these 2 derivations will be built:
  /nix/store/w4vw0wld7sar64i57d9cjzp0cnha2d85-flake-inputs.drv
  /nix/store/rb69nsqwrf9p0r584zzr1yzfb4irvfba-check-flake-inputs.drv
building '/nix/store/w4vw0wld7sar64i57d9cjzp0cnha2d85-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=23&system=aarch64-linux&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/w4vw0wld7sar64i57d9cjzp0cnha2d85-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> elastic-arm-726ae161: building w4vw0wld7sar64i57d9cjzp0cnha2d85-flake-inputs.drv
building '/nix/store/rb69nsqwrf9p0r584zzr1yzfb4irvfba-check-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=23&system=aarch64-linux&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/rb69nsqwrf9p0r584zzr1yzfb4irvfba-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> elastic-arm-726ae161: building rb69nsqwrf9p0r584zzr1yzfb4irvfba-check-flake-inputs.drv