these 2 derivations will be built:
  /nix/store/lz6cd9fh8bymqcmc8dsr1bkpn6zvdpsn-flake-inputs.drv
  /nix/store/ih5lp8gxalwgb2jrc6galh9w1riq40ma-check-flake-inputs.drv
farm.numtide.com:50051: failed to connect to all addresses; last error: UNKNOWN: ipv4:127.0.0.2:50051: tcp handshaker shutdown, retrying
farm.numtide.com:50051: failed to connect to all addresses; last error: UNKNOWN: ipv4:127.0.0.2:50051: tcp handshaker shutdown, retrying
farm.numtide.com:50051: failed to connect to all addresses; last error: UNKNOWN: ipv4:127.0.0.2:50051: tcp handshaker shutdown, retrying
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: ipv6:%5B2a01:4f9:3071:1fc8::1%5D:50051: handshaker shutdown
       hint: Set NIX_GRPC_DEBUG=1 for a handshake trace.
building '/nix/store/lz6cd9fh8bymqcmc8dsr1bkpn6zvdpsn-flake-inputs.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=22&system=aarch64-darwin'
building '/nix/store/lz6cd9fh8bymqcmc8dsr1bkpn6zvdpsn-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building lz6cd9fh8bymqcmc8dsr1bkpn6zvdpsn-flake-inputs.drv
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy
building '/nix/store/ih5lp8gxalwgb2jrc6galh9w1riq40ma-check-flake-inputs.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=20&system=aarch64-darwin'
building '/nix/store/ih5lp8gxalwgb2jrc6galh9w1riq40ma-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building ih5lp8gxalwgb2jrc6galh9w1riq40ma-check-flake-inputs.drv

upload niks3: ok