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_out_Reals.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:48:21,336 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:48:21,338 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:48:21,351 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:48:21,352 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:48:21,353 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:48:21,355 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:48:21,358 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:48:21,360 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:48:21,361 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:48:21,362 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:48:21,363 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:48:21,363 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:48:21,367 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:48:21,369 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:48:21,370 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:48:21,371 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:48:21,375 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:48:21,377 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:48:21,380 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:48:21,385 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:48:21,386 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:48:21,389 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:48:21,390 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:48:21,395 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:48:21,396 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:48:21,396 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:48:21,397 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:48:21,399 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:48:21,401 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:48:21,402 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:48:21,403 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:48:21,405 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:48:21,406 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:48:21,408 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:48:21,408 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:48:21,409 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:48:21,409 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:48:21,409 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:48:21,411 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:48:21,412 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:48:21,448 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:48:21,468 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:48:21,472 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:48:21,474 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:48:21,475 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:48:21,476 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/threadpooling_out_Reals.bpl [2019-08-06 16:48:21,476 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/threadpooling_out_Reals.bpl' [2019-08-06 16:48:21,543 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:48:21,545 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:48:21,546 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:48:21,546 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:48:21,546 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:48:21,571 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "threadpooling_out_Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:48:21" (1/1) ... [2019-08-06 16:48:21,573 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "threadpooling_out_Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:48:21" (1/1) ... [2019-08-06 16:48:21,584 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "threadpooling_out_Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:48:21" (1/1) ... [2019-08-06 16:48:21,585 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "threadpooling_out_Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:48:21" (1/1) ... [2019-08-06 16:48:21,592 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "threadpooling_out_Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:48:21" (1/1) ... [2019-08-06 16:48:21,597 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "threadpooling_out_Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:48:21" (1/1) ... [2019-08-06 16:48:21,599 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "threadpooling_out_Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:48:21" (1/1) ... [2019-08-06 16:48:21,602 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:48:21,603 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:48:21,603 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:48:21,604 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:48:21,605 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "threadpooling_out_Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:48:21" (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 [2019-08-06 16:48:21,680 INFO L124 BoogieDeclarations]: Specification and implementation of procedure product given in one single declaration [2019-08-06 16:48:21,680 INFO L130 BoogieDeclarations]: Found specification of procedure product [2019-08-06 16:48:21,681 INFO L138 BoogieDeclarations]: Found implementation of procedure product [2019-08-06 16:48:22,551 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint productFINAL: assume true; [2019-08-06 16:48:22,553 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:48:22,553 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:48:22,554 INFO L202 PluginConnector]: Adding new model threadpooling_out_Reals.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:48:22 BoogieIcfgContainer [2019-08-06 16:48:22,555 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:48:22,555 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:48:22,555 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:48:22,556 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:48:22,557 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "threadpooling_out_Reals.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:48:22" (1/1) ... [2019-08-06 16:48:22,568 INFO L148 IcfgInterpreter]: Started Sifa with 14 locations of interest [2019-08-06 16:48:22,571 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:48:22,580 INFO L160 IcfgInterpreter]: Initial procedures are [product] [2019-08-06 16:48:22,591 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:48:22,593 INFO L185 IcfgInterpreter]: Interpreting procedure product with input of size 1 Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown