/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedSemanticLbeWithDisjunctivePredicates.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_46-escape_racefree.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-0e22065b97d0a1f8b3904e080cebe0f05e88d2b7-0e22065 [2021-06-11 17:54:59,660 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-11 17:54:59,661 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-11 17:54:59,693 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-11 17:54:59,693 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-11 17:54:59,696 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-11 17:54:59,698 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-11 17:54:59,702 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-11 17:54:59,704 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-11 17:54:59,707 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-11 17:54:59,708 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-11 17:54:59,708 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-11 17:54:59,709 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-11 17:54:59,710 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-11 17:54:59,711 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-11 17:54:59,712 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-11 17:54:59,714 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-11 17:54:59,714 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-11 17:54:59,716 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-11 17:54:59,720 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-11 17:54:59,725 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-11 17:54:59,737 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-11 17:54:59,738 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-11 17:54:59,738 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-11 17:54:59,740 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-06-11 17:54:59,740 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-06-11 17:54:59,740 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-06-11 17:54:59,740 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-06-11 17:54:59,741 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-06-11 17:54:59,741 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-06-11 17:54:59,741 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-06-11 17:54:59,742 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-06-11 17:54:59,742 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-06-11 17:54:59,742 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-06-11 17:54:59,743 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-06-11 17:54:59,743 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-06-11 17:54:59,743 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-06-11 17:54:59,743 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-06-11 17:54:59,744 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-11 17:54:59,744 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-11 17:54:59,744 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-11 17:54:59,748 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedSemanticLbeWithDisjunctivePredicates.epf [2021-06-11 17:54:59,775 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-11 17:54:59,775 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-11 17:54:59,777 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-11 17:54:59,777 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-11 17:54:59,777 INFO L138 SettingsManager]: * Use SBE=true [2021-06-11 17:54:59,777 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-11 17:54:59,778 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-11 17:54:59,778 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-11 17:54:59,778 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-11 17:54:59,778 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-11 17:54:59,779 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-11 17:54:59,779 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-11 17:54:59,779 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-11 17:54:59,779 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-11 17:54:59,779 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-11 17:54:59,779 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-11 17:54:59,779 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-11 17:54:59,779 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-11 17:54:59,779 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-11 17:54:59,780 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-11 17:54:59,780 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-11 17:54:59,780 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-11 17:54:59,780 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-11 17:54:59,780 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-11 17:54:59,780 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-11 17:54:59,780 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-11 17:54:59,780 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-11 17:54:59,781 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=SEMANTIC_BASED_MOVER_CHECK_WITH_PREDICATES_DISJUNCTIVE [2021-06-11 17:54:59,781 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-06-11 17:54:59,781 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-06-11 17:54:59,781 INFO L138 SettingsManager]: * Apply repeated Lipton Reduction=true WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-11 17:55:00,025 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-11 17:55:00,038 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-11 17:55:00,040 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-11 17:55:00,041 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-11 17:55:00,041 INFO L275 PluginConnector]: CDTParser initialized [2021-06-11 17:55:00,042 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_46-escape_racefree.i [2021-06-11 17:55:00,121 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d69db493e/71f573272e3c43cabc8e70094d6ff25d/FLAG6a42a390a [2021-06-11 17:55:00,515 INFO L306 CDTParser]: Found 1 translation units. [2021-06-11 17:55:00,515 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_46-escape_racefree.i [2021-06-11 17:55:00,538 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d69db493e/71f573272e3c43cabc8e70094d6ff25d/FLAG6a42a390a [2021-06-11 17:55:00,899 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d69db493e/71f573272e3c43cabc8e70094d6ff25d [2021-06-11 17:55:00,901 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-11 17:55:00,902 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-11 17:55:00,906 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-11 17:55:00,907 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-11 17:55:00,909 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-11 17:55:00,910 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.06 05:55:00" (1/1) ... [2021-06-11 17:55:00,910 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c32bc16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 05:55:00, skipping insertion in model container [2021-06-11 17:55:00,910 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.06 05:55:00" (1/1) ... [2021-06-11 17:55:00,915 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-11 17:55:00,951 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-11 17:55:01,188 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_46-escape_racefree.i[29913,29926] [2021-06-11 17:55:01,207 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-11 17:55:01,217 INFO L203 MainTranslator]: Completed pre-run [2021-06-11 17:55:01,253 