/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-RepeatedSemanticLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix044_rmo.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-0e22065b97d0a1f8b3904e080cebe0f05e88d2b7-0e22065 [2021-06-11 06:18:34,752 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-11 06:18:34,753 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-11 06:18:34,785 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-11 06:18:34,786 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-11 06:18:34,787 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-11 06:18:34,788 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-11 06:18:34,789 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-11 06:18:34,790 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-11 06:18:34,791 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-11 06:18:34,792 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-11 06:18:34,793 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-11 06:18:34,793 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-11 06:18:34,794 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-11 06:18:34,795 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-11 06:18:34,796 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-11 06:18:34,796 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-11 06:18:34,797 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-11 06:18:34,798 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-11 06:18:34,799 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-11 06:18:34,800 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-11 06:18:34,801 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-11 06:18:34,802 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-11 06:18:34,803 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-11 06:18:34,805 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-06-11 06:18:34,805 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-06-11 06:18:34,806 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-06-11 06:18:34,806 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-06-11 06:18:34,807 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-06-11 06:18:34,807 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-06-11 06:18:34,807 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-06-11 06:18:34,808 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-06-11 06:18:34,809 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-06-11 06:18:34,809 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-06-11 06:18:34,821 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-06-11 06:18:34,821 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-06-11 06:18:34,822 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-06-11 06:18:34,822 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-06-11 06:18:34,822 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-11 06:18:34,823 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-11 06:18:34,823 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-11 06:18:34,825 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-RepeatedSemanticLbe.epf [2021-06-11 06:18:34,853 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-11 06:18:34,853 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-11 06:18:34,854 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-11 06:18:34,854 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-11 06:18:34,855 INFO L138 SettingsManager]: * Use SBE=true [2021-06-11 06:18:34,855 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-11 06:18:34,855 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-11 06:18:34,855 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-11 06:18:34,855 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-11 06:18:34,855 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-11 06:18:34,855 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-11 06:18:34,855 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-11 06:18:34,856 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-11 06:18:34,856 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-11 06:18:34,856 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-11 06:18:34,856 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-11 06:18:34,856 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-11 06:18:34,856 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-11 06:18:34,860 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-11 06:18:34,860 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-11 06:18:34,860 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-11 06:18:34,860 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-11 06:18:34,860 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-11 06:18:34,861 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-11 06:18:34,861 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-11 06:18:34,861 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-11 06:18:34,861 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-11 06:18:34,861 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-06-11 06:18:34,862 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-06-11 06:18:34,862 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-11 06:18:35,152 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-11 06:18:35,169 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-11 06:18:35,171 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-11 06:18:35,172 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-11 06:18:35,173 INFO L275 PluginConnector]: CDTParser initialized [2021-06-11 06:18:35,174 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix044_rmo.opt.i [2021-06-11 06:18:35,230 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b4b4318b1/6c1c777159874a309b5148a7dee78a30/FLAGf789d9f00 [2021-06-11 06:18:35,722 INFO L306 CDTParser]: Found 1 translation units. [2021-06-11 06:18:35,723 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix044_rmo.opt.i [2021-06-11 06:18:35,747 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b4b4318b1/6c1c777159874a309b5148a7dee78a30/FLAGf789d9f00 [2021-06-11 06:18:36,248 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b4b4318b1/6c1c777159874a309b5148a7dee78a30 [2021-06-11 06:18:36,250 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-11 06:18:36,251 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-11 06:18:36,253 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-11 06:18:36,254 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-11 06:18:36,256 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-11 06:18:36,257 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.06 06:18:36" (1/1) ... [2021-06-11 06:18:36,258 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e3921b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 06:18:36, skipping insertion in model container [2021-06-11 06:18:36,258 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.06 06:18:36" (1/1) ... [2021-06-11 06:18:36,264 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-11 06:18:36,297 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-11 06:18:36,417 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix044_rmo.opt.i[948,961] [2021-06-11 06:18:36,597 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-11 06:18:36,604 INFO L203 MainTranslator]: Completed pre-run [2021-06-11 06:18:36,614 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix044_rmo.opt.i[948,961] [2021-06-11 06:18:36,660 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-11 06:18:36,725 INFO L208 MainTranslator]: Completed translation [2021-06-11 06:18:36,726 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 06:18:36 WrapperNode [2021-06-11 06:18:36,726 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-11 06:18:36,727 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-11 06:18:36,727 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-11 06:18:36,727 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-11 06:18:36,733 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 06:18:36" (1/1) ... [2021-06-11 06:18:36,747 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 06:18:36" (1/1) ... [2021-06-11 06:18:36,776 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-11 06:18:36,776 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-11 06:18:36,777 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-11 06:18:36,777 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-11 06:18:36,784 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 06:18:36" (1/1) ... [2021-06-11 06:18:36,785 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 06:18:36" (1/1) ... [2021-06-11 06:18:36,797 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 06:18:36" (1/1) ... [2021-06-11 06:18:36,797 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 06:18:36" (1/1) ... [2021-06-11 06:18:36,804 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 06:18:36" (1/1) ... [2021-06-11 06:18:36,807 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 06:18:36" (1/1) ... [2021-06-11 06:18:36,826 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 06:18:36" (1/1) ... [2021-06-11 06:18:36,830 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-11 06:18:36,830 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-11 06:18:36,831 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-11 06:18:36,831 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-11 06:18:36,831 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 06:18:36" (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 06:18:36,908 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-11 06:18:36,909 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-11 06:18:36,910 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-11 06:18:36,910 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-11 06:18:36,910 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-06-11 06:18:36,911 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-06-11 06:18:36,911 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-06-11 06:18:36,912 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-06-11 06:18:36,912 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-06-11 06:18:36,913 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-06-11 06:18:36,913 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-06-11 06:18:36,913 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-06-11 06:18:36,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-11 06:18:36,913 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-11 06:18:36,914 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-11 06:18:36,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-11 06:18:36,915 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 06:18:38,433 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-11 06:18:38,434 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-06-11 06:18:38,436 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.06 06:18:38 BoogieIcfgContainer [2021-06-11 06:18:38,436 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-11 06:18:38,440 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-11 06:18:38,440 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-11 06:18:38,442 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-11 06:18:38,442 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.06 06:18:36" (1/3) ... [2021-06-11 06:18:38,443 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a5b11e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.06 06:18:38, skipping insertion in model container [2021-06-11 06:18:38,443 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 06:18:36" (2/3) ... [2021-06-11 06:18:38,444 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a5b11e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.06 06:18:38, skipping insertion in model container [2021-06-11 06:18:38,444 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.06 06:18:38" (3/3) ... [2021-06-11 06:18:38,445 INFO L111 eAbstractionObserver]: Analyzing ICFG mix044_rmo.opt.i [2021-06-11 06:18:38,453 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-11 06:18:38,458 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2021-06-11 06:18:38,458 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-11 06:18:38,501 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,501 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,502 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,502 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,502 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,502 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,502 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,502 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,503 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,503 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,503 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,503 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,503 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,503 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,503 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,504 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,504 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,504 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,504 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,504 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,504 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,505 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,505 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,505 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,505 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,505 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,506 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,506 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,506 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,506 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,506 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,506 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,507 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,507 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,507 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,507 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,507 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,507 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,507 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,508 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,508 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,508 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,508 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,508 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,508 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,508 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,509 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,509 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,509 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,509 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,510 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,510 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,510 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,510 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,510 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,510 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,510 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,510 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,511 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,511 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,511 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,511 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,511 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,511 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,512 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,512 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,512 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,512 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,512 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,512 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,512 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,512 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,513 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,513 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,513 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,513 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,514 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,514 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,514 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,514 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,515 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,515 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,515 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,515 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,517 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,518 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,518 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,518 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,519 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,520 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,520 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,520 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,521 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,521 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,521 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,521 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,522 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,523 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,525 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,526 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,526 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,526 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,533 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,533 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,533 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,533 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,533 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,534 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,534 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,534 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,534 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,534 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,534 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,534 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 06:18:38,535 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-11 06:18:38,551 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-06-11 06:18:38,581 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-06-11 06:18:38,581 INFO L377 AbstractCegarLoop]: Hoare is false [2021-06-11 06:18:38,581 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-11 06:18:38,581 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-11 06:18:38,581 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-11 06:18:38,581 INFO L381 AbstractCegarLoop]: Difference is false [2021-06-11 06:18:38,581 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-11 06:18:38,581 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-06-11 06:18:38,595 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 128 places, 117 transitions, 254 flow [2021-06-11 06:18:38,647 INFO L129 PetriNetUnfolder]: 2/113 cut-off events. [2021-06-11 06:18:38,648 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-11 06:18:38,662 INFO L84 FinitePrefix]: Finished finitePrefix Result has 126 conditions, 113 events. 