these 2 derivations will be built:
  /nix/store/dx2cyyh0v0fcz0giw7n0k77i9ka5qaz4-flake-inputs.drv
  /nix/store/05safx1kbmk2x7v8rj42l7ayz9xj3q84-check-flake-inputs.drv
building '/nix/store/dx2cyyh0v0fcz0giw7n0k77i9ka5qaz4-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/dx2cyyh0v0fcz0giw7n0k77i9ka5qaz4-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> elastic-arm-5d407235: building dx2cyyh0v0fcz0giw7n0k77i9ka5qaz4-flake-inputs.drv
could not copy /nix/store/jprwp5p53pzqw36a0likb2fl408r3pga-flake-inputs: error: gRPC FetchNars failed: failed to connect to all addresses; last error: UNKNOWN: ipv4:65.21.215.17:50051: tcp handshaker shutdown
error: some outputs are unexpectedly invalid