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_46-escape_racefree.i[29913,29926] [2021-06-11 17:55:01,257 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-11 17:55:01,310 INFO L208 MainTranslator]: Completed translation [2021-06-11 17:55:01,311 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 05:55:01 WrapperNode [2021-06-11 17:55:01,312 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-11 17:55:01,313 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-11 17:55:01,313 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-11 17:55:01,313 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-11 17:55:01,318 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 05:55:01" (1/1) ... [2021-06-11 17:55:01,342 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 05:55:01" (1/1) ... [2021-06-11 17:55:01,361 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-11 17:55:01,362 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-11 17:55:01,362 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-11 17:55:01,362 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-11 17:55:01,367 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 05:55:01" (1/1) ... [2021-06-11 17:55:01,367 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 05:55:01" (1/1) ... [2021-06-11 17:55:01,371 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 05:55:01" (1/1) ... [2021-06-11 17:55:01,372 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 05:55:01" (1/1) ... [2021-06-11 17:55:01,387 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 05:55:01" (1/1) ... [2021-06-11 17:55:01,390 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 05:55:01" (1/1) ... [2021-06-11 17:55:01,394 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 05:55:01" (1/1) ... [2021-06-11 17:55:01,398 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-11 17:55:01,398 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-11 17:55:01,398 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-11 17:55:01,398 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-11 17:55:01,399 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 05:55:01" (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 [2021-06-11 17:55:01,483 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-06-11 17:55:01,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-11 17:55:01,483 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-06-11 17:55:01,483 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-11 17:55:01,484 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-06-11 17:55:01,484 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-06-11 17:55:01,485 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-11 17:55:01,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-11 17:55:01,485 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-11 17:55:01,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-11 17:55:01,486 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-11 17:55:01,866 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-11 17:55:01,866 INFO L299 CfgBuilder]: Removed 14 assume(true) statements. [2021-06-11 17:55:01,868 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.06 05:55:01 BoogieIcfgContainer [2021-06-11 17:55:01,868 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-11 17:55:01,869 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-11 17:55:01,869 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-11 17:55:01,871 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-11 17:55:01,872 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.06 05:55:00" (1/3) ... [2021-06-11 17:55:01,872 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6abc5ae3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.06 05:55:01, skipping insertion in model container [2021-06-11 17:55:01,872 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 05:55:01" (2/3) ... [2021-06-11 17:55:01,873 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6abc5ae3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.06 05:55:01, skipping insertion in model container [2021-06-11 17:55:01,873 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.06 05:55:01" (3/3) ... [2021-06-11 17:55:01,874 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_46-escape_racefree.i [2021-06-11 17:55:01,878 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-11 17:55:01,890 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-06-11 17:55:01,891 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-11 17:55:01,933 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,933 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,934 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,934 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,934 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,934 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,934 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,934 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,934 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,936 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,936 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,937 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,937 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,937 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,937 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,937 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,937 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,937 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,937 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,937 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,938 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,938 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,938 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,938 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,938 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,938 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,939 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,941 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,941 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,941 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,941 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,941 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,941 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,942 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,942 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,942 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,942 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,942 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,943 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,943 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,943 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,943 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,943 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,944 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,944 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,944 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,944 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,944 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,944 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,944 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,944 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,944 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,944 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,945 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,945 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,945 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,945 