./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/pthread/indexer_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2e94e6aa Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/pthread/indexer_true-unreach-call.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b1e47e360bf165c3b6e47fb847d0fc766d336210 ...................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/pthread/indexer_true-unreach-call.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b1e47e360bf165c3b6e47fb847d0fc766d336210 ....................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thread_routine --- Real Ultimate output --- This is Ultimate 0.1.24-2e94e6a [2018-12-31 17:25:08,310 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-31 17:25:08,312 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-31 17:25:08,327 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-31 17:25:08,327 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-31 17:25:08,329 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-31 17:25:08,334 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-31 17:25:08,337 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-31 17:25:08,340 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-31 17:25:08,346 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-31 17:25:08,347 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-31 17:25:08,351 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-31 17:25:08,352 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-31 17:25:08,353 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-31 17:25:08,356 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-31 17:25:08,357 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-31 17:25:08,361 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-31 17:25:08,363 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-31 17:25:08,367 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-31 17:25:08,370 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-31 17:25:08,372 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-31 17:25:08,375 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-31 17:25:08,381 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-31 17:25:08,381 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-31 17:25:08,381 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-31 17:25:08,385 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-31 17:25:08,386 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-31 17:25:08,389 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-31 17:25:08,390 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-31 17:25:08,393 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-31 17:25:08,393 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-31 17:25:08,394 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-31 17:25:08,394 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-31 17:25:08,394 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-31 17:25:08,395 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-31 17:25:08,397 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-31 17:25:08,397 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-31 17:25:08,424 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-31 17:25:08,424 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-31 17:25:08,426 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-31 17:25:08,426 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-31 17:25:08,427 INFO L133 SettingsManager]: * Use SBE=true [2018-12-31 17:25:08,427 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-31 17:25:08,427 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-31 17:25:08,427 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-31 17:25:08,427 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-31 17:25:08,427 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-31 17:25:08,428 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-31 17:25:08,429 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-31 17:25:08,429 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-31 17:25:08,429 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-31 17:25:08,429 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-31 17:25:08,429 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-31 17:25:08,429 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-31 17:25:08,430 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-31 17:25:08,430 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-31 17:25:08,430 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-31 17:25:08,430 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-31 17:25:08,430 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-31 17:25:08,432 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-31 17:25:08,432 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-31 17:25:08,432 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-31 17:25:08,432 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-31 17:25:08,432 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-31 17:25:08,433 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-31 17:25:08,433 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b1e47e360bf165c3b6e47fb847d0fc766d336210 [2018-12-31 17:25:08,494 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-31 17:25:08,510 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-31 17:25:08,514 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-31 17:25:08,515 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-31 17:25:08,516 INFO L276 PluginConnector]: CDTParser initialized [2018-12-31 17:25:08,517 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/pthread/indexer_true-unreach-call.i [2018-12-31 17:25:08,581 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57d432350/2d5892c59c97423aacaf1b60e0753494/FLAGe971073ba [2018-12-31 17:25:09,137 INFO L307 CDTParser]: Found 1 translation units. [2018-12-31 17:25:09,138 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/pthread/indexer_true-unreach-call.i [2018-12-31 17:25:09,175 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57d432350/2d5892c59c97423aacaf1b60e0753494/FLAGe971073ba [2018-12-31 17:25:09,398 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57d432350/2d5892c59c97423aacaf1b60e0753494 [2018-12-31 17:25:09,404 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-31 17:25:09,406 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-31 17:25:09,407 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-31 17:25:09,407 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-31 17:25:09,413 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-31 17:25:09,414 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 05:25:09" (1/1) ... [2018-12-31 17:25:09,418 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18240abb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:25:09, skipping insertion in model container [2018-12-31 17:25:09,419 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 05:25:09" (1/1) ... [2018-12-31 17:25:09,429 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-31 17:25:09,495 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-31 17:25:10,052 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 17:25:10,409 INFO L191 MainTranslator]: Completed pre-run [2018-12-31 17:25:10,463 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 17:25:10,603 INFO L195 MainTranslator]: Completed translation [2018-12-31 17:25:10,604 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:25:10 WrapperNode [2018-12-31 17:25:10,604 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-31 17:25:10,605 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-31 17:25:10,605 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-31 17:25:10,606 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-31 17:25:10,616 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:25:10" (1/1) ... [2018-12-31 17:25:10,653 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:25:10" (1/1) ... [2018-12-31 17:25:10,686 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-31 17:25:10,687 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-31 17:25:10,687 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-31 17:25:10,687 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-31 17:25:10,700 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:25:10" (1/1) ... [2018-12-31 17:25:10,700 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:25:10" (1/1) ... [2018-12-31 17:25:10,712 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:25:10" (1/1) ... [2018-12-31 17:25:10,712 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:25:10" (1/1) ... [2018-12-31 17:25:10,724 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:25:10" (1/1) ... [2018-12-31 17:25:10,744 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:25:10" (1/1) ... [2018-12-31 17:25:10,750 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:25:10" (1/1) ... [2018-12-31 17:25:10,756 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-31 17:25:10,760 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-31 17:25:10,760 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-31 17:25:10,760 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-31 17:25:10,761 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:25:10" (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:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-31 17:25:10,813 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2018-12-31 17:25:10,813 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-31 17:25:10,814 