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_Reals.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 11:32:59,658 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:32:59,660 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:32:59,673 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:32:59,674 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:32:59,675 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:32:59,676 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:32:59,678 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:32:59,680 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:32:59,681 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:32:59,682 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:32:59,682 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:32:59,683 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:32:59,683 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:32:59,684 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:32:59,686 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:32:59,686 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:32:59,687 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:32:59,689 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:32:59,691 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:32:59,693 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:32:59,694 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:32:59,696 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:32:59,697 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:32:59,699 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:32:59,699 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:32:59,699 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:32:59,700 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:32:59,701 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:32:59,702 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:32:59,702 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:32:59,703 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:32:59,704 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:32:59,705 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:32:59,706 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:32:59,706 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:32:59,707 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:32:59,707 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:32:59,707 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:32:59,708 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:32:59,709 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:32:59,736 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:32:59,750 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:32:59,754 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:32:59,757 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:32:59,757 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:32:59,758 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/threadpooling_out3_Reals.bpl [2019-08-05 11:32:59,758 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/threadpooling_out3_Reals.bpl' [2019-08-05 11:32:59,914 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:32:59,916 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 11:32:59,916 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:32:59,917 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:32:59,917 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:32:59,943 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "threadpooling_out3_Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:32:59" (1/1) ... [2019-08-05 11:32:59,945 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "threadpooling_out3_Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:32:59" (1/1) ... [2019-08-05 11:32:59,989 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "threadpooling_out3_Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:32:59" (1/1) ... [2019-08-05 11:32:59,989 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "threadpooling_out3_Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:32:59" (1/1) ... [2019-08-05 11:33:00,047 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "threadpooling_out3_Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:32:59" (1/1) ... [2019-08-05 11:33:00,078 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "threadpooling_out3_Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:32:59" (1/1) ... [2019-08-05 11:33:00,087 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "threadpooling_out3_Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:32:59" (1/1) ... [2019-08-05 11:33:00,108 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:33:00,110 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:33:00,110 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:33:00,111 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:33:00,112 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "threadpooling_out3_Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:32:59" (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 [2019-08-05 11:33:00,189 INFO L124 BoogieDeclarations]: Specification and implementation of procedure product given in one single declaration [2019-08-05 11:33:00,189 INFO L130 BoogieDeclarations]: Found specification of procedure product [2019-08-05 11:33:00,189 INFO L138 BoogieDeclarations]: Found implementation of procedure product [2019-08-05 11:33:04,346 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint productFINAL: assume true; [2019-08-05 11:33:04,350 INFO L275 CfgBuilder]: Using library mode [2019-08-05 11:33:04,350 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 11:33:04,352 INFO L202 PluginConnector]: Adding new model threadpooling_out3_Reals.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:33:04 BoogieIcfgContainer [2019-08-05 11:33:04,352 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:33:04,353 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 11:33:04,353 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 11:33:04,353 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 11:33:04,355 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "threadpooling_out3_Reals.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:33:04" (1/1) ... [2019-08-05 11:33:04,366 INFO L148 IcfgInterpreter]: Started Sifa with 147 locations of interest [2019-08-05 11:33:04,369 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 11:33:04,392 INFO L160 IcfgInterpreter]: Initial procedures are [product] [2019-08-05 11:33:04,401 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 11:33:04,403 INFO L184 IcfgInterpreter]: Interpreting procedure product with input of size 1 Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown