Due to recent TBPL log parser improvements, we are catching more errors in the logs than we used to. https://tbpl.mozilla.org/php/getParsedLog.php?id=27115515&tree=Mozilla-Central Ubuntu VM 12.04 mozilla-central opt test jsreftest on 2013-08-28 06:01:37 PDT for push 44e615a66f3f slave: tst-linux32-ec2-329 06:12:35 INFO - REFTEST TEST-START | file:///builds/slave/test/build/tests/jsreftest/tests/jsreftest.html?test=js1_7/geniter/regress-349012-03.js 06:12:35 INFO - REFTEST TEST-LOAD | file:///builds/slave/test/build/tests/jsreftest/tests/jsreftest.html?test=js1_7/geniter/regress-349012-03.js | 2390 / 6601 (36%) 06:12:35 INFO - JavaScript warning: file:///builds/slave/test/build/tests/jsreftest/tests/js1_7/geniter/regress-349012-03.js, line 24: yield without a value is deprecated, and illegal in ES6 (use 'yield undefined' instead) 06:12:35 INFO - BUGNUMBER: 349012 06:12:35 INFO - STATUS: generator recursively calling itself via send is a TypeError 06:12:35 INFO - TypeError: already executing generator 06:12:35 INFO - REFTEST TEST-PASS | file:///builds/slave/test/build/tests/jsreftest/tests/jsreftest.html?test=js1_7/geniter/regress-349012-03.js | generator recursively calling itself via send is a TypeError item 1 06:12:35 INFO - REFTEST INFO | Loading a blank page 06:12:35 INFO - REFTEST TEST-END | file:///builds/slave/test/build/tests/jsreftest/tests/jsreftest.html?test=js1_7/geniter/regress-349012-03.js 06:12:35 INFO - REFTEST TEST-START | file:///builds/slave/test/build/tests/jsreftest/tests/jsreftest.html?test=js1_7/geniter/regress-349012-04.js 06:12:35 INFO - REFTEST TEST-LOAD | file:///builds/slave/test/build/tests/jsreftest/tests/jsreftest.html?test=js1_7/geniter/regress-349012-04.js | 2391 / 6601 (36%) 06:12:35 INFO - JavaScript warning: file:///builds/slave/test/build/tests/jsreftest/tests/js1_7/geniter/regress-349012-04.js, line 24: yield without a value is deprecated, and illegal in ES6 (use 'yield undefined' instead) 06:12:35 INFO - BUGNUMBER: 349012 06:12:35 INFO - STATUS: generator recursively calling itself via next is an Error 06:12:35 INFO - TypeError: already executing generator 06:12:35 INFO - REFTEST TEST-PASS | file:///builds/slave/test/build/tests/jsreftest/tests/jsreftest.html?test=js1_7/geniter/regress-349012-04.js | generator recursively calling itself via next is an Error item 1 06:12:35 INFO - REFTEST INFO | Loading a blank page 06:12:35 INFO - REFTEST TEST-END | file:///builds/slave/test/build/tests/jsreftest/tests/jsreftest.html?test=js1_7/geniter/regress-349012-04.js