/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-RepeatedSemanticLbeWithPredicates.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/ldv-races/race-2_1-container_of.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-6f4246e9f5583d222ebb38ff8175c901f3a528f0-6f4246e [2021-04-29 01:08:54,710 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-04-29 01:08:54,713 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-04-29 01:08:54,756 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-04-29 01:08:54,788 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-04-29 01:08:54,791 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-04-29 01:08:54,793 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-04-29 01:08:54,795 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-04-29 01:08:54,800 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-04-29 01:08:54,802 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-04-29 01:08:54,810 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-04-29 01:08:54,815 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-04-29 01:08:54,819 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-04-29 01:08:54,821 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-04-29 01:08:54,823 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-04-29 01:08:54,826 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-04-29 01:08:54,834 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-04-29 01:08:54,849 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-04-29 01:08:54,850 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-04-29 01:08:54,851 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-04-29 01:08:54,857 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-RepeatedSemanticLbeWithPredicates.epf [2021-04-29 01:08:54,921 INFO L113 SettingsManager]: Loading preferences was successful [2021-04-29 01:08:54,921 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-04-29 01:08:54,926 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-04-29 01:08:54,926 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-04-29 01:08:54,926 INFO L138 SettingsManager]: * Use SBE=true [2021-04-29 01:08:54,927 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-04-29 01:08:54,927 INFO L138 SettingsManager]: * sizeof long=4 [2021-04-29 01:08:54,927 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-04-29 01:08:54,927 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-04-29 01:08:54,928 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-04-29 01:08:54,929 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-04-29 01:08:54,930 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-04-29 01:08:54,930 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-04-29 01:08:54,930 INFO L138 SettingsManager]: * sizeof long double=12 [2021-04-29 01:08:54,930 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-04-29 01:08:54,931 INFO L138 SettingsManager]: * Use constant arrays=true [2021-04-29 01:08:54,931 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-04-29 01:08:54,931 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-04-29 01:08:54,931 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-04-29 01:08:54,931 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-04-29 01:08:54,932 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-04-29 01:08:54,932 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-04-29 01:08:54,933 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-04-29 01:08:54,933 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-04-29 01:08:54,933 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-04-29 01:08:54,933 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-04-29 01:08:54,933 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-04-29 01:08:54,934 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=SEMANTIC_BASED_MOVER_CHECK_WITH_PREDICATES [2021-04-29 01:08:54,934 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-04-29 01:08:54,934 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-04-29 01:08:54,934 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-04-29 01:08:55,457 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-04-29 01:08:55,502 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-04-29 01:08:55,505 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-04-29 01:08:55,507 INFO L271 PluginConnector]: Initializing CDTParser... [2021-04-29 01:08:55,507 INFO L275 PluginConnector]: CDTParser initialized [2021-04-29 01:08:55,508 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-races/race-2_1-container_of.i [2021-04-29 01:08:55,602 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f478c68d1/795032f38bd840319073caa2d2381674/FLAGa9f1db75e [2021-04-29 01:08:56,443 INFO L306 CDTParser]: Found 1 translation units. [2021-04-29 01:08:56,443 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-2_1-container_of.i [2021-04-29 01:08:56,482 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f478c68d1/795032f38bd840319073caa2d2381674/FLAGa9f1db75e [2021-04-29 01:08:56,618 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f478c68d1/795032f38bd840319073caa2d2381674 [2021-04-29 01:08:56,623 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-04-29 01:08:56,697 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-04-29 01:08:56,699 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-04-29 01:08:56,699 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-04-29 01:08:56,703 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-04-29 01:08:56,704 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.04 01:08:56" (1/1) ... [2021-04-29 01:08:56,706 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c6f4dfa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 01:08:56, skipping insertion in model container [2021-04-29 01:08:56,706 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.04 01:08:56" (1/1) ... [2021-04-29 01:08:56,716 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-04-29 01:08:56,777 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-04-29 01:08:57,508 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-2_1-container_of.i[76077,76090] [2021-04-29 01:08:57,538 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-04-29 01:08:57,551 INFO L203 MainTranslator]: Completed pre-run [2021-04-29 01:08:57,618 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-2_1-container_of.i[76077,76090] [2021-04-29 01:08:57,632 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-04-29 01:08:58,128 INFO L208 MainTranslator]: Completed translation [2021-04-29 01:08:58,128 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 01:08:58 WrapperNode [2021-04-29 01:08:58,129 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-04-29 01:08:58,130 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-04-29 01:08:58,130 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-04-29 01:08:58,130 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-04-29 01:08:58,140 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 01:08:58" (1/1) ... [2021-04-29 01:08:58,173 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 01:08:58" (1/1) ... [2021-04-29 01:08:58,207 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-04-29 01:08:58,208 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-04-29 01:08:58,209 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-04-29 01:08:58,209 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-04-29 01:08:58,218 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 01:08:58" (1/1) ... [2021-04-29 01:08:58,219 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 01:08:58" (1/1) ... [2021-04-29 01:08:58,225 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 01:08:58" (1/1) ... [2021-04-29 01:08:58,225 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 01:08:58" (1/1) ... [2021-04-29 01:08:58,241 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 01:08:58" (1/1) ... [2021-04-29 01:08:58,244 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 01:08:58" (1/1) ... [2021-04-29 01:08:58,251 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 01:08:58" (1/1) ... [2021-04-29 01:08:58,259 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-04-29 01:08:58,260 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-04-29 01:08:58,260 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-04-29 01:08:58,261 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-04-29 01:08:58,262 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 01:08:58" (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 [2021-04-29 01:08:58,392 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-04-29 01:08:58,392 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-04-29 01:08:58,392 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-04-29 01:08:58,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-04-29 01:08:58,393 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-04-29 01:08:58,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-04-29 01:08:58,393 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2021-04-29 01:08:58,393 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2021-04-29 01:08:58,394 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-04-29 01:08:58,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-04-29 01:08:58,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-04-29 01:08:58,396 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-04-29 01:08:59,154 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-04-29 01:08:59,155 INFO L299 CfgBuilder]: Removed 24 assume(true) statements. [2021-04-29 01:08:59,157 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.04 01:08:59 BoogieIcfgContainer [2021-04-29 01:08:59,157 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-04-29 01:08:59,160 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-04-29 01:08:59,160 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-04-29 01:08:59,168 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-04-29 01:08:59,169 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.04 01:08:56" (1/3) ... [2021-04-29 01:08:59,170 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c35b885 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.04 01:08:59, skipping insertion in model container [2021-04-29 01:08:59,170 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 01:08:58" (2/3) ... [2021-04-29 01:08:59,170 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c35b885 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.04 01:08:59, skipping insertion in model container [2021-04-29 01:08:59,171 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.04 01:08:59" (3/3) ... [2021-04-29 01:08:59,172 INFO L111 eAbstractionObserver]: Analyzing ICFG race-2_1-container_of.i [2021-04-29 01:08:59,181 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-04-29 01:08:59,189 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2021-04-29 01:08:59,190 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-04-29 01:08:59,235 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,236 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,236 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,236 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,237 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,237 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,238 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,238 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,238 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,239 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,239 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,239 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,240 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,240 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,240 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,240 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,241 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,241 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,241 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,242 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,242 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,242 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,242 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,242 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,243 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,243 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,243 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,244 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,244 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,244 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,245 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,245 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,245 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,245 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,246 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,246 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,246 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,246 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,247 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,247 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,247 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,248 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,248 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,248 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,249 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,249 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,249 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,249 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,250 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,250 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,250 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,251 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,251 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,251 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,251 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,252 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,252 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,252 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,252 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,253 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,253 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,253 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,253 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,254 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,254 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,254 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,254 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,255 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,255 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,255 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,255 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,256 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,256 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,256 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,256 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,257 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,257 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,257 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,257 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,257 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,258 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,258 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,258 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,258 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,259 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,259 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,259 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,259 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,259 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,260 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,260 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,260 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,260 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,260 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,261 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,261 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,261 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,261 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,262 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,262 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,262 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,262 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,262 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,263 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,263 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,263 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,263 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,263 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,264 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,264 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,264 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,264 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,265 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,265 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,265 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,265 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,266 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,266 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,266 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,266 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,267 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,267 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,267 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,267 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,268 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,268 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,268 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,268 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,268 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,269 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,269 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,269 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,269 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,270 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,270 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,270 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,270 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,271 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,271 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,271 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,274 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,274 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,274 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,275 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,275 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,275 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,275 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,276 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,276 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,276 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,276 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,276 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,281 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,282 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,282 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,282 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,282 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,283 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,283 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,283 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,283 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,284 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,284 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,284 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:08:59,293 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-04-29 01:08:59,329 INFO L253 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2021-04-29 01:08:59,359 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-04-29 01:08:59,360 INFO L377 AbstractCegarLoop]: Hoare is false [2021-04-29 01:08:59,360 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-04-29 01:08:59,360 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-04-29 01:08:59,360 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-04-29 01:08:59,360 INFO L381 AbstractCegarLoop]: Difference is false [2021-04-29 01:08:59,360 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-04-29 01:08:59,361 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-04-29 01:08:59,380 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 161 places, 165 transitions, 352 flow [2021-04-29 01:08:59,465 INFO L129 PetriNetUnfolder]: 11/205 cut-off events. [2021-04-29 01:08:59,465 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-04-29 01:08:59,471 INFO L84 FinitePrefix]: Finished finitePrefix Result has 216 conditions, 205 events. 11/205 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 419 event pairs, 0 based on Foata normal form. 0/185 useless extension candidates. Maximal degree in co-relation 115. Up to 4 conditions per place. [2021-04-29 01:08:59,472 INFO L82 GeneralOperation]: Start removeDead. Operand has 161 places, 165 transitions, 352 flow [2021-04-29 01:08:59,480 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 151 places, 153 transitions, 324 flow [2021-04-29 01:08:59,482 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 01:08:59,500 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 151 places, 153 transitions, 324 flow [2021-04-29 01:08:59,504 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 151 places, 153 transitions, 324 flow [2021-04-29 01:08:59,508 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 151 places, 153 transitions, 324 flow [2021-04-29 01:08:59,593 INFO L129 PetriNetUnfolder]: 8/186 cut-off events. [2021-04-29 01:08:59,593 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-04-29 01:08:59,594 INFO L84 FinitePrefix]: Finished finitePrefix Result has 197 conditions, 186 events. 8/186 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 360 event pairs, 0 based on Foata normal form. 0/171 useless extension candidates. Maximal degree in co-relation 105. Up to 4 conditions per place. [2021-04-29 01:08:59,603 INFO L146 LiptonReduction]: Number of co-enabled transitions 2492 [2021-04-29 01:09:07,468 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 20 [2021-04-29 01:10:16,178 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-29 01:10:19,446 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 41 [2021-04-29 01:10:19,776 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 61 [2021-04-29 01:10:20,049 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 61 [2021-04-29 01:10:20,257 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 50 [2021-04-29 01:10:20,428 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 50 [2021-04-29 01:10:20,601 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 53 [2021-04-29 01:10:20,811 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 53 [2021-04-29 01:10:24,513 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 63 [2021-04-29 01:10:24,739 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 67 [2021-04-29 01:10:27,641 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 64 [2021-04-29 01:10:27,900 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 64 [2021-04-29 01:10:28,165 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 64 [2021-04-29 01:10:28,457 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 64 [2021-04-29 01:10:28,967 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 64 [2021-04-29 01:10:29,243 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 64 [2021-04-29 01:10:29,521 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 64 [2021-04-29 01:10:29,811 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 64 [2021-04-29 01:10:30,600 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 65 [2021-04-29 01:10:30,804 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 68 [2021-04-29 01:10:31,001 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 62 [2021-04-29 01:10:31,201 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 65 [2021-04-29 01:10:31,393 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 67 [2021-04-29 01:10:31,600 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 70 [2021-04-29 01:10:32,021 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 62 [2021-04-29 01:10:32,216 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 65 [2021-04-29 01:10:35,142 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-29 01:10:35,738 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-29 01:10:35,867 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-29 01:10:35,984 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-29 01:10:36,104 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-29 01:10:36,214 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-29 01:10:36,327 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-29 01:10:36,441 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-29 01:10:36,559 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-29 01:10:36,756 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-04-29 01:10:36,886 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-04-29 01:10:37,050 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2021-04-29 01:10:37,214 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2021-04-29 01:10:37,346 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-29 01:10:37,465 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-29 01:10:37,590 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-29 01:10:37,716 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-29 01:10:37,865 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-29 01:10:38,004 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-29 01:10:38,152 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-29 01:10:38,293 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-29 01:10:38,414 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-29 01:10:38,530 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-29 01:10:38,660 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-29 01:10:38,792 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-29 01:10:39,040 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 67 [2021-04-29 01:10:39,142 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-04-29 01:10:39,304 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 67 [2021-04-29 01:10:41,195 WARN L205 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 90 [2021-04-29 01:10:41,349 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-29 01:10:41,705 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 90 [2021-04-29 01:10:41,873 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-29 01:10:42,159 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-29 01:10:42,979 WARN L205 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 90 [2021-04-29 01:10:43,150 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-29 01:10:43,506 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 90 [2021-04-29 01:10:43,662 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-29 01:10:44,776 WARN L205 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 96 [2021-04-29 01:10:44,956 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-29 01:10:45,357 WARN L205 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 96 [2021-04-29 01:10:45,534 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-29 01:10:45,828 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 81 [2021-04-29 01:10:45,971 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2021-04-29 01:10:46,283 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 81 [2021-04-29 01:10:46,413 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2021-04-29 01:10:46,727 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 81 [2021-04-29 01:10:46,868 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2021-04-29 01:10:47,191 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 81 [2021-04-29 01:10:47,340 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2021-04-29 01:10:48,391 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 77 [2021-04-29 01:10:48,515 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2021-04-29 01:10:48,796 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 77 [2021-04-29 01:10:48,921 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2021-04-29 01:10:49,245 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 81 [2021-04-29 01:10:49,381 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2021-04-29 01:10:49,687 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 81 [2021-04-29 01:10:49,837 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2021-04-29 01:10:50,682 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-29 01:10:50,787 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-29 01:10:50,896 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-29 01:10:51,002 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-29 01:10:51,339 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 85 [2021-04-29 01:10:51,510 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-04-29 01:10:51,856 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 85 [2021-04-29 01:10:52,006 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-04-29 01:10:52,545 WARN L205 SmtUtils]: Spent 537.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 117 [2021-04-29 01:10:52,787 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2021-04-29 01:10:53,331 WARN L205 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 117 [2021-04-29 01:10:53,566 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2021-04-29 01:10:54,852 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 64 [2021-04-29 01:10:55,086 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 66 [2021-04-29 01:10:55,350 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 64 [2021-04-29 01:10:55,578 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 67 [2021-04-29 01:10:57,791 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-04-29 01:10:57,904 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-04-29 01:10:58,021 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-04-29 01:10:58,135 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-04-29 01:10:58,256 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-04-29 01:10:58,366 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-04-29 01:10:58,494 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-04-29 01:10:58,601 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-04-29 01:10:58,725 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-04-29 01:10:58,833 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-04-29 01:10:58,952 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-04-29 01:10:59,057 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-04-29 01:10:59,347 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-29 01:10:59,520 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-29 01:10:59,665 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-29 01:10:59,805 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-29 01:10:59,956 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2021-04-29 01:11:00,111 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2021-04-29 01:11:00,271 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-04-29 01:11:00,434 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-04-29 01:11:00,569 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-29 01:11:00,703 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-29 01:11:00,842 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-29 01:11:00,977 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-29 01:11:01,133 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-29 01:11:01,297 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-29 01:11:01,453 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-04-29 01:11:01,610 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-04-29 01:11:01,754 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-04-29 01:11:01,895 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-04-29 01:11:02,060 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-29 01:11:02,229 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-29 01:11:02,377 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-29 01:11:02,525 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-29 01:11:02,700 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-04-29 01:11:02,869 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-04-29 01:11:03,143 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 70 [2021-04-29 01:11:03,463 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 76 [2021-04-29 01:11:03,573 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-04-29 01:11:03,791 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 75 [2021-04-29 01:11:03,894 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2021-04-29 01:11:04,188 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 81 [2021-04-29 01:11:04,327 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-04-29 01:11:04,507 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 70 [2021-04-29 01:11:04,836 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 76 [2021-04-29 01:11:04,952 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-04-29 01:11:05,100 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 62 [2021-04-29 01:11:05,356 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 68 [2021-04-29 01:11:05,615 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 68 [2021-04-29 01:11:05,915 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 74 [2021-04-29 01:11:06,021 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-29 01:11:06,422 WARN L205 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 87 [2021-04-29 01:11:06,572 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-04-29 01:11:07,057 WARN L205 SmtUtils]: Spent 484.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 93 [2021-04-29 01:11:07,248 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2021-04-29 01:11:07,431 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 72 [2021-04-29 01:11:07,790 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 78 [2021-04-29 01:11:07,915 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-29 01:11:08,082 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 66 [2021-04-29 01:11:08,380 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 72 [2021-04-29 01:11:08,493 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-29 01:11:08,672 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 70 [2021-04-29 01:11:08,994 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 76 [2021-04-29 01:11:09,109 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-04-29 01:11:09,326 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 77 [2021-04-29 01:11:09,442 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2021-04-29 01:11:09,724 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 83 [2021-04-29 01:11:09,858 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-04-29 01:11:09,983 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-04-29 01:11:10,099 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-04-29 01:11:10,227 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-04-29 01:11:10,348 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-04-29 01:11:10,481 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2021-04-29 01:11:10,604 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-04-29 01:11:10,746 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2021-04-29 01:11:10,875 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-04-29 01:11:11,012 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2021-04-29 01:11:11,143 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-04-29 01:11:11,283 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2021-04-29 01:11:11,418 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-04-29 01:11:11,694 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-04-29 01:11:11,926 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-04-29 01:11:12,207 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-04-29 01:11:12,477 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-04-29 01:11:12,710 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2021-04-29 01:11:12,938 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-04-29 01:11:13,152 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2021-04-29 01:11:13,393 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-04-29 01:11:13,521 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2021-04-29 01:11:13,641 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-04-29 01:11:13,789 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2021-04-29 01:11:13,912 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-04-29 01:11:14,057 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2021-04-29 01:11:14,185 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2021-04-29 01:11:14,319 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2021-04-29 01:11:14,448 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2021-04-29 01:11:14,587 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2021-04-29 01:11:14,708 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-04-29 01:11:14,844 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2021-04-29 01:11:14,971 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-04-29 01:11:15,110 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2021-04-29 01:11:15,249 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-04-29 01:11:15,390 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2021-04-29 01:11:15,519 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-04-29 01:11:15,749 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-29 01:11:15,960 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-29 01:11:16,178 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-29 01:11:16,401 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-29 01:11:16,605 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-29 01:11:16,788 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-29 01:11:16,994 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-29 01:11:17,193 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-29 01:11:17,471 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2021-04-29 01:11:17,706 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-04-29 01:11:17,962 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2021-04-29 01:11:18,239 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-04-29 01:11:18,435 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-29 01:11:18,611 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-29 01:11:18,809 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-29 01:11:18,991 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-29 01:11:19,132 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-04-29 01:11:19,263 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-04-29 01:11:19,407 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-04-29 01:11:19,535 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-04-29 01:11:19,687 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2021-04-29 01:11:19,816 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-04-29 01:11:19,971 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2021-04-29 01:11:20,105 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-04-29 01:11:20,251 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-04-29 01:11:20,385 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-04-29 01:11:20,529 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-04-29 01:11:20,658 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-04-29 01:11:20,872 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-29 01:11:21,062 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-29 01:11:21,285 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-29 01:11:21,480 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-29 01:11:21,870 WARN L205 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2021-04-29 01:11:22,238 WARN L205 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2021-04-29 01:11:22,615 WARN L205 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2021-04-29 01:11:22,976 WARN L205 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2021-04-29 01:11:23,123 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2021-04-29 01:11:23,269 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-04-29 01:11:23,413 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2021-04-29 01:11:23,561 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-04-29 01:11:23,790 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-29 01:11:24,008 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-29 01:11:24,243 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-29 01:11:24,470 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-29 01:11:24,637 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-29 01:11:24,806 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-29 01:11:25,002 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2021-04-29 01:11:25,207 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2021-04-29 01:11:25,384 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-29 01:11:25,550 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-29 01:11:25,699 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-29 01:11:25,854 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-29 01:11:26,057 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-29 01:11:26,244 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-29 01:11:26,430 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-29 01:11:26,618 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-29 01:11:26,789 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-29 01:11:26,962 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-29 01:11:27,150 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-29 01:11:27,332 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-29 01:11:27,664 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-04-29 01:11:27,891 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-04-29 01:11:28,193 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-04-29 01:11:28,491 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-04-29 01:11:28,699 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-04-29 01:11:28,893 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-04-29 01:11:29,124 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-04-29 01:11:29,339 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-04-29 01:11:29,546 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-29 01:11:29,735 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-29 01:11:29,971 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-04-29 01:11:30,228 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-04-29 01:11:30,421 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-29 01:11:30,613 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-29 01:11:30,850 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-04-29 01:11:31,083 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-04-29 01:11:31,266 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-29 01:11:31,520 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-29 01:11:31,775 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-29 01:11:31,999 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-29 01:11:32,197 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-04-29 01:11:32,390 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-04-29 01:11:32,642 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-04-29 01:11:32,895 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-04-29 01:11:33,054 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-29 01:11:33,202 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-29 01:11:33,375 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-29 01:11:33,544 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-29 01:11:33,747 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-04-29 01:11:33,934 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-29 01:11:34,176 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-04-29 01:11:34,410 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-04-29 01:11:34,653 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2021-04-29 01:11:34,872 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-04-29 01:11:35,152 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2021-04-29 01:11:35,420 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2021-04-29 01:11:35,673 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2021-04-29 01:11:35,926 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2021-04-29 01:11:36,171 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2021-04-29 01:11:36,400 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2021-04-29 01:11:36,794 WARN L205 SmtUtils]: Spent 392.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2021-04-29 01:11:37,161 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2021-04-29 01:11:37,560 WARN L205 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2021-04-29 01:11:38,020 WARN L205 SmtUtils]: Spent 459.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2021-04-29 01:11:39,570 WARN L205 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 148 DAG size of output: 145 [2021-04-29 01:11:40,171 WARN L205 SmtUtils]: Spent 598.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2021-04-29 01:11:41,226 WARN L205 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 148 DAG size of output: 145 [2021-04-29 01:11:41,722 WARN L205 SmtUtils]: Spent 494.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2021-04-29 01:11:43,100 WARN L205 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 148 DAG size of output: 145 [2021-04-29 01:11:43,715 WARN L205 SmtUtils]: Spent 613.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2021-04-29 01:11:44,990 WARN L205 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 151 DAG size of output: 148 [2021-04-29 01:11:45,573 WARN L205 SmtUtils]: Spent 580.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2021-04-29 01:11:46,824 WARN L205 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 150 DAG size of output: 147 [2021-04-29 01:11:47,410 WARN L205 SmtUtils]: Spent 584.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2021-04-29 01:11:48,565 WARN L205 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 150 DAG size of output: 147 [2021-04-29 01:11:49,076 WARN L205 SmtUtils]: Spent 509.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2021-04-29 01:11:49,668 WARN L205 SmtUtils]: Spent 564.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 90 [2021-04-29 01:11:49,918 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-29 01:11:50,529 WARN L205 SmtUtils]: Spent 609.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 90 [2021-04-29 01:11:50,813 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-29 01:11:51,440 WARN L205 SmtUtils]: Spent 625.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 90 [2021-04-29 01:11:51,729 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-29 01:11:52,342 WARN L205 SmtUtils]: Spent 611.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 90 [2021-04-29 01:11:52,640 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-29 01:11:54,007 WARN L205 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 148 DAG size of output: 145 [2021-04-29 01:11:54,640 WARN L205 SmtUtils]: Spent 631.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2021-04-29 01:11:56,209 WARN L205 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 151 DAG size of output: 148 [2021-04-29 01:11:57,184 WARN L205 SmtUtils]: Spent 972.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2021-04-29 01:11:58,548 WARN L205 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 150 DAG size of output: 147 [2021-04-29 01:11:59,080 WARN L205 SmtUtils]: Spent 530.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2021-04-29 01:12:00,440 WARN L205 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 153 DAG size of output: 150 [2021-04-29 01:12:01,077 WARN L205 SmtUtils]: Spent 635.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2021-04-29 01:12:02,364 WARN L205 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 151 DAG size of output: 148 [2021-04-29 01:12:02,953 WARN L205 SmtUtils]: Spent 587.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2021-04-29 01:12:04,344 WARN L205 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 154 DAG size of output: 151 [2021-04-29 01:12:05,003 WARN L205 SmtUtils]: Spent 655.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2021-04-29 01:12:06,206 WARN L205 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 150 DAG size of output: 147 [2021-04-29 01:12:06,802 WARN L205 SmtUtils]: Spent 594.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2021-04-29 01:12:07,915 WARN L205 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 150 DAG size of output: 147 [2021-04-29 01:12:08,394 WARN L205 SmtUtils]: Spent 477.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2021-04-29 01:12:09,633 WARN L205 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 150 DAG size of output: 147 [2021-04-29 01:12:10,180 WARN L205 SmtUtils]: Spent 545.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2021-04-29 01:12:11,520 WARN L205 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 152 DAG size of output: 149 [2021-04-29 01:12:12,193 WARN L205 SmtUtils]: Spent 671.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2021-04-29 01:12:13,267 WARN L205 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 140 DAG size of output: 137 [2021-04-29 01:12:13,789 WARN L205 SmtUtils]: Spent 521.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2021-04-29 01:12:14,813 WARN L205 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 140 DAG size of output: 137 [2021-04-29 01:12:15,268 WARN L205 SmtUtils]: Spent 453.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2021-04-29 01:12:16,404 WARN L205 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 144 DAG size of output: 141 [2021-04-29 01:12:16,950 WARN L205 SmtUtils]: Spent 544.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2021-04-29 01:12:18,068 WARN L205 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 144 DAG size of output: 141 [2021-04-29 01:12:18,710 WARN L205 SmtUtils]: Spent 640.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2021-04-29 01:12:19,937 WARN L205 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 150 DAG size of output: 147 [2021-04-29 01:12:20,551 WARN L205 SmtUtils]: Spent 612.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2021-04-29 01:12:21,930 WARN L205 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 150 DAG size of output: 147 [2021-04-29 01:12:22,632 WARN L205 SmtUtils]: Spent 700.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2021-04-29 01:12:23,870 WARN L205 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 140 DAG size of output: 137 [2021-04-29 01:12:24,465 WARN L205 SmtUtils]: Spent 593.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2021-04-29 01:12:25,860 WARN L205 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 140 DAG size of output: 137 [2021-04-29 01:12:26,499 WARN L205 SmtUtils]: Spent 637.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2021-04-29 01:12:27,775 WARN L205 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 153 DAG size of output: 150 [2021-04-29 01:12:28,336 WARN L205 SmtUtils]: Spent 559.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2021-04-29 01:12:29,671 WARN L205 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 156 DAG size of output: 153 [2021-04-29 01:12:30,320 WARN L205 SmtUtils]: Spent 647.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2021-04-29 01:12:31,537 WARN L205 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 140 DAG size of output: 137 [2021-04-29 01:12:32,075 WARN L205 SmtUtils]: Spent 536.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2021-04-29 01:12:33,627 WARN L205 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 140 DAG size of output: 137 [2021-04-29 01:12:34,208 WARN L205 SmtUtils]: Spent 579.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2021-04-29 01:12:34,806 WARN L205 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 90 [2021-04-29 01:12:35,094 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-29 01:12:35,704 WARN L205 SmtUtils]: Spent 608.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 90 [2021-04-29 01:12:36,007 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-29 01:12:37,735 WARN L205 SmtUtils]: Spent 1.73 s on a formula simplification. DAG size of input: 149 DAG size of output: 146 [2021-04-29 01:12:38,576 WARN L205 SmtUtils]: Spent 839.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2021-04-29 01:12:39,901 WARN L205 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 153 DAG size of output: 150 [2021-04-29 01:12:40,556 WARN L205 SmtUtils]: Spent 652.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2021-04-29 01:12:42,030 WARN L205 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 148 DAG size of output: 145 [2021-04-29 01:12:42,754 WARN L205 SmtUtils]: Spent 722.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2021-04-29 01:12:44,148 WARN L205 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 148 DAG size of output: 145 [2021-04-29 01:12:44,853 WARN L205 SmtUtils]: Spent 702.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2021-04-29 01:12:46,561 WARN L205 SmtUtils]: Spent 1.66 s on a formula simplification. DAG size of input: 156 DAG size of output: 153 [2021-04-29 01:12:47,301 WARN L205 SmtUtils]: Spent 739.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2021-04-29 01:12:48,925 WARN L205 SmtUtils]: Spent 1.62 s on a formula simplification. DAG size of input: 162 DAG size of output: 159 [2021-04-29 01:12:49,823 WARN L205 SmtUtils]: Spent 896.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2021-04-29 01:12:51,479 WARN L205 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 156 DAG size of output: 153 [2021-04-29 01:12:52,319 WARN L205 SmtUtils]: Spent 838.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2021-04-29 01:12:54,195 WARN L205 SmtUtils]: Spent 1.87 s on a formula simplification. DAG size of input: 162 DAG size of output: 159 [2021-04-29 01:12:55,080 WARN L205 SmtUtils]: Spent 883.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2021-04-29 01:12:56,654 WARN L205 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 154 DAG size of output: 151 [2021-04-29 01:12:57,289 WARN L205 SmtUtils]: Spent 633.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2021-04-29 01:12:59,174 WARN L205 SmtUtils]: Spent 1.88 s on a formula simplification. DAG size of input: 160 DAG size of output: 157 [2021-04-29 01:13:00,068 WARN L205 SmtUtils]: Spent 891.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2021-04-29 01:13:01,904 WARN L205 SmtUtils]: Spent 1.83 s on a formula simplification. DAG size of input: 150 DAG size of output: 147 [2021-04-29 01:13:02,869 WARN L205 SmtUtils]: Spent 963.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2021-04-29 01:13:04,519 WARN L205 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 156 DAG size of output: 153 [2021-04-29 01:13:05,268 WARN L205 SmtUtils]: Spent 747.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2021-04-29 01:13:05,975 WARN L205 SmtUtils]: Spent 705.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 90 [2021-04-29 01:13:06,309 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-29 01:13:07,014 WARN L205 SmtUtils]: Spent 703.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 90 [2021-04-29 01:13:07,368 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-29 01:13:09,077 WARN L205 SmtUtils]: Spent 1.71 s on a formula simplification. DAG size of input: 156 DAG size of output: 153 [2021-04-29 01:13:09,869 WARN L205 SmtUtils]: Spent 790.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2021-04-29 01:13:12,017 WARN L205 SmtUtils]: Spent 2.15 s on a formula simplification. DAG size of input: 162 DAG size of output: 159 [2021-04-29 01:13:12,827 WARN L205 SmtUtils]: Spent 808.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2021-04-29 01:13:14,307 WARN L205 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 148 DAG size of output: 145 [2021-04-29 01:13:15,038 WARN L205 SmtUtils]: Spent 729.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2021-04-29 01:13:16,811 WARN L205 SmtUtils]: Spent 1.77 s on a formula simplification. DAG size of input: 154 DAG size of output: 151 [2021-04-29 01:13:17,670 WARN L205 SmtUtils]: Spent 857.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2021-04-29 01:13:19,136 WARN L205 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 140 DAG size of output: 137 [2021-04-29 01:13:19,763 WARN L205 SmtUtils]: Spent 626.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2021-04-29 01:13:21,227 WARN L205 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 140 DAG size of output: 137 [2021-04-29 01:13:21,946 WARN L205 SmtUtils]: Spent 716.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2021-04-29 01:13:26,451 WARN L205 SmtUtils]: Spent 4.50 s on a formula simplification. DAG size of input: 163 DAG size of output: 160 [2021-04-29 01:13:28,252 WARN L205 SmtUtils]: Spent 1.80 s on a formula simplification that was a NOOP. DAG size: 156 [2021-04-29 01:13:32,846 WARN L205 SmtUtils]: Spent 4.59 s on a formula simplification. DAG size of input: 169 DAG size of output: 166 [2021-04-29 01:13:35,128 WARN L205 SmtUtils]: Spent 2.28 s on a formula simplification that was a NOOP. DAG size: 162 [2021-04-29 01:13:36,810 WARN L205 SmtUtils]: Spent 1.68 s on a formula simplification. DAG size of input: 154 DAG size of output: 151 [2021-04-29 01:13:37,665 WARN L205 SmtUtils]: Spent 852.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2021-04-29 01:13:40,056 WARN L205 SmtUtils]: Spent 2.39 s on a formula simplification. DAG size of input: 160 DAG size of output: 157 [2021-04-29 01:13:41,069 WARN L205 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 153 [2021-04-29 01:13:43,122 WARN L205 SmtUtils]: Spent 2.05 s on a formula simplification. DAG size of input: 161 DAG size of output: 158 [2021-04-29 01:13:44,023 WARN L205 SmtUtils]: Spent 899.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2021-04-29 01:13:46,288 WARN L205 SmtUtils]: Spent 2.26 s on a formula simplification. DAG size of input: 167 DAG size of output: 164 [2021-04-29 01:13:47,334 WARN L205 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 160 [2021-04-29 01:13:49,355 WARN L205 SmtUtils]: Spent 2.02 s on a formula simplification. DAG size of input: 159 DAG size of output: 156 [2021-04-29 01:13:50,319 WARN L205 SmtUtils]: Spent 961.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2021-04-29 01:13:52,533 WARN L205 SmtUtils]: Spent 2.21 s on a formula simplification. DAG size of input: 165 DAG size of output: 162 [2021-04-29 01:13:53,971 WARN L205 SmtUtils]: Spent 1.44 s on a formula simplification that was a NOOP. DAG size: 158 [2021-04-29 01:13:54,055 INFO L158 LiptonReduction]: Checked pairs total: 28232 [2021-04-29 01:13:54,055 INFO L160 LiptonReduction]: Total number of compositions: 494 [2021-04-29 01:13:54,071 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 294590 [2021-04-29 01:13:54,100 INFO L129 PetriNetUnfolder]: 0/15 cut-off events. [2021-04-29 01:13:54,100 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-29 01:13:54,100 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 01:13:54,102 INFO L263 CegarLoopForPetriNet]: trace histogram [1] [2021-04-29 01:13:54,105 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 01:13:54,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 01:13:54,113 INFO L82 PathProgramCache]: Analyzing trace with hash 882, now seen corresponding path program 1 times [2021-04-29 01:13:54,128 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 01:13:54,129 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [142777295] [2021-04-29 01:13:54,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 01:13:54,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 01:13:54,371 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 01:13:54,372 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [142777295] [2021-04-29 01:13:54,373 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 01:13:54,373 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2021-04-29 01:13:54,373 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [37738221] [2021-04-29 01:13:54,392 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-04-29 01:13:54,393 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 01:13:54,409 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-04-29 01:13:54,411 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-04-29 01:13:54,417 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 581 out of 659 [2021-04-29 01:13:54,430 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 201 places, 199 transitions, 416 flow. Second operand has 2 states, 2 states have (on average 581.5) internal successors, (1163), 2 states have internal predecessors, (1163), 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) [2021-04-29 01:13:54,430 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 01:13:54,430 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 581 of 659 [2021-04-29 01:13:54,432 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 01:13:54,488 INFO L129 PetriNetUnfolder]: 2/226 cut-off events. [2021-04-29 01:13:54,488 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-04-29 01:13:54,489 INFO L84 FinitePrefix]: Finished finitePrefix Result has 238 conditions, 226 events. 2/226 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 74. Compared 1666 event pairs, 0 based on Foata normal form. 4/37 useless extension candidates. Maximal degree in co-relation 234. Up to 3 conditions per place. [2021-04-29 01:13:54,491 INFO L132 encePairwiseOnDemand]: 646/659 looper letters, 0 selfloop transitions, 0 changer transitions 132/186 dead transitions. [2021-04-29 01:13:54,492 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 189 places, 186 transitions, 390 flow [2021-04-29 01:13:54,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-04-29 01:13:54,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2021-04-29 01:13:54,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 1175 transitions. [2021-04-29 01:13:54,525 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8915022761760243 [2021-04-29 01:13:54,527 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 1175 transitions. [2021-04-29 01:13:54,528 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 1175 transitions. [2021-04-29 01:13:54,533 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 01:13:54,536 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 1175 transitions. [2021-04-29 01:13:54,545 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 587.5) internal successors, (1175), 2 states have internal predecessors, (1175), 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) [2021-04-29 01:13:54,573 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 659.0) internal successors, (1977), 3 states have internal predecessors, (1977), 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) [2021-04-29 01:13:54,575 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 659.0) internal successors, (1977), 3 states have internal predecessors, (1977), 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) [2021-04-29 01:13:54,577 INFO L185 Difference]: Start difference. First operand has 201 places, 199 transitions, 416 flow. Second operand 2 states and 1175 transitions. [2021-04-29 01:13:54,578 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 189 places, 186 transitions, 390 flow [2021-04-29 01:13:54,585 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 185 places, 186 transitions, 378 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-04-29 01:13:54,589 INFO L241 Difference]: Finished difference. Result has 185 places, 54 transitions, 114 flow [2021-04-29 01:13:54,591 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=659, PETRI_DIFFERENCE_MINUEND_FLOW=378, PETRI_DIFFERENCE_MINUEND_PLACES=184, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=186, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=186, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=114, PETRI_PLACES=185, PETRI_TRANSITIONS=54} [2021-04-29 01:13:54,593 INFO L343 CegarLoopForPetriNet]: 201 programPoint places, -16 predicate places. [2021-04-29 01:13:54,593 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 01:13:54,593 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 185 places, 54 transitions, 114 flow [2021-04-29 01:13:54,594 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 185 places, 54 transitions, 114 flow [2021-04-29 01:13:54,595 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 53 places, 54 transitions, 114 flow [2021-04-29 01:13:54,604 INFO L129 PetriNetUnfolder]: 2/62 cut-off events. [2021-04-29 01:13:54,604 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-29 01:13:54,605 INFO L84 FinitePrefix]: Finished finitePrefix Result has 65 conditions, 62 events. 