these 2 derivations will be built: /nix/store/xvvi4ablf3nzrjx6nnbzjwlcif34n59d-cursor-agent-2026.10.22-27dcf5f.drv /nix/store/zig0097p2ksxvx7bzngm5mbb66rc3z1y-check-cursor-agent.drv error: gRPC QueryValidPaths on 'farm.numtide.com:50051' failed: upstream connect error or disconnect/reset before headers. reset reason: connection termination hint: Set NIX_GRPC_DEBUG=1 for a handshake trace. error: Cannot build '/nix/store/zig0097p2ksxvx7bzngm5mbb66rc3z1y-check-cursor-agent.drv'. Reason: builder failed with exit code 1. Output paths: /nix/store/r5ppw7rjdyy3zn7n1gh99pr7jb1g57ym-check-cursor-agent