these 2 derivations will be built:
  /nix/store/d9pb48g7g789gkh2y90sdfcag84pc7gl-flake-inputs.drv
  /nix/store/mjp98fv4jz30fhzgs0vfvajakj5aqjn1-check-flake-inputs.drv
building '/nix/store/d9pb48g7g789gkh2y90sdfcag84pc7gl-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=20&system=aarch64-linux&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/d9pb48g7g789gkh2y90sdfcag84pc7gl-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> elastic-arm-d4166bdd: building d9pb48g7g789gkh2y90sdfcag84pc7gl-flake-inputs.drv
building '/nix/store/mjp98fv4jz30fhzgs0vfvajakj5aqjn1-check-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=20&system=aarch64-linux&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/mjp98fv4jz30fhzgs0vfvajakj5aqjn1-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> elastic-arm-d4166bdd: building mjp98fv4jz30fhzgs0vfvajakj5aqjn1-check-flake-inputs.drv