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-31 17:25:10,814 INFO L130 BoogieDeclarations]: Found specification of procedure thread_routine [2018-12-31 17:25:10,814 INFO L138 BoogieDeclarations]: Found implementation of procedure thread_routine [2018-12-31 17:25:10,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-31 17:25:10,814 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2018-12-31 17:25:10,814 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-31 17:25:10,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-31 17:25:10,817 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-31 17:25:11,718 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-31 17:25:11,718 INFO L280 CfgBuilder]: Removed 12 assue(true) statements. [2018-12-31 17:25:11,719 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 05:25:11 BoogieIcfgContainer [2018-12-31 17:25:11,719 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-31 17:25:11,720 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-31 17:25:11,720 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-31 17:25:11,723 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-31 17:25:11,724 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.12 05:25:09" (1/3) ... [2018-12-31 17:25:11,724 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f57a8b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 05:25:11, skipping insertion in model container [2018-12-31 17:25:11,724 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:25:10" (2/3) ... [2018-12-31 17:25:11,725 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f57a8b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 05:25:11, skipping insertion in model container [2018-12-31 17:25:11,725 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 05:25:11" (3/3) ... [2018-12-31 17:25:11,727 INFO L112 eAbstractionObserver]: Analyzing ICFG indexer_true-unreach-call.i [2018-12-31 17:25:11,768 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,768 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,768 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,769 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,769 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_~tid~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,769 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_~m~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,769 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_~w~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,769 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_~h~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,770 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,770 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,770 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,770 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,770 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_~tid~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,771 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,771 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_~m~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,772 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_~m~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,772 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_~m~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,772 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_#t~pre3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,772 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,773 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,773 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_~m~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,773 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_~m~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,773 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_#t~pre3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,773 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_~tid~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,774 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_~w~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,775 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_#t~pre3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,775 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_~w~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,775 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_~h~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,776 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_~h~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,776 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_~h~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,777 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_~h~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,777 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_~w~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,777 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_cas_#in~new_val| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,777 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_cas_#in~tab.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,777 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_cas_#in~h| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,778 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_cas_#in~val| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,778 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_cas_#in~tab.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,778 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_cas_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,778 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_cas_~tab.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,778 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_cas_~ret_val~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,779 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_cas_~val not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,779 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_cas_#t~nondet0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,779 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_cas_~tab.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,779 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_cas_~h not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,779 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_cas_~new_val not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,779 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_cas_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,780 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_cas_#in~tab.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,780 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_cas_#in~tab.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,780 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_cas_~tab.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,780 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_cas_~tab.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,780 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_cas_#in~h| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,782 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_cas_~h not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,782 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_cas_#in~val| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,782 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_cas_~val not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,782 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_cas_#in~new_val| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,782 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_cas_~new_val not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,783 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_cas_~ret_val~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,783 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_cas_~h not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,783 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_cas_#t~nondet0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,783 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_cas_#t~nondet0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,784 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_cas_~tab.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,784 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_cas_~tab.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,785 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_cas_~h not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,785 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_cas_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,785 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_cas_~val not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,785 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_cas_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,785 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_cas_~val not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,786 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_cas_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,786 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_cas_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,786 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_cas_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,786 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_cas_~tab.