<https://build.webkit.org/builders/Apple%20El%20Capitan%2032-bit%20JSC%20%28BuildAndTest%29/builds/2650/steps/webkit-32bit-jsc-test/logs/stdio> airjs-tests.yaml/stress-test.js.default: ASSERTION FAILED: m_useCount airjs-tests.yaml/stress-test.js.default: /Volumes/Data/slave/elcapitan-32bitJSC-debug/build/Source/JavaScriptCore/dfg/DFGGenerationInfo.h(178) : bool JSC::DFG::GenerationInfo::use(JSC::DFG::VariableEventStream &) airjs-tests.yaml/stress-test.js.default: 1 0xe15c4d WTFCrash airjs-tests.yaml/stress-test.js.default: 2 0x68b24d JSC::DFG::GenerationInfo::use(JSC::DFG::VariableEventStream&) airjs-tests.yaml/stress-test.js.default: 3 0x68b0dd JSC::DFG::SpeculativeJIT::use(JSC::DFG::Node*) airjs-tests.yaml/stress-test.js.default: 4 0x67321b JSC::DFG::JSValueOperand::use() airjs-tests.yaml/stress-test.js.default: 5 0x6b36dc JSC::DFG::SpeculativeJIT::emitCall(JSC::DFG::Node*) airjs-tests.yaml/stress-test.js.default: 6 0x6d369d JSC::DFG::SpeculativeJIT::compile(JSC::DFG::Node*) airjs-tests.yaml/stress-test.js.default: 7 0x63fc7e JSC::DFG::SpeculativeJIT::compileCurrentBlock() airjs-tests.yaml/stress-test.js.default: 8 0x640622 JSC::DFG::SpeculativeJIT::compile() airjs-tests.yaml/stress-test.js.default: 9 0x4eab5c JSC::DFG::JITCompiler::compileBody() airjs-tests.yaml/stress-test.js.default: 10 0x4ee787 JSC::DFG::JITCompiler::compileFunction() airjs-tests.yaml/stress-test.js.default: 11 0x5f2591 JSC::DFG::Plan::compileInThreadImpl(JSC::DFG::LongLivedState&) airjs-tests.yaml/stress-test.js.default: 12 0x5f10fc JSC::DFG::Plan::compileInThread(JSC::DFG::LongLivedState&, JSC::DFG::ThreadData*) airjs-tests.yaml/stress-test.js.default: 13 0x46b693 JSC::DFG::compileImpl(JSC::VM&, JSC::CodeBlock*, JSC::CodeBlock*, JSC::DFG::CompilationMode, unsigned int, JSC::Operands<JSC::JSValue, JSC::OperandValueTraits<JSC::JSValue> > const&, WTF::PassRefPtr<JSC::DeferredCompilationCallback>) airjs-tests.yaml/stress-test.js.default: 14 0x46b062 JSC::DFG::compile(JSC::VM&, JSC::CodeBlock*, JSC::CodeBlock*, JSC::DFG::CompilationMode, unsigned int, JSC::Operands<JSC::JSValue, JSC::OperandValueTraits<JSC::JSValue> > const&, WTF::PassRefPtr<JSC::DeferredCompilationCallback>) airjs-tests.yaml/stress-test.js.default: 15 0x90e941 operationOptimize airjs-tests.yaml/stress-test.js.default: 16 0x2a5f0a1 airjs-tests.yaml/stress-test.js.default: 17 0x2a8ea14 airjs-tests.yaml/stress-test.js.default: 18 0x2a6576f airjs-tests.yaml/stress-test.js.default: 19 0x2adbd95 airjs-tests.yaml/stress-test.js.default: 20 0xaf8209 llint_entry airjs-tests.yaml/stress-test.js.default: 21 0xaf84d3 llint_entry airjs-tests.yaml/stress-test.js.default: 22 0xaf8209 llint_entry airjs-tests.yaml/stress-test.js.default: 23 0xaf8209 llint_entry airjs-tests.yaml/stress-test.js.default: 24 0xaf2d1c vmEntryToJavaScript airjs-tests.yaml/stress-test.js.default: 25 0x8f3962 JSC::JITCode::execute(JSC::VM*, JSC::ProtoCallFrame*) airjs-tests.yaml/stress-test.js.default: 26 0x898e06 JSC::Interpreter::execute(JSC::ProgramExecutable*, JSC::ExecState*, JSC::JSObject*) airjs-tests.yaml/stress-test.js.default: 27 0x28d048 JSC::evaluate(JSC::ExecState*, JSC::SourceCode const&, JSC::JSValue, WTF::NakedPtr<JSC::Exception>&) airjs-tests.yaml/stress-test.js.default: 28 0x38681 runWithScripts(GlobalObject*, WTF::Vector<Script, 0ul, WTF::CrashOnOverflow, 16ul> const&, WTF::String const&, bool, bool) airjs-tests.yaml/stress-test.js.default: 29 0x379c6 runJSC(JSC::VM*, CommandLine) airjs-tests.yaml/stress-test.js.default: 30 0x369a9 jscmain(int, char**) airjs-tests.yaml/stress-test.js.default: 31 0x36816 main
Created attachment 281258 [details] crash log Attached crash log from bot.
It's almost certainly https://trac.webkit.org/changeset/202003.
Looking into this now.
Created attachment 281267 [details] Patch
Comment on attachment 281267 [details] Patch Clearing flags on attachment: 281267 Committed r202058: <http://trac.webkit.org/changeset/202058>
All reviewed patches have been landed. Closing bug.
Re-opened since this is blocked by bug 158748
(In reply to comment #7) > Re-opened since this is blocked by bug 158748 This was an error. Sorry for the noise.