2/113 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 87 event pairs, 0 based on Foata normal form. 0/109 useless extension candidates. Maximal degree in co-relation 76. Up to 2 conditions per place. [2021-06-11 06:18:38,663 INFO L82 GeneralOperation]: Start removeDead. Operand has 128 places, 117 transitions, 254 flow [2021-06-11 06:18:38,667 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 124 places, 113 transitions, 238 flow [2021-06-11 06:18:38,668 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 06:18:38,682 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 124 places, 113 transitions, 238 flow [2021-06-11 06:18:38,685 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 124 places, 113 transitions, 238 flow [2021-06-11 06:18:38,690 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 124 places, 113 transitions, 238 flow [2021-06-11 06:18:38,723 INFO L129 PetriNetUnfolder]: 2/113 cut-off events. [2021-06-11 06:18:38,724 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-11 06:18:38,725 INFO L84 FinitePrefix]: Finished finitePrefix Result has 126 conditions, 113 events. 2/113 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 82 event pairs, 0 based on Foata normal form. 0/109 useless extension candidates. Maximal degree in co-relation 76. Up to 2 conditions per place. [2021-06-11 06:18:38,729 INFO L151 LiptonReduction]: Number of co-enabled transitions 2598 [2021-06-11 06:18:38,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:38,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:18:38,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:38,866 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 06:18:38,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:38,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 06:18:38,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 06:18:38,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:38,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:18:38,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:38,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:18:38,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:38,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:18:38,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:38,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:18:38,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:38,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:18:38,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:38,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:18:39,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:39,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:18:39,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:39,207 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 06:18:39,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:39,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 06:18:39,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 06:18:39,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:39,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:18:39,406 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 57 [2021-06-11 06:18:39,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:39,471 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 1] term [2021-06-11 06:18:39,471 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 06:18:39,498 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:39,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:18:39,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:39,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:18:39,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:39,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:18:39,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:39,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:18:39,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:39,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:18:39,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:39,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:18:39,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:39,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:18:39,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:39,752 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 06:18:39,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:39,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 06:18:39,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 06:18:39,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:39,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:18:39,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:39,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:18:39,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:39,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:18:39,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:39,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:18:39,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:39,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:18:40,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:40,027 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 06:18:40,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:40,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 06:18:40,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 06:18:40,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:40,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:18:40,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:40,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:18:40,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:40,241 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 06:18:40,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:40,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 06:18:40,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 06:18:40,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:40,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:18:40,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:40,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:18:40,352 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-06-11 06:18:40,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:18:40,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:40,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:18:40,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:40,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:18:40,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:40,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:18:40,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:40,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:18:40,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:40,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:18:40,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:40,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:18:40,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:40,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:18:40,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:40,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:18:40,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:40,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:18:40,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:40,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:18:40,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:40,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:18:40,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:40,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:18:40,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:40,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:18:40,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:40,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:18:41,000 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:41,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:18:41,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:41,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:18:41,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:41,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:18:41,414 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 60 [2021-06-11 06:18:41,858 WARN L205 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 86 [2021-06-11 06:18:42,026 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-06-11 06:18:42,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:42,048 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 06:18:42,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:42,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-06-11 06:18:42,058 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 06:18:42,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:42,062 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 3, 3, 2, 1] term [2021-06-11 06:18:42,062 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 06:18:42,065 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:42,068 INFO L147 QuantifierPusher]: treesize reduction 37, result has 63.0 percent of original size 63 [2021-06-11 06:18:42,069 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 06:18:42,072 INFO L142 QuantifierPusher]: treesize reduction 37, result has 76.9 percent of original size [2021-06-11 06:18:42,073 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 4, 2, 1] term [2021-06-11 06:18:42,073 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 06:18:42,076 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:42,081 INFO L147 QuantifierPusher]: treesize reduction 89, result has 36.0 percent of original size 50 [2021-06-11 06:18:42,083 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 3, 2, 4, 2, 1] term [2021-06-11 06:18:42,083 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 06:18:42,085 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:42,099 INFO L147 QuantifierPusher]: treesize reduction 154, result has 42.1 percent of original size 112 [2021-06-11 06:18:42,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:42,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:18:42,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:42,365 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 06:18:42,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:42,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 06:18:42,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 06:18:42,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:42,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:18:42,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:42,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:18:42,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:42,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:18:42,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:42,607 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 06:18:42,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:42,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 06:18:42,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 06:18:42,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:42,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:18:42,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:42,711 INFO L147 QuantifierPusher]: treesize reduction 80, result has 25.2 percent of original size 27 [2021-06-11 06:18:42,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:42,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:18:43,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:43,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:18:43,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:43,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:18:43,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:43,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:18:43,174 INFO L142 QuantifierPusher]: treesize reduction 84, result has 91.3 percent of original size [2021-06-11 06:18:43,182 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 06:18:43,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:43,186 INFO L147 QuantifierPusher]: treesize reduction 13, result has 82.4 percent of original size 61 [2021-06-11 06:18:43,188 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 06:18:43,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:43,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-06-11 06:18:43,193 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 06:18:43,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:43,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-06-11 06:18:43,198 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 06:18:43,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:43,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-06-11 06:18:43,203 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 06:18:43,205 INFO L142 QuantifierPusher]: treesize reduction 13, result has 92.7 percent of original size [2021-06-11 06:18:43,205 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 5, 2, 2, 4, 3, 2, 1] term [2021-06-11 06:18:43,206 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 06:18:43,207 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:43,208 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 5, 4, 3, 2, 1] term [2021-06-11 06:18:43,208 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 06:18:43,209 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:43,210 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 5, 2, 2, 1] term [2021-06-11 06:18:43,210 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 06:18:43,211 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:43,215 INFO L147 QuantifierPusher]: treesize reduction 185, result has 40.1 percent of original size 124 [2021-06-11 06:18:43,215 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 06:18:43,218 INFO L142 QuantifierPusher]: treesize reduction 185, result has 55.3 percent of original size [2021-06-11 06:18:43,219 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 3, 3, 4, 4, 3, 2, 1] term [2021-06-11 06:18:43,219 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 06:18:43,221 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:43,222 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 3, 4, 4, 2, 2, 1] term [2021-06-11 06:18:43,222 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 06:18:43,230 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:43,231 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 3, 3, 4, 2, 2, 1] term [2021-06-11 06:18:43,231 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 06:18:43,233 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:43,237 INFO L147 QuantifierPusher]: treesize reduction 371, result has 30.7 percent of original size 164 [2021-06-11 06:18:43,238 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 3, 4, 4, 3, 4, 3, 4, 2, 2, 1] term [2021-06-11 06:18:43,238 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 06:18:43,240 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:43,241 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 3, 4, 4, 3, 4, 3, 4, 2, 2, 1] term [2021-06-11 06:18:43,242 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 06:18:43,243 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:43,244 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 3, 4, 4, 3, 4, 3, 4, 2, 2, 1] term [2021-06-11 06:18:43,244 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 06:18:43,246 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:43,250 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 06:18:43,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:43,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-06-11 06:18:43,254 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 06:18:43,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:43,256 INFO L147 QuantifierPusher]: treesize reduction 36, result has 2.7 percent of original size 1 [2021-06-11 06:18:43,256 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 06:18:43,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:43,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:18:43,257 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 06:18:43,258 INFO L142 QuantifierPusher]: treesize reduction 38, result has 69.6 percent of original size [2021-06-11 06:18:43,261 INFO L147 QuantifierPusher]: treesize reduction 6, result has 90.2 percent of original size 55 [2021-06-11 06:18:43,270 INFO L147 QuantifierPusher]: treesize reduction 1520, result has 17.0 percent of original size 311 [2021-06-11 06:18:43,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:43,353 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 06:18:43,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:43,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 06:18:43,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 06:18:43,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:43,512 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 06:18:43,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:43,514 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 06:18:43,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:43,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 06:18:43,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 06:18:43,515 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 06:18:43,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:43,516 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 06:18:43,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:43,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-06-11 06:18:43,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-11 06:18:43,518 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 06:18:43,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:43,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-11 06:18:43,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-06-11 06:18:43,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:43,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:18:43,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:43,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:18:43,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:43,916 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 06:18:43,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:43,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 06:18:43,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 06:18:44,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:44,314 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 06:18:44,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:44,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 06:18:44,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 06:18:44,719 WARN L205 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 124 [2021-06-11 06:18:44,877 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2021-06-11 06:18:45,243 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 124 [2021-06-11 06:18:45,405 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2021-06-11 06:18:45,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:45,432 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 06:18:45,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:45,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 06:18:45,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 06:18:45,445 INFO L163 LiptonReduction]: Checked pairs total: 7147 [2021-06-11 06:18:45,445 INFO L165 LiptonReduction]: Total number of compositions: 101 [2021-06-11 06:18:45,448 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 6781 [2021-06-11 06:18:45,460 INFO L129 PetriNetUnfolder]: 0/20 cut-off events. [2021-06-11 06:18:45,460 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-11 06:18:45,460 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 06:18:45,461 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 06:18:45,461 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 06:18:45,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 06:18:45,465 INFO L82 PathProgramCache]: Analyzing trace with hash 950004456, now seen corresponding path program 1 times [2021-06-11 06:18:45,471 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 06:18:45,472 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1764408597] [2021-06-11 06:18:45,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 06:18:45,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 06:18:45,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:45,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 06:18:45,652 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 06:18:45,652 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1764408597] [2021-06-11 06:18:45,654 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 06:18:45,654 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-06-11 06:18:45,655 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [470857602] [2021-06-11 06:18:45,661 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-11 06:18:45,661 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 06:18:45,671 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-11 06:18:45,672 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-11 06:18:45,675 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 185 out of 218 [2021-06-11 06:18:45,680 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 44 places, 32 transitions, 76 flow. Second operand has 3 states, 3 states have (on average 185.66666666666666) internal successors, (557), 3 states have internal predecessors, (557), 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 06:18:45,680 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 06:18:45,680 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 185 of 218 [2021-06-11 06:18:45,681 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 06:18:45,747 INFO L129 PetriNetUnfolder]: 16/75 cut-off events. [2021-06-11 06:18:45,747 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-11 06:18:45,748 INFO L84 FinitePrefix]: Finished finitePrefix Result has 123 conditions, 75 events. 