2/62 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 229 event pairs, 0 based on Foata normal form. 0/33 useless extension candidates. Maximal degree in co-relation 0. Up to 3 conditions per place. [2021-04-29 01:13:54,607 INFO L146 LiptonReduction]: Number of co-enabled transitions 1216 [2021-04-29 01:13:55,007 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-29 01:13:55,115 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-29 01:13:55,280 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-29 01:13:55,424 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-29 01:13:55,433 INFO L158 LiptonReduction]: Checked pairs total: 2216 [2021-04-29 01:13:55,434 INFO L160 LiptonReduction]: Total number of compositions: 1 [2021-04-29 01:13:55,434 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 841 [2021-04-29 01:13:55,438 INFO L480 AbstractCegarLoop]: Abstraction has has 53 places, 54 transitions, 114 flow [2021-04-29 01:13:55,439 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 581.5) internal successors, (1163), 2 states have internal predecessors, (1163), 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) [2021-04-29 01:13:55,440 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 01:13:55,440 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2021-04-29 01:13:55,440 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-04-29 01:13:55,446 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 01:13:55,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 01:13:55,450 INFO L82 PathProgramCache]: Analyzing trace with hash 27583366, now seen corresponding path program 1 times [2021-04-29 01:13:55,450 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 01:13:55,450 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [290479526] [2021-04-29 01:13:55,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 01:13:55,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 01:13:55,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:13:55,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 01:13:55,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:13:55,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 01:13:55,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:13:55,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 01:13:55,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 01:13:55,726 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [290479526] [2021-04-29 01:13:55,727 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 01:13:55,727 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-04-29 01:13:55,727 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [970538157] [2021-04-29 01:13:55,728 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-29 01:13:55,728 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 01:13:55,729 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-29 01:13:55,729 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-29 01:13:55,732 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 230 out of 660 [2021-04-29 01:13:55,733 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 53 places, 54 transitions, 114 flow. Second operand has 3 states, 3 states have (on average 231.33333333333334) internal successors, (694), 3 states have internal predecessors, (694), 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) [2021-04-29 01:13:55,734 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 01:13:55,734 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 230 of 660 [2021-04-29 01:13:55,734 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 01:13:56,106 INFO L129 PetriNetUnfolder]: 404/880 cut-off events. [2021-04-29 01:13:56,106 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-29 01:13:56,108 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1592 conditions, 880 events. 404/880 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 85. Compared 5401 event pairs, 160 based on Foata normal form. 0/593 useless extension candidates. Maximal degree in co-relation 197. Up to 539 conditions per place. [2021-04-29 01:13:56,114 INFO L132 encePairwiseOnDemand]: 650/660 looper letters, 24 selfloop transitions, 9 changer transitions 1/65 dead transitions. [2021-04-29 01:13:56,114 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 55 places, 65 transitions, 204 flow [2021-04-29 01:13:56,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-29 01:13:56,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-04-29 01:13:56,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 725 transitions. [2021-04-29 01:13:56,120 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.3661616161616162 [2021-04-29 01:13:56,121 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 725 transitions. [2021-04-29 01:13:56,121 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 725 transitions. [2021-04-29 01:13:56,121 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 01:13:56,122 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 725 transitions. [2021-04-29 01:13:56,124 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 241.66666666666666) internal successors, (725), 3 states have internal predecessors, (725), 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) [2021-04-29 01:13:56,128 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 660.0) internal successors, (2640), 4 states have internal predecessors, (2640), 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) [2021-04-29 01:13:56,131 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 660.0) internal successors, (2640), 4 states have internal predecessors, (2640), 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) [2021-04-29 01:13:56,131 INFO L185 Difference]: Start difference. First operand has 53 places, 54 transitions, 114 flow. Second operand 3 states and 725 transitions. [2021-04-29 01:13:56,131 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 55 places, 65 transitions, 204 flow [2021-04-29 01:13:56,132 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 55 places, 65 transitions, 204 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-04-29 01:13:56,134 INFO L241 Difference]: Finished difference. Result has 57 places, 60 transitions, 178 flow [2021-04-29 01:13:56,135 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=660, PETRI_DIFFERENCE_MINUEND_FLOW=114, PETRI_DIFFERENCE_MINUEND_PLACES=53, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=54, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=45, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=178, PETRI_PLACES=57, PETRI_TRANSITIONS=60} [2021-04-29 01:13:56,135 INFO L343 CegarLoopForPetriNet]: 201 programPoint places, -144 predicate places. [2021-04-29 01:13:56,136 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 01:13:56,136 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 57 places, 60 transitions, 178 flow [2021-04-29 01:13:56,136 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 57 places, 60 transitions, 178 flow [2021-04-29 01:13:56,137 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 56 places, 60 transitions, 178 flow [2021-04-29 01:13:56,179 INFO L129 PetriNetUnfolder]: 110/342 cut-off events. [2021-04-29 01:13:56,179 INFO L130 PetriNetUnfolder]: For 42/42 co-relation queries the response was YES. [2021-04-29 01:13:56,180 INFO L84 FinitePrefix]: Finished finitePrefix Result has 631 conditions, 342 events. 110/342 cut-off events. For 42/42 co-relation queries the response was YES. Maximal size of possible extension queue 50. Compared 2164 event pairs, 44 based on Foata normal form. 0/244 useless extension candidates. Maximal degree in co-relation 115. Up to 154 conditions per place. [2021-04-29 01:13:56,184 INFO L146 LiptonReduction]: Number of co-enabled transitions 1394 [2021-04-29 01:14:03,197 INFO L158 LiptonReduction]: Checked pairs total: 626 [2021-04-29 01:14:03,197 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 01:14:03,197 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 7061 [2021-04-29 01:14:03,199 INFO L480 AbstractCegarLoop]: Abstraction has has 56 places, 60 transitions, 178 flow [2021-04-29 01:14:03,200 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 231.33333333333334) internal successors, (694), 3 states have internal predecessors, (694), 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) [2021-04-29 01:14:03,200 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 01:14:03,200 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2021-04-29 01:14:03,201 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-04-29 01:14:03,201 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 01:14:03,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 01:14:03,201 INFO L82 PathProgramCache]: Analyzing trace with hash 855086306, now seen corresponding path program 1 times [2021-04-29 01:14:03,202 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 01:14:03,202 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [710414649] [2021-04-29 01:14:03,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 01:14:03,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 01:14:03,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:03,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 01:14:03,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:03,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 01:14:03,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 01:14:03,279 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [710414649] [2021-04-29 01:14:03,279 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 01:14:03,279 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-04-29 01:14:03,279 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1791736256] [2021-04-29 01:14:03,280 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-29 01:14:03,280 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 01:14:03,280 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-29 01:14:03,280 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-29 01:14:03,283 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 230 out of 660 [2021-04-29 01:14:03,285 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 56 places, 60 transitions, 178 flow. Second operand has 3 states, 3 states have (on average 231.66666666666666) internal successors, (695), 3 states have internal predecessors, (695), 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) [2021-04-29 01:14:03,285 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 01:14:03,285 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 230 of 660 [2021-04-29 01:14:03,285 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 01:14:03,634 INFO L129 PetriNetUnfolder]: 492/1007 cut-off events. [2021-04-29 01:14:03,634 INFO L130 PetriNetUnfolder]: For 320/320 co-relation queries the response was YES. [2021-04-29 01:14:03,636 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2665 conditions, 1007 events. 492/1007 cut-off events. For 320/320 co-relation queries the response was YES. Maximal size of possible extension queue 95. Compared 6101 event pairs, 194 based on Foata normal form. 26/787 useless extension candidates. Maximal degree in co-relation 477. Up to 701 conditions per place. [2021-04-29 01:14:03,644 INFO L132 encePairwiseOnDemand]: 652/660 looper letters, 30 selfloop transitions, 13 changer transitions 2/76 dead transitions. [2021-04-29 01:14:03,644 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 58 places, 76 transitions, 342 flow [2021-04-29 01:14:03,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-29 01:14:03,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-04-29 01:14:03,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 723 transitions. [2021-04-29 01:14:03,651 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.36515151515151517 [2021-04-29 01:14:03,651 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 723 transitions. [2021-04-29 01:14:03,651 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 723 transitions. [2021-04-29 01:14:03,652 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 01:14:03,652 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 723 transitions. [2021-04-29 01:14:03,654 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 241.0) internal successors, (723), 3 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) [2021-04-29 01:14:03,659 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 660.0) internal successors, (2640), 4 states have internal predecessors, (2640), 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) [2021-04-29 01:14:03,661 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 660.0) internal successors, (2640), 4 states have internal predecessors, (2640), 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) [2021-04-29 01:14:03,661 INFO L185 Difference]: Start difference. First operand has 56 places, 60 transitions, 178 flow. Second operand 3 states and 723 transitions. [2021-04-29 01:14:03,661 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 58 places, 76 transitions, 342 flow [2021-04-29 01:14:03,669 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 56 places, 76 transitions, 310 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-04-29 01:14:03,671 INFO L241 Difference]: Finished difference. Result has 57 places, 70 transitions, 267 flow [2021-04-29 01:14:03,671 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=660, PETRI_DIFFERENCE_MINUEND_FLOW=160, PETRI_DIFFERENCE_MINUEND_PLACES=54, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=60, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=47, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=267, PETRI_PLACES=57, PETRI_TRANSITIONS=70} [2021-04-29 01:14:03,671 INFO L343 CegarLoopForPetriNet]: 201 programPoint places, -144 predicate places. [2021-04-29 01:14:03,672 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 01:14:03,672 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 57 places, 70 transitions, 267 flow [2021-04-29 01:14:03,672 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 57 places, 70 transitions, 267 flow [2021-04-29 01:14:03,673 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 57 places, 70 transitions, 267 flow [2021-04-29 01:14:03,750 INFO L129 PetriNetUnfolder]: 250/573 cut-off events. [2021-04-29 01:14:03,751 INFO L130 PetriNetUnfolder]: For 185/187 co-relation queries the response was YES. [2021-04-29 01:14:03,752 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1412 conditions, 573 events. 250/573 cut-off events. For 185/187 co-relation queries the response was YES. Maximal size of possible extension queue 69. Compared 3430 event pairs, 60 based on Foata normal form. 0/378 useless extension candidates. Maximal degree in co-relation 327. Up to 325 conditions per place. [2021-04-29 01:14:03,759 INFO L146 LiptonReduction]: Number of co-enabled transitions 1622 [2021-04-29 01:14:03,959 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 44 [2021-04-29 01:14:04,213 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 44 [2021-04-29 01:14:04,590 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 48 [2021-04-29 01:14:06,868 INFO L158 LiptonReduction]: Checked pairs total: 2028 [2021-04-29 01:14:06,868 INFO L160 LiptonReduction]: Total number of compositions: 3 [2021-04-29 01:14:06,868 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 3197 [2021-04-29 01:14:06,869 INFO L480 AbstractCegarLoop]: Abstraction has has 58 places, 71 transitions, 275 flow [2021-04-29 01:14:06,870 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 231.66666666666666) internal successors, (695), 3 states have internal predecessors, (695), 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) [2021-04-29 01:14:06,870 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 01:14:06,870 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 01:14:06,870 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-04-29 01:14:06,870 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 01:14:06,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 01:14:06,871 INFO L82 PathProgramCache]: Analyzing trace with hash -134807018, now seen corresponding path program 1 times [2021-04-29 01:14:06,871 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 01:14:06,871 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [243055303] [2021-04-29 01:14:06,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 01:14:06,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 01:14:06,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:06,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 01:14:06,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:06,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 01:14:06,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:06,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 01:14:06,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 01:14:06,983 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [243055303] [2021-04-29 01:14:06,984 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 01:14:06,984 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-04-29 01:14:06,984 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1527365248] [2021-04-29 01:14:06,984 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-29 01:14:06,984 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 01:14:06,985 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-29 01:14:06,985 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-29 01:14:06,988 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 471 out of 663 [2021-04-29 01:14:06,990 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 58 places, 71 transitions, 275 flow. Second operand has 3 states, 3 states have (on average 472.0) internal successors, (1416), 3 states have internal predecessors, (1416), 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) [2021-04-29 01:14:06,990 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 01:14:06,990 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 471 of 663 [2021-04-29 01:14:06,991 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 01:14:07,040 INFO L129 PetriNetUnfolder]: 10/87 cut-off events. [2021-04-29 01:14:07,040 INFO L130 PetriNetUnfolder]: For 24/54 co-relation queries the response was YES. [2021-04-29 01:14:07,041 INFO L84 FinitePrefix]: Finished finitePrefix Result has 145 conditions, 87 events. 10/87 cut-off events. For 24/54 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 355 event pairs, 9 based on Foata normal form. 30/80 useless extension candidates. Maximal degree in co-relation 140. Up to 25 conditions per place. [2021-04-29 01:14:07,041 INFO L132 encePairwiseOnDemand]: 661/663 looper letters, 2 selfloop transitions, 1 changer transitions 20/46 dead transitions. [2021-04-29 01:14:07,041 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 52 places, 46 transitions, 128 flow [2021-04-29 01:14:07,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-29 01:14:07,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-04-29 01:14:07,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1417 transitions. [2021-04-29 01:14:07,050 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7124183006535948 [2021-04-29 01:14:07,051 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1417 transitions. [2021-04-29 01:14:07,051 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1417 transitions. [2021-04-29 01:14:07,052 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 01:14:07,052 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1417 transitions. [2021-04-29 01:14:07,056 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 472.3333333333333) internal successors, (1417), 3 states have internal predecessors, (1417), 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) [2021-04-29 01:14:07,063 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 663.0) internal successors, (2652), 4 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) [2021-04-29 01:14:07,065 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 663.0) internal successors, (2652), 4 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) [2021-04-29 01:14:07,065 INFO L185 Difference]: Start difference. First operand has 58 places, 71 transitions, 275 flow. Second operand 3 states and 1417 transitions. [2021-04-29 01:14:07,065 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 52 places, 46 transitions, 128 flow [2021-04-29 01:14:07,066 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 51 places, 46 transitions, 116 flow, removed 6 selfloop flow, removed 1 redundant places. [2021-04-29 01:14:07,067 INFO L241 Difference]: Finished difference. Result has 51 places, 26 transitions, 68 flow [2021-04-29 01:14:07,067 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=663, PETRI_DIFFERENCE_MINUEND_FLOW=110, PETRI_DIFFERENCE_MINUEND_PLACES=49, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=46, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=45, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=68, PETRI_PLACES=51, PETRI_TRANSITIONS=26} [2021-04-29 01:14:07,068 INFO L343 CegarLoopForPetriNet]: 201 programPoint places, -150 predicate places. [2021-04-29 01:14:07,068 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 01:14:07,068 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 51 places, 26 transitions, 68 flow [2021-04-29 01:14:07,068 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 51 places, 26 transitions, 68 flow [2021-04-29 01:14:07,069 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 30 places, 26 transitions, 68 flow [2021-04-29 01:14:07,075 INFO L129 PetriNetUnfolder]: 5/50 cut-off events. [2021-04-29 01:14:07,076 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-29 01:14:07,076 INFO L84 FinitePrefix]: Finished finitePrefix Result has 68 conditions, 50 events. 5/50 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 142 event pairs, 4 based on Foata normal form. 0/42 useless extension candidates. Maximal degree in co-relation 63. Up to 13 conditions per place. [2021-04-29 01:14:07,076 INFO L146 LiptonReduction]: Number of co-enabled transitions 210 [2021-04-29 01:14:09,386 INFO L158 LiptonReduction]: Checked pairs total: 72 [2021-04-29 01:14:09,387 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 01:14:09,387 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2319 [2021-04-29 01:14:09,388 INFO L480 AbstractCegarLoop]: Abstraction has has 30 places, 26 transitions, 68 flow [2021-04-29 01:14:09,389 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 472.0) internal successors, (1416), 3 states have internal predecessors, (1416), 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) [2021-04-29 01:14:09,389 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 01:14:09,389 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] [2021-04-29 01:14:09,390 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-04-29 01:14:09,390 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 01:14:09,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 01:14:09,390 INFO L82 PathProgramCache]: Analyzing trace with hash 888618009, now seen corresponding path program 1 times [2021-04-29 01:14:09,390 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 01:14:09,390 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [937960497] [2021-04-29 01:14:09,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 01:14:09,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 01:14:09,616 INFO L142 QuantifierPusher]: treesize reduction 2, result has 90.0 percent of original size [2021-04-29 01:14:09,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 01:14:09,651 INFO L142 QuantifierPusher]: treesize reduction 2, result has 90.0 percent of original size [2021-04-29 01:14:09,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 01:14:09,693 INFO L142 QuantifierPusher]: treesize reduction 18, result has 40.0 percent of original size [2021-04-29 01:14:09,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 01:14:09,728 INFO L142 QuantifierPusher]: treesize reduction 18, result has 53.8 percent of original size [2021-04-29 01:14:09,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-29 01:14:09,778 INFO L142 QuantifierPusher]: treesize reduction 18, result has 60.9 percent of original size [2021-04-29 01:14:09,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-04-29 01:14:09,805 INFO L142 QuantifierPusher]: treesize reduction 18, result has 53.8 percent of original size [2021-04-29 01:14:09,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-29 01:14:09,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:09,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-04-29 01:14:09,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:09,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 01:14:09,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:09,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 01:14:09,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 01:14:09,883 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [937960497] [2021-04-29 01:14:09,883 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 01:14:09,883 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-04-29 01:14:09,883 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [98011853] [2021-04-29 01:14:09,884 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-04-29 01:14:09,884 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 01:14:09,884 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-04-29 01:14:09,885 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-04-29 01:14:09,889 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 184 out of 663 [2021-04-29 01:14:09,891 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 30 places, 26 transitions, 68 flow. Second operand has 8 states, 8 states have (on average 186.0) internal successors, (1488), 8 states have internal predecessors, (1488), 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) [2021-04-29 01:14:09,891 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 01:14:09,891 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 184 of 663 [2021-04-29 01:14:09,892 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 01:14:10,485 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 32 [2021-04-29 01:14:10,846 INFO L129 PetriNetUnfolder]: 156/372 cut-off events. [2021-04-29 01:14:10,846 INFO L130 PetriNetUnfolder]: For 51/51 co-relation queries the response was YES. [2021-04-29 01:14:10,847 INFO L84 FinitePrefix]: Finished finitePrefix Result has 802 conditions, 372 events. 156/372 cut-off events. For 51/51 co-relation queries the response was YES. Maximal size of possible extension queue 34. Compared 1885 event pairs, 3 based on Foata normal form. 0/325 useless extension candidates. Maximal degree in co-relation 796. Up to 115 conditions per place. [2021-04-29 01:14:10,849 INFO L132 encePairwiseOnDemand]: 654/663 looper letters, 34 selfloop transitions, 13 changer transitions 6/60 dead transitions. [2021-04-29 01:14:10,849 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 36 places, 60 transitions, 260 flow [2021-04-29 01:14:10,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-29 01:14:10,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-04-29 01:14:10,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1342 transitions. [2021-04-29 01:14:10,859 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.2891618185735833 [2021-04-29 01:14:10,859 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1342 transitions. [2021-04-29 01:14:10,859 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1342 transitions. [2021-04-29 01:14:10,860 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 01:14:10,860 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1342 transitions. [2021-04-29 01:14:10,864 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 191.71428571428572) internal successors, (1342), 7 states have internal predecessors, (1342), 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) [2021-04-29 01:14:10,874 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 663.0) internal successors, (5304), 8 states have internal predecessors, (5304), 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) [2021-04-29 01:14:10,878 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 663.0) internal successors, (5304), 8 states have internal predecessors, (5304), 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) [2021-04-29 01:14:10,878 INFO L185 Difference]: Start difference. First operand has 30 places, 26 transitions, 68 flow. Second operand 7 states and 1342 transitions. [2021-04-29 01:14:10,878 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 36 places, 60 transitions, 260 flow [2021-04-29 01:14:10,879 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 35 places, 60 transitions, 259 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-04-29 01:14:10,881 INFO L241 Difference]: Finished difference. Result has 37 places, 31 transitions, 125 flow [2021-04-29 01:14:10,881 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=663, PETRI_DIFFERENCE_MINUEND_FLOW=67, PETRI_DIFFERENCE_MINUEND_PLACES=29, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=26, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=17, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=125, PETRI_PLACES=37, PETRI_TRANSITIONS=31} [2021-04-29 01:14:10,881 INFO L343 CegarLoopForPetriNet]: 201 programPoint places, -164 predicate places. [2021-04-29 01:14:10,882 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 01:14:10,882 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 37 places, 31 transitions, 125 flow [2021-04-29 01:14:10,882 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 37 places, 31 transitions, 125 flow [2021-04-29 01:14:10,882 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 35 places, 31 transitions, 125 flow [2021-04-29 01:14:10,896 INFO L129 PetriNetUnfolder]: 18/105 cut-off events. [2021-04-29 01:14:10,896 INFO L130 PetriNetUnfolder]: For 35/36 co-relation queries the response was YES. [2021-04-29 01:14:10,897 INFO L84 FinitePrefix]: Finished finitePrefix Result has 204 conditions, 105 events. 18/105 cut-off events. For 35/36 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 474 event pairs, 9 based on Foata normal form. 1/101 useless extension candidates. Maximal degree in co-relation 99. Up to 30 conditions per place. [2021-04-29 01:14:10,898 INFO L146 LiptonReduction]: Number of co-enabled transitions 194 [2021-04-29 01:14:10,950 INFO L158 LiptonReduction]: Checked pairs total: 75 [2021-04-29 01:14:10,950 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 01:14:10,950 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 68 [2021-04-29 01:14:10,951 INFO L480 AbstractCegarLoop]: Abstraction has has 35 places, 31 transitions, 125 flow [2021-04-29 01:14:10,953 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 186.0) internal successors, (1488), 8 states have internal predecessors, (1488), 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) [2021-04-29 01:14:10,953 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 01:14:10,953 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] [2021-04-29 01:14:10,953 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-04-29 01:14:10,954 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 01:14:10,954 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 01:14:10,954 INFO L82 PathProgramCache]: Analyzing trace with hash 1516524579, now seen corresponding path program 1 times [2021-04-29 01:14:10,954 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 01:14:10,954 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [760302958] [2021-04-29 01:14:10,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 01:14:11,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 01:14:11,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:11,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-04-29 01:14:11,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:11,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 01:14:11,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:11,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 01:14:11,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:11,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-29 01:14:11,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:11,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 01:14:11,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:11,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-04-29 01:14:11,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:11,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 01:14:11,312 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 01:14:11,313 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [760302958] [2021-04-29 01:14:11,313 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 01:14:11,313 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-04-29 01:14:11,313 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1358788265] [2021-04-29 01:14:11,313 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-04-29 01:14:11,314 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 01:14:11,314 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-04-29 01:14:11,314 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-04-29 01:14:11,318 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 213 out of 663 [2021-04-29 01:14:11,320 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 35 places, 31 transitions, 125 flow. Second operand has 7 states, 7 states have (on average 215.42857142857142) internal successors, (1508), 7 states have internal predecessors, (1508), 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) [2021-04-29 01:14:11,320 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 01:14:11,320 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 213 of 663 [2021-04-29 01:14:11,321 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 01:14:12,222 INFO L129 PetriNetUnfolder]: 127/298 cut-off events. [2021-04-29 01:14:12,222 INFO L130 PetriNetUnfolder]: For 199/203 co-relation queries the response was YES. [2021-04-29 01:14:12,223 INFO L84 FinitePrefix]: Finished finitePrefix Result has 804 conditions, 298 events. 127/298 cut-off events. For 199/203 co-relation queries the response was YES. Maximal size of possible extension queue 23. Compared 1273 event pairs, 70 based on Foata normal form. 7/304 useless extension candidates. Maximal degree in co-relation 350. Up to 208 conditions per place. [2021-04-29 01:14:12,224 INFO L132 encePairwiseOnDemand]: 656/663 looper letters, 39 selfloop transitions, 13 changer transitions 0/56 dead transitions. [2021-04-29 01:14:12,224 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 42 places, 56 transitions, 326 flow [2021-04-29 01:14:12,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-29 01:14:12,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-04-29 01:14:12,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 1753 transitions. [2021-04-29 01:14:12,236 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.3305052790346908 [2021-04-29 01:14:12,236 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 1753 transitions. [2021-04-29 01:14:12,236 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 1753 transitions. [2021-04-29 01:14:12,237 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 01:14:12,238 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 1753 transitions. [2021-04-29 01:14:12,243 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 219.125) internal successors, (1753), 8 states have internal predecessors, (1753), 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) [2021-04-29 01:14:12,253 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 663.0) internal successors, (5967), 9 states have internal predecessors, (5967), 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) [2021-04-29 01:14:12,256 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 663.0) internal successors, (5967), 9 states have internal predecessors, (5967), 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) [2021-04-29 01:14:12,257 INFO L185 Difference]: Start difference. First operand has 35 places, 31 transitions, 125 flow. Second operand 8 states and 1753 transitions. [2021-04-29 01:14:12,257 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 42 places, 56 transitions, 326 flow [2021-04-29 01:14:12,258 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 39 places, 56 transitions, 319 flow, removed 0 selfloop flow, removed 3 redundant places. [2021-04-29 01:14:12,260 INFO L241 Difference]: Finished difference. Result has 44 places, 39 transitions, 212 flow [2021-04-29 01:14:12,260 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=663, PETRI_DIFFERENCE_MINUEND_FLOW=108, PETRI_DIFFERENCE_MINUEND_PLACES=32, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=29, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=22, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=212, PETRI_PLACES=44, PETRI_TRANSITIONS=39} [2021-04-29 01:14:12,261 INFO L343 CegarLoopForPetriNet]: 201 programPoint places, -157 predicate places. [2021-04-29 01:14:12,261 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 01:14:12,261 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 44 places, 39 transitions, 212 flow [2021-04-29 01:14:12,261 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 44 places, 39 transitions, 212 flow [2021-04-29 01:14:12,262 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 44 places, 39 transitions, 212 flow [2021-04-29 01:14:12,279 INFO L129 PetriNetUnfolder]: 18/124 cut-off events. [2021-04-29 01:14:12,279 INFO L130 PetriNetUnfolder]: For 108/109 co-relation queries the response was YES. [2021-04-29 01:14:12,280 INFO L84 FinitePrefix]: Finished finitePrefix Result has 290 conditions, 124 events. 18/124 cut-off events. For 108/109 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 599 event pairs, 7 based on Foata normal form. 1/124 useless extension candidates. Maximal degree in co-relation 259. Up to 36 conditions per place. [2021-04-29 01:14:12,281 INFO L146 LiptonReduction]: Number of co-enabled transitions 188 [2021-04-29 01:14:12,363 INFO L158 LiptonReduction]: Checked pairs total: 108 [2021-04-29 01:14:12,363 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 01:14:12,363 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 102 [2021-04-29 01:14:12,364 INFO L480 AbstractCegarLoop]: Abstraction has has 44 places, 39 transitions, 212 flow [2021-04-29 01:14:12,365 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 215.42857142857142) internal successors, (1508), 7 states have internal predecessors, (1508), 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) [2021-04-29 01:14:12,366 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 01:14:12,366 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] [2021-04-29 01:14:12,366 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-04-29 01:14:12,366 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 01:14:12,366 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 01:14:12,367 INFO L82 PathProgramCache]: Analyzing trace with hash -2021342503, now seen corresponding path program 2 times [2021-04-29 01:14:12,367 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 01:14:12,367 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1992814547] [2021-04-29 01:14:12,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 01:14:12,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 01:14:12,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:12,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 01:14:12,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:12,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 01:14:12,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:12,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 01:14:12,610 INFO L142 QuantifierPusher]: treesize reduction 4, result has 73.3 percent of original size [2021-04-29 01:14:12,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 01:14:12,650 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-04-29 01:14:12,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-04-29 01:14:12,696 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.1 percent of original size [2021-04-29 01:14:12,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-29 01:14:12,733 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-04-29 01:14:12,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-04-29 01:14:12,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:12,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 01:14:12,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:12,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 01:14:12,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 01:14:12,777 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1992814547] [2021-04-29 01:14:12,777 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 01:14:12,777 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-04-29 01:14:12,778 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2267169] [2021-04-29 01:14:12,778 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-04-29 01:14:12,778 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 01:14:12,778 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-04-29 01:14:12,779 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-04-29 01:14:12,783 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 184 out of 663 [2021-04-29 01:14:12,785 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 44 places, 39 transitions, 212 flow. Second operand has 8 states, 8 states have (on average 186.0) internal successors, (1488), 8 states have internal predecessors, (1488), 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) [2021-04-29 01:14:12,785 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 01:14:12,785 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 184 of 663 [2021-04-29 01:14:12,785 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 01:14:13,601 INFO L129 PetriNetUnfolder]: 167/446 cut-off events. [2021-04-29 01:14:13,601 INFO L130 PetriNetUnfolder]: For 518/520 co-relation queries the response was YES. [2021-04-29 01:14:13,603 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1322 conditions, 446 events. 167/446 cut-off events. For 518/520 co-relation queries the response was YES. Maximal size of possible extension queue 41. Compared 2561 event pairs, 22 based on Foata normal form. 0/441 useless extension candidates. Maximal degree in co-relation 1256. Up to 166 conditions per place. [2021-04-29 01:14:13,606 INFO L132 encePairwiseOnDemand]: 655/663 looper letters, 53 selfloop transitions, 17 changer transitions 0/77 dead transitions. [2021-04-29 01:14:13,606 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 50 places, 77 transitions, 538 flow [2021-04-29 01:14:13,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-29 01:14:13,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-04-29 01:14:13,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1337 transitions. [2021-04-29 01:14:13,617 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.28808446455505277 [2021-04-29 01:14:13,617 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1337 transitions. [2021-04-29 01:14:13,617 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1337 transitions. [2021-04-29 01:14:13,619 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 01:14:13,619 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1337 transitions. [2021-04-29 01:14:13,623 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 191.0) internal successors, (1337), 7 states have internal predecessors, (1337), 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) [2021-04-29 01:14:13,632 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 663.0) internal successors, (5304), 8 states have internal predecessors, (5304), 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) [2021-04-29 01:14:13,635 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 663.0) internal successors, (5304), 8 states have internal predecessors, (5304), 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) [2021-04-29 01:14:13,635 INFO L185 Difference]: Start difference. First operand has 44 places, 39 transitions, 212 flow. Second operand 7 states and 1337 transitions. [2021-04-29 01:14:13,635 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 50 places, 77 transitions, 538 flow [2021-04-29 01:14:13,638 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 50 places, 77 transitions, 530 flow, removed 4 selfloop flow, removed 0 redundant places. [2021-04-29 01:14:13,640 INFO L241 Difference]: Finished difference. Result has 53 places, 45 transitions, 285 flow [2021-04-29 01:14:13,640 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=663, PETRI_DIFFERENCE_MINUEND_FLOW=204, PETRI_DIFFERENCE_MINUEND_PLACES=44, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=39, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=11, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=25, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=285, PETRI_PLACES=53, PETRI_TRANSITIONS=45} [2021-04-29 01:14:13,641 INFO L343 CegarLoopForPetriNet]: 201 programPoint places, -148 predicate places. [2021-04-29 01:14:13,641 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 01:14:13,641 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 53 places, 45 transitions, 285 flow [2021-04-29 01:14:13,641 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 53 places, 45 transitions, 285 flow [2021-04-29 01:14:13,642 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 53 places, 45 transitions, 285 flow [2021-04-29 01:14:13,667 INFO L129 PetriNetUnfolder]: 31/184 cut-off events. [2021-04-29 01:14:13,668 INFO L130 PetriNetUnfolder]: For 241/254 co-relation queries the response was YES. [2021-04-29 01:14:13,668 INFO L84 FinitePrefix]: Finished finitePrefix Result has 481 conditions, 184 events. 31/184 cut-off events. For 241/254 co-relation queries the response was YES. Maximal size of possible extension queue 23. Compared 1094 event pairs, 9 based on Foata normal form. 5/184 useless extension candidates. Maximal degree in co-relation 443. Up to 53 conditions per place. [2021-04-29 01:14:13,670 INFO L146 LiptonReduction]: Number of co-enabled transitions 216 [2021-04-29 01:14:13,725 INFO L158 LiptonReduction]: Checked pairs total: 134 [2021-04-29 01:14:13,725 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 01:14:13,725 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 84 [2021-04-29 01:14:13,726 INFO L480 AbstractCegarLoop]: Abstraction has has 53 places, 45 transitions, 285 flow [2021-04-29 01:14:13,727 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 186.0) internal successors, (1488), 8 states have internal predecessors, (1488), 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) [2021-04-29 01:14:13,727 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 01:14:13,728 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] [2021-04-29 01:14:13,728 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-04-29 01:14:13,728 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 01:14:13,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 01:14:13,728 INFO L82 PathProgramCache]: Analyzing trace with hash -2046008481, now seen corresponding path program 1 times [2021-04-29 01:14:13,728 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 01:14:13,729 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1304721719] [2021-04-29 01:14:13,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 01:14:13,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 01:14:13,986 INFO L142 QuantifierPusher]: treesize reduction 2, result has 93.9 percent of original size [2021-04-29 01:14:13,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-04-29 01:14:14,028 INFO L142 QuantifierPusher]: treesize reduction 6, result has 86.0 percent of original size [2021-04-29 01:14:14,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-04-29 01:14:14,083 INFO L142 QuantifierPusher]: treesize reduction 18, result has 68.4 percent of original size [2021-04-29 01:14:14,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-04-29 01:14:14,144 INFO L142 QuantifierPusher]: treesize reduction 10, result has 78.3 percent of original size [2021-04-29 01:14:14,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-04-29 01:14:14,209 INFO L142 QuantifierPusher]: treesize reduction 10, result has 78.3 percent of original size [2021-04-29 01:14:14,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-04-29 01:14:14,285 INFO L142 QuantifierPusher]: treesize reduction 10, result has 75.6 percent of original size [2021-04-29 01:14:14,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-04-29 01:14:14,311 INFO L142 QuantifierPusher]: treesize reduction 10, result has 71.4 percent of original size [2021-04-29 01:14:14,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-04-29 01:14:14,373 INFO L142 QuantifierPusher]: treesize reduction 10, result has 80.0 percent of original size [2021-04-29 01:14:14,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 01:14:14,451 INFO L142 QuantifierPusher]: treesize reduction 13, result has 80.0 percent of original size [2021-04-29 01:14:14,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-04-29 01:14:14,590 INFO L142 QuantifierPusher]: treesize reduction 15, result has 70.6 percent of original size [2021-04-29 01:14:14,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-04-29 01:14:14,705 INFO L142 QuantifierPusher]: treesize reduction 11, result has 76.6 percent of original size [2021-04-29 01:14:14,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-04-29 01:14:14,709 INFO L142 QuantifierPusher]: treesize reduction 4, result has 90.7 percent of original size [2021-04-29 01:14:14,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-04-29 01:14:14,789 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.9 percent of original size [2021-04-29 01:14:14,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 01:14:14,839 INFO L142 QuantifierPusher]: treesize reduction 31, result has 44.6 percent of original size [2021-04-29 01:14:14,842 INFO L147 QuantifierPusher]: treesize reduction 3, result has 88.0 percent of original size 22 [2021-04-29 01:14:14,957 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-04-29 01:14:14,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-04-29 01:14:15,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:15,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 01:14:15,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 01:14:15,103 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1304721719] [2021-04-29 01:14:15,103 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 01:14:15,103 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-04-29 01:14:15,103 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1566386732] [2021-04-29 01:14:15,104 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-04-29 01:14:15,104 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 01:14:15,105 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-04-29 01:14:15,105 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=178, Unknown=0, NotChecked=0, Total=210 [2021-04-29 01:14:15,109 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 163 out of 663 [2021-04-29 01:14:15,112 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 53 places, 45 transitions, 285 flow. Second operand has 15 states, 15 states have (on average 164.2) internal successors, (2463), 15 states have internal predecessors, (2463), 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) [2021-04-29 01:14:15,112 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 01:14:15,112 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 163 of 663 [2021-04-29 01:14:15,112 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 01:14:15,619 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 34 [2021-04-29 01:14:15,939 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-04-29 01:14:16,535 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 40 [2021-04-29 01:14:17,486 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 32 [2021-04-29 01:14:18,126 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 36 [2021-04-29 01:14:18,877 INFO L129 PetriNetUnfolder]: 396/934 cut-off events. [2021-04-29 01:14:18,877 INFO L130 PetriNetUnfolder]: For 1955/1959 co-relation queries the response was YES. [2021-04-29 01:14:18,881 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3145 conditions, 934 events. 396/934 cut-off events. For 1955/1959 co-relation queries the response was YES. Maximal size of possible extension queue 71. Compared 5802 event pairs, 109 based on Foata normal form. 1/922 useless extension candidates. Maximal degree in co-relation 1833. Up to 543 conditions per place. [2021-04-29 01:14:18,891 INFO L132 encePairwiseOnDemand]: 649/663 looper letters, 87 selfloop transitions, 33 changer transitions 14/139 dead transitions. [2021-04-29 01:14:18,892 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 65 places, 139 transitions, 1143 flow [2021-04-29 01:14:18,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-04-29 01:14:18,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-04-29 01:14:18,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 2204 transitions. [2021-04-29 01:14:18,905 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.25571411996751364 [2021-04-29 01:14:18,905 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 2204 transitions. [2021-04-29 01:14:18,905 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 2204 transitions. [2021-04-29 01:14:18,907 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 01:14:18,908 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 2204 transitions. [2021-04-29 01:14:18,913 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 169.53846153846155) internal successors, (2204), 13 states have internal predecessors, (2204), 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) [2021-04-29 01:14:18,926 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 663.0) internal successors, (9282), 14 states have internal predecessors, (9282), 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) [2021-04-29 01:14:18,929 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 663.0) internal successors, (9282), 14 states have internal predecessors, (9282), 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) [2021-04-29 01:14:18,929 INFO L185 Difference]: Start difference. First operand has 53 places, 45 transitions, 285 flow. Second operand 13 states and 2204 transitions. [2021-04-29 01:14:18,929 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 65 places, 139 transitions, 1143 flow [2021-04-29 01:14:18,943 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 62 places, 139 transitions, 1083 flow, removed 11 selfloop flow, removed 3 redundant places. [2021-04-29 01:14:18,948 INFO L241 Difference]: Finished difference. Result has 71 places, 79 transitions, 639 flow [2021-04-29 01:14:18,948 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=663, PETRI_DIFFERENCE_MINUEND_FLOW=265, PETRI_DIFFERENCE_MINUEND_PLACES=50, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=45, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=24, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=639, PETRI_PLACES=71, PETRI_TRANSITIONS=79} [2021-04-29 01:14:18,948 INFO L343 CegarLoopForPetriNet]: 201 programPoint places, -130 predicate places. [2021-04-29 01:14:18,948 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 01:14:18,948 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 71 places, 79 transitions, 639 flow [2021-04-29 01:14:18,949 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 71 places, 79 transitions, 639 flow [2021-04-29 01:14:18,950 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 68 places, 79 transitions, 639 flow [2021-04-29 01:14:19,010 INFO L129 PetriNetUnfolder]: 85/393 cut-off events. [2021-04-29 01:14:19,011 INFO L130 PetriNetUnfolder]: For 911/936 co-relation queries the response was YES. [2021-04-29 01:14:19,013 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1357 conditions, 393 events. 85/393 cut-off events. For 911/936 co-relation queries the response was YES. Maximal size of possible extension queue 44. Compared 2774 event pairs, 4 based on Foata normal form. 6/387 useless extension candidates. Maximal degree in co-relation 1331. Up to 119 conditions per place. [2021-04-29 01:14:19,018 INFO L146 LiptonReduction]: Number of co-enabled transitions 328 [2021-04-29 01:14:19,029 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 01:14:19,029 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 01:14:19,029 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 81 [2021-04-29 01:14:19,030 INFO L480 AbstractCegarLoop]: Abstraction has has 68 places, 79 transitions, 639 flow [2021-04-29 01:14:19,043 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 164.2) internal successors, (2463), 15 states have internal predecessors, (2463), 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) [2021-04-29 01:14:19,043 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 01:14:19,043 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] [2021-04-29 01:14:19,043 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-04-29 01:14:19,043 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 01:14:19,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 01:14:19,044 INFO L82 PathProgramCache]: Analyzing trace with hash 79303545, now seen corresponding path program 2 times [2021-04-29 01:14:19,044 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 01:14:19,044 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1841603741] [2021-04-29 01:14:19,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 01:14:19,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 01:14:19,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:19,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 01:14:19,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:19,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 01:14:19,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:19,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 01:14:19,322 INFO L142 QuantifierPusher]: treesize reduction 17, result has 64.6 percent of original size [2021-04-29 01:14:19,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-04-29 01:14:19,459 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 19 [2021-04-29 01:14:19,463 INFO L142 QuantifierPusher]: treesize reduction 11, result has 54.2 percent of original size [2021-04-29 01:14:19,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 01:14:19,471 INFO L142 QuantifierPusher]: treesize reduction 11, result has 54.2 percent of original size [2021-04-29 01:14:19,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 01:14:19,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:19,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 01:14:19,479 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 01:14:19,479 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1841603741] [2021-04-29 01:14:19,479 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 01:14:19,479 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-04-29 01:14:19,479 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2110094847] [2021-04-29 01:14:19,480 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-04-29 01:14:19,480 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 01:14:19,480 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-04-29 01:14:19,480 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-04-29 01:14:19,490 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 429 out of 663 [2021-04-29 01:14:19,494 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 68 places, 79 transitions, 639 flow. Second operand has 6 states, 6 states have (on average 430.6666666666667) internal successors, (2584), 6 states have internal predecessors, (2584), 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) [2021-04-29 01:14:19,494 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 01:14:19,494 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 429 of 663 [2021-04-29 01:14:19,494 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 01:14:19,876 INFO L129 PetriNetUnfolder]: 176/641 cut-off events. [2021-04-29 01:14:19,876 INFO L130 PetriNetUnfolder]: For 1668/1729 co-relation queries the response was YES. [2021-04-29 01:14:19,881 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2331 conditions, 641 events. 176/641 cut-off events. For 1668/1729 co-relation queries the response was YES. Maximal size of possible extension queue 78. Compared 4820 event pairs, 11 based on Foata normal form. 32/658 useless extension candidates. Maximal degree in co-relation 2304. Up to 172 conditions per place. [2021-04-29 01:14:19,885 INFO L132 encePairwiseOnDemand]: 656/663 looper letters, 38 selfloop transitions, 12 changer transitions 0/95 dead transitions. [2021-04-29 01:14:19,886 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 73 places, 95 transitions, 860 flow [2021-04-29 01:14:19,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-04-29 01:14:19,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-04-29 01:14:19,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2592 transitions. [2021-04-29 01:14:19,898 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6515837104072398 [2021-04-29 01:14:19,899 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 2592 transitions. [2021-04-29 01:14:19,899 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 2592 transitions. [2021-04-29 01:14:19,901 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 01:14:19,901 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 2592 transitions. [2021-04-29 01:14:19,907 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 432.0) internal successors, (2592), 6 states have internal predecessors, (2592), 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) [2021-04-29 01:14:19,915 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 663.0) internal successors, (4641), 7 states have internal predecessors, (4641), 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) [2021-04-29 01:14:19,917 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 663.0) internal successors, (4641), 7 states have internal predecessors, (4641), 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) [2021-04-29 01:14:19,917 INFO L185 Difference]: Start difference. First operand has 68 places, 79 transitions, 639 flow. Second operand 6 states and 2592 transitions. [2021-04-29 01:14:19,917 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 73 places, 95 transitions, 860 flow [2021-04-29 01:14:19,928 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 69 places, 95 transitions, 804 flow, removed 27 selfloop flow, removed 4 redundant places. [2021-04-29 01:14:19,931 INFO L241 Difference]: Finished difference. Result has 70 places, 81 transitions, 643 flow [2021-04-29 01:14:19,931 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=663, PETRI_DIFFERENCE_MINUEND_FLOW=601, PETRI_DIFFERENCE_MINUEND_PLACES=64, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=79, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=67, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=643, PETRI_PLACES=70, PETRI_TRANSITIONS=81} [2021-04-29 01:14:19,931 INFO L343 CegarLoopForPetriNet]: 201 programPoint places, -131 predicate places. [2021-04-29 01:14:19,931 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 01:14:19,932 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 70 places, 81 transitions, 643 flow [2021-04-29 01:14:19,932 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 70 places, 81 transitions, 643 flow [2021-04-29 01:14:19,933 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 70 places, 81 transitions, 643 flow [2021-04-29 01:14:20,004 INFO L129 PetriNetUnfolder]: 122/512 cut-off events. [2021-04-29 01:14:20,004 INFO L130 PetriNetUnfolder]: For 1129/1154 co-relation queries the response was YES. [2021-04-29 01:14:20,008 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1753 conditions, 512 events. 122/512 cut-off events. For 1129/1154 co-relation queries the response was YES. Maximal size of possible extension queue 62. Compared 3858 event pairs, 6 based on Foata normal form. 10/507 useless extension candidates. Maximal degree in co-relation 1473. Up to 133 conditions per place. [2021-04-29 01:14:20,014 INFO L146 LiptonReduction]: Number of co-enabled transitions 336 [2021-04-29 01:14:20,039 INFO L158 LiptonReduction]: Checked pairs total: 108 [2021-04-29 01:14:20,040 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 01:14:20,040 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 109 [2021-04-29 01:14:20,041 INFO L480 AbstractCegarLoop]: Abstraction has has 70 places, 81 transitions, 643 flow [2021-04-29 01:14:20,042 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 430.6666666666667) internal successors, (2584), 6 states have internal predecessors, (2584), 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) [2021-04-29 01:14:20,042 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 01:14:20,042 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] [2021-04-29 01:14:20,042 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-04-29 01:14:20,043 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 01:14:20,043 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 01:14:20,043 INFO L82 PathProgramCache]: Analyzing trace with hash 1870601487, now seen corresponding path program 2 times [2021-04-29 01:14:20,043 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 01:14:20,043 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2061852420] [2021-04-29 01:14:20,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 01:14:20,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 01:14:20,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:20,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-29 01:14:20,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:20,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-29 01:14:20,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:20,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-04-29 01:14:20,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:20,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 01:14:20,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:20,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-29 01:14:20,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:20,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 01:14:20,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:20,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-04-29 01:14:20,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:20,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 01:14:20,380 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 01:14:20,381 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2061852420] [2021-04-29 01:14:20,381 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 01:14:20,381 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-04-29 01:14:20,382 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [291856639] [2021-04-29 01:14:20,382 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-04-29 01:14:20,382 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 01:14:20,382 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-04-29 01:14:20,383 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-04-29 01:14:20,388 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 194 out of 663 [2021-04-29 01:14:20,389 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 70 places, 81 transitions, 643 flow. Second operand has 7 states, 7 states have (on average 196.42857142857142) internal successors, (1375), 7 states have internal predecessors, (1375), 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) [2021-04-29 01:14:20,390 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 01:14:20,390 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 194 of 663 [2021-04-29 01:14:20,390 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 01:14:21,498 INFO L129 PetriNetUnfolder]: 524/1275 cut-off events. [2021-04-29 01:14:21,499 INFO L130 PetriNetUnfolder]: For 3654/3674 co-relation queries the response was YES. [2021-04-29 01:14:21,507 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5265 conditions, 1275 events. 524/1275 cut-off events. For 3654/3674 co-relation queries the response was YES. Maximal size of possible extension queue 119. Compared 9042 event pairs, 129 based on Foata normal form. 30/1298 useless extension candidates. Maximal degree in co-relation 3908. Up to 692 conditions per place. [2021-04-29 01:14:21,516 INFO L132 encePairwiseOnDemand]: 655/663 looper letters, 91 selfloop transitions, 40 changer transitions 0/139 dead transitions. [2021-04-29 01:14:21,517 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 77 places, 139 transitions, 1338 flow [2021-04-29 01:14:21,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-29 01:14:21,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-04-29 01:14:21,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 1607 transitions. [2021-04-29 01:14:21,527 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.3029788838612368 [2021-04-29 01:14:21,527 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 1607 transitions. [2021-04-29 01:14:21,527 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 1607 transitions. [2021-04-29 01:14:21,529 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 01:14:21,529 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 1607 transitions. [2021-04-29 01:14:21,533 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 200.875) internal successors, (1607), 8 states have internal predecessors, (1607), 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) [2021-04-29 01:14:21,540 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 663.0) internal successors, (5967), 9 states have internal predecessors, (5967), 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) [2021-04-29 01:14:21,542 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 663.0) internal successors, (5967), 9 states have internal predecessors, (5967), 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) [2021-04-29 01:14:21,542 INFO L185 Difference]: Start difference. First operand has 70 places, 81 transitions, 643 flow. Second operand 8 states and 1607 transitions. [2021-04-29 01:14:21,542 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 77 places, 139 transitions, 1338 flow [2021-04-29 01:14:21,552 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 73 places, 139 transitions, 1316 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-04-29 01:14:21,556 INFO L241 Difference]: Finished difference. Result has 76 places, 101 transitions, 946 flow [2021-04-29 01:14:21,556 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=663, PETRI_DIFFERENCE_MINUEND_FLOW=609, PETRI_DIFFERENCE_MINUEND_PLACES=66, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=79, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=23, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=50, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=946, PETRI_PLACES=76, PETRI_TRANSITIONS=101} [2021-04-29 01:14:21,556 INFO L343 CegarLoopForPetriNet]: 201 programPoint places, -125 predicate places. [2021-04-29 01:14:21,556 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 01:14:21,557 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 76 places, 101 transitions, 946 flow [2021-04-29 01:14:21,557 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 76 places, 101 transitions, 946 flow [2021-04-29 01:14:21,558 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 76 places, 101 transitions, 946 flow [2021-04-29 01:14:21,660 INFO L129 PetriNetUnfolder]: 178/703 cut-off events. [2021-04-29 01:14:21,660 INFO L130 PetriNetUnfolder]: For 2173/2222 co-relation queries the response was YES. [2021-04-29 01:14:21,665 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2619 conditions, 703 events. 178/703 cut-off events. For 2173/2222 co-relation queries the response was YES. Maximal size of possible extension queue 87. Compared 5756 event pairs, 20 based on Foata normal form. 15/711 useless extension candidates. Maximal degree in co-relation 1962. Up to 191 conditions per place. [2021-04-29 01:14:21,673 INFO L146 LiptonReduction]: Number of co-enabled transitions 358 [2021-04-29 01:14:21,684 INFO L158 LiptonReduction]: Checked pairs total: 126 [2021-04-29 01:14:21,685 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 01:14:21,685 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 129 [2021-04-29 01:14:21,686 INFO L480 AbstractCegarLoop]: Abstraction has has 76 places, 101 transitions, 946 flow [2021-04-29 01:14:21,687 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 196.42857142857142) internal successors, (1375), 7 states have internal predecessors, (1375), 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) [2021-04-29 01:14:21,687 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 01:14:21,687 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] [2021-04-29 01:14:21,687 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-04-29 01:14:21,687 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 01:14:21,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 01:14:21,688 INFO L82 PathProgramCache]: Analyzing trace with hash -991995499, now seen corresponding path program 3 times [2021-04-29 01:14:21,688 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 01:14:21,688 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2089360859] [2021-04-29 01:14:21,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 01:14:21,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 01:14:21,846 INFO L142 QuantifierPusher]: treesize reduction 2, result has 93.9 percent of original size [2021-04-29 01:14:21,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-04-29 01:14:21,885 INFO L142 QuantifierPusher]: treesize reduction 9, result has 80.4 percent of original size [2021-04-29 01:14:21,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-04-29 01:14:21,942 INFO L142 QuantifierPusher]: treesize reduction 9, result has 76.3 percent of original size [2021-04-29 01:14:21,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 01:14:21,994 INFO L142 QuantifierPusher]: treesize reduction 10, result has 78.3 percent of original size [2021-04-29 01:14:21,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-04-29 01:14:22,060 INFO L142 QuantifierPusher]: treesize reduction 10, result has 75.6 percent of original size [2021-04-29 01:14:22,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-04-29 01:14:22,087 INFO L142 QuantifierPusher]: treesize reduction 10, result has 71.4 percent of original size [2021-04-29 01:14:22,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-04-29 01:14:22,149 INFO L142 QuantifierPusher]: treesize reduction 10, result has 71.4 percent of original size [2021-04-29 01:14:22,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-04-29 01:14:22,216 INFO L142 QuantifierPusher]: treesize reduction 10, result has 80.0 percent of original size [2021-04-29 01:14:22,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 01:14:22,298 INFO L142 QuantifierPusher]: treesize reduction 8, result has 80.0 percent of original size [2021-04-29 01:14:22,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 01:14:22,372 INFO L142 QuantifierPusher]: treesize reduction 8, result has 79.5 percent of original size [2021-04-29 01:14:22,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-04-29 01:14:22,445 INFO L142 QuantifierPusher]: treesize reduction 4, result has 90.7 percent of original size [2021-04-29 01:14:22,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-04-29 01:14:22,558 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.9 percent of original size [2021-04-29 01:14:22,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 01:14:22,609 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.9 percent of original size [2021-04-29 01:14:22,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 01:14:22,664 INFO L142 QuantifierPusher]: treesize reduction 31, result has 44.6 percent of original size [2021-04-29 01:14:22,667 INFO L147 QuantifierPusher]: treesize reduction 3, result has 88.0 percent of original size 22 [2021-04-29 01:14:22,782 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-04-29 01:14:22,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-04-29 01:14:22,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:22,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 01:14:22,929 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 01:14:22,930 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2089360859] [2021-04-29 01:14:22,930 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 01:14:22,930 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-04-29 01:14:22,931 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [227139676] [2021-04-29 01:14:22,931 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-04-29 01:14:22,931 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 01:14:22,932 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-04-29 01:14:22,932 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=179, Unknown=0, NotChecked=0, Total=210 [2021-04-29 01:14:22,937 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 163 out of 663 [2021-04-29 01:14:22,939 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 76 places, 101 transitions, 946 flow. Second operand has 15 states, 15 states have (on average 164.2) internal successors, (2463), 15 states have internal predecessors, (2463), 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) [2021-04-29 01:14:22,939 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 01:14:22,939 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 163 of 663 [2021-04-29 01:14:22,939 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 01:14:23,376 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 34 [2021-04-29 01:14:23,724 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 36 [2021-04-29 01:14:24,185 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 40 [2021-04-29 01:14:25,202 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 32 [2021-04-29 01:14:25,901 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 36 [2021-04-29 01:14:26,832 INFO L129 PetriNetUnfolder]: 652/1590 cut-off events. [2021-04-29 01:14:26,832 INFO L130 PetriNetUnfolder]: For 6644/6653 co-relation queries the response was YES. [2021-04-29 01:14:26,839 INFO L84 FinitePrefix]: Finished finitePrefix Result has 7176 conditions, 1590 events. 652/1590 cut-off events. For 6644/6653 co-relation queries the response was YES. Maximal size of possible extension queue 156. Compared 11933 event pairs, 193 based on Foata normal form. 1/1575 useless extension candidates. Maximal degree in co-relation 5715. Up to 1083 conditions per place. [2021-04-29 01:14:26,851 INFO L132 encePairwiseOnDemand]: 649/663 looper letters, 136 selfloop transitions, 43 changer transitions 18/202 dead transitions. [2021-04-29 01:14:26,851 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 89 places, 202 transitions, 2182 flow [2021-04-29 01:14:26,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-04-29 01:14:26,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2021-04-29 01:14:26,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 2373 transitions. [2021-04-29 01:14:26,865 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.25565610859728505 [2021-04-29 01:14:26,865 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 2373 transitions. [2021-04-29 01:14:26,865 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 2373 transitions. [2021-04-29 01:14:26,867 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 01:14:26,867 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 2373 transitions. [2021-04-29 01:14:26,872 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 169.5) internal successors, (2373), 14 states have internal predecessors, (2373), 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) [2021-04-29 01:14:26,885 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 663.0) internal successors, (9945), 15 states have internal predecessors, (9945), 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) [2021-04-29 01:14:26,889 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 663.0) internal successors, (9945), 15 states have internal predecessors, (9945), 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) [2021-04-29 01:14:26,889 INFO L185 Difference]: Start difference. First operand has 76 places, 101 transitions, 946 flow. Second operand 14 states and 2373 transitions. [2021-04-29 01:14:26,889 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 89 places, 202 transitions, 2182 flow [2021-04-29 01:14:26,908 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 87 places, 202 transitions, 2164 flow, removed 6 selfloop flow, removed 2 redundant places. [2021-04-29 01:14:26,912 INFO L241 Difference]: Finished difference. Result has 94 places, 125 transitions, 1336 flow [2021-04-29 01:14:26,913 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=663, PETRI_DIFFERENCE_MINUEND_FLOW=932, PETRI_DIFFERENCE_MINUEND_PLACES=74, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=101, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=23, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=68, PETRI_DIFFERENCE_SUBTRAHEND_STATES=14, PETRI_FLOW=1336, PETRI_PLACES=94, PETRI_TRANSITIONS=125} [2021-04-29 01:14:26,913 INFO L343 CegarLoopForPetriNet]: 201 programPoint places, -107 predicate places. [2021-04-29 01:14:26,913 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 01:14:26,913 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 94 places, 125 transitions, 1336 flow [2021-04-29 01:14:26,914 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 94 places, 125 transitions, 1336 flow [2021-04-29 01:14:26,915 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 91 places, 125 transitions, 1336 flow [2021-04-29 01:14:27,047 INFO L129 PetriNetUnfolder]: 229/872 cut-off events. [2021-04-29 01:14:27,047 INFO L130 PetriNetUnfolder]: For 4184/4275 co-relation queries the response was YES. [2021-04-29 01:14:27,053 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3751 conditions, 872 events. 229/872 cut-off events. For 4184/4275 co-relation queries the response was YES. Maximal size of possible extension queue 114. Compared 7469 event pairs, 15 based on Foata normal form. 21/879 useless extension candidates. Maximal degree in co-relation 3715. Up to 247 conditions per place. [2021-04-29 01:14:27,063 INFO L146 LiptonReduction]: Number of co-enabled transitions 444 [2021-04-29 01:14:27,084 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 01:14:27,084 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 01:14:27,084 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 171 [2021-04-29 01:14:27,086 INFO L480 AbstractCegarLoop]: Abstraction has has 91 places, 125 transitions, 1336 flow [2021-04-29 01:14:27,086 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 164.2) internal successors, (2463), 15 states have internal predecessors, (2463), 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) [2021-04-29 01:14:27,087 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 01:14:27,087 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] [2021-04-29 01:14:27,087 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-04-29 01:14:27,087 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 01:14:27,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 01:14:27,088 INFO L82 PathProgramCache]: Analyzing trace with hash -1975683679, now seen corresponding path program 4 times [2021-04-29 01:14:27,088 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 01:14:27,088 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [895894959] [2021-04-29 01:14:27,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 01:14:27,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 01:14:27,312 INFO L142 QuantifierPusher]: treesize reduction 2, result has 93.9 percent of original size [2021-04-29 01:14:27,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-04-29 01:14:27,350 INFO L142 QuantifierPusher]: treesize reduction 9, result has 80.4 percent of original size [2021-04-29 01:14:27,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-04-29 01:14:27,401 INFO L142 QuantifierPusher]: treesize reduction 9, result has 76.3 percent of original size [2021-04-29 01:14:27,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 01:14:27,450 INFO L142 QuantifierPusher]: treesize reduction 10, result has 78.3 percent of original size [2021-04-29 01:14:27,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-04-29 01:14:27,507 INFO L142 QuantifierPusher]: treesize reduction 10, result has 75.6 percent of original size [2021-04-29 01:14:27,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-04-29 01:14:27,529 INFO L142 QuantifierPusher]: treesize reduction 10, result has 71.4 percent of original size [2021-04-29 01:14:27,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-04-29 01:14:27,586 INFO L142 QuantifierPusher]: treesize reduction 10, result has 80.0 percent of original size [2021-04-29 01:14:27,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 01:14:27,653 INFO L142 QuantifierPusher]: treesize reduction 8, result has 80.0 percent of original size [2021-04-29 01:14:27,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 01:14:27,715 INFO L142 QuantifierPusher]: treesize reduction 8, result has 80.0 percent of original size [2021-04-29 01:14:27,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 01:14:27,780 INFO L142 QuantifierPusher]: treesize reduction 8, result has 79.5 percent of original size [2021-04-29 01:14:27,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-04-29 01:14:27,850 INFO L142 QuantifierPusher]: treesize reduction 4, result has 90.7 percent of original size [2021-04-29 01:14:27,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-04-29 01:14:27,940 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.9 percent of original size [2021-04-29 01:14:27,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 01:14:27,997 INFO L142 QuantifierPusher]: treesize reduction 31, result has 44.6 percent of original size [2021-04-29 01:14:28,000 INFO L147 QuantifierPusher]: treesize reduction 3, result has 88.0 percent of original size 22 [2021-04-29 01:14:28,116 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-04-29 01:14:28,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-04-29 01:14:28,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:28,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 01:14:28,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:28,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 01:14:28,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 01:14:28,267 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [895894959] [2021-04-29 01:14:28,267 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 01:14:28,267 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-04-29 01:14:28,267 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [768215617] [2021-04-29 01:14:28,267 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-04-29 01:14:28,267 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 01:14:28,268 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-04-29 01:14:28,268 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=179, Unknown=0, NotChecked=0, Total=210 [2021-04-29 01:14:28,272 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 163 out of 663 [2021-04-29 01:14:28,274 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 91 places, 125 transitions, 1336 flow. Second operand has 15 states, 15 states have (on average 164.2) internal successors, (2463), 15 states have internal predecessors, (2463), 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) [2021-04-29 01:14:28,274 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 01:14:28,274 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 163 of 663 [2021-04-29 01:14:28,275 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 01:14:28,826 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 34 [2021-04-29 01:14:29,204 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 36 [2021-04-29 01:14:29,810 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 29 [2021-04-29 01:14:30,175 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 32 [2021-04-29 01:14:30,586 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 36 [2021-04-29 01:14:31,396 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 40 [2021-04-29 01:14:32,268 INFO L129 PetriNetUnfolder]: 706/1730 cut-off events. [2021-04-29 01:14:32,268 INFO L130 PetriNetUnfolder]: For 10302/10315 co-relation queries the response was YES. [2021-04-29 01:14:32,276 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8748 conditions, 1730 events. 706/1730 cut-off events. For 10302/10315 co-relation queries the response was YES. Maximal size of possible extension queue 177. Compared 13351 event pairs, 161 based on Foata normal form. 5/1721 useless extension candidates. Maximal degree in co-relation 8710. Up to 881 conditions per place. [2021-04-29 01:14:32,289 INFO L132 encePairwiseOnDemand]: 649/663 looper letters, 117 selfloop transitions, 66 changer transitions 19/207 dead transitions. [2021-04-29 01:14:32,290 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 103 places, 207 transitions, 2477 flow [2021-04-29 01:14:32,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-04-29 01:14:32,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-04-29 01:14:32,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 2202 transitions. [2021-04-29 01:14:32,303 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.2554820744865994 [2021-04-29 01:14:32,303 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 2202 transitions. [2021-04-29 01:14:32,303 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 2202 transitions. [2021-04-29 01:14:32,305 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 01:14:32,305 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 2202 transitions. [2021-04-29 01:14:32,311 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 169.3846153846154) internal successors, (2202), 13 states have internal predecessors, (2202), 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) [2021-04-29 01:14:32,323 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 663.0) internal successors, (9282), 14 states have internal predecessors, (9282), 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) [2021-04-29 01:14:32,325 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 663.0) internal successors, (9282), 14 states have internal predecessors, (9282), 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) [2021-04-29 01:14:32,325 INFO L185 Difference]: Start difference. First operand has 91 places, 125 transitions, 1336 flow. Second operand 13 states and 2202 transitions. [2021-04-29 01:14:32,325 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 103 places, 207 transitions, 2477 flow [2021-04-29 01:14:32,360 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 98 places, 207 transitions, 2403 flow, removed 34 selfloop flow, removed 5 redundant places. [2021-04-29 01:14:32,365 INFO L241 Difference]: Finished difference. Result has 104 places, 142 transitions, 1700 flow [2021-04-29 01:14:32,366 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=663, PETRI_DIFFERENCE_MINUEND_FLOW=1282, PETRI_DIFFERENCE_MINUEND_PLACES=86, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=125, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=49, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=61, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=1700, PETRI_PLACES=104, PETRI_TRANSITIONS=142} [2021-04-29 01:14:32,366 INFO L343 CegarLoopForPetriNet]: 201 programPoint places, -97 predicate places. [2021-04-29 01:14:32,366 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 01:14:32,367 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 104 places, 142 transitions, 1700 flow [2021-04-29 01:14:32,367 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 104 places, 142 transitions, 1700 flow [2021-04-29 01:14:32,369 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 101 places, 142 transitions, 1700 flow [2021-04-29 01:14:32,551 INFO L129 PetriNetUnfolder]: 247/933 cut-off events. [2021-04-29 01:14:32,551 INFO L130 PetriNetUnfolder]: For 5885/6005 co-relation queries the response was YES. [2021-04-29 01:14:32,557 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4406 conditions, 933 events. 247/933 cut-off events. For 5885/6005 co-relation queries the response was YES. Maximal size of possible extension queue 120. Compared 8147 event pairs, 17 based on Foata normal form. 42/960 useless extension candidates. Maximal degree in co-relation 4366. Up to 243 conditions per place. [2021-04-29 01:14:32,569 INFO L146 LiptonReduction]: Number of co-enabled transitions 470 [2021-04-29 01:14:32,596 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 01:14:32,596 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 01:14:32,597 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 231 [2021-04-29 01:14:32,600 INFO L480 AbstractCegarLoop]: Abstraction has has 101 places, 142 transitions, 1700 flow [2021-04-29 01:14:32,601 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 164.2) internal successors, (2463), 15 states have internal predecessors, (2463), 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) [2021-04-29 01:14:32,601 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 01:14:32,601 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] [2021-04-29 01:14:32,602 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-04-29 01:14:32,602 INFO L428 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 01:14:32,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 01:14:32,602 INFO L82 PathProgramCache]: Analyzing trace with hash -535726757, now seen corresponding path program 5 times [2021-04-29 01:14:32,602 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 01:14:32,603 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1230460949] [2021-04-29 01:14:32,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 01:14:32,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 01:14:32,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:32,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 01:14:32,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:32,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 01:14:32,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:32,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 01:14:32,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:32,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-04-29 01:14:32,872 INFO L142 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-04-29 01:14:32,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 01:14:32,877 INFO L142 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-04-29 01:14:32,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 01:14:32,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:32,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 01:14:32,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 01:14:32,892 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1230460949] [2021-04-29 01:14:32,892 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 01:14:32,892 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-04-29 01:14:32,892 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [34310139] [2021-04-29 01:14:32,893 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-04-29 01:14:32,893 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 01:14:32,894 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-04-29 01:14:32,894 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-04-29 01:14:32,897 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 429 out of 663 [2021-04-29 01:14:32,899 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 101 places, 142 transitions, 1700 flow. Second operand has 6 states, 6 states have (on average 430.6666666666667) internal successors, (2584), 6 states have internal predecessors, (2584), 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) [2021-04-29 01:14:32,899 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 01:14:32,899 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 429 of 663 [2021-04-29 01:14:32,899 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 01:14:33,335 INFO L129 PetriNetUnfolder]: 233/847 cut-off events. [2021-04-29 01:14:33,336 INFO L130 PetriNetUnfolder]: For 5688/5756 co-relation queries the response was YES. [2021-04-29 01:14:33,340 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4271 conditions, 847 events. 233/847 cut-off events. For 5688/5756 co-relation queries the response was YES. Maximal size of possible extension queue 109. Compared 6970 event pairs, 48 based on Foata normal form. 24/854 useless extension candidates. Maximal degree in co-relation 4230. Up to 313 conditions per place. [2021-04-29 01:14:33,345 INFO L132 encePairwiseOnDemand]: 657/663 looper letters, 36 selfloop transitions, 10 changer transitions 0/143 dead transitions. [2021-04-29 01:14:33,345 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 106 places, 143 transitions, 1748 flow [2021-04-29 01:14:33,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-04-29 01:14:33,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-04-29 01:14:33,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2594 transitions. [2021-04-29 01:14:33,356 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6520864756158874 [2021-04-29 01:14:33,356 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 2594 transitions. [2021-04-29 01:14:33,356 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 2594 transitions. [2021-04-29 01:14:33,359 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 01:14:33,359 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 2594 transitions. [2021-04-29 01:14:33,365 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 432.3333333333333) internal successors, (2594), 6 states have internal predecessors, (2594), 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) [2021-04-29 01:14:33,371 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 663.0) internal successors, (4641), 7 states have internal predecessors, (4641), 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) [2021-04-29 01:14:33,372 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 663.0) internal successors, (4641), 7 states have internal predecessors, (4641), 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) [2021-04-29 01:14:33,372 INFO L185 Difference]: Start difference. First operand has 101 places, 142 transitions, 1700 flow. Second operand 6 states and 2594 transitions. [2021-04-29 01:14:33,372 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 106 places, 143 transitions, 1748 flow [2021-04-29 01:14:33,398 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 95 places, 143 transitions, 1635 flow, removed 15 selfloop flow, removed 11 redundant places. [2021-04-29 01:14:33,402 INFO L241 Difference]: Finished difference. Result has 97 places, 133 transitions, 1501 flow [2021-04-29 01:14:33,403 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=663, PETRI_DIFFERENCE_MINUEND_FLOW=1442, PETRI_DIFFERENCE_MINUEND_PLACES=90, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=131, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=121, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=1501, PETRI_PLACES=97, PETRI_TRANSITIONS=133} [2021-04-29 01:14:33,403 INFO L343 CegarLoopForPetriNet]: 201 programPoint places, -104 predicate places. [2021-04-29 01:14:33,403 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 01:14:33,403 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 97 places, 133 transitions, 1501 flow [2021-04-29 01:14:33,403 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 97 places, 133 transitions, 1501 flow [2021-04-29 01:14:33,405 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 97 places, 133 transitions, 1501 flow [2021-04-29 01:14:33,546 INFO L129 PetriNetUnfolder]: 187/753 cut-off events. [2021-04-29 01:14:33,546 INFO L130 PetriNetUnfolder]: For 4306/4388 co-relation queries the response was YES. [2021-04-29 01:14:33,551 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3382 conditions, 753 events. 187/753 cut-off events. For 4306/4388 co-relation queries the response was YES. Maximal size of possible extension queue 104. Compared 6366 event pairs, 9 based on Foata normal form. 36/779 useless extension candidates. Maximal degree in co-relation 2922. Up to 190 conditions per place. [2021-04-29 01:14:33,559 INFO L146 LiptonReduction]: Number of co-enabled transitions 424 [2021-04-29 01:14:33,595 INFO L158 LiptonReduction]: Checked pairs total: 450 [2021-04-29 01:14:33,595 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 01:14:33,596 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 193 [2021-04-29 01:14:33,597 INFO L480 AbstractCegarLoop]: Abstraction has has 97 places, 133 transitions, 1501 flow [2021-04-29 01:14:33,598 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 430.6666666666667) internal successors, (2584), 6 states have internal predecessors, (2584), 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) [2021-04-29 01:14:33,598 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 01:14:33,598 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] [2021-04-29 01:14:33,598 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-04-29 01:14:33,598 INFO L428 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 01:14:33,598 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 01:14:33,599 INFO L82 PathProgramCache]: Analyzing trace with hash 1317342339, now seen corresponding path program 3 times [2021-04-29 01:14:33,599 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 01:14:33,599 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2119653556] [2021-04-29 01:14:33,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 01:14:33,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 01:14:33,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:33,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-04-29 01:14:33,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:33,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 01:14:33,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:33,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 01:14:33,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:33,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-04-29 01:14:33,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:33,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-04-29 01:14:33,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:33,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-04-29 01:14:33,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:33,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-04-29 01:14:33,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:33,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-29 01:14:34,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:34,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-04-29 01:14:34,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:34,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-04-29 01:14:34,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:34,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-04-29 01:14:34,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:34,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-29 01:14:34,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:34,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-04-29 01:14:34,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:34,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 01:14:34,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:34,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-04-29 01:14:34,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:34,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 01:14:34,322 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 01:14:34,322 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2119653556] [2021-04-29 01:14:34,323 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 01:14:34,323 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-04-29 01:14:34,323 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1195604953] [2021-04-29 01:14:34,323 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-04-29 01:14:34,323 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 01:14:34,323 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-04-29 01:14:34,324 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2021-04-29 01:14:34,326 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 160 out of 663 [2021-04-29 01:14:34,328 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 97 places, 133 transitions, 1501 flow. Second operand has 12 states, 12 states have (on average 161.58333333333334) internal successors, (1939), 12 states have internal predecessors, (1939), 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) [2021-04-29 01:14:34,328 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 01:14:34,328 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 160 of 663 [2021-04-29 01:14:34,328 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 01:14:35,531 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 46 [2021-04-29 01:14:36,492 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 38 [2021-04-29 01:14:36,700 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 49 [2021-04-29 01:14:37,138 INFO L129 PetriNetUnfolder]: 1247/2906 cut-off events. [2021-04-29 01:14:37,138 INFO L130 PetriNetUnfolder]: For 18327/18328 co-relation queries the response was YES. [2021-04-29 01:14:37,149 INFO L84 FinitePrefix]: Finished finitePrefix Result has 14853 conditions, 2906 events. 1247/2906 cut-off events. For 18327/18328 co-relation queries the response was YES. Maximal size of possible extension queue 279. Compared 23812 event pairs, 476 based on Foata normal form. 6/2898 useless extension candidates. Maximal degree in co-relation 11969. Up to 1474 conditions per place. [2021-04-29 01:14:37,166 INFO L132 encePairwiseOnDemand]: 652/663 looper letters, 233 selfloop transitions, 56 changer transitions 10/301 dead transitions. [2021-04-29 01:14:37,166 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 108 places, 301 transitions, 3910 flow [2021-04-29 01:14:37,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-04-29 01:14:37,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-04-29 01:14:37,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 2001 transitions. [2021-04-29 01:14:37,175 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.2515082956259427 [2021-04-29 01:14:37,175 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 2001 transitions. [2021-04-29 01:14:37,175 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 2001 transitions. [2021-04-29 01:14:37,177 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 01:14:37,177 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 2001 transitions. [2021-04-29 01:14:37,182 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 166.75) internal successors, (2001), 12 states have internal predecessors, (2001), 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) [2021-04-29 01:14:37,189 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 663.0) internal successors, (8619), 13 states have internal predecessors, (8619), 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) [2021-04-29 01:14:37,190 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 663.0) internal successors, (8619), 13 states have internal predecessors, (8619), 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) [2021-04-29 01:14:37,191 INFO L185 Difference]: Start difference. First operand has 97 places, 133 transitions, 1501 flow. Second operand 12 states and 2001 transitions. [2021-04-29 01:14:37,191 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 108 places, 301 transitions, 3910 flow [2021-04-29 01:14:37,241 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 105 places, 301 transitions, 3895 flow, removed 1 selfloop flow, removed 3 redundant places. [2021-04-29 01:14:37,247 INFO L241 Difference]: Finished difference. Result has 111 places, 170 transitions, 2170 flow [2021-04-29 01:14:37,247 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=663, PETRI_DIFFERENCE_MINUEND_FLOW=1490, PETRI_DIFFERENCE_MINUEND_PLACES=94, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=133, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=22, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=90, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=2170, PETRI_PLACES=111, PETRI_TRANSITIONS=170} [2021-04-29 01:14:37,247 INFO L343 CegarLoopForPetriNet]: 201 programPoint places, -90 predicate places. [2021-04-29 01:14:37,248 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 01:14:37,248 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 111 places, 170 transitions, 2170 flow [2021-04-29 01:14:37,248 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 111 places, 170 transitions, 2170 flow [2021-04-29 01:14:37,250 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 111 places, 170 transitions, 2170 flow [2021-04-29 01:14:37,425 INFO L129 PetriNetUnfolder]: 355/1417 cut-off events. [2021-04-29 01:14:37,425 INFO L130 PetriNetUnfolder]: For 9082/9276 co-relation queries the response was YES. [2021-04-29 01:14:37,434 INFO L84 FinitePrefix]: Finished finitePrefix Result has 6660 conditions, 1417 events. 355/1417 cut-off events. For 9082/9276 co-relation queries the response was YES. Maximal size of possible extension queue 199. Compared 13900 event pairs, 22 based on Foata normal form. 81/1478 useless extension candidates. Maximal degree in co-relation 6399. Up to 352 conditions per place. [2021-04-29 01:14:37,447 INFO L146 LiptonReduction]: Number of co-enabled transitions 546 [2021-04-29 01:14:37,464 INFO L158 LiptonReduction]: Checked pairs total: 540 [2021-04-29 01:14:37,465 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 01:14:37,465 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 217 [2021-04-29 01:14:37,466 INFO L480 AbstractCegarLoop]: Abstraction has has 111 places, 170 transitions, 2170 flow [2021-04-29 01:14:37,467 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 161.58333333333334) internal successors, (1939), 12 states have internal predecessors, (1939), 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) [2021-04-29 01:14:37,467 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 01:14:37,467 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] [2021-04-29 01:14:37,467 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-04-29 01:14:37,467 INFO L428 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 01:14:37,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 01:14:37,468 INFO L82 PathProgramCache]: Analyzing trace with hash 1820602297, now seen corresponding path program 1 times [2021-04-29 01:14:37,468 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 01:14:37,468 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [945372560] [2021-04-29 01:14:37,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 01:14:37,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 01:14:37,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:37,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-04-29 01:14:37,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:37,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 01:14:37,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:37,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-29 01:14:37,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:37,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-04-29 01:14:37,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:37,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-29 01:14:37,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:37,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-29 01:14:37,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:37,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-04-29 01:14:37,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:37,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-29 01:14:37,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:37,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-29 01:14:37,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:37,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-04-29 01:14:38,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:38,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-29 01:14:38,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:38,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 01:14:38,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:38,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 01:14:38,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:38,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 01:14:38,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:38,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-04-29 01:14:38,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:38,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 01:14:38,195 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 01:14:38,196 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [945372560] [2021-04-29 01:14:38,196 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 01:14:38,196 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-04-29 01:14:38,196 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2051807689] [2021-04-29 01:14:38,197 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-04-29 01:14:38,197 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 01:14:38,197 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-04-29 01:14:38,197 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2021-04-29 01:14:38,201 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 161 out of 663 [2021-04-29 01:14:38,203 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 111 places, 170 transitions, 2170 flow. Second operand has 12 states, 12 states have (on average 162.58333333333334) internal successors, (1951), 12 states have internal predecessors, (1951), 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) [2021-04-29 01:14:38,203 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 01:14:38,203 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 161 of 663 [2021-04-29 01:14:38,204 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 01:14:39,118 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 35 [2021-04-29 01:14:39,700 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 38 [2021-04-29 01:14:40,882 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 38 [2021-04-29 01:14:41,324 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 41 [2021-04-29 01:14:42,139 INFO L129 PetriNetUnfolder]: 1297/3049 cut-off events. [2021-04-29 01:14:42,140 INFO L130 PetriNetUnfolder]: For 21101/21113 co-relation queries the response was YES. [2021-04-29 01:14:42,152 INFO L84 FinitePrefix]: Finished finitePrefix Result has 16205 conditions, 3049 events. 1297/3049 cut-off events. For 21101/21113 co-relation queries the response was YES. Maximal size of possible extension queue 291. Compared 25289 event pairs, 347 based on Foata normal form. 8/3042 useless extension candidates. Maximal degree in co-relation 15465. Up to 1327 conditions per place. [2021-04-29 01:14:42,164 INFO L132 encePairwiseOnDemand]: 650/663 looper letters, 274 selfloop transitions, 107 changer transitions 10/393 dead transitions. [2021-04-29 01:14:42,164 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 127 places, 393 transitions, 5340 flow [2021-04-29 01:14:42,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-04-29 01:14:42,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2021-04-29 01:14:42,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 2860 transitions. [2021-04-29 01:14:42,175 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.2537485582468281 [2021-04-29 01:14:42,175 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 2860 transitions. [2021-04-29 01:14:42,175 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 2860 transitions. [2021-04-29 01:14:42,177 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 01:14:42,178 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 2860 transitions. [2021-04-29 01:14:42,183 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 18 states, 17 states have (on average 168.23529411764707) internal successors, (2860), 17 states have internal predecessors, (2860), 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) [2021-04-29 01:14:42,194 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 18 states, 18 states have (on average 663.0) internal successors, (11934), 18 states have internal predecessors, (11934), 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) [2021-04-29 01:14:42,196 INFO L81 ComplementDD]: Finished complementDD. Result has 18 states, 18 states have (on average 663.0) internal successors, (11934), 18 states have internal predecessors, (11934), 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) [2021-04-29 01:14:42,196 INFO L185 Difference]: Start difference. First operand has 111 places, 170 transitions, 2170 flow. Second operand 17 states and 2860 transitions. [2021-04-29 01:14:42,196 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 127 places, 393 transitions, 5340 flow [2021-04-29 01:14:42,273 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 124 places, 393 transitions, 5242 flow, removed 35 selfloop flow, removed 3 redundant places. [2021-04-29 01:14:42,281 INFO L241 Difference]: Finished difference. Result has 134 places, 226 transitions, 3198 flow [2021-04-29 01:14:42,282 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=663, PETRI_DIFFERENCE_MINUEND_FLOW=2055, PETRI_DIFFERENCE_MINUEND_PLACES=108, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=166, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=50, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=91, PETRI_DIFFERENCE_SUBTRAHEND_STATES=17, PETRI_FLOW=3198, PETRI_PLACES=134, PETRI_TRANSITIONS=226} [2021-04-29 01:14:42,282 INFO L343 CegarLoopForPetriNet]: 201 programPoint places, -67 predicate places. [2021-04-29 01:14:42,282 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 01:14:42,282 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 134 places, 226 transitions, 3198 flow [2021-04-29 01:14:42,282 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 134 places, 226 transitions, 3198 flow [2021-04-29 01:14:42,285 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 134 places, 226 transitions, 3198 flow [2021-04-29 01:14:42,574 INFO L129 PetriNetUnfolder]: 390/1538 cut-off events. [2021-04-29 01:14:42,574 INFO L130 PetriNetUnfolder]: For 13353/13551 co-relation queries the response was YES. [2021-04-29 01:14:42,584 INFO L84 FinitePrefix]: Finished finitePrefix Result has 7979 conditions, 1538 events. 390/1538 cut-off events. For 13353/13551 co-relation queries the response was YES. Maximal size of possible extension queue 206. Compared 15199 event pairs, 28 based on Foata normal form. 81/1602 useless extension candidates. Maximal degree in co-relation 7702. Up to 374 conditions per place. [2021-04-29 01:14:42,601 INFO L146 LiptonReduction]: Number of co-enabled transitions 616 [2021-04-29 01:14:42,649 INFO L158 LiptonReduction]: Checked pairs total: 1428 [2021-04-29 01:14:42,649 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 01:14:42,649 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 367 [2021-04-29 01:14:42,651 INFO L480 AbstractCegarLoop]: Abstraction has has 134 places, 226 transitions, 3198 flow [2021-04-29 01:14:42,651 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 162.58333333333334) internal successors, (1951), 12 states have internal predecessors, (1951), 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) [2021-04-29 01:14:42,651 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 01:14:42,652 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] [2021-04-29 01:14:42,652 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-04-29 01:14:42,652 INFO L428 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 01:14:42,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 01:14:42,653 INFO L82 PathProgramCache]: Analyzing trace with hash -1012927153, now seen corresponding path program 6 times [2021-04-29 01:14:42,653 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 01:14:42,653 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1155066135] [2021-04-29 01:14:42,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 01:14:42,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 01:14:42,806 INFO L142 QuantifierPusher]: treesize reduction 2, result has 93.9 percent of original size [2021-04-29 01:14:42,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-04-29 01:14:42,856 INFO L142 QuantifierPusher]: treesize reduction 9, result has 80.4 percent of original size [2021-04-29 01:14:42,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-04-29 01:14:42,922 INFO L142 QuantifierPusher]: treesize reduction 9, result has 76.3 percent of original size [2021-04-29 01:14:42,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 01:14:42,976 INFO L142 QuantifierPusher]: treesize reduction 10, result has 78.3 percent of original size [2021-04-29 01:14:42,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-04-29 01:14:43,039 INFO L142 QuantifierPusher]: treesize reduction 10, result has 75.6 percent of original size [2021-04-29 01:14:43,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-04-29 01:14:43,063 INFO L142 QuantifierPusher]: treesize reduction 10, result has 71.4 percent of original size [2021-04-29 01:14:43,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-04-29 01:14:43,122 INFO L142 QuantifierPusher]: treesize reduction 10, result has 71.4 percent of original size [2021-04-29 01:14:43,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-04-29 01:14:43,188 INFO L142 QuantifierPusher]: treesize reduction 10, result has 70.6 percent of original size [2021-04-29 01:14:43,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-04-29 01:14:43,265 INFO L142 QuantifierPusher]: treesize reduction 10, result has 79.6 percent of original size [2021-04-29 01:14:43,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-04-29 01:14:43,355 INFO L142 QuantifierPusher]: treesize reduction 8, result has 79.5 percent of original size [2021-04-29 01:14:43,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-04-29 01:14:43,428 INFO L142 QuantifierPusher]: treesize reduction 4, result has 90.7 percent of original size [2021-04-29 01:14:43,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-04-29 01:14:43,529 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.9 percent of original size [2021-04-29 01:14:43,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 01:14:43,583 INFO L142 QuantifierPusher]: treesize reduction 31, result has 44.6 percent of original size [2021-04-29 01:14:43,584 INFO L147 QuantifierPusher]: treesize reduction 3, result has 88.0 percent of original size 22 [2021-04-29 01:14:43,716 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-04-29 01:14:43,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-04-29 01:14:43,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:43,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 01:14:43,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 01:14:43,872 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1155066135] [2021-04-29 01:14:43,873 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 01:14:43,873 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-04-29 01:14:43,873 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [778335481] [2021-04-29 01:14:43,874 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-04-29 01:14:43,874 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 01:14:43,875 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-04-29 01:14:43,875 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=179, Unknown=0, NotChecked=0, Total=210 [2021-04-29 01:14:43,879 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 163 out of 663 [2021-04-29 01:14:43,881 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 134 places, 226 transitions, 3198 flow. Second operand has 15 states, 15 states have (on average 164.2) internal successors, (2463), 15 states have internal predecessors, (2463), 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) [2021-04-29 01:14:43,881 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 01:14:43,881 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 163 of 663 [2021-04-29 01:14:43,881 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 01:14:44,384 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 34 [2021-04-29 01:14:44,762 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 36 [2021-04-29 01:14:45,247 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 40 [2021-04-29 01:14:45,690 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 43 [2021-04-29 01:14:46,276 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 28 [2021-04-29 01:14:46,530 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 34 [2021-04-29 01:14:47,102 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 33 [2021-04-29 01:14:48,287 INFO L129 PetriNetUnfolder]: 1112/2869 cut-off events. [2021-04-29 01:14:48,287 INFO L130 PetriNetUnfolder]: For 27857/27909 co-relation queries the response was YES. [2021-04-29 01:14:48,302 INFO L84 FinitePrefix]: Finished finitePrefix Result has 16758 conditions, 2869 events. 1112/2869 cut-off events. For 27857/27909 co-relation queries the response was YES. Maximal size of possible extension queue 303. Compared 25426 event pairs, 414 based on Foata normal form. 10/2856 useless extension candidates. Maximal degree in co-relation 16294. Up to 2091 conditions per place. [2021-04-29 01:14:48,316 INFO L132 encePairwiseOnDemand]: 650/663 looper letters, 233 selfloop transitions, 59 changer transitions 33/330 dead transitions. [2021-04-29 01:14:48,316 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 148 places, 330 transitions, 5255 flow [2021-04-29 01:14:48,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-04-29 01:14:48,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2021-04-29 01:14:48,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 2532 transitions. [2021-04-29 01:14:48,326 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.25460030165912517 [2021-04-29 01:14:48,327 INFO L72 ComplementDD]: Start complementDD. Operand 15 states and 2532 transitions. [2021-04-29 01:14:48,327 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 2532 transitions. [2021-04-29 01:14:48,332 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 01:14:48,332 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 15 states and 2532 transitions. [2021-04-29 01:14:48,337 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 16 states, 15 states have (on average 168.8) internal successors, (2532), 15 states have internal predecessors, (2532), 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) [2021-04-29 01:14:48,345 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 16 states, 16 states have (on average 663.0) internal successors, (10608), 16 states have internal predecessors, (10608), 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) [2021-04-29 01:14:48,348 INFO L81 ComplementDD]: Finished complementDD. Result has 16 states, 16 states have (on average 663.0) internal successors, (10608), 16 states have internal predecessors, (10608), 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) [2021-04-29 01:14:48,348 INFO L185 Difference]: Start difference. First operand has 134 places, 226 transitions, 3198 flow. Second operand 15 states and 2532 transitions. [2021-04-29 01:14:48,348 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 148 places, 330 transitions, 5255 flow [2021-04-29 01:14:48,478 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 145 places, 330 transitions, 4920 flow, removed 150 selfloop flow, removed 3 redundant places. [2021-04-29 01:14:48,486 INFO L241 Difference]: Finished difference. Result has 151 places, 245 transitions, 3523 flow [2021-04-29 01:14:48,486 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=663, PETRI_DIFFERENCE_MINUEND_FLOW=3013, PETRI_DIFFERENCE_MINUEND_PLACES=131, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=226, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=40, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=169, PETRI_DIFFERENCE_SUBTRAHEND_STATES=15, PETRI_FLOW=3523, PETRI_PLACES=151, PETRI_TRANSITIONS=245} [2021-04-29 01:14:48,487 INFO L343 CegarLoopForPetriNet]: 201 programPoint places, -50 predicate places. [2021-04-29 01:14:48,487 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 01:14:48,487 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 151 places, 245 transitions, 3523 flow [2021-04-29 01:14:48,487 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 151 places, 245 transitions, 3523 flow [2021-04-29 01:14:48,493 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 148 places, 245 transitions, 3523 flow [2021-04-29 01:14:48,760 INFO L129 PetriNetUnfolder]: 390/1582 cut-off events. [2021-04-29 01:14:48,760 INFO L130 PetriNetUnfolder]: For 14263/14418 co-relation queries the response was YES. [2021-04-29 01:14:48,769 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8348 conditions, 1582 events. 390/1582 cut-off events. For 14263/14418 co-relation queries the response was YES. Maximal size of possible extension queue 213. Compared 15811 event pairs, 23 based on Foata normal form. 79/1639 useless extension candidates. Maximal degree in co-relation 8281. Up to 373 conditions per place. [2021-04-29 01:14:48,782 INFO L146 LiptonReduction]: Number of co-enabled transitions 622 [2021-04-29 01:14:48,810 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 01:14:48,810 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 01:14:48,810 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 323 [2021-04-29 01:14:48,812 INFO L480 AbstractCegarLoop]: Abstraction has has 148 places, 245 transitions, 3523 flow [2021-04-29 01:14:48,813 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 164.2) internal successors, (2463), 15 states have internal predecessors, (2463), 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) [2021-04-29 01:14:48,813 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 01:14:48,814 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] [2021-04-29 01:14:48,815 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-04-29 01:14:48,815 INFO L428 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 01:14:48,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 01:14:48,816 INFO L82 PathProgramCache]: Analyzing trace with hash 1913055721, now seen corresponding path program 7 times [2021-04-29 01:14:48,816 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 01:14:48,816 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1478695863] [2021-04-29 01:14:48,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 01:14:48,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 01:14:48,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:48,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 01:14:49,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:49,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-29 01:14:49,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:49,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-29 01:14:49,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:49,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-29 01:14:49,147 INFO L142 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-04-29 01:14:49,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 01:14:49,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:49,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 01:14:49,154 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 01:14:49,154 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1478695863] [2021-04-29 01:14:49,154 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 01:14:49,154 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-04-29 01:14:49,154 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1344623221] [2021-04-29 01:14:49,155 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-04-29 01:14:49,155 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 01:14:49,155 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-04-29 01:14:49,155 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-04-29 01:14:49,160 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 429 out of 663 [2021-04-29 01:14:49,162 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 148 places, 245 transitions, 3523 flow. Second operand has 6 states, 6 states have (on average 430.6666666666667) internal successors, (2584), 6 states have internal predecessors, (2584), 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) [2021-04-29 01:14:49,162 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 01:14:49,162 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 429 of 663 [2021-04-29 01:14:49,162 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 01:14:49,626 INFO L129 PetriNetUnfolder]: 91/457 cut-off events. [2021-04-29 01:14:49,627 INFO L130 PetriNetUnfolder]: For 4237/4253 co-relation queries the response was YES. [2021-04-29 01:14:49,631 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2601 conditions, 457 events. 