these 2 derivations will be built:
  /nix/store/nxfzghi8mgzwcpgpwp7kjz2gfjsfd29k-managed-config.drv
  /nix/store/sal17fby656b7bzjyxapfzb9jzsbfl2c-managed-config-rehearsal.drv
[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, retrying
[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, retrying
cannot 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 shutdown
       hint: could not reach the server (TCP/DNS), not a certificate problem. Set NIX_GRPC_DEBUG=1 for a handshake trace.
Failed to find a machine for remote build!
derivation: nxfzghi8mgzwcpgpwp7kjz2gfjsfd29k-managed-config.drv
required (system, features): (aarch64-darwin, [])
1 available machines:
(systems, maxjobs, supportedFeatures, mandatoryFeatures)
([aarch64-darwin], 16, [apple-virt, big-parallel], [])
error: Cannot build '/nix/store/nxfzghi8mgzwcpgpwp7kjz2gfjsfd29k-managed-config.drv'.
       Reason: platform mismatch
       Required system: 'aarch64-darwin'
       Current system: 'x86_64-linux'
error: Cannot build '/nix/store/sal17fby656b7bzjyxapfzb9jzsbfl2c-managed-config-rehearsal.drv'.
       Reason: 1 dependency failed.
       Output paths:
         /nix/store/ql18shif15v33qnv0c90ackkixzrdacx-managed-config-rehearsal