/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedSemanticLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-nondet/nondet-array-1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-0e22065b97d0a1f8b3904e080cebe0f05e88d2b7-0e22065 [2021-06-11 07:51:02,518 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-11 07:51:02,520 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-11 07:51:02,551 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-11 07:51:02,552 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-11 07:51:02,554 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-11 07:51:02,556 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-11 07:51:02,560 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-11 07:51:02,562 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-11 07:51:02,565 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-11 07:51:02,566 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-11 07:51:02,566 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-11 07:51:02,567 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-11 07:51:02,568 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-11 07:51:02,569 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-11 07:51:02,570 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-11 07:51:02,572 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-11 07:51:02,573 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-11 07:51:02,574 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-11 07:51:02,580 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-11 07:51:02,581 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-11 07:51:02,581 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-11 07:51:02,582 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-11 07:51:02,583 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-11 07:51:02,584 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-06-11 07:51:02,584 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-06-11 07:51:02,584 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-06-11 07:51:02,585 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-06-11 07:51:02,585 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-06-11 07:51:02,585 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-06-11 07:51:02,586 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-06-11 07:51:02,586 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-06-11 07:51:02,586 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-06-11 07:51:02,587 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-06-11 07:51:02,587 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-06-11 07:51:02,587 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-06-11 07:51:02,588 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-06-11 07:51:02,588 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-06-11 07:51:02,588 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-11 07:51:02,588 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-11 07:51:02,589 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-11 07:51:02,589 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedSemanticLbe.epf [2021-06-11 07:51:02,610 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-11 07:51:02,610 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-11 07:51:02,613 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-11 07:51:02,613 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-11 07:51:02,613 INFO L138 SettingsManager]: * Use SBE=true [2021-06-11 07:51:02,613 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-11 07:51:02,613 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-11 07:51:02,613 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-11 07:51:02,613 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-11 07:51:02,613 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-11 07:51:02,614 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-11 07:51:02,614 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-11 07:51:02,614 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-11 07:51:02,614 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-11 07:51:02,614 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-11 07:51:02,614 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-11 07:51:02,615 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-11 07:51:02,615 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-11 07:51:02,615 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-11 07:51:02,615 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-11 07:51:02,615 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-11 07:51:02,615 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-11 07:51:02,615 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-11 07:51:02,615 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-11 07:51:02,615 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-11 07:51:02,615 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-11 07:51:02,615 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-11 07:51:02,615 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-06-11 07:51:02,616 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-06-11 07:51:02,616 INFO L138 SettingsManager]: * Apply repeated Lipton Reduction=true WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-11 07:51:02,868 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-11 07:51:02,881 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-11 07:51:02,883 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-11 07:51:02,884 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-11 07:51:02,884 INFO L275 PluginConnector]: CDTParser initialized [2021-06-11 07:51:02,885 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-nondet/nondet-array-1.i [2021-06-11 07:51:02,935 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18d6c9c19/b0a71c929f0b4072b7ff6f3952c23411/FLAGbcc5f26ab [2021-06-11 07:51:03,368 INFO L306 CDTParser]: Found 1 translation units. [2021-06-11 07:51:03,369 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-nondet/nondet-array-1.i [2021-06-11 07:51:03,384 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18d6c9c19/b0a71c929f0b4072b7ff6f3952c23411/FLAGbcc5f26ab [2021-06-11 07:51:03,750 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18d6c9c19/b0a71c929f0b4072b7ff6f3952c23411 [2021-06-11 07:51:03,752 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-11 07:51:03,753 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-11 07:51:03,758 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-11 07:51:03,758 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-11 07:51:03,760 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-11 07:51:03,761 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.06 07:51:03" (1/1) ... [2021-06-11 07:51:03,762 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2cc1a969 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 07:51:03, skipping insertion in model container [2021-06-11 07:51:03,762 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.06 07:51:03" (1/1) ... [2021-06-11 07:51:03,767 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-11 07:51:03,794 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-11 07:51:04,035 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-nondet/nondet-array-1.i[30035,30048] [2021-06-11 07:51:04,048 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-11 07:51:04,054 INFO L203 MainTranslator]: Completed pre-run [2021-06-11 07:51:04,082 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-nondet/nondet-array-1.i[30035,30048] [2021-06-11 07:51:04,099 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-11 07:51:04,137 INFO L208 MainTranslator]: Completed translation [2021-06-11 07:51:04,137 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 07:51:04 WrapperNode [2021-06-11 07:51:04,137 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-11 07:51:04,138 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-11 07:51:04,138 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-11 07:51:04,138 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-11 07:51:04,142 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 07:51:04" (1/1) ... [2021-06-11 07:51:04,151 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 07:51:04" (1/1) ... [2021-06-11 07:51:04,164 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-11 07:51:04,164 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-11 07:51:04,164 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-11 07:51:04,165 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-11 07:51:04,170 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 07:51:04" (1/1) ... [2021-06-11 07:51:04,170 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 07:51:04" (1/1) ... [2021-06-11 07:51:04,172 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 07:51:04" (1/1) ... [2021-06-11 07:51:04,172 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 07:51:04" (1/1) ... [2021-06-11 07:51:04,176 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 07:51:04" (1/1) ... [2021-06-11 07:51:04,178 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 07:51:04" (1/1) ... [2021-06-11 07:51:04,179 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 07:51:04" (1/1) ... [2021-06-11 07:51:04,182 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-11 07:51:04,182 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-11 07:51:04,182 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-11 07:51:04,182 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-11 07:51:04,183 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 07:51:04" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-11 07:51:04,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-06-11 07:51:04,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-06-11 07:51:04,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-11 07:51:04,242 INFO L130 BoogieDeclarations]: Found specification of procedure thr [2021-06-11 07:51:04,242 INFO L138 BoogieDeclarations]: Found implementation of procedure thr [2021-06-11 07:51:04,243 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-11 07:51:04,243 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-11 07:51:04,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-11 07:51:04,244 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-11 07:51:04,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-11 07:51:04,245 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-11 07:51:04,590 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-11 07:51:04,590 INFO L299 CfgBuilder]: Removed 11 assume(true) statements. [2021-06-11 07:51:04,592 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.06 07:51:04 BoogieIcfgContainer [2021-06-11 07:51:04,592 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-11 07:51:04,594 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-11 07:51:04,594 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-11 07:51:04,596 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-11 07:51:04,599 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.06 07:51:03" (1/3) ... [2021-06-11 07:51:04,600 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ad7dc01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.06 07:51:04, skipping insertion in model container [2021-06-11 07:51:04,600 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 07:51:04" (2/3) ... [2021-06-11 07:51:04,600 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ad7dc01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.06 07:51:04, skipping insertion in model container [2021-06-11 07:51:04,601 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.06 07:51:04" (3/3) ... [2021-06-11 07:51:04,602 INFO L111 eAbstractionObserver]: Analyzing ICFG nondet-array-1.i [2021-06-11 07:51:04,606 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-11 07:51:04,609 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-06-11 07:51:04,610 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-11 07:51:04,629 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:04,629 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:04,629 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:04,629 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:04,629 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:04,629 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:04,629 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:04,630 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:04,630 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:04,630 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:04,630 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:04,630 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:04,630 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:04,630 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:04,632 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:04,632 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:04,632 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:04,632 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:04,632 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:04,636 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-06-11 07:51:04,649 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-06-11 07:51:04,663 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-06-11 07:51:04,663 INFO L377 AbstractCegarLoop]: Hoare is false [2021-06-11 07:51:04,663 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-11 07:51:04,664 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-11 07:51:04,664 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-11 07:51:04,664 INFO L381 AbstractCegarLoop]: Difference is false [2021-06-11 07:51:04,664 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-11 07:51:04,664 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-06-11 07:51:04,672 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 72 places, 76 transitions, 160 flow [2021-06-11 07:51:04,703 INFO L129 PetriNetUnfolder]: 12/109 cut-off events. [2021-06-11 07:51:04,704 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-06-11 07:51:04,706 INFO L84 FinitePrefix]: Finished finitePrefix Result has 115 conditions, 109 events. 12/109 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 224 event pairs, 0 based on Foata normal form. 0/92 useless extension candidates. Maximal degree in co-relation 60. Up to 4 conditions per place. [2021-06-11 07:51:04,707 INFO L82 GeneralOperation]: Start removeDead. Operand has 72 places, 76 transitions, 160 flow [2021-06-11 07:51:04,709 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 65 places, 68 transitions, 144 flow [2021-06-11 07:51:04,711 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 07:51:04,720 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 65 places, 68 transitions, 144 flow [2021-06-11 07:51:04,722 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 65 places, 68 transitions, 144 flow [2021-06-11 07:51:04,724 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 65 places, 68 transitions, 144 flow [2021-06-11 07:51:04,737 INFO L129 PetriNetUnfolder]: 10/93 cut-off events. [2021-06-11 07:51:04,737 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-06-11 07:51:04,738 INFO L84 FinitePrefix]: Finished finitePrefix Result has 99 conditions, 93 events. 10/93 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 155 event pairs, 0 based on Foata normal form. 0/80 useless extension candidates. Maximal degree in co-relation 52. Up to 4 conditions per place. [2021-06-11 07:51:04,740 INFO L151 LiptonReduction]: Number of co-enabled transitions 300 [2021-06-11 07:51:04,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:04,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:04,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:04,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:04,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:04,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:04,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:04,927 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:04,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:04,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 07:51:04,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:51:04,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:04,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:04,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:04,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:04,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:04,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:04,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:04,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:05,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:05,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:05,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:05,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:05,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:05,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:05,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:05,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:05,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:05,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:05,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:05,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:05,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:05,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:05,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:05,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:05,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:05,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:05,388 INFO L142 QuantifierPusher]: treesize reduction 2, result has 92.0 percent of original size [2021-06-11 07:51:05,392 INFO L147 QuantifierPusher]: treesize reduction 13, result has 7.1 percent of original size 1 [2021-06-11 07:51:05,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:05,496 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:05,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:05,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 07:51:05,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:51:05,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:05,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:05,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:05,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:05,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:05,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:05,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:05,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:05,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:05,725 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:05,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:05,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 07:51:05,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:51:05,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:05,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:05,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:05,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:05,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:05,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:05,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:05,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:05,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:05,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:05,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:05,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:05,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:05,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:06,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:06,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:06,089 INFO L142 QuantifierPusher]: treesize reduction 3, result has 94.2 percent of original size [2021-06-11 07:51:06,090 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:06,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:06,095 INFO L147 QuantifierPusher]: treesize reduction 13, result has 7.1 percent of original size 1 [2021-06-11 07:51:06,097 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 3, 2, 1] term [2021-06-11 07:51:06,098 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 07:51:06,120 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:06,124 INFO L147 QuantifierPusher]: treesize reduction 33, result has 2.9 percent of original size 1 [2021-06-11 07:51:06,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:06,211 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:06,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:06,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-11 07:51:06,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 07:51:06,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:06,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-11 07:51:06,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:06,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:06,826 INFO L142 QuantifierPusher]: treesize reduction 3, result has 96.8 percent of original size [2021-06-11 07:51:06,833 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:06,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:06,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 07:51:06,838 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:06,841 INFO L142 QuantifierPusher]: treesize reduction 13, result has 53.6 percent of original size [2021-06-11 07:51:06,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:06,846 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 2, 1] term [2021-06-11 07:51:06,846 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 07:51:06,850 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:06,859 INFO L147 QuantifierPusher]: treesize reduction 5, result has 83.3 percent of original size 25 [2021-06-11 07:51:07,157 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 109 [2021-06-11 07:51:07,263 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2021-06-11 07:51:07,504 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 112 [2021-06-11 07:51:07,626 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-06-11 07:51:07,637 INFO L142 QuantifierPusher]: treesize reduction 3, result has 98.2 percent of original size [2021-06-11 07:51:07,651 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:07,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:07,653 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:07,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:07,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 07:51:07,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 07:51:07,656 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:07,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:07,657 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:07,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:07,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-11 07:51:07,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 07:51:07,659 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:07,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:07,661 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:07,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:07,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-11 07:51:07,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-06-11 07:51:07,663 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:07,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:07,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-06-11 07:51:07,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-06-11 07:51:07,670 INFO L163 LiptonReduction]: Checked pairs total: 207 [2021-06-11 07:51:07,671 INFO L165 LiptonReduction]: Total number of compositions: 61 [2021-06-11 07:51:07,673 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2963 [2021-06-11 07:51:07,680 INFO L129 PetriNetUnfolder]: 1/10 cut-off events. [2021-06-11 07:51:07,681 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-11 07:51:07,681 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 07:51:07,681 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2021-06-11 07:51:07,682 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 07:51:07,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 07:51:07,686 INFO L82 PathProgramCache]: Analyzing trace with hash 8774644, now seen corresponding path program 1 times [2021-06-11 07:51:07,692 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 07:51:07,693 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2132438005] [2021-06-11 07:51:07,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 07:51:07,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:51:07,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:07,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:07,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:07,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:07,813 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 07:51:07,814 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2132438005] [2021-06-11 07:51:07,814 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 07:51:07,814 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-11 07:51:07,815 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1638047204] [2021-06-11 07:51:07,821 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-11 07:51:07,822 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 07:51:07,831 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-11 07:51:07,832 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-11 07:51:07,834 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 65 out of 137 [2021-06-11 07:51:07,837 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 15 places, 14 transitions, 36 flow. Second operand has 3 states, 3 states have (on average 66.33333333333333) internal successors, (199), 3 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:07,837 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 07:51:07,837 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 65 of 137 [2021-06-11 07:51:07,838 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 07:51:07,872 INFO L129 PetriNetUnfolder]: 2/20 cut-off events. [2021-06-11 07:51:07,872 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-06-11 07:51:07,873 INFO L84 FinitePrefix]: Finished finitePrefix Result has 44 conditions, 20 events. 2/20 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 18 event pairs, 0 based on Foata normal form. 0/13 useless extension candidates. Maximal degree in co-relation 19. Up to 16 conditions per place. [2021-06-11 07:51:07,874 INFO L132 encePairwiseOnDemand]: 134/137 looper letters, 8 selfloop transitions, 2 changer transitions 2/15 dead transitions. [2021-06-11 07:51:07,875 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 17 places, 15 transitions, 62 flow [2021-06-11 07:51:07,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-11 07:51:07,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-06-11 07:51:07,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 208 transitions. [2021-06-11 07:51:07,887 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5060827250608273 [2021-06-11 07:51:07,888 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 208 transitions. [2021-06-11 07:51:07,889 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 208 transitions. [2021-06-11 07:51:07,890 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 07:51:07,893 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 208 transitions. [2021-06-11 07:51:07,898 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 69.33333333333333) internal successors, (208), 3 states have internal predecessors, (208), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:07,904 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 137.0) internal successors, (548), 4 states have internal predecessors, (548), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:07,904 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 137.0) internal successors, (548), 4 states have internal predecessors, (548), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:07,906 INFO L185 Difference]: Start difference. First operand has 15 places, 14 transitions, 36 flow. Second operand 3 states and 208 transitions. [2021-06-11 07:51:07,907 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 17 places, 15 transitions, 62 flow [2021-06-11 07:51:07,909 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 17 places, 15 transitions, 62 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-06-11 07:51:07,910 INFO L241 Difference]: Finished difference. Result has 18 places, 13 transitions, 42 flow [2021-06-11 07:51:07,912 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=137, PETRI_DIFFERENCE_MINUEND_FLOW=36, PETRI_DIFFERENCE_MINUEND_PLACES=15, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=14, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=12, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=42, PETRI_PLACES=18, PETRI_TRANSITIONS=13} [2021-06-11 07:51:07,913 INFO L343 CegarLoopForPetriNet]: 15 programPoint places, 3 predicate places. [2021-06-11 07:51:07,913 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 07:51:07,913 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 18 places, 13 transitions, 42 flow [2021-06-11 07:51:07,914 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 18 places, 13 transitions, 42 flow [2021-06-11 07:51:07,915 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 17 places, 13 transitions, 42 flow [2021-06-11 07:51:07,920 INFO L129 PetriNetUnfolder]: 2/18 cut-off events. [2021-06-11 07:51:07,920 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-06-11 07:51:07,921 INFO L84 FinitePrefix]: Finished finitePrefix Result has 30 conditions, 18 events. 2/18 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 14 event pairs, 0 based on Foata normal form. 0/14 useless extension candidates. Maximal degree in co-relation 17. Up to 4 conditions per place. [2021-06-11 07:51:07,924 INFO L151 LiptonReduction]: Number of co-enabled transitions 16 [2021-06-11 07:51:07,925 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 07:51:07,925 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 07:51:07,925 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 12 [2021-06-11 07:51:07,932 INFO L480 AbstractCegarLoop]: Abstraction has has 17 places, 13 transitions, 42 flow [2021-06-11 07:51:07,933 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 66.33333333333333) internal successors, (199), 3 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:07,933 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 07:51:07,933 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2021-06-11 07:51:07,933 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-11 07:51:07,933 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 07:51:07,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 07:51:07,935 INFO L82 PathProgramCache]: Analyzing trace with hash 272394327, now seen corresponding path program 1 times [2021-06-11 07:51:07,935 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 07:51:07,935 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [375679624] [2021-06-11 07:51:07,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 07:51:07,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-11 07:51:07,982 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-11 07:51:08,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-11 07:51:08,008 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-11 07:51:08,024 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-06-11 07:51:08,025 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-06-11 07:51:08,025 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-11 07:51:08,026 WARN L342 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2021-06-11 07:51:08,027 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2021-06-11 07:51:08,037 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:08,037 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:08,038 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:08,038 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:08,038 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:08,038 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:08,038 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:08,038 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:08,038 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:08,038 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:08,038 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:08,038 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:08,038 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:08,038 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:08,039 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:08,039 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:08,039 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:08,040 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:08,040 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:08,040 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:08,040 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:08,040 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:08,040 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:08,040 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:08,040 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:08,040 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:08,040 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:08,040 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:08,041 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:08,041 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:08,041 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:08,041 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:08,041 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:08,042 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:08,043 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:08,043 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:08,043 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:08,043 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:08,045 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-06-11 07:51:08,046 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-06-11 07:51:08,048 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-06-11 07:51:08,048 INFO L377 AbstractCegarLoop]: Hoare is false [2021-06-11 07:51:08,048 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-11 07:51:08,048 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-11 07:51:08,048 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-11 07:51:08,048 INFO L381 AbstractCegarLoop]: Difference is false [2021-06-11 07:51:08,048 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-11 07:51:08,048 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-06-11 07:51:08,051 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 80 places, 83 transitions, 184 flow [2021-06-11 07:51:08,092 INFO L129 PetriNetUnfolder]: 23/191 cut-off events. [2021-06-11 07:51:08,092 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2021-06-11 07:51:08,093 INFO L84 FinitePrefix]: Finished finitePrefix Result has 205 conditions, 191 events. 23/191 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 492 event pairs, 0 based on Foata normal form. 0/160 useless extension candidates. Maximal degree in co-relation 111. Up to 8 conditions per place. [2021-06-11 07:51:08,093 INFO L82 GeneralOperation]: Start removeDead. Operand has 80 places, 83 transitions, 184 flow [2021-06-11 07:51:08,095 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 73 places, 75 transitions, 168 flow [2021-06-11 07:51:08,095 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 07:51:08,095 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 73 places, 75 transitions, 168 flow [2021-06-11 07:51:08,096 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 73 places, 75 transitions, 168 flow [2021-06-11 07:51:08,096 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 73 places, 75 transitions, 168 flow [2021-06-11 07:51:08,113 INFO L129 PetriNetUnfolder]: 19/159 cut-off events. [2021-06-11 07:51:08,113 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2021-06-11 07:51:08,114 INFO L84 FinitePrefix]: Finished finitePrefix Result has 173 conditions, 159 events. 19/159 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 357 event pairs, 0 based on Foata normal form. 0/136 useless extension candidates. Maximal degree in co-relation 95. Up to 8 conditions per place. [2021-06-11 07:51:08,116 INFO L151 LiptonReduction]: Number of co-enabled transitions 760 [2021-06-11 07:51:08,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:08,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:08,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:08,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:08,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:08,230 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:08,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:08,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 07:51:08,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:51:08,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:08,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:08,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:08,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:08,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:08,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:08,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:08,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:08,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:08,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:08,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:08,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:08,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:08,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:08,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:08,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:08,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:08,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:08,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:08,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:08,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:08,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:08,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:08,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:08,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:08,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:08,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:08,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:08,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:08,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:08,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:08,743 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:08,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:08,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 07:51:08,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:51:08,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:08,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:08,809 INFO L142 QuantifierPusher]: treesize reduction 2, result has 92.0 percent of original size [2021-06-11 07:51:08,813 INFO L147 QuantifierPusher]: treesize reduction 13, result has 7.1 percent of original size 1 [2021-06-11 07:51:08,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:08,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:08,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:08,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:08,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:08,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:08,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:08,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:08,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:08,979 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:08,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:08,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 07:51:08,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:51:09,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:09,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:09,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:09,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:09,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:09,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:09,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:09,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:09,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:09,160 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:09,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:09,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:51:09,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:51:09,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:09,298 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:09,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:09,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 07:51:09,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:51:09,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:09,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:09,417 INFO L142 QuantifierPusher]: treesize reduction 3, result has 94.2 percent of original size [2021-06-11 07:51:09,418 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:09,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:09,421 INFO L147 QuantifierPusher]: treesize reduction 13, result has 7.1 percent of original size 1 [2021-06-11 07:51:09,422 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 3, 2, 1] term [2021-06-11 07:51:09,422 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 07:51:09,423 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:09,431 INFO L147 QuantifierPusher]: treesize reduction 33, result has 2.9 percent of original size 1 [2021-06-11 07:51:09,579 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 62 [2021-06-11 07:51:09,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:09,770 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:09,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:09,774 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:09,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:09,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 07:51:09,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:51:09,776 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:09,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:09,777 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:09,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:09,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 07:51:09,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 07:51:09,778 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:09,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:09,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 07:51:09,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-06-11 07:51:09,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:09,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-11 07:51:10,056 INFO L142 QuantifierPusher]: treesize reduction 3, result has 96.8 percent of original size [2021-06-11 07:51:10,059 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:10,061 INFO L142 QuantifierPusher]: treesize reduction 13, result has 53.6 percent of original size [2021-06-11 07:51:10,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:10,063 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 2, 1] term [2021-06-11 07:51:10,063 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 07:51:10,064 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:10,066 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:10,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:10,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 07:51:10,069 INFO L147 QuantifierPusher]: treesize reduction 5, result has 83.3 percent of original size 25 [2021-06-11 07:51:10,312 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 109 [2021-06-11 07:51:10,418 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2021-06-11 07:51:10,664 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 112 [2021-06-11 07:51:10,777 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-06-11 07:51:10,783 INFO L142 QuantifierPusher]: treesize reduction 3, result has 97.2 percent of original size [2021-06-11 07:51:10,790 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:10,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:10,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 07:51:10,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:51:10,802 INFO L163 LiptonReduction]: Checked pairs total: 1413 [2021-06-11 07:51:10,802 INFO L165 LiptonReduction]: Total number of compositions: 61 [2021-06-11 07:51:10,803 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2708 [2021-06-11 07:51:10,804 INFO L129 PetriNetUnfolder]: 1/8 cut-off events. [2021-06-11 07:51:10,805 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-11 07:51:10,805 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 07:51:10,805 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2021-06-11 07:51:10,805 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 07:51:10,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 07:51:10,805 INFO L82 PathProgramCache]: Analyzing trace with hash 13426067, now seen corresponding path program 1 times [2021-06-11 07:51:10,805 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 07:51:10,806 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1750725050] [2021-06-11 07:51:10,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 07:51:10,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:51:10,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:10,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 07:51:10,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:10,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:10,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 07:51:10,838 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1750725050] [2021-06-11 07:51:10,838 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 07:51:10,838 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-11 07:51:10,838 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [325321270] [2021-06-11 07:51:10,839 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-11 07:51:10,839 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 07:51:10,839 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-11 07:51:10,839 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-11 07:51:10,840 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 73 out of 144 [2021-06-11 07:51:10,840 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 23 places, 21 transitions, 60 flow. Second operand has 3 states, 3 states have (on average 74.33333333333333) internal successors, (223), 3 states have internal predecessors, (223), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:10,840 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 07:51:10,840 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 73 of 144 [2021-06-11 07:51:10,840 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 07:51:10,858 INFO L129 PetriNetUnfolder]: 6/44 cut-off events. [2021-06-11 07:51:10,858 INFO L130 PetriNetUnfolder]: For 6/8 co-relation queries the response was YES. [2021-06-11 07:51:10,858 INFO L84 FinitePrefix]: Finished finitePrefix Result has 91 conditions, 44 events. 6/44 cut-off events. For 6/8 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 100 event pairs, 0 based on Foata normal form. 0/30 useless extension candidates. Maximal degree in co-relation 47. Up to 31 conditions per place. [2021-06-11 07:51:10,859 INFO L132 encePairwiseOnDemand]: 141/144 looper letters, 10 selfloop transitions, 2 changer transitions 1/23 dead transitions. [2021-06-11 07:51:10,859 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 25 places, 23 transitions, 90 flow [2021-06-11 07:51:10,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-11 07:51:10,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-06-11 07:51:10,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 233 transitions. [2021-06-11 07:51:10,861 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5393518518518519 [2021-06-11 07:51:10,861 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 233 transitions. [2021-06-11 07:51:10,861 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 233 transitions. [2021-06-11 07:51:10,861 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 07:51:10,861 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 233 transitions. [2021-06-11 07:51:10,862 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 77.66666666666667) internal successors, (233), 3 states have internal predecessors, (233), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:10,862 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 144.0) internal successors, (576), 4 states have internal predecessors, (576), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:10,882 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 144.0) internal successors, (576), 4 states have internal predecessors, (576), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:10,882 INFO L185 Difference]: Start difference. First operand has 23 places, 21 transitions, 60 flow. Second operand 3 states and 233 transitions. [2021-06-11 07:51:10,883 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 25 places, 23 transitions, 90 flow [2021-06-11 07:51:10,883 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 25 places, 23 transitions, 90 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-06-11 07:51:10,883 INFO L241 Difference]: Finished difference. Result has 26 places, 21 transitions, 70 flow [2021-06-11 07:51:10,884 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=144, PETRI_DIFFERENCE_MINUEND_FLOW=60, PETRI_DIFFERENCE_MINUEND_PLACES=23, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=21, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=19, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=70, PETRI_PLACES=26, PETRI_TRANSITIONS=21} [2021-06-11 07:51:10,884 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 3 predicate places. [2021-06-11 07:51:10,884 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 07:51:10,884 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 26 places, 21 transitions, 70 flow [2021-06-11 07:51:10,884 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 26 places, 21 transitions, 70 flow [2021-06-11 07:51:10,884 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 25 places, 21 transitions, 70 flow [2021-06-11 07:51:10,887 INFO L129 PetriNetUnfolder]: 6/40 cut-off events. [2021-06-11 07:51:10,888 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2021-06-11 07:51:10,888 INFO L84 FinitePrefix]: Finished finitePrefix Result has 62 conditions, 40 events. 6/40 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 80 event pairs, 0 based on Foata normal form. 0/32 useless extension candidates. Maximal degree in co-relation 48. Up to 8 conditions per place. [2021-06-11 07:51:10,888 INFO L151 LiptonReduction]: Number of co-enabled transitions 150 [2021-06-11 07:51:10,889 INFO L163 LiptonReduction]: Checked pairs total: 112 [2021-06-11 07:51:10,889 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 07:51:10,889 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 5 [2021-06-11 07:51:10,890 INFO L480 AbstractCegarLoop]: Abstraction has has 25 places, 21 transitions, 70 flow [2021-06-11 07:51:10,890 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 74.33333333333333) internal successors, (223), 3 states have internal predecessors, (223), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:10,890 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 07:51:10,890 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-06-11 07:51:10,890 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-06-11 07:51:10,890 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 07:51:10,891 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 07:51:10,891 INFO L82 PathProgramCache]: Analyzing trace with hash 903273255, now seen corresponding path program 1 times [2021-06-11 07:51:10,891 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 07:51:10,891 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1718766359] [2021-06-11 07:51:10,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 07:51:10,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:51:10,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:10,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:10,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:10,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:10,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:10,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:10,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:10,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:10,934 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 07:51:10,934 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1718766359] [2021-06-11 07:51:10,934 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [403435884] [2021-06-11 07:51:10,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 07:51:11,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:51:11,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 4 conjunts are in the unsatisfiable core [2021-06-11 07:51:11,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 07:51:11,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:11,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:11,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:11,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:11,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:11,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:11,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:11,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:11,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:11,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:11,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:11,034 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:11,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:11,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:11,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 07:51:11,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:11,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:11,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:11,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:11,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:11,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:11,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:11,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:11,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:11,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:11,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:11,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:11,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:11,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:11,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:11,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:11,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:11,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:11,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:11,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:11,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:11,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:11,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:11,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:11,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:11,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:11,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:11,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:11,072 INFO L142 QuantifierPusher]: treesize reduction 1, result has 91.7 percent of original size [2021-06-11 07:51:11,073 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:11,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:11,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:11,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 07:51:11,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:11,075 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:11,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:11,076 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:11,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:11,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:11,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 07:51:11,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 07:51:11,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:11,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:11,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:11,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:11,083 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 07:51:11,084 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 07:51:11,084 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2021-06-11 07:51:11,084 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [839338029] [2021-06-11 07:51:11,084 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-11 07:51:11,085 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 07:51:11,085 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-11 07:51:11,085 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-06-11 07:51:11,087 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 73 out of 144 [2021-06-11 07:51:11,087 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 25 places, 21 transitions, 70 flow. Second operand has 6 states, 6 states have (on average 74.33333333333333) internal successors, (446), 6 states have internal predecessors, (446), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:11,087 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 07:51:11,087 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 73 of 144 [2021-06-11 07:51:11,087 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 07:51:11,166 INFO L129 PetriNetUnfolder]: 5/43 cut-off events. [2021-06-11 07:51:11,166 INFO L130 PetriNetUnfolder]: For 9/11 co-relation queries the response was YES. [2021-06-11 07:51:11,167 INFO L84 FinitePrefix]: Finished finitePrefix Result has 97 conditions, 43 events. 5/43 cut-off events. For 9/11 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 89 event pairs, 1 based on Foata normal form. 0/37 useless extension candidates. Maximal degree in co-relation 79. Up to 21 conditions per place. [2021-06-11 07:51:11,167 INFO L132 encePairwiseOnDemand]: 137/144 looper letters, 9 selfloop transitions, 6 changer transitions 0/25 dead transitions. [2021-06-11 07:51:11,167 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 28 places, 25 transitions, 108 flow [2021-06-11 07:51:11,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-11 07:51:11,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-06-11 07:51:11,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 309 transitions. [2021-06-11 07:51:11,169 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5364583333333334 [2021-06-11 07:51:11,169 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 309 transitions. [2021-06-11 07:51:11,169 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 309 transitions. [2021-06-11 07:51:11,169 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 07:51:11,169 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 309 transitions. [2021-06-11 07:51:11,170 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 77.25) internal successors, (309), 4 states have internal predecessors, (309), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:11,171 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 144.0) internal successors, (720), 5 states have internal predecessors, (720), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:11,172 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 144.0) internal successors, (720), 5 states have internal predecessors, (720), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:11,172 INFO L185 Difference]: Start difference. First operand has 25 places, 21 transitions, 70 flow. Second operand 4 states and 309 transitions. [2021-06-11 07:51:11,172 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 28 places, 25 transitions, 108 flow [2021-06-11 07:51:11,173 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 27 places, 25 transitions, 106 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-06-11 07:51:11,173 INFO L241 Difference]: Finished difference. Result has 28 places, 23 transitions, 96 flow [2021-06-11 07:51:11,173 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=144, PETRI_DIFFERENCE_MINUEND_FLOW=68, PETRI_DIFFERENCE_MINUEND_PLACES=24, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=21, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=15, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=96, PETRI_PLACES=28, PETRI_TRANSITIONS=23} [2021-06-11 07:51:11,174 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 5 predicate places. [2021-06-11 07:51:11,174 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 07:51:11,174 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 28 places, 23 transitions, 96 flow [2021-06-11 07:51:11,174 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 28 places, 23 transitions, 96 flow [2021-06-11 07:51:11,174 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 28 places, 23 transitions, 96 flow [2021-06-11 07:51:11,177 INFO L129 PetriNetUnfolder]: 5/43 cut-off events. [2021-06-11 07:51:11,177 INFO L130 PetriNetUnfolder]: For 9/10 co-relation queries the response was YES. [2021-06-11 07:51:11,177 INFO L84 FinitePrefix]: Finished finitePrefix Result has 93 conditions, 43 events. 5/43 cut-off events. For 9/10 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 84 event pairs, 1 based on Foata normal form. 0/40 useless extension candidates. Maximal degree in co-relation 43. Up to 15 conditions per place. [2021-06-11 07:51:11,178 INFO L151 LiptonReduction]: Number of co-enabled transitions 162 [2021-06-11 07:51:11,179 INFO L163 LiptonReduction]: Checked pairs total: 120 [2021-06-11 07:51:11,179 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 07:51:11,179 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 5 [2021-06-11 07:51:11,179 INFO L480 AbstractCegarLoop]: Abstraction has has 28 places, 23 transitions, 96 flow [2021-06-11 07:51:11,180 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 74.33333333333333) internal successors, (446), 6 states have internal predecessors, (446), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:11,180 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 07:51:11,180 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1] [2021-06-11 07:51:11,397 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2021-06-11 07:51:11,397 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 07:51:11,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 07:51:11,398 INFO L82 PathProgramCache]: Analyzing trace with hash -2062925356, now seen corresponding path program 1 times [2021-06-11 07:51:11,398 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 07:51:11,398 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1263671852] [2021-06-11 07:51:11,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 07:51:11,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-11 07:51:11,413 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-11 07:51:11,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-11 07:51:11,439 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-11 07:51:11,443 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-06-11 07:51:11,444 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-06-11 07:51:11,444 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-06-11 07:51:11,444 WARN L342 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2021-06-11 07:51:11,456 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2021-06-11 07:51:11,462 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:11,463 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:11,463 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:11,463 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:11,463 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:11,463 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:11,463 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:11,463 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:11,463 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:11,463 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:11,463 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:11,463 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:11,463 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:11,463 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:11,464 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:11,464 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:11,464 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:11,464 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:11,464 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:11,464 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:11,464 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:11,464 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:11,464 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:11,464 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:11,464 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:11,464 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:11,464 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:11,464 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:11,465 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:11,465 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:11,465 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:11,465 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:11,465 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:11,465 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:11,465 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:11,465 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:11,465 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:11,465 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:11,465 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:11,465 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:11,465 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:11,465 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:11,466 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:11,466 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:11,466 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:11,467 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:11,468 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:11,469 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:11,470 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:11,471 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:11,471 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:11,471 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:11,472 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:11,472 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:11,472 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:11,472 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:11,472 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:11,474 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-06-11 07:51:11,475 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-06-11 07:51:11,476 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-06-11 07:51:11,476 INFO L377 AbstractCegarLoop]: Hoare is false [2021-06-11 07:51:11,476 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-11 07:51:11,476 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-11 07:51:11,476 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-11 07:51:11,476 INFO L381 AbstractCegarLoop]: Difference is false [2021-06-11 07:51:11,476 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-11 07:51:11,476 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-06-11 07:51:11,479 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 88 places, 90 transitions, 210 flow [2021-06-11 07:51:11,500 INFO L129 PetriNetUnfolder]: 45/342 cut-off events. [2021-06-11 07:51:11,500 INFO L130 PetriNetUnfolder]: For 19/19 co-relation queries the response was YES. [2021-06-11 07:51:11,501 INFO L84 FinitePrefix]: Finished finitePrefix Result has 370 conditions, 342 events. 45/342 cut-off events. For 19/19 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 1152 event pairs, 1 based on Foata normal form. 0/285 useless extension candidates. Maximal degree in co-relation 199. Up to 16 conditions per place. [2021-06-11 07:51:11,501 INFO L82 GeneralOperation]: Start removeDead. Operand has 88 places, 90 transitions, 210 flow [2021-06-11 07:51:11,503 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 81 places, 82 transitions, 194 flow [2021-06-11 07:51:11,503 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 07:51:11,503 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 81 places, 82 transitions, 194 flow [2021-06-11 07:51:11,504 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 81 places, 82 transitions, 194 flow [2021-06-11 07:51:11,504 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 81 places, 82 transitions, 194 flow [2021-06-11 07:51:11,521 INFO L129 PetriNetUnfolder]: 37/278 cut-off events. [2021-06-11 07:51:11,522 INFO L130 PetriNetUnfolder]: For 19/19 co-relation queries the response was YES. [2021-06-11 07:51:11,522 INFO L84 FinitePrefix]: Finished finitePrefix Result has 306 conditions, 278 events. 37/278 cut-off events. For 19/19 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 828 event pairs, 1 based on Foata normal form. 0/237 useless extension candidates. Maximal degree in co-relation 167. Up to 16 conditions per place. [2021-06-11 07:51:11,524 INFO L151 LiptonReduction]: Number of co-enabled transitions 1260 [2021-06-11 07:51:11,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:11,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:11,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:11,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:11,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:11,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:11,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:11,661 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:11,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:11,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 07:51:11,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:51:11,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:11,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:11,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:11,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:11,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:11,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:11,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:11,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:11,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:11,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:11,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:11,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:11,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:11,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:11,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:11,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:11,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:11,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:11,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:11,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:11,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:11,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:11,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:11,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:11,993 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:11,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:12,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:12,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:12,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:12,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:12,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:12,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:12,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:12,142 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:12,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:12,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 07:51:12,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:51:12,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:12,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:12,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:12,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:12,301 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-06-11 07:51:12,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:12,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:12,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:12,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:12,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:12,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:12,463 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:12,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:12,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 07:51:12,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:51:12,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:12,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:12,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:12,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:12,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:12,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:12,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:12,667 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:12,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:12,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-11 07:51:12,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 07:51:12,715 INFO L142 QuantifierPusher]: treesize reduction 8, result has 33.3 percent of original size [2021-06-11 07:51:12,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:12,774 INFO L142 QuantifierPusher]: treesize reduction 34, result has 40.4 percent of original size [2021-06-11 07:51:12,776 INFO L147 QuantifierPusher]: treesize reduction 13, result has 7.1 percent of original size 1 [2021-06-11 07:51:12,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:12,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:13,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:13,081 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:13,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:13,083 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:13,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:13,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 07:51:13,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:51:13,085 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:13,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:13,086 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:13,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:13,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 07:51:13,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 07:51:13,088 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:13,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:13,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 07:51:13,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-11 07:51:13,202 INFO L142 QuantifierPusher]: treesize reduction 4, result has 95.3 percent of original size [2021-06-11 07:51:13,203 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:13,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:13,205 INFO L147 QuantifierPusher]: treesize reduction 13, result has 7.1 percent of original size 1 [2021-06-11 07:51:13,206 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 3, 2, 1] term [2021-06-11 07:51:13,206 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 07:51:13,207 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:13,211 INFO L147 QuantifierPusher]: treesize reduction 38, result has 2.6 percent of original size 1 [2021-06-11 07:51:13,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:13,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:13,787 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 109 [2021-06-11 07:51:13,889 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2021-06-11 07:51:14,104 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 113 [2021-06-11 07:51:14,215 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-06-11 07:51:14,220 INFO L142 QuantifierPusher]: treesize reduction 3, result has 96.8 percent of original size [2021-06-11 07:51:14,224 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:14,225 INFO L142 QuantifierPusher]: treesize reduction 13, result has 53.6 percent of original size [2021-06-11 07:51:14,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:14,227 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 2, 1] term [2021-06-11 07:51:14,227 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 07:51:14,234 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:14,236 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:14,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:14,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 07:51:14,240 INFO L147 QuantifierPusher]: treesize reduction 5, result has 83.3 percent of original size 25 [2021-06-11 07:51:14,247 INFO L163 LiptonReduction]: Checked pairs total: 2377 [2021-06-11 07:51:14,247 INFO L165 LiptonReduction]: Total number of compositions: 67 [2021-06-11 07:51:14,248 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2745 [2021-06-11 07:51:14,249 INFO L129 PetriNetUnfolder]: 1/8 cut-off events. [2021-06-11 07:51:14,250 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-11 07:51:14,250 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 07:51:14,250 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2021-06-11 07:51:14,250 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 07:51:14,250 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 07:51:14,250 INFO L82 PathProgramCache]: Analyzing trace with hash 18470887, now seen corresponding path program 1 times [2021-06-11 07:51:14,251 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 07:51:14,251 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2010108915] [2021-06-11 07:51:14,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 07:51:14,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:51:14,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:14,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:14,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:14,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:14,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 07:51:14,292 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2010108915] [2021-06-11 07:51:14,292 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 07:51:14,292 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-11 07:51:14,292 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [78449933] [2021-06-11 07:51:14,292 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-11 07:51:14,292 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 07:51:14,293 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-11 07:51:14,293 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-11 07:51:14,294 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 82 out of 157 [2021-06-11 07:51:14,294 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 29 places, 26 transitions, 82 flow. Second operand has 3 states, 3 states have (on average 83.33333333333333) internal successors, (250), 3 states have internal predecessors, (250), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:14,294 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 07:51:14,294 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 82 of 157 [2021-06-11 07:51:14,294 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 07:51:14,324 INFO L129 PetriNetUnfolder]: 15/83 cut-off events. [2021-06-11 07:51:14,324 INFO L130 PetriNetUnfolder]: For 19/21 co-relation queries the response was YES. [2021-06-11 07:51:14,324 INFO L84 FinitePrefix]: Finished finitePrefix Result has 171 conditions, 83 events. 15/83 cut-off events. For 19/21 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 238 event pairs, 1 based on Foata normal form. 0/56 useless extension candidates. Maximal degree in co-relation 92. Up to 58 conditions per place. [2021-06-11 07:51:14,325 INFO L132 encePairwiseOnDemand]: 154/157 looper letters, 10 selfloop transitions, 2 changer transitions 1/28 dead transitions. [2021-06-11 07:51:14,325 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 31 places, 28 transitions, 112 flow [2021-06-11 07:51:14,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-11 07:51:14,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-06-11 07:51:14,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 260 transitions. [2021-06-11 07:51:14,328 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5520169851380042 [2021-06-11 07:51:14,328 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 260 transitions. [2021-06-11 07:51:14,328 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 260 transitions. [2021-06-11 07:51:14,328 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 07:51:14,328 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 260 transitions. [2021-06-11 07:51:14,329 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 86.66666666666667) internal successors, (260), 3 states have internal predecessors, (260), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:14,333 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 157.0) internal successors, (628), 4 states have internal predecessors, (628), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:14,333 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 157.0) internal successors, (628), 4 states have internal predecessors, (628), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:14,333 INFO L185 Difference]: Start difference. First operand has 29 places, 26 transitions, 82 flow. Second operand 3 states and 260 transitions. [2021-06-11 07:51:14,333 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 31 places, 28 transitions, 112 flow [2021-06-11 07:51:14,335 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 31 places, 28 transitions, 112 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-06-11 07:51:14,335 INFO L241 Difference]: Finished difference. Result has 32 places, 26 transitions, 92 flow [2021-06-11 07:51:14,335 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=157, PETRI_DIFFERENCE_MINUEND_FLOW=82, PETRI_DIFFERENCE_MINUEND_PLACES=29, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=26, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=24, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=92, PETRI_PLACES=32, PETRI_TRANSITIONS=26} [2021-06-11 07:51:14,336 INFO L343 CegarLoopForPetriNet]: 29 programPoint places, 3 predicate places. [2021-06-11 07:51:14,336 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 07:51:14,336 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 32 places, 26 transitions, 92 flow [2021-06-11 07:51:14,336 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 32 places, 26 transitions, 92 flow [2021-06-11 07:51:14,336 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 31 places, 26 transitions, 92 flow [2021-06-11 07:51:14,341 INFO L129 PetriNetUnfolder]: 15/75 cut-off events. [2021-06-11 07:51:14,342 INFO L130 PetriNetUnfolder]: For 19/20 co-relation queries the response was YES. [2021-06-11 07:51:14,343 INFO L84 FinitePrefix]: Finished finitePrefix Result has 113 conditions, 75 events. 15/75 cut-off events. For 19/20 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 201 event pairs, 1 based on Foata normal form. 0/59 useless extension candidates. Maximal degree in co-relation 98. Up to 16 conditions per place. [2021-06-11 07:51:14,343 INFO L151 LiptonReduction]: Number of co-enabled transitions 276 [2021-06-11 07:51:14,345 INFO L163 LiptonReduction]: Checked pairs total: 220 [2021-06-11 07:51:14,345 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 07:51:14,345 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 9 [2021-06-11 07:51:14,346 INFO L480 AbstractCegarLoop]: Abstraction has has 31 places, 26 transitions, 92 flow [2021-06-11 07:51:14,346 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 83.33333333333333) internal successors, (250), 3 states have internal predecessors, (250), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:14,346 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 07:51:14,346 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-06-11 07:51:14,346 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-06-11 07:51:14,346 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 07:51:14,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 07:51:14,347 INFO L82 PathProgramCache]: Analyzing trace with hash 716385961, now seen corresponding path program 1 times [2021-06-11 07:51:14,347 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 07:51:14,347 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [108357936] [2021-06-11 07:51:14,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 07:51:14,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:51:14,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:14,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:14,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:14,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:51:14,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:14,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:14,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:14,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:14,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:14,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:14,404 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 07:51:14,404 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [108357936] [2021-06-11 07:51:14,404 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [843868020] [2021-06-11 07:51:14,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 07:51:14,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:51:14,450 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 4 conjunts are in the unsatisfiable core [2021-06-11 07:51:14,451 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 07:51:14,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:14,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:14,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:14,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:14,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:14,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:14,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:14,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:14,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:14,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:14,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:14,464 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:14,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:14,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:14,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 07:51:14,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:14,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:14,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:14,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:14,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:14,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:14,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:14,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:14,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:14,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:14,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:14,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:14,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:14,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:14,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:14,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:14,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:14,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:14,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:14,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:14,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:14,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:14,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:14,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:14,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:14,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:14,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:14,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:14,483 INFO L142 QuantifierPusher]: treesize reduction 1, result has 91.7 percent of original size [2021-06-11 07:51:14,484 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:14,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:14,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:14,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 07:51:14,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:14,485 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:14,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:14,486 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:14,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:14,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:14,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 07:51:14,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 07:51:14,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:14,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:14,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:14,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:14,489 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 07:51:14,489 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 07:51:14,489 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2021-06-11 07:51:14,489 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1231264650] [2021-06-11 07:51:14,490 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-11 07:51:14,490 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 07:51:14,490 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-11 07:51:14,490 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-06-11 07:51:14,491 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 82 out of 157 [2021-06-11 07:51:14,492 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 31 places, 26 transitions, 92 flow. Second operand has 7 states, 7 states have (on average 83.57142857142857) internal successors, (585), 7 states have internal predecessors, (585), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:14,492 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 07:51:14,492 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 82 of 157 [2021-06-11 07:51:14,492 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 07:51:14,544 INFO L129 PetriNetUnfolder]: 15/87 cut-off events. [2021-06-11 07:51:14,545 INFO L130 PetriNetUnfolder]: For 25/27 co-relation queries the response was YES. [2021-06-11 07:51:14,545 INFO L84 FinitePrefix]: Finished finitePrefix Result has 189 conditions, 87 events. 15/87 cut-off events. For 25/27 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 257 event pairs, 4 based on Foata normal form. 0/73 useless extension candidates. Maximal degree in co-relation 170. Up to 45 conditions per place. [2021-06-11 07:51:14,545 INFO L132 encePairwiseOnDemand]: 150/157 looper letters, 9 selfloop transitions, 6 changer transitions 0/30 dead transitions. [2021-06-11 07:51:14,545 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 34 places, 30 transitions, 130 flow [2021-06-11 07:51:14,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-11 07:51:14,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-06-11 07:51:14,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 345 transitions. [2021-06-11 07:51:14,547 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5493630573248408 [2021-06-11 07:51:14,547 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 345 transitions. [2021-06-11 07:51:14,547 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 345 transitions. [2021-06-11 07:51:14,547 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 07:51:14,547 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 345 transitions. [2021-06-11 07:51:14,548 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 86.25) internal successors, (345), 4 states have internal predecessors, (345), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:14,549 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 157.0) internal successors, (785), 5 states have internal predecessors, (785), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:14,549 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 157.0) internal successors, (785), 5 states have internal predecessors, (785), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:14,549 INFO L185 Difference]: Start difference. First operand has 31 places, 26 transitions, 92 flow. Second operand 4 states and 345 transitions. [2021-06-11 07:51:14,550 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 34 places, 30 transitions, 130 flow [2021-06-11 07:51:14,551 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 33 places, 30 transitions, 128 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-06-11 07:51:14,552 INFO L241 Difference]: Finished difference. Result has 34 places, 28 transitions, 118 flow [2021-06-11 07:51:14,552 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=157, PETRI_DIFFERENCE_MINUEND_FLOW=90, PETRI_DIFFERENCE_MINUEND_PLACES=30, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=26, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=20, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=118, PETRI_PLACES=34, PETRI_TRANSITIONS=28} [2021-06-11 07:51:14,552 INFO L343 CegarLoopForPetriNet]: 29 programPoint places, 5 predicate places. [2021-06-11 07:51:14,552 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 07:51:14,552 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 34 places, 28 transitions, 118 flow [2021-06-11 07:51:14,552 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 34 places, 28 transitions, 118 flow [2021-06-11 07:51:14,553 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 34 places, 28 transitions, 118 flow [2021-06-11 07:51:14,561 INFO L129 PetriNetUnfolder]: 15/87 cut-off events. [2021-06-11 07:51:14,562 INFO L130 PetriNetUnfolder]: For 25/25 co-relation queries the response was YES. [2021-06-11 07:51:14,562 INFO L84 FinitePrefix]: Finished finitePrefix Result has 185 conditions, 87 events. 15/87 cut-off events. For 25/25 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 247 event pairs, 4 based on Foata normal form. 0/80 useless extension candidates. Maximal degree in co-relation 93. Up to 33 conditions per place. [2021-06-11 07:51:14,562 INFO L151 LiptonReduction]: Number of co-enabled transitions 312 [2021-06-11 07:51:14,564 INFO L163 LiptonReduction]: Checked pairs total: 244 [2021-06-11 07:51:14,565 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 07:51:14,565 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 13 [2021-06-11 07:51:14,565 INFO L480 AbstractCegarLoop]: Abstraction has has 34 places, 28 transitions, 118 flow [2021-06-11 07:51:14,566 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 83.57142857142857) internal successors, (585), 7 states have internal predecessors, (585), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:14,566 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 07:51:14,566 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 3, 1, 1, 1, 1, 1] [2021-06-11 07:51:14,784 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-06-11 07:51:14,785 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 07:51:14,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 07:51:14,785 INFO L82 PathProgramCache]: Analyzing trace with hash -1458114131, now seen corresponding path program 1 times [2021-06-11 07:51:14,786 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 07:51:14,786 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1019298376] [2021-06-11 07:51:14,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 07:51:14,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-11 07:51:14,796 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-11 07:51:14,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-11 07:51:14,806 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-11 07:51:14,810 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-06-11 07:51:14,810 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-06-11 07:51:14,810 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-06-11 07:51:14,810 WARN L342 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2021-06-11 07:51:14,810 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2021-06-11 07:51:14,817 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,817 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,817 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,817 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,817 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,817 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,817 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,817 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,817 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,818 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,818 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,818 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,818 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,818 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,818 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,818 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,818 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,818 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,818 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,818 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,818 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,818 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,818 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,818 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,818 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,818 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,819 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,819 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,819 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,819 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,819 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,819 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,819 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,819 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,819 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,819 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,819 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,819 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,819 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,819 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,819 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,819 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,820 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,820 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,820 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,820 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,820 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,820 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,820 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,820 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,820 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,820 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,820 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,820 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,820 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,820 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,821 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,821 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,821 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,821 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,821 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,822 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,822 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,822 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,822 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,822 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,823 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,823 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,823 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,823 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,823 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,824 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,824 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,824 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,825 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,825 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:14,827 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-06-11 07:51:14,828 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-06-11 07:51:14,828 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-06-11 07:51:14,828 INFO L377 AbstractCegarLoop]: Hoare is false [2021-06-11 07:51:14,828 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-11 07:51:14,828 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-11 07:51:14,828 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-11 07:51:14,828 INFO L381 AbstractCegarLoop]: Difference is false [2021-06-11 07:51:14,828 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-11 07:51:14,828 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-06-11 07:51:14,829 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 96 places, 97 transitions, 238 flow [2021-06-11 07:51:14,860 INFO L129 PetriNetUnfolder]: 91/633 cut-off events. [2021-06-11 07:51:14,860 INFO L130 PetriNetUnfolder]: For 48/48 co-relation queries the response was YES. [2021-06-11 07:51:14,861 INFO L84 FinitePrefix]: Finished finitePrefix Result has 688 conditions, 633 events. 91/633 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 2861 event pairs, 6 based on Foata normal form. 0/526 useless extension candidates. Maximal degree in co-relation 362. Up to 32 conditions per place. [2021-06-11 07:51:14,862 INFO L82 GeneralOperation]: Start removeDead. Operand has 96 places, 97 transitions, 238 flow [2021-06-11 07:51:14,863 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 89 places, 89 transitions, 222 flow [2021-06-11 07:51:14,863 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 07:51:14,864 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 89 places, 89 transitions, 222 flow [2021-06-11 07:51:14,864 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 89 places, 89 transitions, 222 flow [2021-06-11 07:51:14,864 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 89 places, 89 transitions, 222 flow [2021-06-11 07:51:14,890 INFO L129 PetriNetUnfolder]: 75/505 cut-off events. [2021-06-11 07:51:14,890 INFO L130 PetriNetUnfolder]: For 48/48 co-relation queries the response was YES. [2021-06-11 07:51:14,891 INFO L84 FinitePrefix]: Finished finitePrefix Result has 560 conditions, 505 events. 75/505 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 1996 event pairs, 6 based on Foata normal form. 0/430 useless extension candidates. Maximal degree in co-relation 298. Up to 32 conditions per place. [2021-06-11 07:51:14,895 INFO L151 LiptonReduction]: Number of co-enabled transitions 1840 [2021-06-11 07:51:14,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:14,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:14,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:14,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:15,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:15,006 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:15,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:15,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 07:51:15,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:51:15,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:15,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:15,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:15,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:15,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:15,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:15,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:15,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:15,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:15,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:15,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:15,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:15,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:15,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:15,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:15,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:15,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:15,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:15,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:15,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:15,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:15,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:15,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:15,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:15,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:15,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:15,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:15,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:15,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:15,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:15,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:15,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:15,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:15,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:15,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:15,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:15,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:15,569 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:15,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:15,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 07:51:15,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:51:15,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:15,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:15,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:15,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:15,705 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-06-11 07:51:15,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:15,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:15,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:15,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:15,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:15,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:15,831 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:15,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:15,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 07:51:15,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:51:15,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:15,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:15,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:15,969 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:15,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:15,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 07:51:15,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:51:16,000 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:16,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:16,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:16,078 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:16,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:16,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-11 07:51:16,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 07:51:16,133 INFO L142 QuantifierPusher]: treesize reduction 8, result has 33.3 percent of original size [2021-06-11 07:51:16,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:16,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:16,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:16,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:16,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:16,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:16,534 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:16,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:16,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 07:51:16,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:51:16,571 INFO L142 QuantifierPusher]: treesize reduction 2, result has 94.4 percent of original size [2021-06-11 07:51:16,572 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 1] term [2021-06-11 07:51:16,572 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 07:51:16,573 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:16,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:16,757 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 85 [2021-06-11 07:51:17,055 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 85 [2021-06-11 07:51:17,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:17,141 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:17,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:17,142 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:17,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:17,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 07:51:17,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 07:51:17,143 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:17,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:17,144 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:17,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:17,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-11 07:51:17,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 07:51:17,145 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:17,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:17,145 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:17,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:17,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-11 07:51:17,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-06-11 07:51:17,147 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:17,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:17,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-06-11 07:51:17,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-06-11 07:51:17,273 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2021-06-11 07:51:17,384 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2021-06-11 07:51:17,608 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 109 [2021-06-11 07:51:17,718 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-06-11 07:51:17,722 INFO L142 QuantifierPusher]: treesize reduction 3, result has 95.2 percent of original size [2021-06-11 07:51:17,723 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:17,729 INFO L142 QuantifierPusher]: treesize reduction 13, result has 53.6 percent of original size [2021-06-11 07:51:17,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:17,731 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 2, 1] term [2021-06-11 07:51:17,731 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 07:51:17,735 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:17,737 INFO L147 QuantifierPusher]: treesize reduction 5, result has 68.8 percent of original size 11 [2021-06-11 07:51:17,742 INFO L163 LiptonReduction]: Checked pairs total: 3986 [2021-06-11 07:51:17,743 INFO L165 LiptonReduction]: Total number of compositions: 68 [2021-06-11 07:51:17,743 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2880 [2021-06-11 07:51:17,744 INFO L129 PetriNetUnfolder]: 1/8 cut-off events. [2021-06-11 07:51:17,745 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-11 07:51:17,745 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 07:51:17,745 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2021-06-11 07:51:17,746 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 07:51:17,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 07:51:17,746 INFO L82 PathProgramCache]: Analyzing trace with hash 23765767, now seen corresponding path program 1 times [2021-06-11 07:51:17,747 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 07:51:17,747 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1900935739] [2021-06-11 07:51:17,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 07:51:17,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:51:17,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:17,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:17,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:17,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:17,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 07:51:17,765 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1900935739] [2021-06-11 07:51:17,765 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 07:51:17,765 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-11 07:51:17,766 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [300972393] [2021-06-11 07:51:17,766 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-11 07:51:17,766 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 07:51:17,766 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-11 07:51:17,766 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-11 07:51:17,766 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 91 out of 165 [2021-06-11 07:51:17,767 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 35 places, 31 transitions, 106 flow. Second operand has 3 states, 3 states have (on average 92.33333333333333) internal successors, (277), 3 states have internal predecessors, (277), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:17,767 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 07:51:17,767 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 91 of 165 [2021-06-11 07:51:17,767 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 07:51:17,790 INFO L129 PetriNetUnfolder]: 36/158 cut-off events. [2021-06-11 07:51:17,790 INFO L130 PetriNetUnfolder]: For 48/52 co-relation queries the response was YES. [2021-06-11 07:51:17,791 INFO L84 FinitePrefix]: Finished finitePrefix Result has 324 conditions, 158 events. 36/158 cut-off events. For 48/52 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 558 event pairs, 6 based on Foata normal form. 0/106 useless extension candidates. Maximal degree in co-relation 172. Up to 109 conditions per place. [2021-06-11 07:51:17,792 INFO L132 encePairwiseOnDemand]: 162/165 looper letters, 10 selfloop transitions, 2 changer transitions 1/33 dead transitions. [2021-06-11 07:51:17,792 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 37 places, 33 transitions, 136 flow [2021-06-11 07:51:17,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-11 07:51:17,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-06-11 07:51:17,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 287 transitions. [2021-06-11 07:51:17,793 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5797979797979798 [2021-06-11 07:51:17,793 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 287 transitions. [2021-06-11 07:51:17,793 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 287 transitions. [2021-06-11 07:51:17,793 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 07:51:17,793 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 287 transitions. [2021-06-11 07:51:17,794 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 95.66666666666667) internal successors, (287), 3 states have internal predecessors, (287), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:17,795 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 165.0) internal successors, (660), 4 states have internal predecessors, (660), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:17,795 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 165.0) internal successors, (660), 4 states have internal predecessors, (660), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:17,795 INFO L185 Difference]: Start difference. First operand has 35 places, 31 transitions, 106 flow. Second operand 3 states and 287 transitions. [2021-06-11 07:51:17,795 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 37 places, 33 transitions, 136 flow [2021-06-11 07:51:17,796 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 37 places, 33 transitions, 136 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-06-11 07:51:17,796 INFO L241 Difference]: Finished difference. Result has 38 places, 31 transitions, 116 flow [2021-06-11 07:51:17,796 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=165, PETRI_DIFFERENCE_MINUEND_FLOW=106, PETRI_DIFFERENCE_MINUEND_PLACES=35, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=31, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=29, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=116, PETRI_PLACES=38, PETRI_TRANSITIONS=31} [2021-06-11 07:51:17,797 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 3 predicate places. [2021-06-11 07:51:17,797 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 07:51:17,797 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 38 places, 31 transitions, 116 flow [2021-06-11 07:51:17,797 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 38 places, 31 transitions, 116 flow [2021-06-11 07:51:17,797 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 37 places, 31 transitions, 116 flow [2021-06-11 07:51:17,803 INFO L129 PetriNetUnfolder]: 36/142 cut-off events. [2021-06-11 07:51:17,804 INFO L130 PetriNetUnfolder]: For 48/48 co-relation queries the response was YES. [2021-06-11 07:51:17,804 INFO L84 FinitePrefix]: Finished finitePrefix Result has 209 conditions, 142 events. 36/142 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 458 event pairs, 6 based on Foata normal form. 0/110 useless extension candidates. Maximal degree in co-relation 193. Up to 32 conditions per place. [2021-06-11 07:51:17,805 INFO L151 LiptonReduction]: Number of co-enabled transitions 438 [2021-06-11 07:51:17,807 INFO L163 LiptonReduction]: Checked pairs total: 364 [2021-06-11 07:51:17,807 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 07:51:17,807 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 10 [2021-06-11 07:51:17,807 INFO L480 AbstractCegarLoop]: Abstraction has has 37 places, 31 transitions, 116 flow [2021-06-11 07:51:17,808 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 92.33333333333333) internal successors, (277), 3 states have internal predecessors, (277), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:17,808 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 07:51:17,808 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-06-11 07:51:17,808 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-06-11 07:51:17,808 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 07:51:17,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 07:51:17,808 INFO L82 PathProgramCache]: Analyzing trace with hash -432528016, now seen corresponding path program 1 times [2021-06-11 07:51:17,808 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 07:51:17,809 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2139107502] [2021-06-11 07:51:17,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 07:51:17,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:51:17,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:17,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:17,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:17,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:51:17,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:17,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:17,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:17,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:17,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:17,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:17,839 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 07:51:17,839 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2139107502] [2021-06-11 07:51:17,839 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1648689154] [2021-06-11 07:51:17,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 07:51:17,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:51:17,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 4 conjunts are in the unsatisfiable core [2021-06-11 07:51:17,900 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 07:51:17,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:17,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:17,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:17,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:17,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:17,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:17,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:17,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:17,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:17,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:17,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:17,907 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:17,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:17,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:17,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 07:51:17,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:17,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:17,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:17,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:17,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:17,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:17,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:17,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:17,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:17,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:17,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:17,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:17,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:17,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:17,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:17,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:17,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:17,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:17,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:17,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:17,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:17,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:17,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:17,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:17,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:17,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:17,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:17,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:17,925 INFO L142 QuantifierPusher]: treesize reduction 1, result has 91.7 percent of original size [2021-06-11 07:51:17,925 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:17,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:17,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:17,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 07:51:17,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:17,929 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:17,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:17,930 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:17,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:17,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:17,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 07:51:17,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 07:51:17,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:17,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:17,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:17,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:17,933 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 07:51:17,933 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 07:51:17,933 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2021-06-11 07:51:17,933 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [91792142] [2021-06-11 07:51:17,934 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-11 07:51:17,934 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 07:51:17,934 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-11 07:51:17,935 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-06-11 07:51:17,935 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 91 out of 165 [2021-06-11 07:51:17,936 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 37 places, 31 transitions, 116 flow. Second operand has 7 states, 7 states have (on average 92.57142857142857) internal successors, (648), 7 states have internal predecessors, (648), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:17,936 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 07:51:17,936 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 91 of 165 [2021-06-11 07:51:17,936 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 07:51:17,992 INFO L129 PetriNetUnfolder]: 38/169 cut-off events. [2021-06-11 07:51:17,992 INFO L130 PetriNetUnfolder]: For 58/62 co-relation queries the response was YES. [2021-06-11 07:51:17,993 INFO L84 FinitePrefix]: Finished finitePrefix Result has 358 conditions, 169 events. 38/169 cut-off events. For 58/62 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 642 event pairs, 12 based on Foata normal form. 0/139 useless extension candidates. Maximal degree in co-relation 338. Up to 90 conditions per place. [2021-06-11 07:51:17,994 INFO L132 encePairwiseOnDemand]: 158/165 looper letters, 9 selfloop transitions, 6 changer transitions 0/35 dead transitions. [2021-06-11 07:51:17,994 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 40 places, 35 transitions, 154 flow [2021-06-11 07:51:17,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-11 07:51:17,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-06-11 07:51:17,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 381 transitions. [2021-06-11 07:51:17,995 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5772727272727273 [2021-06-11 07:51:17,995 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 381 transitions. [2021-06-11 07:51:17,995 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 381 transitions. [2021-06-11 07:51:17,996 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 07:51:17,996 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 381 transitions. [2021-06-11 07:51:17,996 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 95.25) internal successors, (381), 4 states have internal predecessors, (381), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:17,997 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 165.0) internal successors, (825), 5 states have internal predecessors, (825), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:17,997 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 165.0) internal successors, (825), 5 states have internal predecessors, (825), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:17,997 INFO L185 Difference]: Start difference. First operand has 37 places, 31 transitions, 116 flow. Second operand 4 states and 381 transitions. [2021-06-11 07:51:17,998 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 40 places, 35 transitions, 154 flow [2021-06-11 07:51:18,000 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 39 places, 35 transitions, 152 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-06-11 07:51:18,000 INFO L241 Difference]: Finished difference. Result has 40 places, 33 transitions, 142 flow [2021-06-11 07:51:18,001 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=165, PETRI_DIFFERENCE_MINUEND_FLOW=114, PETRI_DIFFERENCE_MINUEND_PLACES=36, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=31, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=25, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=142, PETRI_PLACES=40, PETRI_TRANSITIONS=33} [2021-06-11 07:51:18,001 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 5 predicate places. [2021-06-11 07:51:18,001 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 07:51:18,001 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 40 places, 33 transitions, 142 flow [2021-06-11 07:51:18,001 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 40 places, 33 transitions, 142 flow [2021-06-11 07:51:18,001 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 40 places, 33 transitions, 142 flow [2021-06-11 07:51:18,010 INFO L129 PetriNetUnfolder]: 38/169 cut-off events. [2021-06-11 07:51:18,011 INFO L130 PetriNetUnfolder]: For 58/58 co-relation queries the response was YES. [2021-06-11 07:51:18,011 INFO L84 FinitePrefix]: Finished finitePrefix Result has 355 conditions, 169 events. 38/169 cut-off events. For 58/58 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 653 event pairs, 12 based on Foata normal form. 0/154 useless extension candidates. Maximal degree in co-relation 185. Up to 68 conditions per place. [2021-06-11 07:51:18,013 INFO L151 LiptonReduction]: Number of co-enabled transitions 486 [2021-06-11 07:51:18,049 INFO L163 LiptonReduction]: Checked pairs total: 396 [2021-06-11 07:51:18,049 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 07:51:18,049 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 48 [2021-06-11 07:51:18,049 INFO L480 AbstractCegarLoop]: Abstraction has has 40 places, 33 transitions, 142 flow [2021-06-11 07:51:18,051 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 92.57142857142857) internal successors, (648), 7 states have internal predecessors, (648), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:18,051 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 07:51:18,051 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 07:51:18,270 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-06-11 07:51:18,270 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 07:51:18,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 07:51:18,271 INFO L82 PathProgramCache]: Analyzing trace with hash 3124450, now seen corresponding path program 1 times [2021-06-11 07:51:18,271 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 07:51:18,271 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [141260376] [2021-06-11 07:51:18,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 07:51:18,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:51:18,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:18,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:18,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:18,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 07:51:18,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:18,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:18,300 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-11 07:51:18,300 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [141260376] [2021-06-11 07:51:18,300 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1091683528] [2021-06-11 07:51:18,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 07:51:18,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:51:18,364 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjunts are in the unsatisfiable core [2021-06-11 07:51:18,365 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 07:51:18,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:18,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-11 07:51:18,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:18,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:51:18,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:18,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:18,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:18,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:18,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:18,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:18,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:18,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:18,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:18,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:18,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:18,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:18,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:18,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:18,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:18,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:18,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:18,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:18,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:18,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:18,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:18,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:18,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:18,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:18,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:18,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:18,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:18,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:18,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:18,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:18,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:18,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:18,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:18,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:18,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:18,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:18,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:18,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:18,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:18,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:18,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:18,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:18,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:18,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:18,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:18,390 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:18,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:18,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:51:18,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:51:18,391 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:18,392 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:18,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:18,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:51:18,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:51:18,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:18,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:18,394 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:18,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:18,401 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-06-11 07:51:18,401 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:18,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:18,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:18,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 07:51:18,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:18,408 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:18,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:18,409 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:18,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:18,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:18,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 07:51:18,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 07:51:18,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:18,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:18,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:18,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:18,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:18,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:18,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:18,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:18,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:18,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:18,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:18,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:18,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:18,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:18,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:18,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:18,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:18,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:18,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:18,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:18,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:18,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:18,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:18,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:18,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:18,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:18,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:18,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:18,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:18,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:18,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:18,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:18,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:18,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:18,418 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-11 07:51:18,418 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 07:51:18,419 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 5 [2021-06-11 07:51:18,419 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1123496778] [2021-06-11 07:51:18,420 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-11 07:51:18,420 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 07:51:18,421 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-11 07:51:18,421 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-06-11 07:51:18,422 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 91 out of 165 [2021-06-11 07:51:18,422 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 40 places, 33 transitions, 142 flow. Second operand has 6 states, 6 states have (on average 93.16666666666667) internal successors, (559), 6 states have internal predecessors, (559), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:18,422 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 07:51:18,422 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 91 of 165 [2021-06-11 07:51:18,423 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 07:51:18,488 INFO L129 PetriNetUnfolder]: 37/165 cut-off events. [2021-06-11 07:51:18,489 INFO L130 PetriNetUnfolder]: For 82/85 co-relation queries the response was YES. [2021-06-11 07:51:18,489 INFO L84 FinitePrefix]: Finished finitePrefix Result has 459 conditions, 165 events. 37/165 cut-off events. For 82/85 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 625 event pairs, 12 based on Foata normal form. 1/151 useless extension candidates. Maximal degree in co-relation 241. Up to 109 conditions per place. [2021-06-11 07:51:18,490 INFO L132 encePairwiseOnDemand]: 162/165 looper letters, 13 selfloop transitions, 3 changer transitions 0/36 dead transitions. [2021-06-11 07:51:18,490 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 43 places, 36 transitions, 182 flow [2021-06-11 07:51:18,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-11 07:51:18,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-06-11 07:51:18,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 379 transitions. [2021-06-11 07:51:18,491 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5742424242424242 [2021-06-11 07:51:18,491 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 379 transitions. [2021-06-11 07:51:18,491 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 379 transitions. [2021-06-11 07:51:18,491 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 07:51:18,491 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 379 transitions. [2021-06-11 07:51:18,492 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 94.75) internal successors, (379), 4 states have internal predecessors, (379), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:18,493 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 165.0) internal successors, (825), 5 states have internal predecessors, (825), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:18,493 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 165.0) internal successors, (825), 5 states have internal predecessors, (825), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:18,493 INFO L185 Difference]: Start difference. First operand has 40 places, 33 transitions, 142 flow. Second operand 4 states and 379 transitions. [2021-06-11 07:51:18,493 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 43 places, 36 transitions, 182 flow [2021-06-11 07:51:18,495 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 42 places, 36 transitions, 181 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-06-11 07:51:18,496 INFO L241 Difference]: Finished difference. Result has 43 places, 34 transitions, 157 flow [2021-06-11 07:51:18,496 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=165, PETRI_DIFFERENCE_MINUEND_FLOW=141, PETRI_DIFFERENCE_MINUEND_PLACES=39, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=33, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=30, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=157, PETRI_PLACES=43, PETRI_TRANSITIONS=34} [2021-06-11 07:51:18,496 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 8 predicate places. [2021-06-11 07:51:18,496 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 07:51:18,496 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 43 places, 34 transitions, 157 flow [2021-06-11 07:51:18,496 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 43 places, 34 transitions, 157 flow [2021-06-11 07:51:18,497 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 43 places, 34 transitions, 157 flow [2021-06-11 07:51:18,525 INFO L129 PetriNetUnfolder]: 37/165 cut-off events. [2021-06-11 07:51:18,525 INFO L130 PetriNetUnfolder]: For 65/65 co-relation queries the response was YES. [2021-06-11 07:51:18,526 INFO L84 FinitePrefix]: Finished finitePrefix Result has 356 conditions, 165 events. 37/165 cut-off events. For 65/65 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 634 event pairs, 12 based on Foata normal form. 0/150 useless extension candidates. Maximal degree in co-relation 325. Up to 67 conditions per place. [2021-06-11 07:51:18,527 INFO L151 LiptonReduction]: Number of co-enabled transitions 498 [2021-06-11 07:51:18,529 INFO L163 LiptonReduction]: Checked pairs total: 404 [2021-06-11 07:51:18,529 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 07:51:18,529 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 33 [2021-06-11 07:51:18,530 INFO L480 AbstractCegarLoop]: Abstraction has has 43 places, 34 transitions, 157 flow [2021-06-11 07:51:18,530 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 93.16666666666667) internal successors, (559), 6 states have internal predecessors, (559), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:18,530 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 07:51:18,530 INFO L263 CegarLoopForPetriNet]: trace histogram [4, 4, 1, 1, 1, 1, 1, 1] [2021-06-11 07:51:18,734 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 07:51:18,734 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 07:51:18,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 07:51:18,735 INFO L82 PathProgramCache]: Analyzing trace with hash -616944947, now seen corresponding path program 1 times [2021-06-11 07:51:18,735 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 07:51:18,735 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [824492034] [2021-06-11 07:51:18,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 07:51:18,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-11 07:51:18,753 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-11 07:51:18,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-11 07:51:18,771 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-11 07:51:18,775 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-06-11 07:51:18,775 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-06-11 07:51:18,776 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-06-11 07:51:18,776 WARN L342 ceAbstractionStarter]: 4 thread instances were not sufficient, I will increase this number and restart the analysis [2021-06-11 07:51:18,776 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 5 thread instances. [2021-06-11 07:51:18,787 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,788 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,788 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,788 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,788 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,788 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,788 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,788 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,788 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,788 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,788 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,788 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,788 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,788 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,789 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,789 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,789 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,789 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,789 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,789 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,789 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,789 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,789 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,789 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,789 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,789 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,789 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,789 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,790 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,790 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,790 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,790 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,790 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,790 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,790 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,790 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,790 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,790 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,790 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,790 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,790 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,791 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,791 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,791 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,791 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,791 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,791 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,791 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,791 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,791 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,791 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,791 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,791 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,791 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,791 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,792 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,792 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,792 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,792 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,792 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,792 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,792 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,792 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,792 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,792 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,792 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,792 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,792 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,793 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,793 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,793 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,793 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,793 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,793 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,793 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,794 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,794 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,795 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,795 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,795 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,797 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,797 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,797 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,797 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,797 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,798 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,798 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,798 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,798 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,798 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,800 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,800 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,800 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,800 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,800 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:18,803 INFO L149 ThreadInstanceAdder]: Constructed 5 joinOtherThreadTransitions. [2021-06-11 07:51:18,804 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-06-11 07:51:18,806 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-06-11 07:51:18,806 INFO L377 AbstractCegarLoop]: Hoare is false [2021-06-11 07:51:18,806 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-11 07:51:18,806 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-11 07:51:18,806 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-11 07:51:18,806 INFO L381 AbstractCegarLoop]: Difference is false [2021-06-11 07:51:18,807 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-11 07:51:18,807 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-06-11 07:51:18,809 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 104 places, 104 transitions, 268 flow [2021-06-11 07:51:18,892 INFO L129 PetriNetUnfolder]: 189/1208 cut-off events. [2021-06-11 07:51:18,892 INFO L130 PetriNetUnfolder]: For 110/110 co-relation queries the response was YES. [2021-06-11 07:51:18,895 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1319 conditions, 1208 events. 189/1208 cut-off events. For 110/110 co-relation queries the response was YES. Maximal size of possible extension queue 30. Compared 7037 event pairs, 23 based on Foata normal form. 0/1003 useless extension candidates. Maximal degree in co-relation 678. Up to 80 conditions per place. [2021-06-11 07:51:18,895 INFO L82 GeneralOperation]: Start removeDead. Operand has 104 places, 104 transitions, 268 flow [2021-06-11 07:51:18,898 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 97 places, 96 transitions, 252 flow [2021-06-11 07:51:18,898 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 07:51:18,899 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 97 places, 96 transitions, 252 flow [2021-06-11 07:51:18,899 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 97 places, 96 transitions, 252 flow [2021-06-11 07:51:18,899 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 97 places, 96 transitions, 252 flow [2021-06-11 07:51:18,963 INFO L129 PetriNetUnfolder]: 157/952 cut-off events. [2021-06-11 07:51:18,963 INFO L130 PetriNetUnfolder]: For 110/110 co-relation queries the response was YES. [2021-06-11 07:51:18,966 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1063 conditions, 952 events. 157/952 cut-off events. For 110/110 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 4910 event pairs, 23 based on Foata normal form. 0/811 useless extension candidates. Maximal degree in co-relation 550. Up to 80 conditions per place. [2021-06-11 07:51:18,979 INFO L151 LiptonReduction]: Number of co-enabled transitions 2500 [2021-06-11 07:51:19,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:19,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:19,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:19,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:19,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:19,093 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:19,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:19,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 07:51:19,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:51:19,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:19,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:19,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:19,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:19,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:19,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:19,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:19,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:19,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:19,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:19,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:19,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:19,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:19,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:19,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:19,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:19,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:19,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:19,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:19,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:19,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:19,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:19,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:19,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:19,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:19,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:19,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:19,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:19,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:19,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:19,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:19,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:19,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:19,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:19,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:19,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:19,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:19,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:19,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:19,732 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:19,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:19,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 07:51:19,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:51:19,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:19,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:19,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:19,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:19,858 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-06-11 07:51:19,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:19,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:19,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:19,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:19,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:19,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:19,978 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:19,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:19,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 07:51:19,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:51:20,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:20,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:20,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:20,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:20,152 INFO L142 QuantifierPusher]: treesize reduction 1, result has 96.3 percent of original size [2021-06-11 07:51:20,154 INFO L147 QuantifierPusher]: treesize reduction 10, result has 9.1 percent of original size 1 [2021-06-11 07:51:20,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:20,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:20,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:20,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:20,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:20,331 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:20,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:20,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-11 07:51:20,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 07:51:20,388 INFO L142 QuantifierPusher]: treesize reduction 8, result has 33.3 percent of original size [2021-06-11 07:51:20,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:20,551 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.4 percent of original size [2021-06-11 07:51:20,553 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:20,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:20,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 07:51:20,555 INFO L147 QuantifierPusher]: treesize reduction 12, result has 53.8 percent of original size 14 [2021-06-11 07:51:20,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:20,827 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:20,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:20,829 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:20,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:20,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 07:51:20,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:51:20,835 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:20,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:20,836 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:20,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:20,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 07:51:20,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 07:51:20,837 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:20,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:20,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 07:51:20,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-11 07:51:21,043 INFO L142 QuantifierPusher]: treesize reduction 2, result has 94.4 percent of original size [2021-06-11 07:51:21,044 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 1] term [2021-06-11 07:51:21,044 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 07:51:21,045 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:21,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:21,331 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 113 [2021-06-11 07:51:21,436 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2021-06-11 07:51:21,717 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 116 [2021-06-11 07:51:21,857 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-06-11 07:51:21,865 INFO L142 QuantifierPusher]: treesize reduction 3, result has 97.5 percent of original size [2021-06-11 07:51:21,867 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:21,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:21,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 07:51:21,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:51:21,881 INFO L163 LiptonReduction]: Checked pairs total: 5796 [2021-06-11 07:51:21,881 INFO L165 LiptonReduction]: Total number of compositions: 69 [2021-06-11 07:51:21,882 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2984 [2021-06-11 07:51:21,884 INFO L129 PetriNetUnfolder]: 1/9 cut-off events. [2021-06-11 07:51:21,884 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-11 07:51:21,884 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 07:51:21,884 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2021-06-11 07:51:21,884 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 07:51:21,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 07:51:21,884 INFO L82 PathProgramCache]: Analyzing trace with hash 29309804, now seen corresponding path program 1 times [2021-06-11 07:51:21,885 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 07:51:21,885 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [873676139] [2021-06-11 07:51:21,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 07:51:21,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:51:21,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:21,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 07:51:21,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:21,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:21,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 07:51:21,902 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [873676139] [2021-06-11 07:51:21,902 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 07:51:21,902 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-11 07:51:21,902 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1417117034] [2021-06-11 07:51:21,903 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-11 07:51:21,903 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 07:51:21,903 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-11 07:51:21,903 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-11 07:51:21,903 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 100 out of 173 [2021-06-11 07:51:21,904 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 41 places, 36 transitions, 132 flow. Second operand has 3 states, 3 states have (on average 101.33333333333333) internal successors, (304), 3 states have internal predecessors, (304), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:21,904 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 07:51:21,904 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 100 of 173 [2021-06-11 07:51:21,904 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 07:51:21,940 INFO L129 PetriNetUnfolder]: 85/309 cut-off events. [2021-06-11 07:51:21,940 INFO L130 PetriNetUnfolder]: For 110/114 co-relation queries the response was YES. [2021-06-11 07:51:21,941 INFO L84 FinitePrefix]: Finished finitePrefix Result has 630 conditions, 309 events. 85/309 cut-off events. For 110/114 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 1348 event pairs, 23 based on Foata normal form. 0/208 useless extension candidates. Maximal degree in co-relation 325. Up to 208 conditions per place. [2021-06-11 07:51:21,942 INFO L132 encePairwiseOnDemand]: 170/173 looper letters, 10 selfloop transitions, 2 changer transitions 1/38 dead transitions. [2021-06-11 07:51:21,943 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 43 places, 38 transitions, 162 flow [2021-06-11 07:51:21,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-11 07:51:21,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-06-11 07:51:21,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 314 transitions. [2021-06-11 07:51:21,944 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.605009633911368 [2021-06-11 07:51:21,944 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 314 transitions. [2021-06-11 07:51:21,944 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 314 transitions. [2021-06-11 07:51:21,944 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 07:51:21,944 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 314 transitions. [2021-06-11 07:51:21,945 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 104.66666666666667) internal successors, (314), 3 states have internal predecessors, (314), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:21,946 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 173.0) internal successors, (692), 4 states have internal predecessors, (692), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:21,946 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 173.0) internal successors, (692), 4 states have internal predecessors, (692), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:21,946 INFO L185 Difference]: Start difference. First operand has 41 places, 36 transitions, 132 flow. Second operand 3 states and 314 transitions. [2021-06-11 07:51:21,946 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 43 places, 38 transitions, 162 flow [2021-06-11 07:51:21,947 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 43 places, 38 transitions, 162 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-06-11 07:51:21,948 INFO L241 Difference]: Finished difference. Result has 44 places, 36 transitions, 142 flow [2021-06-11 07:51:21,948 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=173, PETRI_DIFFERENCE_MINUEND_FLOW=132, PETRI_DIFFERENCE_MINUEND_PLACES=41, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=36, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=34, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=142, PETRI_PLACES=44, PETRI_TRANSITIONS=36} [2021-06-11 07:51:21,948 INFO L343 CegarLoopForPetriNet]: 41 programPoint places, 3 predicate places. [2021-06-11 07:51:21,948 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 07:51:21,948 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 44 places, 36 transitions, 142 flow [2021-06-11 07:51:21,948 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 44 places, 36 transitions, 142 flow [2021-06-11 07:51:21,948 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 43 places, 36 transitions, 142 flow [2021-06-11 07:51:21,960 INFO L129 PetriNetUnfolder]: 85/277 cut-off events. [2021-06-11 07:51:21,960 INFO L130 PetriNetUnfolder]: For 110/114 co-relation queries the response was YES. [2021-06-11 07:51:21,961 INFO L84 FinitePrefix]: Finished finitePrefix Result has 402 conditions, 277 events. 85/277 cut-off events. For 110/114 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 1134 event pairs, 23 based on Foata normal form. 0/213 useless extension candidates. Maximal degree in co-relation 385. Up to 80 conditions per place. [2021-06-11 07:51:21,963 INFO L151 LiptonReduction]: Number of co-enabled transitions 636 [2021-06-11 07:51:21,965 INFO L163 LiptonReduction]: Checked pairs total: 544 [2021-06-11 07:51:21,965 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 07:51:21,966 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 18 [2021-06-11 07:51:21,966 INFO L480 AbstractCegarLoop]: Abstraction has has 43 places, 36 transitions, 142 flow [2021-06-11 07:51:21,966 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 101.33333333333333) internal successors, (304), 3 states have internal predecessors, (304), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:21,966 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 07:51:21,966 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-06-11 07:51:21,966 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-06-11 07:51:21,966 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 07:51:21,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 07:51:21,967 INFO L82 PathProgramCache]: Analyzing trace with hash 1460290692, now seen corresponding path program 1 times [2021-06-11 07:51:21,967 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 07:51:21,967 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1832685694] [2021-06-11 07:51:21,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 07:51:21,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:51:21,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:21,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:21,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:21,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:21,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:21,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:21,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:21,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:21,996 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 07:51:21,996 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1832685694] [2021-06-11 07:51:21,996 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1770478289] [2021-06-11 07:51:21,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 07:51:22,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:51:22,077 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 4 conjunts are in the unsatisfiable core [2021-06-11 07:51:22,078 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 07:51:22,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:22,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:22,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:22,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:22,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:22,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,082 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:22,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:22,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 07:51:22,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:22,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:22,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:22,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:22,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:22,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:22,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:22,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:22,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:22,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:22,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:22,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:22,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:22,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:22,098 INFO L142 QuantifierPusher]: treesize reduction 1, result has 91.7 percent of original size [2021-06-11 07:51:22,099 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:22,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:22,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 07:51:22,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,100 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:22,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,101 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:22,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:22,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 07:51:22,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 07:51:22,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:22,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:22,104 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 07:51:22,104 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 07:51:22,104 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2021-06-11 07:51:22,104 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1025903594] [2021-06-11 07:51:22,104 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-11 07:51:22,104 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 07:51:22,105 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-11 07:51:22,105 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-06-11 07:51:22,105 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 100 out of 173 [2021-06-11 07:51:22,106 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 43 places, 36 transitions, 142 flow. Second operand has 6 states, 6 states have (on average 101.33333333333333) internal successors, (608), 6 states have internal predecessors, (608), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:22,106 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 07:51:22,106 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 100 of 173 [2021-06-11 07:51:22,106 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 07:51:22,161 INFO L129 PetriNetUnfolder]: 90/329 cut-off events. [2021-06-11 07:51:22,162 INFO L130 PetriNetUnfolder]: For 125/130 co-relation queries the response was YES. [2021-06-11 07:51:22,162 INFO L84 FinitePrefix]: Finished finitePrefix Result has 684 conditions, 329 events. 90/329 cut-off events. For 125/130 co-relation queries the response was YES. Maximal size of possible extension queue 23. Compared 1491 event pairs, 33 based on Foata normal form. 0/267 useless extension candidates. Maximal degree in co-relation 663. Up to 176 conditions per place. [2021-06-11 07:51:22,164 INFO L132 encePairwiseOnDemand]: 166/173 looper letters, 9 selfloop transitions, 6 changer transitions 0/40 dead transitions. [2021-06-11 07:51:22,164 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 46 places, 40 transitions, 180 flow [2021-06-11 07:51:22,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-11 07:51:22,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-06-11 07:51:22,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 417 transitions. [2021-06-11 07:51:22,166 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6026011560693642 [2021-06-11 07:51:22,166 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 417 transitions. [2021-06-11 07:51:22,166 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 417 transitions. [2021-06-11 07:51:22,166 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 07:51:22,166 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 417 transitions. [2021-06-11 07:51:22,167 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 104.25) internal successors, (417), 4 states have internal predecessors, (417), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:22,168 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 173.0) internal successors, (865), 5 states have internal predecessors, (865), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:22,168 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 173.0) internal successors, (865), 5 states have internal predecessors, (865), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:22,168 INFO L185 Difference]: Start difference. First operand has 43 places, 36 transitions, 142 flow. Second operand 4 states and 417 transitions. [2021-06-11 07:51:22,168 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 46 places, 40 transitions, 180 flow [2021-06-11 07:51:22,169 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 45 places, 40 transitions, 178 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-06-11 07:51:22,172 INFO L241 Difference]: Finished difference. Result has 46 places, 38 transitions, 168 flow [2021-06-11 07:51:22,172 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=173, PETRI_DIFFERENCE_MINUEND_FLOW=140, PETRI_DIFFERENCE_MINUEND_PLACES=42, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=36, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=30, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=168, PETRI_PLACES=46, PETRI_TRANSITIONS=38} [2021-06-11 07:51:22,172 INFO L343 CegarLoopForPetriNet]: 41 programPoint places, 5 predicate places. [2021-06-11 07:51:22,173 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 07:51:22,173 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 46 places, 38 transitions, 168 flow [2021-06-11 07:51:22,173 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 46 places, 38 transitions, 168 flow [2021-06-11 07:51:22,173 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 46 places, 38 transitions, 168 flow [2021-06-11 07:51:22,188 INFO L129 PetriNetUnfolder]: 90/329 cut-off events. [2021-06-11 07:51:22,188 INFO L130 PetriNetUnfolder]: For 125/130 co-relation queries the response was YES. [2021-06-11 07:51:22,189 INFO L84 FinitePrefix]: Finished finitePrefix Result has 683 conditions, 329 events. 90/329 cut-off events. For 125/130 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 1512 event pairs, 33 based on Foata normal form. 0/298 useless extension candidates. Maximal degree in co-relation 355. Up to 136 conditions per place. [2021-06-11 07:51:22,192 INFO L151 LiptonReduction]: Number of co-enabled transitions 696 [2021-06-11 07:51:22,194 INFO L163 LiptonReduction]: Checked pairs total: 584 [2021-06-11 07:51:22,194 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 07:51:22,194 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 21 [2021-06-11 07:51:22,194 INFO L480 AbstractCegarLoop]: Abstraction has has 46 places, 38 transitions, 168 flow [2021-06-11 07:51:22,195 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 101.33333333333333) internal successors, (608), 6 states have internal predecessors, (608), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:22,195 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 07:51:22,195 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 07:51:22,408 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2021-06-11 07:51:22,409 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 07:51:22,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 07:51:22,409 INFO L82 PathProgramCache]: Analyzing trace with hash -92445676, now seen corresponding path program 1 times [2021-06-11 07:51:22,409 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 07:51:22,409 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1121476198] [2021-06-11 07:51:22,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 07:51:22,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:51:22,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 07:51:22,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 07:51:22,435 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:22,436 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-11 07:51:22,436 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1121476198] [2021-06-11 07:51:22,436 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [283606773] [2021-06-11 07:51:22,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 07:51:22,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:51:22,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjunts are in the unsatisfiable core [2021-06-11 07:51:22,499 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 07:51:22,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-11 07:51:22,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:51:22,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:22,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:22,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:22,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:22,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:22,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:22,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:22,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:22,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:22,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:22,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,512 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:22,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:51:22,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:51:22,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,514 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:22,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:51:22,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:51:22,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:22,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:22,523 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-06-11 07:51:22,524 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:22,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:22,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 07:51:22,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,526 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:22,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,528 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:22,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:22,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 07:51:22,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 07:51:22,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:22,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:22,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:22,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:22,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:22,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:22,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:22,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:22,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:22,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:22,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:22,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:22,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:22,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:22,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:22,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:22,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:22,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:22,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:22,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:22,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:22,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:22,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:22,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:22,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:22,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:22,542 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-11 07:51:22,542 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 07:51:22,542 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 5 [2021-06-11 07:51:22,542 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [409694298] [2021-06-11 07:51:22,543 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-11 07:51:22,543 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 07:51:22,543 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-11 07:51:22,543 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-06-11 07:51:22,544 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 100 out of 173 [2021-06-11 07:51:22,544 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 46 places, 38 transitions, 168 flow. Second operand has 6 states, 6 states have (on average 102.16666666666667) internal successors, (613), 6 states have internal predecessors, (613), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:22,544 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 07:51:22,544 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 100 of 173 [2021-06-11 07:51:22,544 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 07:51:22,593 INFO L129 PetriNetUnfolder]: 89/325 cut-off events. [2021-06-11 07:51:22,593 INFO L130 PetriNetUnfolder]: For 170/173 co-relation queries the response was YES. [2021-06-11 07:51:22,594 INFO L84 FinitePrefix]: Finished finitePrefix Result has 891 conditions, 325 events. 89/325 cut-off events. For 170/173 co-relation queries the response was YES. Maximal size of possible extension queue 23. Compared 1472 event pairs, 33 based on Foata normal form. 1/295 useless extension candidates. Maximal degree in co-relation 466. Up to 213 conditions per place. [2021-06-11 07:51:22,595 INFO L132 encePairwiseOnDemand]: 170/173 looper letters, 13 selfloop transitions, 3 changer transitions 0/41 dead transitions. [2021-06-11 07:51:22,595 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 49 places, 41 transitions, 208 flow [2021-06-11 07:51:22,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-11 07:51:22,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-06-11 07:51:22,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 415 transitions. [2021-06-11 07:51:22,596 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5997109826589595 [2021-06-11 07:51:22,596 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 415 transitions. [2021-06-11 07:51:22,596 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 415 transitions. [2021-06-11 07:51:22,597 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 07:51:22,597 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 415 transitions. [2021-06-11 07:51:22,597 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 103.75) internal successors, (415), 4 states have internal predecessors, (415), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:22,599 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 173.0) internal successors, (865), 5 states have internal predecessors, (865), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:22,599 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 173.0) internal successors, (865), 5 states have internal predecessors, (865), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:22,600 INFO L185 Difference]: Start difference. First operand has 46 places, 38 transitions, 168 flow. Second operand 4 states and 415 transitions. [2021-06-11 07:51:22,600 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 49 places, 41 transitions, 208 flow [2021-06-11 07:51:22,601 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 48 places, 41 transitions, 207 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-06-11 07:51:22,601 INFO L241 Difference]: Finished difference. Result has 49 places, 39 transitions, 183 flow [2021-06-11 07:51:22,601 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=173, PETRI_DIFFERENCE_MINUEND_FLOW=167, PETRI_DIFFERENCE_MINUEND_PLACES=45, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=38, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=35, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=183, PETRI_PLACES=49, PETRI_TRANSITIONS=39} [2021-06-11 07:51:22,601 INFO L343 CegarLoopForPetriNet]: 41 programPoint places, 8 predicate places. [2021-06-11 07:51:22,602 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 07:51:22,602 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 49 places, 39 transitions, 183 flow [2021-06-11 07:51:22,603 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 49 places, 39 transitions, 183 flow [2021-06-11 07:51:22,603 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 49 places, 39 transitions, 183 flow [2021-06-11 07:51:22,617 INFO L129 PetriNetUnfolder]: 89/325 cut-off events. [2021-06-11 07:51:22,617 INFO L130 PetriNetUnfolder]: For 133/134 co-relation queries the response was YES. [2021-06-11 07:51:22,618 INFO L84 FinitePrefix]: Finished finitePrefix Result has 686 conditions, 325 events. 89/325 cut-off events. For 133/134 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 1512 event pairs, 33 based on Foata normal form. 0/294 useless extension candidates. Maximal degree in co-relation 654. Up to 135 conditions per place. [2021-06-11 07:51:22,622 INFO L151 LiptonReduction]: Number of co-enabled transitions 708 [2021-06-11 07:51:22,625 INFO L163 LiptonReduction]: Checked pairs total: 592 [2021-06-11 07:51:22,625 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 07:51:22,625 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 23 [2021-06-11 07:51:22,627 INFO L480 AbstractCegarLoop]: Abstraction has has 49 places, 39 transitions, 183 flow [2021-06-11 07:51:22,627 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 102.16666666666667) internal successors, (613), 6 states have internal predecessors, (613), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:22,627 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 07:51:22,628 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 07:51:22,832 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 07:51:22,833 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 07:51:22,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 07:51:22,833 INFO L82 PathProgramCache]: Analyzing trace with hash 1970508939, now seen corresponding path program 1 times [2021-06-11 07:51:22,833 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 07:51:22,833 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [275360115] [2021-06-11 07:51:22,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 07:51:22,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:51:22,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:22,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:22,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:22,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:22,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 07:51:22,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:22,872 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-11 07:51:22,872 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [275360115] [2021-06-11 07:51:22,872 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1199481923] [2021-06-11 07:51:22,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 07:51:22,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:51:22,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 6 conjunts are in the unsatisfiable core [2021-06-11 07:51:22,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 07:51:22,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:22,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:22,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:22,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:22,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:22,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:22,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:22,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:22,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:22,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:22,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:22,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:22,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,940 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:22,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:51:22,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:22,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,943 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:22,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:51:22,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:22,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:22,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:22,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:22,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,947 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:22,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:22,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 07:51:22,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:22,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:22,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:22,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:22,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:22,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:22,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:22,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:22,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:22,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:22,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:22,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:22,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:22,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:22,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:22,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:22,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:22,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:22,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:22,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:22,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:22,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:22,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:22,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:22,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:22,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:22,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:22,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:22,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:22,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:22,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:22,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:22,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:22,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:22,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,974 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:22,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:51:22,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:51:22,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,976 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:22,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:51:22,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:51:22,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:22,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:22,986 INFO L142 QuantifierPusher]: treesize reduction 1, result has 91.7 percent of original size [2021-06-11 07:51:22,986 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:22,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:22,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 07:51:22,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,987 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:22,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,988 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:22,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:22,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 07:51:22,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 07:51:22,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:22,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:22,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:22,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:22,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:22,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:22,993 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-11 07:51:22,993 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 07:51:22,993 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2021-06-11 07:51:22,993 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [152368472] [2021-06-11 07:51:22,993 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-06-11 07:51:22,993 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 07:51:22,994 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-06-11 07:51:22,994 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2021-06-11 07:51:22,996 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 100 out of 173 [2021-06-11 07:51:22,997 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 49 places, 39 transitions, 183 flow. Second operand has 9 states, 9 states have (on average 101.66666666666667) internal successors, (915), 9 states have internal predecessors, (915), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:22,998 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 07:51:22,998 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 100 of 173 [2021-06-11 07:51:22,998 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 07:51:23,092 INFO L129 PetriNetUnfolder]: 95/370 cut-off events. [2021-06-11 07:51:23,092 INFO L130 PetriNetUnfolder]: For 215/218 co-relation queries the response was YES. [2021-06-11 07:51:23,093 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1004 conditions, 370 events. 95/370 cut-off events. For 215/218 co-relation queries the response was YES. Maximal size of possible extension queue 32. Compared 1878 event pairs, 53 based on Foata normal form. 14/358 useless extension candidates. Maximal degree in co-relation 966. Up to 156 conditions per place. [2021-06-11 07:51:23,095 INFO L132 encePairwiseOnDemand]: 163/173 looper letters, 6 selfloop transitions, 14 changer transitions 0/45 dead transitions. [2021-06-11 07:51:23,095 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 54 places, 45 transitions, 239 flow [2021-06-11 07:51:23,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-11 07:51:23,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-06-11 07:51:23,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 622 transitions. [2021-06-11 07:51:23,098 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5992292870905588 [2021-06-11 07:51:23,098 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 622 transitions. [2021-06-11 07:51:23,098 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 622 transitions. [2021-06-11 07:51:23,098 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 07:51:23,098 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 622 transitions. [2021-06-11 07:51:23,099 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 103.66666666666667) internal successors, (622), 6 states have internal predecessors, (622), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:23,101 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 173.0) internal successors, (1211), 7 states have internal predecessors, (1211), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:23,102 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 173.0) internal successors, (1211), 7 states have internal predecessors, (1211), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:23,102 INFO L185 Difference]: Start difference. First operand has 49 places, 39 transitions, 183 flow. Second operand 6 states and 622 transitions. [2021-06-11 07:51:23,102 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 54 places, 45 transitions, 239 flow [2021-06-11 07:51:23,104 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 52 places, 45 transitions, 233 flow, removed 1 selfloop flow, removed 2 redundant places. [2021-06-11 07:51:23,105 INFO L241 Difference]: Finished difference. Result has 54 places, 43 transitions, 241 flow [2021-06-11 07:51:23,105 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=173, PETRI_DIFFERENCE_MINUEND_FLOW=177, PETRI_DIFFERENCE_MINUEND_PLACES=47, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=39, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=26, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=241, PETRI_PLACES=54, PETRI_TRANSITIONS=43} [2021-06-11 07:51:23,105 INFO L343 CegarLoopForPetriNet]: 41 programPoint places, 13 predicate places. [2021-06-11 07:51:23,105 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 07:51:23,105 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 54 places, 43 transitions, 241 flow [2021-06-11 07:51:23,105 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 54 places, 43 transitions, 241 flow [2021-06-11 07:51:23,106 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 54 places, 43 transitions, 241 flow [2021-06-11 07:51:23,125 INFO L129 PetriNetUnfolder]: 95/370 cut-off events. [2021-06-11 07:51:23,126 INFO L130 PetriNetUnfolder]: For 326/327 co-relation queries the response was YES. [2021-06-11 07:51:23,127 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1110 conditions, 370 events. 95/370 cut-off events. For 326/327 co-relation queries the response was YES. Maximal size of possible extension queue 30. Compared 1869 event pairs, 53 based on Foata normal form. 0/344 useless extension candidates. Maximal degree in co-relation 563. Up to 156 conditions per place. [2021-06-11 07:51:23,130 INFO L151 LiptonReduction]: Number of co-enabled transitions 804 [2021-06-11 07:51:23,174 INFO L163 LiptonReduction]: Checked pairs total: 656 [2021-06-11 07:51:23,174 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 07:51:23,175 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 70 [2021-06-11 07:51:23,175 INFO L480 AbstractCegarLoop]: Abstraction has has 54 places, 43 transitions, 241 flow [2021-06-11 07:51:23,175 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 101.66666666666667) internal successors, (915), 9 states have internal predecessors, (915), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:23,175 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 07:51:23,176 INFO L263 CegarLoopForPetriNet]: trace histogram [5, 5, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 07:51:23,393 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2021-06-11 07:51:23,395 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 07:51:23,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 07:51:23,395 INFO L82 PathProgramCache]: Analyzing trace with hash 1121218662, now seen corresponding path program 1 times [2021-06-11 07:51:23,395 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 07:51:23,396 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1387701890] [2021-06-11 07:51:23,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 07:51:23,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-11 07:51:23,417 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-11 07:51:23,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-11 07:51:23,437 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-11 07:51:23,448 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-06-11 07:51:23,448 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-06-11 07:51:23,449 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-06-11 07:51:23,449 WARN L342 ceAbstractionStarter]: 5 thread instances were not sufficient, I will increase this number and restart the analysis [2021-06-11 07:51:23,449 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 6 thread instances. [2021-06-11 07:51:23,459 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,459 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,459 WARN L313 ript$VariableManager]: TermVariabe thrThread3of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,459 WARN L313 ript$VariableManager]: TermVariabe thrThread3of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,459 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,459 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,459 WARN L313 ript$VariableManager]: TermVariabe thrThread3of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,459 WARN L313 ript$VariableManager]: TermVariabe thrThread3of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,459 WARN L313 ript$VariableManager]: TermVariabe thrThread3of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,459 WARN L313 ript$VariableManager]: TermVariabe thrThread3of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,459 WARN L313 ript$VariableManager]: TermVariabe thrThread3of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,459 WARN L313 ript$VariableManager]: TermVariabe thrThread3of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,459 WARN L313 ript$VariableManager]: TermVariabe thrThread3of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,459 WARN L313 ript$VariableManager]: TermVariabe thrThread3of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,460 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,460 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,460 WARN L313 ript$VariableManager]: TermVariabe thrThread4of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,460 WARN L313 ript$VariableManager]: TermVariabe thrThread4of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,460 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,461 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,461 WARN L313 ript$VariableManager]: TermVariabe thrThread4of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,461 WARN L313 ript$VariableManager]: TermVariabe thrThread4of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,461 WARN L313 ript$VariableManager]: TermVariabe thrThread4of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,462 WARN L313 ript$VariableManager]: TermVariabe thrThread4of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,462 WARN L313 ript$VariableManager]: TermVariabe thrThread4of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,462 WARN L313 ript$VariableManager]: TermVariabe thrThread4of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,462 WARN L313 ript$VariableManager]: TermVariabe thrThread4of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,462 WARN L313 ript$VariableManager]: TermVariabe thrThread4of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,462 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,462 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,462 WARN L313 ript$VariableManager]: TermVariabe thrThread5of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,462 WARN L313 ript$VariableManager]: TermVariabe thrThread5of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,462 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,462 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,462 WARN L313 ript$VariableManager]: TermVariabe thrThread5of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,462 WARN L313 ript$VariableManager]: TermVariabe thrThread5of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,462 WARN L313 ript$VariableManager]: TermVariabe thrThread5of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,462 WARN L313 ript$VariableManager]: TermVariabe thrThread5of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,462 WARN L313 ript$VariableManager]: TermVariabe thrThread5of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,462 WARN L313 ript$VariableManager]: TermVariabe thrThread5of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,462 WARN L313 ript$VariableManager]: TermVariabe thrThread5of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,462 WARN L313 ript$VariableManager]: TermVariabe thrThread5of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,463 WARN L313 ript$VariableManager]: TermVariabe |thrThread6of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,463 WARN L313 ript$VariableManager]: TermVariabe |thrThread6of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,463 WARN L313 ript$VariableManager]: TermVariabe thrThread6of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,463 WARN L313 ript$VariableManager]: TermVariabe thrThread6of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,463 WARN L313 ript$VariableManager]: TermVariabe |thrThread6of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,463 WARN L313 ript$VariableManager]: TermVariabe |thrThread6of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,463 WARN L313 ript$VariableManager]: TermVariabe thrThread6of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,463 WARN L313 ript$VariableManager]: TermVariabe thrThread6of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,463 WARN L313 ript$VariableManager]: TermVariabe thrThread6of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,463 WARN L313 ript$VariableManager]: TermVariabe thrThread6of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,463 WARN L313 ript$VariableManager]: TermVariabe thrThread6of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,463 WARN L313 ript$VariableManager]: TermVariabe thrThread6of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,463 WARN L313 ript$VariableManager]: TermVariabe thrThread6of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,463 WARN L313 ript$VariableManager]: TermVariabe thrThread6of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,463 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,463 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,463 WARN L313 ript$VariableManager]: TermVariabe thrThread2of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,463 WARN L313 ript$VariableManager]: TermVariabe thrThread2of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,464 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,464 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,464 WARN L313 ript$VariableManager]: TermVariabe thrThread2of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,464 WARN L313 ript$VariableManager]: TermVariabe thrThread2of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,464 WARN L313 ript$VariableManager]: TermVariabe thrThread2of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,464 WARN L313 ript$VariableManager]: TermVariabe thrThread2of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,464 WARN L313 ript$VariableManager]: TermVariabe thrThread2of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,464 WARN L313 ript$VariableManager]: TermVariabe thrThread2of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,464 WARN L313 ript$VariableManager]: TermVariabe thrThread2of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,464 WARN L313 ript$VariableManager]: TermVariabe thrThread2of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,465 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,465 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,465 WARN L313 ript$VariableManager]: TermVariabe thrThread1of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,465 WARN L313 ript$VariableManager]: TermVariabe thrThread1of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,465 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,465 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,465 WARN L313 ript$VariableManager]: TermVariabe thrThread1of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,465 WARN L313 ript$VariableManager]: TermVariabe thrThread1of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,465 WARN L313 ript$VariableManager]: TermVariabe thrThread1of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,465 WARN L313 ript$VariableManager]: TermVariabe thrThread1of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,465 WARN L313 ript$VariableManager]: TermVariabe thrThread1of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,465 WARN L313 ript$VariableManager]: TermVariabe thrThread1of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,465 WARN L313 ript$VariableManager]: TermVariabe thrThread1of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,465 WARN L313 ript$VariableManager]: TermVariabe thrThread1of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,466 WARN L313 ript$VariableManager]: TermVariabe thrThread1of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,466 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,466 WARN L313 ript$VariableManager]: TermVariabe thrThread1of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,466 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,466 WARN L313 ript$VariableManager]: TermVariabe thrThread1of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,467 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,467 WARN L313 ript$VariableManager]: TermVariabe thrThread2of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,467 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,467 WARN L313 ript$VariableManager]: TermVariabe thrThread2of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,467 WARN L313 ript$VariableManager]: TermVariabe thrThread2of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,467 WARN L313 ript$VariableManager]: TermVariabe thrThread3of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,467 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,467 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,468 WARN L313 ript$VariableManager]: TermVariabe thrThread3of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,468 WARN L313 ript$VariableManager]: TermVariabe thrThread3of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,468 WARN L313 ript$VariableManager]: TermVariabe thrThread4of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,468 WARN L313 ript$VariableManager]: TermVariabe thrThread4of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,468 WARN L313 ript$VariableManager]: TermVariabe thrThread4of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,468 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,468 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,469 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,469 WARN L313 ript$VariableManager]: TermVariabe thrThread5of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,469 WARN L313 ript$VariableManager]: TermVariabe thrThread5of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,469 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,470 WARN L313 ript$VariableManager]: TermVariabe thrThread5of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,470 WARN L313 ript$VariableManager]: TermVariabe thrThread6of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,470 WARN L313 ript$VariableManager]: TermVariabe |thrThread6of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,470 WARN L313 ript$VariableManager]: TermVariabe thrThread6of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,470 WARN L313 ript$VariableManager]: TermVariabe thrThread6of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,470 WARN L313 ript$VariableManager]: TermVariabe |thrThread6of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:23,474 INFO L149 ThreadInstanceAdder]: Constructed 6 joinOtherThreadTransitions. [2021-06-11 07:51:23,475 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-06-11 07:51:23,475 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-06-11 07:51:23,475 INFO L377 AbstractCegarLoop]: Hoare is false [2021-06-11 07:51:23,475 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-11 07:51:23,475 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-11 07:51:23,475 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-11 07:51:23,475 INFO L381 AbstractCegarLoop]: Difference is false [2021-06-11 07:51:23,475 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-11 07:51:23,475 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-06-11 07:51:23,476 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 112 places, 111 transitions, 300 flow [2021-06-11 07:51:23,615 INFO L129 PetriNetUnfolder]: 399/2359 cut-off events. [2021-06-11 07:51:23,615 INFO L130 PetriNetUnfolder]: For 242/242 co-relation queries the response was YES. [2021-06-11 07:51:23,624 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2591 conditions, 2359 events. 399/2359 cut-off events. For 242/242 co-relation queries the response was YES. Maximal size of possible extension queue 60. Compared 16763 event pairs, 72 based on Foata normal form. 0/1960 useless extension candidates. Maximal degree in co-relation 1307. Up to 192 conditions per place. [2021-06-11 07:51:23,624 INFO L82 GeneralOperation]: Start removeDead. Operand has 112 places, 111 transitions, 300 flow [2021-06-11 07:51:23,631 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 105 places, 103 transitions, 284 flow [2021-06-11 07:51:23,631 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 07:51:23,631 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 105 places, 103 transitions, 284 flow [2021-06-11 07:51:23,632 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 105 places, 103 transitions, 284 flow [2021-06-11 07:51:23,632 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 105 places, 103 transitions, 284 flow [2021-06-11 07:51:23,766 INFO L129 PetriNetUnfolder]: 335/1847 cut-off events. [2021-06-11 07:51:23,766 INFO L130 PetriNetUnfolder]: For 242/242 co-relation queries the response was YES. [2021-06-11 07:51:23,773 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2079 conditions, 1847 events. 335/1847 cut-off events. For 242/242 co-relation queries the response was YES. Maximal size of possible extension queue 41. Compared 12095 event pairs, 72 based on Foata normal form. 0/1576 useless extension candidates. Maximal degree in co-relation 1051. Up to 192 conditions per place. [2021-06-11 07:51:23,792 INFO L151 LiptonReduction]: Number of co-enabled transitions 3240 [2021-06-11 07:51:23,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:23,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:23,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:23,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:23,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:23,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:23,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:23,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:23,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:23,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:23,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:23,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:23,996 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:24,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:24,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:24,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:24,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:24,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:24,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:24,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:24,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:24,169 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:24,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:24,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 07:51:24,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:51:24,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:24,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:24,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:24,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:24,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:24,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:24,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:24,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:24,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:24,321 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:24,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:24,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 07:51:24,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:51:24,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:24,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:24,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:24,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:24,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:24,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:24,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:24,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:24,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:24,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:24,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:24,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:24,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:24,543 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:24,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:24,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 07:51:24,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:51:24,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:24,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:24,626 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-06-11 07:51:24,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:24,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:24,733 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:24,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:24,737 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:24,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:24,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 07:51:24,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:51:24,738 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:24,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:24,739 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:24,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:24,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 07:51:24,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 07:51:24,741 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:24,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:24,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 07:51:24,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-11 07:51:24,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:24,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:24,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:24,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:24,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:24,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:24,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:24,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:24,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:24,955 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:24,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:24,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:51:24,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:51:24,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:24,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:25,079 INFO L142 QuantifierPusher]: treesize reduction 1, result has 96.3 percent of original size [2021-06-11 07:51:25,080 INFO L147 QuantifierPusher]: treesize reduction 10, result has 9.1 percent of original size 1 [2021-06-11 07:51:25,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:25,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:25,307 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 55 [2021-06-11 07:51:25,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:25,484 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:25,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:25,486 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:25,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:25,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 07:51:25,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:51:25,487 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:25,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:25,488 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:25,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:25,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 07:51:25,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 07:51:25,489 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:25,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:25,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 07:51:25,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-06-11 07:51:25,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:25,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:25,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:25,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:25,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:25,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:25,618 INFO L142 QuantifierPusher]: treesize reduction 8, result has 33.3 percent of original size [2021-06-11 07:51:25,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:25,829 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.4 percent of original size [2021-06-11 07:51:25,833 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:25,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:25,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 07:51:25,834 INFO L147 QuantifierPusher]: treesize reduction 12, result has 53.8 percent of original size 14 [2021-06-11 07:51:26,091 INFO L142 QuantifierPusher]: treesize reduction 2, result has 94.4 percent of original size [2021-06-11 07:51:26,092 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 1] term [2021-06-11 07:51:26,092 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 07:51:26,103 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:26,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:26,341 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 109 [2021-06-11 07:51:26,452 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2021-06-11 07:51:26,737 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 112 [2021-06-11 07:51:26,854 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-06-11 07:51:26,860 INFO L142 QuantifierPusher]: treesize reduction 3, result has 97.5 percent of original size [2021-06-11 07:51:26,862 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:26,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:26,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 07:51:26,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:51:26,874 INFO L163 LiptonReduction]: Checked pairs total: 7695 [2021-06-11 07:51:26,874 INFO L165 LiptonReduction]: Total number of compositions: 71 [2021-06-11 07:51:26,875 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 3244 [2021-06-11 07:51:26,876 INFO L129 PetriNetUnfolder]: 1/8 cut-off events. [2021-06-11 07:51:26,876 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-11 07:51:26,876 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 07:51:26,876 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2021-06-11 07:51:26,877 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 07:51:26,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 07:51:26,877 INFO L82 PathProgramCache]: Analyzing trace with hash 35124944, now seen corresponding path program 1 times [2021-06-11 07:51:26,877 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 07:51:26,877 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [78836216] [2021-06-11 07:51:26,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 07:51:26,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:51:26,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:26,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:26,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:26,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:26,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 07:51:26,897 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [78836216] [2021-06-11 07:51:26,897 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 07:51:26,897 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-11 07:51:26,897 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [784802603] [2021-06-11 07:51:26,897 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-11 07:51:26,897 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 07:51:26,898 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-11 07:51:26,898 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-11 07:51:26,899 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 109 out of 182 [2021-06-11 07:51:26,899 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 47 places, 41 transitions, 160 flow. Second operand has 3 states, 3 states have (on average 110.33333333333333) internal successors, (331), 3 states have internal predecessors, (331), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:26,899 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 07:51:26,899 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 109 of 182 [2021-06-11 07:51:26,899 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 07:51:26,953 INFO L129 PetriNetUnfolder]: 198/620 cut-off events. [2021-06-11 07:51:26,954 INFO L130 PetriNetUnfolder]: For 242/247 co-relation queries the response was YES. [2021-06-11 07:51:26,956 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1257 conditions, 620 events. 198/620 cut-off events. For 242/247 co-relation queries the response was YES. Maximal size of possible extension queue 36. Compared 3219 event pairs, 72 based on Foata normal form. 0/422 useless extension candidates. Maximal degree in co-relation 631. Up to 403 conditions per place. [2021-06-11 07:51:26,958 INFO L132 encePairwiseOnDemand]: 179/182 looper letters, 10 selfloop transitions, 2 changer transitions 1/43 dead transitions. [2021-06-11 07:51:26,959 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 49 places, 43 transitions, 190 flow [2021-06-11 07:51:26,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-11 07:51:26,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-06-11 07:51:26,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 341 transitions. [2021-06-11 07:51:26,960 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6245421245421245 [2021-06-11 07:51:26,960 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 341 transitions. [2021-06-11 07:51:26,960 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 341 transitions. [2021-06-11 07:51:26,960 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 07:51:26,961 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 341 transitions. [2021-06-11 07:51:26,962 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 113.66666666666667) internal successors, (341), 3 states have internal predecessors, (341), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:26,963 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 182.0) internal successors, (728), 4 states have internal predecessors, (728), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:26,963 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 182.0) internal successors, (728), 4 states have internal predecessors, (728), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:26,963 INFO L185 Difference]: Start difference. First operand has 47 places, 41 transitions, 160 flow. Second operand 3 states and 341 transitions. [2021-06-11 07:51:26,963 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 49 places, 43 transitions, 190 flow [2021-06-11 07:51:26,964 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 49 places, 43 transitions, 190 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-06-11 07:51:26,964 INFO L241 Difference]: Finished difference. Result has 50 places, 41 transitions, 170 flow [2021-06-11 07:51:26,965 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=182, PETRI_DIFFERENCE_MINUEND_FLOW=160, PETRI_DIFFERENCE_MINUEND_PLACES=47, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=41, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=39, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=170, PETRI_PLACES=50, PETRI_TRANSITIONS=41} [2021-06-11 07:51:26,965 INFO L343 CegarLoopForPetriNet]: 47 programPoint places, 3 predicate places. [2021-06-11 07:51:26,965 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 07:51:26,965 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 50 places, 41 transitions, 170 flow [2021-06-11 07:51:26,965 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 50 places, 41 transitions, 170 flow [2021-06-11 07:51:26,965 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 49 places, 41 transitions, 170 flow [2021-06-11 07:51:26,987 INFO L129 PetriNetUnfolder]: 198/556 cut-off events. [2021-06-11 07:51:26,987 INFO L130 PetriNetUnfolder]: For 242/244 co-relation queries the response was YES. [2021-06-11 07:51:26,988 INFO L84 FinitePrefix]: Finished finitePrefix Result has 804 conditions, 556 events. 198/556 cut-off events. For 242/244 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 2711 event pairs, 72 based on Foata normal form. 0/428 useless extension candidates. Maximal degree in co-relation 786. Up to 192 conditions per place. [2021-06-11 07:51:26,991 INFO L151 LiptonReduction]: Number of co-enabled transitions 870 [2021-06-11 07:51:26,992 INFO L163 LiptonReduction]: Checked pairs total: 760 [2021-06-11 07:51:26,993 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 07:51:26,993 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 28 [2021-06-11 07:51:26,995 INFO L480 AbstractCegarLoop]: Abstraction has has 49 places, 41 transitions, 170 flow [2021-06-11 07:51:26,995 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 110.33333333333333) internal successors, (331), 3 states have internal predecessors, (331), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:26,995 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 07:51:26,995 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-06-11 07:51:26,995 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2021-06-11 07:51:26,995 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 07:51:26,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 07:51:26,996 INFO L82 PathProgramCache]: Analyzing trace with hash -1421904738, now seen corresponding path program 1 times [2021-06-11 07:51:26,996 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 07:51:26,996 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [634465669] [2021-06-11 07:51:26,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 07:51:27,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:51:27,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:27,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:51:27,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:27,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:27,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:27,042 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 07:51:27,042 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [634465669] [2021-06-11 07:51:27,042 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1889394841] [2021-06-11 07:51:27,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 07:51:27,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:51:27,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 4 conjunts are in the unsatisfiable core [2021-06-11 07:51:27,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 07:51:27,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:27,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:27,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:27,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:27,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:27,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,123 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:27,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:27,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 07:51:27,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:27,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:27,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:27,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:27,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:27,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:27,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:27,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:27,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:27,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:27,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:27,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:27,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:27,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:27,141 INFO L142 QuantifierPusher]: treesize reduction 1, result has 91.7 percent of original size [2021-06-11 07:51:27,141 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:27,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:27,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 07:51:27,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,142 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:27,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,143 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:27,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:27,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 07:51:27,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 07:51:27,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:27,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:27,146 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 07:51:27,147 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 07:51:27,147 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2021-06-11 07:51:27,147 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [515634888] [2021-06-11 07:51:27,147 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-11 07:51:27,147 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 07:51:27,147 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-11 07:51:27,147 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-06-11 07:51:27,148 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 109 out of 182 [2021-06-11 07:51:27,149 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 49 places, 41 transitions, 170 flow. Second operand has 7 states, 7 states have (on average 110.57142857142857) internal successors, (774), 7 states have internal predecessors, (774), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:27,149 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 07:51:27,149 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 109 of 182 [2021-06-11 07:51:27,149 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 07:51:27,262 INFO L129 PetriNetUnfolder]: 207/651 cut-off events. [2021-06-11 07:51:27,262 INFO L130 PetriNetUnfolder]: For 263/268 co-relation queries the response was YES. [2021-06-11 07:51:27,263 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1335 conditions, 651 events. 207/651 cut-off events. For 263/268 co-relation queries the response was YES. Maximal size of possible extension queue 37. Compared 3454 event pairs, 87 based on Foata normal form. 0/525 useless extension candidates. Maximal degree in co-relation 1313. Up to 343 conditions per place. [2021-06-11 07:51:27,266 INFO L132 encePairwiseOnDemand]: 175/182 looper letters, 9 selfloop transitions, 6 changer transitions 0/45 dead transitions. [2021-06-11 07:51:27,266 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 52 places, 45 transitions, 208 flow [2021-06-11 07:51:27,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-11 07:51:27,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-06-11 07:51:27,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 453 transitions. [2021-06-11 07:51:27,268 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6222527472527473 [2021-06-11 07:51:27,268 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 453 transitions. [2021-06-11 07:51:27,268 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 453 transitions. [2021-06-11 07:51:27,268 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 07:51:27,268 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 453 transitions. [2021-06-11 07:51:27,269 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 113.25) internal successors, (453), 4 states have internal predecessors, (453), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:27,270 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 182.0) internal successors, (910), 5 states have internal predecessors, (910), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:27,270 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 182.0) internal successors, (910), 5 states have internal predecessors, (910), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:27,270 INFO L185 Difference]: Start difference. First operand has 49 places, 41 transitions, 170 flow. Second operand 4 states and 453 transitions. [2021-06-11 07:51:27,270 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 52 places, 45 transitions, 208 flow [2021-06-11 07:51:27,271 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 51 places, 45 transitions, 206 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-06-11 07:51:27,274 INFO L241 Difference]: Finished difference. Result has 52 places, 43 transitions, 196 flow [2021-06-11 07:51:27,274 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=182, PETRI_DIFFERENCE_MINUEND_FLOW=168, PETRI_DIFFERENCE_MINUEND_PLACES=48, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=41, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=35, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=196, PETRI_PLACES=52, PETRI_TRANSITIONS=43} [2021-06-11 07:51:27,274 INFO L343 CegarLoopForPetriNet]: 47 programPoint places, 5 predicate places. [2021-06-11 07:51:27,274 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 07:51:27,274 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 52 places, 43 transitions, 196 flow [2021-06-11 07:51:27,275 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 52 places, 43 transitions, 196 flow [2021-06-11 07:51:27,275 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 52 places, 43 transitions, 196 flow [2021-06-11 07:51:27,307 INFO L129 PetriNetUnfolder]: 207/651 cut-off events. [2021-06-11 07:51:27,307 INFO L130 PetriNetUnfolder]: For 263/264 co-relation queries the response was YES. [2021-06-11 07:51:27,309 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1337 conditions, 651 events. 207/651 cut-off events. For 263/264 co-relation queries the response was YES. Maximal size of possible extension queue 37. Compared 3563 event pairs, 87 based on Foata normal form. 0/588 useless extension candidates. Maximal degree in co-relation 683. Up to 269 conditions per place. [2021-06-11 07:51:27,314 INFO L151 LiptonReduction]: Number of co-enabled transitions 942 [2021-06-11 07:51:27,315 INFO L163 LiptonReduction]: Checked pairs total: 808 [2021-06-11 07:51:27,315 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 07:51:27,316 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 42 [2021-06-11 07:51:27,317 INFO L480 AbstractCegarLoop]: Abstraction has has 52 places, 43 transitions, 196 flow [2021-06-11 07:51:27,318 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 110.57142857142857) internal successors, (774), 7 states have internal predecessors, (774), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:27,318 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 07:51:27,318 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 07:51:27,528 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2021-06-11 07:51:27,529 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 07:51:27,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 07:51:27,529 INFO L82 PathProgramCache]: Analyzing trace with hash 723866042, now seen corresponding path program 1 times [2021-06-11 07:51:27,529 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 07:51:27,529 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [652006567] [2021-06-11 07:51:27,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 07:51:27,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:51:27,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:27,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 07:51:27,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:27,559 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-11 07:51:27,559 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [652006567] [2021-06-11 07:51:27,559 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1583448663] [2021-06-11 07:51:27,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 07:51:27,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:51:27,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjunts are in the unsatisfiable core [2021-06-11 07:51:27,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 07:51:27,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-11 07:51:27,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:51:27,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:27,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:27,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:27,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:27,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:27,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:27,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:27,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:27,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:27,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:27,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:27,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:27,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:27,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:27,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:27,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:27,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:27,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:27,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:27,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:27,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:27,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:27,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,657 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:27,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:51:27,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:51:27,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,658 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:27,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:51:27,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:51:27,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:27,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:27,667 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-06-11 07:51:27,668 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:27,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:27,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 07:51:27,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,670 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:27,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,670 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:27,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:27,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 07:51:27,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 07:51:27,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:27,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:27,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:27,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:27,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:27,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:27,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:27,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:27,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:27,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:27,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:27,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:27,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:27,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:27,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:27,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:27,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:27,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:27,681 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-11 07:51:27,682 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 07:51:27,682 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 5 [2021-06-11 07:51:27,682 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [520489340] [2021-06-11 07:51:27,682 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-11 07:51:27,682 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 07:51:27,682 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-11 07:51:27,682 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-06-11 07:51:27,683 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 109 out of 182 [2021-06-11 07:51:27,683 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 52 places, 43 transitions, 196 flow. Second operand has 6 states, 6 states have (on average 111.16666666666667) internal successors, (667), 6 states have internal predecessors, (667), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:27,683 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 07:51:27,683 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 109 of 182 [2021-06-11 07:51:27,684 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 07:51:27,757 INFO L129 PetriNetUnfolder]: 206/647 cut-off events. [2021-06-11 07:51:27,757 INFO L130 PetriNetUnfolder]: For 346/350 co-relation queries the response was YES. [2021-06-11 07:51:27,759 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1746 conditions, 647 events. 206/647 cut-off events. For 346/350 co-relation queries the response was YES. Maximal size of possible extension queue 36. Compared 3401 event pairs, 87 based on Foata normal form. 1/585 useless extension candidates. Maximal degree in co-relation 898. Up to 414 conditions per place. [2021-06-11 07:51:27,762 INFO L132 encePairwiseOnDemand]: 179/182 looper letters, 13 selfloop transitions, 3 changer transitions 0/46 dead transitions. [2021-06-11 07:51:27,762 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 55 places, 46 transitions, 236 flow [2021-06-11 07:51:27,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-11 07:51:27,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-06-11 07:51:27,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 451 transitions. [2021-06-11 07:51:27,763 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6195054945054945 [2021-06-11 07:51:27,763 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 451 transitions. [2021-06-11 07:51:27,763 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 451 transitions. [2021-06-11 07:51:27,764 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 07:51:27,764 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 451 transitions. [2021-06-11 07:51:27,764 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 112.75) internal successors, (451), 4 states have internal predecessors, (451), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:27,765 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 182.0) internal successors, (910), 5 states have internal predecessors, (910), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:27,766 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 182.0) internal successors, (910), 5 states have internal predecessors, (910), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:27,766 INFO L185 Difference]: Start difference. First operand has 52 places, 43 transitions, 196 flow. Second operand 4 states and 451 transitions. [2021-06-11 07:51:27,766 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 55 places, 46 transitions, 236 flow [2021-06-11 07:51:27,767 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 54 places, 46 transitions, 235 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-06-11 07:51:27,768 INFO L241 Difference]: Finished difference. Result has 55 places, 44 transitions, 211 flow [2021-06-11 07:51:27,768 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=182, PETRI_DIFFERENCE_MINUEND_FLOW=195, PETRI_DIFFERENCE_MINUEND_PLACES=51, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=43, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=40, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=211, PETRI_PLACES=55, PETRI_TRANSITIONS=44} [2021-06-11 07:51:27,768 INFO L343 CegarLoopForPetriNet]: 47 programPoint places, 8 predicate places. [2021-06-11 07:51:27,768 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 07:51:27,768 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 55 places, 44 transitions, 211 flow [2021-06-11 07:51:27,768 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 55 places, 44 transitions, 211 flow [2021-06-11 07:51:27,769 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 55 places, 44 transitions, 211 flow [2021-06-11 07:51:27,799 INFO L129 PetriNetUnfolder]: 206/647 cut-off events. [2021-06-11 07:51:27,799 INFO L130 PetriNetUnfolder]: For 272/272 co-relation queries the response was YES. [2021-06-11 07:51:27,801 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1342 conditions, 647 events. 206/647 cut-off events. For 272/272 co-relation queries the response was YES. Maximal size of possible extension queue 37. Compared 3527 event pairs, 87 based on Foata normal form. 0/584 useless extension candidates. Maximal degree in co-relation 1309. Up to 268 conditions per place. [2021-06-11 07:51:27,807 INFO L151 LiptonReduction]: Number of co-enabled transitions 954 [2021-06-11 07:51:27,808 INFO L163 LiptonReduction]: Checked pairs total: 816 [2021-06-11 07:51:27,808 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 07:51:27,809 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 41 [2021-06-11 07:51:27,810 INFO L480 AbstractCegarLoop]: Abstraction has has 55 places, 44 transitions, 211 flow [2021-06-11 07:51:27,811 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 111.16666666666667) internal successors, (667), 6 states have internal predecessors, (667), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:27,811 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 07:51:27,811 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 07:51:28,029 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 07:51:28,029 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 07:51:28,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 07:51:28,029 INFO L82 PathProgramCache]: Analyzing trace with hash -1234497043, now seen corresponding path program 1 times [2021-06-11 07:51:28,029 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 07:51:28,029 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [711749188] [2021-06-11 07:51:28,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 07:51:28,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:51:28,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:28,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:28,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:28,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:28,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 07:51:28,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:28,079 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-11 07:51:28,079 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [711749188] [2021-06-11 07:51:28,079 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1681306246] [2021-06-11 07:51:28,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 07:51:28,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:51:28,159 INFO L263 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 6 conjunts are in the unsatisfiable core [2021-06-11 07:51:28,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 07:51:28,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:28,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:28,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:28,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:28,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:28,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:28,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:28,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:28,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:28,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:28,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:28,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:28,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:28,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:28,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:28,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:28,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:28,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:28,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:28,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:28,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:28,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:28,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:28,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:28,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,177 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:28,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:51:28,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:28,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,178 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:28,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:51:28,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:28,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:28,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:28,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:28,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,186 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:28,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:28,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 07:51:28,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:28,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:28,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:28,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:28,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:28,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:28,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:28,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:28,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:28,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:28,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:28,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:28,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:28,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:28,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:28,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:28,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:28,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:28,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:28,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:28,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:28,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:28,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,210 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:28,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:51:28,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:51:28,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,211 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:28,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:51:28,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:51:28,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:28,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:28,222 INFO L142 QuantifierPusher]: treesize reduction 1, result has 91.7 percent of original size [2021-06-11 07:51:28,222 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:28,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:28,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 07:51:28,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,224 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:28,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,224 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:28,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:28,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 07:51:28,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 07:51:28,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:28,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:28,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:28,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:28,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:28,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:28,229 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-11 07:51:28,229 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 07:51:28,229 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2021-06-11 07:51:28,229 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2144852029] [2021-06-11 07:51:28,229 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-06-11 07:51:28,230 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 07:51:28,230 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-06-11 07:51:28,230 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2021-06-11 07:51:28,231 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 109 out of 182 [2021-06-11 07:51:28,231 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 55 places, 44 transitions, 211 flow. Second operand has 10 states, 10 states have (on average 110.8) internal successors, (1108), 10 states have internal predecessors, (1108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:28,231 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 07:51:28,231 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 109 of 182 [2021-06-11 07:51:28,231 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 07:51:28,366 INFO L129 PetriNetUnfolder]: 226/754 cut-off events. [2021-06-11 07:51:28,366 INFO L130 PetriNetUnfolder]: For 423/427 co-relation queries the response was YES. [2021-06-11 07:51:28,369 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2021 conditions, 754 events. 226/754 cut-off events. For 423/427 co-relation queries the response was YES. Maximal size of possible extension queue 56. Compared 4472 event pairs, 127 based on Foata normal form. 20/717 useless extension candidates. Maximal degree in co-relation 1982. Up to 327 conditions per place. [2021-06-11 07:51:28,372 INFO L132 encePairwiseOnDemand]: 172/182 looper letters, 6 selfloop transitions, 14 changer transitions 0/50 dead transitions. [2021-06-11 07:51:28,372 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 60 places, 50 transitions, 267 flow [2021-06-11 07:51:28,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-11 07:51:28,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-06-11 07:51:28,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 676 transitions. [2021-06-11 07:51:28,374 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6190476190476191 [2021-06-11 07:51:28,374 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 676 transitions. [2021-06-11 07:51:28,374 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 676 transitions. [2021-06-11 07:51:28,375 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 07:51:28,375 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 676 transitions. [2021-06-11 07:51:28,376 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 112.66666666666667) internal successors, (676), 6 states have internal predecessors, (676), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:28,377 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 182.0) internal successors, (1274), 7 states have internal predecessors, (1274), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:28,377 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 182.0) internal successors, (1274), 7 states have internal predecessors, (1274), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:28,378 INFO L185 Difference]: Start difference. First operand has 55 places, 44 transitions, 211 flow. Second operand 6 states and 676 transitions. [2021-06-11 07:51:28,378 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 60 places, 50 transitions, 267 flow [2021-06-11 07:51:28,379 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 58 places, 50 transitions, 261 flow, removed 1 selfloop flow, removed 2 redundant places. [2021-06-11 07:51:28,380 INFO L241 Difference]: Finished difference. Result has 60 places, 48 transitions, 269 flow [2021-06-11 07:51:28,381 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=182, PETRI_DIFFERENCE_MINUEND_FLOW=205, PETRI_DIFFERENCE_MINUEND_PLACES=53, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=44, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=31, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=269, PETRI_PLACES=60, PETRI_TRANSITIONS=48} [2021-06-11 07:51:28,381 INFO L343 CegarLoopForPetriNet]: 47 programPoint places, 13 predicate places. [2021-06-11 07:51:28,381 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 07:51:28,381 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 60 places, 48 transitions, 269 flow [2021-06-11 07:51:28,381 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 60 places, 48 transitions, 269 flow [2021-06-11 07:51:28,381 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 60 places, 48 transitions, 269 flow [2021-06-11 07:51:28,423 INFO L129 PetriNetUnfolder]: 226/754 cut-off events. [2021-06-11 07:51:28,424 INFO L130 PetriNetUnfolder]: For 631/633 co-relation queries the response was YES. [2021-06-11 07:51:28,426 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2237 conditions, 754 events. 226/754 cut-off events. For 631/633 co-relation queries the response was YES. Maximal size of possible extension queue 60. Compared 4622 event pairs, 127 based on Foata normal form. 0/697 useless extension candidates. Maximal degree in co-relation 1121. Up to 327 conditions per place. [2021-06-11 07:51:28,432 INFO L151 LiptonReduction]: Number of co-enabled transitions 1068 [2021-06-11 07:51:28,434 INFO L163 LiptonReduction]: Checked pairs total: 892 [2021-06-11 07:51:28,434 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 07:51:28,434 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 53 [2021-06-11 07:51:28,434 INFO L480 AbstractCegarLoop]: Abstraction has has 60 places, 48 transitions, 269 flow [2021-06-11 07:51:28,435 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 110.8) internal successors, (1108), 10 states have internal predecessors, (1108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:28,435 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 07:51:28,435 INFO L263 CegarLoopForPetriNet]: trace histogram [6, 6, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 07:51:28,649 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 07:51:28,649 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 07:51:28,649 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 07:51:28,649 INFO L82 PathProgramCache]: Analyzing trace with hash 83342763, now seen corresponding path program 1 times [2021-06-11 07:51:28,650 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 07:51:28,650 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [151072559] [2021-06-11 07:51:28,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 07:51:28,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-11 07:51:28,666 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-11 07:51:28,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-11 07:51:28,683 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-11 07:51:28,692 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-06-11 07:51:28,694 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-06-11 07:51:28,694 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2021-06-11 07:51:28,694 WARN L342 ceAbstractionStarter]: 6 thread instances were not sufficient, I will increase this number and restart the analysis [2021-06-11 07:51:28,694 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 7 thread instances. [2021-06-11 07:51:28,704 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,704 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,704 WARN L313 ript$VariableManager]: TermVariabe thrThread2of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,704 WARN L313 ript$VariableManager]: TermVariabe thrThread2of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,704 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,704 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,704 WARN L313 ript$VariableManager]: TermVariabe thrThread2of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,704 WARN L313 ript$VariableManager]: TermVariabe thrThread2of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,704 WARN L313 ript$VariableManager]: TermVariabe thrThread2of7ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,704 WARN L313 ript$VariableManager]: TermVariabe thrThread2of7ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,704 WARN L313 ript$VariableManager]: TermVariabe thrThread2of7ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,704 WARN L313 ript$VariableManager]: TermVariabe thrThread2of7ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,704 WARN L313 ript$VariableManager]: TermVariabe thrThread2of7ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,704 WARN L313 ript$VariableManager]: TermVariabe thrThread2of7ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,705 WARN L313 ript$VariableManager]: TermVariabe |thrThread6of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,705 WARN L313 ript$VariableManager]: TermVariabe |thrThread6of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,705 WARN L313 ript$VariableManager]: TermVariabe thrThread6of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,705 WARN L313 ript$VariableManager]: TermVariabe thrThread6of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,705 WARN L313 ript$VariableManager]: TermVariabe |thrThread6of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,705 WARN L313 ript$VariableManager]: TermVariabe |thrThread6of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,705 WARN L313 ript$VariableManager]: TermVariabe thrThread6of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,705 WARN L313 ript$VariableManager]: TermVariabe thrThread6of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,705 WARN L313 ript$VariableManager]: TermVariabe thrThread6of7ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,705 WARN L313 ript$VariableManager]: TermVariabe thrThread6of7ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,705 WARN L313 ript$VariableManager]: TermVariabe thrThread6of7ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,705 WARN L313 ript$VariableManager]: TermVariabe thrThread6of7ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,705 WARN L313 ript$VariableManager]: TermVariabe thrThread6of7ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,705 WARN L313 ript$VariableManager]: TermVariabe thrThread6of7ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,705 WARN L313 ript$VariableManager]: TermVariabe |thrThread7of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,705 WARN L313 ript$VariableManager]: TermVariabe |thrThread7of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,705 WARN L313 ript$VariableManager]: TermVariabe thrThread7of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,705 WARN L313 ript$VariableManager]: TermVariabe thrThread7of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,705 WARN L313 ript$VariableManager]: TermVariabe |thrThread7of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,706 WARN L313 ript$VariableManager]: TermVariabe |thrThread7of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,706 WARN L313 ript$VariableManager]: TermVariabe thrThread7of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,706 WARN L313 ript$VariableManager]: TermVariabe thrThread7of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,706 WARN L313 ript$VariableManager]: TermVariabe thrThread7of7ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,706 WARN L313 ript$VariableManager]: TermVariabe thrThread7of7ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,706 WARN L313 ript$VariableManager]: TermVariabe thrThread7of7ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,706 WARN L313 ript$VariableManager]: TermVariabe thrThread7of7ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,706 WARN L313 ript$VariableManager]: TermVariabe thrThread7of7ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,706 WARN L313 ript$VariableManager]: TermVariabe thrThread7of7ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,706 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,706 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,707 WARN L313 ript$VariableManager]: TermVariabe thrThread1of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,707 WARN L313 ript$VariableManager]: TermVariabe thrThread1of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,707 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,707 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,707 WARN L313 ript$VariableManager]: TermVariabe thrThread1of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,707 WARN L313 ript$VariableManager]: TermVariabe thrThread1of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,707 WARN L313 ript$VariableManager]: TermVariabe thrThread1of7ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,707 WARN L313 ript$VariableManager]: TermVariabe thrThread1of7ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,707 WARN L313 ript$VariableManager]: TermVariabe thrThread1of7ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,707 WARN L313 ript$VariableManager]: TermVariabe thrThread1of7ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,707 WARN L313 ript$VariableManager]: TermVariabe thrThread1of7ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,707 WARN L313 ript$VariableManager]: TermVariabe thrThread1of7ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,707 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,707 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,707 WARN L313 ript$VariableManager]: TermVariabe thrThread3of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,707 WARN L313 ript$VariableManager]: TermVariabe thrThread3of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,707 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,708 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,708 WARN L313 ript$VariableManager]: TermVariabe thrThread3of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,708 WARN L313 ript$VariableManager]: TermVariabe thrThread3of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,708 WARN L313 ript$VariableManager]: TermVariabe thrThread3of7ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,708 WARN L313 ript$VariableManager]: TermVariabe thrThread3of7ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,708 WARN L313 ript$VariableManager]: TermVariabe thrThread3of7ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,711 WARN L313 ript$VariableManager]: TermVariabe thrThread3of7ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,712 WARN L313 ript$VariableManager]: TermVariabe thrThread3of7ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,712 WARN L313 ript$VariableManager]: TermVariabe thrThread3of7ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,712 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,712 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,712 WARN L313 ript$VariableManager]: TermVariabe thrThread4of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,712 WARN L313 ript$VariableManager]: TermVariabe thrThread4of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,712 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,712 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,712 WARN L313 ript$VariableManager]: TermVariabe thrThread4of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,712 WARN L313 ript$VariableManager]: TermVariabe thrThread4of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,712 WARN L313 ript$VariableManager]: TermVariabe thrThread4of7ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,712 WARN L313 ript$VariableManager]: TermVariabe thrThread4of7ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,712 WARN L313 ript$VariableManager]: TermVariabe thrThread4of7ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,713 WARN L313 ript$VariableManager]: TermVariabe thrThread4of7ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,713 WARN L313 ript$VariableManager]: TermVariabe thrThread4of7ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,713 WARN L313 ript$VariableManager]: TermVariabe thrThread4of7ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,713 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,713 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,713 WARN L313 ript$VariableManager]: TermVariabe thrThread5of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,713 WARN L313 ript$VariableManager]: TermVariabe thrThread5of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,713 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,713 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,713 WARN L313 ript$VariableManager]: TermVariabe thrThread5of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,713 WARN L313 ript$VariableManager]: TermVariabe thrThread5of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,713 WARN L313 ript$VariableManager]: TermVariabe thrThread5of7ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,713 WARN L313 ript$VariableManager]: TermVariabe thrThread5of7ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,713 WARN L313 ript$VariableManager]: TermVariabe thrThread5of7ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,713 WARN L313 ript$VariableManager]: TermVariabe thrThread5of7ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,713 WARN L313 ript$VariableManager]: TermVariabe thrThread5of7ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,713 WARN L313 ript$VariableManager]: TermVariabe thrThread5of7ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,714 WARN L313 ript$VariableManager]: TermVariabe thrThread1of7ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,714 WARN L313 ript$VariableManager]: TermVariabe thrThread1of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,714 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,714 WARN L313 ript$VariableManager]: TermVariabe thrThread1of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,714 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,716 WARN L313 ript$VariableManager]: TermVariabe thrThread2of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,716 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,716 WARN L313 ript$VariableManager]: TermVariabe thrThread2of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,716 WARN L313 ript$VariableManager]: TermVariabe thrThread2of7ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,716 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,717 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,717 WARN L313 ript$VariableManager]: TermVariabe thrThread3of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,717 WARN L313 ript$VariableManager]: TermVariabe thrThread3of7ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,717 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,717 WARN L313 ript$VariableManager]: TermVariabe thrThread3of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,718 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,718 WARN L313 ript$VariableManager]: TermVariabe thrThread4of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,718 WARN L313 ript$VariableManager]: TermVariabe thrThread4of7ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,718 WARN L313 ript$VariableManager]: TermVariabe thrThread4of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,718 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,719 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,719 WARN L313 ript$VariableManager]: TermVariabe thrThread5of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,719 WARN L313 ript$VariableManager]: TermVariabe thrThread5of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,719 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,719 WARN L313 ript$VariableManager]: TermVariabe thrThread5of7ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,720 WARN L313 ript$VariableManager]: TermVariabe thrThread6of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,720 WARN L313 ript$VariableManager]: TermVariabe |thrThread6of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,720 WARN L313 ript$VariableManager]: TermVariabe |thrThread6of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,720 WARN L313 ript$VariableManager]: TermVariabe thrThread6of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,721 WARN L313 ript$VariableManager]: TermVariabe thrThread6of7ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,721 WARN L313 ript$VariableManager]: TermVariabe thrThread7of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,721 WARN L313 ript$VariableManager]: TermVariabe |thrThread7of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,721 WARN L313 ript$VariableManager]: TermVariabe |thrThread7of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,722 WARN L313 ript$VariableManager]: TermVariabe thrThread7of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,722 WARN L313 ript$VariableManager]: TermVariabe thrThread7of7ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:28,725 INFO L149 ThreadInstanceAdder]: Constructed 7 joinOtherThreadTransitions. [2021-06-11 07:51:28,726 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-06-11 07:51:28,726 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-06-11 07:51:28,726 INFO L377 AbstractCegarLoop]: Hoare is false [2021-06-11 07:51:28,726 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-11 07:51:28,726 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-11 07:51:28,726 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-11 07:51:28,726 INFO L381 AbstractCegarLoop]: Difference is false [2021-06-11 07:51:28,726 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-11 07:51:28,726 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-06-11 07:51:28,727 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 120 places, 118 transitions, 334 flow [2021-06-11 07:51:29,041 INFO L129 PetriNetUnfolder]: 849/4678 cut-off events. [2021-06-11 07:51:29,041 INFO L130 PetriNetUnfolder]: For 525/525 co-relation queries the response was YES. [2021-06-11 07:51:29,056 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5176 conditions, 4678 events. 849/4678 cut-off events. For 525/525 co-relation queries the response was YES. Maximal size of possible extension queue 110. Compared 40004 event pairs, 201 based on Foata normal form. 0/3893 useless extension candidates. Maximal degree in co-relation 2577. Up to 448 conditions per place. [2021-06-11 07:51:29,057 INFO L82 GeneralOperation]: Start removeDead. Operand has 120 places, 118 transitions, 334 flow [2021-06-11 07:51:29,069 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 113 places, 110 transitions, 318 flow [2021-06-11 07:51:29,069 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 07:51:29,069 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 113 places, 110 transitions, 318 flow [2021-06-11 07:51:29,069 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 113 places, 110 transitions, 318 flow [2021-06-11 07:51:29,070 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 113 places, 110 transitions, 318 flow [2021-06-11 07:51:29,301 INFO L129 PetriNetUnfolder]: 721/3654 cut-off events. [2021-06-11 07:51:29,302 INFO L130 PetriNetUnfolder]: For 525/525 co-relation queries the response was YES. [2021-06-11 07:51:29,318 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4152 conditions, 3654 events. 721/3654 cut-off events. For 525/525 co-relation queries the response was YES. Maximal size of possible extension queue 80. Compared 28966 event pairs, 201 based on Foata normal form. 0/3125 useless extension candidates. Maximal degree in co-relation 2065. Up to 448 conditions per place. [2021-06-11 07:51:29,364 INFO L151 LiptonReduction]: Number of co-enabled transitions 4060 [2021-06-11 07:51:29,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:29,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:29,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:29,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:29,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:29,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:29,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:29,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:29,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:29,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:29,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:29,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:29,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:29,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:29,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:29,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:29,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:29,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:29,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:29,739 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:29,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:29,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 07:51:29,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:51:29,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:29,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:29,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:29,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:29,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:29,854 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:29,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:29,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 07:51:29,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:51:29,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:29,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:29,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:29,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:29,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:29,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:29,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:29,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:29,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:29,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:29,998 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:29,998 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:30,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:30,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:30,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:30,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:30,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:30,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:30,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:30,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:30,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:30,205 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:30,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:30,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 07:51:30,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:51:30,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:30,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:30,310 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-06-11 07:51:30,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:30,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:30,408 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:30,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:30,409 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:30,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:30,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 07:51:30,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:51:30,410 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:30,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:30,411 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:30,411 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:30,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 07:51:30,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 07:51:30,412 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:30,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:30,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 07:51:30,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-11 07:51:30,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:30,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:30,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:30,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:30,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:30,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:30,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:30,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:30,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:30,602 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:30,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:30,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:51:30,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:51:30,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:30,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:30,703 INFO L142 QuantifierPusher]: treesize reduction 1, result has 96.3 percent of original size [2021-06-11 07:51:30,705 INFO L147 QuantifierPusher]: treesize reduction 10, result has 9.1 percent of original size 1 [2021-06-11 07:51:30,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:30,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:30,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:30,974 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:30,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:30,975 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:30,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:30,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 07:51:30,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:51:30,976 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:30,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:30,977 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:30,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:30,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 07:51:30,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 07:51:30,978 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:30,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:30,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 07:51:30,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-06-11 07:51:30,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:30,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:31,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:31,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:31,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:31,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:31,131 INFO L142 QuantifierPusher]: treesize reduction 8, result has 33.3 percent of original size [2021-06-11 07:51:31,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:31,298 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.4 percent of original size [2021-06-11 07:51:31,300 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:31,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:31,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 07:51:31,302 INFO L147 QuantifierPusher]: treesize reduction 12, result has 53.8 percent of original size 14 [2021-06-11 07:51:31,548 INFO L142 QuantifierPusher]: treesize reduction 2, result has 94.4 percent of original size [2021-06-11 07:51:31,549 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 1] term [2021-06-11 07:51:31,549 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 07:51:31,550 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:31,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:31,788 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 109 [2021-06-11 07:51:31,901 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2021-06-11 07:51:32,171 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 112 [2021-06-11 07:51:32,298 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-06-11 07:51:32,303 INFO L142 QuantifierPusher]: treesize reduction 3, result has 97.5 percent of original size [2021-06-11 07:51:32,308 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:32,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:32,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 07:51:32,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:51:32,316 INFO L163 LiptonReduction]: Checked pairs total: 9965 [2021-06-11 07:51:32,316 INFO L165 LiptonReduction]: Total number of compositions: 73 [2021-06-11 07:51:32,316 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 3247 [2021-06-11 07:51:32,318 INFO L129 PetriNetUnfolder]: 1/7 cut-off events. [2021-06-11 07:51:32,318 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-11 07:51:32,318 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 07:51:32,318 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2021-06-11 07:51:32,318 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 07:51:32,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 07:51:32,319 INFO L82 PathProgramCache]: Analyzing trace with hash 41220175, now seen corresponding path program 1 times [2021-06-11 07:51:32,319 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 07:51:32,319 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2022320079] [2021-06-11 07:51:32,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 07:51:32,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:51:32,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:32,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:32,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:32,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:32,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 07:51:32,337 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2022320079] [2021-06-11 07:51:32,337 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 07:51:32,337 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-11 07:51:32,337 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [58919983] [2021-06-11 07:51:32,338 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-11 07:51:32,338 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 07:51:32,338 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-11 07:51:32,338 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-11 07:51:32,339 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 118 out of 191 [2021-06-11 07:51:32,339 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 53 places, 46 transitions, 190 flow. Second operand has 3 states, 3 states have (on average 119.33333333333333) internal successors, (358), 3 states have internal predecessors, (358), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:32,339 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 07:51:32,339 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 118 of 191 [2021-06-11 07:51:32,339 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 07:51:32,456 INFO L129 PetriNetUnfolder]: 455/1267 cut-off events. [2021-06-11 07:51:32,457 INFO L130 PetriNetUnfolder]: For 525/531 co-relation queries the response was YES. [2021-06-11 07:51:32,460 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2557 conditions, 1267 events. 455/1267 cut-off events. For 525/531 co-relation queries the response was YES. Maximal size of possible extension queue 72. Compared 7702 event pairs, 201 based on Foata normal form. 0/876 useless extension candidates. Maximal degree in co-relation 1258. Up to 790 conditions per place. [2021-06-11 07:51:32,465 INFO L132 encePairwiseOnDemand]: 188/191 looper letters, 10 selfloop transitions, 2 changer transitions 1/48 dead transitions. [2021-06-11 07:51:32,465 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 55 places, 48 transitions, 220 flow [2021-06-11 07:51:32,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-11 07:51:32,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-06-11 07:51:32,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 368 transitions. [2021-06-11 07:51:32,467 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6422338568935427 [2021-06-11 07:51:32,467 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 368 transitions. [2021-06-11 07:51:32,467 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 368 transitions. [2021-06-11 07:51:32,467 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 07:51:32,467 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 368 transitions. [2021-06-11 07:51:32,468 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 122.66666666666667) internal successors, (368), 3 states have internal predecessors, (368), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:32,469 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 191.0) internal successors, (764), 4 states have internal predecessors, (764), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:32,469 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 191.0) internal successors, (764), 4 states have internal predecessors, (764), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:32,469 INFO L185 Difference]: Start difference. First operand has 53 places, 46 transitions, 190 flow. Second operand 3 states and 368 transitions. [2021-06-11 07:51:32,469 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 55 places, 48 transitions, 220 flow [2021-06-11 07:51:32,470 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 55 places, 48 transitions, 220 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-06-11 07:51:32,471 INFO L241 Difference]: Finished difference. Result has 56 places, 46 transitions, 200 flow [2021-06-11 07:51:32,471 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=191, PETRI_DIFFERENCE_MINUEND_FLOW=190, PETRI_DIFFERENCE_MINUEND_PLACES=53, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=46, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=44, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=200, PETRI_PLACES=56, PETRI_TRANSITIONS=46} [2021-06-11 07:51:32,471 INFO L343 CegarLoopForPetriNet]: 53 programPoint places, 3 predicate places. [2021-06-11 07:51:32,471 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 07:51:32,471 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 56 places, 46 transitions, 200 flow [2021-06-11 07:51:32,471 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 56 places, 46 transitions, 200 flow [2021-06-11 07:51:32,472 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 55 places, 46 transitions, 200 flow [2021-06-11 07:51:32,528 INFO L129 PetriNetUnfolder]: 455/1139 cut-off events. [2021-06-11 07:51:32,529 INFO L130 PetriNetUnfolder]: For 525/526 co-relation queries the response was YES. [2021-06-11 07:51:32,532 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1655 conditions, 1139 events. 455/1139 cut-off events. For 525/526 co-relation queries the response was YES. Maximal size of possible extension queue 54. Compared 6283 event pairs, 201 based on Foata normal form. 0/883 useless extension candidates. Maximal degree in co-relation 1636. Up to 448 conditions per place. [2021-06-11 07:51:32,541 INFO L151 LiptonReduction]: Number of co-enabled transitions 1140 [2021-06-11 07:51:32,546 INFO L163 LiptonReduction]: Checked pairs total: 1012 [2021-06-11 07:51:32,546 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 07:51:32,546 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 75 [2021-06-11 07:51:32,546 INFO L480 AbstractCegarLoop]: Abstraction has has 55 places, 46 transitions, 200 flow [2021-06-11 07:51:32,547 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 119.33333333333333) internal successors, (358), 3 states have internal predecessors, (358), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:32,547 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 07:51:32,547 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-06-11 07:51:32,547 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2021-06-11 07:51:32,547 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 07:51:32,547 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 07:51:32,547 INFO L82 PathProgramCache]: Analyzing trace with hash -259601280, now seen corresponding path program 1 times [2021-06-11 07:51:32,547 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 07:51:32,547 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1708932679] [2021-06-11 07:51:32,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 07:51:32,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:51:32,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:32,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:32,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:32,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:51:32,568 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:32,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:32,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:32,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:32,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:32,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:32,575 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 07:51:32,576 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1708932679] [2021-06-11 07:51:32,576 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [981352323] [2021-06-11 07:51:32,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 07:51:32,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:51:32,658 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 4 conjunts are in the unsatisfiable core [2021-06-11 07:51:32,658 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 07:51:32,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:32,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:32,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:32,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:32,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:32,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:32,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:32,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:32,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:32,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:32,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:32,665 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:32,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:32,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:32,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 07:51:32,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:32,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:32,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:32,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:32,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:32,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:32,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:32,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:32,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:32,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:32,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:32,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:32,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:32,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:32,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:32,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:32,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:32,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:32,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:32,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:32,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:32,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:32,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:32,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:32,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:32,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:32,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:32,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:32,682 INFO L142 QuantifierPusher]: treesize reduction 1, result has 91.7 percent of original size [2021-06-11 07:51:32,683 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:32,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:32,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:32,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 07:51:32,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:32,684 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:32,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:32,685 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:32,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:32,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:32,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 07:51:32,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 07:51:32,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:32,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:32,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:32,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:32,688 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 07:51:32,688 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 07:51:32,688 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2021-06-11 07:51:32,688 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1612125206] [2021-06-11 07:51:32,689 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-11 07:51:32,690 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 07:51:32,690 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-11 07:51:32,690 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-06-11 07:51:32,691 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 118 out of 191 [2021-06-11 07:51:32,691 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 55 places, 46 transitions, 200 flow. Second operand has 7 states, 7 states have (on average 119.57142857142857) internal successors, (837), 7 states have internal predecessors, (837), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:32,691 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 07:51:32,691 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 118 of 191 [2021-06-11 07:51:32,691 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 07:51:32,808 INFO L129 PetriNetUnfolder]: 469/1311 cut-off events. [2021-06-11 07:51:32,808 INFO L130 PetriNetUnfolder]: For 553/559 co-relation queries the response was YES. [2021-06-11 07:51:32,812 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2663 conditions, 1311 events. 469/1311 cut-off events. For 553/559 co-relation queries the response was YES. Maximal size of possible extension queue 57. Compared 7942 event pairs, 222 based on Foata normal form. 0/1057 useless extension candidates. Maximal degree in co-relation 2640. Up to 671 conditions per place. [2021-06-11 07:51:32,817 INFO L132 encePairwiseOnDemand]: 184/191 looper letters, 9 selfloop transitions, 6 changer transitions 0/50 dead transitions. [2021-06-11 07:51:32,817 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 58 places, 50 transitions, 238 flow [2021-06-11 07:51:32,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-11 07:51:32,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-06-11 07:51:32,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 489 transitions. [2021-06-11 07:51:32,819 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6400523560209425 [2021-06-11 07:51:32,819 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 489 transitions. [2021-06-11 07:51:32,819 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 489 transitions. [2021-06-11 07:51:32,819 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 07:51:32,819 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 489 transitions. [2021-06-11 07:51:32,820 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 122.25) internal successors, (489), 4 states have internal predecessors, (489), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:32,821 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 191.0) internal successors, (955), 5 states have internal predecessors, (955), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:32,821 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 191.0) internal successors, (955), 5 states have internal predecessors, (955), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:32,821 INFO L185 Difference]: Start difference. First operand has 55 places, 46 transitions, 200 flow. Second operand 4 states and 489 transitions. [2021-06-11 07:51:32,821 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 58 places, 50 transitions, 238 flow [2021-06-11 07:51:32,823 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 57 places, 50 transitions, 236 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-06-11 07:51:32,824 INFO L241 Difference]: Finished difference. Result has 58 places, 48 transitions, 226 flow [2021-06-11 07:51:32,824 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=191, PETRI_DIFFERENCE_MINUEND_FLOW=198, PETRI_DIFFERENCE_MINUEND_PLACES=54, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=46, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=40, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=226, PETRI_PLACES=58, PETRI_TRANSITIONS=48} [2021-06-11 07:51:32,825 INFO L343 CegarLoopForPetriNet]: 53 programPoint places, 5 predicate places. [2021-06-11 07:51:32,825 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 07:51:32,825 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 58 places, 48 transitions, 226 flow [2021-06-11 07:51:32,825 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 58 places, 48 transitions, 226 flow [2021-06-11 07:51:32,825 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 58 places, 48 transitions, 226 flow [2021-06-11 07:51:32,889 INFO L129 PetriNetUnfolder]: 469/1311 cut-off events. [2021-06-11 07:51:32,889 INFO L130 PetriNetUnfolder]: For 553/553 co-relation queries the response was YES. [2021-06-11 07:51:32,893 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2669 conditions, 1311 events. 469/1311 cut-off events. For 553/553 co-relation queries the response was YES. Maximal size of possible extension queue 57. Compared 7948 event pairs, 222 based on Foata normal form. 0/1184 useless extension candidates. Maximal degree in co-relation 1337. Up to 531 conditions per place. [2021-06-11 07:51:32,904 INFO L151 LiptonReduction]: Number of co-enabled transitions 1224 [2021-06-11 07:51:32,906 INFO L163 LiptonReduction]: Checked pairs total: 1068 [2021-06-11 07:51:32,906 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 07:51:32,906 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 81 [2021-06-11 07:51:32,907 INFO L480 AbstractCegarLoop]: Abstraction has has 58 places, 48 transitions, 226 flow [2021-06-11 07:51:32,907 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 119.57142857142857) internal successors, (837), 7 states have internal predecessors, (837), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:32,907 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 07:51:32,907 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 07:51:33,116 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable34 [2021-06-11 07:51:33,117 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 07:51:33,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 07:51:33,117 INFO L82 PathProgramCache]: Analyzing trace with hash -4429018, now seen corresponding path program 1 times [2021-06-11 07:51:33,117 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 07:51:33,117 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1891022836] [2021-06-11 07:51:33,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 07:51:33,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:51:33,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:33,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 07:51:33,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:33,161 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-11 07:51:33,161 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1891022836] [2021-06-11 07:51:33,161 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1765938069] [2021-06-11 07:51:33,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 07:51:33,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:51:33,243 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjunts are in the unsatisfiable core [2021-06-11 07:51:33,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 07:51:33,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-11 07:51:33,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:51:33,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:33,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:33,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:33,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:33,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:33,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:33,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:33,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:33,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:33,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:33,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:33,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:33,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:33,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:33,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:33,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:33,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:33,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:33,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:33,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:33,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:33,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:33,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,276 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:33,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:51:33,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:51:33,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,278 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:33,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:51:33,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:51:33,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:33,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:33,287 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-06-11 07:51:33,288 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:33,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:33,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 07:51:33,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,289 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:33,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,290 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:33,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:33,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 07:51:33,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 07:51:33,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:33,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:33,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:33,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:33,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:33,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:33,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:33,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:33,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:33,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:33,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:33,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:33,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:33,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:33,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:33,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:33,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:33,301 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-11 07:51:33,302 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 07:51:33,302 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 5 [2021-06-11 07:51:33,303 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1105248056] [2021-06-11 07:51:33,303 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-11 07:51:33,303 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 07:51:33,304 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-11 07:51:33,304 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-06-11 07:51:33,304 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 118 out of 191 [2021-06-11 07:51:33,305 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 58 places, 48 transitions, 226 flow. Second operand has 6 states, 6 states have (on average 120.16666666666667) internal successors, (721), 6 states have internal predecessors, (721), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:33,305 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 07:51:33,305 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 118 of 191 [2021-06-11 07:51:33,305 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 07:51:33,437 INFO L129 PetriNetUnfolder]: 468/1307 cut-off events. [2021-06-11 07:51:33,437 INFO L130 PetriNetUnfolder]: For 707/712 co-relation queries the response was YES. [2021-06-11 07:51:33,443 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3472 conditions, 1307 events. 468/1307 cut-off events. For 707/712 co-relation queries the response was YES. Maximal size of possible extension queue 56. Compared 7888 event pairs, 222 based on Foata normal form. 1/1181 useless extension candidates. Maximal degree in co-relation 1753. Up to 808 conditions per place. [2021-06-11 07:51:33,457 INFO L132 encePairwiseOnDemand]: 188/191 looper letters, 13 selfloop transitions, 3 changer transitions 0/51 dead transitions. [2021-06-11 07:51:33,457 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 61 places, 51 transitions, 266 flow [2021-06-11 07:51:33,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-11 07:51:33,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-06-11 07:51:33,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 487 transitions. [2021-06-11 07:51:33,459 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.637434554973822 [2021-06-11 07:51:33,459 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 487 transitions. [2021-06-11 07:51:33,459 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 487 transitions. [2021-06-11 07:51:33,459 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 07:51:33,459 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 487 transitions. [2021-06-11 07:51:33,460 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 121.75) internal successors, (487), 4 states have internal predecessors, (487), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:33,461 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 191.0) internal successors, (955), 5 states have internal predecessors, (955), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:33,462 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 191.0) internal successors, (955), 5 states have internal predecessors, (955), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:33,462 INFO L185 Difference]: Start difference. First operand has 58 places, 48 transitions, 226 flow. Second operand 4 states and 487 transitions. [2021-06-11 07:51:33,462 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 61 places, 51 transitions, 266 flow [2021-06-11 07:51:33,464 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 60 places, 51 transitions, 265 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-06-11 07:51:33,465 INFO L241 Difference]: Finished difference. Result has 61 places, 49 transitions, 241 flow [2021-06-11 07:51:33,465 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=191, PETRI_DIFFERENCE_MINUEND_FLOW=225, PETRI_DIFFERENCE_MINUEND_PLACES=57, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=48, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=45, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=241, PETRI_PLACES=61, PETRI_TRANSITIONS=49} [2021-06-11 07:51:33,469 INFO L343 CegarLoopForPetriNet]: 53 programPoint places, 8 predicate places. [2021-06-11 07:51:33,469 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 07:51:33,469 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 61 places, 49 transitions, 241 flow [2021-06-11 07:51:33,469 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 61 places, 49 transitions, 241 flow [2021-06-11 07:51:33,469 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 61 places, 49 transitions, 241 flow [2021-06-11 07:51:33,562 INFO L129 PetriNetUnfolder]: 468/1307 cut-off events. [2021-06-11 07:51:33,563 INFO L130 PetriNetUnfolder]: For 563/565 co-relation queries the response was YES. [2021-06-11 07:51:33,565 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2676 conditions, 1307 events. 468/1307 cut-off events. For 563/565 co-relation queries the response was YES. Maximal size of possible extension queue 57. Compared 7962 event pairs, 222 based on Foata normal form. 0/1180 useless extension candidates. Maximal degree in co-relation 2642. Up to 530 conditions per place. [2021-06-11 07:51:33,574 INFO L151 LiptonReduction]: Number of co-enabled transitions 1236 [2021-06-11 07:51:33,576 INFO L163 LiptonReduction]: Checked pairs total: 1076 [2021-06-11 07:51:33,576 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 07:51:33,576 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 107 [2021-06-11 07:51:33,577 INFO L480 AbstractCegarLoop]: Abstraction has has 61 places, 49 transitions, 241 flow [2021-06-11 07:51:33,577 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 120.16666666666667) internal successors, (721), 6 states have internal predecessors, (721), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:33,577 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 07:51:33,578 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 07:51:33,788 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable35 [2021-06-11 07:51:33,789 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 07:51:33,789 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 07:51:33,789 INFO L82 PathProgramCache]: Analyzing trace with hash 940383094, now seen corresponding path program 1 times [2021-06-11 07:51:33,789 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 07:51:33,789 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [406093588] [2021-06-11 07:51:33,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 07:51:33,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:51:33,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:33,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:33,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:33,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:33,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 07:51:33,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:33,826 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-11 07:51:33,826 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [406093588] [2021-06-11 07:51:33,827 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2113296888] [2021-06-11 07:51:33,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 07:51:33,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:51:33,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 6 conjunts are in the unsatisfiable core [2021-06-11 07:51:33,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 07:51:33,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:33,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:33,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:33,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:33,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:33,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:33,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:33,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:33,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:33,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:33,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:33,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:33,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,923 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:33,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:51:33,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:33,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,924 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:33,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:51:33,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:33,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:33,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:33,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:33,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,927 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:33,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:33,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 07:51:33,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:33,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:33,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:33,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:33,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:33,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:33,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:33,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:33,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:33,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:33,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:33,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:33,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:33,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:33,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:33,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:33,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:33,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:33,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:33,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:33,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:33,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:33,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:33,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:33,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:33,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:33,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:33,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:33,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:33,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:33,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:33,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:33,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:33,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:33,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,957 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:33,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:51:33,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:51:33,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,958 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:33,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:51:33,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:51:33,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:33,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:33,969 INFO L142 QuantifierPusher]: treesize reduction 1, result has 91.7 percent of original size [2021-06-11 07:51:33,969 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:33,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:33,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 07:51:33,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,971 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:33,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,971 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:33,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:33,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 07:51:33,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 07:51:33,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:33,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:33,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:33,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:33,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:33,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:33,977 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-11 07:51:33,977 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 07:51:33,977 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2021-06-11 07:51:33,977 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [240348278] [2021-06-11 07:51:33,979 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-06-11 07:51:33,979 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 07:51:33,979 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-06-11 07:51:33,979 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2021-06-11 07:51:33,980 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 118 out of 191 [2021-06-11 07:51:33,981 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 61 places, 49 transitions, 241 flow. Second operand has 10 states, 10 states have (on average 119.8) internal successors, (1198), 10 states have internal predecessors, (1198), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:33,981 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 07:51:33,981 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 118 of 191 [2021-06-11 07:51:33,981 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 07:51:34,153 INFO L129 PetriNetUnfolder]: 511/1524 cut-off events. [2021-06-11 07:51:34,154 INFO L130 PetriNetUnfolder]: For 831/836 co-relation queries the response was YES. [2021-06-11 07:51:34,160 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4042 conditions, 1524 events. 511/1524 cut-off events. For 831/836 co-relation queries the response was YES. Maximal size of possible extension queue 93. Compared 10247 event pairs, 292 based on Foata normal form. 27/1431 useless extension candidates. Maximal degree in co-relation 4002. Up to 664 conditions per place. [2021-06-11 07:51:34,165 INFO L132 encePairwiseOnDemand]: 181/191 looper letters, 6 selfloop transitions, 14 changer transitions 0/55 dead transitions. [2021-06-11 07:51:34,165 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 66 places, 55 transitions, 297 flow [2021-06-11 07:51:34,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-11 07:51:34,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-06-11 07:51:34,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 730 transitions. [2021-06-11 07:51:34,168 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6369982547993019 [2021-06-11 07:51:34,168 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 730 transitions. [2021-06-11 07:51:34,168 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 730 transitions. [2021-06-11 07:51:34,168 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 07:51:34,168 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 730 transitions. [2021-06-11 07:51:34,170 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 121.66666666666667) internal successors, (730), 6 states have internal predecessors, (730), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:34,171 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 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) [2021-06-11 07:51:34,171 INFO L81 ComplementDD]: Finished complementDD. Result has 7 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) [2021-06-11 07:51:34,171 INFO L185 Difference]: Start difference. First operand has 61 places, 49 transitions, 241 flow. Second operand 6 states and 730 transitions. [2021-06-11 07:51:34,172 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 66 places, 55 transitions, 297 flow [2021-06-11 07:51:34,173 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 64 places, 55 transitions, 291 flow, removed 1 selfloop flow, removed 2 redundant places. [2021-06-11 07:51:34,176 INFO L241 Difference]: Finished difference. Result has 66 places, 53 transitions, 299 flow [2021-06-11 07:51:34,176 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=191, PETRI_DIFFERENCE_MINUEND_FLOW=235, PETRI_DIFFERENCE_MINUEND_PLACES=59, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=49, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=36, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=299, PETRI_PLACES=66, PETRI_TRANSITIONS=53} [2021-06-11 07:51:34,176 INFO L343 CegarLoopForPetriNet]: 53 programPoint places, 13 predicate places. [2021-06-11 07:51:34,176 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 07:51:34,176 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 66 places, 53 transitions, 299 flow [2021-06-11 07:51:34,176 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 66 places, 53 transitions, 299 flow [2021-06-11 07:51:34,177 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 66 places, 53 transitions, 299 flow [2021-06-11 07:51:34,263 INFO L129 PetriNetUnfolder]: 511/1524 cut-off events. [2021-06-11 07:51:34,263 INFO L130 PetriNetUnfolder]: For 1212/1217 co-relation queries the response was YES. [2021-06-11 07:51:34,269 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4470 conditions, 1524 events. 511/1524 cut-off events. For 1212/1217 co-relation queries the response was YES. Maximal size of possible extension queue 91. Compared 10332 event pairs, 292 based on Foata normal form. 0/1404 useless extension candidates. Maximal degree in co-relation 2248. Up to 664 conditions per place. [2021-06-11 07:51:34,285 INFO L151 LiptonReduction]: Number of co-enabled transitions 1368 [2021-06-11 07:51:34,336 INFO L163 LiptonReduction]: Checked pairs total: 1164 [2021-06-11 07:51:34,336 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 07:51:34,336 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 160 [2021-06-11 07:51:34,337 INFO L480 AbstractCegarLoop]: Abstraction has has 66 places, 53 transitions, 299 flow [2021-06-11 07:51:34,337 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 119.8) internal successors, (1198), 10 states have internal predecessors, (1198), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:34,337 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 07:51:34,337 INFO L263 CegarLoopForPetriNet]: trace histogram [7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 07:51:34,552 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable36 [2021-06-11 07:51:34,552 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 07:51:34,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 07:51:34,552 INFO L82 PathProgramCache]: Analyzing trace with hash -232885987, now seen corresponding path program 1 times [2021-06-11 07:51:34,553 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 07:51:34,553 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [30912643] [2021-06-11 07:51:34,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 07:51:34,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-11 07:51:34,564 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-11 07:51:34,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-11 07:51:34,575 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-11 07:51:34,581 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-06-11 07:51:34,582 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-06-11 07:51:34,583 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2021-06-11 07:51:34,583 WARN L342 ceAbstractionStarter]: 7 thread instances were not sufficient, I will increase this number and restart the analysis [2021-06-11 07:51:34,583 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 8 thread instances. [2021-06-11 07:51:34,594 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of8ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,595 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of8ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,595 WARN L313 ript$VariableManager]: TermVariabe thrThread1of8ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,595 WARN L313 ript$VariableManager]: TermVariabe thrThread1of8ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,595 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of8ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,595 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of8ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,595 WARN L313 ript$VariableManager]: TermVariabe thrThread1of8ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,595 WARN L313 ript$VariableManager]: TermVariabe thrThread1of8ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,595 WARN L313 ript$VariableManager]: TermVariabe thrThread1of8ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,595 WARN L313 ript$VariableManager]: TermVariabe thrThread1of8ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,595 WARN L313 ript$VariableManager]: TermVariabe thrThread1of8ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,595 WARN L313 ript$VariableManager]: TermVariabe thrThread1of8ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,595 WARN L313 ript$VariableManager]: TermVariabe thrThread1of8ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,595 WARN L313 ript$VariableManager]: TermVariabe thrThread1of8ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,595 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of8ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,595 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of8ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,596 WARN L313 ript$VariableManager]: TermVariabe thrThread4of8ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,596 WARN L313 ript$VariableManager]: TermVariabe thrThread4of8ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,596 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of8ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,596 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of8ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,596 WARN L313 ript$VariableManager]: TermVariabe thrThread4of8ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,596 WARN L313 ript$VariableManager]: TermVariabe thrThread4of8ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,596 WARN L313 ript$VariableManager]: TermVariabe thrThread4of8ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,596 WARN L313 ript$VariableManager]: TermVariabe thrThread4of8ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,596 WARN L313 ript$VariableManager]: TermVariabe thrThread4of8ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,596 WARN L313 ript$VariableManager]: TermVariabe thrThread4of8ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,596 WARN L313 ript$VariableManager]: TermVariabe thrThread4of8ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,596 WARN L313 ript$VariableManager]: TermVariabe thrThread4of8ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,596 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of8ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,596 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of8ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,596 WARN L313 ript$VariableManager]: TermVariabe thrThread3of8ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,596 WARN L313 ript$VariableManager]: TermVariabe thrThread3of8ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,596 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of8ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,596 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of8ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,596 WARN L313 ript$VariableManager]: TermVariabe thrThread3of8ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,596 WARN L313 ript$VariableManager]: TermVariabe thrThread3of8ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,596 WARN L313 ript$VariableManager]: TermVariabe thrThread3of8ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,597 WARN L313 ript$VariableManager]: TermVariabe thrThread3of8ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,597 WARN L313 ript$VariableManager]: TermVariabe thrThread3of8ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,597 WARN L313 ript$VariableManager]: TermVariabe thrThread3of8ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,597 WARN L313 ript$VariableManager]: TermVariabe thrThread3of8ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,597 WARN L313 ript$VariableManager]: TermVariabe thrThread3of8ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,597 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of8ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,597 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of8ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,597 WARN L313 ript$VariableManager]: TermVariabe thrThread2of8ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,597 WARN L313 ript$VariableManager]: TermVariabe thrThread2of8ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,597 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of8ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,597 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of8ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,597 WARN L313 ript$VariableManager]: TermVariabe thrThread2of8ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,597 WARN L313 ript$VariableManager]: TermVariabe thrThread2of8ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,597 WARN L313 ript$VariableManager]: TermVariabe thrThread2of8ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,597 WARN L313 ript$VariableManager]: TermVariabe thrThread2of8ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,597 WARN L313 ript$VariableManager]: TermVariabe thrThread2of8ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,597 WARN L313 ript$VariableManager]: TermVariabe thrThread2of8ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,597 WARN L313 ript$VariableManager]: TermVariabe thrThread2of8ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,597 WARN L313 ript$VariableManager]: TermVariabe thrThread2of8ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,598 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of8ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,598 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of8ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,598 WARN L313 ript$VariableManager]: TermVariabe thrThread5of8ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,598 WARN L313 ript$VariableManager]: TermVariabe thrThread5of8ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,598 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of8ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,598 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of8ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,598 WARN L313 ript$VariableManager]: TermVariabe thrThread5of8ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,598 WARN L313 ript$VariableManager]: TermVariabe thrThread5of8ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,598 WARN L313 ript$VariableManager]: TermVariabe thrThread5of8ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,598 WARN L313 ript$VariableManager]: TermVariabe thrThread5of8ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,598 WARN L313 ript$VariableManager]: TermVariabe thrThread5of8ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,598 WARN L313 ript$VariableManager]: TermVariabe thrThread5of8ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,598 WARN L313 ript$VariableManager]: TermVariabe thrThread5of8ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,598 WARN L313 ript$VariableManager]: TermVariabe thrThread5of8ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,598 WARN L313 ript$VariableManager]: TermVariabe |thrThread6of8ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,598 WARN L313 ript$VariableManager]: TermVariabe |thrThread6of8ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,598 WARN L313 ript$VariableManager]: TermVariabe thrThread6of8ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,598 WARN L313 ript$VariableManager]: TermVariabe thrThread6of8ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,598 WARN L313 ript$VariableManager]: TermVariabe |thrThread6of8ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,598 WARN L313 ript$VariableManager]: TermVariabe |thrThread6of8ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,598 WARN L313 ript$VariableManager]: TermVariabe thrThread6of8ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,599 WARN L313 ript$VariableManager]: TermVariabe thrThread6of8ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,599 WARN L313 ript$VariableManager]: TermVariabe thrThread6of8ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,599 WARN L313 ript$VariableManager]: TermVariabe thrThread6of8ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,599 WARN L313 ript$VariableManager]: TermVariabe thrThread6of8ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,599 WARN L313 ript$VariableManager]: TermVariabe thrThread6of8ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,599 WARN L313 ript$VariableManager]: TermVariabe thrThread6of8ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,599 WARN L313 ript$VariableManager]: TermVariabe thrThread6of8ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,599 WARN L313 ript$VariableManager]: TermVariabe |thrThread7of8ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,599 WARN L313 ript$VariableManager]: TermVariabe |thrThread7of8ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,599 WARN L313 ript$VariableManager]: TermVariabe thrThread7of8ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,599 WARN L313 ript$VariableManager]: TermVariabe thrThread7of8ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,599 WARN L313 ript$VariableManager]: TermVariabe |thrThread7of8ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,599 WARN L313 ript$VariableManager]: TermVariabe |thrThread7of8ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,599 WARN L313 ript$VariableManager]: TermVariabe thrThread7of8ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,599 WARN L313 ript$VariableManager]: TermVariabe thrThread7of8ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,599 WARN L313 ript$VariableManager]: TermVariabe thrThread7of8ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,599 WARN L313 ript$VariableManager]: TermVariabe thrThread7of8ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,599 WARN L313 ript$VariableManager]: TermVariabe thrThread7of8ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,599 WARN L313 ript$VariableManager]: TermVariabe thrThread7of8ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,599 WARN L313 ript$VariableManager]: TermVariabe thrThread7of8ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,599 WARN L313 ript$VariableManager]: TermVariabe thrThread7of8ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,600 WARN L313 ript$VariableManager]: TermVariabe |thrThread8of8ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,600 WARN L313 ript$VariableManager]: TermVariabe |thrThread8of8ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,600 WARN L313 ript$VariableManager]: TermVariabe thrThread8of8ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,600 WARN L313 ript$VariableManager]: TermVariabe thrThread8of8ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,600 WARN L313 ript$VariableManager]: TermVariabe |thrThread8of8ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,600 WARN L313 ript$VariableManager]: TermVariabe |thrThread8of8ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,600 WARN L313 ript$VariableManager]: TermVariabe thrThread8of8ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,600 WARN L313 ript$VariableManager]: TermVariabe thrThread8of8ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,600 WARN L313 ript$VariableManager]: TermVariabe thrThread8of8ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,601 WARN L313 ript$VariableManager]: TermVariabe thrThread8of8ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,601 WARN L313 ript$VariableManager]: TermVariabe thrThread8of8ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,601 WARN L313 ript$VariableManager]: TermVariabe thrThread8of8ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,601 WARN L313 ript$VariableManager]: TermVariabe thrThread8of8ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,601 WARN L313 ript$VariableManager]: TermVariabe thrThread8of8ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,601 WARN L313 ript$VariableManager]: TermVariabe thrThread1of8ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,601 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of8ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,601 WARN L313 ript$VariableManager]: TermVariabe thrThread1of8ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,601 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of8ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,601 WARN L313 ript$VariableManager]: TermVariabe thrThread1of8ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,602 WARN L313 ript$VariableManager]: TermVariabe thrThread2of8ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,603 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of8ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,603 WARN L313 ript$VariableManager]: TermVariabe thrThread2of8ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,603 WARN L313 ript$VariableManager]: TermVariabe thrThread2of8ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,603 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of8ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,604 WARN L313 ript$VariableManager]: TermVariabe thrThread3of8ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,604 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of8ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,604 WARN L313 ript$VariableManager]: TermVariabe thrThread3of8ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,604 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of8ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,604 WARN L313 ript$VariableManager]: TermVariabe thrThread3of8ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,605 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of8ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,605 WARN L313 ript$VariableManager]: TermVariabe thrThread4of8ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,605 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of8ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,605 WARN L313 ript$VariableManager]: TermVariabe thrThread4of8ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,605 WARN L313 ript$VariableManager]: TermVariabe thrThread4of8ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,606 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of8ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,606 WARN L313 ript$VariableManager]: TermVariabe thrThread5of8ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,606 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of8ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,606 WARN L313 ript$VariableManager]: TermVariabe thrThread5of8ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,606 WARN L313 ript$VariableManager]: TermVariabe thrThread5of8ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,607 WARN L313 ript$VariableManager]: TermVariabe |thrThread6of8ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,607 WARN L313 ript$VariableManager]: TermVariabe |thrThread6of8ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,607 WARN L313 ript$VariableManager]: TermVariabe thrThread6of8ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,607 WARN L313 ript$VariableManager]: TermVariabe thrThread6of8ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,608 WARN L313 ript$VariableManager]: TermVariabe thrThread6of8ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,608 WARN L313 ript$VariableManager]: TermVariabe thrThread7of8ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,608 WARN L313 ript$VariableManager]: TermVariabe |thrThread7of8ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,609 WARN L313 ript$VariableManager]: TermVariabe |thrThread7of8ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,609 WARN L313 ript$VariableManager]: TermVariabe thrThread7of8ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,609 WARN L313 ript$VariableManager]: TermVariabe thrThread7of8ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,609 WARN L313 ript$VariableManager]: TermVariabe thrThread8of8ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,610 WARN L313 ript$VariableManager]: TermVariabe |thrThread8of8ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,610 WARN L313 ript$VariableManager]: TermVariabe thrThread8of8ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,610 WARN L313 ript$VariableManager]: TermVariabe thrThread8of8ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,610 WARN L313 ript$VariableManager]: TermVariabe |thrThread8of8ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:34,614 INFO L149 ThreadInstanceAdder]: Constructed 8 joinOtherThreadTransitions. [2021-06-11 07:51:34,614 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-06-11 07:51:34,615 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-06-11 07:51:34,615 INFO L377 AbstractCegarLoop]: Hoare is false [2021-06-11 07:51:34,615 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-11 07:51:34,615 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-11 07:51:34,615 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-11 07:51:34,615 INFO L381 AbstractCegarLoop]: Difference is false [2021-06-11 07:51:34,615 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-11 07:51:34,615 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-06-11 07:51:34,616 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 128 places, 125 transitions, 370 flow [2021-06-11 07:51:35,358 INFO L129 PetriNetUnfolder]: 1811/9365 cut-off events. [2021-06-11 07:51:35,358 INFO L130 PetriNetUnfolder]: For 1136/1136 co-relation queries the response was YES. [2021-06-11 07:51:35,402 INFO L84 FinitePrefix]: Finished finitePrefix Result has 10450 conditions, 9365 events. 1811/9365 cut-off events. For 1136/1136 co-relation queries the response was YES. Maximal size of possible extension queue 217. Compared 93165 event pairs, 522 based on Foata normal form. 0/7810 useless extension candidates. Maximal degree in co-relation 5160. Up to 1024 conditions per place. [2021-06-11 07:51:35,402 INFO L82 GeneralOperation]: Start removeDead. Operand has 128 places, 125 transitions, 370 flow [2021-06-11 07:51:35,424 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 121 places, 117 transitions, 354 flow [2021-06-11 07:51:35,424 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 07:51:35,424 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 121 places, 117 transitions, 354 flow [2021-06-11 07:51:35,425 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 121 places, 117 transitions, 354 flow [2021-06-11 07:51:35,425 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 121 places, 117 transitions, 354 flow [2021-06-11 07:51:35,953 INFO L129 PetriNetUnfolder]: 1555/7317 cut-off events. [2021-06-11 07:51:35,953 INFO L130 PetriNetUnfolder]: For 1136/1136 co-relation queries the response was YES. [2021-06-11 07:51:36,006 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8402 conditions, 7317 events. 1555/7317 cut-off events. For 1136/1136 co-relation queries the response was YES. Maximal size of possible extension queue 147. Compared 68148 event pairs, 522 based on Foata normal form. 0/6274 useless extension candidates. Maximal degree in co-relation 4136. Up to 1024 conditions per place. [2021-06-11 07:51:36,152 INFO L151 LiptonReduction]: Number of co-enabled transitions 4960 [2021-06-11 07:51:36,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:36,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:36,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:36,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:36,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:36,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:36,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:36,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:36,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:36,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:36,435 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:36,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:36,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:36,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:36,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:36,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:36,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:36,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:36,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:36,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:36,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:36,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:36,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:36,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:36,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:36,687 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:36,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:36,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 07:51:36,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:51:36,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:36,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:36,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:36,785 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:36,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:36,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 07:51:36,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:51:36,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:36,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:36,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:36,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:36,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:36,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:36,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:36,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:36,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:36,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:36,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:36,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:36,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:36,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:36,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:36,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:37,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:37,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:37,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:37,077 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:37,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:37,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 07:51:37,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:51:37,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:37,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:37,220 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-06-11 07:51:37,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:37,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:37,312 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:37,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:37,313 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:37,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:37,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 07:51:37,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:51:37,314 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:37,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:37,315 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:37,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:37,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 07:51:37,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 07:51:37,316 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:37,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:37,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 07:51:37,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-11 07:51:37,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:37,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:37,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:37,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:37,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:37,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:37,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:37,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:37,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:37,531 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:37,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:37,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:51:37,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:51:37,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:37,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:37,669 INFO L142 QuantifierPusher]: treesize reduction 1, result has 96.3 percent of original size [2021-06-11 07:51:37,670 INFO L147 QuantifierPusher]: treesize reduction 10, result has 9.1 percent of original size 1 [2021-06-11 07:51:37,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:37,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:37,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:37,979 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:37,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:37,980 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:37,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:37,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 07:51:37,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:51:37,981 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:37,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:37,982 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:37,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:37,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 07:51:37,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 07:51:37,984 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:37,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:37,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 07:51:37,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-06-11 07:51:37,996 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:37,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:38,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:38,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:38,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:38,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:38,154 INFO L142 QuantifierPusher]: treesize reduction 8, result has 33.3 percent of original size [2021-06-11 07:51:38,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:38,390 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.4 percent of original size [2021-06-11 07:51:38,391 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:38,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:38,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 07:51:38,399 INFO L147 QuantifierPusher]: treesize reduction 12, result has 53.8 percent of original size 14 [2021-06-11 07:51:38,679 INFO L142 QuantifierPusher]: treesize reduction 2, result has 94.4 percent of original size [2021-06-11 07:51:38,680 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 1] term [2021-06-11 07:51:38,680 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 07:51:38,681 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:38,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:38,956 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 109 [2021-06-11 07:51:39,070 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2021-06-11 07:51:39,348 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 112 [2021-06-11 07:51:39,480 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-06-11 07:51:39,486 INFO L142 QuantifierPusher]: treesize reduction 3, result has 97.5 percent of original size [2021-06-11 07:51:39,489 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:39,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:39,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 07:51:39,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:51:39,498 INFO L163 LiptonReduction]: Checked pairs total: 12650 [2021-06-11 07:51:39,498 INFO L165 LiptonReduction]: Total number of compositions: 75 [2021-06-11 07:51:39,498 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 4074 [2021-06-11 07:51:39,500 INFO L129 PetriNetUnfolder]: 1/8 cut-off events. [2021-06-11 07:51:39,500 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-11 07:51:39,500 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 07:51:39,500 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2021-06-11 07:51:39,500 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 07:51:39,500 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 07:51:39,500 INFO L82 PathProgramCache]: Analyzing trace with hash 47594385, now seen corresponding path program 1 times [2021-06-11 07:51:39,500 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 07:51:39,500 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [619693886] [2021-06-11 07:51:39,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 07:51:39,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:51:39,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:39,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:39,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:39,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:39,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 07:51:39,516 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [619693886] [2021-06-11 07:51:39,516 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 07:51:39,517 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-11 07:51:39,517 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [538654184] [2021-06-11 07:51:39,517 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-11 07:51:39,517 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 07:51:39,517 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-11 07:51:39,517 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-11 07:51:39,518 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 127 out of 200 [2021-06-11 07:51:39,518 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 59 places, 51 transitions, 222 flow. Second operand has 3 states, 3 states have (on average 128.33333333333334) internal successors, (385), 3 states have internal predecessors, (385), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:39,518 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 07:51:39,518 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 127 of 200 [2021-06-11 07:51:39,518 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 07:51:39,731 INFO L129 PetriNetUnfolder]: 1032/2618 cut-off events. [2021-06-11 07:51:39,731 INFO L130 PetriNetUnfolder]: For 1136/1143 co-relation queries the response was YES. [2021-06-11 07:51:39,742 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5266 conditions, 2618 events. 1032/2618 cut-off events. For 1136/1143 co-relation queries the response was YES. Maximal size of possible extension queue 139. Compared 18026 event pairs, 522 based on Foata normal form. 0/1842 useless extension candidates. Maximal degree in co-relation 2558. Up to 1561 conditions per place. [2021-06-11 07:51:39,752 INFO L132 encePairwiseOnDemand]: 197/200 looper letters, 10 selfloop transitions, 2 changer transitions 1/53 dead transitions. [2021-06-11 07:51:39,752 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 61 places, 53 transitions, 252 flow [2021-06-11 07:51:39,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-11 07:51:39,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-06-11 07:51:39,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 395 transitions. [2021-06-11 07:51:39,754 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6583333333333333 [2021-06-11 07:51:39,754 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 395 transitions. [2021-06-11 07:51:39,754 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 395 transitions. [2021-06-11 07:51:39,754 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 07:51:39,754 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 395 transitions. [2021-06-11 07:51:39,755 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 131.66666666666666) internal successors, (395), 3 states have internal predecessors, (395), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:39,756 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 200.0) internal successors, (800), 4 states have internal predecessors, (800), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:39,756 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 200.0) internal successors, (800), 4 states have internal predecessors, (800), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:39,756 INFO L185 Difference]: Start difference. First operand has 59 places, 51 transitions, 222 flow. Second operand 3 states and 395 transitions. [2021-06-11 07:51:39,756 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 61 places, 53 transitions, 252 flow [2021-06-11 07:51:39,758 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 61 places, 53 transitions, 252 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-06-11 07:51:39,759 INFO L241 Difference]: Finished difference. Result has 62 places, 51 transitions, 232 flow [2021-06-11 07:51:39,759 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=200, PETRI_DIFFERENCE_MINUEND_FLOW=222, PETRI_DIFFERENCE_MINUEND_PLACES=59, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=51, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=49, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=232, PETRI_PLACES=62, PETRI_TRANSITIONS=51} [2021-06-11 07:51:39,759 INFO L343 CegarLoopForPetriNet]: 59 programPoint places, 3 predicate places. [2021-06-11 07:51:39,759 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 07:51:39,760 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 62 places, 51 transitions, 232 flow [2021-06-11 07:51:39,760 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 62 places, 51 transitions, 232 flow [2021-06-11 07:51:39,760 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 61 places, 51 transitions, 232 flow [2021-06-11 07:51:39,867 INFO L129 PetriNetUnfolder]: 1032/2362 cut-off events. [2021-06-11 07:51:39,868 INFO L130 PetriNetUnfolder]: For 1136/1144 co-relation queries the response was YES. [2021-06-11 07:51:39,876 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3467 conditions, 2362 events. 1032/2362 cut-off events. For 1136/1144 co-relation queries the response was YES. Maximal size of possible extension queue 103. Compared 14681 event pairs, 522 based on Foata normal form. 0/1850 useless extension candidates. Maximal degree in co-relation 3447. Up to 1024 conditions per place. [2021-06-11 07:51:39,897 INFO L151 LiptonReduction]: Number of co-enabled transitions 1446 [2021-06-11 07:51:39,899 INFO L163 LiptonReduction]: Checked pairs total: 1300 [2021-06-11 07:51:39,899 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 07:51:39,899 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 140 [2021-06-11 07:51:39,899 INFO L480 AbstractCegarLoop]: Abstraction has has 61 places, 51 transitions, 232 flow [2021-06-11 07:51:39,900 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 128.33333333333334) internal successors, (385), 3 states have internal predecessors, (385), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:39,900 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 07:51:39,900 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-06-11 07:51:39,900 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2021-06-11 07:51:39,900 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 07:51:39,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 07:51:39,900 INFO L82 PathProgramCache]: Analyzing trace with hash 595182893, now seen corresponding path program 1 times [2021-06-11 07:51:39,900 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 07:51:39,900 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [666870850] [2021-06-11 07:51:39,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 07:51:39,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:51:39,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:39,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:39,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:39,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:51:39,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:39,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:39,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:39,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:39,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:39,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:39,924 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 07:51:39,925 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [666870850] [2021-06-11 07:51:39,925 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [933688248] [2021-06-11 07:51:39,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 07:51:40,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:51:40,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 4 conjunts are in the unsatisfiable core [2021-06-11 07:51:40,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 07:51:40,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:40,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:40,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:40,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:40,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:40,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,031 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:40,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:40,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 07:51:40,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:40,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:40,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:40,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:40,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:40,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:40,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:40,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:40,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:40,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:40,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:40,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:40,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:40,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:40,048 INFO L142 QuantifierPusher]: treesize reduction 1, result has 91.7 percent of original size [2021-06-11 07:51:40,049 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:40,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:40,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 07:51:40,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,050 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:40,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,051 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:40,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:40,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 07:51:40,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 07:51:40,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:40,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:40,054 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 07:51:40,054 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 07:51:40,054 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2021-06-11 07:51:40,054 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [265102019] [2021-06-11 07:51:40,054 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-11 07:51:40,054 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 07:51:40,054 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-11 07:51:40,054 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-06-11 07:51:40,055 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 127 out of 200 [2021-06-11 07:51:40,056 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 61 places, 51 transitions, 232 flow. Second operand has 7 states, 7 states have (on average 128.57142857142858) internal successors, (900), 7 states have internal predecessors, (900), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:40,056 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 07:51:40,056 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 127 of 200 [2021-06-11 07:51:40,056 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 07:51:40,275 INFO L129 PetriNetUnfolder]: 1052/2677 cut-off events. [2021-06-11 07:51:40,275 INFO L130 PetriNetUnfolder]: For 1172/1180 co-relation queries the response was YES. [2021-06-11 07:51:40,285 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5404 conditions, 2677 events. 1052/2677 cut-off events. For 1172/1180 co-relation queries the response was YES. Maximal size of possible extension queue 104. Compared 18199 event pairs, 550 based on Foata normal form. 0/2167 useless extension candidates. Maximal degree in co-relation 5380. Up to 1320 conditions per place. [2021-06-11 07:51:40,295 INFO L132 encePairwiseOnDemand]: 193/200 looper letters, 9 selfloop transitions, 6 changer transitions 0/55 dead transitions. [2021-06-11 07:51:40,295 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 64 places, 55 transitions, 270 flow [2021-06-11 07:51:40,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-11 07:51:40,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-06-11 07:51:40,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 525 transitions. [2021-06-11 07:51:40,297 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.65625 [2021-06-11 07:51:40,297 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 525 transitions. [2021-06-11 07:51:40,297 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 525 transitions. [2021-06-11 07:51:40,298 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 07:51:40,298 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 525 transitions. [2021-06-11 07:51:40,299 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 131.25) internal successors, (525), 4 states have internal predecessors, (525), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:40,299 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 200.0) internal successors, (1000), 5 states have internal predecessors, (1000), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:40,300 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 200.0) internal successors, (1000), 5 states have internal predecessors, (1000), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:40,300 INFO L185 Difference]: Start difference. First operand has 61 places, 51 transitions, 232 flow. Second operand 4 states and 525 transitions. [2021-06-11 07:51:40,300 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 64 places, 55 transitions, 270 flow [2021-06-11 07:51:40,302 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 63 places, 55 transitions, 268 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-06-11 07:51:40,302 INFO L241 Difference]: Finished difference. Result has 64 places, 53 transitions, 258 flow [2021-06-11 07:51:40,303 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=200, PETRI_DIFFERENCE_MINUEND_FLOW=230, PETRI_DIFFERENCE_MINUEND_PLACES=60, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=51, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=45, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=258, PETRI_PLACES=64, PETRI_TRANSITIONS=53} [2021-06-11 07:51:40,303 INFO L343 CegarLoopForPetriNet]: 59 programPoint places, 5 predicate places. [2021-06-11 07:51:40,303 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 07:51:40,309 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 64 places, 53 transitions, 258 flow [2021-06-11 07:51:40,309 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 64 places, 53 transitions, 258 flow [2021-06-11 07:51:40,310 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 64 places, 53 transitions, 258 flow [2021-06-11 07:51:40,444 INFO L129 PetriNetUnfolder]: 1052/2677 cut-off events. [2021-06-11 07:51:40,444 INFO L130 PetriNetUnfolder]: For 1172/1180 co-relation queries the response was YES. [2021-06-11 07:51:40,455 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5415 conditions, 2677 events. 1052/2677 cut-off events. For 1172/1180 co-relation queries the response was YES. Maximal size of possible extension queue 111. Compared 18253 event pairs, 550 based on Foata normal form. 0/2422 useless extension candidates. Maximal degree in co-relation 2749. Up to 1052 conditions per place. [2021-06-11 07:51:40,485 INFO L151 LiptonReduction]: Number of co-enabled transitions 1542 [2021-06-11 07:51:40,487 INFO L163 LiptonReduction]: Checked pairs total: 1364 [2021-06-11 07:51:40,488 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 07:51:40,488 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 185 [2021-06-11 07:51:40,488 INFO L480 AbstractCegarLoop]: Abstraction has has 64 places, 53 transitions, 258 flow [2021-06-11 07:51:40,488 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 128.57142857142858) internal successors, (900), 7 states have internal predecessors, (900), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:40,488 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 07:51:40,488 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 07:51:40,704 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 07:51:40,705 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 07:51:40,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 07:51:40,705 INFO L82 PathProgramCache]: Analyzing trace with hash 1217135348, now seen corresponding path program 1 times [2021-06-11 07:51:40,705 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 07:51:40,705 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [859379278] [2021-06-11 07:51:40,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 07:51:40,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:51:40,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:40,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 07:51:40,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:40,733 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-11 07:51:40,733 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [859379278] [2021-06-11 07:51:40,733 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1621812302] [2021-06-11 07:51:40,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 07:51:40,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:51:40,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjunts are in the unsatisfiable core [2021-06-11 07:51:40,833 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 07:51:40,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-11 07:51:40,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:51:40,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:40,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:40,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:40,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:40,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:40,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:40,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:40,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:40,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:40,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:40,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,847 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:40,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:51:40,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:51:40,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,848 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:40,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:51:40,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:51:40,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:40,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:40,857 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-06-11 07:51:40,857 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:40,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:40,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 07:51:40,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,859 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:40,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,859 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:40,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:40,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 07:51:40,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 07:51:40,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:40,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:40,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:40,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:40,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:40,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:40,864 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:40,864 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:40,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:40,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:40,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:40,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:40,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:40,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:40,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:40,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:40,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:40,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:40,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:40,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:40,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:40,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:40,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:40,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:40,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:40,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:40,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:40,874 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-11 07:51:40,874 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 07:51:40,874 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 5 [2021-06-11 07:51:40,874 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1983739956] [2021-06-11 07:51:40,875 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-11 07:51:40,875 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 07:51:40,875 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-11 07:51:40,875 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-06-11 07:51:40,877 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 127 out of 200 [2021-06-11 07:51:40,877 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 64 places, 53 transitions, 258 flow. Second operand has 6 states, 6 states have (on average 129.16666666666666) internal successors, (775), 6 states have internal predecessors, (775), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:40,877 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 07:51:40,877 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 127 of 200 [2021-06-11 07:51:40,877 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 07:51:41,097 INFO L129 PetriNetUnfolder]: 1051/2673 cut-off events. [2021-06-11 07:51:41,097 INFO L130 PetriNetUnfolder]: For 1462/1468 co-relation queries the response was YES. [2021-06-11 07:51:41,109 INFO L84 FinitePrefix]: Finished finitePrefix Result has 6997 conditions, 2673 events. 1051/2673 cut-off events. For 1462/1468 co-relation queries the response was YES. Maximal size of possible extension queue 101. Compared 18217 event pairs, 550 based on Foata normal form. 1/2419 useless extension candidates. Maximal degree in co-relation 3525. Up to 1587 conditions per place. [2021-06-11 07:51:41,118 INFO L132 encePairwiseOnDemand]: 197/200 looper letters, 13 selfloop transitions, 3 changer transitions 0/56 dead transitions. [2021-06-11 07:51:41,118 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 67 places, 56 transitions, 298 flow [2021-06-11 07:51:41,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-11 07:51:41,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-06-11 07:51:41,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 523 transitions. [2021-06-11 07:51:41,120 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.65375 [2021-06-11 07:51:41,120 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 523 transitions. [2021-06-11 07:51:41,120 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 523 transitions. [2021-06-11 07:51:41,120 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 07:51:41,120 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 523 transitions. [2021-06-11 07:51:41,121 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 130.75) internal successors, (523), 4 states have internal predecessors, (523), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:41,122 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 200.0) internal successors, (1000), 5 states have internal predecessors, (1000), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:41,122 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 200.0) internal successors, (1000), 5 states have internal predecessors, (1000), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:41,122 INFO L185 Difference]: Start difference. First operand has 64 places, 53 transitions, 258 flow. Second operand 4 states and 523 transitions. [2021-06-11 07:51:41,122 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 67 places, 56 transitions, 298 flow [2021-06-11 07:51:41,125 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 66 places, 56 transitions, 297 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-06-11 07:51:41,126 INFO L241 Difference]: Finished difference. Result has 67 places, 54 transitions, 273 flow [2021-06-11 07:51:41,126 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=200, PETRI_DIFFERENCE_MINUEND_FLOW=257, PETRI_DIFFERENCE_MINUEND_PLACES=63, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=53, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=50, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=273, PETRI_PLACES=67, PETRI_TRANSITIONS=54} [2021-06-11 07:51:41,126 INFO L343 CegarLoopForPetriNet]: 59 programPoint places, 8 predicate places. [2021-06-11 07:51:41,126 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 07:51:41,126 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 67 places, 54 transitions, 273 flow [2021-06-11 07:51:41,127 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 67 places, 54 transitions, 273 flow [2021-06-11 07:51:41,127 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 67 places, 54 transitions, 273 flow [2021-06-11 07:51:41,270 INFO L129 PetriNetUnfolder]: 1051/2673 cut-off events. [2021-06-11 07:51:41,271 INFO L130 PetriNetUnfolder]: For 1183/1185 co-relation queries the response was YES. [2021-06-11 07:51:41,282 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5424 conditions, 2673 events. 1051/2673 cut-off events. For 1183/1185 co-relation queries the response was YES. Maximal size of possible extension queue 104. Compared 18288 event pairs, 550 based on Foata normal form. 0/2418 useless extension candidates. Maximal degree in co-relation 5389. Up to 1051 conditions per place. [2021-06-11 07:51:41,312 INFO L151 LiptonReduction]: Number of co-enabled transitions 1554 [2021-06-11 07:51:41,314 INFO L163 LiptonReduction]: Checked pairs total: 1372 [2021-06-11 07:51:41,315 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 07:51:41,315 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 189 [2021-06-11 07:51:41,315 INFO L480 AbstractCegarLoop]: Abstraction has has 67 places, 54 transitions, 273 flow [2021-06-11 07:51:41,315 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 129.16666666666666) internal successors, (775), 6 states have internal predecessors, (775), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:41,315 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 07:51:41,315 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 07:51:41,532 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41,16 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 07:51:41,533 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 07:51:41,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 07:51:41,533 INFO L82 PathProgramCache]: Analyzing trace with hash 1613160175, now seen corresponding path program 1 times [2021-06-11 07:51:41,533 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 07:51:41,533 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [298937871] [2021-06-11 07:51:41,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 07:51:41,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:51:41,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:41,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:41,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:41,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:41,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 07:51:41,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:41,586 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-11 07:51:41,586 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [298937871] [2021-06-11 07:51:41,586 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1298457772] [2021-06-11 07:51:41,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 07:51:41,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:51:41,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 6 conjunts are in the unsatisfiable core [2021-06-11 07:51:41,684 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 07:51:41,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:41,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:41,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:41,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:41,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:41,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:41,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:41,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:41,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:41,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:41,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:41,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:41,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,695 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:41,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:51:41,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:41,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,697 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:41,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:51:41,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:41,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:41,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:41,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:41,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,700 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:41,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:41,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 07:51:41,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:41,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:41,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:41,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:41,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:41,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:41,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:41,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:41,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:41,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:41,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:41,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:41,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:41,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:41,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:41,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:41,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:41,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:41,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:41,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:41,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:41,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:41,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:41,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:41,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:41,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:41,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:41,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:41,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:41,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:41,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:41,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:41,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:41,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:41,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,728 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:41,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:51:41,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:51:41,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,729 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:41,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:51:41,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:51:41,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:41,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:41,741 INFO L142 QuantifierPusher]: treesize reduction 1, result has 91.7 percent of original size [2021-06-11 07:51:41,741 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:41,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:41,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 07:51:41,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,743 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:41,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,743 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:41,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:41,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 07:51:41,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 07:51:41,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:41,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:41,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:41,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:41,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:41,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:41,749 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-11 07:51:41,750 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 07:51:41,750 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2021-06-11 07:51:41,750 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1567764155] [2021-06-11 07:51:41,751 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-06-11 07:51:41,751 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 07:51:41,751 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-06-11 07:51:41,751 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2021-06-11 07:51:41,752 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 127 out of 200 [2021-06-11 07:51:41,752 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 67 places, 54 transitions, 273 flow. Second operand has 10 states, 10 states have (on average 128.8) internal successors, (1288), 10 states have internal predecessors, (1288), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:41,753 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 07:51:41,753 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 127 of 200 [2021-06-11 07:51:41,753 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 07:51:42,032 INFO L129 PetriNetUnfolder]: 1128/3083 cut-off events. [2021-06-11 07:51:42,032 INFO L130 PetriNetUnfolder]: For 1651/1657 co-relation queries the response was YES. [2021-06-11 07:51:42,039 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8098 conditions, 3083 events. 1128/3083 cut-off events. For 1651/1657 co-relation queries the response was YES. Maximal size of possible extension queue 150. Compared 23076 event pairs, 662 based on Foata normal form. 35/2871 useless extension candidates. Maximal degree in co-relation 8057. Up to 1328 conditions per place. [2021-06-11 07:51:42,046 INFO L132 encePairwiseOnDemand]: 190/200 looper letters, 6 selfloop transitions, 14 changer transitions 0/60 dead transitions. [2021-06-11 07:51:42,047 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 72 places, 60 transitions, 329 flow [2021-06-11 07:51:42,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-11 07:51:42,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-06-11 07:51:42,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 784 transitions. [2021-06-11 07:51:42,048 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6533333333333333 [2021-06-11 07:51:42,048 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 784 transitions. [2021-06-11 07:51:42,048 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 784 transitions. [2021-06-11 07:51:42,049 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 07:51:42,049 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 784 transitions. [2021-06-11 07:51:42,050 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 130.66666666666666) internal successors, (784), 6 states have internal predecessors, (784), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:42,051 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 200.0) internal successors, (1400), 7 states have internal predecessors, (1400), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:42,051 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 200.0) internal successors, (1400), 7 states have internal predecessors, (1400), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:42,051 INFO L185 Difference]: Start difference. First operand has 67 places, 54 transitions, 273 flow. Second operand 6 states and 784 transitions. [2021-06-11 07:51:42,051 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 72 places, 60 transitions, 329 flow [2021-06-11 07:51:42,053 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 70 places, 60 transitions, 323 flow, removed 1 selfloop flow, removed 2 redundant places. [2021-06-11 07:51:42,054 INFO L241 Difference]: Finished difference. Result has 72 places, 58 transitions, 331 flow [2021-06-11 07:51:42,054 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=200, PETRI_DIFFERENCE_MINUEND_FLOW=267, PETRI_DIFFERENCE_MINUEND_PLACES=65, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=54, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=41, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=331, PETRI_PLACES=72, PETRI_TRANSITIONS=58} [2021-06-11 07:51:42,054 INFO L343 CegarLoopForPetriNet]: 59 programPoint places, 13 predicate places. [2021-06-11 07:51:42,054 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 07:51:42,055 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 72 places, 58 transitions, 331 flow [2021-06-11 07:51:42,055 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 72 places, 58 transitions, 331 flow [2021-06-11 07:51:42,055 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 72 places, 58 transitions, 331 flow [2021-06-11 07:51:42,220 INFO L129 PetriNetUnfolder]: 1128/3083 cut-off events. [2021-06-11 07:51:42,220 INFO L130 PetriNetUnfolder]: For 2347/2354 co-relation queries the response was YES. [2021-06-11 07:51:42,232 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8937 conditions, 3083 events. 