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,945 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,945 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,945 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,945 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,945 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,945 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,946 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,946 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,946 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,947 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,947 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,947 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,947 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,947 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,947 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,949 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,949 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,949 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,949 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,950 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,950 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,950 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,951 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,951 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,951 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,951 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,951 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,951 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 17:55:01,956 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-06-11 17:55:01,968 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-06-11 17:55:01,994 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-06-11 17:55:01,995 INFO L377 AbstractCegarLoop]: Hoare is false [2021-06-11 17:55:01,995 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-11 17:55:01,995 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-11 17:55:01,995 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-11 17:55:01,995 INFO L381 AbstractCegarLoop]: Difference is false [2021-06-11 17:55:01,995 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-11 17:55:01,995 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-06-11 17:55:02,002 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 94 places, 99 transitions, 206 flow [2021-06-11 17:55:02,044 INFO L129 PetriNetUnfolder]: 9/98 cut-off events. [2021-06-11 17:55:02,045 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-06-11 17:55:02,050 INFO L84 FinitePrefix]: Finished finitePrefix Result has 103 conditions, 98 events. 9/98 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 143 event pairs, 0 based on Foata normal form. 0/88 useless extension candidates. Maximal degree in co-relation 54. Up to 3 conditions per place. [2021-06-11 17:55:02,051 INFO L82 GeneralOperation]: Start removeDead. Operand has 94 places, 99 transitions, 206 flow [2021-06-11 17:55:02,059 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 84 places, 89 transitions, 181 flow [2021-06-11 17:55:02,061 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 17:55:02,089 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 84 places, 89 transitions, 181 flow [2021-06-11 17:55:02,094 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 84 places, 89 transitions, 181 flow [2021-06-11 17:55:02,099 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 84 places, 89 transitions, 181 flow [2021-06-11 17:55:02,133 INFO L129 PetriNetUnfolder]: 9/89 cut-off events. [2021-06-11 17:55:02,133 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-11 17:55:02,136 INFO L84 FinitePrefix]: Finished finitePrefix Result has 93 conditions, 89 events. 9/89 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 125 event pairs, 0 based on Foata normal form. 0/79 useless extension candidates. Maximal degree in co-relation 54. Up to 3 conditions per place. [2021-06-11 17:55:02,139 INFO L151 LiptonReduction]: Number of co-enabled transitions 1386 [2021-06-11 17:55:02,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:02,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 17:55:02,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:02,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 17:55:02,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:02,318 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 17:55:02,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:02,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 17:55:02,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 17:55:02,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:02,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 17:55:02,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:02,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 17:55:02,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:02,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 17:55:02,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:02,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 17:55:02,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:02,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 17:55:02,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:02,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 17:55:02,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:02,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 17:55:02,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:02,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 17:55:02,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:02,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 17:55:02,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:02,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 17:55:02,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:02,683 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 17:55:02,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:02,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 17:55:02,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 17:55:02,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:02,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 17:55:02,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:02,750 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 17:55:02,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:02,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 17:55:02,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 17:55:03,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:03,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 17:55:03,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:03,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 17:55:03,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:03,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 17:55:03,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:03,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 17:55:03,217 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-06-11 17:55:03,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 17:55:03,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:03,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 17:55:03,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:03,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 17:55:03,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:03,363 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 17:55:03,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:03,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 17:55:03,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 17:55:03,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:03,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 17:55:03,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:03,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 17:55:03,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:03,498 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 17:55:03,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:03,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 17:55:03,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 17:55:03,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:03,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 17:55:03,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:03,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 17:55:03,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:03,821 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 17:55:03,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:03,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 17:55:03,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-06-11 17:55:03,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:03,921 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 17:55:03,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:03,923 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 17:55:03,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:03,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 17:55:03,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 17:55:03,925 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 17:55:03,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:03,926 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 17:55:03,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:03,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-11 17:55:03,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 17:55:03,929 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 17:55:03,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:03,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-06-11 17:55:03,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-11 17:55:03,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:03,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 17:55:03,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:04,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 17:55:04,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:04,089 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 17:55:04,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:04,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-11 17:55:04,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 17:55:04,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:04,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 17:55:04,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:04,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 17:55:04,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:04,431 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 17:55:04,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:04,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 17:55:04,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 17:55:04,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:04,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 17:55:04,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:04,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 17:55:04,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:04,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 17:55:04,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:04,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 17:55:04,970 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 91 [2021-06-11 17:55:05,228 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 91 [2021-06-11 17:55:05,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:05,316 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 17:55:05,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:05,318 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 17:55:05,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:05,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-06-11 17:55:05,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-06-11 17:55:05,319 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 17:55:05,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:05,321 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 17:55:05,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:05,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 17:55:05,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-06-11 17:55:05,323 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 17:55:05,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:05,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-06-11 17:55:05,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-06-11 17:55:05,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:05,582 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 17:55:05,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:05,587 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 17:55:05,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:05,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 17:55:05,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 17:55:05,590 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 17:55:05,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:05,591 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 17:55:05,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:05,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-11 17:55:05,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 17:55:05,593 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 17:55:05,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:05,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-06-11 17:55:05,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-11 17:55:05,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:05,617 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 1] term [2021-06-11 17:55:05,617 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 17:55:05,636 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:05,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 17:55:06,091 WARN L205 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 137 [2021-06-11 17:55:06,324 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2021-06-11 17:55:06,796 WARN L205 SmtUtils]: Spent 471.