java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/Sifa.xml -i ../../../trunk/examples/programs/real-life/threadpooling_out3.mover.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-04 21:52:04,489 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-04 21:52:04,493 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-04 21:52:04,507 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-04 21:52:04,508 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-04 21:52:04,509 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-04 21:52:04,511 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-04 21:52:04,514 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-04 21:52:04,517 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-04 21:52:04,519 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-04 21:52:04,522 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-04 21:52:04,522 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-04 21:52:04,523 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-04 21:52:04,524 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-04 21:52:04,527 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-04 21:52:04,528 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-04 21:52:04,529 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-04 21:52:04,536 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-04 21:52:04,540 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-04 21:52:04,544 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-04 21:52:04,545 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-04 21:52:04,548 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-04 21:52:04,549 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-04 21:52:04,551 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-04 21:52:04,553 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-04 21:52:04,553 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-04 21:52:04,554 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-04 21:52:04,554 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-04 21:52:04,555 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-04 21:52:04,558 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-04 21:52:04,558 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-04 21:52:04,559 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-04 21:52:04,560 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-04 21:52:04,562 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-04 21:52:04,564 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-04 21:52:04,564 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-04 21:52:04,565 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-04 21:52:04,565 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-04 21:52:04,565 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-04 21:52:04,567 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-04 21:52:04,568 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-04 21:52:04,611 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-04 21:52:04,626 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-04 21:52:04,630 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-04 21:52:04,631 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-04 21:52:04,632 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-04 21:52:04,633 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/threadpooling_out3.mover.bpl [2019-08-04 21:52:04,633 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/threadpooling_out3.mover.bpl' [2019-08-04 21:52:04,707 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-04 21:52:04,709 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-04 21:52:04,710 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-04 21:52:04,710 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-04 21:52:04,711 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-04 21:52:04,736 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "threadpooling_out3.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:52:04" (1/1) ... [2019-08-04 21:52:04,738 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "threadpooling_out3.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:52:04" (1/1) ... [2019-08-04 21:52:04,756 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "threadpooling_out3.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:52:04" (1/1) ... [2019-08-04 21:52:04,756 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "threadpooling_out3.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:52:04" (1/1) ... [2019-08-04 21:52:04,776 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "threadpooling_out3.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:52:04" (1/1) ... [2019-08-04 21:52:04,789 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "threadpooling_out3.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:52:04" (1/1) ... [2019-08-04 21:52:04,793 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "threadpooling_out3.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:52:04" (1/1) ... [2019-08-04 21:52:04,800 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-04 21:52:04,803 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-04 21:52:04,804 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-04 21:52:04,804 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-04 21:52:04,805 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "threadpooling_out3.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:52:04" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-08-04 21:52:04,883 INFO L124 BoogieDeclarations]: Specification and implementation of procedure product given in one single declaration [2019-08-04 21:52:04,883 INFO L130 BoogieDeclarations]: Found specification of procedure product [2019-08-04 21:52:04,883 INFO L138 BoogieDeclarations]: Found implementation of procedure product [2019-08-04 21:52:06,130 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint productFINAL: assume true; [2019-08-04 21:52:06,318 INFO L275 CfgBuilder]: Using library mode [2019-08-04 21:52:06,318 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-04 21:52:06,320 INFO L202 PluginConnector]: Adding new model threadpooling_out3.mover.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.08 09:52:06 BoogieIcfgContainer [2019-08-04 21:52:06,320 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-04 21:52:06,321 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-04 21:52:06,321 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-04 21:52:06,321 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-04 21:52:06,323 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "threadpooling_out3.mover.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.08 09:52:06" (1/1) ... [2019-08-04 21:52:06,338 INFO L148 IcfgInterpreter]: Started Sifa with 27 locations of interest [2019-08-04 21:52:06,341 INFO L155 IcfgInterpreter]: Building call graph [2019-08-04 21:52:06,350 INFO L160 IcfgInterpreter]: Initial procedures are [product] [2019-08-04 21:52:06,358 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-04 21:52:06,360 INFO L184 IcfgInterpreter]: Interpreting procedure product with input of size 1