16/75 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 251 event pairs, 2 based on Foata normal form. 12/84 useless extension candidates. Maximal degree in co-relation 112. Up to 27 conditions per place. [2021-06-11 06:18:45,750 INFO L132 encePairwiseOnDemand]: 213/218 looper letters, 7 selfloop transitions, 2 changer transitions 0/32 dead transitions. [2021-06-11 06:18:45,750 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 44 places, 32 transitions, 94 flow [2021-06-11 06:18:45,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-11 06:18:45,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-06-11 06:18:45,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 569 transitions. [2021-06-11 06:18:45,768 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8700305810397554 [2021-06-11 06:18:45,769 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 569 transitions. [2021-06-11 06:18:45,769 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 569 transitions. [2021-06-11 06:18:45,773 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 06:18:45,775 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 569 transitions. [2021-06-11 06:18:45,779 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 189.66666666666666) internal successors, (569), 3 states have internal predecessors, (569), 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 06:18:45,784 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 218.0) internal successors, (872), 4 states have internal predecessors, (872), 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 06:18:45,785 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 218.0) internal successors, (872), 4 states have internal predecessors, (872), 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 06:18:45,786 INFO L185 Difference]: Start difference. First operand has 44 places, 32 transitions, 76 flow. Second operand 3 states and 569 transitions. [2021-06-11 06:18:45,787 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 44 places, 32 transitions, 94 flow [2021-06-11 06:18:45,789 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 40 places, 32 transitions, 90 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-06-11 06:18:45,791 INFO L241 Difference]: Finished difference. Result has 40 places, 29 transitions, 70 flow [2021-06-11 06:18:45,792 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=218, PETRI_DIFFERENCE_MINUEND_FLOW=66, PETRI_DIFFERENCE_MINUEND_PLACES=38, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=29, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=27, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=70, PETRI_PLACES=40, PETRI_TRANSITIONS=29} [2021-06-11 06:18:45,793 INFO L343 CegarLoopForPetriNet]: 44 programPoint places, -4 predicate places. [2021-06-11 06:18:45,793 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 06:18:45,793 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 40 places, 29 transitions, 70 flow [2021-06-11 06:18:45,793 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 40 places, 29 transitions, 70 flow [2021-06-11 06:18:45,794 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 40 places, 29 transitions, 70 flow [2021-06-11 06:18:45,798 INFO L129 PetriNetUnfolder]: 0/29 cut-off events. [2021-06-11 06:18:45,799 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-11 06:18:45,799 INFO L84 FinitePrefix]: Finished finitePrefix Result has 41 conditions, 29 events. 0/29 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 41 event pairs, 0 based on Foata normal form. 0/27 useless extension candidates. Maximal degree in co-relation 0. Up to 2 conditions per place. [2021-06-11 06:18:45,799 INFO L151 LiptonReduction]: Number of co-enabled transitions 422 [2021-06-11 06:18:46,686 WARN L205 SmtUtils]: Spent 811.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 192 [2021-06-11 06:18:46,968 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2021-06-11 06:18:48,369 WARN L205 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 317 DAG size of output: 273 [2021-06-11 06:18:48,971 WARN L205 SmtUtils]: Spent 600.00 ms on a formula simplification that was a NOOP. DAG size: 270 [2021-06-11 06:18:48,993 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:48,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:18:50,620 WARN L205 SmtUtils]: Spent 1.62 s on a formula simplification. DAG size of input: 249 DAG size of output: 208 [2021-06-11 06:18:51,155 WARN L205 SmtUtils]: Spent 534.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2021-06-11 06:18:53,521 WARN L205 SmtUtils]: Spent 2.36 s on a formula simplification. DAG size of input: 339 DAG size of output: 293 [2021-06-11 06:18:54,679 WARN L205 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 289 [2021-06-11 06:18:55,071 INFO L163 LiptonReduction]: Checked pairs total: 978 [2021-06-11 06:18:55,071 INFO L165 LiptonReduction]: Total number of compositions: 2 [2021-06-11 06:18:55,072 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 9279 [2021-06-11 06:18:55,072 INFO L480 AbstractCegarLoop]: Abstraction has has 39 places, 28 transitions, 68 flow [2021-06-11 06:18:55,073 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 185.66666666666666) internal successors, (557), 3 states have internal predecessors, (557), 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 06:18:55,073 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 06:18:55,073 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 06:18:55,073 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-06-11 06:18:55,073 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 06:18:55,073 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 06:18:55,074 INFO L82 PathProgramCache]: Analyzing trace with hash 2045488426, now seen corresponding path program 1 times [2021-06-11 06:18:55,074 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 06:18:55,074 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [832863069] [2021-06-11 06:18:55,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 06:18:55,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 06:18:55,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:55,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 06:18:55,157 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-06-11 06:18:55,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 06:18:55,173 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 06:18:55,174 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [832863069] [2021-06-11 06:18:55,174 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 06:18:55,174 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-11 06:18:55,174 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1726364984] [2021-06-11 06:18:55,175 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-11 06:18:55,175 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 06:18:55,176 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-11 06:18:55,176 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-11 06:18:55,177 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 179 out of 220 [2021-06-11 06:18:55,178 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 39 places, 28 transitions, 68 flow. Second operand has 4 states, 4 states have (on average 179.75) internal successors, (719), 4 states have internal predecessors, (719), 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 06:18:55,178 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 06:18:55,178 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 179 of 220 [2021-06-11 06:18:55,178 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 06:18:55,227 INFO L129 PetriNetUnfolder]: 1/30 cut-off events. [2021-06-11 06:18:55,227 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-11 06:18:55,227 INFO L84 FinitePrefix]: Finished finitePrefix Result has 49 conditions, 30 events. 1/30 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 50 event pairs, 0 based on Foata normal form. 0/28 useless extension candidates. Maximal degree in co-relation 40. Up to 3 conditions per place. [2021-06-11 06:18:55,228 INFO L132 encePairwiseOnDemand]: 216/220 looper letters, 1 selfloop transitions, 2 changer transitions 4/30 dead transitions. [2021-06-11 06:18:55,228 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 43 places, 30 transitions, 84 flow [2021-06-11 06:18:55,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-11 06:18:55,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-06-11 06:18:55,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 902 transitions. [2021-06-11 06:18:55,231 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.82 [2021-06-11 06:18:55,231 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 902 transitions. [2021-06-11 06:18:55,231 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 902 transitions. [2021-06-11 06:18:55,231 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 06:18:55,231 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 902 transitions. [2021-06-11 06:18:55,233 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 180.4) internal successors, (902), 5 states have internal predecessors, (902), 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 06:18:55,236 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 220.0) internal successors, (1320), 6 states have internal predecessors, (1320), 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 06:18:55,237 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 220.0) internal successors, (1320), 6 states have internal predecessors, (1320), 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 06:18:55,237 INFO L185 Difference]: Start difference. First operand has 39 places, 28 transitions, 68 flow. Second operand 5 states and 902 transitions. [2021-06-11 06:18:55,237 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 43 places, 30 transitions, 84 flow [2021-06-11 06:18:55,238 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 41 places, 30 transitions, 80 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-06-11 06:18:55,238 INFO L241 Difference]: Finished difference. Result has 42 places, 26 transitions, 68 flow [2021-06-11 06:18:55,239 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=220, PETRI_DIFFERENCE_MINUEND_FLOW=64, PETRI_DIFFERENCE_MINUEND_PLACES=37, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=28, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=26, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=68, PETRI_PLACES=42, PETRI_TRANSITIONS=26} [2021-06-11 06:18:55,239 INFO L343 CegarLoopForPetriNet]: 44 programPoint places, -2 predicate places. [2021-06-11 06:18:55,239 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 06:18:55,239 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 42 places, 26 transitions, 68 flow [2021-06-11 06:18:55,240 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 42 places, 26 transitions, 68 flow [2021-06-11 06:18:55,240 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 38 places, 26 transitions, 68 flow [2021-06-11 06:18:55,243 INFO L129 PetriNetUnfolder]: 0/26 cut-off events. [2021-06-11 06:18:55,244 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-11 06:18:55,244 INFO L84 FinitePrefix]: Finished finitePrefix Result has 41 conditions, 26 events. 0/26 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 32 event pairs, 0 based on Foata normal form. 0/26 useless extension candidates. Maximal degree in co-relation 0. Up to 3 conditions per place. [2021-06-11 06:18:55,244 INFO L151 LiptonReduction]: Number of co-enabled transitions 328 [2021-06-11 06:18:55,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:55,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:18:55,464 INFO L163 LiptonReduction]: Checked pairs total: 713 [2021-06-11 06:18:55,464 INFO L165 LiptonReduction]: Total number of compositions: 1 [2021-06-11 06:18:55,465 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 226 [2021-06-11 06:18:55,465 INFO L480 AbstractCegarLoop]: Abstraction has has 37 places, 25 transitions, 66 flow [2021-06-11 06:18:55,466 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 179.75) internal successors, (719), 4 states have internal predecessors, (719), 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 06:18:55,466 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 06:18:55,466 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 06:18:55,466 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-06-11 06:18:55,466 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 06:18:55,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 06:18:55,467 INFO L82 PathProgramCache]: Analyzing trace with hash -1014290338, now seen corresponding path program 1 times [2021-06-11 06:18:55,467 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 06:18:55,467 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1705765858] [2021-06-11 06:18:55,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 06:18:55,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 06:18:55,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:55,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 06:18:55,535 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 06:18:55,535 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1705765858] [2021-06-11 06:18:55,535 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 06:18:55,535 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-06-11 06:18:55,535 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [806366986] [2021-06-11 06:18:55,535 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-11 06:18:55,535 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 06:18:55,536 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-11 06:18:55,536 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-11 06:18:55,537 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 191 out of 221 [2021-06-11 06:18:55,537 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 37 places, 25 transitions, 66 flow. Second operand has 3 states, 3 states have (on average 191.66666666666666) internal successors, (575), 3 states have internal predecessors, (575), 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 06:18:55,538 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 06:18:55,538 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 191 of 221 [2021-06-11 06:18:55,538 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 06:18:55,550 INFO L129 PetriNetUnfolder]: 3/35 cut-off events. [2021-06-11 06:18:55,550 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-06-11 06:18:55,551 INFO L84 FinitePrefix]: Finished finitePrefix Result has 63 conditions, 35 events. 3/35 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 65 event pairs, 1 based on Foata normal form. 1/34 useless extension candidates. Maximal degree in co-relation 53. Up to 10 conditions per place. [2021-06-11 06:18:55,551 INFO L132 encePairwiseOnDemand]: 217/221 looper letters, 3 selfloop transitions, 3 changer transitions 0/27 dead transitions. [2021-06-11 06:18:55,551 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 39 places, 27 transitions, 82 flow [2021-06-11 06:18:55,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-11 06:18:55,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-06-11 06:18:55,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 580 transitions. [2021-06-11 06:18:55,553 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8748114630467572 [2021-06-11 06:18:55,553 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 580 transitions. [2021-06-11 06:18:55,554 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 580 transitions. [2021-06-11 06:18:55,554 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 06:18:55,554 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 580 transitions. [2021-06-11 06:18:55,555 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 193.33333333333334) internal successors, (580), 3 states have internal predecessors, (580), 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 06:18:55,557 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 221.0) internal successors, (884), 4 states have internal predecessors, (884), 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 06:18:55,557 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 221.0) internal successors, (884), 4 states have internal predecessors, (884), 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 06:18:55,557 INFO L185 Difference]: Start difference. First operand has 37 places, 25 transitions, 66 flow. Second operand 3 states and 580 transitions. [2021-06-11 06:18:55,557 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 39 places, 27 transitions, 82 flow [2021-06-11 06:18:55,558 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 37 places, 27 transitions, 78 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-06-11 06:18:55,558 INFO L241 Difference]: Finished difference. Result has 38 places, 27 transitions, 81 flow [2021-06-11 06:18:55,559 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=221, PETRI_DIFFERENCE_MINUEND_FLOW=62, PETRI_DIFFERENCE_MINUEND_PLACES=35, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=25, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=22, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=81, PETRI_PLACES=38, PETRI_TRANSITIONS=27} [2021-06-11 06:18:55,559 INFO L343 CegarLoopForPetriNet]: 44 programPoint places, -6 predicate places. [2021-06-11 06:18:55,559 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 06:18:55,559 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 38 places, 27 transitions, 81 flow [2021-06-11 06:18:55,559 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 38 places, 27 transitions, 81 flow [2021-06-11 06:18:55,560 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 38 places, 27 transitions, 81 flow [2021-06-11 06:18:55,564 INFO L129 PetriNetUnfolder]: 3/35 cut-off events. [2021-06-11 06:18:55,564 INFO L130 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2021-06-11 06:18:55,564 INFO L84 FinitePrefix]: Finished finitePrefix Result has 63 conditions, 35 events. 