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 137 [2021-06-11 17:55:07,025 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2021-06-11 17:55:07,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:07,054 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 17:55:07,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:07,056 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 17:55:07,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:07,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 17:55:07,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 17:55:07,057 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 17:55:07,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:07,058 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 17:55:07,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:07,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-11 17:55:07,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 17:55:07,060 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 17:55:07,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:07,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-06-11 17:55:07,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-06-11 17:55:07,078 INFO L163 LiptonReduction]: Checked pairs total: 2792 [2021-06-11 17:55:07,078 INFO L165 LiptonReduction]: Total number of compositions: 83 [2021-06-11 17:55:07,080 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 5020 [2021-06-11 17:55:07,085 INFO L129 PetriNetUnfolder]: 2/11 cut-off events. [2021-06-11 17:55:07,085 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-11 17:55:07,085 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 17:55:07,086 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2021-06-11 17:55:07,086 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 17:55:07,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 17:55:07,089 INFO L82 PathProgramCache]: Analyzing trace with hash 360099551, now seen corresponding path program 1 times [2021-06-11 17:55:07,105 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 17:55:07,107 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [866165507] [2021-06-11 17:55:07,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 17:55:07,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 17:55:07,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:07,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 17:55:07,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 17:55:07,263 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [866165507] [2021-06-11 17:55:07,263 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 17:55:07,264 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-06-11 17:55:07,264 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [890412263] [2021-06-11 17:55:07,269 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-11 17:55:07,269 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 17:55:07,276 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-11 17:55:07,277 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-11 17:55:07,278 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 95 out of 182 [2021-06-11 17:55:07,280 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 23 places, 27 transitions, 57 flow. Second operand has 3 states, 3 states have (on average 96.0) internal successors, (288), 3 states have internal predecessors, (288), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 17:55:07,280 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 17:55:07,280 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 95 of 182 [2021-06-11 17:55:07,281 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 17:55:07,303 INFO L129 PetriNetUnfolder]: 11/60 cut-off events. [2021-06-11 17:55:07,303 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-11 17:55:07,304 INFO L84 FinitePrefix]: Finished finitePrefix Result has 101 conditions, 60 events. 11/60 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 201 event pairs, 4 based on Foata normal form. 14/70 useless extension candidates. Maximal degree in co-relation 92. Up to 20 conditions per place. [2021-06-11 17:55:07,305 INFO L132 encePairwiseOnDemand]: 169/182 looper letters, 5 selfloop transitions, 2 changer transitions 9/23 dead transitions. [2021-06-11 17:55:07,305 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 25 places, 23 transitions, 75 flow [2021-06-11 17:55:07,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-11 17:55:07,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-06-11 17:55:07,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 312 transitions. [2021-06-11 17:55:07,313 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5714285714285714 [2021-06-11 17:55:07,314 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 312 transitions. [2021-06-11 17:55:07,314 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 312 transitions. [2021-06-11 17:55:07,315 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 17:55:07,316 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 312 transitions. [2021-06-11 17:55:07,319 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 104.0) internal successors, (312), 3 states have internal predecessors, (312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 17:55:07,323 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 182.0) internal successors, (728), 4 states have internal predecessors, (728), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 17:55:07,323 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 182.0) internal successors, (728), 4 states have internal predecessors, (728), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 17:55:07,325 INFO L185 Difference]: Start difference. First operand has 23 places, 27 transitions, 57 flow. Second operand 3 states and 312 transitions. [2021-06-11 17:55:07,325 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 25 places, 23 transitions, 75 flow [2021-06-11 17:55:07,326 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 24 places, 23 transitions, 74 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-06-11 17:55:07,327 INFO L241 Difference]: Finished difference. Result has 25 places, 14 transitions, 40 flow [2021-06-11 17:55:07,328 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=182, PETRI_DIFFERENCE_MINUEND_FLOW=40, PETRI_DIFFERENCE_MINUEND_PLACES=22, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=19, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=17, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=40, PETRI_PLACES=25, PETRI_TRANSITIONS=14} [2021-06-11 17:55:07,329 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 2 predicate places. [2021-06-11 17:55:07,329 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 17:55:07,329 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 25 places, 14 transitions, 40 flow [2021-06-11 17:55:07,329 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 25 places, 14 transitions, 40 flow [2021-06-11 17:55:07,330 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 20 places, 14 transitions, 40 flow [2021-06-11 17:55:07,331 INFO L129 PetriNetUnfolder]: 1/16 cut-off events. [2021-06-11 17:55:07,332 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-11 17:55:07,332 INFO L84 FinitePrefix]: Finished finitePrefix Result has 28 conditions, 16 events. 1/16 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 12 event pairs, 1 based on Foata normal form. 0/16 useless extension candidates. Maximal degree in co-relation 20. Up to 6 conditions per place. [2021-06-11 17:55:07,332 INFO L151 LiptonReduction]: Number of co-enabled transitions 44 [2021-06-11 17:55:07,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:07,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 17:55:07,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:07,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 17:55:07,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:07,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 17:55:07,582 INFO L163 LiptonReduction]: Checked pairs total: 102 [2021-06-11 17:55:07,582 INFO L165 LiptonReduction]: Total number of compositions: 4 [2021-06-11 17:55:07,582 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 253 [2021-06-11 17:55:07,584 INFO L480 AbstractCegarLoop]: Abstraction has has 17 places, 11 transitions, 34 flow [2021-06-11 17:55:07,585 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 96.0) internal successors, (288), 3 states have internal predecessors, (288), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 17:55:07,587 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 17:55:07,587 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 17:55:07,588 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-11 17:55:07,588 