these 2 derivations will be built:
  /nix/store/8r3pzdmdc7kh49gw0v2pb9ynhn73ibn6-flake-inputs.drv
  /nix/store/4a1nbzvys13z0z29w2y6a1rrsafmf80i-check-flake-inputs.drv
building '/nix/store/8r3pzdmdc7kh49gw0v2pb9ynhn73ibn6-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/8r3pzdmdc7kh49gw0v2pb9ynhn73ibn6-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> elastic-arm-7f84a236: building 8r3pzdmdc7kh49gw0v2pb9ynhn73ibn6-flake-inputs.drv
building '/nix/store/4a1nbzvys13z0z29w2y6a1rrsafmf80i-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/4a1nbzvys13z0z29w2y6a1rrsafmf80i-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> elastic-arm-c5d8a7c5: building 4a1nbzvys13z0z29w2y6a1rrsafmf80i-check-flake-inputs.drv