3/35 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 62 event pairs, 1 based on Foata normal form. 0/33 useless extension candidates. Maximal degree in co-relation 54. Up to 10 conditions per place. [2021-06-11 06:18:55,565 INFO L151 LiptonReduction]: Number of co-enabled transitions 354 [2021-06-11 06:18:55,567 INFO L163 LiptonReduction]: Checked pairs total: 286 [2021-06-11 06:18:55,567 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 06:18:55,567 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 8 [2021-06-11 06:18:55,567 INFO L480 AbstractCegarLoop]: Abstraction has has 38 places, 27 transitions, 81 flow [2021-06-11 06:18:55,568 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 191.66666666666666) internal successors, (575), 3 states have internal predecessors, (575), 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 06:18:55,568 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 06:18:55,568 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 06:18:55,568 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-06-11 06:18:55,568 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 06:18:55,569 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 06:18:55,569 INFO L82 PathProgramCache]: Analyzing trace with hash 1491512871, now seen corresponding path program 1 times [2021-06-11 06:18:55,569 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 06:18:55,569 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [611670457] [2021-06-11 06:18:55,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 06:18:55,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 06:18:55,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:55,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 06:18:55,688 INFO L142 QuantifierPusher]: treesize reduction 10, result has 82.5 percent of original size [2021-06-11 06:18:55,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-06-11 06:18:55,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:55,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 06:18:55,720 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 06:18:55,721 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [611670457] [2021-06-11 06:18:55,721 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 06:18:55,721 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-11 06:18:55,722 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [768564408] [2021-06-11 06:18:55,722 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-11 06:18:55,722 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 06:18:55,722 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-11 06:18:55,722 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-06-11 06:18:55,725 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 168 out of 221 [2021-06-11 06:18:55,726 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 38 places, 27 transitions, 81 flow. Second operand has 5 states, 5 states have (on average 168.8) internal successors, (844), 5 states have internal predecessors, (844), 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 06:18:55,726 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 06:18:55,726 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 168 of 221 [2021-06-11 06:18:55,726 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 06:18:55,802 INFO L129 PetriNetUnfolder]: 37/111 cut-off events. [2021-06-11 06:18:55,802 INFO L130 PetriNetUnfolder]: For 30/30 co-relation queries the response was YES. [2021-06-11 06:18:55,804 INFO L84 FinitePrefix]: Finished finitePrefix Result has 236 conditions, 111 events. 37/111 cut-off events. For 30/30 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 376 event pairs, 22 based on Foata normal form. 1/102 useless extension candidates. Maximal degree in co-relation 225. Up to 55 conditions per place. [2021-06-11 06:18:55,807 INFO L132 encePairwiseOnDemand]: 216/221 looper letters, 8 selfloop transitions, 5 changer transitions 0/33 dead transitions. [2021-06-11 06:18:55,807 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 41 places, 33 transitions, 120 flow [2021-06-11 06:18:55,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-11 06:18:55,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-06-11 06:18:55,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 686 transitions. [2021-06-11 06:18:55,810 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7760180995475113 [2021-06-11 06:18:55,810 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 686 transitions. [2021-06-11 06:18:55,810 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 686 transitions. [2021-06-11 06:18:55,811 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 06:18:55,811 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 686 transitions. [2021-06-11 06:18:55,813 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 171.5) internal successors, (686), 4 states have internal predecessors, (686), 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 06:18:55,814 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 221.0) internal successors, (1105), 5 states have internal predecessors, (1105), 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 06:18:55,815 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 221.0) internal successors, (1105), 5 states have internal predecessors, (1105), 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 06:18:55,815 INFO L185 Difference]: Start difference. First operand has 38 places, 27 transitions, 81 flow. Second operand 4 states and 686 transitions. [2021-06-11 06:18:55,815 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 41 places, 33 transitions, 120 flow [2021-06-11 06:18:55,816 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 40 places, 33 transitions, 117 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-06-11 06:18:55,857 INFO L241 Difference]: Finished difference. Result has 42 places, 31 transitions, 111 flow [2021-06-11 06:18:55,857 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=221, PETRI_DIFFERENCE_MINUEND_FLOW=78, PETRI_DIFFERENCE_MINUEND_PLACES=37, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=27, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=23, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=111, PETRI_PLACES=42, PETRI_TRANSITIONS=31} [2021-06-11 06:18:55,857 INFO L343 CegarLoopForPetriNet]: 44 programPoint places, -2 predicate places. [2021-06-11 06:18:55,858 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 06:18:55,858 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 42 places, 31 transitions, 111 flow [2021-06-11 06:18:55,858 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 42 places, 31 transitions, 111 flow [2021-06-11 06:18:55,858 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 42 places, 31 transitions, 111 flow [2021-06-11 06:18:55,872 INFO L129 PetriNetUnfolder]: 9/55 cut-off events. [2021-06-11 06:18:55,872 INFO L130 PetriNetUnfolder]: For 29/32 co-relation queries the response was YES. [2021-06-11 06:18:55,872 INFO L84 FinitePrefix]: Finished finitePrefix Result has 121 conditions, 55 events. 9/55 cut-off events. For 29/32 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 165 event pairs, 4 based on Foata normal form. 1/50 useless extension candidates. Maximal degree in co-relation 109. Up to 18 conditions per place. [2021-06-11 06:18:55,873 INFO L151 LiptonReduction]: Number of co-enabled transitions 428 [2021-06-11 06:18:55,909 INFO L163 LiptonReduction]: Checked pairs total: 267 [2021-06-11 06:18:55,909 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 06:18:55,909 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 51 [2021-06-11 06:18:55,910 INFO L480 AbstractCegarLoop]: Abstraction has has 42 places, 31 transitions, 111 flow [2021-06-11 06:18:55,910 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 168.8) internal successors, (844), 5 states have internal predecessors, (844), 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 06:18:55,910 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 06:18:55,911 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 06:18:55,911 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-06-11 06:18:55,911 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 06:18:55,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 06:18:55,911 INFO L82 PathProgramCache]: Analyzing trace with hash 1325283657, now seen corresponding path program 1 times [2021-06-11 06:18:55,911 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 06:18:55,911 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1865966523] [2021-06-11 06:18:55,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 06:18:55,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 06:18:56,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:56,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 06:18:56,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:56,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 06:18:56,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:56,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 06:18:56,041 INFO L142 QuantifierPusher]: treesize reduction 10, result has 81.5 percent of original size [2021-06-11 06:18:56,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-06-11 06:18:56,056 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 06:18:56,056 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1865966523] [2021-06-11 06:18:56,056 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 06:18:56,057 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-11 06:18:56,057 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1346261406] [2021-06-11 06:18:56,057 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-11 06:18:56,057 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 06:18:56,058 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-11 06:18:56,058 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-06-11 06:18:56,065 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 168 out of 221 [2021-06-11 06:18:56,066 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 42 places, 31 transitions, 111 flow. Second operand has 6 states, 6 states have (on average 168.83333333333334) internal successors, (1013), 6 states have internal predecessors, (1013), 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 06:18:56,066 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 06:18:56,066 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 168 of 221 [2021-06-11 06:18:56,066 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 06:18:56,151 INFO L129 PetriNetUnfolder]: 40/112 cut-off events. [2021-06-11 06:18:56,151 INFO L130 PetriNetUnfolder]: For 73/73 co-relation queries the response was YES. [2021-06-11 06:18:56,151 INFO L84 FinitePrefix]: Finished finitePrefix Result has 292 conditions, 112 events. 40/112 cut-off events. For 73/73 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 364 event pairs, 11 based on Foata normal form. 1/103 useless extension candidates. Maximal degree in co-relation 278. Up to 54 conditions per place. [2021-06-11 06:18:56,152 INFO L132 encePairwiseOnDemand]: 215/221 looper letters, 10 selfloop transitions, 8 changer transitions 0/38 dead transitions. [2021-06-11 06:18:56,152 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 46 places, 38 transitions, 166 flow [2021-06-11 06:18:56,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-11 06:18:56,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-06-11 06:18:56,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 856 transitions. [2021-06-11 06:18:56,156 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7746606334841629 [2021-06-11 06:18:56,156 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 856 transitions. [2021-06-11 06:18:56,156 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 856 transitions. [2021-06-11 06:18:56,156 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 06:18:56,156 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 856 transitions. [2021-06-11 06:18:56,159 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 171.2) internal successors, (856), 5 states have internal predecessors, (856), 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 06:18:56,161 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 221.0) internal successors, (1326), 6 states have internal predecessors, (1326), 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 06:18:56,161 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 221.0) internal successors, (1326), 6 states have internal predecessors, (1326), 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 06:18:56,161 INFO L185 Difference]: Start difference. First operand has 42 places, 31 transitions, 111 flow. Second operand 5 states and 856 transitions. [2021-06-11 06:18:56,161 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 46 places, 38 transitions, 166 flow [2021-06-11 06:18:56,163 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 46 places, 38 transitions, 166 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-06-11 06:18:56,164 INFO L241 Difference]: Finished difference. Result has 47 places, 35 transitions, 149 flow [2021-06-11 06:18:56,164 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=221, PETRI_DIFFERENCE_MINUEND_FLOW=111, PETRI_DIFFERENCE_MINUEND_PLACES=42, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=31, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=25, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=149, PETRI_PLACES=47, PETRI_TRANSITIONS=35} [2021-06-11 06:18:56,164 INFO L343 CegarLoopForPetriNet]: 44 programPoint places, 3 predicate places. [2021-06-11 06:18:56,164 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 06:18:56,164 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 47 places, 35 transitions, 149 flow [2021-06-11 06:18:56,164 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 47 places, 35 transitions, 149 flow [2021-06-11 06:18:56,165 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 47 places, 35 transitions, 149 flow [2021-06-11 06:18:56,175 INFO L129 PetriNetUnfolder]: 20/81 cut-off events. [2021-06-11 06:18:56,175 INFO L130 PetriNetUnfolder]: For 80/84 co-relation queries the response was YES. [2021-06-11 06:18:56,176 INFO L84 FinitePrefix]: Finished finitePrefix Result has 212 conditions, 81 events. 20/81 cut-off events. For 80/84 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 277 event pairs, 7 based on Foata normal form. 2/73 useless extension candidates. Maximal degree in co-relation 197. Up to 30 conditions per place. [2021-06-11 06:18:56,177 INFO L151 LiptonReduction]: Number of co-enabled transitions 508 [2021-06-11 06:18:56,180 INFO L163 LiptonReduction]: Checked pairs total: 279 [2021-06-11 06:18:56,180 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 06:18:56,180 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 16 [2021-06-11 06:18:56,181 INFO L480 AbstractCegarLoop]: Abstraction has has 47 places, 35 transitions, 149 flow [2021-06-11 06:18:56,181 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 168.83333333333334) internal successors, (1013), 6 states have internal predecessors, (1013), 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 06:18:56,181 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 06:18:56,181 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 06:18:56,181 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-06-11 06:18:56,181 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 06:18:56,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 06:18:56,182 INFO L82 PathProgramCache]: Analyzing trace with hash 1236709445, now seen corresponding path program 2 times [2021-06-11 06:18:56,182 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 06:18:56,182 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2025776864] [2021-06-11 06:18:56,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 06:18:56,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 06:18:56,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:56,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 06:18:56,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:56,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 06:18:56,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:56,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 06:18:56,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:56,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 06:18:56,264 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 06:18:56,264 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2025776864] [2021-06-11 06:18:56,264 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 06:18:56,264 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-11 06:18:56,264 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [81587073] [2021-06-11 06:18:56,264 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-11 06:18:56,265 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 06:18:56,265 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-11 06:18:56,265 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-06-11 06:18:56,266 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 169 out of 221 [2021-06-11 06:18:56,267 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 47 places, 35 transitions, 149 flow. Second operand has 6 states, 6 states have (on average 169.83333333333334) internal successors, (1019), 6 states have internal predecessors, (1019), 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 06:18:56,267 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 06:18:56,267 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 169 of 221 [2021-06-11 06:18:56,267 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 06:18:56,352 INFO L129 PetriNetUnfolder]: 35/111 cut-off events. [2021-06-11 06:18:56,352 INFO L130 PetriNetUnfolder]: For 128/128 co-relation queries the response was YES. [2021-06-11 06:18:56,353 INFO L84 FinitePrefix]: Finished finitePrefix Result has 325 conditions, 111 events. 35/111 cut-off events. For 128/128 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 400 event pairs, 7 based on Foata normal form. 2/105 useless extension candidates. Maximal degree in co-relation 308. Up to 43 conditions per place. [2021-06-11 06:18:56,354 INFO L132 encePairwiseOnDemand]: 215/221 looper letters, 8 selfloop transitions, 12 changer transitions 0/40 dead transitions. [2021-06-11 06:18:56,354 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 52 places, 40 transitions, 205 flow [2021-06-11 06:18:56,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-11 06:18:56,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-06-11 06:18:56,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1030 transitions. [2021-06-11 06:18:56,357 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7767722473604827 [2021-06-11 06:18:56,357 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1030 transitions. [2021-06-11 06:18:56,357 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1030 transitions. [2021-06-11 06:18:56,358 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 06:18:56,358 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1030 transitions. [2021-06-11 06:18:56,360 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 171.66666666666666) internal successors, (1030), 6 states have internal predecessors, (1030), 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 06:18:56,362 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 221.0) internal successors, (1547), 7 states have internal predecessors, (1547), 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 06:18:56,362 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 221.0) internal successors, (1547), 7 states have internal predecessors, (1547), 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 06:18:56,362 INFO L185 Difference]: Start difference. First operand has 47 places, 35 transitions, 149 flow. Second operand 6 states and 1030 transitions. [2021-06-11 06:18:56,363 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 52 places, 40 transitions, 205 flow [2021-06-11 06:18:56,364 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 52 places, 40 transitions, 201 flow, removed 2 selfloop flow, removed 0 redundant places. [2021-06-11 06:18:56,365 INFO L241 Difference]: Finished difference. Result has 53 places, 37 transitions, 192 flow [2021-06-11 06:18:56,365 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=221, PETRI_DIFFERENCE_MINUEND_FLOW=145, PETRI_DIFFERENCE_MINUEND_PLACES=47, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=35, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=23, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=192, PETRI_PLACES=53, PETRI_TRANSITIONS=37} [2021-06-11 06:18:56,365 INFO L343 CegarLoopForPetriNet]: 44 programPoint places, 9 predicate places. [2021-06-11 06:18:56,365 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 06:18:56,365 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 53 places, 37 transitions, 192 flow [2021-06-11 06:18:56,366 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 53 places, 37 transitions, 192 flow [2021-06-11 06:18:56,366 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 53 places, 37 transitions, 192 flow [2021-06-11 06:18:56,376 INFO L129 PetriNetUnfolder]: 18/77 cut-off events. [2021-06-11 06:18:56,376 INFO L130 PetriNetUnfolder]: For 120/124 co-relation queries the response was YES. [2021-06-11 06:18:56,377 INFO L84 FinitePrefix]: Finished finitePrefix Result has 237 conditions, 77 events. 