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,786 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_cas_~tab.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,787 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_cas_~h not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,788 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_cas_~new_val not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,788 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_cas_~h not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,788 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_cas_~ret_val~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,788 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_cas_~ret_val~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,788 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_cas_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,789 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_cas_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,789 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,789 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,789 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,790 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,790 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,790 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,790 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_~h~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,790 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_~h~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:11,820 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-12-31 17:25:11,821 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-31 17:25:11,830 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-12-31 17:25:11,847 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-12-31 17:25:11,873 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-31 17:25:11,874 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-31 17:25:11,874 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-31 17:25:11,875 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-31 17:25:11,875 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-31 17:25:11,875 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-31 17:25:11,875 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-31 17:25:11,875 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-31 17:25:11,875 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-31 17:25:11,891 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 90places, 103 transitions [2018-12-31 17:25:11,910 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalStateException: Petrification does not provide enough thread instances for Thread0_thread_routine at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:402) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-12-31 17:25:11,915 INFO L168 Benchmark]: Toolchain (without parser) took 2510.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 947.3 MB in the beginning and 1.0 GB in the end (delta: -84.4 MB). Peak memory consumption was 58.2 MB. Max. memory is 11.5 GB. [2018-12-31 17:25:11,917 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 17:25:11,918 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1198.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 947.3 MB in the beginning and 1.1 GB in the end (delta: -139.1 MB). Peak memory consumption was 68.4 MB. Max. memory is 11.5 GB. [2018-12-31 17:25:11,919 INFO L168 Benchmark]: Boogie Procedure Inliner took 81.27 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 17:25:11,921 INFO L168 Benchmark]: Boogie Preprocessor took 69.57 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2018-12-31 17:25:11,922 INFO L168 Benchmark]: RCFGBuilder took 959.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 33.7 MB). Peak memory consumption was 33.7 MB. Max. memory is 11.5 GB. [2018-12-31 17:25:11,922 INFO L168 Benchmark]: TraceAbstraction took 194.24 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 14.0 MB). Peak memory consumption was 14.0 MB. Max. memory is 11.5 GB. [2018-12-31 17:25:11,930 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1198.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 947.3 MB in the beginning and 1.1 GB in the end (delta: -139.1 MB). Peak memory consumption was 68.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 81.27 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 69.57 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 959.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 33.7 MB). Peak memory consumption was 33.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 194.24 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 14.0 MB). Peak memory consumption was 14.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thread_routine de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thread_routine: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-2e94e6a [2018-12-31 17:25:14,231 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-31 17:25:14,233 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-31 17:25:14,252 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-31 17:25:14,253 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-31 17:25:14,255 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-31 17:25:14,256 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-31 17:25:14,267 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-31 17:25:14,270 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-31 17:25:14,271 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-31 17:25:14,273 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-31 17:25:14,274 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-31 17:25:14,275 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-31 17:25:14,276 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-31 17:25:14,286 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-31 17:25:14,287 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-31 17:25:14,288 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-31 17:25:14,290 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-31 17:25:14,293 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-31 17:25:14,294 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-31 17:25:14,295 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-31 17:25:14,297 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-31 17:25:14,299 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-31 17:25:14,299 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-31 17:25:14,300 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-31 17:25:14,301 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-31 17:25:14,303 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-31 17:25:14,304 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-31 17:25:14,305 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-31 17:25:14,308 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-31 17:25:14,310 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-31 17:25:14,311 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-31 17:25:14,311 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-31 17:25:14,311 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-31 17:25:14,314 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-31 17:25:14,316 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-31 17:25:14,318 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-12-31 17:25:14,344 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-31 17:25:14,345 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-31 17:25:14,347 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-31 17:25:14,348 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-31 17:25:14,348 INFO L133 SettingsManager]: * Use SBE=true [2018-12-31 17:25:14,348 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-31 17:25:14,348 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-31 17:25:14,350 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-31 17:25:14,350 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-31 17:25:14,350 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-31 17:25:14,350 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-31 17:25:14,350 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-31 17:25:14,351 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-31 17:25:14,351 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-31 17:25:14,351 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-31 17:25:14,351 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-31 17:25:14,351 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-31 17:25:14,352 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-31 17:25:14,352 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-31 17:25:14,352 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-31 17:25:14,352 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-31 17:25:14,352 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-31 17:25:14,353 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-31 17:25:14,353 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-31 17:25:14,353 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-31 17:25:14,353 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-31 17:25:14,355 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-12-31 17:25:14,355 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-31 17:25:14,355 