91/457 cut-off events. For 4237/4253 co-relation queries the response was YES. Maximal size of possible extension queue 66. Compared 3315 event pairs, 4 based on Foata normal form. 42/489 useless extension candidates. Maximal degree in co-relation 2533. Up to 101 conditions per place. [2021-04-29 01:14:49,634 INFO L132 encePairwiseOnDemand]: 657/663 looper letters, 33 selfloop transitions, 18 changer transitions 5/166 dead transitions. [2021-04-29 01:14:49,634 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 148 places, 166 transitions, 2335 flow [2021-04-29 01:14:49,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-04-29 01:14:49,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-04-29 01:14:49,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2590 transitions. [2021-04-29 01:14:49,641 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6510809451985923 [2021-04-29 01:14:49,641 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 2590 transitions. [2021-04-29 01:14:49,641 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 2590 transitions. [2021-04-29 01:14:49,642 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 01:14:49,642 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 2590 transitions. [2021-04-29 01:14:49,646 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 431.6666666666667) internal successors, (2590), 6 states have internal predecessors, (2590), 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) [2021-04-29 01:14:49,649 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 663.0) internal successors, (4641), 7 states have internal predecessors, (4641), 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) [2021-04-29 01:14:49,650 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 663.0) internal successors, (4641), 7 states have internal predecessors, (4641), 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) [2021-04-29 01:14:49,650 INFO L185 Difference]: Start difference. First operand has 148 places, 245 transitions, 3523 flow. Second operand 6 states and 2590 transitions. [2021-04-29 01:14:49,650 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 148 places, 166 transitions, 2335 flow [2021-04-29 01:14:49,689 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 136 places, 166 transitions, 2134 flow, removed 75 selfloop flow, removed 12 redundant places. [2021-04-29 01:14:49,694 INFO L241 Difference]: Finished difference. Result has 138 places, 159 transitions, 2000 flow [2021-04-29 01:14:49,694 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=663, PETRI_DIFFERENCE_MINUEND_FLOW=1977, PETRI_DIFFERENCE_MINUEND_PLACES=131, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=161, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=15, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=144, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=2000, PETRI_PLACES=138, PETRI_TRANSITIONS=159} [2021-04-29 01:14:49,695 INFO L343 CegarLoopForPetriNet]: 201 programPoint places, -63 predicate places. [2021-04-29 01:14:49,695 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 01:14:49,695 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 138 places, 159 transitions, 2000 flow [2021-04-29 01:14:49,696 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 138 places, 159 transitions, 2000 flow [2021-04-29 01:14:49,698 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 136 places, 159 transitions, 2000 flow [2021-04-29 01:14:49,791 INFO L129 PetriNetUnfolder]: 91/452 cut-off events. [2021-04-29 01:14:49,791 INFO L130 PetriNetUnfolder]: For 3489/3521 co-relation queries the response was YES. [2021-04-29 01:14:49,795 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2278 conditions, 452 events. 91/452 cut-off events. For 3489/3521 co-relation queries the response was YES. Maximal size of possible extension queue 64. Compared 3277 event pairs, 5 based on Foata normal form. 25/468 useless extension candidates. Maximal degree in co-relation 2134. Up to 98 conditions per place. [2021-04-29 01:14:49,801 INFO L146 LiptonReduction]: Number of co-enabled transitions 250 [2021-04-29 01:14:49,830 INFO L158 LiptonReduction]: Checked pairs total: 506 [2021-04-29 01:14:49,830 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 01:14:49,831 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 136 [2021-04-29 01:14:49,832 INFO L480 AbstractCegarLoop]: Abstraction has has 136 places, 159 transitions, 2000 flow [2021-04-29 01:14:49,833 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 430.6666666666667) internal successors, (2584), 6 states have internal predecessors, (2584), 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) [2021-04-29 01:14:49,833 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 01:14:49,836 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] [2021-04-29 01:14:49,836 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-04-29 01:14:49,836 INFO L428 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 01:14:49,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 01:14:49,837 INFO L82 PathProgramCache]: Analyzing trace with hash -778476721, now seen corresponding path program 8 times [2021-04-29 01:14:49,837 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 01:14:49,837 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [559734930] [2021-04-29 01:14:49,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 01:14:49,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 01:14:50,095 INFO L142 QuantifierPusher]: treesize reduction 10, result has 76.2 percent of original size [2021-04-29 01:14:50,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 01:14:50,147 INFO L142 QuantifierPusher]: treesize reduction 4, result has 91.7 percent of original size [2021-04-29 01:14:50,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-04-29 01:14:50,282 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 30 [2021-04-29 01:14:50,286 INFO L142 QuantifierPusher]: treesize reduction 4, result has 90.0 percent of original size [2021-04-29 01:14:50,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-04-29 01:14:50,401 INFO L142 QuantifierPusher]: treesize reduction 20, result has 67.7 percent of original size [2021-04-29 01:14:50,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-04-29 01:14:50,517 INFO L142 QuantifierPusher]: treesize reduction 20, result has 64.9 percent of original size [2021-04-29 01:14:50,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-04-29 01:14:50,547 INFO L142 QuantifierPusher]: treesize reduction 20, result has 64.9 percent of original size [2021-04-29 01:14:50,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-04-29 01:14:50,671 INFO L142 QuantifierPusher]: treesize reduction 20, result has 62.3 percent of original size [2021-04-29 01:14:50,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-04-29 01:14:50,754 INFO L142 QuantifierPusher]: treesize reduction 20, result has 57.4 percent of original size [2021-04-29 01:14:50,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-29 01:14:50,835 INFO L142 QuantifierPusher]: treesize reduction 20, result has 67.7 percent of original size [2021-04-29 01:14:50,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-04-29 01:14:50,933 INFO L142 QuantifierPusher]: treesize reduction 8, result has 79.5 percent of original size [2021-04-29 01:14:50,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-04-29 01:14:51,021 INFO L142 QuantifierPusher]: treesize reduction 8, result has 79.5 percent of original size [2021-04-29 01:14:51,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-04-29 01:14:51,024 INFO L142 QuantifierPusher]: treesize reduction 4, result has 90.7 percent of original size [2021-04-29 01:14:51,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-04-29 01:14:51,134 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.9 percent of original size [2021-04-29 01:14:51,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 01:14:51,191 INFO L142 QuantifierPusher]: treesize reduction 31, result has 44.6 percent of original size [2021-04-29 01:14:51,193 INFO L147 QuantifierPusher]: treesize reduction 3, result has 88.0 percent of original size 22 [2021-04-29 01:14:51,316 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-04-29 01:14:51,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-04-29 01:14:51,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:51,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 01:14:51,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 01:14:51,492 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [559734930] [2021-04-29 01:14:51,492 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 01:14:51,492 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-04-29 01:14:51,493 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1342374906] [2021-04-29 01:14:51,493 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-04-29 01:14:51,493 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 01:14:51,494 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-04-29 01:14:51,494 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=179, Unknown=0, NotChecked=0, Total=210 [2021-04-29 01:14:51,498 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 163 out of 663 [2021-04-29 01:14:51,500 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 136 places, 159 transitions, 2000 flow. Second operand has 15 states, 15 states have (on average 164.2) internal successors, (2463), 15 states have internal predecessors, (2463), 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) [2021-04-29 01:14:51,500 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 01:14:51,500 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 163 of 663 [2021-04-29 01:14:51,500 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 01:14:52,039 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 35 [2021-04-29 01:14:52,443 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 39 [2021-04-29 01:14:52,800 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 42 [2021-04-29 01:14:53,415 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 44 [2021-04-29 01:14:53,799 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 31 [2021-04-29 01:14:54,254 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2021-04-29 01:14:54,638 INFO L129 PetriNetUnfolder]: 219/694 cut-off events. [2021-04-29 01:14:54,638 INFO L130 PetriNetUnfolder]: For 6049/6051 co-relation queries the response was YES. [2021-04-29 01:14:54,642 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4086 conditions, 694 events. 219/694 cut-off events. For 6049/6051 co-relation queries the response was YES. Maximal size of possible extension queue 80. Compared 4836 event pairs, 66 based on Foata normal form. 2/688 useless extension candidates. Maximal degree in co-relation 3837. Up to 469 conditions per place. [2021-04-29 01:14:54,644 INFO L132 encePairwiseOnDemand]: 651/663 looper letters, 129 selfloop transitions, 24 changer transitions 37/195 dead transitions. [2021-04-29 01:14:54,644 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 147 places, 195 transitions, 2767 flow [2021-04-29 01:14:54,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-04-29 01:14:54,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-04-29 01:14:54,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 2010 transitions. [2021-04-29 01:14:54,651 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.2526395173453997 [2021-04-29 01:14:54,651 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 2010 transitions. [2021-04-29 01:14:54,651 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 2010 transitions. [2021-04-29 01:14:54,652 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 01:14:54,652 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 2010 transitions. [2021-04-29 01:14:54,656 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 167.5) internal successors, (2010), 12 states have internal predecessors, (2010), 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) [2021-04-29 01:14:54,662 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 663.0) internal successors, (8619), 13 states have internal predecessors, (8619), 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) [2021-04-29 01:14:54,664 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 663.0) internal successors, (8619), 13 states have internal predecessors, (8619), 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) [2021-04-29 01:14:54,664 INFO L185 Difference]: Start difference. First operand has 136 places, 159 transitions, 2000 flow. Second operand 12 states and 2010 transitions. [2021-04-29 01:14:54,664 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 147 places, 195 transitions, 2767 flow [2021-04-29 01:14:54,702 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 143 places, 195 transitions, 2726 flow, removed 14 selfloop flow, removed 4 redundant places. [2021-04-29 01:14:54,707 INFO L241 Difference]: Finished difference. Result has 148 places, 154 transitions, 1964 flow [2021-04-29 01:14:54,707 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=663, PETRI_DIFFERENCE_MINUEND_FLOW=1970, PETRI_DIFFERENCE_MINUEND_PLACES=132, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=159, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=23, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=136, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=1964, PETRI_PLACES=148, PETRI_TRANSITIONS=154} [2021-04-29 01:14:54,707 INFO L343 CegarLoopForPetriNet]: 201 programPoint places, -53 predicate places. [2021-04-29 01:14:54,708 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 01:14:54,708 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 148 places, 154 transitions, 1964 flow [2021-04-29 01:14:54,708 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 148 places, 154 transitions, 1964 flow [2021-04-29 01:14:54,710 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 143 places, 154 transitions, 1964 flow [2021-04-29 01:14:54,798 INFO L129 PetriNetUnfolder]: 80/406 cut-off events. [2021-04-29 01:14:54,798 INFO L130 PetriNetUnfolder]: For 3392/3412 co-relation queries the response was YES. [2021-04-29 01:14:54,801 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2089 conditions, 406 events. 80/406 cut-off events. For 3392/3412 co-relation queries the response was YES. Maximal size of possible extension queue 56. Compared 2840 event pairs, 2 based on Foata normal form. 15/413 useless extension candidates. Maximal degree in co-relation 2021. Up to 88 conditions per place. [2021-04-29 01:14:54,804 INFO L146 LiptonReduction]: Number of co-enabled transitions 234 [2021-04-29 01:14:54,816 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 01:14:54,816 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 01:14:54,816 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 108 [2021-04-29 01:14:54,818 INFO L480 AbstractCegarLoop]: Abstraction has has 143 places, 154 transitions, 1964 flow [2021-04-29 01:14:54,818 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 164.2) internal successors, (2463), 15 states have internal predecessors, (2463), 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) [2021-04-29 01:14:54,818 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 01:14:54,818 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] [2021-04-29 01:14:54,819 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-04-29 01:14:54,819 INFO L428 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 01:14:54,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 01:14:54,819 INFO L82 PathProgramCache]: Analyzing trace with hash 1652504179, now seen corresponding path program 9 times [2021-04-29 01:14:54,819 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 01:14:54,820 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1150928597] [2021-04-29 01:14:54,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 01:14:54,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 01:14:54,949 INFO L142 QuantifierPusher]: treesize reduction 2, result has 93.9 percent of original size [2021-04-29 01:14:54,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-04-29 01:14:54,993 INFO L142 QuantifierPusher]: treesize reduction 9, result has 80.4 percent of original size [2021-04-29 01:14:54,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-04-29 01:14:55,055 INFO L142 QuantifierPusher]: treesize reduction 18, result has 68.4 percent of original size [2021-04-29 01:14:55,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-04-29 01:14:55,123 INFO L142 QuantifierPusher]: treesize reduction 10, result has 78.3 percent of original size [2021-04-29 01:14:55,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-04-29 01:14:55,202 INFO L142 QuantifierPusher]: treesize reduction 10, result has 75.6 percent of original size [2021-04-29 01:14:55,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-04-29 01:14:55,231 INFO L142 QuantifierPusher]: treesize reduction 10, result has 75.6 percent of original size [2021-04-29 01:14:55,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-04-29 01:14:55,301 INFO L142 QuantifierPusher]: treesize reduction 10, result has 71.4 percent of original size [2021-04-29 01:14:55,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-04-29 01:14:55,373 INFO L142 QuantifierPusher]: treesize reduction 10, result has 70.6 percent of original size [2021-04-29 01:14:55,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-04-29 01:14:55,450 INFO L142 QuantifierPusher]: treesize reduction 10, result has 79.6 percent of original size [2021-04-29 01:14:55,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-04-29 01:14:55,542 INFO L142 QuantifierPusher]: treesize reduction 8, result has 79.5 percent of original size [2021-04-29 01:14:55,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-04-29 01:14:55,623 INFO L142 QuantifierPusher]: treesize reduction 4, result has 90.7 percent of original size [2021-04-29 01:14:55,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-04-29 01:14:55,735 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.9 percent of original size [2021-04-29 01:14:55,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 01:14:55,797 INFO L142 QuantifierPusher]: treesize reduction 31, result has 44.6 percent of original size [2021-04-29 01:14:55,798 INFO L147 QuantifierPusher]: treesize reduction 3, result has 88.0 percent of original size 22 [2021-04-29 01:14:55,927 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-04-29 01:14:55,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-04-29 01:14:56,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:56,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 01:14:56,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:56,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 01:14:56,082 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 01:14:56,082 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1150928597] [2021-04-29 01:14:56,083 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 01:14:56,083 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-04-29 01:14:56,083 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [538696860] [2021-04-29 01:14:56,083 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-04-29 01:14:56,083 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 01:14:56,084 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-04-29 01:14:56,084 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=178, Unknown=0, NotChecked=0, Total=210 [2021-04-29 01:14:56,086 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 163 out of 663 [2021-04-29 01:14:56,088 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 143 places, 154 transitions, 1964 flow. Second operand has 15 states, 15 states have (on average 164.2) internal successors, (2463), 15 states have internal predecessors, (2463), 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) [2021-04-29 01:14:56,088 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 01:14:56,088 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 163 of 663 [2021-04-29 01:14:56,088 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 01:14:56,572 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 34 [2021-04-29 01:14:56,943 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 38 [2021-04-29 01:14:57,511 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 40 [2021-04-29 01:14:57,933 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 43 [2021-04-29 01:14:58,300 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 34 [2021-04-29 01:14:58,630 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 33 [2021-04-29 01:14:59,031 INFO L129 PetriNetUnfolder]: 177/570 cut-off events. [2021-04-29 01:14:59,032 INFO L130 PetriNetUnfolder]: For 5180/5182 co-relation queries the response was YES. [2021-04-29 01:14:59,034 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3380 conditions, 570 events. 177/570 cut-off events. For 5180/5182 co-relation queries the response was YES. Maximal size of possible extension queue 64. Compared 3702 event pairs, 56 based on Foata normal form. 2/565 useless extension candidates. Maximal degree in co-relation 3322. Up to 409 conditions per place. [2021-04-29 01:14:59,037 INFO L132 encePairwiseOnDemand]: 651/663 looper letters, 115 selfloop transitions, 21 changer transitions 30/171 dead transitions. [2021-04-29 01:14:59,037 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 154 places, 171 transitions, 2465 flow [2021-04-29 01:14:59,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-04-29 01:14:59,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-04-29 01:14:59,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 2009 transitions. [2021-04-29 01:14:59,066 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.2525138260432378 [2021-04-29 01:14:59,066 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 2009 transitions. [2021-04-29 01:14:59,066 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 2009 transitions. [2021-04-29 01:14:59,067 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 01:14:59,067 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 2009 transitions. [2021-04-29 01:14:59,070 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 167.41666666666666) internal successors, (2009), 12 states have internal predecessors, (2009), 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) [2021-04-29 01:14:59,076 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 663.0) internal successors, (8619), 13 states have internal predecessors, (8619), 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) [2021-04-29 01:14:59,077 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 663.0) internal successors, (8619), 13 states have internal predecessors, (8619), 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) [2021-04-29 01:14:59,077 INFO L185 Difference]: Start difference. First operand has 143 places, 154 transitions, 1964 flow. Second operand 12 states and 2009 transitions. [2021-04-29 01:14:59,077 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 154 places, 171 transitions, 2465 flow [2021-04-29 01:14:59,109 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 146 places, 171 transitions, 2337 flow, removed 46 selfloop flow, removed 8 redundant places. [2021-04-29 01:14:59,113 INFO L241 Difference]: Finished difference. Result has 147 places, 137 transitions, 1685 flow [2021-04-29 01:14:59,114 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=663, PETRI_DIFFERENCE_MINUEND_FLOW=1834, PETRI_DIFFERENCE_MINUEND_PLACES=135, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=152, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=21, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=131, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=1685, PETRI_PLACES=147, PETRI_TRANSITIONS=137} [2021-04-29 01:14:59,114 INFO L343 CegarLoopForPetriNet]: 201 programPoint places, -54 predicate places. [2021-04-29 01:14:59,114 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 01:14:59,115 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 147 places, 137 transitions, 1685 flow [2021-04-29 01:14:59,118 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 147 places, 137 transitions, 1685 flow [2021-04-29 01:14:59,120 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 136 places, 137 transitions, 1685 flow [2021-04-29 01:14:59,182 INFO L129 PetriNetUnfolder]: 71/359 cut-off events. [2021-04-29 01:14:59,182 INFO L130 PetriNetUnfolder]: For 2409/2422 co-relation queries the response was YES. [2021-04-29 01:14:59,185 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1770 conditions, 359 events. 71/359 cut-off events. For 2409/2422 co-relation queries the response was YES. Maximal size of possible extension queue 48. Compared 2379 event pairs, 2 based on Foata normal form. 8/359 useless extension candidates. Maximal degree in co-relation 1683. Up to 71 conditions per place. [2021-04-29 01:14:59,189 INFO L146 LiptonReduction]: Number of co-enabled transitions 214 [2021-04-29 01:14:59,200 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 01:14:59,200 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 01:14:59,200 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 86 [2021-04-29 01:14:59,203 INFO L480 AbstractCegarLoop]: Abstraction has has 136 places, 137 transitions, 1685 flow [2021-04-29 01:14:59,205 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 164.2) internal successors, (2463), 15 states have internal predecessors, (2463), 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) [2021-04-29 01:14:59,205 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 01:14:59,205 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] [2021-04-29 01:14:59,205 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-04-29 01:14:59,205 INFO L428 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 01:14:59,205 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 01:14:59,206 INFO L82 PathProgramCache]: Analyzing trace with hash 1428453699, now seen corresponding path program 3 times [2021-04-29 01:14:59,206 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 01:14:59,206 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1977888069] [2021-04-29 01:14:59,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 01:14:59,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 01:14:59,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:59,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 01:14:59,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:59,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 01:14:59,357 INFO L142 QuantifierPusher]: treesize reduction 4, result has 75.0 percent of original size [2021-04-29 01:14:59,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 01:14:59,388 INFO L142 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size [2021-04-29 01:14:59,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-29 01:14:59,430 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-04-29 01:14:59,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-04-29 01:14:59,476 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.1 percent of original size [2021-04-29 01:14:59,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-29 01:14:59,512 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-04-29 01:14:59,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-04-29 01:14:59,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:14:59,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 01:14:59,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 01:14:59,557 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1977888069] [2021-04-29 01:14:59,557 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 01:14:59,557 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-04-29 01:14:59,558 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [943423037] [2021-04-29 01:14:59,558 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-04-29 01:14:59,558 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 01:14:59,558 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-04-29 01:14:59,559 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-04-29 01:14:59,561 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 184 out of 663 [2021-04-29 01:14:59,563 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 136 places, 137 transitions, 1685 flow. Second operand has 8 states, 8 states have (on average 186.0) internal successors, (1488), 8 states have internal predecessors, (1488), 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) [2021-04-29 01:14:59,563 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 01:14:59,563 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 184 of 663 [2021-04-29 01:14:59,563 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 01:15:00,311 INFO L129 PetriNetUnfolder]: 200/691 cut-off events. [2021-04-29 01:15:00,312 INFO L130 PetriNetUnfolder]: For 4662/4664 co-relation queries the response was YES. [2021-04-29 01:15:00,315 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3658 conditions, 691 events. 200/691 cut-off events. For 4662/4664 co-relation queries the response was YES. Maximal size of possible extension queue 79. Compared 4887 event pairs, 10 based on Foata normal form. 0/680 useless extension candidates. Maximal degree in co-relation 3365. Up to 184 conditions per place. [2021-04-29 01:15:00,320 INFO L132 encePairwiseOnDemand]: 654/663 looper letters, 106 selfloop transitions, 84 changer transitions 0/203 dead transitions. [2021-04-29 01:15:00,320 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 142 places, 203 transitions, 2709 flow [2021-04-29 01:15:00,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-29 01:15:00,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-04-29 01:15:00,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1332 transitions. [2021-04-29 01:15:00,329 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.2870071105365223 [2021-04-29 01:15:00,329 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1332 transitions. [2021-04-29 01:15:00,330 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1332 transitions. [2021-04-29 01:15:00,330 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 01:15:00,330 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1332 transitions. [2021-04-29 01:15:00,332 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 190.28571428571428) internal successors, (1332), 7 states have internal predecessors, (1332), 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) [2021-04-29 01:15:00,335 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 663.0) internal successors, (5304), 8 states have internal predecessors, (5304), 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) [2021-04-29 01:15:00,336 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 663.0) internal successors, (5304), 8 states have internal predecessors, (5304), 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) [2021-04-29 01:15:00,336 INFO L185 Difference]: Start difference. First operand has 136 places, 137 transitions, 1685 flow. Second operand 7 states and 1332 transitions. [2021-04-29 01:15:00,336 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 142 places, 203 transitions, 2709 flow [2021-04-29 01:15:00,367 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 125 places, 203 transitions, 2568 flow, removed 12 selfloop flow, removed 17 redundant places. [2021-04-29 01:15:00,372 INFO L241 Difference]: Finished difference. Result has 126 places, 160 transitions, 2045 flow [2021-04-29 01:15:00,372 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=663, PETRI_DIFFERENCE_MINUEND_FLOW=1579, PETRI_DIFFERENCE_MINUEND_PLACES=119, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=137, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=61, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=71, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=2045, PETRI_PLACES=126, PETRI_TRANSITIONS=160} [2021-04-29 01:15:00,372 INFO L343 CegarLoopForPetriNet]: 201 programPoint places, -75 predicate places. [2021-04-29 01:15:00,373 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 01:15:00,373 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 126 places, 160 transitions, 2045 flow [2021-04-29 01:15:00,373 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 126 places, 160 transitions, 2045 flow [2021-04-29 01:15:00,375 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 126 places, 160 transitions, 2045 flow [2021-04-29 01:15:00,453 INFO L129 PetriNetUnfolder]: 86/473 cut-off events. [2021-04-29 01:15:00,454 INFO L130 PetriNetUnfolder]: For 3189/3205 co-relation queries the response was YES. [2021-04-29 01:15:00,457 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2249 conditions, 473 events. 86/473 cut-off events. For 3189/3205 co-relation queries the response was YES. Maximal size of possible extension queue 57. Compared 3537 event pairs, 4 based on Foata normal form. 11/470 useless extension candidates. Maximal degree in co-relation 2138. Up to 86 conditions per place. [2021-04-29 01:15:00,462 INFO L146 LiptonReduction]: Number of co-enabled transitions 212 [2021-04-29 01:15:00,494 INFO L158 LiptonReduction]: Checked pairs total: 420 [2021-04-29 01:15:00,494 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 01:15:00,494 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 121 [2021-04-29 01:15:00,495 INFO L480 AbstractCegarLoop]: Abstraction has has 126 places, 160 transitions, 2045 flow [2021-04-29 01:15:00,495 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 186.0) internal successors, (1488), 8 states have internal predecessors, (1488), 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) [2021-04-29 01:15:00,496 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 01:15:00,496 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] [2021-04-29 01:15:00,496 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-04-29 01:15:00,496 INFO L428 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 01:15:00,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 01:15:00,496 INFO L82 PathProgramCache]: Analyzing trace with hash -594158375, now seen corresponding path program 4 times [2021-04-29 01:15:00,496 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 01:15:00,497 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [830923063] [2021-04-29 01:15:00,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 01:15:00,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 01:15:00,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:15:00,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 01:15:00,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:15:00,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 01:15:00,656 INFO L142 QuantifierPusher]: treesize reduction 4, result has 75.0 percent of original size [2021-04-29 01:15:00,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 01:15:00,693 INFO L142 QuantifierPusher]: treesize reduction 4, result has 73.3 percent of original size [2021-04-29 01:15:00,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 01:15:00,731 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-04-29 01:15:00,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-04-29 01:15:00,780 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.1 percent of original size [2021-04-29 01:15:00,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-29 01:15:00,818 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-04-29 01:15:00,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-04-29 01:15:00,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:15:00,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 01:15:00,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 01:15:00,864 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [830923063] [2021-04-29 01:15:00,864 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 01:15:00,864 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-04-29 01:15:00,865 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1834045703] [2021-04-29 01:15:00,865 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-04-29 01:15:00,865 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 01:15:00,866 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-04-29 01:15:00,866 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-04-29 01:15:00,868 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 184 out of 663 [2021-04-29 01:15:00,869 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 126 places, 160 transitions, 2045 flow. Second operand has 8 states, 8 states have (on average 186.0) internal successors, (1488), 8 states have internal predecessors, (1488), 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) [2021-04-29 01:15:00,870 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 01:15:00,870 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 184 of 663 [2021-04-29 01:15:00,870 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 01:15:01,679 INFO L129 PetriNetUnfolder]: 191/684 cut-off events. [2021-04-29 01:15:01,680 INFO L130 PetriNetUnfolder]: For 5162/5164 co-relation queries the response was YES. [2021-04-29 01:15:01,683 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3630 conditions, 684 events. 191/684 cut-off events. For 5162/5164 co-relation queries the response was YES. Maximal size of possible extension queue 79. Compared 4897 event pairs, 41 based on Foata normal form. 0/682 useless extension candidates. Maximal degree in co-relation 3357. Up to 197 conditions per place. [2021-04-29 01:15:01,687 INFO L132 encePairwiseOnDemand]: 655/663 looper letters, 109 selfloop transitions, 73 changer transitions 0/195 dead transitions. [2021-04-29 01:15:01,687 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 132 places, 195 transitions, 2709 flow [2021-04-29 01:15:01,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-29 01:15:01,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-04-29 01:15:01,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1335 transitions. [2021-04-29 01:15:01,697 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.28765352294764057 [2021-04-29 01:15:01,698 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1335 transitions. [2021-04-29 01:15:01,698 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1335 transitions. [2021-04-29 01:15:01,698 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 01:15:01,698 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1335 transitions. [2021-04-29 01:15:01,700 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 190.71428571428572) internal successors, (1335), 7 states have internal predecessors, (1335), 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) [2021-04-29 01:15:01,705 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 663.0) internal successors, (5304), 8 states have internal predecessors, (5304), 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) [2021-04-29 01:15:01,705 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 663.0) internal successors, (5304), 8 states have internal predecessors, (5304), 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) [2021-04-29 01:15:01,706 INFO L185 Difference]: Start difference. First operand has 126 places, 160 transitions, 2045 flow. Second operand 7 states and 1335 transitions. [2021-04-29 01:15:01,706 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 132 places, 195 transitions, 2709 flow [2021-04-29 01:15:01,737 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 129 places, 195 transitions, 2640 flow, removed 10 selfloop flow, removed 3 redundant places. [2021-04-29 01:15:01,741 INFO L241 Difference]: Finished difference. Result has 132 places, 156 transitions, 2189 flow [2021-04-29 01:15:01,741 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=663, PETRI_DIFFERENCE_MINUEND_FLOW=1868, PETRI_DIFFERENCE_MINUEND_PLACES=123, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=151, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=68, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=79, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=2189, PETRI_PLACES=132, PETRI_TRANSITIONS=156} [2021-04-29 01:15:01,742 INFO L343 CegarLoopForPetriNet]: 201 programPoint places, -69 predicate places. [2021-04-29 01:15:01,742 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 01:15:01,742 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 132 places, 156 transitions, 2189 flow [2021-04-29 01:15:01,742 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 132 places, 156 transitions, 2189 flow [2021-04-29 01:15:01,744 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 132 places, 156 transitions, 2189 flow [2021-04-29 01:15:01,826 INFO L129 PetriNetUnfolder]: 77/461 cut-off events. [2021-04-29 01:15:01,826 INFO L130 PetriNetUnfolder]: For 3953/3965 co-relation queries the response was YES. [2021-04-29 01:15:01,829 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2315 conditions, 461 events. 77/461 cut-off events. For 3953/3965 co-relation queries the response was YES. Maximal size of possible extension queue 57. Compared 3516 event pairs, 3 based on Foata normal form. 5/461 useless extension candidates. Maximal degree in co-relation 2208. Up to 86 conditions per place. [2021-04-29 01:15:01,834 INFO L146 LiptonReduction]: Number of co-enabled transitions 212 [2021-04-29 01:15:01,848 INFO L158 LiptonReduction]: Checked pairs total: 420 [2021-04-29 01:15:01,848 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 01:15:01,848 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 106 [2021-04-29 01:15:01,849 INFO L480 AbstractCegarLoop]: Abstraction has has 132 places, 156 transitions, 2189 flow [2021-04-29 01:15:01,850 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 186.0) internal successors, (1488), 8 states have internal predecessors, (1488), 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) [2021-04-29 01:15:01,850 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 01:15:01,850 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] [2021-04-29 01:15:01,850 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-04-29 01:15:01,850 INFO L428 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 01:15:01,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 01:15:01,851 INFO L82 PathProgramCache]: Analyzing trace with hash -1536989017, now seen corresponding path program 10 times [2021-04-29 01:15:01,851 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 01:15:01,851 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1170204381] [2021-04-29 01:15:01,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 01:15:01,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 01:15:02,000 INFO L142 QuantifierPusher]: treesize reduction 5, result has 87.8 percent of original size [2021-04-29 01:15:02,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-04-29 01:15:02,073 INFO L142 QuantifierPusher]: treesize reduction 6, result has 88.2 percent of original size [2021-04-29 01:15:02,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 01:15:02,175 INFO L142 QuantifierPusher]: treesize reduction 10, result has 80.0 percent of original size [2021-04-29 01:15:02,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 01:15:02,236 INFO L142 QuantifierPusher]: treesize reduction 10, result has 77.8 percent of original size [2021-04-29 01:15:02,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-04-29 01:15:02,257 INFO L142 QuantifierPusher]: treesize reduction 10, result has 74.4 percent of original size [2021-04-29 01:15:02,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 01:15:02,312 INFO L142 QuantifierPusher]: treesize reduction 10, result has 85.7 percent of original size [2021-04-29 01:15:02,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-04-29 01:15:02,386 INFO L142 QuantifierPusher]: treesize reduction 10, result has 81.5 percent of original size [2021-04-29 01:15:02,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-04-29 01:15:02,414 INFO L142 QuantifierPusher]: treesize reduction 8, result has 80.0 percent of original size [2021-04-29 01:15:02,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 01:15:02,467 INFO L142 QuantifierPusher]: treesize reduction 8, result has 80.0 percent of original size [2021-04-29 01:15:02,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 01:15:02,521 INFO L142 QuantifierPusher]: treesize reduction 4, result has 90.9 percent of original size [2021-04-29 01:15:02,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 01:15:02,591 INFO L142 QuantifierPusher]: treesize reduction 4, result has 88.2 percent of original size [2021-04-29 01:15:02,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-29 01:15:02,629 INFO L142 QuantifierPusher]: treesize reduction 31, result has 45.6 percent of original size [2021-04-29 01:15:02,630 INFO L147 QuantifierPusher]: treesize reduction 3, result has 88.5 percent of original size 23 [2021-04-29 01:15:02,743 INFO L142 QuantifierPusher]: treesize reduction 31, result has 44.6 percent of original size [2021-04-29 01:15:02,745 INFO L147 QuantifierPusher]: treesize reduction 3, result has 88.0 percent of original size 22 [2021-04-29 01:15:02,858 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-04-29 01:15:02,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-04-29 01:15:02,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:15:02,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 01:15:02,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 01:15:02,987 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1170204381] [2021-04-29 01:15:02,987 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 01:15:02,987 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-04-29 01:15:02,987 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [950074028] [2021-04-29 01:15:02,988 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-04-29 01:15:02,988 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 01:15:02,989 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-04-29 01:15:02,989 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2021-04-29 01:15:02,992 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 163 out of 663 [2021-04-29 01:15:02,994 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 132 places, 156 transitions, 2189 flow. Second operand has 14 states, 14 states have (on average 164.28571428571428) internal successors, (2300), 14 states have internal predecessors, (2300), 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) [2021-04-29 01:15:02,994 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 01:15:02,994 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 163 of 663 [2021-04-29 01:15:02,994 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 01:15:03,687 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 34 [2021-04-29 01:15:04,145 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 36 [2021-04-29 01:15:04,483 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 40 [2021-04-29 01:15:04,829 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 44 [2021-04-29 01:15:05,155 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 47 [2021-04-29 01:15:05,655 INFO L129 PetriNetUnfolder]: 210/746 cut-off events. [2021-04-29 01:15:05,655 INFO L130 PetriNetUnfolder]: For 7064/7066 co-relation queries the response was YES. [2021-04-29 01:15:05,659 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4202 conditions, 746 events. 210/746 cut-off events. For 7064/7066 co-relation queries the response was YES. Maximal size of possible extension queue 92. Compared 5556 event pairs, 70 based on Foata normal form. 3/745 useless extension candidates. Maximal degree in co-relation 3870. Up to 470 conditions per place. [2021-04-29 01:15:05,661 INFO L132 encePairwiseOnDemand]: 650/663 looper letters, 126 selfloop transitions, 50 changer transitions 14/195 dead transitions. [2021-04-29 01:15:05,661 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 144 places, 195 transitions, 3018 flow [2021-04-29 01:15:05,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-04-29 01:15:05,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-04-29 01:15:05,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 2178 transitions. [2021-04-29 01:15:05,668 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.2526975287156283 [2021-04-29 01:15:05,668 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 2178 transitions. [2021-04-29 01:15:05,668 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 2178 transitions. [2021-04-29 01:15:05,669 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 01:15:05,669 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 2178 transitions. [2021-04-29 01:15:05,672 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 167.53846153846155) internal successors, (2178), 13 states have internal predecessors, (2178), 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) [2021-04-29 01:15:05,678 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 663.0) internal successors, (9282), 14 states have internal predecessors, (9282), 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) [2021-04-29 01:15:05,679 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 663.0) internal successors, (9282), 14 states have internal predecessors, (9282), 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) [2021-04-29 01:15:05,679 INFO L185 Difference]: Start difference. First operand has 132 places, 156 transitions, 2189 flow. Second operand 13 states and 2178 transitions. [2021-04-29 01:15:05,679 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 144 places, 195 transitions, 3018 flow [2021-04-29 01:15:05,715 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 141 places, 195 transitions, 2969 flow, removed 5 selfloop flow, removed 3 redundant places. [2021-04-29 01:15:05,720 INFO L241 Difference]: Finished difference. Result has 147 places, 168 transitions, 2450 flow [2021-04-29 01:15:05,720 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=663, PETRI_DIFFERENCE_MINUEND_FLOW=2143, PETRI_DIFFERENCE_MINUEND_PLACES=129, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=156, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=42, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=110, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=2450, PETRI_PLACES=147, PETRI_TRANSITIONS=168} [2021-04-29 01:15:05,721 INFO L343 CegarLoopForPetriNet]: 201 programPoint places, -54 predicate places. [2021-04-29 01:15:05,721 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 01:15:05,721 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 147 places, 168 transitions, 2450 flow [2021-04-29 01:15:05,721 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 147 places, 168 transitions, 2450 flow [2021-04-29 01:15:05,723 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 145 places, 168 transitions, 2450 flow [2021-04-29 01:15:05,802 INFO L129 PetriNetUnfolder]: 87/495 cut-off events. [2021-04-29 01:15:05,802 INFO L130 PetriNetUnfolder]: For 4612/4625 co-relation queries the response was YES. [2021-04-29 01:15:05,805 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2666 conditions, 495 events. 87/495 cut-off events. For 4612/4625 co-relation queries the response was YES. Maximal size of possible extension queue 65. Compared 3810 event pairs, 2 based on Foata normal form. 7/497 useless extension candidates. Maximal degree in co-relation 2588. Up to 98 conditions per place. [2021-04-29 01:15:05,808 INFO L146 LiptonReduction]: Number of co-enabled transitions 212 [2021-04-29 01:15:05,820 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 01:15:05,820 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 01:15:05,820 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 99 [2021-04-29 01:15:05,821 INFO L480 AbstractCegarLoop]: Abstraction has has 145 places, 168 transitions, 2450 flow [2021-04-29 01:15:05,822 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 164.28571428571428) internal successors, (2300), 14 states have internal predecessors, (2300), 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) [2021-04-29 01:15:05,822 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 01:15:05,822 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] [2021-04-29 01:15:05,822 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-04-29 01:15:05,822 INFO L428 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 01:15:05,823 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 01:15:05,823 INFO L82 PathProgramCache]: Analyzing trace with hash -2051531649, now seen corresponding path program 11 times [2021-04-29 01:15:05,823 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 01:15:05,823 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1627910649] [2021-04-29 01:15:05,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 01:15:05,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 01:15:05,933 INFO L142 QuantifierPusher]: treesize reduction 10, result has 76.2 percent of original size [2021-04-29 01:15:05,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 01:15:05,979 INFO L142 QuantifierPusher]: treesize reduction 7, result has 85.4 percent of original size [2021-04-29 01:15:05,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 01:15:06,045 INFO L142 QuantifierPusher]: treesize reduction 43, result has 49.4 percent of original size [2021-04-29 01:15:06,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-04-29 01:15:06,117 INFO L142 QuantifierPusher]: treesize reduction 35, result has 52.7 percent of original size [2021-04-29 01:15:06,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-04-29 01:15:06,183 INFO L142 QuantifierPusher]: treesize reduction 35, result has 49.3 percent of original size [2021-04-29 01:15:06,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-04-29 01:15:06,208 INFO L142 QuantifierPusher]: treesize reduction 35, result has 44.4 percent of original size [2021-04-29 01:15:06,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-04-29 01:15:06,275 INFO L142 QuantifierPusher]: treesize reduction 35, result has 44.4 percent of original size [2021-04-29 01:15:06,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-04-29 01:15:06,347 INFO L142 QuantifierPusher]: treesize reduction 33, result has 56.6 percent of original size [2021-04-29 01:15:06,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-04-29 01:15:06,434 INFO L142 QuantifierPusher]: treesize reduction 8, result has 80.0 percent of original size [2021-04-29 01:15:06,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 01:15:06,504 INFO L142 QuantifierPusher]: treesize reduction 12, result has 71.4 percent of original size [2021-04-29 01:15:06,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-29 01:15:06,570 INFO L142 QuantifierPusher]: treesize reduction 12, result has 70.7 percent of original size [2021-04-29 01:15:06,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 01:15:06,641 INFO L142 QuantifierPusher]: treesize reduction 4, result has 90.7 percent of original size [2021-04-29 01:15:06,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-04-29 01:15:06,730 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.9 percent of original size [2021-04-29 01:15:06,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 01:15:06,738 INFO L142 QuantifierPusher]: treesize reduction 31, result has 44.6 percent of original size [2021-04-29 01:15:06,740 INFO L147 QuantifierPusher]: treesize reduction 3, result has 88.0 percent of original size 22 [2021-04-29 01:15:06,877 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-04-29 01:15:06,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-04-29 01:15:06,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:15:06,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 01:15:07,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 01:15:07,032 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1627910649] [2021-04-29 01:15:07,033 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 01:15:07,033 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-04-29 01:15:07,033 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1324879529] [2021-04-29 01:15:07,033 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-04-29 01:15:07,033 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 01:15:07,034 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-04-29 01:15:07,034 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=178, Unknown=0, NotChecked=0, Total=210 [2021-04-29 01:15:07,042 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 163 out of 663 [2021-04-29 01:15:07,059 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 145 places, 168 transitions, 2450 flow. Second operand has 15 states, 15 states have (on average 164.2) internal successors, (2463), 15 states have internal predecessors, (2463), 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) [2021-04-29 01:15:07,059 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 01:15:07,059 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 163 of 663 [2021-04-29 01:15:07,059 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 01:15:07,543 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 35 [2021-04-29 01:15:07,932 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 37 [2021-04-29 01:15:08,344 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 41 [2021-04-29 01:15:08,689 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 31 [2021-04-29 01:15:08,914 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2021-04-29 01:15:09,224 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 40 [2021-04-29 01:15:09,703 INFO L129 PetriNetUnfolder]: 208/759 cut-off events. [2021-04-29 01:15:09,703 INFO L130 PetriNetUnfolder]: For 7614/7616 co-relation queries the response was YES. [2021-04-29 01:15:09,709 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4498 conditions, 759 events. 208/759 cut-off events. For 7614/7616 co-relation queries the response was YES. Maximal size of possible extension queue 95. Compared 5747 event pairs, 74 based on Foata normal form. 6/761 useless extension candidates. Maximal degree in co-relation 4416. Up to 519 conditions per place. [2021-04-29 01:15:09,712 INFO L132 encePairwiseOnDemand]: 651/663 looper letters, 147 selfloop transitions, 26 changer transitions 18/196 dead transitions. [2021-04-29 01:15:09,712 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 156 places, 196 transitions, 3132 flow [2021-04-29 01:15:09,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-04-29 01:15:09,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-04-29 01:15:09,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 2009 transitions. [2021-04-29 01:15:09,719 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.2525138260432378 [2021-04-29 01:15:09,719 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 2009 transitions. [2021-04-29 01:15:09,719 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 2009 transitions. [2021-04-29 01:15:09,720 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 01:15:09,720 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 2009 transitions. [2021-04-29 01:15:09,722 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 167.41666666666666) internal successors, (2009), 12 states have internal predecessors, (2009), 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) [2021-04-29 01:15:09,728 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 663.0) internal successors, (8619), 13 states have internal predecessors, (8619), 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) [2021-04-29 01:15:09,729 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 663.0) internal successors, (8619), 13 states have internal predecessors, (8619), 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) [2021-04-29 01:15:09,729 INFO L185 Difference]: Start difference. First operand has 145 places, 168 transitions, 2450 flow. Second operand 12 states and 2009 transitions. [2021-04-29 01:15:09,729 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 156 places, 196 transitions, 3132 flow [2021-04-29 01:15:09,774 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 149 places, 196 transitions, 3018 flow, removed 30 selfloop flow, removed 7 redundant places. [2021-04-29 01:15:09,779 INFO L241 Difference]: Finished difference. Result has 152 places, 168 transitions, 2408 flow [2021-04-29 01:15:09,779 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=663, PETRI_DIFFERENCE_MINUEND_FLOW=2342, PETRI_DIFFERENCE_MINUEND_PLACES=138, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=168, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=24, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=142, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=2408, PETRI_PLACES=152, PETRI_TRANSITIONS=168} [2021-04-29 01:15:09,779 INFO L343 CegarLoopForPetriNet]: 201 programPoint places, -49 predicate places. [2021-04-29 01:15:09,779 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 01:15:09,780 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 152 places, 168 transitions, 2408 flow [2021-04-29 01:15:09,780 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 152 places, 168 transitions, 2408 flow [2021-04-29 01:15:09,782 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 150 places, 168 transitions, 2408 flow [2021-04-29 01:15:09,867 INFO L129 PetriNetUnfolder]: 81/476 cut-off events. [2021-04-29 01:15:09,867 INFO L130 PetriNetUnfolder]: For 4220/4233 co-relation queries the response was YES. [2021-04-29 01:15:09,869 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2556 conditions, 476 events. 81/476 cut-off events. For 4220/4233 co-relation queries the response was YES. Maximal size of possible extension queue 62. Compared 3655 event pairs, 5 based on Foata normal form. 7/478 useless extension candidates. Maximal degree in co-relation 2452. Up to 86 conditions per place. [2021-04-29 01:15:09,873 INFO L146 LiptonReduction]: Number of co-enabled transitions 212 [2021-04-29 01:15:09,883 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 01:15:09,883 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 01:15:09,884 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 105 [2021-04-29 01:15:09,884 INFO L480 AbstractCegarLoop]: Abstraction has has 150 places, 168 transitions, 2408 flow [2021-04-29 01:15:09,885 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 164.2) internal successors, (2463), 15 states have internal predecessors, (2463), 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) [2021-04-29 01:15:09,885 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 01:15:09,885 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] [2021-04-29 01:15:09,885 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-04-29 01:15:09,885 INFO L428 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 01:15:09,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 01:15:09,886 INFO L82 PathProgramCache]: Analyzing trace with hash 1554029003, now seen corresponding path program 12 times [2021-04-29 01:15:09,886 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 01:15:09,886 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [494320298] [2021-04-29 01:15:09,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 01:15:09,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 01:15:10,009 INFO L142 QuantifierPusher]: treesize reduction 10, result has 76.2 percent of original size [2021-04-29 01:15:10,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 01:15:10,051 INFO L142 QuantifierPusher]: treesize reduction 7, result has 85.4 percent of original size [2021-04-29 01:15:10,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 01:15:10,116 INFO L142 QuantifierPusher]: treesize reduction 43, result has 49.4 percent of original size [2021-04-29 01:15:10,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-04-29 01:15:10,197 INFO L142 QuantifierPusher]: treesize reduction 35, result has 52.7 percent of original size [2021-04-29 01:15:10,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-04-29 01:15:10,255 INFO L142 QuantifierPusher]: treesize reduction 35, result has 49.3 percent of original size [2021-04-29 01:15:10,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-04-29 01:15:10,277 INFO L142 QuantifierPusher]: treesize reduction 35, result has 44.4 percent of original size [2021-04-29 01:15:10,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-04-29 01:15:10,330 INFO L142 QuantifierPusher]: treesize reduction 33, result has 56.6 percent of original size [2021-04-29 01:15:10,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-04-29 01:15:10,401 INFO L142 QuantifierPusher]: treesize reduction 8, result has 80.0 percent of original size [2021-04-29 01:15:10,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 01:15:10,461 INFO L142 QuantifierPusher]: treesize reduction 8, result has 80.0 percent of original size [2021-04-29 01:15:10,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 01:15:10,527 INFO L142 QuantifierPusher]: treesize reduction 12, result has 71.4 percent of original size [2021-04-29 01:15:10,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-29 01:15:10,587 INFO L142 QuantifierPusher]: treesize reduction 12, result has 70.7 percent of original size [2021-04-29 01:15:10,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 01:15:10,653 INFO L142 QuantifierPusher]: treesize reduction 4, result has 90.7 percent of original size [2021-04-29 01:15:10,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-04-29 01:15:10,703 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.9 percent of original size [2021-04-29 01:15:10,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 01:15:10,707 INFO L142 QuantifierPusher]: treesize reduction 31, result has 44.6 percent of original size [2021-04-29 01:15:10,709 INFO L147 QuantifierPusher]: treesize reduction 3, result has 88.0 percent of original size 22 [2021-04-29 01:15:10,811 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-04-29 01:15:10,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-04-29 01:15:10,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:15:10,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 01:15:10,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 01:15:10,946 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [494320298] [2021-04-29 01:15:10,947 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 01:15:10,947 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-04-29 01:15:10,947 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1622207709] [2021-04-29 01:15:10,947 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-04-29 01:15:10,947 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 01:15:10,948 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-04-29 01:15:10,948 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=178, Unknown=0, NotChecked=0, Total=210 [2021-04-29 01:15:10,952 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 163 out of 663 [2021-04-29 01:15:10,954 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 150 places, 168 transitions, 2408 flow. Second operand has 15 states, 15 states have (on average 164.2) internal successors, (2463), 15 states have internal predecessors, (2463), 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) [2021-04-29 01:15:10,954 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 01:15:10,954 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 163 of 663 [2021-04-29 01:15:10,954 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 01:15:11,418 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 35 [2021-04-29 01:15:11,768 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 37 [2021-04-29 01:15:12,370 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 31 [2021-04-29 01:15:12,719 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 38 [2021-04-29 01:15:13,024 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 41 [2021-04-29 01:15:13,488 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 44 [2021-04-29 01:15:13,914 INFO L129 PetriNetUnfolder]: 177/696 cut-off events. [2021-04-29 01:15:13,914 INFO L130 PetriNetUnfolder]: For 6858/6860 co-relation queries the response was YES. [2021-04-29 01:15:13,917 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4135 conditions, 696 events. 177/696 cut-off events. For 6858/6860 co-relation queries the response was YES. Maximal size of possible extension queue 84. Compared 5239 event pairs, 56 based on Foata normal form. 9/701 useless extension candidates. Maximal degree in co-relation 4024. Up to 332 conditions per place. [2021-04-29 01:15:13,919 INFO L132 encePairwiseOnDemand]: 650/663 looper letters, 109 selfloop transitions, 39 changer transitions 34/187 dead transitions. [2021-04-29 01:15:13,919 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 161 places, 187 transitions, 2919 flow [2021-04-29 01:15:13,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-04-29 01:15:13,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-04-29 01:15:13,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 2014 transitions. [2021-04-29 01:15:13,925 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.25314228255404725 [2021-04-29 01:15:13,925 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 2014 transitions. [2021-04-29 01:15:13,925 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 2014 transitions. [2021-04-29 01:15:13,926 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 01:15:13,926 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 2014 transitions. [2021-04-29 01:15:13,929 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 167.83333333333334) internal successors, (2014), 12 states have internal predecessors, (2014), 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) [2021-04-29 01:15:13,935 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 663.0) internal successors, (8619), 13 states have internal predecessors, (8619), 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) [2021-04-29 01:15:13,935 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 663.0) internal successors, (8619), 13 states have internal predecessors, (8619), 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) [2021-04-29 01:15:13,936 INFO L185 Difference]: Start difference. First operand has 150 places, 168 transitions, 2408 flow. Second operand 12 states and 2014 transitions. [2021-04-29 01:15:13,936 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 161 places, 187 transitions, 2919 flow [2021-04-29 01:15:13,974 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 152 places, 187 transitions, 2829 flow, removed 21 selfloop flow, removed 9 redundant places. [2021-04-29 01:15:13,979 INFO L241 Difference]: Finished difference. Result has 154 places, 144 transitions, 2049 flow [2021-04-29 01:15:13,979 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=663, PETRI_DIFFERENCE_MINUEND_FLOW=2274, PETRI_DIFFERENCE_MINUEND_PLACES=141, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=165, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=39, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=126, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=2049, PETRI_PLACES=154, PETRI_TRANSITIONS=144} [2021-04-29 01:15:13,979 INFO L343 CegarLoopForPetriNet]: 201 programPoint places, -47 predicate places. [2021-04-29 01:15:13,980 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 01:15:13,980 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 154 places, 144 transitions, 2049 flow [2021-04-29 01:15:13,980 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 154 places, 144 transitions, 2049 flow [2021-04-29 01:15:13,981 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 146 places, 144 transitions, 2049 flow [2021-04-29 01:15:14,036 INFO L129 PetriNetUnfolder]: 50/369 cut-off events. [2021-04-29 01:15:14,036 INFO L130 PetriNetUnfolder]: For 3421/3435 co-relation queries the response was YES. [2021-04-29 01:15:14,038 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2027 conditions, 369 events. 50/369 cut-off events. For 3421/3435 co-relation queries the response was YES. Maximal size of possible extension queue 41. Compared 2667 event pairs, 2 based on Foata normal form. 4/369 useless extension candidates. Maximal degree in co-relation 1936. Up to 69 conditions per place. [2021-04-29 01:15:14,041 INFO L146 LiptonReduction]: Number of co-enabled transitions 192 [2021-04-29 01:15:14,049 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 01:15:14,049 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 01:15:14,049 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 69 [2021-04-29 01:15:14,050 INFO L480 AbstractCegarLoop]: Abstraction has has 146 places, 144 transitions, 2049 flow [2021-04-29 01:15:14,051 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 164.2) internal successors, (2463), 15 states have internal predecessors, (2463), 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) [2021-04-29 01:15:14,051 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 01:15:14,051 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] [2021-04-29 01:15:14,051 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-04-29 01:15:14,051 INFO L428 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 01:15:14,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 01:15:14,051 INFO L82 PathProgramCache]: Analyzing trace with hash -1160113883, now seen corresponding path program 13 times [2021-04-29 01:15:14,051 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 01:15:14,051 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1608009714] [2021-04-29 01:15:14,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 01:15:14,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 01:15:14,165 INFO L142 QuantifierPusher]: treesize reduction 2, result has 93.9 percent of original size [2021-04-29 01:15:14,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-04-29 01:15:14,205 INFO L142 QuantifierPusher]: treesize reduction 6, result has 86.0 percent of original size [2021-04-29 01:15:14,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-04-29 01:15:14,262 INFO L142 QuantifierPusher]: treesize reduction 18, result has 68.4 percent of original size [2021-04-29 01:15:14,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-04-29 01:15:14,324 INFO L142 QuantifierPusher]: treesize reduction 10, result has 78.3 percent of original size [2021-04-29 01:15:14,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-04-29 01:15:14,385 INFO L142 QuantifierPusher]: treesize reduction 10, result has 75.6 percent of original size [2021-04-29 01:15:14,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-04-29 01:15:14,409 INFO L142 QuantifierPusher]: treesize reduction 10, result has 75.6 percent of original size [2021-04-29 01:15:14,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-04-29 01:15:14,471 INFO L142 QuantifierPusher]: treesize reduction 10, result has 71.4 percent of original size [2021-04-29 01:15:14,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-04-29 01:15:14,524 INFO L142 QuantifierPusher]: treesize reduction 10, result has 80.0 percent of original size [2021-04-29 01:15:14,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 01:15:14,591 INFO L142 QuantifierPusher]: treesize reduction 8, result has 80.0 percent of original size [2021-04-29 01:15:14,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 01:15:14,654 INFO L142 QuantifierPusher]: treesize reduction 12, result has 71.4 percent of original size [2021-04-29 01:15:14,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-29 01:15:14,723 INFO L142 QuantifierPusher]: treesize reduction 12, result has 70.7 percent of original size [2021-04-29 01:15:14,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 01:15:14,792 INFO L142 QuantifierPusher]: treesize reduction 4, result has 90.7 percent of original size [2021-04-29 01:15:14,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-04-29 01:15:14,846 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.9 percent of original size [2021-04-29 01:15:14,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 01:15:14,849 INFO L142 QuantifierPusher]: treesize reduction 31, result has 44.6 percent of original size [2021-04-29 01:15:14,851 INFO L147 QuantifierPusher]: treesize reduction 3, result has 88.0 percent of original size 22 [2021-04-29 01:15:14,957 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-04-29 01:15:14,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-04-29 01:15:15,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:15:15,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 01:15:15,103 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 01:15:15,103 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1608009714] [2021-04-29 01:15:15,103 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 01:15:15,104 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-04-29 01:15:15,104 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1462733754] [2021-04-29 01:15:15,104 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-04-29 01:15:15,104 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 01:15:15,105 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-04-29 01:15:15,105 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=178, Unknown=0, NotChecked=0, Total=210 [2021-04-29 01:15:15,108 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 163 out of 663 [2021-04-29 01:15:15,109 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 146 places, 144 transitions, 2049 flow. Second operand has 15 states, 15 states have (on average 164.2) internal successors, (2463), 15 states have internal predecessors, (2463), 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) [2021-04-29 01:15:15,109 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 01:15:15,109 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 163 of 663 [2021-04-29 01:15:15,109 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 01:15:15,591 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 34 [2021-04-29 01:15:15,938 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 38 [2021-04-29 01:15:16,394 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 40 [2021-04-29 01:15:16,768 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 29 [2021-04-29 01:15:16,990 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 32 [2021-04-29 01:15:17,588 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 39 [2021-04-29 01:15:18,119 INFO L129 PetriNetUnfolder]: 132/549 cut-off events. [2021-04-29 01:15:18,119 INFO L130 PetriNetUnfolder]: For 5658/5660 co-relation queries the response was YES. [2021-04-29 01:15:18,122 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3353 conditions, 549 events. 132/549 cut-off events. For 5658/5660 co-relation queries the response was YES. Maximal size of possible extension queue 58. Compared 3860 event pairs, 44 based on Foata normal form. 6/551 useless extension candidates. Maximal degree in co-relation 3279. Up to 320 conditions per place. [2021-04-29 01:15:18,124 INFO L132 encePairwiseOnDemand]: 651/663 looper letters, 107 selfloop transitions, 29 changer transitions 18/159 dead transitions. [2021-04-29 01:15:18,124 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 157 places, 159 transitions, 2464 flow [2021-04-29 01:15:18,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-04-29 01:15:18,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-04-29 01:15:18,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 2009 transitions. [2021-04-29 01:15:18,131 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.2525138260432378 [2021-04-29 01:15:18,131 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 2009 transitions. [2021-04-29 01:15:18,131 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 2009 transitions. [2021-04-29 01:15:18,132 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 01:15:18,132 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 2009 transitions. [2021-04-29 01:15:18,135 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 167.41666666666666) internal successors, (2009), 12 states have internal predecessors, (2009), 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) [2021-04-29 01:15:18,140 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 663.0) internal successors, (8619), 13 states have internal predecessors, (8619), 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) [2021-04-29 01:15:18,142 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 663.0) internal successors, (8619), 13 states have internal predecessors, (8619), 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) [2021-04-29 01:15:18,142 INFO L185 Difference]: Start difference. First operand has 146 places, 144 transitions, 2049 flow. Second operand 12 states and 2009 transitions. [2021-04-29 01:15:18,142 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 157 places, 159 transitions, 2464 flow [2021-04-29 01:15:18,178 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 144 places, 159 transitions, 2338 flow, removed 13 selfloop flow, removed 13 redundant places. [2021-04-29 01:15:18,182 INFO L241 Difference]: Finished difference. Result has 146 places, 133 transitions, 1836 flow [2021-04-29 01:15:18,183 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=663, PETRI_DIFFERENCE_MINUEND_FLOW=1869, PETRI_DIFFERENCE_MINUEND_PLACES=133, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=140, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=29, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=111, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=1836, PETRI_PLACES=146, PETRI_TRANSITIONS=133} [2021-04-29 01:15:18,183 INFO L343 CegarLoopForPetriNet]: 201 programPoint places, -55 predicate places. [2021-04-29 01:15:18,183 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 01:15:18,184 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 146 places, 133 transitions, 1836 flow [2021-04-29 01:15:18,184 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 146 places, 133 transitions, 1836 flow [2021-04-29 01:15:18,185 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 141 places, 133 transitions, 1836 flow [2021-04-29 01:15:18,245 INFO L129 PetriNetUnfolder]: 46/338 cut-off events. [2021-04-29 01:15:18,245 INFO L130 PetriNetUnfolder]: For 3040/3046 co-relation queries the response was YES. [2021-04-29 01:15:18,247 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1827 conditions, 338 events. 46/338 cut-off events. For 3040/3046 co-relation queries the response was YES. Maximal size of possible extension queue 34. Compared 2318 event pairs, 2 based on Foata normal form. 2/336 useless extension candidates. Maximal degree in co-relation 1759. Up to 62 conditions per place. [2021-04-29 01:15:18,249 INFO L146 LiptonReduction]: Number of co-enabled transitions 174 [2021-04-29 01:15:18,256 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 01:15:18,256 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 01:15:18,257 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 74 [2021-04-29 01:15:18,258 INFO L480 AbstractCegarLoop]: Abstraction has has 141 places, 133 transitions, 1836 flow [2021-04-29 01:15:18,258 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 164.2) internal successors, (2463), 15 states have internal predecessors, (2463), 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) [2021-04-29 01:15:18,258 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 01:15:18,258 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] [2021-04-29 01:15:18,258 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-04-29 01:15:18,259 INFO L428 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 01:15:18,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 01:15:18,259 INFO L82 PathProgramCache]: Analyzing trace with hash -202380733, now seen corresponding path program 14 times [2021-04-29 01:15:18,259 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 01:15:18,259 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1379104938] [2021-04-29 01:15:18,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 01:15:18,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 01:15:18,390 INFO L142 QuantifierPusher]: treesize reduction 10, result has 76.2 percent of original size [2021-04-29 01:15:18,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 01:15:18,441 INFO L142 QuantifierPusher]: treesize reduction 7, result has 85.4 percent of original size [2021-04-29 01:15:18,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 01:15:18,515 INFO L142 QuantifierPusher]: treesize reduction 7, result has 82.5 percent of original size [2021-04-29 01:15:18,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-04-29 01:15:18,577 INFO L142 QuantifierPusher]: treesize reduction 7, result has 82.5 percent of original size [2021-04-29 01:15:18,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-04-29 01:15:18,639 INFO L142 QuantifierPusher]: treesize reduction 7, result has 82.1 percent of original size [2021-04-29 01:15:18,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 01:15:18,708 INFO L142 QuantifierPusher]: treesize reduction 30, result has 55.9 percent of original size [2021-04-29 01:15:18,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-04-29 01:15:18,779 INFO L142 QuantifierPusher]: treesize reduction 30, result has 52.4 percent of original size [2021-04-29 01:15:18,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-04-29 01:15:18,811 INFO L142 QuantifierPusher]: treesize reduction 30, result has 47.4 percent of original size [2021-04-29 01:15:18,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-29 01:15:18,882 INFO L142 QuantifierPusher]: treesize reduction 28, result has 60.0 percent of original size [2021-04-29 01:15:18,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-04-29 01:15:18,966 INFO L142 QuantifierPusher]: treesize reduction 8, result has 79.5 percent of original size [2021-04-29 01:15:18,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-04-29 01:15:19,032 INFO L142 QuantifierPusher]: treesize reduction 4, result has 90.7 percent of original size [2021-04-29 01:15:19,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-04-29 01:15:19,114 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.9 percent of original size [2021-04-29 01:15:19,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 01:15:19,161 INFO L142 QuantifierPusher]: treesize reduction 31, result has 44.6 percent of original size [2021-04-29 01:15:19,164 INFO L147 QuantifierPusher]: treesize reduction 3, result has 88.0 percent of original size 22 [2021-04-29 01:15:19,269 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-04-29 01:15:19,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-04-29 01:15:19,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:15:19,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 01:15:19,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 01:15:19,405 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1379104938] [2021-04-29 01:15:19,405 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 01:15:19,405 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-04-29 01:15:19,406 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [446013533] [2021-04-29 01:15:19,406 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-04-29 01:15:19,406 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 01:15:19,407 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-04-29 01:15:19,407 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=179, Unknown=0, NotChecked=0, Total=210 [2021-04-29 01:15:19,410 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 163 out of 663 [2021-04-29 01:15:19,412 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 141 places, 133 transitions, 1836 flow. Second operand has 15 states, 15 states have (on average 164.2) internal successors, (2463), 15 states have internal predecessors, (2463), 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) [2021-04-29 01:15:19,412 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 01:15:19,412 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 163 of 663 [2021-04-29 01:15:19,412 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 01:15:19,908 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 34 [2021-04-29 01:15:20,179 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 37 [2021-04-29 01:15:20,569 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 42 [2021-04-29 01:15:21,090 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 44 [2021-04-29 01:15:21,403 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 31 [2021-04-29 01:15:21,793 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2021-04-29 01:15:22,191 INFO L129 PetriNetUnfolder]: 109/485 cut-off events. [2021-04-29 01:15:22,192 INFO L130 PetriNetUnfolder]: For 4778/4780 co-relation queries the response was YES. [2021-04-29 01:15:22,194 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2970 conditions, 485 events. 109/485 cut-off events. For 4778/4780 co-relation queries the response was YES. Maximal size of possible extension queue 48. Compared 3276 event pairs, 43 based on Foata normal form. 4/485 useless extension candidates. Maximal degree in co-relation 2899. Up to 365 conditions per place. [2021-04-29 01:15:22,196 INFO L132 encePairwiseOnDemand]: 650/663 looper letters, 114 selfloop transitions, 14 changer transitions 22/155 dead transitions. [2021-04-29 01:15:22,196 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 152 places, 155 transitions, 2364 flow [2021-04-29 01:15:22,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-04-29 01:15:22,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-04-29 01:15:22,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 2006 transitions. [2021-04-29 01:15:22,204 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.25213675213675213 [2021-04-29 01:15:22,204 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 2006 transitions. [2021-04-29 01:15:22,204 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 2006 transitions. [2021-04-29 01:15:22,205 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 01:15:22,205 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 2006 transitions. [2021-04-29 01:15:22,208 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 167.16666666666666) internal successors, (2006), 12 states have internal predecessors, (2006), 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) [2021-04-29 01:15:22,215 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 663.0) internal successors, (8619), 13 states have internal predecessors, (8619), 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) [2021-04-29 01:15:22,216 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 663.0) internal successors, (8619), 13 states have internal predecessors, (8619), 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) [2021-04-29 01:15:22,216 INFO L185 Difference]: Start difference. First operand has 141 places, 133 transitions, 1836 flow. Second operand 12 states and 2006 transitions. [2021-04-29 01:15:22,216 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 152 places, 155 transitions, 2364 flow [2021-04-29 01:15:22,243 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 141 places, 155 transitions, 2273 flow, removed 15 selfloop flow, removed 11 redundant places. [2021-04-29 01:15:22,247 INFO L241 Difference]: Finished difference. Result has 147 places, 132 transitions, 1779 flow [2021-04-29 01:15:22,247 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=663, PETRI_DIFFERENCE_MINUEND_FLOW=1751, PETRI_DIFFERENCE_MINUEND_PLACES=130, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=133, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=14, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=119, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=1779, PETRI_PLACES=147, PETRI_TRANSITIONS=132} [2021-04-29 01:15:22,248 INFO L343 CegarLoopForPetriNet]: 201 programPoint places, -54 predicate places. [2021-04-29 01:15:22,248 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 01:15:22,248 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 147 places, 132 transitions, 1779 flow [2021-04-29 01:15:22,248 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 147 places, 132 transitions, 1779 flow [2021-04-29 01:15:22,250 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 141 places, 132 transitions, 1779 flow [2021-04-29 01:15:22,325 INFO L129 PetriNetUnfolder]: 45/335 cut-off events. [2021-04-29 01:15:22,326 INFO L130 PetriNetUnfolder]: For 2959/2965 co-relation queries the response was YES. [2021-04-29 01:15:22,328 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1806 conditions, 335 events. 45/335 cut-off events. For 2959/2965 co-relation queries the response was YES. Maximal size of possible extension queue 34. Compared 2299 event pairs, 2 based on Foata normal form. 2/333 useless extension candidates. Maximal degree in co-relation 1731. Up to 62 conditions per place. [2021-04-29 01:15:22,331 INFO L146 LiptonReduction]: Number of co-enabled transitions 174 [2021-04-29 01:15:22,340 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 01:15:22,340 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 01:15:22,340 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 92 [2021-04-29 01:15:22,341 INFO L480 AbstractCegarLoop]: Abstraction has has 141 places, 132 transitions, 1779 flow [2021-04-29 01:15:22,342 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 164.2) internal successors, (2463), 15 states have internal predecessors, (2463), 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) [2021-04-29 01:15:22,342 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 01:15:22,342 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] [2021-04-29 01:15:22,342 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-04-29 01:15:22,342 INFO L428 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 01:15:22,342 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 01:15:22,343 INFO L82 PathProgramCache]: Analyzing trace with hash 836153759, now seen corresponding path program 15 times [2021-04-29 01:15:22,343 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 01:15:22,343 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [281558776] [2021-04-29 01:15:22,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 01:15:22,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 01:15:22,436 INFO L142 QuantifierPusher]: treesize reduction 2, result has 93.9 percent of original size [2021-04-29 01:15:22,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-04-29 01:15:22,472 INFO L142 QuantifierPusher]: treesize reduction 9, result has 80.4 percent of original size [2021-04-29 01:15:22,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-04-29 01:15:22,525 INFO L142 QuantifierPusher]: treesize reduction 9, result has 76.3 percent of original size [2021-04-29 01:15:22,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 01:15:22,573 INFO L142 QuantifierPusher]: treesize reduction 9, result has 76.3 percent of original size [2021-04-29 01:15:22,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 01:15:22,624 INFO L142 QuantifierPusher]: treesize reduction 10, result has 78.3 percent of original size [2021-04-29 01:15:22,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-04-29 01:15:22,693 INFO L142 QuantifierPusher]: treesize reduction 10, result has 75.6 percent of original size [2021-04-29 01:15:22,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-04-29 01:15:22,722 INFO L142 QuantifierPusher]: treesize reduction 10, result has 71.4 percent of original size [2021-04-29 01:15:22,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-04-29 01:15:22,780 INFO L142 QuantifierPusher]: treesize reduction 10, result has 80.0 percent of original size [2021-04-29 01:15:22,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 01:15:22,850 INFO L142 QuantifierPusher]: treesize reduction 10, result has 79.6 percent of original size [2021-04-29 01:15:22,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-04-29 01:15:22,923 INFO L142 QuantifierPusher]: treesize reduction 8, result has 79.5 percent of original size [2021-04-29 01:15:22,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-04-29 01:15:22,990 INFO L142 QuantifierPusher]: treesize reduction 4, result has 90.7 percent of original size [2021-04-29 01:15:22,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-04-29 01:15:23,071 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.9 percent of original size [2021-04-29 01:15:23,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 01:15:23,120 INFO L142 QuantifierPusher]: treesize reduction 31, result has 44.6 percent of original size [2021-04-29 01:15:23,121 INFO L147 QuantifierPusher]: treesize reduction 3, result has 88.0 percent of original size 22 [2021-04-29 01:15:23,228 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-04-29 01:15:23,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-04-29 01:15:23,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:15:23,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 01:15:23,378 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 01:15:23,379 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [281558776] [2021-04-29 01:15:23,379 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 01:15:23,379 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-04-29 01:15:23,379 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1400383522] [2021-04-29 01:15:23,379 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-04-29 01:15:23,380 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 01:15:23,380 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-04-29 01:15:23,380 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=179, Unknown=0, NotChecked=0, Total=210 [2021-04-29 01:15:23,382 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 163 out of 663 [2021-04-29 01:15:23,383 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 141 places, 132 transitions, 1779 flow. Second operand has 15 states, 15 states have (on average 164.2) internal successors, (2463), 15 states have internal predecessors, (2463), 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) [2021-04-29 01:15:23,383 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 01:15:23,384 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 163 of 663 [2021-04-29 01:15:23,384 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 01:15:23,888 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 33 [2021-04-29 01:15:24,192 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-04-29 01:15:24,662 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 40 [2021-04-29 01:15:25,177 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 32 [2021-04-29 01:15:25,710 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 36 [2021-04-29 01:15:26,145 INFO L129 PetriNetUnfolder]: 109/485 cut-off events. [2021-04-29 01:15:26,146 INFO L130 PetriNetUnfolder]: For 4814/4816 co-relation queries the response was YES. [2021-04-29 01:15:26,148 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2968 conditions, 485 events. 109/485 cut-off events. For 4814/4816 co-relation queries the response was YES. Maximal size of possible extension queue 46. Compared 3284 event pairs, 32 based on Foata normal form. 4/485 useless extension candidates. Maximal degree in co-relation 2888. Up to 315 conditions per place. [2021-04-29 01:15:26,149 INFO L132 encePairwiseOnDemand]: 649/663 looper letters, 118 selfloop transitions, 25 changer transitions 17/165 dead transitions. [2021-04-29 01:15:26,150 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 152 places, 165 transitions, 2474 flow [2021-04-29 01:15:26,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-04-29 01:15:26,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-04-29 01:15:26,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 2014 transitions. [2021-04-29 01:15:26,157 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.25314228255404725 [2021-04-29 01:15:26,157 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 2014 transitions. [2021-04-29 01:15:26,157 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 2014 transitions. [2021-04-29 01:15:26,157 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 01:15:26,157 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 2014 transitions. [2021-04-29 01:15:26,159 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 167.83333333333334) internal successors, (2014), 12 states have internal predecessors, (2014), 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) [2021-04-29 01:15:26,163 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 663.0) internal successors, (8619), 13 states have internal predecessors, (8619), 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) [2021-04-29 01:15:26,163 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 663.0) internal successors, (8619), 13 states have internal predecessors, (8619), 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) [2021-04-29 01:15:26,164 INFO L185 Difference]: Start difference. First operand has 141 places, 132 transitions, 1779 flow. Second operand 12 states and 2014 transitions. [2021-04-29 01:15:26,164 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 152 places, 165 transitions, 2474 flow [2021-04-29 01:15:26,183 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 143 places, 165 transitions, 2415 flow, removed 22 selfloop flow, removed 9 redundant places. [2021-04-29 01:15:26,186 INFO L241 Difference]: Finished difference. Result has 151 places, 140 transitions, 1934 flow [2021-04-29 01:15:26,186 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=663, PETRI_DIFFERENCE_MINUEND_FLOW=1735, PETRI_DIFFERENCE_MINUEND_PLACES=132, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=132, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=17, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=108, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=1934, PETRI_PLACES=151, PETRI_TRANSITIONS=140} [2021-04-29 01:15:26,186 INFO L343 CegarLoopForPetriNet]: 201 programPoint places, -50 predicate places. [2021-04-29 01:15:26,186 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 01:15:26,186 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 151 places, 140 transitions, 1934 flow [2021-04-29 01:15:26,187 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 151 places, 140 transitions, 1934 flow [2021-04-29 01:15:26,188 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 148 places, 140 transitions, 1934 flow [2021-04-29 01:15:26,248 INFO L129 PetriNetUnfolder]: 45/334 cut-off events. [2021-04-29 01:15:26,248 INFO L130 PetriNetUnfolder]: For 3099/3103 co-relation queries the response was YES. [2021-04-29 01:15:26,250 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1865 conditions, 334 events. 45/334 cut-off events. For 3099/3103 co-relation queries the response was YES. Maximal size of possible extension queue 34. Compared 2287 event pairs, 2 based on Foata normal form. 2/331 useless extension candidates. Maximal degree in co-relation 1788. Up to 61 conditions per place. [2021-04-29 01:15:26,253 INFO L146 LiptonReduction]: Number of co-enabled transitions 176 [2021-04-29 01:15:26,261 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 01:15:26,262 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 01:15:26,262 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 76 [2021-04-29 01:15:26,263 INFO L480 AbstractCegarLoop]: Abstraction has has 148 places, 140 transitions, 1934 flow [2021-04-29 01:15:26,263 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 164.2) internal successors, (2463), 15 states have internal predecessors, (2463), 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) [2021-04-29 01:15:26,264 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 01:15:26,264 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] [2021-04-29 01:15:26,264 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-04-29 01:15:26,264 INFO L428 AbstractCegarLoop]: === Iteration 28 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 01:15:26,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 01:15:26,264 INFO L82 PathProgramCache]: Analyzing trace with hash 22686575, now seen corresponding path program 16 times [2021-04-29 01:15:26,265 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 01:15:26,265 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1639208118] [2021-04-29 01:15:26,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 01:15:26,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 01:15:26,371 INFO L142 QuantifierPusher]: treesize reduction 10, result has 76.2 percent of original size [2021-04-29 01:15:26,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 01:15:26,411 INFO L142 QuantifierPusher]: treesize reduction 7, result has 85.4 percent of original size [2021-04-29 01:15:26,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 01:15:26,477 INFO L142 QuantifierPusher]: treesize reduction 7, result has 82.5 percent of original size [2021-04-29 01:15:26,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-04-29 01:15:26,533 INFO L142 QuantifierPusher]: treesize reduction 7, result has 82.5 percent of original size [2021-04-29 01:15:26,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-04-29 01:15:26,593 INFO L142 QuantifierPusher]: treesize reduction 35, result has 52.7 percent of original size [2021-04-29 01:15:26,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-04-29 01:15:26,660 INFO L142 QuantifierPusher]: treesize reduction 35, result has 49.3 percent of original size [2021-04-29 01:15:26,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-04-29 01:15:26,687 INFO L142 QuantifierPusher]: treesize reduction 35, result has 48.5 percent of original size [2021-04-29 01:15:26,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-04-29 01:15:26,762 INFO L142 QuantifierPusher]: treesize reduction 35, result has 43.5 percent of original size [2021-04-29 01:15:26,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-29 01:15:26,829 INFO L142 QuantifierPusher]: treesize reduction 33, result has 56.0 percent of original size [2021-04-29 01:15:26,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-04-29 01:15:26,911 INFO L142 QuantifierPusher]: treesize reduction 8, result has 79.5 percent of original size [2021-04-29 01:15:26,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-04-29 01:15:26,976 INFO L142 QuantifierPusher]: treesize reduction 4, result has 90.7 percent of original size [2021-04-29 01:15:26,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-04-29 01:15:27,060 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.9 percent of original size [2021-04-29 01:15:27,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 01:15:27,114 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.9 percent of original size [2021-04-29 01:15:27,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 01:15:27,164 INFO L142 QuantifierPusher]: treesize reduction 31, result has 44.6 percent of original size [2021-04-29 01:15:27,167 INFO L147 QuantifierPusher]: treesize reduction 3, result has 88.0 percent of original size 22 [2021-04-29 01:15:27,274 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-04-29 01:15:27,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-04-29 01:15:27,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:15:27,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 01:15:27,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 01:15:27,412 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1639208118] [2021-04-29 01:15:27,412 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 01:15:27,412 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-04-29 01:15:27,413 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [944197912] [2021-04-29 01:15:27,413 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-04-29 01:15:27,413 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 01:15:27,413 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-04-29 01:15:27,414 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=179, Unknown=0, NotChecked=0, Total=210 [2021-04-29 01:15:27,416 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 163 out of 663 [2021-04-29 01:15:27,418 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 148 places, 140 transitions, 1934 flow. Second operand has 15 states, 15 states have (on average 164.2) internal successors, (2463), 15 states have internal predecessors, (2463), 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) [2021-04-29 01:15:27,418 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 01:15:27,418 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 163 of 663 [2021-04-29 01:15:27,418 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 01:15:27,956 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 34 [2021-04-29 01:15:28,282 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 39 [2021-04-29 01:15:28,658 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 42 [2021-04-29 01:15:29,100 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 44 [2021-04-29 01:15:29,441 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 31 [2021-04-29 01:15:29,720 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2021-04-29 01:15:30,077 INFO L129 PetriNetUnfolder]: 107/484 cut-off events. [2021-04-29 01:15:30,078 INFO L130 PetriNetUnfolder]: For 5064/5066 co-relation queries the response was YES. [2021-04-29 01:15:30,080 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3045 conditions, 484 events. 107/484 cut-off events. For 5064/5066 co-relation queries the response was YES. Maximal size of possible extension queue 47. Compared 3305 event pairs, 36 based on Foata normal form. 4/486 useless extension candidates. Maximal degree in co-relation 2963. Up to 325 conditions per place. [2021-04-29 01:15:30,081 INFO L132 encePairwiseOnDemand]: 650/663 looper letters, 115 selfloop transitions, 14 changer transitions 30/164 dead transitions. [2021-04-29 01:15:30,081 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 159 places, 164 transitions, 2554 flow [2021-04-29 01:15:30,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-04-29 01:15:30,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-04-29 01:15:30,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 2007 transitions. [2021-04-29 01:15:30,087 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.252262443438914 [2021-04-29 01:15:30,088 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 2007 transitions. [2021-04-29 01:15:30,088 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 2007 transitions. [2021-04-29 01:15:30,088 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 01:15:30,089 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 2007 transitions. [2021-04-29 01:15:30,091 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 167.25) internal successors, (2007), 12 states have internal predecessors, (2007), 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) [2021-04-29 01:15:30,096 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 663.0) internal successors, (8619), 13 states have internal predecessors, (8619), 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) [2021-04-29 01:15:30,097 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 663.0) internal successors, (8619), 13 states have internal predecessors, (8619), 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) [2021-04-29 01:15:30,097 INFO L185 Difference]: Start difference. First operand has 148 places, 140 transitions, 1934 flow. Second operand 12 states and 2007 transitions. [2021-04-29 01:15:30,097 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 159 places, 164 transitions, 2554 flow [2021-04-29 01:15:30,152 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 153 places, 164 transitions, 2462 flow, removed 31 selfloop flow, removed 6 redundant places. [2021-04-29 01:15:30,155 INFO L241 Difference]: Finished difference. Result has 158 places, 133 transitions, 1848 flow [2021-04-29 01:15:30,155 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=663, PETRI_DIFFERENCE_MINUEND_FLOW=1877, PETRI_DIFFERENCE_MINUEND_PLACES=142, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=140, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=13, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=127, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=1848, PETRI_PLACES=158, PETRI_TRANSITIONS=133} [2021-04-29 01:15:30,155 INFO L343 CegarLoopForPetriNet]: 201 programPoint places, -43 predicate places. [2021-04-29 01:15:30,155 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 01:15:30,155 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 158 places, 133 transitions, 1848 flow [2021-04-29 01:15:30,156 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 158 places, 133 transitions, 1848 flow [2021-04-29 01:15:30,157 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 153 places, 133 transitions, 1848 flow [2021-04-29 01:15:30,218 INFO L129 PetriNetUnfolder]: 39/311 cut-off events. [2021-04-29 01:15:30,218 INFO L130 PetriNetUnfolder]: For 2994/2999 co-relation queries the response was YES. [2021-04-29 01:15:30,220 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1724 conditions, 311 events. 39/311 cut-off events. For 2994/2999 co-relation queries the response was YES. Maximal size of possible extension queue 30. Compared 2098 event pairs, 1 based on Foata normal form. 2/310 useless extension candidates. Maximal degree in co-relation 1645. Up to 56 conditions per place. [2021-04-29 01:15:30,224 INFO L146 LiptonReduction]: Number of co-enabled transitions 166 [2021-04-29 01:15:30,233 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 01:15:30,233 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 01:15:30,233 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 78 [2021-04-29 01:15:30,234 INFO L480 AbstractCegarLoop]: Abstraction has has 153 places, 133 transitions, 1848 flow [2021-04-29 01:15:30,235 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 164.2) internal successors, (2463), 15 states have internal predecessors, (2463), 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) [2021-04-29 01:15:30,235 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 01:15:30,235 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] [2021-04-29 01:15:30,235 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2021-04-29 01:15:30,235 INFO L428 AbstractCegarLoop]: === Iteration 29 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 01:15:30,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 01:15:30,236 INFO L82 PathProgramCache]: Analyzing trace with hash 853342431, now seen corresponding path program 17 times [2021-04-29 01:15:30,236 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 01:15:30,236 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [337010236] [2021-04-29 01:15:30,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 01:15:30,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 01:15:30,343 INFO L142 QuantifierPusher]: treesize reduction 2, result has 93.9 percent of original size [2021-04-29 01:15:30,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-04-29 01:15:30,381 INFO L142 QuantifierPusher]: treesize reduction 6, result has 86.0 percent of original size [2021-04-29 01:15:30,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-04-29 01:15:30,436 INFO L142 QuantifierPusher]: treesize reduction 6, result has 82.9 percent of original size [2021-04-29 01:15:30,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 01:15:30,485 INFO L142 QuantifierPusher]: treesize reduction 6, result has 82.9 percent of original size [2021-04-29 01:15:30,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 01:15:30,540 INFO L142 QuantifierPusher]: treesize reduction 10, result has 78.3 percent of original size [2021-04-29 01:15:30,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-04-29 01:15:30,616 INFO L142 QuantifierPusher]: treesize reduction 10, result has 75.6 percent of original size [2021-04-29 01:15:30,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-04-29 01:15:30,645 INFO L142 QuantifierPusher]: treesize reduction 10, result has 71.4 percent of original size [2021-04-29 01:15:30,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-04-29 01:15:30,709 INFO L142 QuantifierPusher]: treesize reduction 10, result has 78.3 percent of original size [2021-04-29 01:15:30,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-04-29 01:15:30,821 INFO L142 QuantifierPusher]: treesize reduction 13, result has 80.0 percent of original size [2021-04-29 01:15:30,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-04-29 01:15:30,957 INFO L142 QuantifierPusher]: treesize reduction 15, result has 70.6 percent of original size [2021-04-29 01:15:30,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-04-29 01:15:31,067 INFO L142 QuantifierPusher]: treesize reduction 11, result has 76.6 percent of original size [2021-04-29 01:15:31,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-04-29 01:15:31,070 INFO L142 QuantifierPusher]: treesize reduction 4, result has 90.7 percent of original size [2021-04-29 01:15:31,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-04-29 01:15:31,157 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.9 percent of original size [2021-04-29 01:15:31,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 01:15:31,209 INFO L142 QuantifierPusher]: treesize reduction 31, result has 44.6 percent of original size [2021-04-29 01:15:31,210 INFO L147 QuantifierPusher]: treesize reduction 3, result has 88.0 percent of original size 22 [2021-04-29 01:15:31,317 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-04-29 01:15:31,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-04-29 01:15:31,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:15:31,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 01:15:31,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 01:15:31,458 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [337010236] [2021-04-29 01:15:31,458 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 01:15:31,458 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-04-29 01:15:31,458 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [708716441] [2021-04-29 01:15:31,459 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-04-29 01:15:31,459 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 01:15:31,459 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-04-29 01:15:31,460 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=179, Unknown=0, NotChecked=0, Total=210 [2021-04-29 01:15:31,462 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 163 out of 663 [2021-04-29 01:15:31,463 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 153 places, 133 transitions, 1848 flow. Second operand has 15 states, 15 states have (on average 164.2) internal successors, (2463), 15 states have internal predecessors, (2463), 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) [2021-04-29 01:15:31,464 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 01:15:31,464 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 163 of 663 [2021-04-29 01:15:31,464 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 01:15:31,958 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 33 [2021-04-29 01:15:32,265 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-04-29 01:15:32,715 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 40 [2021-04-29 01:15:33,085 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 43 [2021-04-29 01:15:33,396 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 34 [2021-04-29 01:15:33,687 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 33 [2021-04-29 01:15:34,074 INFO L129 PetriNetUnfolder]: 80/394 cut-off events. [2021-04-29 01:15:34,074 INFO L130 PetriNetUnfolder]: For 4252/4254 co-relation queries the response was YES. [2021-04-29 01:15:34,075 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2478 conditions, 394 events. 80/394 cut-off events. For 4252/4254 co-relation queries the response was YES. Maximal size of possible extension queue 35. Compared 2513 event pairs, 27 based on Foata normal form. 4/396 useless extension candidates. Maximal degree in co-relation 2420. Up to 278 conditions per place. [2021-04-29 01:15:34,076 INFO L132 encePairwiseOnDemand]: 650/663 looper letters, 102 selfloop transitions, 13 changer transitions 21/141 dead transitions. [2021-04-29 01:15:34,076 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 164 places, 141 transitions, 2180 flow [2021-04-29 01:15:34,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-04-29 01:15:34,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-04-29 01:15:34,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 2005 transitions. [2021-04-29 01:15:34,081 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.25201106083459024 [2021-04-29 01:15:34,082 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 2005 transitions. [2021-04-29 01:15:34,082 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 2005 transitions. [2021-04-29 01:15:34,082 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 01:15:34,082 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 2005 transitions. [2021-04-29 01:15:34,084 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 167.08333333333334) internal successors, (2005), 12 states have internal predecessors, (2005), 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) [2021-04-29 01:15:34,089 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 663.0) internal successors, (8619), 13 states have internal predecessors, (8619), 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) [2021-04-29 01:15:34,090 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 663.0) internal successors, (8619), 13 states have internal predecessors, (8619), 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) [2021-04-29 01:15:34,090 INFO L185 Difference]: Start difference. First operand has 153 places, 133 transitions, 1848 flow. Second operand 12 states and 2005 transitions. [2021-04-29 01:15:34,090 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 164 places, 141 transitions, 2180 flow [2021-04-29 01:15:34,115 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 156 places, 141 transitions, 2094 flow, removed 24 selfloop flow, removed 8 redundant places. [2021-04-29 01:15:34,118 INFO L241 Difference]: Finished difference. Result has 157 places, 119 transitions, 1625 flow [2021-04-29 01:15:34,118 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=663, PETRI_DIFFERENCE_MINUEND_FLOW=1721, PETRI_DIFFERENCE_MINUEND_PLACES=145, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=129, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=13, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=116, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=1625, PETRI_PLACES=157, PETRI_TRANSITIONS=119} [2021-04-29 01:15:34,118 INFO L343 CegarLoopForPetriNet]: 201 programPoint places, -44 predicate places. [2021-04-29 01:15:34,119 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 01:15:34,119 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 157 places, 119 transitions, 1625 flow [2021-04-29 01:15:34,119 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 157 places, 119 transitions, 1625 flow [2021-04-29 01:15:34,120 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 150 places, 119 transitions, 1625 flow [2021-04-29 01:15:34,154 INFO L129 PetriNetUnfolder]: 32/269 cut-off events. [2021-04-29 01:15:34,154 INFO L130 PetriNetUnfolder]: For 2427/2433 co-relation queries the response was YES. [2021-04-29 01:15:34,155 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1478 conditions, 269 events. 32/269 cut-off events. For 2427/2433 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 1699 event pairs, 0 based on Foata normal form. 2/269 useless extension candidates. Maximal degree in co-relation 1397. Up to 50 conditions per place. [2021-04-29 01:15:34,157 INFO L146 LiptonReduction]: Number of co-enabled transitions 154 [2021-04-29 01:15:34,162 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 01:15:34,162 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 01:15:34,162 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 43 [2021-04-29 01:15:34,163 INFO L480 AbstractCegarLoop]: Abstraction has has 150 places, 119 transitions, 1625 flow [2021-04-29 01:15:34,163 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 164.2) internal successors, (2463), 15 states have internal predecessors, (2463), 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) [2021-04-29 01:15:34,163 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 01:15:34,163 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] [2021-04-29 01:15:34,163 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2021-04-29 01:15:34,163 INFO L428 AbstractCegarLoop]: === Iteration 30 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 01:15:34,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 01:15:34,164 INFO L82 PathProgramCache]: Analyzing trace with hash -1300805807, now seen corresponding path program 18 times [2021-04-29 01:15:34,164 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 01:15:34,164 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1730875505] [2021-04-29 01:15:34,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 01:15:34,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 01:15:34,262 INFO L142 QuantifierPusher]: treesize reduction 2, result has 93.9 percent of original size [2021-04-29 01:15:34,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-04-29 01:15:34,301 INFO L142 QuantifierPusher]: treesize reduction 9, result has 80.4 percent of original size [2021-04-29 01:15:34,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-04-29 01:15:34,354 INFO L142 QuantifierPusher]: treesize reduction 9, result has 76.3 percent of original size [2021-04-29 01:15:34,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 01:15:34,403 INFO L142 QuantifierPusher]: treesize reduction 9, result has 76.3 percent of original size [2021-04-29 01:15:34,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 01:15:34,457 INFO L142 QuantifierPusher]: treesize reduction 10, result has 78.3 percent of original size [2021-04-29 01:15:34,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-04-29 01:15:34,533 INFO L142 QuantifierPusher]: treesize reduction 10, result has 75.6 percent of original size [2021-04-29 01:15:34,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-04-29 01:15:34,564 INFO L142 QuantifierPusher]: treesize reduction 10, result has 71.4 percent of original size [2021-04-29 01:15:34,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-04-29 01:15:34,629 INFO L142 QuantifierPusher]: treesize reduction 10, result has 80.0 percent of original size [2021-04-29 01:15:34,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 01:15:34,707 INFO L142 QuantifierPusher]: treesize reduction 8, result has 80.0 percent of original size [2021-04-29 01:15:34,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 01:15:34,778 INFO L142 QuantifierPusher]: treesize reduction 4, result has 90.9 percent of original size [2021-04-29 01:15:34,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 01:15:34,865 INFO L142 QuantifierPusher]: treesize reduction 4, result has 88.2 percent of original size [2021-04-29 01:15:34,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-29 01:15:34,913 INFO L142 QuantifierPusher]: treesize reduction 31, result has 45.6 percent of original size [2021-04-29 01:15:34,914 INFO L147 QuantifierPusher]: treesize reduction 3, result has 88.5 percent of original size 23 [2021-04-29 01:15:35,019 INFO L142 QuantifierPusher]: treesize reduction 31, result has 44.6 percent of original size [2021-04-29 01:15:35,021 INFO L147 QuantifierPusher]: treesize reduction 3, result has 88.0 percent of original size 22 [2021-04-29 01:15:35,129 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-04-29 01:15:35,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-04-29 01:15:35,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:15:35,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 01:15:35,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 01:15:35,271 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1730875505] [2021-04-29 01:15:35,271 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 01:15:35,271 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-04-29 01:15:35,271 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2000581575] [2021-04-29 01:15:35,272 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-04-29 01:15:35,273 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 01:15:35,273 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-04-29 01:15:35,273 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=179, Unknown=0, NotChecked=0, Total=210 [2021-04-29 01:15:35,276 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 163 out of 663 [2021-04-29 01:15:35,278 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 150 places, 119 transitions, 1625 flow. Second operand has 15 states, 15 states have (on average 164.2) internal successors, (2463), 15 states have internal predecessors, (2463), 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) [2021-04-29 01:15:35,278 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 01:15:35,278 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 163 of 663 [2021-04-29 01:15:35,278 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 01:15:35,759 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 33 [2021-04-29 01:15:36,023 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-04-29 01:15:36,491 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 40 [2021-04-29 01:15:36,817 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 34 [2021-04-29 01:15:37,110 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 33 [2021-04-29 01:15:37,374 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 36 [2021-04-29 01:15:37,825 INFO L129 PetriNetUnfolder]: 74/366 cut-off events. [2021-04-29 01:15:37,825 INFO L130 PetriNetUnfolder]: For 3725/3731 co-relation queries the response was YES. [2021-04-29 01:15:37,827 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2267 conditions, 366 events. 74/366 cut-off events. For 3725/3731 co-relation queries the response was YES. Maximal size of possible extension queue 34. Compared 2265 event pairs, 23 based on Foata normal form. 3/366 useless extension candidates. Maximal degree in co-relation 2156. Up to 269 conditions per place. [2021-04-29 01:15:37,828 INFO L132 encePairwiseOnDemand]: 649/663 looper letters, 99 selfloop transitions, 24 changer transitions 9/137 dead transitions. [2021-04-29 01:15:37,828 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 162 places, 137 transitions, 2094 flow [2021-04-29 01:15:37,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-04-29 01:15:37,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-04-29 01:15:37,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 2168 transitions. [2021-04-29 01:15:37,833 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.25153730131105695 [2021-04-29 01:15:37,833 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 2168 transitions. [2021-04-29 01:15:37,834 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 2168 transitions. [2021-04-29 01:15:37,834 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 01:15:37,834 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 2168 transitions. [2021-04-29 01:15:37,836 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 166.76923076923077) internal successors, (2168), 13 states have internal predecessors, (2168), 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) [2021-04-29 01:15:37,841 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 663.0) internal successors, (9282), 14 states have internal predecessors, (9282), 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) [2021-04-29 01:15:37,842 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 663.0) internal successors, (9282), 14 states have internal predecessors, (9282), 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) [2021-04-29 01:15:37,842 INFO L185 Difference]: Start difference. First operand has 150 places, 119 transitions, 1625 flow. Second operand 13 states and 2168 transitions. [2021-04-29 01:15:37,842 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 162 places, 137 transitions, 2094 flow [2021-04-29 01:15:37,859 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 147 places, 137 transitions, 1949 flow, removed 10 selfloop flow, removed 15 redundant places. [2021-04-29 01:15:37,862 INFO L241 Difference]: Finished difference. Result has 152 places, 125 transitions, 1653 flow [2021-04-29 01:15:37,862 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=663, PETRI_DIFFERENCE_MINUEND_FLOW=1503, PETRI_DIFFERENCE_MINUEND_PLACES=135, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=119, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=19, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=97, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=1653, PETRI_PLACES=152, PETRI_TRANSITIONS=125} [2021-04-29 01:15:37,862 INFO L343 CegarLoopForPetriNet]: 201 programPoint places, -49 predicate places. [2021-04-29 01:15:37,862 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 01:15:37,862 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 152 places, 125 transitions, 1653 flow [2021-04-29 01:15:37,863 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 152 places, 125 transitions, 1653 flow [2021-04-29 01:15:37,864 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 150 places, 125 transitions, 1653 flow [2021-04-29 01:15:37,909 INFO L129 PetriNetUnfolder]: 36/280 cut-off events. [2021-04-29 01:15:37,909 INFO L130 PetriNetUnfolder]: For 2426/2430 co-relation queries the response was YES. [2021-04-29 01:15:37,911 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1519 conditions, 280 events. 