these 2 derivations will be built:
  /nix/store/iki6yp7c0cc532gppv23jp306hc8gyf4-flake-inputs.drv
  /nix/store/xkkych1clgbc722z0l0zpi58rsjb8c8x-check-flake-inputs.drv
farm.numtide.com:50051: failed to connect to all addresses; last error: UNKNOWN: ipv4:65.21.215.17:50051: tcp handshaker shutdown, retrying
building '/nix/store/iki6yp7c0cc532gppv23jp306hc8gyf4-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-linux'
building '/nix/store/iki6yp7c0cc532gppv23jp306hc8gyf4-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> elastic-arm-04535f05: building iki6yp7c0cc532gppv23jp306hc8gyf4-flake-inputs.drv
building '/nix/store/xkkych1clgbc722z0l0zpi58rsjb8c8x-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-linux'
building '/nix/store/xkkych1clgbc722z0l0zpi58rsjb8c8x-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> elastic-arm-04535f05: building xkkych1clgbc722z0l0zpi58rsjb8c8x-check-flake-inputs.drv