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-31 17:25:14,355 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-31 17:25:14,356 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b1e47e360bf165c3b6e47fb847d0fc766d336210 [2018-12-31 17:25:14,410 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-31 17:25:14,428 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-31 17:25:14,435 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-31 17:25:14,436 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-31 17:25:14,437 INFO L276 PluginConnector]: CDTParser initialized [2018-12-31 17:25:14,438 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/pthread/indexer_true-unreach-call.i [2018-12-31 17:25:14,501 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e78a95e44/6800d37a8c904d4d92264ab4739a0fe1/FLAG15e6e37fd [2018-12-31 17:25:15,088 INFO L307 CDTParser]: Found 1 translation units. [2018-12-31 17:25:15,091 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/pthread/indexer_true-unreach-call.i [2018-12-31 17:25:15,115 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e78a95e44/6800d37a8c904d4d92264ab4739a0fe1/FLAG15e6e37fd [2018-12-31 17:25:15,307 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e78a95e44/6800d37a8c904d4d92264ab4739a0fe1 [2018-12-31 17:25:15,310 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-31 17:25:15,311 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-31 17:25:15,312 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-31 17:25:15,312 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-31 17:25:15,316 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-31 17:25:15,317 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 05:25:15" (1/1) ... [2018-12-31 17:25:15,320 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42226539 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:25:15, skipping insertion in model container [2018-12-31 17:25:15,320 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 05:25:15" (1/1) ... [2018-12-31 17:25:15,328 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-31 17:25:15,393 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-31 17:25:15,975 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 17:25:16,179 INFO L191 MainTranslator]: Completed pre-run [2018-12-31 17:25:16,388 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 17:25:16,539 INFO L195 MainTranslator]: Completed translation [2018-12-31 17:25:16,540 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:25:16 WrapperNode [2018-12-31 17:25:16,540 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-31 17:25:16,541 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-31 17:25:16,541 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-31 17:25:16,541 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-31 17:25:16,552 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:25:16" (1/1) ... [2018-12-31 17:25:16,578 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:25:16" (1/1) ... [2018-12-31 17:25:16,612 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-31 17:25:16,612 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-31 17:25:16,612 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-31 17:25:16,612 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-31 17:25:16,624 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:25:16" (1/1) ... [2018-12-31 17:25:16,625 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:25:16" (1/1) ... [2018-12-31 17:25:16,630 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:25:16" (1/1) ... [2018-12-31 17:25:16,631 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:25:16" (1/1) ... [2018-12-31 17:25:16,642 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:25:16" (1/1) ... [2018-12-31 17:25:16,648 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:25:16" (1/1) ... [2018-12-31 17:25:16,651 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:25:16" (1/1) ... [2018-12-31 17:25:16,661 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-31 17:25:16,661 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-31 17:25:16,661 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-31 17:25:16,662 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-31 17:25:16,663 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:25:16" (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:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-31 17:25:16,734 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-31 17:25:16,734 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2018-12-31 17:25:16,735 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-31 17:25:16,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-31 17:25:16,735 INFO L130 BoogieDeclarations]: Found specification of procedure thread_routine [2018-12-31 17:25:16,735 INFO L138 BoogieDeclarations]: Found implementation of procedure thread_routine [2018-12-31 17:25:16,735 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2018-12-31 17:25:16,735 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-31 17:25:16,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-31 17:25:16,737 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-31 17:25:17,425 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-31 17:25:17,425 INFO L280 CfgBuilder]: Removed 12 assue(true) statements. [2018-12-31 17:25:17,426 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 05:25:17 BoogieIcfgContainer [2018-12-31 17:25:17,426 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-31 17:25:17,427 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-31 17:25:17,427 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-31 17:25:17,430 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-31 17:25:17,431 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.12 05:25:15" (1/3) ... [2018-12-31 17:25:17,432 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17f9edfe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 05:25:17, skipping insertion in model container [2018-12-31 17:25:17,432 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:25:16" (2/3) ... [2018-12-31 17:25:17,432 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17f9edfe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 05:25:17, skipping insertion in model container [2018-12-31 17:25:17,432 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 05:25:17" (3/3) ... [2018-12-31 17:25:17,434 INFO L112 eAbstractionObserver]: Analyzing ICFG indexer_true-unreach-call.i [2018-12-31 17:25:17,480 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,480 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,480 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,480 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,481 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_~tid~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,481 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_~m~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,481 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_~w~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,481 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_~h~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,481 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,484 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,484 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,485 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,485 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_~tid~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,485 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,485 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_~m~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,485 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_~m~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,486 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_~m~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,486 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_#t~pre3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,486 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,486 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,486 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_~m~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,486 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_~m~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,487 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_#t~pre3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,487 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_~tid~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,487 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_~w~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,487 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_#t~pre3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,487 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_~w~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,487 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_~h~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,488 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_~h~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,488 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_~h~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,488 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_~h~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,488 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_~w~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,488 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_cas_#in~new_val| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,489 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_cas_#in~tab.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,489 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_cas_#in~h| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,489 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_cas_#in~val| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,489 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_cas_#in~tab.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,490 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_cas_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,491 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_cas_~tab.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,491 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_cas_~ret_val~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,491 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_cas_~val not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,491 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_cas_#t~nondet0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,491 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_cas_~tab.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,491 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_cas_~h not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,491 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_cas_~new_val not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,492 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_cas_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,492 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_cas_#in~tab.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,492 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_cas_#in~tab.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,492 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_cas_~tab.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,492 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_cas_~tab.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,492 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_cas_#in~h| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,493 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_cas_~h not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,495 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_cas_#in~val| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,495 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_cas_~val not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,495 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_cas_#in~new_val| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,496 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_cas_~new_val not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,496 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_cas_~ret_val~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,496 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_cas_~h not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,496 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_cas_#t~nondet0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,496 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_cas_#t~nondet0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,497 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_cas_~tab.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,497 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_cas_~tab.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,497 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_cas_~h not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,497 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_cas_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,497 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_cas_~val not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,497 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_cas_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,497 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_cas_~val not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,498 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_cas_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,498 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_cas_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,499 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_cas_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,499 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_cas_~tab.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,499 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_cas_~tab.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,499 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_cas_~h not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,499 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_cas_~new_val not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,499 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_cas_~h not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,500 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_cas_~ret_val~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,500 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_cas_~ret_val~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,500 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_cas_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,500 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_cas_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,500 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,501 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,502 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,502 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,502 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_routine_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,502 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_~h~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,502 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_routine_~h~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:25:17,524 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-12-31 17:25:17,525 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-31 17:25:17,534 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-12-31 17:25:17,554 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-12-31 17:25:17,583 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-31 17:25:17,583 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-31 17:25:17,584 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-31 17:25:17,584 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-31 17:25:17,584 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-31 17:25:17,584 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-31 17:25:17,585 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-31 17:25:17,585 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-31 17:25:17,585 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-31 17:25:17,598 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 89places, 102 transitions [2018-12-31 17:25:17,615 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalStateException: Petrification does not provide enough thread instances for Thread0_thread_routine at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:402) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-12-31 17:25:17,621 INFO L168 Benchmark]: Toolchain (without parser) took 2310.84 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 168.3 MB). Free memory was 947.3 MB in the beginning and 1.1 GB in the end (delta: -112.8 MB). Peak memory consumption was 55.5 MB. Max. memory is 11.5 GB. [2018-12-31 17:25:17,624 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 17:25:17,624 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1228.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 168.3 MB). Free memory was 947.3 MB in the beginning and 1.1 GB in the end (delta: -165.4 MB). Peak memory consumption was 81.5 MB. Max. memory is 11.5 GB. [2018-12-31 17:25:17,626 INFO L168 Benchmark]: Boogie Procedure Inliner took 70.94 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2018-12-31 17:25:17,627 INFO L168 Benchmark]: Boogie Preprocessor took 49.02 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 17:25:17,628 INFO L168 Benchmark]: RCFGBuilder took 764.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 32.1 MB). Peak memory consumption was 32.1 MB. Max. memory is 11.5 GB. [2018-12-31 17:25:17,628 INFO L168 Benchmark]: TraceAbstraction took 193.98 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 11.5 GB. [2018-12-31 17:25:17,634 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1228.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 168.3 MB). Free memory was 947.3 MB in the beginning and 1.1 GB in the end (delta: -165.4 MB). Peak memory consumption was 81.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 70.94 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 49.02 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 764.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 32.1 MB). Peak memory consumption was 32.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 193.98 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thread_routine de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thread_routine: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...