36/280 cut-off events. For 2426/2430 co-relation queries the response was YES. Maximal size of possible extension queue 28. Compared 1775 event pairs, 0 based on Foata normal form. 1/279 useless extension candidates. Maximal degree in co-relation 1454. Up to 52 conditions per place. [2021-04-29 01:15:37,914 INFO L146 LiptonReduction]: Number of co-enabled transitions 150 [2021-04-29 01:15:37,922 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 01:15:37,922 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 01:15:37,923 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 61 [2021-04-29 01:15:37,924 INFO L480 AbstractCegarLoop]: Abstraction has has 150 places, 125 transitions, 1653 flow [2021-04-29 01:15:37,924 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 164.2) internal successors, (2463), 15 states have internal predecessors, (2463), 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) [2021-04-29 01:15:37,924 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 01:15:37,924 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] [2021-04-29 01:15:37,924 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2021-04-29 01:15:37,925 INFO L428 AbstractCegarLoop]: === Iteration 31 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 01:15:37,925 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 01:15:37,925 INFO L82 PathProgramCache]: Analyzing trace with hash 1214428649, now seen corresponding path program 19 times [2021-04-29 01:15:37,925 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 01:15:37,925 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1139184425] [2021-04-29 01:15:37,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 01:15:37,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 01:15:38,034 INFO L142 QuantifierPusher]: treesize reduction 10, result has 76.2 percent of original size [2021-04-29 01:15:38,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 01:15:38,083 INFO L142 QuantifierPusher]: treesize reduction 7, result has 85.4 percent of original size [2021-04-29 01:15:38,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 01:15:38,157 INFO L142 QuantifierPusher]: treesize reduction 7, result has 82.5 percent of original size [2021-04-29 01:15:38,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-04-29 01:15:38,221 INFO L142 QuantifierPusher]: treesize reduction 7, result has 82.5 percent of original size [2021-04-29 01:15:38,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-04-29 01:15:38,289 INFO L142 QuantifierPusher]: treesize reduction 35, result has 52.7 percent of original size [2021-04-29 01:15:38,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-04-29 01:15:38,360 INFO L142 QuantifierPusher]: treesize reduction 35, result has 49.3 percent of original size [2021-04-29 01:15:38,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-04-29 01:15:38,389 INFO L142 QuantifierPusher]: treesize reduction 35, result has 44.4 percent of original size [2021-04-29 01:15:38,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-04-29 01:15:38,457 INFO L142 QuantifierPusher]: treesize reduction 33, result has 56.6 percent of original size [2021-04-29 01:15:38,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-04-29 01:15:38,540 INFO L142 QuantifierPusher]: treesize reduction 8, result has 80.0 percent of original size [2021-04-29 01:15:38,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 01:15:38,607 INFO L142 QuantifierPusher]: treesize reduction 4, result has 90.9 percent of original size [2021-04-29 01:15:38,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 01:15:38,686 INFO L142 QuantifierPusher]: treesize reduction 4, result has 90.7 percent of original size [2021-04-29 01:15:38,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-04-29 01:15:38,768 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.9 percent of original size [2021-04-29 01:15:38,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 01:15:38,818 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.9 percent of original size [2021-04-29 01:15:38,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 01:15:38,870 INFO L142 QuantifierPusher]: treesize reduction 31, result has 44.6 percent of original size [2021-04-29 01:15:38,871 INFO L147 QuantifierPusher]: treesize reduction 3, result has 88.0 percent of original size 22 [2021-04-29 01:15:38,981 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-04-29 01:15:38,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-04-29 01:15:39,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:15:39,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 01:15:39,117 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 01:15:39,117 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1139184425] [2021-04-29 01:15:39,117 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 01:15:39,117 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-04-29 01:15:39,118 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [938402150] [2021-04-29 01:15:39,118 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-04-29 01:15:39,118 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 01:15:39,118 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-04-29 01:15:39,119 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=179, Unknown=0, NotChecked=0, Total=210 [2021-04-29 01:15:39,121 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 163 out of 663 [2021-04-29 01:15:39,123 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 150 places, 125 transitions, 1653 flow. Second operand has 15 states, 15 states have (on average 164.2) internal successors, (2463), 15 states have internal predecessors, (2463), 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) [2021-04-29 01:15:39,123 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 01:15:39,123 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 163 of 663 [2021-04-29 01:15:39,123 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 01:15:39,695 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 34 [2021-04-29 01:15:39,992 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 39 [2021-04-29 01:15:40,484 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 41 [2021-04-29 01:15:40,811 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 36 [2021-04-29 01:15:41,042 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 34 [2021-04-29 01:15:41,313 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 37 [2021-04-29 01:15:41,727 INFO L129 PetriNetUnfolder]: 67/355 cut-off events. [2021-04-29 01:15:41,727 INFO L130 PetriNetUnfolder]: For 3510/3516 co-relation queries the response was YES. [2021-04-29 01:15:41,729 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2146 conditions, 355 events. 67/355 cut-off events. For 3510/3516 co-relation queries the response was YES. Maximal size of possible extension queue 33. Compared 2191 event pairs, 22 based on Foata normal form. 7/360 useless extension candidates. Maximal degree in co-relation 2086. Up to 218 conditions per place. [2021-04-29 01:15:41,730 INFO L132 encePairwiseOnDemand]: 650/663 looper letters, 86 selfloop transitions, 15 changer transitions 22/128 dead transitions. [2021-04-29 01:15:41,730 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 161 places, 128 transitions, 1907 flow [2021-04-29 01:15:41,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-04-29 01:15:41,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-04-29 01:15:41,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 2004 transitions. [2021-04-29 01:15:41,736 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.25188536953242835 [2021-04-29 01:15:41,736 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 2004 transitions. [2021-04-29 01:15:41,736 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 2004 transitions. [2021-04-29 01:15:41,736 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 01:15:41,737 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 2004 transitions. [2021-04-29 01:15:41,738 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 167.0) internal successors, (2004), 12 states have internal predecessors, (2004), 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) [2021-04-29 01:15:41,744 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 663.0) internal successors, (8619), 13 states have internal predecessors, (8619), 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) [2021-04-29 01:15:41,745 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 663.0) internal successors, (8619), 13 states have internal predecessors, (8619), 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) [2021-04-29 01:15:41,745 INFO L185 Difference]: Start difference. First operand has 150 places, 125 transitions, 1653 flow. Second operand 12 states and 2004 transitions. [2021-04-29 01:15:41,745 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 161 places, 128 transitions, 1907 flow [2021-04-29 01:15:41,767 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 151 places, 128 transitions, 1785 flow, removed 27 selfloop flow, removed 10 redundant places. [2021-04-29 01:15:41,770 INFO L241 Difference]: Finished difference. Result has 153 places, 104 transitions, 1320 flow [2021-04-29 01:15:41,770 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=663, PETRI_DIFFERENCE_MINUEND_FLOW=1476, PETRI_DIFFERENCE_MINUEND_PLACES=140, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=120, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=15, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=105, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=1320, PETRI_PLACES=153, PETRI_TRANSITIONS=104} [2021-04-29 01:15:41,770 INFO L343 CegarLoopForPetriNet]: 201 programPoint places, -48 predicate places. [2021-04-29 01:15:41,770 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 01:15:41,771 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 153 places, 104 transitions, 1320 flow [2021-04-29 01:15:41,771 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 153 places, 104 transitions, 1320 flow [2021-04-29 01:15:41,772 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 145 places, 104 transitions, 1320 flow [2021-04-29 01:15:41,814 INFO L129 PetriNetUnfolder]: 23/226 cut-off events. [2021-04-29 01:15:41,814 INFO L130 PetriNetUnfolder]: For 1863/1866 co-relation queries the response was YES. [2021-04-29 01:15:41,815 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1234 conditions, 226 events. 23/226 cut-off events. For 1863/1866 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 1338 event pairs, 0 based on Foata normal form. 0/224 useless extension candidates. Maximal degree in co-relation 1179. Up to 43 conditions per place. [2021-04-29 01:15:41,817 INFO L146 LiptonReduction]: Number of co-enabled transitions 138 [2021-04-29 01:15:41,821 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 01:15:41,821 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 01:15:41,821 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 51 [2021-04-29 01:15:41,822 INFO L480 AbstractCegarLoop]: Abstraction has has 145 places, 104 transitions, 1320 flow [2021-04-29 01:15:41,822 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 164.2) internal successors, (2463), 15 states have internal predecessors, (2463), 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) [2021-04-29 01:15:41,823 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 01:15:41,823 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] [2021-04-29 01:15:41,823 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2021-04-29 01:15:41,823 INFO L428 AbstractCegarLoop]: === Iteration 32 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 01:15:41,823 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 01:15:41,823 INFO L82 PathProgramCache]: Analyzing trace with hash -936253793, now seen corresponding path program 20 times [2021-04-29 01:15:41,823 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 01:15:41,823 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [759515668] [2021-04-29 01:15:41,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 01:15:41,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 01:15:41,915 INFO L142 QuantifierPusher]: treesize reduction 2, result has 96.6 percent of original size [2021-04-29 01:15:41,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-04-29 01:15:41,998 INFO L142 QuantifierPusher]: treesize reduction 9, result has 87.5 percent of original size [2021-04-29 01:15:41,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-04-29 01:15:42,117 INFO L142 QuantifierPusher]: treesize reduction 18, result has 68.4 percent of original size [2021-04-29 01:15:42,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-04-29 01:15:42,181 INFO L142 QuantifierPusher]: treesize reduction 10, result has 78.3 percent of original size [2021-04-29 01:15:42,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-04-29 01:15:42,252 INFO L142 QuantifierPusher]: treesize reduction 10, result has 75.6 percent of original size [2021-04-29 01:15:42,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-04-29 01:15:42,276 INFO L142 QuantifierPusher]: treesize reduction 10, result has 71.4 percent of original size [2021-04-29 01:15:42,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-04-29 01:15:42,329 INFO L142 QuantifierPusher]: treesize reduction 10, result has 71.4 percent of original size [2021-04-29 01:15:42,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-04-29 01:15:42,391 INFO L142 QuantifierPusher]: treesize reduction 10, result has 80.0 percent of original size [2021-04-29 01:15:42,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 01:15:42,460 INFO L142 QuantifierPusher]: treesize reduction 8, result has 80.0 percent of original size [2021-04-29 01:15:42,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 01:15:42,523 INFO L142 QuantifierPusher]: treesize reduction 4, result has 90.9 percent of original size [2021-04-29 01:15:42,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 01:15:42,606 INFO L142 QuantifierPusher]: treesize reduction 4, result has 88.2 percent of original size [2021-04-29 01:15:42,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-29 01:15:42,648 INFO L142 QuantifierPusher]: treesize reduction 31, result has 45.6 percent of original size [2021-04-29 01:15:42,650 INFO L147 QuantifierPusher]: treesize reduction 3, result has 88.5 percent of original size 23 [2021-04-29 01:15:42,749 INFO L142 QuantifierPusher]: treesize reduction 31, result has 44.6 percent of original size [2021-04-29 01:15:42,751 INFO L147 QuantifierPusher]: treesize reduction 3, result has 88.0 percent of original size 22 [2021-04-29 01:15:42,854 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-04-29 01:15:42,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-04-29 01:15:42,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:15:42,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 01:15:42,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:15:42,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 01:15:42,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 01:15:42,989 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [759515668] [2021-04-29 01:15:42,989 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 01:15:42,989 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-04-29 01:15:42,989 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2111762815] [2021-04-29 01:15:42,989 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-04-29 01:15:42,989 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 01:15:42,990 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-04-29 01:15:42,990 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=178, Unknown=0, NotChecked=0, Total=210 [2021-04-29 01:15:42,994 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 163 out of 663 [2021-04-29 01:15:42,995 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 145 places, 104 transitions, 1320 flow. Second operand has 15 states, 15 states have (on average 164.2) internal successors, (2463), 15 states have internal predecessors, (2463), 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) [2021-04-29 01:15:42,995 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 01:15:42,995 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 163 of 663 [2021-04-29 01:15:42,996 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 01:15:43,391 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 34 [2021-04-29 01:15:43,758 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 36 [2021-04-29 01:15:44,134 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 40 [2021-04-29 01:15:44,480 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 34 [2021-04-29 01:15:44,753 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 33 [2021-04-29 01:15:44,958 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 36 [2021-04-29 01:15:45,328 INFO L129 PetriNetUnfolder]: 52/302 cut-off events. [2021-04-29 01:15:45,328 INFO L130 PetriNetUnfolder]: For 2877/2879 co-relation queries the response was YES. [2021-04-29 01:15:45,329 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1832 conditions, 302 events. 52/302 cut-off events. For 2877/2879 co-relation queries the response was YES. Maximal size of possible extension queue 26. Compared 1773 event pairs, 23 based on Foata normal form. 2/301 useless extension candidates. Maximal degree in co-relation 1775. Up to 183 conditions per place. [2021-04-29 01:15:45,330 INFO L132 encePairwiseOnDemand]: 650/663 looper letters, 76 selfloop transitions, 24 changer transitions 14/119 dead transitions. [2021-04-29 01:15:45,330 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 156 places, 119 transitions, 1701 flow [2021-04-29 01:15:45,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-04-29 01:15:45,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-04-29 01:15:45,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 2004 transitions. [2021-04-29 01:15:45,336 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.25188536953242835 [2021-04-29 01:15:45,336 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 2004 transitions. [2021-04-29 01:15:45,336 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 2004 transitions. [2021-04-29 01:15:45,337 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 01:15:45,337 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 2004 transitions. [2021-04-29 01:15:45,339 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 167.0) internal successors, (2004), 12 states have internal predecessors, (2004), 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) [2021-04-29 01:15:45,344 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 663.0) internal successors, (8619), 13 states have internal predecessors, (8619), 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) [2021-04-29 01:15:45,345 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 663.0) internal successors, (8619), 13 states have internal predecessors, (8619), 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) [2021-04-29 01:15:45,345 INFO L185 Difference]: Start difference. First operand has 145 places, 104 transitions, 1320 flow. Second operand 12 states and 2004 transitions. [2021-04-29 01:15:45,345 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 156 places, 119 transitions, 1701 flow [2021-04-29 01:15:45,358 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 142 places, 119 transitions, 1600 flow, removed 26 selfloop flow, removed 14 redundant places. [2021-04-29 01:15:45,360 INFO L241 Difference]: Finished difference. Result has 144 places, 101 transitions, 1254 flow [2021-04-29 01:15:45,360 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=663, PETRI_DIFFERENCE_MINUEND_FLOW=1244, PETRI_DIFFERENCE_MINUEND_PLACES=131, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=104, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=23, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=80, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=1254, PETRI_PLACES=144, PETRI_TRANSITIONS=101} [2021-04-29 01:15:45,360 INFO L343 CegarLoopForPetriNet]: 201 programPoint places, -57 predicate places. [2021-04-29 01:15:45,360 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 01:15:45,361 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 144 places, 101 transitions, 1254 flow [2021-04-29 01:15:45,361 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 144 places, 101 transitions, 1254 flow [2021-04-29 01:15:45,361 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 141 places, 101 transitions, 1254 flow [2021-04-29 01:15:45,385 INFO L129 PetriNetUnfolder]: 19/207 cut-off events. [2021-04-29 01:15:45,385 INFO L130 PetriNetUnfolder]: For 1474/1477 co-relation queries the response was YES. [2021-04-29 01:15:45,386 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1070 conditions, 207 events. 19/207 cut-off events. For 1474/1477 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 1190 event pairs, 0 based on Foata normal form. 0/205 useless extension candidates. Maximal degree in co-relation 1009. Up to 35 conditions per place. [2021-04-29 01:15:45,387 INFO L146 LiptonReduction]: Number of co-enabled transitions 134 [2021-04-29 01:15:45,390 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 01:15:45,391 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 01:15:45,391 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 31 [2021-04-29 01:15:45,392 INFO L480 AbstractCegarLoop]: Abstraction has has 141 places, 101 transitions, 1254 flow [2021-04-29 01:15:45,392 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 164.2) internal successors, (2463), 15 states have internal predecessors, (2463), 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) [2021-04-29 01:15:45,392 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 01:15:45,392 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] [2021-04-29 01:15:45,393 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2021-04-29 01:15:45,393 INFO L428 AbstractCegarLoop]: === Iteration 33 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 01:15:45,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 01:15:45,393 INFO L82 PathProgramCache]: Analyzing trace with hash 769190935, now seen corresponding path program 21 times [2021-04-29 01:15:45,393 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 01:15:45,393 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1027079754] [2021-04-29 01:15:45,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 01:15:45,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 01:15:45,496 INFO L142 QuantifierPusher]: treesize reduction 2, result has 96.6 percent of original size [2021-04-29 01:15:45,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-04-29 01:15:45,587 INFO L142 QuantifierPusher]: treesize reduction 9, result has 87.5 percent of original size [2021-04-29 01:15:45,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-04-29 01:15:45,708 INFO L142 QuantifierPusher]: treesize reduction 18, result has 68.4 percent of original size [2021-04-29 01:15:45,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-04-29 01:15:45,771 INFO L142 QuantifierPusher]: treesize reduction 10, result has 78.3 percent of original size [2021-04-29 01:15:45,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-04-29 01:15:45,838 INFO L142 QuantifierPusher]: treesize reduction 10, result has 75.6 percent of original size [2021-04-29 01:15:45,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-04-29 01:15:45,862 INFO L142 QuantifierPusher]: treesize reduction 10, result has 71.4 percent of original size [2021-04-29 01:15:45,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-04-29 01:15:45,918 INFO L142 QuantifierPusher]: treesize reduction 10, result has 71.4 percent of original size [2021-04-29 01:15:45,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-04-29 01:15:45,980 INFO L142 QuantifierPusher]: treesize reduction 10, result has 80.0 percent of original size [2021-04-29 01:15:45,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 01:15:46,053 INFO L142 QuantifierPusher]: treesize reduction 8, result has 80.0 percent of original size [2021-04-29 01:15:46,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 01:15:46,115 INFO L142 QuantifierPusher]: treesize reduction 4, result has 90.9 percent of original size [2021-04-29 01:15:46,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 01:15:46,192 INFO L142 QuantifierPusher]: treesize reduction 4, result has 88.2 percent of original size [2021-04-29 01:15:46,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-29 01:15:46,234 INFO L142 QuantifierPusher]: treesize reduction 31, result has 45.6 percent of original size [2021-04-29 01:15:46,236 INFO L147 QuantifierPusher]: treesize reduction 3, result has 88.5 percent of original size 23 [2021-04-29 01:15:46,336 INFO L142 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size [2021-04-29 01:15:46,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-29 01:15:46,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:15:46,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-04-29 01:15:46,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:15:46,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 01:15:46,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:15:46,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 01:15:46,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 01:15:46,530 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1027079754] [2021-04-29 01:15:46,530 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 01:15:46,530 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-04-29 01:15:46,531 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2140183289] [2021-04-29 01:15:46,531 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-04-29 01:15:46,531 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 01:15:46,531 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-04-29 01:15:46,531 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=178, Unknown=0, NotChecked=0, Total=210 [2021-04-29 01:15:46,534 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 163 out of 663 [2021-04-29 01:15:46,535 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 141 places, 101 transitions, 1254 flow. Second operand has 15 states, 15 states have (on average 164.2) internal successors, (2463), 15 states have internal predecessors, (2463), 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) [2021-04-29 01:15:46,535 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 01:15:46,535 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 163 of 663 [2021-04-29 01:15:46,535 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 01:15:47,019 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 34 [2021-04-29 01:15:47,389 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 36 [2021-04-29 01:15:47,826 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 40 [2021-04-29 01:15:48,237 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 34 [2021-04-29 01:15:48,503 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 33 [2021-04-29 01:15:48,964 INFO L129 PetriNetUnfolder]: 48/290 cut-off events. [2021-04-29 01:15:48,964 INFO L130 PetriNetUnfolder]: For 2271/2273 co-relation queries the response was YES. [2021-04-29 01:15:48,965 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1642 conditions, 290 events. 48/290 cut-off events. For 2271/2273 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 1687 event pairs, 19 based on Foata normal form. 2/289 useless extension candidates. Maximal degree in co-relation 1578. Up to 177 conditions per place. [2021-04-29 01:15:48,966 INFO L132 encePairwiseOnDemand]: 651/663 looper letters, 74 selfloop transitions, 16 changer transitions 17/112 dead transitions. [2021-04-29 01:15:48,966 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 152 places, 112 transitions, 1555 flow [2021-04-29 01:15:48,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-04-29 01:15:48,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-04-29 01:15:48,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 2000 transitions. [2021-04-29 01:15:48,971 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.2513826043237808 [2021-04-29 01:15:48,971 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 2000 transitions. [2021-04-29 01:15:48,971 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 2000 transitions. [2021-04-29 01:15:48,972 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 01:15:48,972 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 2000 transitions. [2021-04-29 01:15:48,975 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 166.66666666666666) internal successors, (2000), 12 states have internal predecessors, (2000), 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) [2021-04-29 01:15:48,980 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 663.0) internal successors, (8619), 13 states have internal predecessors, (8619), 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) [2021-04-29 01:15:48,981 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 663.0) internal successors, (8619), 13 states have internal predecessors, (8619), 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) [2021-04-29 01:15:48,981 INFO L185 Difference]: Start difference. First operand has 141 places, 101 transitions, 1254 flow. Second operand 12 states and 2000 transitions. [2021-04-29 01:15:48,981 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 152 places, 112 transitions, 1555 flow [2021-04-29 01:15:48,995 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 141 places, 112 transitions, 1455 flow, removed 17 selfloop flow, removed 11 redundant places. [2021-04-29 01:15:48,997 INFO L241 Difference]: Finished difference. Result has 143 places, 93 transitions, 1093 flow [2021-04-29 01:15:48,997 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=663, PETRI_DIFFERENCE_MINUEND_FLOW=1162, PETRI_DIFFERENCE_MINUEND_PLACES=130, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=101, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=16, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=85, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=1093, PETRI_PLACES=143, PETRI_TRANSITIONS=93} [2021-04-29 01:15:48,997 INFO L343 CegarLoopForPetriNet]: 201 programPoint places, -58 predicate places. [2021-04-29 01:15:48,997 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 01:15:48,997 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 143 places, 93 transitions, 1093 flow [2021-04-29 01:15:48,998 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 143 places, 93 transitions, 1093 flow [2021-04-29 01:15:48,999 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 133 places, 93 transitions, 1093 flow [2021-04-29 01:15:49,022 INFO L129 PetriNetUnfolder]: 17/194 cut-off events. [2021-04-29 01:15:49,023 INFO L130 PetriNetUnfolder]: For 1193/1194 co-relation queries the response was YES. [2021-04-29 01:15:49,023 INFO L84 FinitePrefix]: Finished finitePrefix Result has 955 conditions, 194 events. 17/194 cut-off events. For 1193/1194 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 1082 event pairs, 0 based on Foata normal form. 0/192 useless extension candidates. Maximal degree in co-relation 897. Up to 34 conditions per place. [2021-04-29 01:15:49,025 INFO L146 LiptonReduction]: Number of co-enabled transitions 122 [2021-04-29 01:15:49,028 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 01:15:49,028 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 01:15:49,028 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 31 [2021-04-29 01:15:49,029 INFO L480 AbstractCegarLoop]: Abstraction has has 133 places, 93 transitions, 1093 flow [2021-04-29 01:15:49,029 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 164.2) internal successors, (2463), 15 states have internal predecessors, (2463), 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) [2021-04-29 01:15:49,029 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 01:15:49,029 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] [2021-04-29 01:15:49,030 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2021-04-29 01:15:49,030 INFO L428 AbstractCegarLoop]: === Iteration 34 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 01:15:49,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 01:15:49,030 INFO L82 PathProgramCache]: Analyzing trace with hash -244226169, now seen corresponding path program 22 times [2021-04-29 01:15:49,030 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 01:15:49,030 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [158601347] [2021-04-29 01:15:49,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 01:15:49,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 01:15:49,126 INFO L142 QuantifierPusher]: treesize reduction 2, result has 93.9 percent of original size [2021-04-29 01:15:49,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-04-29 01:15:49,167 INFO L142 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size [2021-04-29 01:15:49,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 01:15:49,268 INFO L142 QuantifierPusher]: treesize reduction 10, result has 81.5 percent of original size [2021-04-29 01:15:49,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-04-29 01:15:49,347 INFO L142 QuantifierPusher]: treesize reduction 10, result has 82.5 percent of original size [2021-04-29 01:15:49,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-04-29 01:15:49,371 INFO L142 QuantifierPusher]: treesize reduction 10, result has 77.8 percent of original size [2021-04-29 01:15:49,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-04-29 01:15:49,429 INFO L142 QuantifierPusher]: treesize reduction 10, result has 74.4 percent of original size [2021-04-29 01:15:49,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 01:15:49,487 INFO L142 QuantifierPusher]: treesize reduction 10, result has 81.5 percent of original size [2021-04-29 01:15:49,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-04-29 01:15:49,556 INFO L142 QuantifierPusher]: treesize reduction 8, result has 81.8 percent of original size [2021-04-29 01:15:49,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-04-29 01:15:49,618 INFO L142 QuantifierPusher]: treesize reduction 8, result has 81.8 percent of original size [2021-04-29 01:15:49,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-04-29 01:15:49,683 INFO L142 QuantifierPusher]: treesize reduction 4, result has 91.7 percent of original size [2021-04-29 01:15:49,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-04-29 01:15:49,767 INFO L142 QuantifierPusher]: treesize reduction 4, result has 89.5 percent of original size [2021-04-29 01:15:49,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-04-29 01:15:49,811 INFO L142 QuantifierPusher]: treesize reduction 31, result has 49.2 percent of original size [2021-04-29 01:15:49,812 INFO L147 QuantifierPusher]: treesize reduction 3, result has 90.0 percent of original size 27 [2021-04-29 01:15:49,934 INFO L142 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size [2021-04-29 01:15:49,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-04-29 01:15:50,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:15:50,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 01:15:50,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:15:50,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 01:15:50,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:15:50,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 01:15:50,132 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 01:15:50,132 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [158601347] [2021-04-29 01:15:50,133 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 01:15:50,133 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-04-29 01:15:50,133 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [147344996] [2021-04-29 01:15:50,133 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-04-29 01:15:50,133 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 01:15:50,134 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-04-29 01:15:50,134 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=178, Unknown=0, NotChecked=0, Total=210 [2021-04-29 01:15:50,136 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 163 out of 663 [2021-04-29 01:15:50,137 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 133 places, 93 transitions, 1093 flow. Second operand has 15 states, 15 states have (on average 164.2) internal successors, (2463), 15 states have internal predecessors, (2463), 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) [2021-04-29 01:15:50,137 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 01:15:50,137 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 163 of 663 [2021-04-29 01:15:50,137 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 01:15:50,552 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 35 [2021-04-29 01:15:50,871 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 37 [2021-04-29 01:15:51,307 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 33 [2021-04-29 01:15:51,597 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 37 [2021-04-29 01:15:51,916 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 41 [2021-04-29 01:15:52,408 INFO L129 PetriNetUnfolder]: 46/271 cut-off events. [2021-04-29 01:15:52,408 INFO L130 PetriNetUnfolder]: For 1787/1789 co-relation queries the response was YES. [2021-04-29 01:15:52,409 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1480 conditions, 271 events. 46/271 cut-off events. For 1787/1789 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 1536 event pairs, 17 based on Foata normal form. 2/271 useless extension candidates. Maximal degree in co-relation 1419. Up to 128 conditions per place. [2021-04-29 01:15:52,410 INFO L132 encePairwiseOnDemand]: 650/663 looper letters, 59 selfloop transitions, 17 changer transitions 24/105 dead transitions. [2021-04-29 01:15:52,410 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 144 places, 105 transitions, 1385 flow [2021-04-29 01:15:52,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-04-29 01:15:52,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-04-29 01:15:52,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 2003 transitions. [2021-04-29 01:15:52,416 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.25175967823026646 [2021-04-29 01:15:52,416 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 2003 transitions. [2021-04-29 01:15:52,416 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 2003 transitions. [2021-04-29 01:15:52,417 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 01:15:52,417 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 2003 transitions. [2021-04-29 01:15:52,419 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 166.91666666666666) internal successors, (2003), 12 states have internal predecessors, (2003), 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) [2021-04-29 01:15:52,425 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 663.0) internal successors, (8619), 13 states have internal predecessors, (8619), 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) [2021-04-29 01:15:52,425 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 663.0) internal successors, (8619), 13 states have internal predecessors, (8619), 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) [2021-04-29 01:15:52,426 INFO L185 Difference]: Start difference. First operand has 133 places, 93 transitions, 1093 flow. Second operand 12 states and 2003 transitions. [2021-04-29 01:15:52,426 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 144 places, 105 transitions, 1385 flow [2021-04-29 01:15:52,439 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 134 places, 105 transitions, 1320 flow, removed 12 selfloop flow, removed 10 redundant places. [2021-04-29 01:15:52,441 INFO L241 Difference]: Finished difference. Result has 136 places, 79 transitions, 906 flow [2021-04-29 01:15:52,441 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=663, PETRI_DIFFERENCE_MINUEND_FLOW=1034, PETRI_DIFFERENCE_MINUEND_PLACES=123, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=93, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=17, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=76, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=906, PETRI_PLACES=136, PETRI_TRANSITIONS=79} [2021-04-29 01:15:52,441 INFO L343 CegarLoopForPetriNet]: 201 programPoint places, -65 predicate places. [2021-04-29 01:15:52,442 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 01:15:52,442 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 136 places, 79 transitions, 906 flow [2021-04-29 01:15:52,442 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 136 places, 79 transitions, 906 flow [2021-04-29 01:15:52,443 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 128 places, 79 transitions, 906 flow [2021-04-29 01:15:52,468 INFO L129 PetriNetUnfolder]: 11/159 cut-off events. [2021-04-29 01:15:52,469 INFO L130 PetriNetUnfolder]: For 925/926 co-relation queries the response was YES. [2021-04-29 01:15:52,469 INFO L84 FinitePrefix]: Finished finitePrefix Result has 769 conditions, 159 events. 11/159 cut-off events. For 925/926 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 812 event pairs, 0 based on Foata normal form. 0/157 useless extension candidates. Maximal degree in co-relation 714. Up to 31 conditions per place. [2021-04-29 01:15:52,470 INFO L146 LiptonReduction]: Number of co-enabled transitions 106 [2021-04-29 01:15:52,473 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 01:15:52,473 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 01:15:52,473 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 31 [2021-04-29 01:15:52,474 INFO L480 AbstractCegarLoop]: Abstraction has has 128 places, 79 transitions, 906 flow [2021-04-29 01:15:52,474 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 164.2) internal successors, (2463), 15 states have internal predecessors, (2463), 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) [2021-04-29 01:15:52,474 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 01:15:52,475 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] [2021-04-29 01:15:52,475 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2021-04-29 01:15:52,475 INFO L428 AbstractCegarLoop]: === Iteration 35 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 01:15:52,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 01:15:52,475 INFO L82 PathProgramCache]: Analyzing trace with hash 2091602769, now seen corresponding path program 23 times [2021-04-29 01:15:52,475 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 01:15:52,475 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [742681397] [2021-04-29 01:15:52,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 01:15:52,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 01:15:52,562 INFO L142 QuantifierPusher]: treesize reduction 2, result has 93.9 percent of original size [2021-04-29 01:15:52,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-04-29 01:15:52,604 INFO L142 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size [2021-04-29 01:15:52,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 01:15:52,706 INFO L142 QuantifierPusher]: treesize reduction 10, result has 81.5 percent of original size [2021-04-29 01:15:52,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-04-29 01:15:52,784 INFO L142 QuantifierPusher]: treesize reduction 10, result has 82.5 percent of original size [2021-04-29 01:15:52,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-04-29 01:15:52,809 INFO L142 QuantifierPusher]: treesize reduction 10, result has 77.8 percent of original size [2021-04-29 01:15:52,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-04-29 01:15:52,866 INFO L142 QuantifierPusher]: treesize reduction 10, result has 77.8 percent of original size [2021-04-29 01:15:52,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-04-29 01:15:52,928 INFO L142 QuantifierPusher]: treesize reduction 10, result has 74.4 percent of original size [2021-04-29 01:15:52,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 01:15:52,990 INFO L142 QuantifierPusher]: treesize reduction 10, result has 81.5 percent of original size [2021-04-29 01:15:52,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-04-29 01:15:53,066 INFO L142 QuantifierPusher]: treesize reduction 8, result has 81.8 percent of original size [2021-04-29 01:15:53,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-04-29 01:15:53,134 INFO L142 QuantifierPusher]: treesize reduction 4, result has 91.7 percent of original size [2021-04-29 01:15:53,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-04-29 01:15:53,217 INFO L142 QuantifierPusher]: treesize reduction 4, result has 89.5 percent of original size [2021-04-29 01:15:53,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-04-29 01:15:53,259 INFO L142 QuantifierPusher]: treesize reduction 31, result has 49.2 percent of original size [2021-04-29 01:15:53,261 INFO L147 QuantifierPusher]: treesize reduction 3, result has 90.0 percent of original size 27 [2021-04-29 01:15:53,377 INFO L142 QuantifierPusher]: treesize reduction 31, result has 44.6 percent of original size [2021-04-29 01:15:53,378 INFO L147 QuantifierPusher]: treesize reduction 3, result has 88.0 percent of original size 22 [2021-04-29 01:15:53,501 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-04-29 01:15:53,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-04-29 01:15:53,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:15:53,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 01:15:53,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:15:53,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 01:15:53,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 01:15:53,662 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [742681397] [2021-04-29 01:15:53,662 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 01:15:53,662 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-04-29 01:15:53,662 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [67106470] [2021-04-29 01:15:53,663 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-04-29 01:15:53,663 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 01:15:53,663 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-04-29 01:15:53,663 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=178, Unknown=0, NotChecked=0, Total=210 [2021-04-29 01:15:53,667 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 163 out of 663 [2021-04-29 01:15:53,669 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 128 places, 79 transitions, 906 flow. Second operand has 15 states, 15 states have (on average 164.2) internal successors, (2463), 15 states have internal predecessors, (2463), 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) [2021-04-29 01:15:53,669 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 01:15:53,669 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 163 of 663 [2021-04-29 01:15:53,669 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 01:15:54,162 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 35 [2021-04-29 01:15:54,587 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 39 [2021-04-29 01:15:54,966 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 41 [2021-04-29 01:15:55,340 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 38 [2021-04-29 01:15:55,597 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 37 [2021-04-29 01:15:55,895 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 40 [2021-04-29 01:15:56,229 INFO L129 PetriNetUnfolder]: 36/224 cut-off events. [2021-04-29 01:15:56,229 INFO L130 PetriNetUnfolder]: For 1417/1419 co-relation queries the response was YES. [2021-04-29 01:15:56,230 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1190 conditions, 224 events. 36/224 cut-off events. For 1417/1419 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 1180 event pairs, 22 based on Foata normal form. 2/223 useless extension candidates. Maximal degree in co-relation 1132. Up to 123 conditions per place. [2021-04-29 01:15:56,230 INFO L132 encePairwiseOnDemand]: 650/663 looper letters, 50 selfloop transitions, 20 changer transitions 14/89 dead transitions. [2021-04-29 01:15:56,231 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 139 places, 89 transitions, 1160 flow [2021-04-29 01:15:56,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-04-29 01:15:56,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-04-29 01:15:56,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 2002 transitions. [2021-04-29 01:15:56,236 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.25163398692810457 [2021-04-29 01:15:56,236 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 2002 transitions. [2021-04-29 01:15:56,236 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 2002 transitions. [2021-04-29 01:15:56,237 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 01:15:56,237 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 2002 transitions. [2021-04-29 01:15:56,240 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 166.83333333333334) internal successors, (2002), 12 states have internal predecessors, (2002), 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) [2021-04-29 01:15:56,243 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 663.0) internal successors, (8619), 13 states have internal predecessors, (8619), 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) [2021-04-29 01:15:56,244 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 663.0) internal successors, (8619), 13 states have internal predecessors, (8619), 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) [2021-04-29 01:15:56,244 INFO L185 Difference]: Start difference. First operand has 128 places, 79 transitions, 906 flow. Second operand 12 states and 2002 transitions. [2021-04-29 01:15:56,244 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 139 places, 89 transitions, 1160 flow [2021-04-29 01:15:56,251 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 121 places, 89 transitions, 1062 flow, removed 10 selfloop flow, removed 18 redundant places. [2021-04-29 01:15:56,253 INFO L241 Difference]: Finished difference. Result has 123 places, 75 transitions, 805 flow [2021-04-29 01:15:56,253 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=663, PETRI_DIFFERENCE_MINUEND_FLOW=812, PETRI_DIFFERENCE_MINUEND_PLACES=110, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=79, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=19, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=59, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=805, PETRI_PLACES=123, PETRI_TRANSITIONS=75} [2021-04-29 01:15:56,253 INFO L343 CegarLoopForPetriNet]: 201 programPoint places, -78 predicate places. [2021-04-29 01:15:56,253 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 01:15:56,253 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 123 places, 75 transitions, 805 flow [2021-04-29 01:15:56,254 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 123 places, 75 transitions, 805 flow [2021-04-29 01:15:56,254 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 120 places, 75 transitions, 805 flow [2021-04-29 01:15:56,269 INFO L129 PetriNetUnfolder]: 7/138 cut-off events. [2021-04-29 01:15:56,269 INFO L130 PetriNetUnfolder]: For 689/690 co-relation queries the response was YES. [2021-04-29 01:15:56,270 INFO L84 FinitePrefix]: Finished finitePrefix Result has 634 conditions, 138 events. 7/138 cut-off events. For 689/690 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 658 event pairs, 0 based on Foata normal form. 0/136 useless extension candidates. Maximal degree in co-relation 586. Up to 23 conditions per place. [2021-04-29 01:15:56,271 INFO L146 LiptonReduction]: Number of co-enabled transitions 102 [2021-04-29 01:15:56,273 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 01:15:56,273 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 01:15:56,273 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 20 [2021-04-29 01:15:56,274 INFO L480 AbstractCegarLoop]: Abstraction has has 120 places, 75 transitions, 805 flow [2021-04-29 01:15:56,274 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 164.2) internal successors, (2463), 15 states have internal predecessors, (2463), 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) [2021-04-29 01:15:56,274 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 01:15:56,274 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] [2021-04-29 01:15:56,274 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2021-04-29 01:15:56,275 INFO L428 AbstractCegarLoop]: === Iteration 36 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 01:15:56,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 01:15:56,275 INFO L82 PathProgramCache]: Analyzing trace with hash -497919799, now seen corresponding path program 24 times [2021-04-29 01:15:56,275 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 01:15:56,275 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1650869589] [2021-04-29 01:15:56,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 01:15:56,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 01:15:56,364 INFO L142 QuantifierPusher]: treesize reduction 2, result has 93.9 percent of original size [2021-04-29 01:15:56,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-04-29 01:15:56,413 INFO L142 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size [2021-04-29 01:15:56,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 01:15:56,515 INFO L142 QuantifierPusher]: treesize reduction 10, result has 81.5 percent of original size [2021-04-29 01:15:56,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-04-29 01:15:56,593 INFO L142 QuantifierPusher]: treesize reduction 10, result has 82.5 percent of original size [2021-04-29 01:15:56,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-04-29 01:15:56,620 INFO L142 QuantifierPusher]: treesize reduction 10, result has 77.8 percent of original size [2021-04-29 01:15:56,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-04-29 01:15:56,689 INFO L142 QuantifierPusher]: treesize reduction 10, result has 77.8 percent of original size [2021-04-29 01:15:56,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-04-29 01:15:56,759 INFO L142 QuantifierPusher]: treesize reduction 10, result has 74.4 percent of original size [2021-04-29 01:15:56,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 01:15:56,834 INFO L142 QuantifierPusher]: treesize reduction 10, result has 81.5 percent of original size [2021-04-29 01:15:56,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-04-29 01:15:56,925 INFO L142 QuantifierPusher]: treesize reduction 8, result has 81.8 percent of original size [2021-04-29 01:15:56,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-04-29 01:15:57,005 INFO L142 QuantifierPusher]: treesize reduction 4, result has 91.7 percent of original size [2021-04-29 01:15:57,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-04-29 01:15:57,099 INFO L142 QuantifierPusher]: treesize reduction 4, result has 89.5 percent of original size [2021-04-29 01:15:57,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-04-29 01:15:57,153 INFO L142 QuantifierPusher]: treesize reduction 31, result has 49.2 percent of original size [2021-04-29 01:15:57,155 INFO L147 QuantifierPusher]: treesize reduction 3, result has 90.0 percent of original size 27 [2021-04-29 01:15:57,291 INFO L142 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size [2021-04-29 01:15:57,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-04-29 01:15:57,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:15:57,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 01:15:57,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:15:57,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 01:15:57,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:15:57,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 01:15:57,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 01:15:57,518 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1650869589] [2021-04-29 01:15:57,518 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 01:15:57,518 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-04-29 01:15:57,518 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [60187325] [2021-04-29 01:15:57,519 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-04-29 01:15:57,519 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 01:15:57,519 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-04-29 01:15:57,519 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=178, Unknown=0, NotChecked=0, Total=210 [2021-04-29 01:15:57,522 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 163 out of 663 [2021-04-29 01:15:57,523 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 120 places, 75 transitions, 805 flow. Second operand has 15 states, 15 states have (on average 164.2) internal successors, (2463), 15 states have internal predecessors, (2463), 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) [2021-04-29 01:15:57,523 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 01:15:57,523 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 163 of 663 [2021-04-29 01:15:57,523 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 01:15:57,933 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 35 [2021-04-29 01:15:58,295 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 39 [2021-04-29 01:15:58,661 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 41 [2021-04-29 01:15:59,040 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 38 [2021-04-29 01:15:59,326 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 37 [2021-04-29 01:15:59,744 INFO L129 PetriNetUnfolder]: 28/179 cut-off events. [2021-04-29 01:15:59,744 INFO L130 PetriNetUnfolder]: For 1007/1009 co-relation queries the response was YES. [2021-04-29 01:15:59,745 INFO L84 FinitePrefix]: Finished finitePrefix Result has 932 conditions, 179 events. 28/179 cut-off events. For 1007/1009 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 821 event pairs, 12 based on Foata normal form. 2/179 useless extension candidates. Maximal degree in co-relation 896. Up to 91 conditions per place. [2021-04-29 01:15:59,745 INFO L132 encePairwiseOnDemand]: 651/663 looper letters, 39 selfloop transitions, 7 changer transitions 26/76 dead transitions. [2021-04-29 01:15:59,745 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 131 places, 76 transitions, 932 flow [2021-04-29 01:15:59,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-04-29 01:15:59,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-04-29 01:15:59,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 1998 transitions. [2021-04-29 01:15:59,752 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.251131221719457 [2021-04-29 01:15:59,752 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 1998 transitions. [2021-04-29 01:15:59,752 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 1998 transitions. [2021-04-29 01:15:59,752 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 01:15:59,753 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 1998 transitions. [2021-04-29 01:15:59,755 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 166.5) internal successors, (1998), 12 states have internal predecessors, (1998), 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) [2021-04-29 01:15:59,760 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 663.0) internal successors, (8619), 13 states have internal predecessors, (8619), 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) [2021-04-29 01:15:59,760 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 663.0) internal successors, (8619), 13 states have internal predecessors, (8619), 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) [2021-04-29 01:15:59,761 INFO L185 Difference]: Start difference. First operand has 120 places, 75 transitions, 805 flow. Second operand 12 states and 1998 transitions. [2021-04-29 01:15:59,761 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 131 places, 76 transitions, 932 flow [2021-04-29 01:15:59,766 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 118 places, 76 transitions, 854 flow, removed 8 selfloop flow, removed 13 redundant places. [2021-04-29 01:15:59,767 INFO L241 Difference]: Finished difference. Result has 118 places, 50 transitions, 469 flow [2021-04-29 01:15:59,767 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=663, PETRI_DIFFERENCE_MINUEND_FLOW=700, PETRI_DIFFERENCE_MINUEND_PLACES=107, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=73, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=66, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=469, PETRI_PLACES=118, PETRI_TRANSITIONS=50} [2021-04-29 01:15:59,768 INFO L343 CegarLoopForPetriNet]: 201 programPoint places, -83 predicate places. [2021-04-29 01:15:59,768 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 01:15:59,768 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 118 places, 50 transitions, 469 flow [2021-04-29 01:15:59,768 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 118 places, 50 transitions, 469 flow [2021-04-29 01:15:59,769 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 90 places, 50 transitions, 469 flow [2021-04-29 01:15:59,780 INFO L129 PetriNetUnfolder]: 5/90 cut-off events. [2021-04-29 01:15:59,780 INFO L130 PetriNetUnfolder]: For 333/334 co-relation queries the response was YES. [2021-04-29 01:15:59,780 INFO L84 FinitePrefix]: Finished finitePrefix Result has 374 conditions, 90 events. 5/90 cut-off events. For 333/334 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 330 event pairs, 0 based on Foata normal form. 0/88 useless extension candidates. Maximal degree in co-relation 338. Up to 16 conditions per place. [2021-04-29 01:15:59,781 INFO L146 LiptonReduction]: Number of co-enabled transitions 36 [2021-04-29 01:15:59,782 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 01:15:59,782 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 01:15:59,782 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 14 [2021-04-29 01:15:59,783 INFO L480 AbstractCegarLoop]: Abstraction has has 90 places, 50 transitions, 469 flow [2021-04-29 01:15:59,784 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 164.2) internal successors, (2463), 15 states have internal predecessors, (2463), 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) [2021-04-29 01:15:59,784 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 01:15:59,784 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] [2021-04-29 01:15:59,784 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2021-04-29 01:15:59,784 INFO L428 AbstractCegarLoop]: === Iteration 37 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 01:15:59,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 01:15:59,785 INFO L82 PathProgramCache]: Analyzing trace with hash -1995281365, now seen corresponding path program 2 times [2021-04-29 01:15:59,785 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 01:15:59,785 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1854486566] [2021-04-29 01:15:59,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 01:15:59,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 01:15:59,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:15:59,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-04-29 01:15:59,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:15:59,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 01:15:59,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:15:59,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-29 01:15:59,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:15:59,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-29 01:16:00,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:16:00,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-04-29 01:16:00,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:16:00,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-29 01:16:00,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:16:00,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-04-29 01:16:00,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:16:00,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-29 01:16:00,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:16:00,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 01:16:00,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:16:00,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-04-29 01:16:00,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:16:00,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 01:16:00,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:16:00,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-04-29 01:16:00,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:16:00,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 01:16:00,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:16:00,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 01:16:00,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:16:00,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 01:16:00,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:16:00,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 01:16:00,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:16:00,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-04-29 01:16:00,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:16:00,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 01:16:00,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 01:16:00,489 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1854486566] [2021-04-29 01:16:00,489 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 01:16:00,490 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-04-29 01:16:00,490 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [728694596] [2021-04-29 01:16:00,490 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-04-29 01:16:00,490 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 01:16:00,490 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-04-29 01:16:00,491 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2021-04-29 01:16:00,494 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 161 out of 663 [2021-04-29 01:16:00,496 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 90 places, 50 transitions, 469 flow. Second operand has 12 states, 12 states have (on average 162.58333333333334) internal successors, (1951), 12 states have internal predecessors, (1951), 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) [2021-04-29 01:16:00,496 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 01:16:00,496 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 161 of 663 [2021-04-29 01:16:00,496 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 01:16:01,627 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 35 [2021-04-29 01:16:01,811 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 38 [2021-04-29 01:16:02,132 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 41 [2021-04-29 01:16:02,214 INFO L129 PetriNetUnfolder]: 18/114 cut-off events. [2021-04-29 01:16:02,214 INFO L130 PetriNetUnfolder]: For 496/498 co-relation queries the response was YES. [2021-04-29 01:16:02,214 INFO L84 FinitePrefix]: Finished finitePrefix Result has 577 conditions, 114 events. 18/114 cut-off events. For 496/498 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 406 event pairs, 2 based on Foata normal form. 2/114 useless extension candidates. Maximal degree in co-relation 546. Up to 45 conditions per place. [2021-04-29 01:16:02,215 INFO L132 encePairwiseOnDemand]: 652/663 looper letters, 33 selfloop transitions, 25 changer transitions 3/62 dead transitions. [2021-04-29 01:16:02,215 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 102 places, 62 transitions, 659 flow [2021-04-29 01:16:02,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-04-29 01:16:02,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-04-29 01:16:02,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 2142 transitions. [2021-04-29 01:16:02,220 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.2485207100591716 [2021-04-29 01:16:02,220 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 2142 transitions. [2021-04-29 01:16:02,220 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 2142 transitions. [2021-04-29 01:16:02,221 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 01:16:02,221 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 2142 transitions. [2021-04-29 01:16:02,222 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 164.76923076923077) internal successors, (2142), 13 states have internal predecessors, (2142), 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) [2021-04-29 01:16:02,226 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 663.0) internal successors, (9282), 14 states have internal predecessors, (9282), 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) [2021-04-29 01:16:02,226 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 663.0) internal successors, (9282), 14 states have internal predecessors, (9282), 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) [2021-04-29 01:16:02,227 INFO L185 Difference]: Start difference. First operand has 90 places, 50 transitions, 469 flow. Second operand 13 states and 2142 transitions. [2021-04-29 01:16:02,227 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 102 places, 62 transitions, 659 flow [2021-04-29 01:16:02,229 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 80 places, 62 transitions, 553 flow, removed 21 selfloop flow, removed 22 redundant places. [2021-04-29 01:16:02,230 INFO L241 Difference]: Finished difference. Result has 80 places, 51 transitions, 441 flow [2021-04-29 01:16:02,230 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=663, PETRI_DIFFERENCE_MINUEND_FLOW=367, PETRI_DIFFERENCE_MINUEND_PLACES=68, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=49, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=23, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=26, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=441, PETRI_PLACES=80, PETRI_TRANSITIONS=51} [2021-04-29 01:16:02,230 INFO L343 CegarLoopForPetriNet]: 201 programPoint places, -121 predicate places. [2021-04-29 01:16:02,230 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 01:16:02,230 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 80 places, 51 transitions, 441 flow [2021-04-29 01:16:02,231 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 80 places, 51 transitions, 441 flow [2021-04-29 01:16:02,231 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 78 places, 51 transitions, 441 flow [2021-04-29 01:16:02,240 INFO L129 PetriNetUnfolder]: 4/89 cut-off events. [2021-04-29 01:16:02,240 INFO L130 PetriNetUnfolder]: For 284/284 co-relation queries the response was YES. [2021-04-29 01:16:02,240 INFO L84 FinitePrefix]: Finished finitePrefix Result has 323 conditions, 89 events. 4/89 cut-off events. For 284/284 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 323 event pairs, 0 based on Foata normal form. 0/87 useless extension candidates. Maximal degree in co-relation 227. Up to 14 conditions per place. [2021-04-29 01:16:02,241 INFO L146 LiptonReduction]: Number of co-enabled transitions 34 [2021-04-29 01:16:02,242 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 01:16:02,242 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 01:16:02,242 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 12 [2021-04-29 01:16:02,243 INFO L480 AbstractCegarLoop]: Abstraction has has 78 places, 51 transitions, 441 flow [2021-04-29 01:16:02,244 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 162.58333333333334) internal successors, (1951), 12 states have internal predecessors, (1951), 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) [2021-04-29 01:16:02,244 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 01:16:02,244 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] [2021-04-29 01:16:02,244 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2021-04-29 01:16:02,244 INFO L428 AbstractCegarLoop]: === Iteration 38 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 01:16:02,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 01:16:02,245 INFO L82 PathProgramCache]: Analyzing trace with hash -1996204855, now seen corresponding path program 25 times [2021-04-29 01:16:02,245 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 01:16:02,245 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1928725065] [2021-04-29 01:16:02,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 01:16:02,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 01:16:02,341 INFO L142 QuantifierPusher]: treesize reduction 2, result has 96.6 percent of original size [2021-04-29 01:16:02,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-04-29 01:16:02,445 INFO L142 QuantifierPusher]: treesize reduction 9, result has 87.5 percent of original size [2021-04-29 01:16:02,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-04-29 01:16:02,582 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 29 [2021-04-29 01:16:02,586 INFO L142 QuantifierPusher]: treesize reduction 9, result has 85.9 percent of original size [2021-04-29 01:16:02,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-04-29 01:16:02,710 INFO L142 QuantifierPusher]: treesize reduction 9, result has 85.9 percent of original size [2021-04-29 01:16:02,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-04-29 01:16:02,813 INFO L142 QuantifierPusher]: treesize reduction 10, result has 78.3 percent of original size [2021-04-29 01:16:02,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-04-29 01:16:02,891 INFO L142 QuantifierPusher]: treesize reduction 10, result has 75.6 percent of original size [2021-04-29 01:16:02,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-04-29 01:16:02,924 INFO L142 QuantifierPusher]: treesize reduction 10, result has 71.4 percent of original size [2021-04-29 01:16:02,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-04-29 01:16:02,999 INFO L142 QuantifierPusher]: treesize reduction 10, result has 80.0 percent of original size [2021-04-29 01:16:03,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 01:16:03,105 INFO L142 QuantifierPusher]: treesize reduction 8, result has 80.0 percent of original size [2021-04-29 01:16:03,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 01:16:03,176 INFO L142 QuantifierPusher]: treesize reduction 4, result has 90.9 percent of original size [2021-04-29 01:16:03,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 01:16:03,264 INFO L142 QuantifierPusher]: treesize reduction 4, result has 88.2 percent of original size [2021-04-29 01:16:03,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-29 01:16:03,320 INFO L142 QuantifierPusher]: treesize reduction 31, result has 45.6 percent of original size [2021-04-29 01:16:03,322 INFO L147 QuantifierPusher]: treesize reduction 3, result has 88.5 percent of original size 23 [2021-04-29 01:16:03,450 INFO L142 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size [2021-04-29 01:16:03,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-29 01:16:03,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:16:03,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-04-29 01:16:03,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:16:03,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 01:16:03,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:16:03,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 01:16:03,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 01:16:03,680 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1928725065] [2021-04-29 01:16:03,680 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 01:16:03,680 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-04-29 01:16:03,680 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1410576291] [2021-04-29 01:16:03,680 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-04-29 01:16:03,681 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 01:16:03,681 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-04-29 01:16:03,681 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=179, Unknown=0, NotChecked=0, Total=210 [2021-04-29 01:16:03,684 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 163 out of 663 [2021-04-29 01:16:03,685 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 78 places, 51 transitions, 441 flow. Second operand has 15 states, 15 states have (on average 164.2) internal successors, (2463), 15 states have internal predecessors, (2463), 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) [2021-04-29 01:16:03,685 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 01:16:03,685 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 163 of 663 [2021-04-29 01:16:03,686 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 01:16:04,153 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 33 [2021-04-29 01:16:04,420 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-04-29 01:16:04,783 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 40 [2021-04-29 01:16:05,159 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 34 [2021-04-29 01:16:05,449 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 33 [2021-04-29 01:16:05,938 INFO L129 PetriNetUnfolder]: 17/111 cut-off events. [2021-04-29 01:16:05,938 INFO L130 PetriNetUnfolder]: For 426/428 co-relation queries the response was YES. [2021-04-29 01:16:05,939 INFO L84 FinitePrefix]: Finished finitePrefix Result has 496 conditions, 111 events. 17/111 cut-off events. For 426/428 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 395 event pairs, 8 based on Foata normal form. 1/109 useless extension candidates. Maximal degree in co-relation 418. Up to 72 conditions per place. [2021-04-29 01:16:05,939 INFO L132 encePairwiseOnDemand]: 651/663 looper letters, 32 selfloop transitions, 6 changer transitions 15/55 dead transitions. [2021-04-29 01:16:05,939 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 89 places, 55 transitions, 553 flow [2021-04-29 01:16:05,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-04-29 01:16:05,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-04-29 01:16:05,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 1991 transitions. [2021-04-29 01:16:05,952 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.2502513826043238 [2021-04-29 01:16:05,952 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 1991 transitions. [2021-04-29 01:16:05,952 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 1991 transitions. [2021-04-29 01:16:05,954 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 01:16:05,954 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 1991 transitions. [2021-04-29 01:16:05,963 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 165.91666666666666) internal successors, (1991), 12 states have internal predecessors, (1991), 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) [2021-04-29 01:16:05,968 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 663.0) internal successors, (8619), 13 states have internal predecessors, (8619), 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) [2021-04-29 01:16:05,969 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 663.0) internal successors, (8619), 13 states have internal predecessors, (8619), 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) [2021-04-29 01:16:05,970 INFO L185 Difference]: Start difference. First operand has 78 places, 51 transitions, 441 flow. Second operand 12 states and 1991 transitions. [2021-04-29 01:16:05,970 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 89 places, 55 transitions, 553 flow [2021-04-29 01:16:05,972 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 78 places, 55 transitions, 502 flow, removed 4 selfloop flow, removed 11 redundant places. [2021-04-29 01:16:05,974 INFO L241 Difference]: Finished difference. Result has 78 places, 40 transitions, 316 flow [2021-04-29 01:16:05,975 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=663, PETRI_DIFFERENCE_MINUEND_FLOW=381, PETRI_DIFFERENCE_MINUEND_PLACES=67, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=50, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=44, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=316, PETRI_PLACES=78, PETRI_TRANSITIONS=40} [2021-04-29 01:16:05,975 INFO L343 CegarLoopForPetriNet]: 201 programPoint places, -123 predicate places. [2021-04-29 01:16:05,975 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 01:16:05,975 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 78 places, 40 transitions, 316 flow [2021-04-29 01:16:05,976 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 78 places, 40 transitions, 316 flow [2021-04-29 01:16:05,976 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 65 places, 40 transitions, 316 flow [2021-04-29 01:16:05,986 INFO L129 PetriNetUnfolder]: 4/63 cut-off events. [2021-04-29 01:16:05,986 INFO L130 PetriNetUnfolder]: For 162/162 co-relation queries the response was YES. [2021-04-29 01:16:05,986 INFO L84 FinitePrefix]: Finished finitePrefix Result has 220 conditions, 63 events. 4/63 cut-off events. For 162/162 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 159 event pairs, 0 based on Foata normal form. 0/61 useless extension candidates. Maximal degree in co-relation 141. Up to 9 conditions per place. [2021-04-29 01:16:05,987 INFO L146 LiptonReduction]: Number of co-enabled transitions 8 [2021-04-29 01:16:05,989 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 01:16:05,989 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 01:16:05,989 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 14 [2021-04-29 01:16:05,990 INFO L480 AbstractCegarLoop]: Abstraction has has 65 places, 40 transitions, 316 flow [2021-04-29 01:16:05,991 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 164.2) internal successors, (2463), 15 states have internal predecessors, (2463), 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) [2021-04-29 01:16:05,991 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 01:16:05,991 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] [2021-04-29 01:16:05,991 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2021-04-29 01:16:05,991 INFO L428 AbstractCegarLoop]: === Iteration 39 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 01:16:05,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 01:16:05,992 INFO L82 PathProgramCache]: Analyzing trace with hash -395087733, now seen corresponding path program 5 times [2021-04-29 01:16:05,992 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 01:16:05,992 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1834969032] [2021-04-29 01:16:05,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 01:16:06,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 01:16:06,070 INFO L142 QuantifierPusher]: treesize reduction 2, result has 90.0 percent of original size [2021-04-29 01:16:06,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 01:16:06,107 INFO L142 QuantifierPusher]: treesize reduction 2, result has 90.0 percent of original size [2021-04-29 01:16:06,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 01:16:06,151 INFO L142 QuantifierPusher]: treesize reduction 2, result has 89.5 percent of original size [2021-04-29 01:16:06,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 01:16:06,199 INFO L142 QuantifierPusher]: treesize reduction 14, result has 50.0 percent of original size [2021-04-29 01:16:06,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 01:16:06,246 INFO L142 QuantifierPusher]: treesize reduction 14, result has 62.2 percent of original size [2021-04-29 01:16:06,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 01:16:06,303 INFO L142 QuantifierPusher]: treesize reduction 14, result has 68.2 percent of original size [2021-04-29 01:16:06,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-29 01:16:06,334 INFO L142 QuantifierPusher]: treesize reduction 14, result has 62.2 percent of original size [2021-04-29 01:16:06,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 01:16:06,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:16:06,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 01:16:06,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:16:06,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 01:16:06,378 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 01:16:06,378 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1834969032] [2021-04-29 01:16:06,378 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 01:16:06,378 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-04-29 01:16:06,378 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1917202261] [2021-04-29 01:16:06,379 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-04-29 01:16:06,379 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 01:16:06,379 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-04-29 01:16:06,379 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-04-29 01:16:06,382 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 184 out of 663 [2021-04-29 01:16:06,383 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 65 places, 40 transitions, 316 flow. Second operand has 8 states, 8 states have (on average 186.0) internal successors, (1488), 8 states have internal predecessors, (1488), 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) [2021-04-29 01:16:06,383 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 01:16:06,383 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 184 of 663 [2021-04-29 01:16:06,383 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 01:16:06,809 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 27 [2021-04-29 01:16:06,976 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 32 [2021-04-29 01:16:07,114 INFO L129 PetriNetUnfolder]: 7/78 cut-off events. [2021-04-29 01:16:07,114 INFO L130 PetriNetUnfolder]: For 276/276 co-relation queries the response was YES. [2021-04-29 01:16:07,114 INFO L84 FinitePrefix]: Finished finitePrefix Result has 332 conditions, 78 events. 7/78 cut-off events. For 276/276 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 227 event pairs, 0 based on Foata normal form. 0/77 useless extension candidates. Maximal degree in co-relation 259. Up to 29 conditions per place. [2021-04-29 01:16:07,115 INFO L132 encePairwiseOnDemand]: 656/663 looper letters, 28 selfloop transitions, 16 changer transitions 0/49 dead transitions. [2021-04-29 01:16:07,115 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 71 places, 49 transitions, 445 flow [2021-04-29 01:16:07,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-29 01:16:07,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-04-29 01:16:07,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1321 transitions. [2021-04-29 01:16:07,119 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.2846369316957552 [2021-04-29 01:16:07,120 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1321 transitions. [2021-04-29 01:16:07,120 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1321 transitions. [2021-04-29 01:16:07,120 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 01:16:07,120 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1321 transitions. [2021-04-29 01:16:07,121 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 188.71428571428572) internal successors, (1321), 7 states have internal predecessors, (1321), 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) [2021-04-29 01:16:07,124 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 663.0) internal successors, (5304), 8 states have internal predecessors, (5304), 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) [2021-04-29 01:16:07,124 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 663.0) internal successors, (5304), 8 states have internal predecessors, (5304), 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) [2021-04-29 01:16:07,124 INFO L185 Difference]: Start difference. First operand has 65 places, 40 transitions, 316 flow. Second operand 7 states and 1321 transitions. [2021-04-29 01:16:07,124 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 71 places, 49 transitions, 445 flow [2021-04-29 01:16:07,126 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 56 places, 49 transitions, 373 flow, removed 6 selfloop flow, removed 15 redundant places. [2021-04-29 01:16:07,127 INFO L241 Difference]: Finished difference. Result has 57 places, 41 transitions, 300 flow [2021-04-29 01:16:07,127 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=663, PETRI_DIFFERENCE_MINUEND_FLOW=250, PETRI_DIFFERENCE_MINUEND_PLACES=50, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=39, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=14, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=24, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=300, PETRI_PLACES=57, PETRI_TRANSITIONS=41} [2021-04-29 01:16:07,127 INFO L343 CegarLoopForPetriNet]: 201 programPoint places, -144 predicate places. [2021-04-29 01:16:07,127 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 01:16:07,127 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 57 places, 41 transitions, 300 flow [2021-04-29 01:16:07,127 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 57 places, 41 transitions, 300 flow [2021-04-29 01:16:07,128 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 57 places, 41 transitions, 300 flow [2021-04-29 01:16:07,134 INFO L129 PetriNetUnfolder]: 4/72 cut-off events. [2021-04-29 01:16:07,135 INFO L130 PetriNetUnfolder]: For 158/158 co-relation queries the response was YES. [2021-04-29 01:16:07,135 INFO L84 FinitePrefix]: Finished finitePrefix Result has 212 conditions, 72 events. 4/72 cut-off events. For 158/158 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 208 event pairs, 0 based on Foata normal form. 0/71 useless extension candidates. Maximal degree in co-relation 168. Up to 9 conditions per place. [2021-04-29 01:16:07,135 INFO L146 LiptonReduction]: Number of co-enabled transitions 8 [2021-04-29 01:16:07,792 INFO L158 LiptonReduction]: Checked pairs total: 4 [2021-04-29 01:16:07,792 INFO L160 LiptonReduction]: Total number of compositions: 4 [2021-04-29 01:16:07,792 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 665 [2021-04-29 01:16:07,793 INFO L480 AbstractCegarLoop]: Abstraction has has 59 places, 43 transitions, 309 flow [2021-04-29 01:16:07,793 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 186.0) internal successors, (1488), 8 states have internal predecessors, (1488), 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) [2021-04-29 01:16:07,793 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 01:16:07,793 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] [2021-04-29 01:16:07,794 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2021-04-29 01:16:07,794 INFO L428 AbstractCegarLoop]: === Iteration 40 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 01:16:07,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 01:16:07,794 INFO L82 PathProgramCache]: Analyzing trace with hash 1429674997, now seen corresponding path program 26 times [2021-04-29 01:16:07,794 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 01:16:07,794 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2094679051] [2021-04-29 01:16:07,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 01:16:07,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 01:16:07,908 INFO L142 QuantifierPusher]: treesize reduction 10, result has 76.2 percent of original size [2021-04-29 01:16:07,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 01:16:07,955 INFO L142 QuantifierPusher]: treesize reduction 7, result has 85.4 percent of original size [2021-04-29 01:16:07,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 01:16:08,027 INFO L142 QuantifierPusher]: treesize reduction 7, result has 82.5 percent of original size [2021-04-29 01:16:08,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-04-29 01:16:08,086 INFO L142 QuantifierPusher]: treesize reduction 7, result has 82.5 percent of original size [2021-04-29 01:16:08,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-04-29 01:16:08,154 INFO L142 QuantifierPusher]: treesize reduction 10, result has 79.2 percent of original size [2021-04-29 01:16:08,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-04-29 01:16:08,227 INFO L142 QuantifierPusher]: treesize reduction 10, result has 76.7 percent of original size [2021-04-29 01:16:08,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-04-29 01:16:08,254 INFO L142 QuantifierPusher]: treesize reduction 10, result has 73.0 percent of original size [2021-04-29 01:16:08,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-29 01:16:08,322 INFO L142 QuantifierPusher]: treesize reduction 10, result has 80.8 percent of original size [2021-04-29 01:16:08,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-04-29 01:16:08,407 INFO L142 QuantifierPusher]: treesize reduction 2, result has 94.1 percent of original size [2021-04-29 01:16:08,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 01:16:08,490 INFO L142 QuantifierPusher]: treesize reduction 18, result has 69.0 percent of original size [2021-04-29 01:16:08,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 01:16:08,578 INFO L142 QuantifierPusher]: treesize reduction 18, result has 68.4 percent of original size [2021-04-29 01:16:08,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-04-29 01:16:08,669 INFO L142 QuantifierPusher]: treesize reduction 18, result has 61.7 percent of original size [2021-04-29 01:16:08,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 01:16:08,729 INFO L142 QuantifierPusher]: treesize reduction 48, result has 31.4 percent of original size [2021-04-29 01:16:08,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-04-29 01:16:08,847 INFO L142 QuantifierPusher]: treesize reduction 18, result has 52.6 percent of original size [2021-04-29 01:16:08,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-04-29 01:16:08,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:16:08,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 01:16:09,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:16:09,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 01:16:09,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 01:16:09,009 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2094679051] [2021-04-29 01:16:09,009 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 01:16:09,009 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-04-29 01:16:09,009 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [427060271] [2021-04-29 01:16:09,009 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-04-29 01:16:09,010 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 01:16:09,010 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-04-29 01:16:09,010 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=179, Unknown=0, NotChecked=0, Total=210 [2021-04-29 01:16:09,013 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 163 out of 667 [2021-04-29 01:16:09,014 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 59 places, 43 transitions, 309 flow. Second operand has 15 states, 15 states have (on average 164.2) internal successors, (2463), 15 states have internal predecessors, (2463), 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) [2021-04-29 01:16:09,014 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 01:16:09,015 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 163 of 667 [2021-04-29 01:16:09,015 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 01:16:09,524 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 34 [2021-04-29 01:16:09,800 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-04-29 01:16:10,136 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 40 [2021-04-29 01:16:10,560 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 30 [2021-04-29 01:16:10,891 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 33 [2021-04-29 01:16:11,358 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 36 [2021-04-29 01:16:11,672 INFO L129 PetriNetUnfolder]: 6/79 cut-off events. [2021-04-29 01:16:11,672 INFO L130 PetriNetUnfolder]: For 258/258 co-relation queries the response was YES. [2021-04-29 01:16:11,672 INFO L84 FinitePrefix]: Finished finitePrefix Result has 316 conditions, 79 events. 6/79 cut-off events. For 258/258 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 262 event pairs, 1 based on Foata normal form. 0/75 useless extension candidates. Maximal degree in co-relation 248. Up to 24 conditions per place. [2021-04-29 01:16:11,673 INFO L132 encePairwiseOnDemand]: 653/667 looper letters, 23 selfloop transitions, 19 changer transitions 6/50 dead transitions. [2021-04-29 01:16:11,673 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 70 places, 50 transitions, 433 flow [2021-04-29 01:16:11,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-04-29 01:16:11,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-04-29 01:16:11,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 1992 transitions. [2021-04-29 01:16:11,678 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.24887556221889057 [2021-04-29 01:16:11,679 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 1992 transitions. [2021-04-29 01:16:11,679 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 1992 transitions. [2021-04-29 01:16:11,679 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 01:16:11,679 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 1992 transitions. [2021-04-29 01:16:11,680 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 166.0) internal successors, (1992), 12 states have internal predecessors, (1992), 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) [2021-04-29 01:16:11,684 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 667.0) internal successors, (8671), 13 states have internal predecessors, (8671), 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) [2021-04-29 01:16:11,684 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 667.0) internal successors, (8671), 13 states have internal predecessors, (8671), 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) [2021-04-29 01:16:11,684 INFO L185 Difference]: Start difference. First operand has 59 places, 43 transitions, 309 flow. Second operand 12 states and 1992 transitions. [2021-04-29 01:16:11,685 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 70 places, 50 transitions, 433 flow [2021-04-29 01:16:11,686 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 67 places, 50 transitions, 417 flow, removed 0 selfloop flow, removed 3 redundant places. [2021-04-29 01:16:11,687 INFO L241 Difference]: Finished difference. Result has 68 places, 42 transitions, 326 flow [2021-04-29 01:16:11,687 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=667, PETRI_DIFFERENCE_MINUEND_FLOW=285, PETRI_DIFFERENCE_MINUEND_PLACES=56, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=42, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=16, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=25, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=326, PETRI_PLACES=68, PETRI_TRANSITIONS=42} [2021-04-29 01:16:11,687 INFO L343 CegarLoopForPetriNet]: 201 programPoint places, -133 predicate places. [2021-04-29 01:16:11,687 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 01:16:11,687 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 68 places, 42 transitions, 326 flow [2021-04-29 01:16:11,687 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 68 places, 42 transitions, 326 flow [2021-04-29 01:16:11,688 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 64 places, 42 transitions, 326 flow [2021-04-29 01:16:11,695 INFO L129 PetriNetUnfolder]: 3/66 cut-off events. [2021-04-29 01:16:11,695 INFO L130 PetriNetUnfolder]: For 176/176 co-relation queries the response was YES. [2021-04-29 01:16:11,695 INFO L84 FinitePrefix]: Finished finitePrefix Result has 226 conditions, 66 events. 3/66 cut-off events. For 176/176 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 193 event pairs, 0 based on Foata normal form. 0/66 useless extension candidates. Maximal degree in co-relation 175. Up to 9 conditions per place. [2021-04-29 01:16:11,696 INFO L146 LiptonReduction]: Number of co-enabled transitions 4 [2021-04-29 01:16:11,697 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 01:16:11,697 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 01:16:11,697 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 10 [2021-04-29 01:16:11,698 INFO L480 AbstractCegarLoop]: Abstraction has has 64 places, 42 transitions, 326 flow [2021-04-29 01:16:11,698 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 164.2) internal successors, (2463), 15 states have internal predecessors, (2463), 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) [2021-04-29 01:16:11,698 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 01:16:11,698 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 01:16:11,698 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2021-04-29 01:16:11,698 INFO L428 AbstractCegarLoop]: === Iteration 41 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 01:16:11,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 01:16:11,699 INFO L82 PathProgramCache]: Analyzing trace with hash -2043459292, now seen corresponding path program 1 times [2021-04-29 01:16:11,699 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 01:16:11,699 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [28623246] [2021-04-29 01:16:11,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 01:16:11,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 01:16:11,812 INFO L142 QuantifierPusher]: treesize reduction 10, result has 85.3 percent of original size [2021-04-29 01:16:11,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-04-29 01:16:11,919 INFO L142 QuantifierPusher]: treesize reduction 7, result has 90.5 percent of original size [2021-04-29 01:16:11,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-04-29 01:16:12,059 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 30 [2021-04-29 01:16:12,062 INFO L142 QuantifierPusher]: treesize reduction 7, result has 89.4 percent of original size [2021-04-29 01:16:12,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-04-29 01:16:12,195 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 25 [2021-04-29 01:16:12,199 INFO L142 QuantifierPusher]: treesize reduction 7, result has 89.4 percent of original size [2021-04-29 01:16:12,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-04-29 01:16:12,326 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 25 [2021-04-29 01:16:12,329 INFO L142 QuantifierPusher]: treesize reduction 10, result has 79.2 percent of original size [2021-04-29 01:16:12,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-04-29 01:16:12,401 INFO L142 QuantifierPusher]: treesize reduction 10, result has 76.7 percent of original size [2021-04-29 01:16:12,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-04-29 01:16:12,429 INFO L142 QuantifierPusher]: treesize reduction 10, result has 80.8 percent of original size [2021-04-29 01:16:12,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-04-29 01:16:12,510 INFO L142 QuantifierPusher]: treesize reduction 2, result has 94.1 percent of original size [2021-04-29 01:16:12,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 01:16:12,589 INFO L142 QuantifierPusher]: treesize reduction 18, result has 69.0 percent of original size [2021-04-29 01:16:12,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 01:16:12,671 INFO L142 QuantifierPusher]: treesize reduction 48, result has 32.4 percent of original size [2021-04-29 01:16:12,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 01:16:12,781 INFO L142 QuantifierPusher]: treesize reduction 48, result has 31.4 percent of original size [2021-04-29 01:16:12,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-04-29 01:16:12,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:16:12,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 01:16:12,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:16:12,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 01:16:12,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 01:16:12,972 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [28623246] [2021-04-29 01:16:12,972 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 01:16:12,972 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-04-29 01:16:12,972 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [203485516] [2021-04-29 01:16:12,972 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-04-29 01:16:12,972 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 01:16:12,973 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-04-29 01:16:12,973 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=130, Unknown=0, NotChecked=0, Total=156 [2021-04-29 01:16:12,975 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 164 out of 667 [2021-04-29 01:16:12,976 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 64 places, 42 transitions, 326 flow. Second operand has 13 states, 13 states have (on average 165.15384615384616) internal successors, (2147), 13 states have internal predecessors, (2147), 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) [2021-04-29 01:16:12,976 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 01:16:12,976 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 164 of 667 [2021-04-29 01:16:12,976 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 01:16:13,461 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 34 [2021-04-29 01:16:13,686 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-04-29 01:16:14,135 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 30 [2021-04-29 01:16:14,374 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 33 [2021-04-29 01:16:14,723 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 36 [2021-04-29 01:16:14,941 INFO L129 PetriNetUnfolder]: 4/73 cut-off events. [2021-04-29 01:16:14,941 INFO L130 PetriNetUnfolder]: For 248/248 co-relation queries the response was YES. [2021-04-29 01:16:14,942 INFO L84 FinitePrefix]: Finished finitePrefix Result has 311 conditions, 73 events. 4/73 cut-off events. For 248/248 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 230 event pairs, 1 based on Foata normal form. 1/74 useless extension candidates. Maximal degree in co-relation 227. Up to 24 conditions per place. [2021-04-29 01:16:14,942 INFO L132 encePairwiseOnDemand]: 654/667 looper letters, 21 selfloop transitions, 17 changer transitions 4/44 dead transitions. [2021-04-29 01:16:14,942 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 74 places, 44 transitions, 416 flow [2021-04-29 01:16:14,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-04-29 01:16:14,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-04-29 01:16:14,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 1834 transitions. [2021-04-29 01:16:14,948 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.24996592612784516 [2021-04-29 01:16:14,948 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 1834 transitions. [2021-04-29 01:16:14,948 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 1834 transitions. [2021-04-29 01:16:14,949 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 01:16:14,949 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 1834 transitions. [2021-04-29 01:16:14,950 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 166.72727272727272) internal successors, (1834), 11 states have internal predecessors, (1834), 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) [2021-04-29 01:16:14,953 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 667.0) internal successors, (8004), 12 states have internal predecessors, (8004), 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) [2021-04-29 01:16:14,954 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 667.0) internal successors, (8004), 12 states have internal predecessors, (8004), 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) [2021-04-29 01:16:14,954 INFO L185 Difference]: Start difference. First operand has 64 places, 42 transitions, 326 flow. Second operand 11 states and 1834 transitions. [2021-04-29 01:16:14,954 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 74 places, 44 transitions, 416 flow [2021-04-29 01:16:14,956 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 67 places, 44 transitions, 376 flow, removed 4 selfloop flow, removed 7 redundant places. [2021-04-29 01:16:14,956 INFO L241 Difference]: Finished difference. Result has 68 places, 40 transitions, 303 flow [2021-04-29 01:16:14,956 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=667, PETRI_DIFFERENCE_MINUEND_FLOW=286, PETRI_DIFFERENCE_MINUEND_PLACES=57, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=42, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=17, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=25, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=303, PETRI_PLACES=68, PETRI_TRANSITIONS=40} [2021-04-29 01:16:14,957 INFO L343 CegarLoopForPetriNet]: 201 programPoint places, -133 predicate places. [2021-04-29 01:16:14,957 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 01:16:14,957 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 68 places, 40 transitions, 303 flow [2021-04-29 01:16:14,957 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 68 places, 40 transitions, 303 flow [2021-04-29 01:16:14,957 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 66 places, 40 transitions, 303 flow [2021-04-29 01:16:14,964 INFO L129 PetriNetUnfolder]: 2/64 cut-off events. [2021-04-29 01:16:14,964 INFO L130 PetriNetUnfolder]: For 138/138 co-relation queries the response was YES. [2021-04-29 01:16:14,964 INFO L84 FinitePrefix]: Finished finitePrefix Result has 214 conditions, 64 events. 2/64 cut-off events. For 138/138 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 182 event pairs, 0 based on Foata normal form. 0/64 useless extension candidates. Maximal degree in co-relation 199. Up to 9 conditions per place. [2021-04-29 01:16:14,965 INFO L146 LiptonReduction]: Number of co-enabled transitions 4 [2021-04-29 01:16:14,966 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 01:16:14,966 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 01:16:14,966 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 9 [2021-04-29 01:16:14,967 INFO L480 AbstractCegarLoop]: Abstraction has has 66 places, 40 transitions, 303 flow [2021-04-29 01:16:14,967 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 165.15384615384616) internal successors, (2147), 13 states have internal predecessors, (2147), 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) [2021-04-29 01:16:14,968 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 01:16:14,968 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 01:16:14,968 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2021-04-29 01:16:14,968 INFO L428 AbstractCegarLoop]: === Iteration 42 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 01:16:14,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 01:16:14,968 INFO L82 PathProgramCache]: Analyzing trace with hash -396011818, now seen corresponding path program 1 times [2021-04-29 01:16:14,969 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 01:16:14,969 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1626947900] [2021-04-29 01:16:14,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 01:16:14,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 01:16:15,064 INFO L142 QuantifierPusher]: treesize reduction 10, result has 76.2 percent of original size [2021-04-29 01:16:15,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 01:16:15,115 INFO L142 QuantifierPusher]: treesize reduction 7, result has 85.4 percent of original size [2021-04-29 01:16:15,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 01:16:15,194 INFO L142 QuantifierPusher]: treesize reduction 7, result has 82.5 percent of original size [2021-04-29 01:16:15,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-04-29 01:16:15,265 INFO L142 QuantifierPusher]: treesize reduction 7, result has 82.5 percent of original size [2021-04-29 01:16:15,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-04-29 01:16:15,338 INFO L142 QuantifierPusher]: treesize reduction 10, result has 79.2 percent of original size [2021-04-29 01:16:15,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-04-29 01:16:15,426 INFO L142 QuantifierPusher]: treesize reduction 10, result has 76.7 percent of original size [2021-04-29 01:16:15,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-04-29 01:16:15,458 INFO L142 QuantifierPusher]: treesize reduction 10, result has 76.2 percent of original size [2021-04-29 01:16:15,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 01:16:15,542 INFO L142 QuantifierPusher]: treesize reduction 10, result has 80.4 percent of original size [2021-04-29 01:16:15,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 01:16:15,635 INFO L142 QuantifierPusher]: treesize reduction 2, result has 93.9 percent of original size [2021-04-29 01:16:15,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-04-29 01:16:15,721 INFO L142 QuantifierPusher]: treesize reduction 18, result has 68.4 percent of original size [2021-04-29 01:16:15,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-04-29 01:16:15,821 INFO L142 QuantifierPusher]: treesize reduction 18, result has 61.7 percent of original size [2021-04-29 01:16:15,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 01:16:15,876 INFO L142 QuantifierPusher]: treesize reduction 48, result has 31.4 percent of original size [2021-04-29 01:16:15,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-04-29 01:16:16,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:16:16,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 01:16:16,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:16:16,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 01:16:16,086 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 01:16:16,086 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1626947900] [2021-04-29 01:16:16,086 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 01:16:16,086 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-04-29 01:16:16,087 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2057450014] [2021-04-29 01:16:16,087 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-04-29 01:16:16,087 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 01:16:16,087 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-04-29 01:16:16,088 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=130, Unknown=0, NotChecked=0, Total=156 [2021-04-29 01:16:16,091 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 164 out of 667 [2021-04-29 01:16:16,093 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 66 places, 40 transitions, 303 flow. Second operand has 13 states, 13 states have (on average 165.23076923076923) internal successors, (2148), 13 states have internal predecessors, (2148), 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) [2021-04-29 01:16:16,093 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 01:16:16,093 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 164 of 667 [2021-04-29 01:16:16,093 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 01:16:16,667 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 34 [2021-04-29 01:16:16,930 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-04-29 01:16:17,217 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 41 [2021-04-29 01:16:17,643 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 30 [2021-04-29 01:16:18,020 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 33 [2021-04-29 01:16:18,261 INFO L129 PetriNetUnfolder]: 3/76 cut-off events. [2021-04-29 01:16:18,261 INFO L130 PetriNetUnfolder]: For 215/215 co-relation queries the response was YES. [2021-04-29 01:16:18,262 INFO L84 FinitePrefix]: Finished finitePrefix Result has 318 conditions, 76 events. 3/76 cut-off events. For 215/215 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 256 event pairs, 2 based on Foata normal form. 1/77 useless extension candidates. Maximal degree in co-relation 301. Up to 40 conditions per place. [2021-04-29 01:16:18,262 INFO L132 encePairwiseOnDemand]: 655/667 looper letters, 27 selfloop transitions, 7 changer transitions 13/49 dead transitions. [2021-04-29 01:16:18,262 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 76 places, 49 transitions, 449 flow [2021-04-29 01:16:18,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-04-29 01:16:18,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-04-29 01:16:18,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 1839 transitions. [2021-04-29 01:16:18,268 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.2506474035709418 [2021-04-29 01:16:18,268 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 1839 transitions. [2021-04-29 01:16:18,268 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 1839 transitions. [2021-04-29 01:16:18,268 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 01:16:18,268 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 1839 transitions. [2021-04-29 01:16:18,270 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 167.1818181818182) internal successors, (1839), 11 states have internal predecessors, (1839), 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) [2021-04-29 01:16:18,274 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 667.0) internal successors, (8004), 12 states have internal predecessors, (8004), 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) [2021-04-29 01:16:18,275 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 667.0) internal successors, (8004), 12 states have internal predecessors, (8004), 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) [2021-04-29 01:16:18,276 INFO L185 Difference]: Start difference. First operand has 66 places, 40 transitions, 303 flow. Second operand 11 states and 1839 transitions. [2021-04-29 01:16:18,276 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 76 places, 49 transitions, 449 flow [2021-04-29 01:16:18,277 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 67 places, 49 transitions, 405 flow, removed 1 selfloop flow, removed 9 redundant places. [2021-04-29 01:16:18,278 INFO L241 Difference]: Finished difference. Result has 71 places, 36 transitions, 248 flow [2021-04-29 01:16:18,278 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=667, PETRI_DIFFERENCE_MINUEND_FLOW=267, PETRI_DIFFERENCE_MINUEND_PLACES=57, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=40, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=33, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=248, PETRI_PLACES=71, PETRI_TRANSITIONS=36} [2021-04-29 01:16:18,278 INFO L343 CegarLoopForPetriNet]: 201 programPoint places, -130 predicate places. [2021-04-29 01:16:18,278 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 01:16:18,279 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 71 places, 36 transitions, 248 flow [2021-04-29 01:16:18,279 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 71 places, 36 transitions, 248 flow [2021-04-29 01:16:18,279 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 65 places, 36 transitions, 248 flow [2021-04-29 01:16:18,286 INFO L129 PetriNetUnfolder]: 0/52 cut-off events. [2021-04-29 01:16:18,287 INFO L130 PetriNetUnfolder]: For 108/108 co-relation queries the response was YES. [2021-04-29 01:16:18,287 INFO L84 FinitePrefix]: Finished finitePrefix Result has 165 conditions, 52 events. 0/52 cut-off events. For 108/108 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 124 event pairs, 0 based on Foata normal form. 0/52 useless extension candidates. Maximal degree in co-relation 0. Up to 6 conditions per place. [2021-04-29 01:16:18,287 INFO L146 LiptonReduction]: Number of co-enabled transitions 4 [2021-04-29 01:16:18,288 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 01:16:18,288 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 01:16:18,288 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 10 [2021-04-29 01:16:18,289 INFO L480 AbstractCegarLoop]: Abstraction has has 65 places, 36 transitions, 248 flow [2021-04-29 01:16:18,290 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 165.23076923076923) internal successors, (2148), 13 states have internal predecessors, (2148), 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) [2021-04-29 01:16:18,290 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 01:16:18,290 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 01:16:18,290 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2021-04-29 01:16:18,290 INFO L428 AbstractCegarLoop]: === Iteration 43 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 01:16:18,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 01:16:18,291 INFO L82 PathProgramCache]: Analyzing trace with hash -1152727379, now seen corresponding path program 1 times [2021-04-29 01:16:18,291 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 01:16:18,291 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1620567100] [2021-04-29 01:16:18,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 01:16:18,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 01:16:18,407 INFO L142 QuantifierPusher]: treesize reduction 10, result has 76.2 percent of original size [2021-04-29 01:16:18,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 01:16:18,458 INFO L142 QuantifierPusher]: treesize reduction 7, result has 85.4 percent of original size [2021-04-29 01:16:18,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 01:16:18,534 INFO L142 QuantifierPusher]: treesize reduction 7, result has 82.5 percent of original size [2021-04-29 01:16:18,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-04-29 01:16:18,600 INFO L142 QuantifierPusher]: treesize reduction 7, result has 82.5 percent of original size [2021-04-29 01:16:18,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-04-29 01:16:18,668 INFO L142 QuantifierPusher]: treesize reduction 10, result has 79.2 percent of original size [2021-04-29 01:16:18,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-04-29 01:16:18,747 INFO L142 QuantifierPusher]: treesize reduction 10, result has 76.7 percent of original size [2021-04-29 01:16:18,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-04-29 01:16:18,778 INFO L142 QuantifierPusher]: treesize reduction 10, result has 80.8 percent of original size [2021-04-29 01:16:18,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-04-29 01:16:18,866 INFO L142 QuantifierPusher]: treesize reduction 10, result has 80.4 percent of original size [2021-04-29 01:16:18,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 01:16:18,957 INFO L142 QuantifierPusher]: treesize reduction 2, result has 93.9 percent of original size [2021-04-29 01:16:18,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-04-29 01:16:19,036 INFO L142 QuantifierPusher]: treesize reduction 18, result has 68.4 percent of original size [2021-04-29 01:16:19,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-04-29 01:16:19,128 INFO L142 QuantifierPusher]: treesize reduction 18, result has 61.7 percent of original size [2021-04-29 01:16:19,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 01:16:19,181 INFO L142 QuantifierPusher]: treesize reduction 48, result has 31.4 percent of original size [2021-04-29 01:16:19,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-04-29 01:16:19,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:16:19,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 01:16:19,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:16:19,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 01:16:19,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 01:16:19,370 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1620567100] [2021-04-29 01:16:19,370 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 01:16:19,370 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-04-29 01:16:19,370 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2100359332] [2021-04-29 01:16:19,370 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-04-29 01:16:19,371 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 01:16:19,371 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-04-29 01:16:19,371 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=130, Unknown=0, NotChecked=0, Total=156 [2021-04-29 01:16:19,374 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 164 out of 667 [2021-04-29 01:16:19,375 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 65 places, 36 transitions, 248 flow. Second operand has 13 states, 13 states have (on average 165.23076923076923) internal successors, (2148), 13 states have internal predecessors, (2148), 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) [2021-04-29 01:16:19,375 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 01:16:19,375 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 164 of 667 [2021-04-29 01:16:19,375 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 01:16:19,857 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 34 [2021-04-29 01:16:20,133 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-04-29 01:16:20,672 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 33 [2021-04-29 01:16:21,122 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 36 [2021-04-29 01:16:21,324 INFO L129 PetriNetUnfolder]: 2/55 cut-off events. [2021-04-29 01:16:21,324 INFO L130 PetriNetUnfolder]: For 163/163 co-relation queries the response was YES. [2021-04-29 01:16:21,324 INFO L84 FinitePrefix]: Finished finitePrefix Result has 224 conditions, 55 events. 2/55 cut-off events. For 163/163 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 126 event pairs, 1 based on Foata normal form. 1/56 useless extension candidates. Maximal degree in co-relation 210. Up to 18 conditions per place. [2021-04-29 01:16:21,325 INFO L132 encePairwiseOnDemand]: 655/667 looper letters, 20 selfloop transitions, 11 changer transitions 8/41 dead transitions. [2021-04-29 01:16:21,325 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 75 places, 41 transitions, 353 flow [2021-04-29 01:16:21,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-04-29 01:16:21,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-04-29 01:16:21,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 1837 transitions. [2021-04-29 01:16:21,332 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.25037481259370314 [2021-04-29 01:16:21,332 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 1837 transitions. [2021-04-29 01:16:21,332 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 1837 transitions. [2021-04-29 01:16:21,332 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 01:16:21,332 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 1837 transitions. [2021-04-29 01:16:21,334 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 167.0) internal successors, (1837), 11 states have internal predecessors, (1837), 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) [2021-04-29 01:16:21,338 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 667.0) internal successors, (8004), 12 states have internal predecessors, (8004), 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) [2021-04-29 01:16:21,338 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 667.0) internal successors, (8004), 12 states have internal predecessors, (8004), 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) [2021-04-29 01:16:21,339 INFO L185 Difference]: Start difference. First operand has 65 places, 36 transitions, 248 flow. Second operand 11 states and 1837 transitions. [2021-04-29 01:16:21,339 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 75 places, 41 transitions, 353 flow [2021-04-29 01:16:21,340 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 65 places, 41 transitions, 322 flow, removed 6 selfloop flow, removed 10 redundant places. [2021-04-29 01:16:21,341 INFO L241 Difference]: Finished difference. Result has 67 places, 33 transitions, 223 flow [2021-04-29 01:16:21,341 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=667, PETRI_DIFFERENCE_MINUEND_FLOW=211, PETRI_DIFFERENCE_MINUEND_PLACES=55, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=35, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=11, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=24, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=223, PETRI_PLACES=67, PETRI_TRANSITIONS=33} [2021-04-29 01:16:21,341 INFO L343 CegarLoopForPetriNet]: 201 programPoint places, -134 predicate places. [2021-04-29 01:16:21,341 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 01:16:21,341 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 67 places, 33 transitions, 223 flow [2021-04-29 01:16:21,341 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 67 places, 33 transitions, 223 flow [2021-04-29 01:16:21,342 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 63 places, 33 transitions, 223 flow [2021-04-29 01:16:21,349 INFO L129 PetriNetUnfolder]: 0/42 cut-off events. [2021-04-29 01:16:21,349 INFO L130 PetriNetUnfolder]: For 85/85 co-relation queries the response was YES. [2021-04-29 01:16:21,349 INFO L84 FinitePrefix]: Finished finitePrefix Result has 131 conditions, 42 events. 0/42 cut-off events. For 85/85 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 65 event pairs, 0 based on Foata normal form. 0/42 useless extension candidates. Maximal degree in co-relation 0. Up to 5 conditions per place. [2021-04-29 01:16:21,350 INFO L146 LiptonReduction]: Number of co-enabled transitions 2 [2021-04-29 01:16:21,351 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 01:16:21,351 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 01:16:21,351 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 10 [2021-04-29 01:16:21,352 INFO L480 AbstractCegarLoop]: Abstraction has has 63 places, 33 transitions, 223 flow [2021-04-29 01:16:21,353 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 165.23076923076923) internal successors, (2148), 13 states have internal predecessors, (2148), 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) [2021-04-29 01:16:21,353 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 01:16:21,353 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 01:16:21,353 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2021-04-29 01:16:21,353 INFO L428 AbstractCegarLoop]: === Iteration 44 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 01:16:21,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 01:16:21,353 INFO L82 PathProgramCache]: Analyzing trace with hash -499653625, now seen corresponding path program 1 times [2021-04-29 01:16:21,354 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 01:16:21,354 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [217265951] [2021-04-29 01:16:21,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 01:16:21,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 01:16:21,445 INFO L142 QuantifierPusher]: treesize reduction 10, result has 85.3 percent of original size [2021-04-29 01:16:21,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-04-29 01:16:21,558 INFO L142 QuantifierPusher]: treesize reduction 7, result has 90.5 percent of original size [2021-04-29 01:16:21,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-04-29 01:16:21,721 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 30 [2021-04-29 01:16:21,724 INFO L142 QuantifierPusher]: treesize reduction 7, result has 89.4 percent of original size [2021-04-29 01:16:21,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-04-29 01:16:21,856 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 25 [2021-04-29 01:16:21,859 INFO L142 QuantifierPusher]: treesize reduction 7, result has 89.4 percent of original size [2021-04-29 01:16:21,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-04-29 01:16:21,984 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 25 [2021-04-29 01:16:21,987 INFO L142 QuantifierPusher]: treesize reduction 10, result has 79.2 percent of original size [2021-04-29 01:16:21,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-04-29 01:16:22,056 INFO L142 QuantifierPusher]: treesize reduction 10, result has 76.7 percent of original size [2021-04-29 01:16:22,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-04-29 01:16:22,083 INFO L142 QuantifierPusher]: treesize reduction 10, result has 80.8 percent of original size [2021-04-29 01:16:22,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-04-29 01:16:22,159 INFO L142 QuantifierPusher]: treesize reduction 2, result has 94.1 percent of original size [2021-04-29 01:16:22,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 01:16:22,230 INFO L142 QuantifierPusher]: treesize reduction 18, result has 69.0 percent of original size [2021-04-29 01:16:22,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 01:16:22,312 INFO L142 QuantifierPusher]: treesize reduction 48, result has 32.4 percent of original size [2021-04-29 01:16:22,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 01:16:22,420 INFO L142 QuantifierPusher]: treesize reduction 18, result has 53.8 percent of original size [2021-04-29 01:16:22,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-29 01:16:22,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:16:22,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-04-29 01:16:22,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:16:22,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 01:16:22,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:16:22,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 01:16:22,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 01:16:22,630 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [217265951] [2021-04-29 01:16:22,630 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 01:16:22,630 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-04-29 01:16:22,630 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1297865386] [2021-04-29 01:16:22,631 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-04-29 01:16:22,631 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 01:16:22,631 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-04-29 01:16:22,631 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2021-04-29 01:16:22,634 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 164 out of 667 [2021-04-29 01:16:22,635 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 63 places, 33 transitions, 223 flow. Second operand has 14 states, 14 states have (on average 165.14285714285714) internal successors, (2312), 14 states have internal predecessors, (2312), 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) [2021-04-29 01:16:22,635 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 01:16:22,635 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 164 of 667 [2021-04-29 01:16:22,635 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 01:16:23,144 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 34 [2021-04-29 01:16:23,371 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-04-29 01:16:23,785 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 30 [2021-04-29 01:16:24,046 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 33 [2021-04-29 01:16:24,528 INFO L129 PetriNetUnfolder]: 1/43 cut-off events. [2021-04-29 01:16:24,528 INFO L130 PetriNetUnfolder]: For 116/116 co-relation queries the response was YES. [2021-04-29 01:16:24,528 INFO L84 FinitePrefix]: Finished finitePrefix Result has 171 conditions, 43 events. 