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 17:55:07,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 17:55:07,589 INFO L82 PathProgramCache]: Analyzing trace with hash -525422749, now seen corresponding path program 1 times [2021-06-11 17:55:07,589 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 17:55:07,589 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1834435082] [2021-06-11 17:55:07,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 17:55:07,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 17:55:07,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:07,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-11 17:55:07,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:07,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 17:55:07,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:07,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 17:55:07,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:07,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 17:55:07,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 17:55:07,655 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1834435082] [2021-06-11 17:55:07,655 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 17:55:07,655 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-11 17:55:07,655 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [178811640] [2021-06-11 17:55:07,656 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-11 17:55:07,656 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 17:55:07,656 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-11 17:55:07,656 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-06-11 17:55:07,657 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 102 out of 186 [2021-06-11 17:55:07,658 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 17 places, 11 transitions, 34 flow. Second operand has 4 states, 4 states have (on average 103.25) internal successors, (413), 4 states have internal predecessors, (413), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 17:55:07,658 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 17:55:07,658 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 102 of 186 [2021-06-11 17:55:07,658 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 17:55:07,688 INFO L129 PetriNetUnfolder]: 0/13 cut-off events. [2021-06-11 17:55:07,688 INFO L130 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2021-06-11 17:55:07,689 INFO L84 FinitePrefix]: Finished finitePrefix Result has 35 conditions, 13 events. 0/13 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 7 event pairs, 0 based on Foata normal form. 9/22 useless extension candidates. Maximal degree in co-relation 0. Up to 9 conditions per place. [2021-06-11 17:55:07,689 INFO L132 encePairwiseOnDemand]: 181/186 looper letters, 4 selfloop transitions, 4 changer transitions 1/11 dead transitions. [2021-06-11 17:55:07,689 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 20 places, 11 transitions, 52 flow [2021-06-11 17:55:07,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-11 17:55:07,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-06-11 17:55:07,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 420 transitions. [2021-06-11 17:55:07,691 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5645161290322581 [2021-06-11 17:55:07,692 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 420 transitions. [2021-06-11 17:55:07,692 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 420 transitions. [2021-06-11 17:55:07,692 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 17:55:07,692 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 420 transitions. [2021-06-11 17:55:07,693 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 105.0) internal successors, (420), 4 states have internal predecessors, (420), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 17:55:07,695 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 186.0) internal successors, (930), 5 states have internal predecessors, (930), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 17:55:07,695 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 186.0) internal successors, (930), 5 states have internal predecessors, (930), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 17:55:07,695 INFO L185 Difference]: Start difference. First operand has 17 places, 11 transitions, 34 flow. Second operand 4 states and 420 transitions. [2021-06-11 17:55:07,695 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 20 places, 11 transitions, 52 flow [2021-06-11 17:55:07,696 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 18 places, 11 transitions, 46 flow, removed 1 selfloop flow, removed 2 redundant places. [2021-06-11 17:55:07,696 INFO L241 Difference]: Finished difference. Result has 18 places, 10 transitions, 34 flow [2021-06-11 17:55:07,696 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=186, PETRI_DIFFERENCE_MINUEND_FLOW=28, PETRI_DIFFERENCE_MINUEND_PLACES=15, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=11, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=7, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=34, PETRI_PLACES=18, PETRI_TRANSITIONS=10} [2021-06-11 17:55:07,696 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, -5 predicate places. [2021-06-11 17:55:07,697 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 17:55:07,697 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 18 places, 10 transitions, 34 flow [2021-06-11 17:55:07,697 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 18 places, 10 transitions, 34 flow [2021-06-11 17:55:07,697 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 17 places, 10 transitions, 34 flow [2021-06-11 17:55:07,699 INFO L129 PetriNetUnfolder]: 0/12 cut-off events. [2021-06-11 17:55:07,699 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-11 17:55:07,699 INFO L84 FinitePrefix]: Finished finitePrefix Result has 24 conditions, 12 events. 0/12 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 2. Compared 3 event pairs, 0 based on Foata normal form. 0/12 useless extension candidates. Maximal degree in co-relation 0. Up to 3 conditions per place. [2021-06-11 17:55:07,699 INFO L151 LiptonReduction]: Number of co-enabled transitions 0 [2021-06-11 17:55:07,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:07,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 17:55:07,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:07,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 17:55:07,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:07,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 17:55:07,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:07,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 17:55:07,845 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 17:55:07,845 INFO L165 LiptonReduction]: Total number of compositions: 4 [2021-06-11 17:55:07,845 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 148 [2021-06-11 17:55:07,846 INFO L480 AbstractCegarLoop]: Abstraction has has 13 places, 6 transitions, 26 flow [2021-06-11 17:55:07,846 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 103.25) internal successors, (413), 4 states have internal predecessors, (413), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 17:55:07,846 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 17:55:07,846 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 17:55:07,846 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-11 17:55:07,846 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 17:55:07,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 17:55:07,846 INFO L82 PathProgramCache]: Analyzing trace with hash -1258400203, now seen corresponding path program 1 times [2021-06-11 17:55:07,847 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 17:55:07,847 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2132710485] [2021-06-11 17:55:07,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 17:55:07,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 17:55:07,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:07,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 17:55:07,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:07,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 17:55:07,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:07,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 17:55:07,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 17:55:07,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 17:55:07,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 17:55:07,952 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2132710485] [2021-06-11 17:55:07,953 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 17:55:07,953 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-11 17:55:07,953 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [98994075] [2021-06-11 17:55:07,953 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-11 17:55:07,953 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 17:55:07,955 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-11 17:55:07,955 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-06-11 17:55:07,957 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 89 out of 190 [2021-06-11 17:55:07,957 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 13 places, 6 transitions, 26 flow. Second operand has 5 states, 5 states have (on average 90.0) internal successors, (450), 5 states have internal predecessors, (450), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 17:55:07,957 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 17:55:07,957 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 89 of 190 [2021-06-11 17:55:07,957 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 17:55:07,970 INFO L129 PetriNetUnfolder]: 0/6 cut-off events. [2021-06-11 17:55:07,970 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-06-11 17:55:07,971 INFO L84 FinitePrefix]: Finished finitePrefix Result has 22 conditions, 6 events. 0/6 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 2. Compared 2 event pairs, 0 based on Foata normal form. 1/7 useless extension candidates. Maximal degree in co-relation 0. Up to 3 conditions per place. [2021-06-11 17:55:07,971 INFO L132 encePairwiseOnDemand]: 185/190 looper letters, 0 selfloop transitions, 0 changer transitions 5/5 dead transitions. [2021-06-11 17:55:07,971 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 16 places, 5 transitions, 30 flow [2021-06-11 17:55:07,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-11 17:55:07,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-06-11 17:55:07,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 450 transitions. [2021-06-11 17:55:07,973 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.47368421052631576 [2021-06-11 17:55:07,973 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 450 transitions. [2021-06-11 17:55:07,973 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 450 transitions. [2021-06-11 17:55:07,973 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 17:55:07,973 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 450 transitions. [2021-06-11 17:55:07,975 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 90.0) internal successors, (450), 5 states have internal predecessors, (450), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 17:55:07,979 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 190.0) internal successors, (1140), 6 states have internal predecessors, (1140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 17:55:07,979 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 190.0) internal successors, (1140), 6 states have internal predecessors, (1140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 17:55:07,979 INFO L185 Difference]: Start difference. First operand has 13 places, 6 transitions, 26 flow. Second operand 5 states and 450 transitions. [2021-06-11 17:55:07,979 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 16 places, 5 transitions, 30 flow [2021-06-11 17:55:07,979 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 13 places, 5 transitions, 24 flow, removed 0 selfloop flow, removed 3 redundant places. [2021-06-11 17:55:07,979 INFO L241 Difference]: Finished difference. Result has 13 places, 0 transitions, 0 flow [2021-06-11 17:55:07,980 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=190, PETRI_DIFFERENCE_MINUEND_FLOW=16, PETRI_DIFFERENCE_MINUEND_PLACES=9, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=5, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=5, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=0, PETRI_PLACES=13, PETRI_TRANSITIONS=0} [2021-06-11 17:55:07,980 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, -10 predicate places. [2021-06-11 17:55:07,980 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 17:55:07,980 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 13 places, 0 transitions, 0 flow [2021-06-11 17:55:07,981 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 13 places, 0 transitions, 0 flow [2021-06-11 17:55:07,981 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 0 places, 0 transitions, 0 flow [2021-06-11 17:55:07,981 INFO L129 PetriNetUnfolder]: 0/0 cut-off events. [2021-06-11 17:55:07,981 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-11 17:55:07,981 INFO L84 FinitePrefix]: Finished finitePrefix Result has 0 conditions, 0 events. 0/0 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 0. Compared 0 event pairs, 0 based on Foata normal form. 0/0 useless extension candidates. Maximal degree in co-relation 0. Up to 0 conditions per place. [2021-06-11 17:55:07,982 INFO L151 LiptonReduction]: Number of co-enabled transitions 0 [2021-06-11 17:55:07,982 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 17:55:07,982 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 17:55:07,982 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2 [2021-06-11 17:55:07,982 INFO L480 AbstractCegarLoop]: Abstraction has has 0 places, 0 transitions, 0 flow [2021-06-11 17:55:07,983 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 90.0) internal successors, (450), 5 states have internal predecessors, (450), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 17:55:07,983 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-11 17:55:07,985 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.06 05:55:07 BasicIcfg [2021-06-11 17:55:07,985 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-11 17:55:07,986 INFO L168 Benchmark]: Toolchain (without parser) took 7083.71 ms. Allocated memory was 381.7 MB in the beginning and 459.3 MB in the end (delta: 77.6 MB). Free memory was 343.5 MB in the beginning and 308.5 MB in the end (delta: 35.0 MB). Peak memory consumption was 114.9 MB. Max. memory is 16.0 GB. [2021-06-11 17:55:07,986 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 381.7 MB. Free memory is still 362.1 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-06-11 17:55:07,987 INFO L168 Benchmark]: CACSL2BoogieTranslator took 405.69 ms. Allocated memory is still 381.7 MB. Free memory was 343.3 MB in the beginning and 344.6 MB in the end (delta: -1.3 MB). Peak memory consumption was 7.4 MB. Max. memory is 16.0 GB. [2021-06-11 17:55:07,990 INFO L168 Benchmark]: Boogie Procedure Inliner took 48.53 ms. Allocated memory is still 381.7 MB. Free memory was 344.6 MB in the beginning and 342.