1this derivation will be built:2 /nix/store/bbybxwnj1jqczf5hcs5adc9s5kmj095y-ouroboros.drv3this path will be fetched (0.0 KiB download, 38.4 MiB unpacked):4 /nix/store/69bkdjfr2msvl8nbarggcs7mi96hjlb1-uv-0.13.55[fddb:4344:343b:14b9:399:9324:19d9:3451]:50051: failed to connect to all addresses; last error: UNKNOWN: ipv6:%5Bfddb:4344:343b:14b9:399:9324:19d9:3451%5D:50051: tcp handshaker shutdown, retrying6[fddb:4344:343b:14b9:399:9324:19d9:3451]:50051: failed to connect to all addresses; last error: UNKNOWN: ipv6:%5Bfddb:4344:343b:14b9:399:9324:19d9:3451%5D:50051: tcp handshaker shutdown, retrying7cannot build on 'grpc://[fddb:4344:343b:14b9:399:9324:19d9:3451]:50051?ca-cert=/run/nix-grpc-store/ca.crt&connect-timeout=5': error: gRPC StoreInfo on '[fddb:4344:343b:14b9:399:9324:19d9:3451]:50051' failed: failed to connect to all addresses; last error: UNKNOWN: ipv6:%5Bfddb:4344:343b:14b9:399:9324:19d9:3451%5D:50051: tcp handshaker shutdown8 hint: could not reach the server (TCP/DNS), not a certificate problem. Set NIX_GRPC_DEBUG=1 for a handshake trace.9Failed to find a machine for remote build!10derivation: bbybxwnj1jqczf5hcs5adc9s5kmj095y-ouroboros.drv11required (system, features): (aarch64-darwin, [])121 available machines:13(systems, maxjobs, supportedFeatures, mandatoryFeatures)14([aarch64-darwin], 16, [apple-virt, big-parallel], [])15error: Cannot build '/nix/store/bbybxwnj1jqczf5hcs5adc9s5kmj095y-ouroboros.drv'.16 Reason: platform mismatch17 Required system: 'aarch64-darwin'18 Current system: 'x86_64-linux'