18/77 cut-off events. For 120/124 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 272 event pairs, 5 based on Foata normal form. 2/71 useless extension candidates. Maximal degree in co-relation 219. Up to 26 conditions per place. [2021-06-11 06:18:56,378 INFO L151 LiptonReduction]: Number of co-enabled transitions 544 [2021-06-11 06:18:56,406 INFO L163 LiptonReduction]: Checked pairs total: 309 [2021-06-11 06:18:56,406 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 06:18:56,406 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 41 [2021-06-11 06:18:56,407 INFO L480 AbstractCegarLoop]: Abstraction has has 53 places, 37 transitions, 192 flow [2021-06-11 06:18:56,407 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 169.83333333333334) internal successors, (1019), 6 states have internal predecessors, (1019), 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 06:18:56,407 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 06:18:56,407 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 06:18:56,407 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-06-11 06:18:56,408 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 06:18:56,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 06:18:56,408 INFO L82 PathProgramCache]: Analyzing trace with hash 301403702, now seen corresponding path program 1 times [2021-06-11 06:18:56,408 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 06:18:56,408 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1464494071] [2021-06-11 06:18:56,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 06:18:56,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 06:18:56,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:56,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 06:18:56,502 INFO L142 QuantifierPusher]: treesize reduction 11, result has 54.2 percent of original size [2021-06-11 06:18:56,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 06:18:56,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:56,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:18:56,514 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 06:18:56,514 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1464494071] [2021-06-11 06:18:56,514 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 06:18:56,514 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-11 06:18:56,514 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2076486816] [2021-06-11 06:18:56,515 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-11 06:18:56,515 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 06:18:56,515 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-11 06:18:56,515 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-11 06:18:56,516 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 180 out of 221 [2021-06-11 06:18:56,517 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 53 places, 37 transitions, 192 flow. Second operand has 4 states, 4 states have (on average 180.75) internal successors, (723), 4 states have internal predecessors, (723), 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 06:18:56,517 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 06:18:56,517 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 180 of 221 [2021-06-11 06:18:56,517 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 06:18:56,622 INFO L129 PetriNetUnfolder]: 280/533 cut-off events. [2021-06-11 06:18:56,622 INFO L130 PetriNetUnfolder]: For 747/880 co-relation queries the response was YES. [2021-06-11 06:18:56,625 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1416 conditions, 533 events. 280/533 cut-off events. For 747/880 co-relation queries the response was YES. Maximal size of possible extension queue 111. Compared 3259 event pairs, 133 based on Foata normal form. 35/455 useless extension candidates. Maximal degree in co-relation 1396. Up to 291 conditions per place. [2021-06-11 06:18:56,628 INFO L132 encePairwiseOnDemand]: 214/221 looper letters, 10 selfloop transitions, 10 changer transitions 0/50 dead transitions. [2021-06-11 06:18:56,628 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 57 places, 50 transitions, 258 flow [2021-06-11 06:18:56,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-11 06:18:56,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-06-11 06:18:56,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 922 transitions. [2021-06-11 06:18:56,631 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8343891402714932 [2021-06-11 06:18:56,631 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 922 transitions. [2021-06-11 06:18:56,631 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 922 transitions. [2021-06-11 06:18:56,631 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 06:18:56,631 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 922 transitions. [2021-06-11 06:18:56,633 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 184.4) internal successors, (922), 5 states have internal predecessors, (922), 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 06:18:56,635 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 221.0) internal successors, (1326), 6 states have internal predecessors, (1326), 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 06:18:56,636 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 221.0) internal successors, (1326), 6 states have internal predecessors, (1326), 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 06:18:56,636 INFO L185 Difference]: Start difference. First operand has 53 places, 37 transitions, 192 flow. Second operand 5 states and 922 transitions. [2021-06-11 06:18:56,636 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 57 places, 50 transitions, 258 flow [2021-06-11 06:18:56,640 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 54 places, 50 transitions, 243 flow, removed 3 selfloop flow, removed 3 redundant places. [2021-06-11 06:18:56,641 INFO L241 Difference]: Finished difference. Result has 57 places, 46 transitions, 252 flow [2021-06-11 06:18:56,641 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=221, PETRI_DIFFERENCE_MINUEND_FLOW=177, PETRI_DIFFERENCE_MINUEND_PLACES=50, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=37, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=31, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=252, PETRI_PLACES=57, PETRI_TRANSITIONS=46} [2021-06-11 06:18:56,641 INFO L343 CegarLoopForPetriNet]: 44 programPoint places, 13 predicate places. [2021-06-11 06:18:56,641 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 06:18:56,641 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 57 places, 46 transitions, 252 flow [2021-06-11 06:18:56,642 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 57 places, 46 transitions, 252 flow [2021-06-11 06:18:56,642 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 57 places, 46 transitions, 252 flow [2021-06-11 06:18:56,697 INFO L129 PetriNetUnfolder]: 253/490 cut-off events. [2021-06-11 06:18:56,698 INFO L130 PetriNetUnfolder]: For 686/882 co-relation queries the response was YES. [2021-06-11 06:18:56,701 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1536 conditions, 490 events. 253/490 cut-off events. For 686/882 co-relation queries the response was YES. Maximal size of possible extension queue 102. Compared 2914 event pairs, 111 based on Foata normal form. 1/391 useless extension candidates. Maximal degree in co-relation 1515. Up to 271 conditions per place. [2021-06-11 06:18:56,707 INFO L151 LiptonReduction]: Number of co-enabled transitions 800 [2021-06-11 06:18:56,713 INFO L163 LiptonReduction]: Checked pairs total: 343 [2021-06-11 06:18:56,713 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 06:18:56,713 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 72 [2021-06-11 06:18:56,714 INFO L480 AbstractCegarLoop]: Abstraction has has 57 places, 46 transitions, 252 flow [2021-06-11 06:18:56,714 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 180.75) internal successors, (723), 4 states have internal predecessors, (723), 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 06:18:56,714 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 06:18:56,714 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 06:18:56,714 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-06-11 06:18:56,714 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 06:18:56,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 06:18:56,715 INFO L82 PathProgramCache]: Analyzing trace with hash 1397887740, now seen corresponding path program 1 times [2021-06-11 06:18:56,715 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 06:18:56,715 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1003245203] [2021-06-11 06:18:56,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 06:18:56,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 06:18:56,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:56,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 06:18:56,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:56,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 06:18:56,786 INFO L142 QuantifierPusher]: treesize reduction 11, result has 54.2 percent of original size [2021-06-11 06:18:56,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 06:18:56,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:56,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:18:56,799 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 06:18:56,799 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1003245203] [2021-06-11 06:18:56,799 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 06:18:56,799 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-11 06:18:56,799 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [485637699] [2021-06-11 06:18:56,799 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-11 06:18:56,800 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 06:18:56,800 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-11 06:18:56,800 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-06-11 06:18:56,801 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 180 out of 221 [2021-06-11 06:18:56,802 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 57 places, 46 transitions, 252 flow. Second operand has 5 states, 5 states have (on average 180.8) internal successors, (904), 5 states have internal predecessors, (904), 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 06:18:56,802 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 06:18:56,802 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 180 of 221 [2021-06-11 06:18:56,802 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 06:18:56,914 INFO L129 PetriNetUnfolder]: 206/435 cut-off events. [2021-06-11 06:18:56,914 INFO L130 PetriNetUnfolder]: For 654/1188 co-relation queries the response was YES. [2021-06-11 06:18:56,917 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1669 conditions, 435 events. 206/435 cut-off events. For 654/1188 co-relation queries the response was YES. Maximal size of possible extension queue 79. Compared 2560 event pairs, 37 based on Foata normal form. 82/440 useless extension candidates. Maximal degree in co-relation 1646. Up to 297 conditions per place. [2021-06-11 06:18:56,919 INFO L132 encePairwiseOnDemand]: 214/221 looper letters, 10 selfloop transitions, 19 changer transitions 0/59 dead transitions. [2021-06-11 06:18:56,919 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 63 places, 59 transitions, 386 flow [2021-06-11 06:18:56,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-11 06:18:56,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-06-11 06:18:56,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1291 transitions. [2021-06-11 06:18:56,923 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8345184227537169 [2021-06-11 06:18:56,923 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1291 transitions. [2021-06-11 06:18:56,923 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1291 transitions. [2021-06-11 06:18:56,924 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 06:18:56,924 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1291 transitions. [2021-06-11 06:18:56,927 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 184.42857142857142) internal successors, (1291), 7 states have internal predecessors, (1291), 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 06:18:56,929 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 221.0) internal successors, (1768), 8 states have internal predecessors, (1768), 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 06:18:56,929 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 221.0) internal successors, (1768), 8 states have internal predecessors, (1768), 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 06:18:56,930 INFO L185 Difference]: Start difference. First operand has 57 places, 46 transitions, 252 flow. Second operand 7 states and 1291 transitions. [2021-06-11 06:18:56,930 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 63 places, 59 transitions, 386 flow [2021-06-11 06:18:56,933 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 62 places, 59 transitions, 381 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-06-11 06:18:56,936 INFO L241 Difference]: Finished difference. Result has 65 places, 55 transitions, 381 flow [2021-06-11 06:18:56,937 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=221, PETRI_DIFFERENCE_MINUEND_FLOW=247, PETRI_DIFFERENCE_MINUEND_PLACES=56, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=46, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=31, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=381, PETRI_PLACES=65, PETRI_TRANSITIONS=55} [2021-06-11 06:18:56,937 INFO L343 CegarLoopForPetriNet]: 44 programPoint places, 21 predicate places. [2021-06-11 06:18:56,937 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 06:18:56,937 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 65 places, 55 transitions, 381 flow [2021-06-11 06:18:56,937 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 65 places, 55 transitions, 381 flow [2021-06-11 06:18:56,938 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 65 places, 55 transitions, 381 flow [2021-06-11 06:18:56,980 INFO L129 PetriNetUnfolder]: 186/387 cut-off events. [2021-06-11 06:18:56,981 INFO L130 PetriNetUnfolder]: For 1164/1586 co-relation queries the response was YES. [2021-06-11 06:18:56,983 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1736 conditions, 387 events. 186/387 cut-off events. For 1164/1586 co-relation queries the response was YES. Maximal size of possible extension queue 62. Compared 2219 event pairs, 32 based on Foata normal form. 3/329 useless extension candidates. Maximal degree in co-relation 1711. Up to 257 conditions per place. [2021-06-11 06:18:56,987 INFO L151 LiptonReduction]: Number of co-enabled transitions 1032 [2021-06-11 06:18:56,994 INFO L163 LiptonReduction]: Checked pairs total: 511 [2021-06-11 06:18:56,995 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 06:18:56,995 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 58 [2021-06-11 06:18:56,995 INFO L480 AbstractCegarLoop]: Abstraction has has 65 places, 55 transitions, 381 flow [2021-06-11 06:18:56,996 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 180.8) internal successors, (904), 5 states have internal predecessors, (904), 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 06:18:56,996 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 06:18:56,996 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 06:18:56,996 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-06-11 06:18:56,996 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 06:18:56,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 06:18:56,997 INFO L82 PathProgramCache]: Analyzing trace with hash 1481946174, now seen corresponding path program 1 times [2021-06-11 06:18:56,997 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 06:18:56,997 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1318280846] [2021-06-11 06:18:56,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 06:18:57,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 06:18:57,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:57,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:18:57,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:57,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 06:18:57,080 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 06:18:57,080 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1318280846] [2021-06-11 06:18:57,081 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 06:18:57,081 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-11 06:18:57,081 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [440850712] [2021-06-11 06:18:57,081 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-11 06:18:57,081 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 06:18:57,081 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-11 06:18:57,081 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-11 06:18:57,082 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 191 out of 221 [2021-06-11 06:18:57,083 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 65 places, 55 transitions, 381 flow. Second operand has 3 states, 3 states have (on average 192.0) internal successors, (576), 3 states have internal predecessors, (576), 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 06:18:57,083 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 06:18:57,083 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 191 of 221 [2021-06-11 06:18:57,083 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 06:18:57,155 INFO L129 PetriNetUnfolder]: 300/597 cut-off events. [2021-06-11 06:18:57,155 INFO L130 PetriNetUnfolder]: For 2337/3607 co-relation queries the response was YES. [2021-06-11 06:18:57,159 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2806 conditions, 597 events. 300/597 cut-off events. For 2337/3607 co-relation queries the response was YES. Maximal size of possible extension queue 115. Compared 3584 event pairs, 52 based on Foata normal form. 25/503 useless extension candidates. Maximal degree in co-relation 2779. Up to 462 conditions per place. [2021-06-11 06:18:57,162 INFO L132 encePairwiseOnDemand]: 218/221 looper letters, 3 selfloop transitions, 3 changer transitions 0/55 dead transitions. [2021-06-11 06:18:57,162 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 67 places, 55 transitions, 393 flow [2021-06-11 06:18:57,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-11 06:18:57,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-06-11 06:18:57,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 579 transitions. [2021-06-11 06:18:57,164 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8733031674208145 [2021-06-11 06:18:57,164 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 579 transitions. [2021-06-11 06:18:57,165 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 579 transitions. [2021-06-11 06:18:57,165 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 06:18:57,165 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 579 transitions. [2021-06-11 06:18:57,166 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 193.0) internal successors, (579), 3 states have internal predecessors, (579), 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 06:18:57,167 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 221.0) internal successors, (884), 4 states have internal predecessors, (884), 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 06:18:57,168 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 221.0) internal successors, (884), 4 states have internal predecessors, (884), 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 06:18:57,168 INFO L185 Difference]: Start difference. First operand has 65 places, 55 transitions, 381 flow. Second operand 3 states and 579 transitions. [2021-06-11 06:18:57,168 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 67 places, 55 transitions, 393 flow [2021-06-11 06:18:57,173 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 64 places, 55 transitions, 343 flow, removed 17 selfloop flow, removed 3 redundant places. [2021-06-11 06:18:57,174 INFO L241 Difference]: Finished difference. Result has 65 places, 55 transitions, 342 flow [2021-06-11 06:18:57,174 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=221, PETRI_DIFFERENCE_MINUEND_FLOW=331, PETRI_DIFFERENCE_MINUEND_PLACES=62, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=55, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=52, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=342, PETRI_PLACES=65, PETRI_TRANSITIONS=55} [2021-06-11 06:18:57,174 INFO L343 CegarLoopForPetriNet]: 44 programPoint places, 21 predicate places. [2021-06-11 06:18:57,174 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 06:18:57,175 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 65 places, 55 transitions, 342 flow [2021-06-11 06:18:57,175 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 65 places, 55 transitions, 342 flow [2021-06-11 06:18:57,175 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 65 places, 55 transitions, 342 flow [2021-06-11 06:18:57,225 INFO L129 PetriNetUnfolder]: 263/529 cut-off events. [2021-06-11 06:18:57,225 INFO L130 PetriNetUnfolder]: For 1800/1950 co-relation queries the response was YES. [2021-06-11 06:18:57,228 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2199 conditions, 529 events. 263/529 cut-off events. For 1800/1950 co-relation queries the response was YES. Maximal size of possible extension queue 95. Compared 3226 event pairs, 47 based on Foata normal form. 4/442 useless extension candidates. Maximal degree in co-relation 2174. Up to 344 conditions per place. [2021-06-11 06:18:57,234 INFO L151 LiptonReduction]: Number of co-enabled transitions 1032 [2021-06-11 06:18:57,240 INFO L163 LiptonReduction]: Checked pairs total: 511 [2021-06-11 06:18:57,240 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 06:18:57,240 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 66 [2021-06-11 06:18:57,240 INFO L480 AbstractCegarLoop]: Abstraction has has 65 places, 55 transitions, 342 flow [2021-06-11 06:18:57,241 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 192.0) internal successors, (576), 3 states have internal predecessors, (576), 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 06:18:57,241 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 06:18:57,241 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 06:18:57,241 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-06-11 06:18:57,241 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 06:18:57,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 06:18:57,241 INFO L82 PathProgramCache]: Analyzing trace with hash -1766671829, now seen corresponding path program 1 times [2021-06-11 06:18:57,242 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 06:18:57,242 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [812042359] [2021-06-11 06:18:57,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 06:18:57,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 06:18:57,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:57,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 06:18:57,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:57,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 06:18:57,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:57,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 06:18:57,294 INFO L142 QuantifierPusher]: treesize reduction 11, result has 54.2 percent of original size [2021-06-11 06:18:57,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 06:18:57,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:57,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:18:57,303 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 06:18:57,304 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [812042359] [2021-06-11 06:18:57,304 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 06:18:57,304 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-11 06:18:57,304 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [827545190] [2021-06-11 06:18:57,304 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-11 06:18:57,304 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 06:18:57,304 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-11 06:18:57,304 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-06-11 06:18:57,305 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 180 out of 221 [2021-06-11 06:18:57,306 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 65 places, 55 transitions, 342 flow. Second operand has 6 states, 6 states have (on average 180.83333333333334) internal successors, (1085), 6 states have internal predecessors, (1085), 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 06:18:57,306 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 06:18:57,306 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 180 of 221 [2021-06-11 06:18:57,306 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 06:18:57,438 INFO L129 PetriNetUnfolder]: 230/486 cut-off events. [2021-06-11 06:18:57,438 INFO L130 PetriNetUnfolder]: For 1979/3483 co-relation queries the response was YES. [2021-06-11 06:18:57,441 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2373 conditions, 486 events. 230/486 cut-off events. For 1979/3483 co-relation queries the response was YES. Maximal size of possible extension queue 107. Compared 2821 event pairs, 6 based on Foata normal form. 128/510 useless extension candidates. Maximal degree in co-relation 2346. Up to 327 conditions per place. [2021-06-11 06:18:57,443 INFO L132 encePairwiseOnDemand]: 214/221 looper letters, 6 selfloop transitions, 28 changer transitions 4/68 dead transitions. [2021-06-11 06:18:57,444 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 73 places, 68 transitions, 544 flow [2021-06-11 06:18:57,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-11 06:18:57,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-06-11 06:18:57,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1660 transitions. [2021-06-11 06:18:57,447 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8345902463549523 [2021-06-11 06:18:57,448 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1660 transitions. [2021-06-11 06:18:57,448 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1660 transitions. [2021-06-11 06:18:57,449 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 06:18:57,449 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1660 transitions. [2021-06-11 06:18:57,451 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 184.44444444444446) internal successors, (1660), 9 states have internal predecessors, (1660), 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 06:18:57,454 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 221.0) internal successors, (2210), 10 states have internal predecessors, (2210), 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 06:18:57,455 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 221.0) internal successors, (2210), 10 states have internal predecessors, (2210), 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 06:18:57,455 INFO L185 Difference]: Start difference. First operand has 65 places, 55 transitions, 342 flow. Second operand 9 states and 1660 transitions. [2021-06-11 06:18:57,455 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 73 places, 68 transitions, 544 flow [2021-06-11 06:18:57,460 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 72 places, 68 transitions, 539 flow, removed 1 selfloop flow, removed 1 redundant places. [2021-06-11 06:18:57,461 INFO L241 Difference]: Finished difference. Result has 75 places, 64 transitions, 515 flow [2021-06-11 06:18:57,461 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=221, PETRI_DIFFERENCE_MINUEND_FLOW=337, PETRI_DIFFERENCE_MINUEND_PLACES=64, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=55, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=23, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=31, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=515, PETRI_PLACES=75, PETRI_TRANSITIONS=64} [2021-06-11 06:18:57,461 INFO L343 CegarLoopForPetriNet]: 44 programPoint places, 31 predicate places. [2021-06-11 06:18:57,461 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 06:18:57,461 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 75 places, 64 transitions, 515 flow [2021-06-11 06:18:57,462 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 75 places, 64 transitions, 515 flow [2021-06-11 06:18:57,462 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 75 places, 64 transitions, 515 flow [2021-06-11 06:18:57,501 INFO L129 PetriNetUnfolder]: 184/404 cut-off events. [2021-06-11 06:18:57,501 INFO L130 PetriNetUnfolder]: For 2164/2354 co-relation queries the response was YES. [2021-06-11 06:18:57,503 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2126 conditions, 404 events. 184/404 cut-off events. For 2164/2354 co-relation queries the response was YES. Maximal size of possible extension queue 88. Compared 2454 event pairs, 5 based on Foata normal form. 2/329 useless extension candidates. Maximal degree in co-relation 2097. Up to 261 conditions per place. [2021-06-11 06:18:57,508 INFO L151 LiptonReduction]: Number of co-enabled transitions 1098 [2021-06-11 06:18:57,517 INFO L163 LiptonReduction]: Checked pairs total: 659 [2021-06-11 06:18:57,517 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 06:18:57,517 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 56 [2021-06-11 06:18:57,518 INFO L480 AbstractCegarLoop]: Abstraction has has 75 places, 64 transitions, 515 flow [2021-06-11 06:18:57,518 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 180.83333333333334) internal successors, (1085), 6 states have internal predecessors, (1085), 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 06:18:57,518 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 06:18:57,518 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 06:18:57,518 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-06-11 06:18:57,519 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 06:18:57,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 06:18:57,519 INFO L82 PathProgramCache]: Analyzing trace with hash 1098796876, now seen corresponding path program 1 times [2021-06-11 06:18:57,519 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 06:18:57,519 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [393318561] [2021-06-11 06:18:57,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 06:18:57,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 06:18:57,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:57,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:18:57,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:57,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 06:18:57,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:57,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 06:18:57,586 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 06:18:57,586 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [393318561] [2021-06-11 06:18:57,586 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 06:18:57,587 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-11 06:18:57,587 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [897487299] [2021-06-11 06:18:57,587 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-11 06:18:57,587 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 06:18:57,587 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-11 06:18:57,587 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-11 06:18:57,588 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 189 out of 221 [2021-06-11 06:18:57,589 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 75 places, 64 transitions, 515 flow. Second operand has 4 states, 4 states have (on average 190.0) internal successors, (760), 4 states have internal predecessors, (760), 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 06:18:57,589 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 06:18:57,589 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 189 of 221 [2021-06-11 06:18:57,589 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 06:18:57,691 INFO L129 PetriNetUnfolder]: 394/850 cut-off events. [2021-06-11 06:18:57,691 INFO L130 PetriNetUnfolder]: For 5345/6186 co-relation queries the response was YES. [2021-06-11 06:18:57,697 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4491 conditions, 850 events. 394/850 cut-off events. For 5345/6186 co-relation queries the response was YES. Maximal size of possible extension queue 170. Compared 5957 event pairs, 10 based on Foata normal form. 10/689 useless extension candidates. Maximal degree in co-relation 4460. Up to 566 conditions per place. [2021-06-11 06:18:57,701 INFO L132 encePairwiseOnDemand]: 218/221 looper letters, 4 selfloop transitions, 2 changer transitions 0/66 dead transitions. [2021-06-11 06:18:57,701 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 78 places, 66 transitions, 541 flow [2021-06-11 06:18:57,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-11 06:18:57,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-06-11 06:18:57,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 763 transitions. [2021-06-11 06:18:57,704 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8631221719457014 [2021-06-11 06:18:57,704 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 763 transitions. [2021-06-11 06:18:57,704 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 763 transitions. [2021-06-11 06:18:57,704 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 06:18:57,704 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 763 transitions. [2021-06-11 06:18:57,706 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 190.75) internal successors, (763), 4 states have internal predecessors, (763), 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 06:18:57,707 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 221.0) internal successors, (1105), 5 states have internal predecessors, (1105), 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 06:18:57,707 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 221.0) internal successors, (1105), 5 states have internal predecessors, (1105), 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 06:18:57,708 INFO L185 Difference]: Start difference. First operand has 75 places, 64 transitions, 515 flow. Second operand 4 states and 763 transitions. [2021-06-11 06:18:57,708 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 78 places, 66 transitions, 541 flow [2021-06-11 06:18:57,739 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 74 places, 66 transitions, 444 flow, removed 34 selfloop flow, removed 4 redundant places. [2021-06-11 06:18:57,742 INFO L241 Difference]: Finished difference. Result has 76 places, 65 transitions, 431 flow [2021-06-11 06:18:57,742 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=221, PETRI_DIFFERENCE_MINUEND_FLOW=418, PETRI_DIFFERENCE_MINUEND_PLACES=71, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=64, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=62, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=431, PETRI_PLACES=76, PETRI_TRANSITIONS=65} [2021-06-11 06:18:57,742 INFO L343 CegarLoopForPetriNet]: 44 programPoint places, 32 predicate places. [2021-06-11 06:18:57,742 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 06:18:57,742 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 76 places, 65 transitions, 431 flow [2021-06-11 06:18:57,743 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 76 places, 65 transitions, 431 flow [2021-06-11 06:18:57,743 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 76 places, 65 transitions, 431 flow [2021-06-11 06:18:57,813 INFO L129 PetriNetUnfolder]: 371/819 cut-off events. [2021-06-11 06:18:57,813 INFO L130 PetriNetUnfolder]: For 1994/2034 co-relation queries the response was YES. [2021-06-11 06:18:57,818 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2988 conditions, 819 events. 371/819 cut-off events. For 1994/2034 co-relation queries the response was YES. Maximal size of possible extension queue 168. Compared 5885 event pairs, 9 based on Foata normal form. 2/699 useless extension candidates. Maximal degree in co-relation 2957. Up to 245 conditions per place. [2021-06-11 06:18:57,827 INFO L151 LiptonReduction]: Number of co-enabled transitions 1128 [2021-06-11 06:18:57,894 INFO L163 LiptonReduction]: Checked pairs total: 437 [2021-06-11 06:18:57,894 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 06:18:57,894 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 152 [2021-06-11 06:18:57,895 INFO L480 AbstractCegarLoop]: Abstraction has has 76 places, 65 transitions, 431 flow [2021-06-11 06:18:57,895 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 190.0) internal successors, (760), 4 states have internal predecessors, (760), 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 06:18:57,895 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 06:18:57,895 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 06:18:57,895 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-06-11 06:18:57,895 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 06:18:57,896 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 06:18:57,896 INFO L82 PathProgramCache]: Analyzing trace with hash -1802164978, now seen corresponding path program 2 times [2021-06-11 06:18:57,896 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 06:18:57,896 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [411359575] [2021-06-11 06:18:57,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 06:18:57,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 06:18:57,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:57,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 06:18:57,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:57,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 06:18:57,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:57,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 06:18:57,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:57,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 06:18:57,983 INFO L142 QuantifierPusher]: treesize reduction 11, result has 54.2 percent of original size [2021-06-11 06:18:57,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 06:18:57,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:57,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:18:57,992 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 06:18:57,993 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [411359575] [2021-06-11 06:18:57,993 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 06:18:57,993 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-11 06:18:57,993 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [468658786] [2021-06-11 06:18:57,994 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-11 06:18:57,994 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 06:18:57,994 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-11 06:18:57,995 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-06-11 06:18:57,996 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 180 out of 221 [2021-06-11 06:18:57,997 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 76 places, 65 transitions, 431 flow. Second operand has 7 states, 7 states have (on average 180.85714285714286) internal successors, (1266), 7 states have internal predecessors, (1266), 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 06:18:57,997 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 06:18:57,997 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 180 of 221 [2021-06-11 06:18:57,997 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 06:18:58,209 INFO L129 PetriNetUnfolder]: 369/787 cut-off events. [2021-06-11 06:18:58,209 INFO L130 PetriNetUnfolder]: For 2600/4511 co-relation queries the response was YES. [2021-06-11 06:18:58,214 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3451 conditions, 787 events. 369/787 cut-off events. For 2600/4511 co-relation queries the response was YES. Maximal size of possible extension queue 170. Compared 5482 event pairs, 0 based on Foata normal form. 219/836 useless extension candidates. Maximal degree in co-relation 3418. Up to 260 conditions per place. [2021-06-11 06:18:58,218 INFO L132 encePairwiseOnDemand]: 214/221 looper letters, 2 selfloop transitions, 33 changer transitions 4/70 dead transitions. [2021-06-11 06:18:58,218 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 86 places, 70 transitions, 565 flow [2021-06-11 06:18:58,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-11 06:18:58,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-06-11 06:18:58,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 2021 transitions. [2021-06-11 06:18:58,222 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8313451254627725 [2021-06-11 06:18:58,222 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 2021 transitions. [2021-06-11 06:18:58,222 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 2021 transitions. [2021-06-11 06:18:58,223 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 06:18:58,223 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 2021 transitions. [2021-06-11 06:18:58,227 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 183.72727272727272) internal successors, (2021), 11 states have internal predecessors, (2021), 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 06:18:58,231 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 221.0) internal successors, (2652), 12 states have internal predecessors, (2652), 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 06:18:58,231 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 221.0) internal successors, (2652), 12 states have internal predecessors, (2652), 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 06:18:58,231 INFO L185 Difference]: Start difference. First operand has 76 places, 65 transitions, 431 flow. Second operand 11 states and 2021 transitions. [2021-06-11 06:18:58,231 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 86 places, 70 transitions, 565 flow [2021-06-11 06:18:58,245 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 84 places, 70 transitions, 552 flow, removed 4 selfloop flow, removed 2 redundant places. [2021-06-11 06:18:58,246 INFO L241 Difference]: Finished difference. Result has 87 places, 66 transitions, 512 flow [2021-06-11 06:18:58,246 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=221, PETRI_DIFFERENCE_MINUEND_FLOW=418, PETRI_DIFFERENCE_MINUEND_PLACES=74, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=65, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=32, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=32, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=512, PETRI_PLACES=87, PETRI_TRANSITIONS=66} [2021-06-11 06:18:58,246 INFO L343 CegarLoopForPetriNet]: 44 programPoint places, 43 predicate places. [2021-06-11 06:18:58,246 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 06:18:58,247 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 87 places, 66 transitions, 512 flow [2021-06-11 06:18:58,247 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 87 places, 66 transitions, 512 flow [2021-06-11 06:18:58,247 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 86 places, 66 transitions, 512 flow [2021-06-11 06:18:58,309 INFO L129 PetriNetUnfolder]: 335/744 cut-off events. [2021-06-11 06:18:58,310 INFO L130 PetriNetUnfolder]: For 2434/2718 co-relation queries the response was YES. [2021-06-11 06:18:58,314 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3249 conditions, 744 events. 335/744 cut-off events. For 2434/2718 co-relation queries the response was YES. Maximal size of possible extension queue 174. Compared 5371 event pairs, 0 based on Foata normal form. 2/623 useless extension candidates. Maximal degree in co-relation 3215. Up to 240 conditions per place. [2021-06-11 06:18:58,323 INFO L151 LiptonReduction]: Number of co-enabled transitions 1092 [2021-06-11 06:18:58,338 INFO L163 LiptonReduction]: Checked pairs total: 417 [2021-06-11 06:18:58,339 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 06:18:58,339 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 93 [2021-06-11 06:18:58,339 INFO L480 AbstractCegarLoop]: Abstraction has has 86 places, 66 transitions, 512 flow [2021-06-11 06:18:58,340 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 180.85714285714286) internal successors, (1266), 7 states have internal predecessors, (1266), 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 06:18:58,340 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 06:18:58,340 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 06:18:58,340 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-06-11 06:18:58,340 INFO L428 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 06:18:58,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 06:18:58,341 INFO L82 PathProgramCache]: Analyzing trace with hash -929709507, now seen corresponding path program 1 times [2021-06-11 06:18:58,341 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 06:18:58,341 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [795600355] [2021-06-11 06:18:58,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 06:18:58,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 06:18:58,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:58,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:18:58,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:58,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 06:18:58,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:58,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 06:18:58,385 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 06:18:58,385 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [795600355] [2021-06-11 06:18:58,386 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 06:18:58,386 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-11 06:18:58,386 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1283951424] [2021-06-11 06:18:58,386 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-11 06:18:58,386 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 06:18:58,386 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-11 06:18:58,386 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-11 06:18:58,387 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 188 out of 221 [2021-06-11 06:18:58,388 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 86 places, 66 transitions, 512 flow. Second operand has 4 states, 4 states have (on average 189.0) internal successors, (756), 4 states have internal predecessors, (756), 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 06:18:58,388 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 06:18:58,388 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 188 of 221 [2021-06-11 06:18:58,388 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 06:18:58,548 INFO L129 PetriNetUnfolder]: 712/1514 cut-off events. [2021-06-11 06:18:58,548 INFO L130 PetriNetUnfolder]: For 5161/5829 co-relation queries the response was YES. [2021-06-11 06:18:58,558 INFO L84 FinitePrefix]: Finished finitePrefix Result has 6644 conditions, 1514 events. 712/1514 cut-off events. For 5161/5829 co-relation queries the response was YES. Maximal size of possible extension queue 345. Compared 12184 event pairs, 0 based on Foata normal form. 4/1203 useless extension candidates. Maximal degree in co-relation 6608. Up to 520 conditions per place. [2021-06-11 06:18:58,561 INFO L132 encePairwiseOnDemand]: 218/221 looper letters, 3 selfloop transitions, 2 changer transitions 9/67 dead transitions. [2021-06-11 06:18:58,561 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 89 places, 67 transitions, 524 flow [2021-06-11 06:18:58,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-11 06:18:58,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-06-11 06:18:58,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 758 transitions. [2021-06-11 06:18:58,564 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8574660633484162 [2021-06-11 06:18:58,564 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 758 transitions. [2021-06-11 06:18:58,564 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 758 transitions. [2021-06-11 06:18:58,564 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 06:18:58,564 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 758 transitions. [2021-06-11 06:18:58,566 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 189.5) internal successors, (758), 4 states have internal predecessors, (758), 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 06:18:58,568 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 221.0) internal successors, (1105), 5 states have internal predecessors, (1105), 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 06:18:58,568 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 221.0) internal successors, (1105), 5 states have internal predecessors, (1105), 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 06:18:58,568 INFO L185 Difference]: Start difference. First operand has 86 places, 66 transitions, 512 flow. Second operand 4 states and 758 transitions. [2021-06-11 06:18:58,568 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 89 places, 67 transitions, 524 flow [2021-06-11 06:18:58,645 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 79 places, 67 transitions, 413 flow, removed 25 selfloop flow, removed 10 redundant places. [2021-06-11 06:18:58,646 INFO L241 Difference]: Finished difference. Result has 81 places, 58 transitions, 357 flow [2021-06-11 06:18:58,646 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=221, PETRI_DIFFERENCE_MINUEND_FLOW=401, PETRI_DIFFERENCE_MINUEND_PLACES=76, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=66, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=64, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=357, PETRI_PLACES=81, PETRI_TRANSITIONS=58} [2021-06-11 06:18:58,647 INFO L343 CegarLoopForPetriNet]: 44 programPoint places, 37 predicate places. [2021-06-11 06:18:58,647 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 06:18:58,647 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 81 places, 58 transitions, 357 flow [2021-06-11 06:18:58,647 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 81 places, 58 transitions, 357 flow [2021-06-11 06:18:58,647 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 78 places, 58 transitions, 357 flow [2021-06-11 06:18:58,682 INFO L129 PetriNetUnfolder]: 197/453 cut-off events. [2021-06-11 06:18:58,682 INFO L130 PetriNetUnfolder]: For 715/754 co-relation queries the response was YES. [2021-06-11 06:18:58,684 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1626 conditions, 453 events. 197/453 cut-off events. For 715/754 co-relation queries the response was YES. Maximal size of possible extension queue 100. Compared 2859 event pairs, 0 based on Foata normal form. 1/389 useless extension candidates. Maximal degree in co-relation 1598. Up to 140 conditions per place. [2021-06-11 06:18:58,688 INFO L151 LiptonReduction]: Number of co-enabled transitions 638 [2021-06-11 06:18:58,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 06:18:58,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 06:18:58,733 INFO L163 LiptonReduction]: Checked pairs total: 26 [2021-06-11 06:18:58,733 INFO L165 LiptonReduction]: Total number of compositions: 1 [2021-06-11 06:18:58,734 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 87 [2021-06-11 06:18:58,734 INFO L480 AbstractCegarLoop]: Abstraction has has 77 places, 57 transitions, 355 flow [2021-06-11 06:18:58,735 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 189.0) internal successors, (756), 4 states have internal predecessors, (756), 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 06:18:58,735 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 06:18:58,735 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 06:18:58,735 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-06-11 06:18:58,735 INFO L428 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 06:18:58,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 06:18:58,735 INFO L82 PathProgramCache]: Analyzing trace with hash 1119938997, now seen corresponding path program 2 times [2021-06-11 06:18:58,736 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 06:18:58,736 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [677786012] [2021-06-11 06:18:58,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 06:18:58,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-11 06:18:58,763 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-11 06:18:58,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-11 06:18:58,796 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-11 06:18:58,824 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-06-11 06:18:58,824 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-06-11 06:18:58,824 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-06-11 06:18:58,934 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.06 06:18:58 BasicIcfg [2021-06-11 06:18:58,934 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-11 06:18:58,934 INFO L168 Benchmark]: Toolchain (without parser) took 22682.93 ms. Allocated memory was 346.0 MB in the beginning and 620.8 MB in the end (delta: 274.7 MB). Free memory was 308.9 MB in the beginning and 306.5 MB in the end (delta: 2.3 MB). Peak memory consumption was 278.9 MB. Max. memory is 16.0 GB. [2021-06-11 06:18:58,935 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 346.0 MB. Free memory was 327.2 MB in the beginning and 327.2 MB in the end (delta: 70.4 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-11 06:18:58,935 INFO L168 Benchmark]: CACSL2BoogieTranslator took 472.72 ms. Allocated memory is still 346.0 MB. Free memory was 308.7 MB in the beginning and 304.1 MB in the end (delta: 4.6 MB). Peak memory consumption was 9.4 MB. Max. memory is 16.0 GB. [2021-06-11 06:18:58,935 INFO L168 Benchmark]: Boogie Procedure Inliner took 49.13 ms. Allocated memory is still 346.0 MB. Free memory was 304.1 MB in the beginning and 302.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-11 06:18:58,935 INFO L168 Benchmark]: Boogie Preprocessor took 53.30 ms. Allocated memory is still 346.0 MB. Free memory was 302.0 MB in the beginning and 299.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-11 06:18:58,935 INFO L168 Benchmark]: RCFGBuilder took 1605.80 ms. Allocated memory is still 346.0 MB. Free memory was 298.8 MB in the beginning and 261.9 MB in the end (delta: 37.0 MB). Peak memory consumption was 150.2 MB. Max. memory is 16.0 GB. [2021-06-11 06:18:58,936 INFO L168 Benchmark]: TraceAbstraction took 20494.07 ms. Allocated memory was 346.0 MB in the beginning and 620.8 MB in the end (delta: 274.7 MB). Free memory was 260.8 MB in the beginning and 306.5 MB in the end (delta: -45.7 MB). Peak memory consumption was 228.0 MB. Max. memory is 16.0 GB. [2021-06-11 06:18:58,936 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 346.0 MB. Free memory was 327.2 MB in the beginning and 327.2 MB in the end (delta: 70.4 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 472.72 ms. Allocated memory is still 346.0 MB. Free memory was 308.7 MB in the beginning and 304.1 MB in the end (delta: 4.6 MB). Peak memory consumption was 9.4 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 49.13 ms. Allocated memory is still 346.0 MB. Free memory was 304.1 MB in the beginning and 302.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 53.30 ms. Allocated memory is still 346.0 MB. Free memory was 302.0 MB in the beginning and 299.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 1605.80 ms. Allocated memory is still 346.0 MB. Free memory was 298.8 MB in the beginning and 261.9 MB in the end (delta: 37.0 MB). Peak memory consumption was 150.2 MB. Max. memory is 16.0 GB. * TraceAbstraction took 20494.07 ms. Allocated memory was 346.0 MB in the beginning and 620.8 MB in the end (delta: 274.7 MB). Free memory was 260.8 MB in the beginning and 306.5 MB in the end (delta: -45.7 MB). Peak memory consumption was 228.0 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 6760.6ms, 124 PlacesBefore, 44 PlacesAfterwards, 113 TransitionsBefore, 32 TransitionsAfterwards, 2598 CoEnabledTransitionPairs, 8 FixpointIterations, 41 TrivialSequentialCompositions, 53 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 6 ConcurrentYvCompositions, 1 ChoiceCompositions, 101 TotalNumberOfCompositions, 7147 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 3479, positive: 3277, positive conditional: 0, positive unconditional: 3277, negative: 202, negative conditional: 0, negative unconditional: 202, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1827, positive: 1780, positive conditional: 0, positive unconditional: 1780, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1827, positive: 1780, positive conditional: 0, positive unconditional: 1780, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1827, positive: 1753, positive conditional: 0, positive unconditional: 1753, negative: 74, negative conditional: 0, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 74, positive: 27, positive conditional: 0, positive unconditional: 27, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 784, positive: 57, positive conditional: 0, positive unconditional: 57, negative: 728, negative conditional: 0, negative unconditional: 728, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 3479, positive: 1497, positive conditional: 0, positive unconditional: 1497, negative: 155, negative conditional: 0, negative unconditional: 155, unknown: 1827, unknown conditional: 0, unknown unconditional: 1827] , Statistics on independence cache: Total cache size (in pairs): 3195, Positive cache size: 3148, Positive conditional cache size: 0, Positive unconditional cache size: 3148, Negative cache size: 47, Negative conditional cache size: 0, Negative unconditional cache size: 47 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 9278.0ms, 40 PlacesBefore, 39 PlacesAfterwards, 29 TransitionsBefore, 28 TransitionsAfterwards, 422 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 2 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 2 TotalNumberOfCompositions, 978 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 270, positive: 218, positive conditional: 0, positive unconditional: 218, negative: 52, negative conditional: 0, negative unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 63, positive: 46, positive conditional: 0, positive unconditional: 46, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 63, positive: 46, positive conditional: 0, positive unconditional: 46, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 63, positive: 45, positive conditional: 0, positive unconditional: 45, negative: 18, negative conditional: 0, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 18, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 458, positive: 13, positive conditional: 0, positive unconditional: 13, negative: 445, negative conditional: 0, negative unconditional: 445, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 270, positive: 172, positive conditional: 0, positive unconditional: 172, negative: 35, negative conditional: 0, negative unconditional: 35, unknown: 63, unknown conditional: 0, unknown unconditional: 63] , Statistics on independence cache: Total cache size (in pairs): 3298, Positive cache size: 3234, Positive conditional cache size: 0, Positive unconditional cache size: 3234, Negative cache size: 64, Negative conditional cache size: 0, Negative unconditional cache size: 64 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 225.0ms, 42 PlacesBefore, 37 PlacesAfterwards, 26 TransitionsBefore, 25 TransitionsAfterwards, 328 