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-11 17:55:07,990 INFO L168 Benchmark]: Boogie Preprocessor took 36.02 ms. Allocated memory is still 381.7 MB. Free memory was 342.5 MB in the beginning and 340.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-11 17:55:07,990 INFO L168 Benchmark]: RCFGBuilder took 470.07 ms. Allocated memory is still 381.7 MB. Free memory was 340.4 MB in the beginning and 313.1 MB in the end (delta: 27.3 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.0 GB. [2021-06-11 17:55:07,991 INFO L168 Benchmark]: TraceAbstraction took 6116.04 ms. Allocated memory was 381.7 MB in the beginning and 459.3 MB in the end (delta: 77.6 MB). Free memory was 312.1 MB in the beginning and 308.5 MB in the end (delta: 3.6 MB). Peak memory consumption was 84.3 MB. Max. memory is 16.0 GB. [2021-06-11 17:55:07,995 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 381.7 MB. Free memory is still 362.1 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 405.69 ms. Allocated memory is still 381.7 MB. Free memory was 343.3 MB in the beginning and 344.6 MB in the end (delta: -1.3 MB). Peak memory consumption was 7.4 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 48.53 ms. Allocated memory is still 381.7 MB. Free memory was 344.6 MB in the beginning and 342.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 36.02 ms. Allocated memory is still 381.7 MB. Free memory was 342.5 MB in the beginning and 340.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 470.07 ms. Allocated memory is still 381.7 MB. Free memory was 340.4 MB in the beginning and 313.1 MB in the end (delta: 27.3 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.0 GB. * TraceAbstraction took 6116.04 ms. Allocated memory was 381.7 MB in the beginning and 459.3 MB in the end (delta: 77.6 MB). Free memory was 312.1 MB in the beginning and 308.5 MB in the end (delta: 3.6 MB). Peak memory consumption was 84.3 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 4983.5ms, 84 PlacesBefore, 23 PlacesAfterwards, 89 TransitionsBefore, 27 TransitionsAfterwards, 1386 CoEnabledTransitionPairs, 7 FixpointIterations, 33 TrivialSequentialCompositions, 41 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 8 ConcurrentYvCompositions, 1 ChoiceCompositions, 83 TotalNumberOfCompositions, 2792 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1591, positive: 1473, positive conditional: 1473, positive unconditional: 0, negative: 118, negative conditional: 118, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1591, positive: 1473, positive conditional: 0, positive unconditional: 1473, negative: 118, negative conditional: 0, negative unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1591, positive: 1473, positive conditional: 0, positive unconditional: 1473, negative: 118, negative conditional: 0, negative unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1125, positive: 1081, positive conditional: 0, positive unconditional: 1081, negative: 44, negative conditional: 0, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1125, positive: 982, positive conditional: 0, positive unconditional: 982, negative: 143, negative conditional: 0, negative unconditional: 143, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 143, positive: 99, positive conditional: 0, positive unconditional: 99, negative: 44, negative conditional: 0, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 279, positive: 147, positive conditional: 0, positive unconditional: 147, negative: 132, negative conditional: 0, negative unconditional: 132, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1591, positive: 392, positive conditional: 0, positive unconditional: 392, negative: 74, negative conditional: 0, negative unconditional: 74, unknown: 1125, unknown conditional: 0, unknown unconditional: 1125] , Statistics on independence cache: Total cache size (in pairs): 1125, Positive cache size: 1081, Positive conditional cache size: 0, Positive unconditional cache size: 1081, Negative cache size: 44, Negative conditional cache size: 0, Negative unconditional cache size: 44, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 252.5ms, 25 PlacesBefore, 17 PlacesAfterwards, 14 TransitionsBefore, 11 TransitionsAfterwards, 44 CoEnabledTransitionPairs, 3 FixpointIterations, 0 TrivialSequentialCompositions, 4 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 4 TotalNumberOfCompositions, 102 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 38, positive: 19, positive conditional: 19, positive unconditional: 0, negative: 19, negative conditional: 19, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 38, positive: 19, positive conditional: 0, positive unconditional: 19, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 38, positive: 19, positive conditional: 0, positive unconditional: 19, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 18, positive: 13, positive conditional: 0, positive unconditional: 13, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 18, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 18, negative conditional: 0, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 18, positive: 13, positive conditional: 0, positive unconditional: 13, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 51, positive: 38, positive conditional: 0, positive unconditional: 38, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 38, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 18, unknown conditional: 0, unknown unconditional: 18] , Statistics on independence cache: Total cache size (in pairs): 1143, Positive cache size: 1094, Positive conditional cache size: 0, Positive unconditional cache size: 1094, Negative cache size: 49, Negative conditional cache size: 0, Negative unconditional cache size: 49, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 147.9ms, 18 PlacesBefore, 13 PlacesAfterwards, 10 TransitionsBefore, 6 TransitionsAfterwards, 0 CoEnabledTransitionPairs, 4 FixpointIterations, 4 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 4 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1143, Positive cache size: 1094, Positive conditional cache size: 0, Positive unconditional cache size: 1094, Negative cache size: 49, Negative conditional cache size: 0, Negative unconditional cache size: 49, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 0.5ms, 13 PlacesBefore, 0 PlacesAfterwards, 0 TransitionsBefore, 0 TransitionsAfterwards, 0 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1143, Positive cache size: 1094, Positive conditional cache size: 0, Positive unconditional cache size: 1094, Negative cache size: 49, Negative conditional cache size: 0, Negative unconditional cache size: 49, Eliminated conditions: 0 - PositiveResult [Line: 684]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 91 locations, 1 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 1.8ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: SAFE, OverallTime: 5991.2ms, OverallIterations: 3, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 120.1ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 5088.2ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 6 SDtfs, 8 SDslu, 0 SDs, 0 SdLazy, 32 SolverSat, 17 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 35.6ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 24.9ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=57occurred in iteration=0, InterpolantAutomatonStates: 12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 26.8ms SsaConstructionTime, 83.9ms SatisfiabilityAnalysisTime, 159.2ms InterpolantComputationTime, 24 NumberOfCodeBlocks, 24 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 21 ConstructedInterpolants, 0 QuantifiedInterpolants, 202 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...