1/43 cut-off events. For 116/116 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 65 event pairs, 0 based on Foata normal form. 1/44 useless extension candidates. Maximal degree in co-relation 137. Up to 7 conditions per place. [2021-04-29 01:16:24,529 INFO L132 encePairwiseOnDemand]: 653/667 looper letters, 12 selfloop transitions, 14 changer transitions 6/34 dead transitions. [2021-04-29 01:16:24,529 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 73 places, 34 transitions, 283 flow [2021-04-29 01:16:24,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-04-29 01:16:24,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-04-29 01:16:24,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 1831 transitions. [2021-04-29 01:16:24,535 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.2495570396619872 [2021-04-29 01:16:24,535 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 1831 transitions. [2021-04-29 01:16:24,535 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 1831 transitions. [2021-04-29 01:16:24,535 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 01:16:24,535 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 1831 transitions. [2021-04-29 01:16:24,537 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 166.45454545454547) internal successors, (1831), 11 states have internal predecessors, (1831), 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) [2021-04-29 01:16:24,539 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 667.0) internal successors, (8004), 12 states have internal predecessors, (8004), 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) [2021-04-29 01:16:24,540 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 667.0) internal successors, (8004), 12 states have internal predecessors, (8004), 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) [2021-04-29 01:16:24,540 INFO L185 Difference]: Start difference. First operand has 63 places, 33 transitions, 223 flow. Second operand 11 states and 1831 transitions. [2021-04-29 01:16:24,540 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 73 places, 34 transitions, 283 flow [2021-04-29 01:16:24,541 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 61 places, 34 transitions, 240 flow, removed 3 selfloop flow, removed 12 redundant places. [2021-04-29 01:16:24,541 INFO L241 Difference]: Finished difference. Result has 61 places, 28 transitions, 175 flow [2021-04-29 01:16:24,541 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=667, PETRI_DIFFERENCE_MINUEND_FLOW=172, PETRI_DIFFERENCE_MINUEND_PLACES=51, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=32, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=14, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=18, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=175, PETRI_PLACES=61, PETRI_TRANSITIONS=28} [2021-04-29 01:16:24,542 INFO L343 CegarLoopForPetriNet]: 201 programPoint places, -140 predicate places. [2021-04-29 01:16:24,542 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 01:16:24,542 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 61 places, 28 transitions, 175 flow [2021-04-29 01:16:24,542 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 61 places, 28 transitions, 175 flow [2021-04-29 01:16:24,542 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 59 places, 28 transitions, 175 flow [2021-04-29 01:16:24,547 INFO L129 PetriNetUnfolder]: 0/33 cut-off events. [2021-04-29 01:16:24,547 INFO L130 PetriNetUnfolder]: For 45/45 co-relation queries the response was YES. [2021-04-29 01:16:24,547 INFO L84 FinitePrefix]: Finished finitePrefix Result has 104 conditions, 33 events. 0/33 cut-off events. For 45/45 co-relation queries the response was YES. Maximal size of possible extension queue 2. Compared 28 event pairs, 0 based on Foata normal form. 0/33 useless extension candidates. Maximal degree in co-relation 0. Up to 5 conditions per place. [2021-04-29 01:16:24,547 INFO L146 LiptonReduction]: Number of co-enabled transitions 0 [2021-04-29 01:16:25,007 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 01:16:25,007 INFO L160 LiptonReduction]: Total number of compositions: 2 [2021-04-29 01:16:25,007 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 465 [2021-04-29 01:16:25,008 INFO L480 AbstractCegarLoop]: Abstraction has has 59 places, 29 transitions, 185 flow [2021-04-29 01:16:25,008 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 165.14285714285714) internal successors, (2312), 14 states have internal predecessors, (2312), 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) [2021-04-29 01:16:25,008 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 01:16:25,008 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 01:16:25,009 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2021-04-29 01:16:25,009 INFO L428 AbstractCegarLoop]: === Iteration 45 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 01:16:25,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 01:16:25,009 INFO L82 PathProgramCache]: Analyzing trace with hash -371476935, now seen corresponding path program 1 times [2021-04-29 01:16:25,009 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 01:16:25,009 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [327008059] [2021-04-29 01:16:25,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 01:16:25,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 01:16:25,065 INFO L142 QuantifierPusher]: treesize reduction 2, result has 90.0 percent of original size [2021-04-29 01:16:25,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 01:16:25,101 INFO L142 QuantifierPusher]: treesize reduction 2, result has 90.0 percent of original size [2021-04-29 01:16:25,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-29 01:16:25,143 INFO L142 QuantifierPusher]: treesize reduction 14, result has 51.7 percent of original size [2021-04-29 01:16:25,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-04-29 01:16:25,185 INFO L142 QuantifierPusher]: treesize reduction 14, result has 50.0 percent of original size [2021-04-29 01:16:25,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 01:16:25,230 INFO L142 QuantifierPusher]: treesize reduction 14, result has 62.2 percent of original size [2021-04-29 01:16:25,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 01:16:25,286 INFO L142 QuantifierPusher]: treesize reduction 14, result has 68.2 percent of original size [2021-04-29 01:16:25,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-29 01:16:25,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:16:25,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 01:16:25,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:16:25,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 01:16:25,360 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 01:16:25,360 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [327008059] [2021-04-29 01:16:25,360 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 01:16:25,361 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-04-29 01:16:25,361 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [506773582] [2021-04-29 01:16:25,361 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-04-29 01:16:25,361 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 01:16:25,361 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-04-29 01:16:25,361 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-04-29 01:16:25,363 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 184 out of 669 [2021-04-29 01:16:25,364 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 59 places, 29 transitions, 185 flow. Second operand has 8 states, 8 states have (on average 185.75) internal successors, (1486), 8 states have internal predecessors, (1486), 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) [2021-04-29 01:16:25,364 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 01:16:25,364 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 184 of 669 [2021-04-29 01:16:25,364 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 01:16:25,707 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 24 [2021-04-29 01:16:25,850 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 27 [2021-04-29 01:16:26,010 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 32 [2021-04-29 01:16:26,131 INFO L129 PetriNetUnfolder]: 0/32 cut-off events. [2021-04-29 01:16:26,132 INFO L130 PetriNetUnfolder]: For 54/54 co-relation queries the response was YES. [2021-04-29 01:16:26,132 INFO L84 FinitePrefix]: Finished finitePrefix Result has 132 conditions, 32 events. 0/32 cut-off events. For 54/54 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 33 event pairs, 0 based on Foata normal form. 1/31 useless extension candidates. Maximal degree in co-relation 0. Up to 10 conditions per place. [2021-04-29 01:16:26,132 INFO L132 encePairwiseOnDemand]: 662/669 looper letters, 11 selfloop transitions, 4 changer transitions 12/30 dead transitions. [2021-04-29 01:16:26,132 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 64 places, 30 transitions, 241 flow [2021-04-29 01:16:26,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-29 01:16:26,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-04-29 01:16:26,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1313 transitions. [2021-04-29 01:16:26,138 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.28037582746102924 [2021-04-29 01:16:26,138 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1313 transitions. [2021-04-29 01:16:26,138 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1313 transitions. [2021-04-29 01:16:26,139 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 01:16:26,139 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1313 transitions. [2021-04-29 01:16:26,141 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 187.57142857142858) internal successors, (1313), 7 states have internal predecessors, (1313), 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) [2021-04-29 01:16:26,144 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 669.0) internal successors, (5352), 8 states have internal predecessors, (5352), 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) [2021-04-29 01:16:26,144 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 669.0) internal successors, (5352), 8 states have internal predecessors, (5352), 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) [2021-04-29 01:16:26,144 INFO L185 Difference]: Start difference. First operand has 59 places, 29 transitions, 185 flow. Second operand 7 states and 1313 transitions. [2021-04-29 01:16:26,144 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 64 places, 30 transitions, 241 flow [2021-04-29 01:16:26,145 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 46 places, 30 transitions, 172 flow, removed 0 selfloop flow, removed 18 redundant places. [2021-04-29 01:16:26,146 INFO L241 Difference]: Finished difference. Result has 46 places, 18 transitions, 77 flow [2021-04-29 01:16:26,146 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=669, PETRI_DIFFERENCE_MINUEND_FLOW=116, PETRI_DIFFERENCE_MINUEND_PLACES=40, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=28, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=24, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=77, PETRI_PLACES=46, PETRI_TRANSITIONS=18} [2021-04-29 01:16:26,146 INFO L343 CegarLoopForPetriNet]: 201 programPoint places, -155 predicate places. [2021-04-29 01:16:26,146 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 01:16:26,147 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 46 places, 18 transitions, 77 flow [2021-04-29 01:16:26,147 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 46 places, 18 transitions, 77 flow [2021-04-29 01:16:26,147 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 38 places, 18 transitions, 77 flow [2021-04-29 01:16:26,151 INFO L129 PetriNetUnfolder]: 0/18 cut-off events. [2021-04-29 01:16:26,151 INFO L130 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2021-04-29 01:16:26,152 INFO L84 FinitePrefix]: Finished finitePrefix Result has 44 conditions, 18 events. 0/18 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 1. Compared 0 event pairs, 0 based on Foata normal form. 0/18 useless extension candidates. Maximal degree in co-relation 0. Up to 3 conditions per place. [2021-04-29 01:16:26,152 INFO L146 LiptonReduction]: Number of co-enabled transitions 0 [2021-04-29 01:16:26,276 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2021-04-29 01:16:26,387 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-04-29 01:16:26,509 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2021-04-29 01:16:26,624 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-04-29 01:16:27,051 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-04-29 01:16:27,383 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-04-29 01:16:27,670 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-04-29 01:16:27,999 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-04-29 01:16:28,215 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 01:16:28,216 INFO L160 LiptonReduction]: Total number of compositions: 4 [2021-04-29 01:16:28,216 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2070 [2021-04-29 01:16:28,217 INFO L480 AbstractCegarLoop]: Abstraction has has 38 places, 18 transitions, 87 flow [2021-04-29 01:16:28,217 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 185.75) internal successors, (1486), 8 states have internal predecessors, (1486), 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) [2021-04-29 01:16:28,217 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 01:16:28,217 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 01:16:28,217 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2021-04-29 01:16:28,217 INFO L428 AbstractCegarLoop]: === Iteration 46 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 01:16:28,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 01:16:28,218 INFO L82 PathProgramCache]: Analyzing trace with hash -429773998, now seen corresponding path program 1 times [2021-04-29 01:16:28,218 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 01:16:28,218 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1039910827] [2021-04-29 01:16:28,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 01:16:28,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 01:16:28,290 INFO L142 QuantifierPusher]: treesize reduction 10, result has 76.2 percent of original size [2021-04-29 01:16:28,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 01:16:28,332 INFO L142 QuantifierPusher]: treesize reduction 7, result has 85.4 percent of original size [2021-04-29 01:16:28,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 01:16:28,397 INFO L142 QuantifierPusher]: treesize reduction 7, result has 82.5 percent of original size [2021-04-29 01:16:28,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-04-29 01:16:28,451 INFO L142 QuantifierPusher]: treesize reduction 7, result has 82.5 percent of original size [2021-04-29 01:16:28,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-04-29 01:16:28,507 INFO L142 QuantifierPusher]: treesize reduction 7, result has 82.1 percent of original size [2021-04-29 01:16:28,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 01:16:28,566 INFO L142 QuantifierPusher]: treesize reduction 10, result has 78.7 percent of original size [2021-04-29 01:16:28,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-04-29 01:16:28,684 INFO L142 QuantifierPusher]: treesize reduction 10, result has 76.2 percent of original size [2021-04-29 01:16:28,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 01:16:28,736 INFO L142 QuantifierPusher]: treesize reduction 2, result has 93.9 percent of original size [2021-04-29 01:16:28,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-04-29 01:16:28,845 INFO L142 QuantifierPusher]: treesize reduction 18, result has 68.4 percent of original size [2021-04-29 01:16:28,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-04-29 01:16:28,937 INFO L142 QuantifierPusher]: treesize reduction 18, result has 61.7 percent of original size [2021-04-29 01:16:28,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 01:16:28,984 INFO L142 QuantifierPusher]: treesize reduction 48, result has 31.4 percent of original size [2021-04-29 01:16:28,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-04-29 01:16:29,098 INFO L142 QuantifierPusher]: treesize reduction 18, result has 52.6 percent of original size [2021-04-29 01:16:29,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-04-29 01:16:29,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:16:29,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 01:16:29,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:16:29,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 01:16:29,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 01:16:29,239 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1039910827] [2021-04-29 01:16:29,239 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 01:16:29,239 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-04-29 01:16:29,239 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1493999700] [2021-04-29 01:16:29,240 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-04-29 01:16:29,240 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 01:16:29,240 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-04-29 01:16:29,240 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=130, Unknown=0, NotChecked=0, Total=156 [2021-04-29 01:16:29,243 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 164 out of 673 [2021-04-29 01:16:29,244 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 38 places, 18 transitions, 87 flow. Second operand has 13 states, 13 states have (on average 165.23076923076923) internal successors, (2148), 13 states have internal predecessors, (2148), 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) [2021-04-29 01:16:29,244 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 01:16:29,244 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 164 of 673 [2021-04-29 01:16:29,244 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 01:16:29,718 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 34 [2021-04-29 01:16:29,924 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 37 [2021-04-29 01:16:30,150 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 41 [2021-04-29 01:16:30,506 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 25 [2021-04-29 01:16:30,740 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 28 [2021-04-29 01:16:30,873 INFO L129 PetriNetUnfolder]: 0/17 cut-off events. [2021-04-29 01:16:30,873 INFO L130 PetriNetUnfolder]: For 8/8 co-relation queries the response was YES. [2021-04-29 01:16:30,873 INFO L84 FinitePrefix]: Finished finitePrefix Result has 63 conditions, 17 events. 0/17 cut-off events. For 8/8 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 8 event pairs, 0 based on Foata normal form. 1/16 useless extension candidates. Maximal degree in co-relation 0. Up to 4 conditions per place. [2021-04-29 01:16:30,873 INFO L132 encePairwiseOnDemand]: 661/673 looper letters, 0 selfloop transitions, 0 changer transitions 17/17 dead transitions. [2021-04-29 01:16:30,873 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 46 places, 17 transitions, 110 flow [2021-04-29 01:16:30,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-04-29 01:16:30,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-04-29 01:16:30,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 1820 transitions. [2021-04-29 01:16:30,878 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.24584627853572877 [2021-04-29 01:16:30,878 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 1820 transitions. [2021-04-29 01:16:30,878 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 1820 transitions. [2021-04-29 01:16:30,878 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 01:16:30,878 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 1820 transitions. [2021-04-29 01:16:30,880 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 165.45454545454547) internal successors, (1820), 11 states have internal predecessors, (1820), 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) [2021-04-29 01:16:30,882 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 673.0) internal successors, (8076), 12 states have internal predecessors, (8076), 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) [2021-04-29 01:16:30,883 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 673.0) internal successors, (8076), 12 states have internal predecessors, (8076), 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) [2021-04-29 01:16:30,883 INFO L185 Difference]: Start difference. First operand has 38 places, 18 transitions, 87 flow. Second operand 11 states and 1820 transitions. [2021-04-29 01:16:30,883 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 46 places, 17 transitions, 110 flow [2021-04-29 01:16:30,883 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 31 places, 17 transitions, 69 flow, removed 3 selfloop flow, removed 15 redundant places. [2021-04-29 01:16:30,884 INFO L241 Difference]: Finished difference. Result has 31 places, 0 transitions, 0 flow [2021-04-29 01:16:30,884 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=673, PETRI_DIFFERENCE_MINUEND_FLOW=39, PETRI_DIFFERENCE_MINUEND_PLACES=21, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=17, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=17, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=0, PETRI_PLACES=31, PETRI_TRANSITIONS=0} [2021-04-29 01:16:30,884 INFO L343 CegarLoopForPetriNet]: 201 programPoint places, -170 predicate places. [2021-04-29 01:16:30,884 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 01:16:30,884 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 31 places, 0 transitions, 0 flow [2021-04-29 01:16:30,884 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 31 places, 0 transitions, 0 flow [2021-04-29 01:16:30,884 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 0 places, 0 transitions, 0 flow [2021-04-29 01:16:30,884 INFO L129 PetriNetUnfolder]: 0/0 cut-off events. [2021-04-29 01:16:30,885 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-29 01:16:30,885 INFO L84 FinitePrefix]: Finished finitePrefix Result has 0 conditions, 0 events. 0/0 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 0. Compared 0 event pairs, 0 based on Foata normal form. 0/0 useless extension candidates. Maximal degree in co-relation 0. Up to 0 conditions per place. [2021-04-29 01:16:30,885 INFO L146 LiptonReduction]: Number of co-enabled transitions 0 [2021-04-29 01:16:30,885 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 01:16:30,885 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 01:16:30,885 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1 [2021-04-29 01:16:30,886 INFO L480 AbstractCegarLoop]: Abstraction has has 0 places, 0 transitions, 0 flow [2021-04-29 01:16:30,886 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 165.23076923076923) internal successors, (2148), 13 states have internal predecessors, (2148), 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) [2021-04-29 01:16:30,886 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2021-04-29 01:16:30,890 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.04 01:16:30 BasicIcfg [2021-04-29 01:16:30,890 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-04-29 01:16:30,891 INFO L168 Benchmark]: Toolchain (without parser) took 454266.57 ms. Allocated memory was 302.0 MB in the beginning and 524.3 MB in the end (delta: 222.3 MB). Free memory was 274.9 MB in the beginning and 358.1 MB in the end (delta: -83.2 MB). Peak memory consumption was 141.9 MB. Max. memory is 16.0 GB. [2021-04-29 01:16:30,891 INFO L168 Benchmark]: CDTParser took 0.85 ms. Allocated memory is still 302.0 MB. Free memory is still 271.8 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-04-29 01:16:30,891 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1429.81 ms. Allocated memory is still 302.0 MB. Free memory was 271.6 MB in the beginning and 167.1 MB in the end (delta: 104.5 MB). Peak memory consumption was 106.3 MB. Max. memory is 16.0 GB. [2021-04-29 01:16:30,891 INFO L168 Benchmark]: Boogie Procedure Inliner took 77.78 ms. Allocated memory is still 302.0 MB. Free memory was 167.1 MB in the beginning and 163.0 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. [2021-04-29 01:16:30,891 INFO L168 Benchmark]: Boogie Preprocessor took 51.05 ms. Allocated memory is still 302.0 MB. Free memory was 163.0 MB in the beginning and 160.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-04-29 01:16:30,891 INFO L168 Benchmark]: RCFGBuilder took 897.19 ms. Allocated memory was 302.0 MB in the beginning and 362.8 MB in the end (delta: 60.8 MB). Free memory was 160.9 MB in the beginning and 321.4 MB in the end (delta: -160.5 MB). Peak memory consumption was 37.7 MB. Max. memory is 16.0 GB. [2021-04-29 01:16:30,892 INFO L168 Benchmark]: TraceAbstraction took 451730.01 ms. Allocated memory was 362.8 MB in the beginning and 524.3 MB in the end (delta: 161.5 MB). Free memory was 321.4 MB in the beginning and 358.1 MB in the end (delta: -36.7 MB). Peak memory consumption was 124.8 MB. Max. memory is 16.0 GB. [2021-04-29 01:16:30,892 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.85 ms. Allocated memory is still 302.0 MB. Free memory is still 271.8 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 1429.81 ms. Allocated memory is still 302.0 MB. Free memory was 271.6 MB in the beginning and 167.1 MB in the end (delta: 104.5 MB). Peak memory consumption was 106.3 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 77.78 ms. Allocated memory is still 302.0 MB. Free memory was 167.1 MB in the beginning and 163.0 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 51.05 ms. Allocated memory is still 302.0 MB. Free memory was 163.0 MB in the beginning and 160.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 897.19 ms. Allocated memory was 302.0 MB in the beginning and 362.8 MB in the end (delta: 60.8 MB). Free memory was 160.9 MB in the beginning and 321.4 MB in the end (delta: -160.5 MB). Peak memory consumption was 37.7 MB. Max. memory is 16.0 GB. * TraceAbstraction took 451730.01 ms. Allocated memory was 362.8 MB in the beginning and 524.3 MB in the end (delta: 161.5 MB). Free memory was 321.4 MB in the beginning and 358.1 MB in the end (delta: -36.7 MB). Peak memory consumption was 124.8 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 294550.7ms, 151 PlacesBefore, 201 PlacesAfterwards, 153 TransitionsBefore, 199 TransitionsAfterwards, 2492 CoEnabledTransitionPairs, 10 FixpointIterations, 383 TrivialSequentialCompositions, 95 ConcurrentSequentialCompositions, 7 TrivialYvCompositions, 2 ConcurrentYvCompositions, 7 ChoiceCompositions, 494 TotalNumberOfCompositions, 28232 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 9086, positive: 8549, positive conditional: 8549, positive unconditional: 0, negative: 537, negative conditional: 537, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2849, positive: 2757, positive conditional: 0, positive unconditional: 2757, negative: 92, negative conditional: 0, negative unconditional: 92, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2849, positive: 2757, positive conditional: 0, positive unconditional: 2757, negative: 92, negative conditional: 0, negative unconditional: 92, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2849, positive: 2742, positive conditional: 0, positive unconditional: 2742, negative: 107, negative conditional: 0, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 107, positive: 15, positive conditional: 0, positive unconditional: 15, negative: 63, negative conditional: 0, negative unconditional: 63, unknown: 29, unknown conditional: 0, unknown unconditional: 29] , SemanticIndependenceRelation.Query Time [ms]: [ total: 69567, positive: 173, positive conditional: 0, positive unconditional: 173, negative: 979, negative conditional: 0, negative unconditional: 979, unknown: 68414, unknown conditional: 0, unknown unconditional: 68414] ], Cache Queries: [ total: 9086, positive: 5792, positive conditional: 5792, positive unconditional: 0, negative: 445, negative conditional: 445, negative unconditional: 0, unknown: 2849, unknown conditional: 2849, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2835, Positive cache size: 2744, Positive conditional cache size: 2744, Positive unconditional cache size: 0, Negative cache size: 91, Negative conditional cache size: 91, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 839.7ms, 185 PlacesBefore, 53 PlacesAfterwards, 54 TransitionsBefore, 54 TransitionsAfterwards, 1216 CoEnabledTransitionPairs, 2 FixpointIterations, 1 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 2216 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 561, positive: 483, positive conditional: 483, positive unconditional: 0, negative: 78, negative conditional: 78, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 45, positive: 27, positive conditional: 0, positive unconditional: 27, negative: 18, negative conditional: 0, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 45, positive: 27, positive conditional: 0, positive unconditional: 27, negative: 18, negative conditional: 0, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 45, positive: 25, positive conditional: 0, positive unconditional: 25, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 20, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 18, negative conditional: 0, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 293, positive: 22, positive conditional: 0, positive unconditional: 22, negative: 271, negative conditional: 0, negative unconditional: 271, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 561, positive: 456, positive conditional: 456, positive unconditional: 0, negative: 60, negative conditional: 60, negative unconditional: 0, unknown: 45, unknown conditional: 45, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2880, Positive cache size: 2771, Positive conditional cache size: 2771, Positive unconditional cache size: 0, Negative cache size: 109, Negative conditional cache size: 109, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 7060.8ms, 57 PlacesBefore, 56 PlacesAfterwards, 60 TransitionsBefore, 60 TransitionsAfterwards, 1394 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 626 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 78, positive: 59, positive conditional: 59, positive unconditional: 0, negative: 19, negative conditional: 19, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 6, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 6, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 6, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 3, unknown conditional: 0, unknown unconditional: 3] , SemanticIndependenceRelation.Query Time [ms]: [ total: 6997, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 112, negative conditional: 0, negative unconditional: 112, unknown: 6885, unknown conditional: 0, unknown unconditional: 6885] ], Cache Queries: [ total: 78, positive: 59, positive conditional: 59, positive unconditional: 0, negative: 13, negative conditional: 13, negative unconditional: 0, unknown: 6, unknown conditional: 6, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2886, Positive cache size: 2771, Positive conditional cache size: 2771, Positive unconditional cache size: 0, Negative cache size: 115, Negative conditional cache size: 115, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 3196.0ms, 57 PlacesBefore, 58 PlacesAfterwards, 70 TransitionsBefore, 71 TransitionsAfterwards, 1622 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 3 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 3 TotalNumberOfCompositions, 2028 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 215, positive: 162, positive conditional: 162, positive unconditional: 0, negative: 53, negative conditional: 53, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 68, positive: 63, positive conditional: 1, positive unconditional: 62, negative: 5, negative conditional: 2, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 68, positive: 63, positive conditional: 1, positive unconditional: 62, negative: 5, negative conditional: 2, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 68, positive: 63, positive conditional: 0, positive unconditional: 63, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 5, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4, negative conditional: 2, negative unconditional: 2, unknown: 1, unknown conditional: 0, unknown unconditional: 1] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2200, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 96, negative conditional: 35, negative unconditional: 61, unknown: 2104, unknown conditional: 0, unknown unconditional: 2104] ], Cache Queries: [ total: 215, positive: 99, positive conditional: 99, positive unconditional: 0, negative: 48, negative conditional: 48, negative unconditional: 0, unknown: 68, unknown conditional: 68, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2954, Positive cache size: 2834, Positive conditional cache size: 2834, Positive unconditional cache size: 0, Negative cache size: 120, Negative conditional cache size: 120, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 2318.5ms, 51 PlacesBefore, 30 PlacesAfterwards, 26 TransitionsBefore, 26 TransitionsAfterwards, 210 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 72 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 13, positive: 7, positive conditional: 7, positive unconditional: 0, negative: 6, negative conditional: 6, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8, positive: 5, positive conditional: 0, positive unconditional: 5, 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: 8, positive: 5, positive conditional: 0, positive unconditional: 5, 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: 8, positive: 5, positive conditional: 0, positive unconditional: 5, 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: 2, negative conditional: 0, negative unconditional: 2, unknown: 1, unknown conditional: 0, unknown unconditional: 1] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2309, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 69, negative conditional: 0, negative unconditional: 69, unknown: 2240, unknown conditional: 0, unknown unconditional: 2240] ], Cache Queries: [ total: 13, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 3, negative conditional: 3, negative unconditional: 0, unknown: 8, unknown conditional: 8, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2962, Positive cache size: 2839, Positive conditional cache size: 2839, Positive unconditional cache size: 0, Negative cache size: 123, Negative conditional cache size: 123, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 67.9ms, 37 PlacesBefore, 35 PlacesAfterwards, 31 TransitionsBefore, 31 TransitionsAfterwards, 194 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 75 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 24, positive: 18, positive conditional: 18, positive unconditional: 0, negative: 6, negative conditional: 6, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 13, positive: 10, positive conditional: 10, positive unconditional: 0, negative: 3, negative conditional: 1, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 13, positive: 10, positive conditional: 10, positive unconditional: 0, negative: 3, negative conditional: 1, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 13, positive: 10, positive conditional: 0, positive unconditional: 10, 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: 1, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 49, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 49, negative conditional: 24, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 24, positive: 8, positive conditional: 8, positive unconditional: 0, negative: 3, negative conditional: 3, negative unconditional: 0, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2975, Positive cache size: 2849, Positive conditional cache size: 2849, Positive unconditional cache size: 0, Negative cache size: 126, Negative conditional cache size: 126, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 101.8ms, 44 PlacesBefore, 44 PlacesAfterwards, 39 TransitionsBefore, 39 TransitionsAfterwards, 188 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 108 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 67, positive: 58, positive conditional: 58, positive unconditional: 0, negative: 9, negative conditional: 9, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 15, positive: 13, positive conditional: 9, positive unconditional: 4, negative: 2, negative conditional: 2, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 15, positive: 13, positive conditional: 9, positive unconditional: 4, negative: 2, negative conditional: 2, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 15, positive: 12, positive conditional: 0, positive unconditional: 12, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 3, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 2, negative conditional: 2, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 77, positive: 33, positive conditional: 33, positive unconditional: 0, negative: 45, negative conditional: 45, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 67, positive: 45, positive conditional: 45, positive unconditional: 0, negative: 7, negative conditional: 7, negative unconditional: 0, unknown: 15, unknown conditional: 15, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2990, Positive cache size: 2862, Positive conditional cache size: 2862, Positive unconditional cache size: 0, Negative cache size: 128, Negative conditional cache size: 128, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 83.6ms, 53 PlacesBefore, 53 PlacesAfterwards, 45 TransitionsBefore, 45 TransitionsAfterwards, 216 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 134 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 45, positive: 35, positive conditional: 35, positive unconditional: 0, negative: 10, negative conditional: 10, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5, positive: 3, positive conditional: 3, positive unconditional: 0, negative: 2, negative conditional: 1, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 5, positive: 3, positive conditional: 3, positive unconditional: 0, negative: 2, negative conditional: 1, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 5, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 3, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 2, negative conditional: 1, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 50, positive: 19, positive conditional: 19, positive unconditional: 0, negative: 31, negative conditional: 18, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 45, positive: 32, positive conditional: 32, positive unconditional: 0, negative: 8, negative conditional: 8, negative unconditional: 0, unknown: 5, unknown conditional: 5, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2995, Positive cache size: 2865, Positive conditional cache size: 2865, Positive unconditional cache size: 0, Negative cache size: 130, Negative conditional cache size: 130, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 80.2ms, 71 PlacesBefore, 68 PlacesAfterwards, 79 TransitionsBefore, 79 TransitionsAfterwards, 328 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: 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: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2995, Positive cache size: 2865, Positive conditional cache size: 2865, Positive unconditional cache size: 0, Negative cache size: 130, Negative conditional cache size: 130, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 107.6ms, 70 PlacesBefore, 70 PlacesAfterwards, 81 TransitionsBefore, 81 TransitionsAfterwards, 336 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 108 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 6, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6, negative conditional: 6, negative unconditional: 0, 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: 1, negative unconditional: 0, 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: 1, negative unconditional: 0, 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: 1, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 17, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 17, negative conditional: 17, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 6, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 5, negative conditional: 5, negative unconditional: 0, unknown: 1, unknown conditional: 1, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2996, Positive cache size: 2865, Positive conditional cache size: 2865, Positive unconditional cache size: 0, Negative cache size: 131, Negative conditional cache size: 131, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 127.6ms, 76 PlacesBefore, 76 PlacesAfterwards, 101 TransitionsBefore, 101 TransitionsAfterwards, 358 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 126 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 6, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6, negative conditional: 6, 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: 6, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6, negative conditional: 6, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2996, Positive cache size: 2865, Positive conditional cache size: 2865, Positive unconditional cache size: 0, Negative cache size: 131, Negative conditional cache size: 131, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 170.7ms, 94 PlacesBefore, 91 PlacesAfterwards, 125 TransitionsBefore, 125 TransitionsAfterwards, 444 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: 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: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2996, Positive cache size: 2865, Positive conditional cache size: 2865, Positive unconditional cache size: 0, Negative cache size: 131, Negative conditional cache size: 131, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 229.6ms, 104 PlacesBefore, 101 PlacesAfterwards, 142 TransitionsBefore, 142 TransitionsAfterwards, 470 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: 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: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2996, Positive cache size: 2865, Positive conditional cache size: 2865, Positive unconditional cache size: 0, Negative cache size: 131, Negative conditional cache size: 131, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 192.1ms, 97 PlacesBefore, 97 PlacesAfterwards, 133 TransitionsBefore, 133 TransitionsAfterwards, 424 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 450 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 30, positive: 15, positive conditional: 15, positive unconditional: 0, negative: 15, negative conditional: 15, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 1, negative conditional: 1, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 1, negative conditional: 1, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2, positive: 1, positive conditional: 0, positive unconditional: 1, 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: 1, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 19, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 19, negative conditional: 19, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 30, positive: 14, positive conditional: 14, positive unconditional: 0, negative: 14, negative conditional: 14, negative unconditional: 0, unknown: 2, unknown conditional: 2, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2998, Positive cache size: 2866, Positive conditional cache size: 2866, Positive unconditional cache size: 0, Negative cache size: 132, Negative conditional cache size: 132, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 216.6ms, 111 PlacesBefore, 111 PlacesAfterwards, 170 TransitionsBefore, 170 TransitionsAfterwards, 546 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 540 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 15, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 15, negative conditional: 15, 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: 15, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 15, negative conditional: 15, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2998, Positive cache size: 2866, Positive conditional cache size: 2866, Positive unconditional cache size: 0, Negative cache size: 132, Negative conditional cache size: 132, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 366.6ms, 134 PlacesBefore, 134 PlacesAfterwards, 226 TransitionsBefore, 226 TransitionsAfterwards, 616 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 1428 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 28, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 28, negative conditional: 28, negative unconditional: 0, 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: 1, negative unconditional: 0, 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: 1, negative unconditional: 0, 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: 1, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 19, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 19, negative conditional: 19, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 28, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 27, negative conditional: 27, negative unconditional: 0, unknown: 1, unknown conditional: 1, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2999, Positive cache size: 2866, Positive conditional cache size: 2866, Positive unconditional cache size: 0, Negative cache size: 133, Negative conditional cache size: 133, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 323.1ms, 151 PlacesBefore, 148 PlacesAfterwards, 245 TransitionsBefore, 245 TransitionsAfterwards, 622 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: 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: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2999, Positive cache size: 2866, Positive conditional cache size: 2866, Positive unconditional cache size: 0, Negative cache size: 133, Negative conditional cache size: 133, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 134.9ms, 138 PlacesBefore, 136 PlacesAfterwards, 159 TransitionsBefore, 159 TransitionsAfterwards, 250 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 506 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 46, positive: 23, positive conditional: 23, positive unconditional: 0, negative: 23, negative conditional: 23, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2, positive: 1, positive conditional: 1, 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: 2, positive: 1, positive conditional: 1, 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: 2, positive: 1, positive conditional: 0, positive unconditional: 1, 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: 12, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 46, positive: 22, positive conditional: 22, positive unconditional: 0, negative: 22, negative conditional: 22, negative unconditional: 0, unknown: 2, unknown conditional: 2, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3001, Positive cache size: 2867, Positive conditional cache size: 2867, Positive unconditional cache size: 0, Negative cache size: 134, Negative conditional cache size: 134, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 108.3ms, 148 PlacesBefore, 143 PlacesAfterwards, 154 TransitionsBefore, 154 TransitionsAfterwards, 234 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: 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: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3001, Positive cache size: 2867, Positive conditional cache size: 2867, Positive unconditional cache size: 0, Negative cache size: 134, Negative conditional cache size: 134, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 81.9ms, 147 PlacesBefore, 136 PlacesAfterwards, 137 TransitionsBefore, 137 TransitionsAfterwards, 214 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: 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: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3001, Positive cache size: 2867, Positive conditional cache size: 2867, Positive unconditional cache size: 0, Negative cache size: 134, Negative conditional cache size: 134, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 121.0ms, 126 PlacesBefore, 126 PlacesAfterwards, 160 TransitionsBefore, 160 TransitionsAfterwards, 212 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 420 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 20, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 20, negative conditional: 20, negative unconditional: 0, 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: 1, negative unconditional: 0, 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: 1, negative unconditional: 0, 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: 1, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 17, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 17, negative conditional: 17, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 20, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 19, negative conditional: 19, negative unconditional: 0, unknown: 1, unknown conditional: 1, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3002, Positive cache size: 2867, Positive conditional cache size: 2867, Positive unconditional cache size: 0, Negative cache size: 135, Negative conditional cache size: 135, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 106.0ms, 132 PlacesBefore, 132 PlacesAfterwards, 156 TransitionsBefore, 156 TransitionsAfterwards, 212 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 420 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 20, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 20, negative conditional: 20, 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: 20, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 20, negative conditional: 20, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3002, Positive cache size: 2867, Positive conditional cache size: 2867, Positive unconditional cache size: 0, Negative cache size: 135, Negative conditional cache size: 135, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 99.0ms, 147 PlacesBefore, 145 PlacesAfterwards, 168 TransitionsBefore, 168 TransitionsAfterwards, 212 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: 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: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3002, Positive cache size: 2867, Positive conditional cache size: 2867, Positive unconditional cache size: 0, Negative cache size: 135, Negative conditional cache size: 135, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 103.5ms, 152 PlacesBefore, 150 PlacesAfterwards, 168 TransitionsBefore, 168 TransitionsAfterwards, 212 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: 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: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3002, Positive cache size: 2867, Positive conditional cache size: 2867, Positive unconditional cache size: 0, Negative cache size: 135, Negative conditional cache size: 135, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 69.1ms, 154 PlacesBefore, 146 PlacesAfterwards, 144 TransitionsBefore, 144 TransitionsAfterwards, 192 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: 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: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3002, Positive cache size: 2867, Positive conditional cache size: 2867, Positive unconditional cache size: 0, Negative cache size: 135, Negative conditional cache size: 135, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 72.5ms, 146 PlacesBefore, 141 PlacesAfterwards, 133 TransitionsBefore, 133 TransitionsAfterwards, 174 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: 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: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3002, Positive cache size: 2867, Positive conditional cache size: 2867, Positive unconditional cache size: 0, Negative cache size: 135, Negative conditional cache size: 135, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 91.7ms, 147 PlacesBefore, 141 PlacesAfterwards, 132 TransitionsBefore, 132 TransitionsAfterwards, 174 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: 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: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3002, Positive cache size: 2867, Positive conditional cache size: 2867, Positive unconditional cache size: 0, Negative cache size: 135, Negative conditional cache size: 135, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 75.3ms, 151 PlacesBefore, 148 PlacesAfterwards, 140 TransitionsBefore, 140 TransitionsAfterwards, 176 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: 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: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3002, Positive cache size: 2867, Positive conditional cache size: 2867, Positive unconditional cache size: 0, Negative cache size: 135, Negative conditional cache size: 135, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 77.4ms, 158 PlacesBefore, 153 PlacesAfterwards, 133 TransitionsBefore, 133 TransitionsAfterwards, 166 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: 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: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3002, Positive cache size: 2867, Positive conditional cache size: 2867, Positive unconditional cache size: 0, Negative cache size: 135, Negative conditional cache size: 135, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 43.0ms, 157 PlacesBefore, 150 PlacesAfterwards, 119 TransitionsBefore, 119 TransitionsAfterwards, 154 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: 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: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3002, Positive cache size: 2867, Positive conditional cache size: 2867, Positive unconditional cache size: 0, Negative cache size: 135, Negative conditional cache size: 135, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 59.7ms, 152 PlacesBefore, 150 PlacesAfterwards, 125 TransitionsBefore, 125 TransitionsAfterwards, 150 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: 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: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3002, Positive cache size: 2867, Positive conditional cache size: 2867, Positive unconditional cache size: 0, Negative cache size: 135, Negative conditional cache size: 135, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 50.3ms, 153 PlacesBefore, 145 PlacesAfterwards, 104 TransitionsBefore, 104 TransitionsAfterwards, 138 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: 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: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3002, Positive cache size: 2867, Positive conditional cache size: 2867, Positive unconditional cache size: 0, Negative cache size: 135, Negative conditional cache size: 135, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 30.0ms, 144 PlacesBefore, 141 PlacesAfterwards, 101 TransitionsBefore, 101 TransitionsAfterwards, 134 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: 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: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3002, Positive cache size: 2867, Positive conditional cache size: 2867, Positive unconditional cache size: 0, Negative cache size: 135, Negative conditional cache size: 135, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 30.5ms, 143 PlacesBefore, 133 PlacesAfterwards, 93 TransitionsBefore, 93 TransitionsAfterwards, 122 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: 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: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3002, Positive cache size: 2867, Positive conditional cache size: 2867, Positive unconditional cache size: 0, Negative cache size: 135, Negative conditional cache size: 135, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 31.1ms, 136 PlacesBefore, 128 PlacesAfterwards, 79 TransitionsBefore, 79 TransitionsAfterwards, 106 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: 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: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3002, Positive cache size: 2867, Positive conditional cache size: 2867, Positive unconditional cache size: 0, Negative cache size: 135, Negative conditional cache size: 135, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 19.5ms, 123 PlacesBefore, 120 PlacesAfterwards, 75 TransitionsBefore, 75 TransitionsAfterwards, 102 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: 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: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3002, Positive cache size: 2867, Positive conditional cache size: 2867, Positive unconditional cache size: 0, Negative cache size: 135, Negative conditional cache size: 135, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 14.2ms, 118 PlacesBefore, 90 PlacesAfterwards, 50 TransitionsBefore, 50 TransitionsAfterwards, 36 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: 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: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3002, Positive cache size: 2867, Positive conditional cache size: 2867, Positive unconditional cache size: 0, Negative cache size: 135, Negative conditional cache size: 135, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 11.6ms, 80 PlacesBefore, 78 PlacesAfterwards, 51 TransitionsBefore, 51 TransitionsAfterwards, 34 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: 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: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3002, Positive cache size: 2867, Positive conditional cache size: 2867, Positive unconditional cache size: 0, Negative cache size: 135, Negative conditional cache size: 135, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 13.1ms, 78 PlacesBefore, 65 PlacesAfterwards, 40 TransitionsBefore, 40 TransitionsAfterwards, 8 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: 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: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3002, Positive cache size: 2867, Positive conditional cache size: 2867, Positive unconditional cache size: 0, Negative cache size: 135, Negative conditional cache size: 135, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 664.9ms, 57 PlacesBefore, 59 PlacesAfterwards, 41 TransitionsBefore, 43 TransitionsAfterwards, 8 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 2 ConcurrentSequentialCompositions, 2 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 4 TotalNumberOfCompositions, 4 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 4, positive: 4, positive conditional: 4, positive unconditional: 0, 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: 3, positive: 3, positive conditional: 3, 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: 3, positive: 3, positive conditional: 3, 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: 3, positive: 3, positive conditional: 0, positive unconditional: 3, 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: 4, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 3, unknown conditional: 3, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3005, Positive cache size: 2870, Positive conditional cache size: 2870, Positive unconditional cache size: 0, Negative cache size: 135, Negative conditional cache size: 135, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 9.5ms, 68 PlacesBefore, 64 PlacesAfterwards, 42 TransitionsBefore, 42 TransitionsAfterwards, 4 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: 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: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3005, Positive cache size: 2870, Positive conditional cache size: 2870, Positive unconditional cache size: 0, Negative cache size: 135, Negative conditional cache size: 135, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 8.9ms, 68 PlacesBefore, 66 PlacesAfterwards, 40 TransitionsBefore, 40 TransitionsAfterwards, 4 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: 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: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3005, Positive cache size: 2870, Positive conditional cache size: 2870, Positive unconditional cache size: 0, Negative cache size: 135, Negative conditional cache size: 135, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 9.5ms, 71 PlacesBefore, 65 PlacesAfterwards, 36 TransitionsBefore, 36 TransitionsAfterwards, 4 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: 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: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3005, Positive cache size: 2870, Positive conditional cache size: 2870, Positive unconditional cache size: 0, Negative cache size: 135, Negative conditional cache size: 135, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 9.5ms, 67 PlacesBefore, 63 PlacesAfterwards, 33 TransitionsBefore, 33 TransitionsAfterwards, 2 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: 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: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3005, Positive cache size: 2870, Positive conditional cache size: 2870, Positive unconditional cache size: 0, Negative cache size: 135, Negative conditional cache size: 135, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 465.2ms, 61 PlacesBefore, 59 PlacesAfterwards, 28 TransitionsBefore, 29 TransitionsAfterwards, 0 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 2 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 2 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: 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: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3005, Positive cache size: 2870, Positive conditional cache size: 2870, Positive unconditional cache size: 0, Negative cache size: 135, Negative conditional cache size: 135, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 2068.9ms, 46 PlacesBefore, 38 PlacesAfterwards, 18 TransitionsBefore, 18 TransitionsAfterwards, 0 CoEnabledTransitionPairs, 3 FixpointIterations, 4 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 4 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: 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: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3005, Positive cache size: 2870, Positive conditional cache size: 2870, Positive unconditional cache size: 0, Negative cache size: 135, Negative conditional cache size: 135, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 0.7ms, 31 PlacesBefore, 0 PlacesAfterwards, 0 TransitionsBefore, 0 TransitionsAfterwards, 0 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: 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: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3005, Positive cache size: 2870, Positive conditional cache size: 2870, Positive unconditional cache size: 0, Negative cache size: 135, Negative conditional cache size: 135, Negative unconditional cache size: 0 - PositiveResult [Line: 1693]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1693]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1693]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1693]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1693]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1693]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 140 locations, 6 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 14.1ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: SAFE, OverallTime: 451533.8ms, OverallIterations: 46, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 95827.7ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 294724.7ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 457 SDtfs, 1362 SDslu, 937 SDs, 0 SdLazy, 13201 SolverSat, 876 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 29946.3ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 810 GetRequests, 43 SyntacticMatches, 88 SemanticMatches, 679 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1476 ImplicationChecksByTransitivity, 68046.1ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=3523occurred in iteration=16, InterpolantAutomatonStates: 469, 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: 128.6ms SsaConstructionTime, 1413.1ms SatisfiabilityAnalysisTime, 38211.9ms InterpolantComputationTime, 847 NumberOfCodeBlocks, 847 NumberOfCodeBlocksAsserted, 46 NumberOfCheckSat, 801 ConstructedInterpolants, 0 QuantifiedInterpolants, 18878 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 46 InterpolantComputations, 46 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 6 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...