this derivation will be built:
  /nix/store/ahpslgf00ymr7ypwwdvnzgnf51gwcm6h-treefmt-check.drv
cannot build 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': error: gRPC StoreInfo on 'farm.numtide.com:50051' failed: failed to connect to all addresses; last error: UNKNOWN: ipv4:65.21.215.17:50051: handshaker shutdown
       hint: Set NIX_GRPC_DEBUG=1 for a handshake trace.
building '/nix/store/ahpslgf00ymr7ypwwdvnzgnf51gwcm6h-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=23&system=aarch64-darwin'
building '/nix/store/ahpslgf00ymr7ypwwdvnzgnf51gwcm6h-treefmt-check.drv' on farm.numtide.com:50051
treefmt-check> mac02: building ahpslgf00ymr7ypwwdvnzgnf51gwcm6h-treefmt-check.drv
treefmt-check> traversed 554 files
treefmt-check> emitted 375 files for processing
treefmt-check> formatted 375 files (0 changed) in 6.592s

upload niks3: ok