these 2 derivations will be built:
  /nix/store/9b2z2bw89whc70lmv93b04h4qam4am35-openspec-1.15.0.drv
  /nix/store/dmwiqrd3j4g17s6326v0r267nivjrl41-check-openspec.drv
this path will be fetched (0.0 KiB download, 2.4 MiB unpacked):
  /nix/store/q1w7v9np6lqcyys5j1sw1111mjj1wmzj-openspec-src-with-lock
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=20&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.