[33/2800] ACTION //dart/runtime/observatory:write_observatory_pubspec_yaml(//build/toolchain/linux:clang_x64)
FAILED: python ../../dart/tools/observatory_tool.py --pub-executable /usr/local/google/home/chinmaygarde/engine/src/third_party/dart-sdk/dart-sdk/bin/pub --silent=True --directory /usr/local/google/home/chinmaygarde/engine/src/out/host_debug/gen/observatory_copy/dart/runtime/observatory/ --command rewrite /usr/local/google/home/chinmaygarde/engine/src/dart/runtime/observatory/pubspec.yaml /usr/local/google/home/chinmaygarde/engine/src/out/host_debug/gen/observatory_copy/dart/runtime/observatory/pubspec.yaml ../../third_party/ /usr/local/google/home/chinmaygarde/engine/src/dart/third_party/
usage: observatory_tool.py [options]

optional arguments:
  -h, --help            show this help message and exit
  --dart-executable DART_EXECUTABLE
                        dart executable
  --pub-executable PUB_EXECUTABLE
                        pub executable
  --directory DIRECTORY
                        observatory root
  --command COMMAND     [get, build, deploy]
  --silent SILENT       silence all output
  --sdk SDK             Use prebuilt sdk
  --stamp STAMP         Write a stamp file