwin'
building '/nix/store/v65d4kgcabafxbb2vrzlcsvmh32nh4qq-treefmt.drv' on farm.numtide.com:50051
treefmt> mac02: building v65d4kgcabafxbb2vrzlcsvmh32nh4qq-treefmt.drv
treefmt> structuredAttrs is enabled
building '/nix/store/0nsyyrqz2yagsxgqzj7y82csgp5fnpsx-treefmt-check.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-darwin'
building '/nix/store/0nsyyrqz2yagsxgqzj7y82csgp5fnpsx-treefmt-check.drv' on farm.numtide.com:50051
treefmt-check> mac02: building 0nsyyrqz2yagsxgqzj7y82csgp5fnpsx-treefmt-check.drv
treefmt-check> treefmt v2.6.0traversed 92 files
treefmt-check> emitted 86 files for processing
treefmt-check> formatted 86 files (0 changed) in 3.515s

upload niks3: ok