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 713 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 337, positive: 294, positive conditional: 0, positive unconditional: 294, negative: 43, negative conditional: 0, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 19, positive: 15, positive conditional: 0, positive unconditional: 15, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 19, positive: 15, positive conditional: 0, positive unconditional: 15, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 19, positive: 15, positive conditional: 0, positive unconditional: 15, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 4, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 85, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 85, negative conditional: 0, negative unconditional: 85, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 337, positive: 279, positive conditional: 0, positive unconditional: 279, negative: 39, negative conditional: 0, negative unconditional: 39, unknown: 19, unknown conditional: 0, unknown unconditional: 19] , Statistics on independence cache: Total cache size (in pairs): 3396, Positive cache size: 3328, Positive conditional cache size: 0, Positive unconditional cache size: 3328, Negative cache size: 68, Negative conditional cache size: 0, Negative unconditional cache size: 68 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 7.3ms, 38 PlacesBefore, 38 PlacesAfterwards, 27 TransitionsBefore, 27 TransitionsAfterwards, 354 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 286 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 120, positive: 103, positive conditional: 0, positive unconditional: 103, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, 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: 1, positive: 1, positive conditional: 0, positive unconditional: 1, 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: 120, positive: 102, positive conditional: 0, positive unconditional: 102, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 1, unknown conditional: 0, unknown unconditional: 1] , Statistics on independence cache: Total cache size (in pairs): 3397, Positive cache size: 3329, Positive conditional cache size: 0, Positive unconditional cache size: 3329, Negative cache size: 68, Negative conditional cache size: 0, Negative unconditional cache size: 68 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 51.1ms, 42 PlacesBefore, 42 PlacesAfterwards, 31 TransitionsBefore, 31 TransitionsAfterwards, 428 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 267 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 142, positive: 128, positive conditional: 0, positive unconditional: 128, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 3, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 33, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 142, positive: 127, positive conditional: 0, positive unconditional: 127, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 4, unknown conditional: 0, unknown unconditional: 4] , Statistics on independence cache: Total cache size (in pairs): 3401, Positive cache size: 3330, Positive conditional cache size: 0, Positive unconditional cache size: 3330, Negative cache size: 71, Negative conditional cache size: 0, Negative unconditional cache size: 71 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 15.4ms, 47 PlacesBefore, 47 PlacesAfterwards, 35 TransitionsBefore, 35 TransitionsAfterwards, 508 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 279 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 141, positive: 128, positive conditional: 0, positive unconditional: 128, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 0, positive unconditional: 2, 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: 2, positive: 2, positive conditional: 0, positive unconditional: 2, 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: 141, positive: 126, positive conditional: 0, positive unconditional: 126, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 2, unknown conditional: 0, unknown unconditional: 2] , Statistics on independence cache: Total cache size (in pairs): 3403, Positive cache size: 3332, Positive conditional cache size: 0, Positive unconditional cache size: 3332, Negative cache size: 71, Negative conditional cache size: 0, Negative unconditional cache size: 71 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 40.5ms, 53 PlacesBefore, 53 PlacesAfterwards, 37 TransitionsBefore, 37 TransitionsAfterwards, 544 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 309 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 106, positive: 92, positive conditional: 0, positive unconditional: 92, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 2, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 25, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 25, negative conditional: 0, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 106, positive: 92, positive conditional: 0, positive unconditional: 92, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 2, unknown conditional: 0, unknown unconditional: 2] , Statistics on independence cache: Total cache size (in pairs): 3405, Positive cache size: 3332, Positive conditional cache size: 0, Positive unconditional cache size: 3332, Negative cache size: 73, Negative conditional cache size: 0, Negative unconditional cache size: 73 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 71.4ms, 57 PlacesBefore, 57 PlacesAfterwards, 46 TransitionsBefore, 46 TransitionsAfterwards, 800 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 343 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 192, positive: 180, positive conditional: 0, positive unconditional: 180, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, 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: 1, positive: 1, positive conditional: 0, positive unconditional: 1, 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: 192, positive: 179, positive conditional: 0, positive unconditional: 179, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 1, unknown conditional: 0, unknown unconditional: 1] , Statistics on independence cache: Total cache size (in pairs): 3406, Positive cache size: 3333, Positive conditional cache size: 0, Positive unconditional cache size: 3333, Negative cache size: 73, Negative conditional cache size: 0, Negative unconditional cache size: 73 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 57.3ms, 65 PlacesBefore, 65 PlacesAfterwards, 55 TransitionsBefore, 55 TransitionsAfterwards, 1032 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 511 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 295, positive: 281, positive conditional: 0, positive unconditional: 281, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: 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: 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: 295, positive: 281, positive conditional: 0, positive unconditional: 281, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3406, Positive cache size: 3333, Positive conditional cache size: 0, Positive unconditional cache size: 3333, Negative cache size: 73, Negative conditional cache size: 0, Negative unconditional cache size: 73 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 64.9ms, 65 PlacesBefore, 65 PlacesAfterwards, 55 TransitionsBefore, 55 TransitionsAfterwards, 1032 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 511 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 265, positive: 251, positive conditional: 0, positive unconditional: 251, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: 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: 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: 265, positive: 251, positive conditional: 0, positive unconditional: 251, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3406, Positive cache size: 3333, Positive conditional cache size: 0, Positive unconditional cache size: 3333, Negative cache size: 73, Negative conditional cache size: 0, Negative unconditional cache size: 73 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 55.6ms, 75 PlacesBefore, 75 PlacesAfterwards, 64 TransitionsBefore, 64 TransitionsAfterwards, 1098 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 659 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 210, positive: 194, positive conditional: 0, positive unconditional: 194, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: 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: 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: 210, positive: 194, positive conditional: 0, positive unconditional: 194, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3406, Positive cache size: 3333, Positive conditional cache size: 0, Positive unconditional cache size: 3333, Negative cache size: 73, Negative conditional cache size: 0, Negative unconditional cache size: 73 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 151.5ms, 76 PlacesBefore, 76 PlacesAfterwards, 65 TransitionsBefore, 65 TransitionsAfterwards, 1128 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 437 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 178, positive: 168, positive conditional: 0, positive unconditional: 168, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, 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: 1, positive: 1, positive conditional: 0, positive unconditional: 1, 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: 178, positive: 167, positive conditional: 0, positive unconditional: 167, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 1, unknown conditional: 0, unknown unconditional: 1] , Statistics on independence cache: Total cache size (in pairs): 3407, Positive cache size: 3334, Positive conditional cache size: 0, Positive unconditional cache size: 3334, Negative cache size: 73, Negative conditional cache size: 0, Negative unconditional cache size: 73 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 91.9ms, 87 PlacesBefore, 86 PlacesAfterwards, 66 TransitionsBefore, 66 TransitionsAfterwards, 1092 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 417 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 281, positive: 271, positive conditional: 0, positive unconditional: 271, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 281, positive: 271, positive conditional: 0, positive unconditional: 271, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 1, unknown conditional: 0, unknown unconditional: 1] , Statistics on independence cache: Total cache size (in pairs): 3408, Positive cache size: 3334, Positive conditional cache size: 0, Positive unconditional cache size: 3334, Negative cache size: 74, Negative conditional cache size: 0, Negative unconditional cache size: 74 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 86.5ms, 81 PlacesBefore, 77 PlacesAfterwards, 58 TransitionsBefore, 57 TransitionsAfterwards, 638 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 26 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 26, positive: 26, positive conditional: 0, positive unconditional: 26, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: 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: 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: 26, positive: 26, positive conditional: 0, positive unconditional: 26, 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): 3499, Positive cache size: 3425, Positive conditional cache size: 0, Positive unconditional cache size: 3425, Negative cache size: 74, Negative conditional cache size: 0, Negative unconditional cache size: 74 - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L710] 0 int __unbuffered_cnt = 0; [L712] 0 int __unbuffered_p1_EAX = 0; [L714] 0 int __unbuffered_p3_EAX = 0; [L716] 0 int __unbuffered_p3_EBX = 0; [L718] 0 int a = 0; [L720] 0 int b = 0; [L721] 0 _Bool main$tmp_guard0; [L722] 0 _Bool main$tmp_guard1; [L724] 0 int x = 0; [L726] 0 int y = 0; [L728] 0 int z = 0; [L729] 0 _Bool z$flush_delayed; [L730] 0 int z$mem_tmp; [L731] 0 _Bool z$r_buff0_thd0; [L732] 0 _Bool z$r_buff0_thd1; [L733] 0 _Bool z$r_buff0_thd2; [L734] 0 _Bool z$r_buff0_thd3; [L735] 0 _Bool z$r_buff0_thd4; [L736] 0 _Bool z$r_buff1_thd0; [L737] 0 _Bool z$r_buff1_thd1; [L738] 0 _Bool z$r_buff1_thd2; [L739] 0 _Bool z$r_buff1_thd3; [L740] 0 _Bool z$r_buff1_thd4; [L741] 0 _Bool z$read_delayed; [L742] 0 int *z$read_delayed_var; [L743] 0 int z$w_buff0; [L744] 0 _Bool z$w_buff0_used; [L745] 0 int z$w_buff1; [L746] 0 _Bool z$w_buff1_used; [L747] 0 _Bool weak$$choice0; [L748] 0 _Bool weak$$choice2; [L846] 0 pthread_t t1181; [L847] FCALL, FORK 0 pthread_create(&t1181, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L848] 0 pthread_t t1182; [L849] FCALL, FORK 0 pthread_create(&t1182, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L850] 0 pthread_t t1183; [L851] FCALL, FORK 0 pthread_create(&t1183, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L852] 0 pthread_t t1184; [L853] FCALL, FORK 0 pthread_create(&t1184, ((void *)0), P3, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L802] 4 z$w_buff1 = z$w_buff0 [L803] 4 z$w_buff0 = 2 [L804] 4 z$w_buff1_used = z$w_buff0_used [L805] 4 z$w_buff0_used = (_Bool)1 [L18] COND FALSE 4 !(!expression) [L807] 4 z$r_buff1_thd0 = z$r_buff0_thd0 [L808] 4 z$r_buff1_thd1 = z$r_buff0_thd1 [L809] 4 z$r_buff1_thd2 = z$r_buff0_thd2 [L810] 4 z$r_buff1_thd3 = z$r_buff0_thd3 [L811] 4 z$r_buff1_thd4 = z$r_buff0_thd4 [L812] 4 z$r_buff0_thd4 = (_Bool)1 [L815] 4 a = 1 [L818] 4 __unbuffered_p3_EAX = a VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L821] 4 __unbuffered_p3_EBX = b VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L752] 1 b = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L755] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L767] 2 x = 2 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L770] 2 __unbuffered_p1_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L782] 3 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L785] 3 z = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L824] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd4 ? z$w_buff1 : z) [L824] 4 z = z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd4 ? z$w_buff1 : z) [L825] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used [L825] 4 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used [L826] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$w_buff1_used [L826] 4 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$w_buff1_used [L827] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4 [L827] 4 z$r_buff0_thd4 = z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4 [L828] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$r_buff1_thd4 [L828] 4 z$r_buff1_thd4 = z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$r_buff1_thd4 [L760] 1 __unbuffered_cnt = __unbuffered_cnt + 1 [L762] 1 return 0; [L775] 2 __unbuffered_cnt = __unbuffered_cnt + 1 [L777] 2 return 0; [L788] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z) [L788] EXPR 3 z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z [L788] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z) [L788] 3 z = z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z) [L789] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used [L789] 3 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used [L790] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$w_buff1_used [L790] 3 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$w_buff1_used [L791] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3 [L791] 3 z$r_buff0_thd3 = z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3 [L792] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$r_buff1_thd3 [L792] 3 z$r_buff1_thd3 = z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$r_buff1_thd3 [L795] 3 __unbuffered_cnt = __unbuffered_cnt + 1 [L797] 3 return 0; [L831] 4 __unbuffered_cnt = __unbuffered_cnt + 1 [L833] 4 return 0; [L855] 0 main$tmp_guard0 = __unbuffered_cnt == 4 [L3] COND FALSE 0 !(!cond) [L859] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L859] EXPR 0 z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z [L859] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L859] 0 z = z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L860] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L860] 0 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L861] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L861] 0 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L862] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 [L862] 0 z$r_buff0_thd0 = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 [L863] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0 [L863] 0 z$r_buff1_thd0 = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0 [L866] 0 weak$$choice0 = __VERIFIER_nondet_bool() [L867] 0 weak$$choice2 = __VERIFIER_nondet_bool() [L868] 0 z$flush_delayed = weak$$choice2 [L869] 0 z$mem_tmp = z [L870] EXPR 0 !z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z : (z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : z$w_buff1) [L870] 0 z = !z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z : (z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : z$w_buff1) [L871] EXPR 0 weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : z$w_buff0)) [L871] 0 z$w_buff0 = weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : z$w_buff0)) [L872] EXPR 0 weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff1 : z$w_buff1)) [L872] 0 z$w_buff1 = weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff1 : z$w_buff1)) [L873] EXPR 0 weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used)) [L873] 0 z$w_buff0_used = weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used)) [L874] EXPR 0 weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L874] 0 z$w_buff1_used = weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L875] EXPR 0 weak$$choice2 ? z$r_buff0_thd0 : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$r_buff0_thd0 : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0)) [L875] 0 z$r_buff0_thd0 = weak$$choice2 ? z$r_buff0_thd0 : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$r_buff0_thd0 : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0)) [L876] EXPR 0 weak$$choice2 ? z$r_buff1_thd0 : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$r_buff1_thd0 : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L876] 0 z$r_buff1_thd0 = weak$$choice2 ? z$r_buff1_thd0 : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$r_buff1_thd0 : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L877] 0 main$tmp_guard1 = !(x == 2 && z == 2 && __unbuffered_p1_EAX == 0 && __unbuffered_p3_EAX == 1 && __unbuffered_p3_EBX == 0) [L878] EXPR 0 z$flush_delayed ? z$mem_tmp : z [L878] 0 z = z$flush_delayed ? z$mem_tmp : z [L879] 0 z$flush_delayed = (_Bool)0 [L18] COND TRUE 0 !expression [L18] 0 reach_error() VAL [\result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=2, y=1, z=2, z$flush_delayed=0, z$mem_tmp=2, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 116 locations, 2 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 3.7ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: UNSAFE, OverallTime: 20249.1ms, OverallIterations: 14, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 1732.2ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 6874.7ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 46 SDtfs, 34 SDslu, 22 SDs, 0 SdLazy, 289 SolverSat, 93 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 328.7ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 57 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 304.1ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=515occurred in iteration=10, InterpolantAutomatonStates: 69, 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: 36.8ms SsaConstructionTime, 386.1ms SatisfiabilityAnalysisTime, 782.5ms InterpolantComputationTime, 236 NumberOfCodeBlocks, 236 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 198 ConstructedInterpolants, 0 QuantifiedInterpolants, 800 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 13 InterpolantComputations, 13 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 RESULT: Ultimate proved your program to be incorrect! Received shutdown request...