{
  "as": "ml64.exe", 
  "buildid": "20160429030243", 
  "cc": "c:/builds/moz2_slave/tb-c-cen-w64-ntly-000000000000/build/vs2015u2/VC/bin/amd64/cl.EXE", 
  "cxx": "c:/builds/moz2_slave/tb-c-cen-w64-ntly-000000000000/build/vs2015u2/VC/bin/amd64/cl.EXE", 
  "host_alias": "x86_64-pc-mingw32", 
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  "host_os": "mingw32", 
  "host_vendor": "pc", 
  "ld": "link", 
  "moz_app_id": "{3550f703-e582-4d05-9a08-453d09bdfdc6}", 
  "moz_app_maxversion": "49.0a1", 
  "moz_app_name": "thunderbird", 
  "moz_app_vendor": "", 
  "moz_app_version": "49.0a1", 
  "moz_pkg_platform": "win64", 
  "moz_source_repo": "MOZ_SOURCE_REPO=https://hg.mozilla.org/mozilla-central", 
  "moz_source_stamp": "8c3fd523d75bd30f691ca2d6cfdad18d576392a1", 
  "moz_update_channel": "nightly", 
  "target_alias": "x86_64-pc-mingw32", 
  "target_cpu": "x86_64", 
  "target_os": "mingw32", 
  "target_vendor": "pc"
}