{
  "as": "ml.exe", 
  "buildid": "20170819030207", 
  "cc": "c:/builds/moz2_slave/tb-c-cen-w32-ntly-000000000000/build/vs2015u3/VC/bin/amd64_x86/cl.exe", 
  "cxx": "c:/builds/moz2_slave/tb-c-cen-w32-ntly-000000000000/build/vs2015u3/VC/bin/amd64_x86/cl.exe", 
  "host_alias": "i686-pc-mingw32", 
  "host_cpu": "i686", 
  "host_os": "mingw32", 
  "host_vendor": "pc", 
  "moz_app_id": "{3550f703-e582-4d05-9a08-453d09bdfdc6}", 
  "moz_app_maxversion": "57.0a1", 
  "moz_app_name": "thunderbird", 
  "moz_app_vendor": "", 
  "moz_app_version": "57.0a1", 
  "moz_pkg_platform": "win32", 
  "moz_source_repo": "MOZ_SOURCE_REPO=https://hg.mozilla.org/comm-central", 
  "moz_source_stamp": "72dd15630efef7cbf3b515ade00cf99bbd2e6bd0", 
  "moz_update_channel": "nightly", 
  "target_alias": "i686-pc-mingw32", 
  "target_cpu": "i686", 
  "target_os": "mingw32", 
  "target_vendor": "pc"
}