these 2 derivations will be built:
  /nix/store/3963pmr6cg10ig5y4sh4jl0qa1q25n1f-flake-inputs.drv
  /nix/store/nbl4hf2mlwbsvbqikmaxrf3k7wvaxq0i-check-flake-inputs.drv
building '/nix/store/3963pmr6cg10ig5y4sh4jl0qa1q25n1f-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=22&system=aarch64-linux&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/3963pmr6cg10ig5y4sh4jl0qa1q25n1f-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> elastic-arm-26b08a17: building 3963pmr6cg10ig5y4sh4jl0qa1q25n1f-flake-inputs.drv
building '/nix/store/nbl4hf2mlwbsvbqikmaxrf3k7wvaxq0i-check-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=21&system=aarch64-linux&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/nbl4hf2mlwbsvbqikmaxrf3k7wvaxq0i-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> elastic-arm-26b08a17: building nbl4hf2mlwbsvbqikmaxrf3k7wvaxq0i-check-flake-inputs.drv