1128/3083 cut-off events. For 2347/2354 co-relation queries the response was YES. Maximal size of possible extension queue 162. Compared 23073 event pairs, 662 based on Foata normal form. 0/2836 useless extension candidates. Maximal degree in co-relation 4481. Up to 1328 conditions per place. [2021-06-11 07:51:42,269 INFO L151 LiptonReduction]: Number of co-enabled transitions 1704 [2021-06-11 07:51:42,271 INFO L163 LiptonReduction]: Checked pairs total: 1472 [2021-06-11 07:51:42,271 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 07:51:42,271 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 217 [2021-06-11 07:51:42,271 INFO L480 AbstractCegarLoop]: Abstraction has has 72 places, 58 transitions, 331 flow [2021-06-11 07:51:42,272 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 128.8) internal successors, (1288), 10 states have internal predecessors, (1288), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:42,272 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 07:51:42,272 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 07:51:42,485 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 07:51:42,485 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 07:51:42,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 07:51:42,485 INFO L82 PathProgramCache]: Analyzing trace with hash -1562641087, now seen corresponding path program 1 times [2021-06-11 07:51:42,485 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 07:51:42,485 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [562606760] [2021-06-11 07:51:42,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 07:51:42,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:51:42,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:42,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 07:51:42,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 07:51:42,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:42,525 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-06-11 07:51:42,525 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [562606760] [2021-06-11 07:51:42,525 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [262829775] [2021-06-11 07:51:42,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 07:51:42,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:51:42,630 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 9 conjunts are in the unsatisfiable core [2021-06-11 07:51:42,631 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 07:51:42,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-11 07:51:42,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:51:42,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:42,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:42,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:42,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:42,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:42,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:42,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:42,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:42,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:42,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:42,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:42,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:42,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:42,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:42,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:42,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:42,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:42,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:42,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:42,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:42,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:42,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:42,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,656 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:42,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:51:42,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:51:42,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,658 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:42,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:51:42,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:51:42,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:42,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:42,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:42,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:42,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:42,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:42,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:42,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:42,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:42,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:42,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:42,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:42,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:42,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:42,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:42,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:42,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:42,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:42,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:42,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:42,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:42,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:42,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,678 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:42,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:51:42,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:51:42,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,679 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:42,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:51:42,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:51:42,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:42,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:42,689 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-06-11 07:51:42,689 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:42,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:42,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 07:51:42,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,691 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:42,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,691 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:42,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:42,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 07:51:42,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 07:51:42,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:42,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:42,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:42,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:42,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:42,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:42,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:42,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:42,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:42,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:42,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:42,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:42,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:42,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:42,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:42,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:42,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:42,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:42,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:42,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:42,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:42,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:42,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:42,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:42,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:42,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:42,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:42,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:42,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:42,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:42,706 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-06-11 07:51:42,706 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 07:51:42,706 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 7 [2021-06-11 07:51:42,706 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1778412978] [2021-06-11 07:51:42,706 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-11 07:51:42,706 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 07:51:42,707 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-11 07:51:42,707 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2021-06-11 07:51:42,707 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 127 out of 200 [2021-06-11 07:51:42,708 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 72 places, 58 transitions, 331 flow. Second operand has 8 states, 8 states have (on average 129.125) internal successors, (1033), 8 states have internal predecessors, (1033), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:42,708 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 07:51:42,708 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 127 of 200 [2021-06-11 07:51:42,708 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 07:51:43,015 INFO L129 PetriNetUnfolder]: 1126/3072 cut-off events. [2021-06-11 07:51:43,015 INFO L130 PetriNetUnfolder]: For 3371/3376 co-relation queries the response was YES. [2021-06-11 07:51:43,033 INFO L84 FinitePrefix]: Finished finitePrefix Result has 10787 conditions, 3072 events. 1126/3072 cut-off events. For 3371/3376 co-relation queries the response was YES. Maximal size of possible extension queue 147. Compared 22967 event pairs, 661 based on Foata normal form. 1/2826 useless extension candidates. Maximal degree in co-relation 5423. Up to 1876 conditions per place. [2021-06-11 07:51:43,046 INFO L132 encePairwiseOnDemand]: 197/200 looper letters, 17 selfloop transitions, 4 changer transitions 0/61 dead transitions. [2021-06-11 07:51:43,046 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 76 places, 61 transitions, 391 flow [2021-06-11 07:51:43,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-11 07:51:43,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-06-11 07:51:43,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 652 transitions. [2021-06-11 07:51:43,048 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.652 [2021-06-11 07:51:43,048 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 652 transitions. [2021-06-11 07:51:43,048 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 652 transitions. [2021-06-11 07:51:43,048 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 07:51:43,048 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 652 transitions. [2021-06-11 07:51:43,049 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 130.4) internal successors, (652), 5 states have internal predecessors, (652), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:43,050 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 200.0) internal successors, (1200), 6 states have internal predecessors, (1200), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:43,051 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 200.0) internal successors, (1200), 6 states have internal predecessors, (1200), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:43,051 INFO L185 Difference]: Start difference. First operand has 72 places, 58 transitions, 331 flow. Second operand 5 states and 652 transitions. [2021-06-11 07:51:43,051 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 76 places, 61 transitions, 391 flow [2021-06-11 07:51:43,066 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 71 places, 61 transitions, 357 flow, removed 9 selfloop flow, removed 5 redundant places. [2021-06-11 07:51:43,067 INFO L241 Difference]: Finished difference. Result has 72 places, 59 transitions, 320 flow [2021-06-11 07:51:43,067 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=200, PETRI_DIFFERENCE_MINUEND_FLOW=301, PETRI_DIFFERENCE_MINUEND_PLACES=67, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=58, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=54, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=320, PETRI_PLACES=72, PETRI_TRANSITIONS=59} [2021-06-11 07:51:43,067 INFO L343 CegarLoopForPetriNet]: 59 programPoint places, 13 predicate places. [2021-06-11 07:51:43,067 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 07:51:43,067 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 72 places, 59 transitions, 320 flow [2021-06-11 07:51:43,068 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 72 places, 59 transitions, 320 flow [2021-06-11 07:51:43,068 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 72 places, 59 transitions, 320 flow [2021-06-11 07:51:43,247 INFO L129 PetriNetUnfolder]: 1126/3072 cut-off events. [2021-06-11 07:51:43,247 INFO L130 PetriNetUnfolder]: For 1640/1646 co-relation queries the response was YES. [2021-06-11 07:51:43,262 INFO L84 FinitePrefix]: Finished finitePrefix Result has 7810 conditions, 3072 events. 1126/3072 cut-off events. For 1640/1646 co-relation queries the response was YES. Maximal size of possible extension queue 162. Compared 22998 event pairs, 661 based on Foata normal form. 0/2825 useless extension candidates. Maximal degree in co-relation 7760. Up to 1159 conditions per place. [2021-06-11 07:51:43,324 INFO L151 LiptonReduction]: Number of co-enabled transitions 1722 [2021-06-11 07:51:43,326 INFO L163 LiptonReduction]: Checked pairs total: 1484 [2021-06-11 07:51:43,327 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 07:51:43,327 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 260 [2021-06-11 07:51:43,327 INFO L480 AbstractCegarLoop]: Abstraction has has 72 places, 59 transitions, 320 flow [2021-06-11 07:51:43,327 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 129.125) internal successors, (1033), 8 states have internal predecessors, (1033), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:43,327 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 07:51:43,327 INFO L263 CegarLoopForPetriNet]: trace histogram [8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 07:51:43,528 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable43 [2021-06-11 07:51:43,528 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 07:51:43,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 07:51:43,528 INFO L82 PathProgramCache]: Analyzing trace with hash 921309773, now seen corresponding path program 1 times [2021-06-11 07:51:43,528 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 07:51:43,529 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1567829853] [2021-06-11 07:51:43,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 07:51:43,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-11 07:51:43,537 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-11 07:51:43,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-11 07:51:43,546 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-11 07:51:43,551 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-06-11 07:51:43,551 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-06-11 07:51:43,551 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2021-06-11 07:51:43,551 WARN L342 ceAbstractionStarter]: 8 thread instances were not sufficient, I will increase this number and restart the analysis [2021-06-11 07:51:43,552 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 9 thread instances. [2021-06-11 07:51:43,565 WARN L313 ript$VariableManager]: TermVariabe |thrThread6of9ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,565 WARN L313 ript$VariableManager]: TermVariabe |thrThread6of9ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,565 WARN L313 ript$VariableManager]: TermVariabe thrThread6of9ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,565 WARN L313 ript$VariableManager]: TermVariabe thrThread6of9ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,565 WARN L313 ript$VariableManager]: TermVariabe |thrThread6of9ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,565 WARN L313 ript$VariableManager]: TermVariabe |thrThread6of9ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,565 WARN L313 ript$VariableManager]: TermVariabe thrThread6of9ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,565 WARN L313 ript$VariableManager]: TermVariabe thrThread6of9ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,566 WARN L313 ript$VariableManager]: TermVariabe thrThread6of9ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,566 WARN L313 ript$VariableManager]: TermVariabe thrThread6of9ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,566 WARN L313 ript$VariableManager]: TermVariabe thrThread6of9ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,566 WARN L313 ript$VariableManager]: TermVariabe thrThread6of9ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,566 WARN L313 ript$VariableManager]: TermVariabe thrThread6of9ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,566 WARN L313 ript$VariableManager]: TermVariabe thrThread6of9ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,566 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of9ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,566 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of9ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,566 WARN L313 ript$VariableManager]: TermVariabe thrThread5of9ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,566 WARN L313 ript$VariableManager]: TermVariabe thrThread5of9ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,566 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of9ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,566 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of9ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,566 WARN L313 ript$VariableManager]: TermVariabe thrThread5of9ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,566 WARN L313 ript$VariableManager]: TermVariabe thrThread5of9ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,566 WARN L313 ript$VariableManager]: TermVariabe thrThread5of9ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,566 WARN L313 ript$VariableManager]: TermVariabe thrThread5of9ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,566 WARN L313 ript$VariableManager]: TermVariabe thrThread5of9ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,566 WARN L313 ript$VariableManager]: TermVariabe thrThread5of9ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,566 WARN L313 ript$VariableManager]: TermVariabe thrThread5of9ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,566 WARN L313 ript$VariableManager]: TermVariabe thrThread5of9ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,567 WARN L313 ript$VariableManager]: TermVariabe |thrThread7of9ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,567 WARN L313 ript$VariableManager]: TermVariabe |thrThread7of9ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,567 WARN L313 ript$VariableManager]: TermVariabe thrThread7of9ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,567 WARN L313 ript$VariableManager]: TermVariabe thrThread7of9ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,567 WARN L313 ript$VariableManager]: TermVariabe |thrThread7of9ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,567 WARN L313 ript$VariableManager]: TermVariabe |thrThread7of9ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,567 WARN L313 ript$VariableManager]: TermVariabe thrThread7of9ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,567 WARN L313 ript$VariableManager]: TermVariabe thrThread7of9ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,567 WARN L313 ript$VariableManager]: TermVariabe thrThread7of9ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,567 WARN L313 ript$VariableManager]: TermVariabe thrThread7of9ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,567 WARN L313 ript$VariableManager]: TermVariabe thrThread7of9ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,567 WARN L313 ript$VariableManager]: TermVariabe thrThread7of9ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,567 WARN L313 ript$VariableManager]: TermVariabe thrThread7of9ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,567 WARN L313 ript$VariableManager]: TermVariabe thrThread7of9ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,567 WARN L313 ript$VariableManager]: TermVariabe |thrThread9of9ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,567 WARN L313 ript$VariableManager]: TermVariabe |thrThread9of9ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,567 WARN L313 ript$VariableManager]: TermVariabe thrThread9of9ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,567 WARN L313 ript$VariableManager]: TermVariabe thrThread9of9ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,567 WARN L313 ript$VariableManager]: TermVariabe |thrThread9of9ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,567 WARN L313 ript$VariableManager]: TermVariabe |thrThread9of9ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,567 WARN L313 ript$VariableManager]: TermVariabe thrThread9of9ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,567 WARN L313 ript$VariableManager]: TermVariabe thrThread9of9ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,568 WARN L313 ript$VariableManager]: TermVariabe thrThread9of9ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,568 WARN L313 ript$VariableManager]: TermVariabe thrThread9of9ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,568 WARN L313 ript$VariableManager]: TermVariabe thrThread9of9ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,568 WARN L313 ript$VariableManager]: TermVariabe thrThread9of9ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,568 WARN L313 ript$VariableManager]: TermVariabe thrThread9of9ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,568 WARN L313 ript$VariableManager]: TermVariabe thrThread9of9ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,568 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of9ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,568 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of9ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,568 WARN L313 ript$VariableManager]: TermVariabe thrThread2of9ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,568 WARN L313 ript$VariableManager]: TermVariabe thrThread2of9ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,568 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of9ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,568 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of9ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,568 WARN L313 ript$VariableManager]: TermVariabe thrThread2of9ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,568 WARN L313 ript$VariableManager]: TermVariabe thrThread2of9ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,568 WARN L313 ript$VariableManager]: TermVariabe thrThread2of9ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,568 WARN L313 ript$VariableManager]: TermVariabe thrThread2of9ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,568 WARN L313 ript$VariableManager]: TermVariabe thrThread2of9ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,568 WARN L313 ript$VariableManager]: TermVariabe thrThread2of9ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,568 WARN L313 ript$VariableManager]: TermVariabe thrThread2of9ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,568 WARN L313 ript$VariableManager]: TermVariabe thrThread2of9ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,569 WARN L313 ript$VariableManager]: TermVariabe |thrThread8of9ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,569 WARN L313 ript$VariableManager]: TermVariabe |thrThread8of9ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,569 WARN L313 ript$VariableManager]: TermVariabe thrThread8of9ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,569 WARN L313 ript$VariableManager]: TermVariabe thrThread8of9ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,569 WARN L313 ript$VariableManager]: TermVariabe |thrThread8of9ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,569 WARN L313 ript$VariableManager]: TermVariabe |thrThread8of9ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,569 WARN L313 ript$VariableManager]: TermVariabe thrThread8of9ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,569 WARN L313 ript$VariableManager]: TermVariabe thrThread8of9ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,569 WARN L313 ript$VariableManager]: TermVariabe thrThread8of9ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,569 WARN L313 ript$VariableManager]: TermVariabe thrThread8of9ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,569 WARN L313 ript$VariableManager]: TermVariabe thrThread8of9ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,569 WARN L313 ript$VariableManager]: TermVariabe thrThread8of9ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,569 WARN L313 ript$VariableManager]: TermVariabe thrThread8of9ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,569 WARN L313 ript$VariableManager]: TermVariabe thrThread8of9ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,569 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of9ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,569 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of9ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,569 WARN L313 ript$VariableManager]: TermVariabe thrThread3of9ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,569 WARN L313 ript$VariableManager]: TermVariabe thrThread3of9ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,569 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of9ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,569 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of9ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,570 WARN L313 ript$VariableManager]: TermVariabe thrThread3of9ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,570 WARN L313 ript$VariableManager]: TermVariabe thrThread3of9ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,570 WARN L313 ript$VariableManager]: TermVariabe thrThread3of9ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,570 WARN L313 ript$VariableManager]: TermVariabe thrThread3of9ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,570 WARN L313 ript$VariableManager]: TermVariabe thrThread3of9ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,570 WARN L313 ript$VariableManager]: TermVariabe thrThread3of9ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,570 WARN L313 ript$VariableManager]: TermVariabe thrThread3of9ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,570 WARN L313 ript$VariableManager]: TermVariabe thrThread3of9ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,570 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of9ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,570 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of9ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,570 WARN L313 ript$VariableManager]: TermVariabe thrThread1of9ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,570 WARN L313 ript$VariableManager]: TermVariabe thrThread1of9ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,570 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of9ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,570 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of9ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,570 WARN L313 ript$VariableManager]: TermVariabe thrThread1of9ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,570 WARN L313 ript$VariableManager]: TermVariabe thrThread1of9ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,570 WARN L313 ript$VariableManager]: TermVariabe thrThread1of9ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,570 WARN L313 ript$VariableManager]: TermVariabe thrThread1of9ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,570 WARN L313 ript$VariableManager]: TermVariabe thrThread1of9ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,570 WARN L313 ript$VariableManager]: TermVariabe thrThread1of9ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,570 WARN L313 ript$VariableManager]: TermVariabe thrThread1of9ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,571 WARN L313 ript$VariableManager]: TermVariabe thrThread1of9ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,571 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of9ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,571 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of9ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,571 WARN L313 ript$VariableManager]: TermVariabe thrThread4of9ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,571 WARN L313 ript$VariableManager]: TermVariabe thrThread4of9ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,571 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of9ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,571 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of9ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,571 WARN L313 ript$VariableManager]: TermVariabe thrThread4of9ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,571 WARN L313 ript$VariableManager]: TermVariabe thrThread4of9ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,571 WARN L313 ript$VariableManager]: TermVariabe thrThread4of9ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,571 WARN L313 ript$VariableManager]: TermVariabe thrThread4of9ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,571 WARN L313 ript$VariableManager]: TermVariabe thrThread4of9ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,571 WARN L313 ript$VariableManager]: TermVariabe thrThread4of9ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,571 WARN L313 ript$VariableManager]: TermVariabe thrThread4of9ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,571 WARN L313 ript$VariableManager]: TermVariabe thrThread4of9ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,571 WARN L313 ript$VariableManager]: TermVariabe thrThread1of9ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,571 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of9ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,572 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of9ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,572 WARN L313 ript$VariableManager]: TermVariabe thrThread1of9ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,572 WARN L313 ript$VariableManager]: TermVariabe thrThread1of9ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,573 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of9ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,573 WARN L313 ript$VariableManager]: TermVariabe thrThread2of9ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,573 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of9ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,573 WARN L313 ript$VariableManager]: TermVariabe thrThread2of9ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,573 WARN L313 ript$VariableManager]: TermVariabe thrThread2of9ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,574 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of9ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,574 WARN L313 ript$VariableManager]: TermVariabe thrThread3of9ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,574 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of9ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,574 WARN L313 ript$VariableManager]: TermVariabe thrThread3of9ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,574 WARN L313 ript$VariableManager]: TermVariabe thrThread3of9ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,574 WARN L313 ript$VariableManager]: TermVariabe thrThread4of9ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,575 WARN L313 ript$VariableManager]: TermVariabe thrThread4of9ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,575 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of9ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,575 WARN L313 ript$VariableManager]: TermVariabe thrThread4of9ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,575 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of9ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,575 WARN L313 ript$VariableManager]: TermVariabe thrThread5of9ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,576 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of9ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,576 WARN L313 ript$VariableManager]: TermVariabe thrThread5of9ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,576 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of9ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,576 WARN L313 ript$VariableManager]: TermVariabe thrThread5of9ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,576 WARN L313 ript$VariableManager]: TermVariabe thrThread6of9ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,576 WARN L313 ript$VariableManager]: TermVariabe |thrThread6of9ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,576 WARN L313 ript$VariableManager]: TermVariabe thrThread6of9ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,576 WARN L313 ript$VariableManager]: TermVariabe thrThread6of9ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,577 WARN L313 ript$VariableManager]: TermVariabe |thrThread6of9ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,577 WARN L313 ript$VariableManager]: TermVariabe thrThread7of9ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,577 WARN L313 ript$VariableManager]: TermVariabe thrThread7of9ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,577 WARN L313 ript$VariableManager]: TermVariabe |thrThread7of9ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,577 WARN L313 ript$VariableManager]: TermVariabe thrThread7of9ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,577 WARN L313 ript$VariableManager]: TermVariabe |thrThread7of9ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,578 WARN L313 ript$VariableManager]: TermVariabe thrThread8of9ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,578 WARN L313 ript$VariableManager]: TermVariabe |thrThread8of9ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,578 WARN L313 ript$VariableManager]: TermVariabe thrThread8of9ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,578 WARN L313 ript$VariableManager]: TermVariabe thrThread8of9ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,578 WARN L313 ript$VariableManager]: TermVariabe |thrThread8of9ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,579 WARN L313 ript$VariableManager]: TermVariabe |thrThread9of9ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,579 WARN L313 ript$VariableManager]: TermVariabe thrThread9of9ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,579 WARN L313 ript$VariableManager]: TermVariabe thrThread9of9ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,579 WARN L313 ript$VariableManager]: TermVariabe thrThread9of9ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,579 WARN L313 ript$VariableManager]: TermVariabe |thrThread9of9ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:43,583 INFO L149 ThreadInstanceAdder]: Constructed 9 joinOtherThreadTransitions. [2021-06-11 07:51:43,584 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-06-11 07:51:43,584 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-06-11 07:51:43,584 INFO L377 AbstractCegarLoop]: Hoare is false [2021-06-11 07:51:43,584 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-11 07:51:43,584 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-11 07:51:43,584 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-11 07:51:43,584 INFO L381 AbstractCegarLoop]: Difference is false [2021-06-11 07:51:43,584 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-11 07:51:43,584 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-06-11 07:51:43,585 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 136 places, 132 transitions, 408 flow [2021-06-11 07:51:45,399 INFO L129 PetriNetUnfolder]: 3861/18852 cut-off events. [2021-06-11 07:51:45,399 INFO L130 PetriNetUnfolder]: For 2460/2460 co-relation queries the response was YES. [2021-06-11 07:51:45,524 INFO L84 FinitePrefix]: Finished finitePrefix Result has 21229 conditions, 18852 events. 3861/18852 cut-off events. For 2460/2460 co-relation queries the response was YES. Maximal size of possible extension queue 408. Compared 214806 event pairs, 1291 based on Foata normal form. 0/15759 useless extension candidates. Maximal degree in co-relation 10432. Up to 2304 conditions per place. [2021-06-11 07:51:45,525 INFO L82 GeneralOperation]: Start removeDead. Operand has 136 places, 132 transitions, 408 flow [2021-06-11 07:51:45,562 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 129 places, 124 transitions, 392 flow [2021-06-11 07:51:45,563 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 07:51:45,563 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 129 places, 124 transitions, 392 flow [2021-06-11 07:51:45,563 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 129 places, 124 transitions, 392 flow [2021-06-11 07:51:45,563 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 129 places, 124 transitions, 392 flow [2021-06-11 07:51:47,015 INFO L129 PetriNetUnfolder]: 3349/14756 cut-off events. [2021-06-11 07:51:47,015 INFO L130 PetriNetUnfolder]: For 2460/2460 co-relation queries the response was YES. [2021-06-11 07:51:47,099 INFO L84 FinitePrefix]: Finished finitePrefix Result has 17133 conditions, 14756 events. 3349/14756 cut-off events. For 2460/2460 co-relation queries the response was YES. Maximal size of possible extension queue 293. Compared 156698 event pairs, 1291 based on Foata normal form. 0/12687 useless extension candidates. Maximal degree in co-relation 8384. Up to 2304 conditions per place. [2021-06-11 07:51:47,272 INFO L151 LiptonReduction]: Number of co-enabled transitions 5940 [2021-06-11 07:51:47,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:47,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:47,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:47,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:47,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:47,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:47,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:47,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:47,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:47,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:47,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:47,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:47,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:47,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:47,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:47,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:47,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:47,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:47,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:47,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:47,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:47,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:47,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:47,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:47,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:47,779 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:47,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:47,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 07:51:47,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:51:47,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:47,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:47,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:47,872 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:47,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:47,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 07:51:47,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:51:47,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:47,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:47,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:47,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:47,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:47,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:47,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:47,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:47,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:47,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:47,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:47,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:48,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:48,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:48,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:48,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:48,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:48,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:48,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:48,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:48,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:48,179 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:48,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:48,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 07:51:48,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:51:48,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:48,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:48,256 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-06-11 07:51:48,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:48,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:48,346 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:48,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:48,349 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:48,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:48,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 07:51:48,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:51:48,350 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:48,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:48,351 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:48,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:48,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 07:51:48,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 07:51:48,352 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:48,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:48,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 07:51:48,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-11 07:51:48,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:48,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:48,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:48,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:48,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:48,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:48,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:48,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:48,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:48,664 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:48,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:48,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:51:48,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:51:48,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:48,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:48,767 INFO L142 QuantifierPusher]: treesize reduction 1, result has 96.3 percent of original size [2021-06-11 07:51:48,770 INFO L147 QuantifierPusher]: treesize reduction 10, result has 9.1 percent of original size 1 [2021-06-11 07:51:48,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:48,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:49,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:49,060 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:49,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:49,061 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:49,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:49,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 07:51:49,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:51:49,070 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:49,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:49,070 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:49,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:49,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 07:51:49,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 07:51:49,072 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:49,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:49,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 07:51:49,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-06-11 07:51:49,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:49,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:49,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:49,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:49,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:49,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:49,240 INFO L142 QuantifierPusher]: treesize reduction 8, result has 33.3 percent of original size [2021-06-11 07:51:49,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:49,422 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.4 percent of original size [2021-06-11 07:51:49,424 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:49,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:49,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 07:51:49,426 INFO L147 QuantifierPusher]: treesize reduction 12, result has 53.8 percent of original size 14 [2021-06-11 07:51:49,656 INFO L142 QuantifierPusher]: treesize reduction 2, result has 94.4 percent of original size [2021-06-11 07:51:49,657 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 1] term [2021-06-11 07:51:49,657 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 07:51:49,658 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:49,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:49,908 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 109 [2021-06-11 07:51:50,021 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2021-06-11 07:51:50,285 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 112 [2021-06-11 07:51:50,404 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-06-11 07:51:50,410 INFO L142 QuantifierPusher]: treesize reduction 3, result has 97.5 percent of original size [2021-06-11 07:51:50,414 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:50,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:50,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 07:51:50,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:51:50,425 INFO L163 LiptonReduction]: Checked pairs total: 15336 [2021-06-11 07:51:50,425 INFO L165 LiptonReduction]: Total number of compositions: 77 [2021-06-11 07:51:50,426 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 4863 [2021-06-11 07:51:50,427 INFO L129 PetriNetUnfolder]: 1/7 cut-off events. [2021-06-11 07:51:50,427 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-11 07:51:50,427 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 07:51:50,427 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2021-06-11 07:51:50,427 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 07:51:50,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 07:51:50,428 INFO L82 PathProgramCache]: Analyzing trace with hash 54243729, now seen corresponding path program 1 times [2021-06-11 07:51:50,428 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 07:51:50,428 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [618789210] [2021-06-11 07:51:50,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 07:51:50,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:51:50,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:50,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:50,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:50,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:50,443 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 07:51:50,443 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [618789210] [2021-06-11 07:51:50,444 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 07:51:50,444 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-11 07:51:50,444 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [346668591] [2021-06-11 07:51:50,444 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-11 07:51:50,444 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 07:51:50,444 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-11 07:51:50,444 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-11 07:51:50,445 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 136 out of 209 [2021-06-11 07:51:50,445 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 65 places, 56 transitions, 256 flow. Second operand has 3 states, 3 states have (on average 137.33333333333334) internal successors, (412), 3 states have internal predecessors, (412), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:50,445 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 07:51:50,445 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 136 of 209 [2021-06-11 07:51:50,445 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 07:51:50,924 INFO L129 PetriNetUnfolder]: 2313/5441 cut-off events. [2021-06-11 07:51:50,924 INFO L130 PetriNetUnfolder]: For 2460/2469 co-relation queries the response was YES. [2021-06-11 07:51:50,943 INFO L84 FinitePrefix]: Finished finitePrefix Result has 10920 conditions, 5441 events. 2313/5441 cut-off events. For 2460/2469 co-relation queries the response was YES. Maximal size of possible extension queue 254. Compared 41654 event pairs, 1291 based on Foata normal form. 0/3896 useless extension candidates. Maximal degree in co-relation 5267. Up to 3100 conditions per place. [2021-06-11 07:51:50,960 INFO L132 encePairwiseOnDemand]: 206/209 looper letters, 10 selfloop transitions, 2 changer transitions 1/58 dead transitions. [2021-06-11 07:51:50,960 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 67 places, 58 transitions, 286 flow [2021-06-11 07:51:50,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-11 07:51:50,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-06-11 07:51:50,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 422 transitions. [2021-06-11 07:51:50,962 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6730462519936204 [2021-06-11 07:51:50,962 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 422 transitions. [2021-06-11 07:51:50,962 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 422 transitions. [2021-06-11 07:51:50,962 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 07:51:50,962 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 422 transitions. [2021-06-11 07:51:50,963 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 140.66666666666666) internal successors, (422), 3 states have internal predecessors, (422), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:50,964 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 209.0) internal successors, (836), 4 states have internal predecessors, (836), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:50,964 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 209.0) internal successors, (836), 4 states have internal predecessors, (836), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:50,964 INFO L185 Difference]: Start difference. First operand has 65 places, 56 transitions, 256 flow. Second operand 3 states and 422 transitions. [2021-06-11 07:51:50,964 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 67 places, 58 transitions, 286 flow [2021-06-11 07:51:50,966 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 67 places, 58 transitions, 286 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-06-11 07:51:50,967 INFO L241 Difference]: Finished difference. Result has 68 places, 56 transitions, 266 flow [2021-06-11 07:51:50,967 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=209, PETRI_DIFFERENCE_MINUEND_FLOW=256, PETRI_DIFFERENCE_MINUEND_PLACES=65, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=56, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=54, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=266, PETRI_PLACES=68, PETRI_TRANSITIONS=56} [2021-06-11 07:51:50,967 INFO L343 CegarLoopForPetriNet]: 65 programPoint places, 3 predicate places. [2021-06-11 07:51:50,967 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 07:51:50,967 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 68 places, 56 transitions, 266 flow [2021-06-11 07:51:50,968 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 68 places, 56 transitions, 266 flow [2021-06-11 07:51:50,968 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 67 places, 56 transitions, 266 flow [2021-06-11 07:51:51,218 INFO L129 PetriNetUnfolder]: 2313/4929 cut-off events. [2021-06-11 07:51:51,218 INFO L130 PetriNetUnfolder]: For 2460/2468 co-relation queries the response was YES. [2021-06-11 07:51:51,243 INFO L84 FinitePrefix]: Finished finitePrefix Result has 7328 conditions, 4929 events. 2313/4929 cut-off events. For 2460/2468 co-relation queries the response was YES. Maximal size of possible extension queue 191. Compared 34114 event pairs, 1291 based on Foata normal form. 0/3905 useless extension candidates. Maximal degree in co-relation 7307. Up to 2304 conditions per place. [2021-06-11 07:51:51,304 INFO L151 LiptonReduction]: Number of co-enabled transitions 1788 [2021-06-11 07:51:51,307 INFO L163 LiptonReduction]: Checked pairs total: 1624 [2021-06-11 07:51:51,307 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 07:51:51,307 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 340 [2021-06-11 07:51:51,307 INFO L480 AbstractCegarLoop]: Abstraction has has 67 places, 56 transitions, 266 flow [2021-06-11 07:51:51,308 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 137.33333333333334) internal successors, (412), 3 states have internal predecessors, (412), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:51,308 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 07:51:51,308 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-06-11 07:51:51,308 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2021-06-11 07:51:51,308 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 07:51:51,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 07:51:51,308 INFO L82 PathProgramCache]: Analyzing trace with hash 1142443936, now seen corresponding path program 1 times [2021-06-11 07:51:51,308 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 07:51:51,308 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1098571501] [2021-06-11 07:51:51,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 07:51:51,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:51:51,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:51,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:51,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:51,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:51:51,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:51,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:51,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:51,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:51,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:51,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:51,337 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 07:51:51,337 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1098571501] [2021-06-11 07:51:51,337 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [222831980] [2021-06-11 07:51:51,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 07:51:51,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:51:51,439 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 4 conjunts are in the unsatisfiable core [2021-06-11 07:51:51,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 07:51:51,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:51,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:51,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:51,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:51,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:51,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:51,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:51,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:51,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:51,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:51,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:51,455 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:51,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:51,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:51,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 07:51:51,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:51,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:51,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:51,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:51,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:51,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:51,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:51,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:51,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:51,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:51,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:51,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:51,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:51,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:51,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:51,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:51,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:51,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:51,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:51,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:51,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:51,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:51,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:51,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:51,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:51,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:51,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:51,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:51,472 INFO L142 QuantifierPusher]: treesize reduction 1, result has 91.7 percent of original size [2021-06-11 07:51:51,472 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:51,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:51,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:51,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 07:51:51,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:51,474 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:51,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:51,474 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:51,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:51,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:51,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 07:51:51,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 07:51:51,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:51,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:51,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:51,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:51,491 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 07:51:51,491 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 07:51:51,491 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2021-06-11 07:51:51,491 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1236328250] [2021-06-11 07:51:51,491 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-11 07:51:51,491 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 07:51:51,491 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-11 07:51:51,491 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-06-11 07:51:51,492 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 136 out of 209 [2021-06-11 07:51:51,493 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 67 places, 56 transitions, 266 flow. Second operand has 7 states, 7 states have (on average 137.57142857142858) internal successors, (963), 7 states have internal predecessors, (963), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:51,493 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 07:51:51,493 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 136 of 209 [2021-06-11 07:51:51,493 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 07:51:51,987 INFO L129 PetriNetUnfolder]: 2340/5517 cut-off events. [2021-06-11 07:51:51,987 INFO L130 PetriNetUnfolder]: For 2505/2514 co-relation queries the response was YES. [2021-06-11 07:51:52,007 INFO L84 FinitePrefix]: Finished finitePrefix Result has 11094 conditions, 5517 events. 2340/5517 cut-off events. For 2505/2514 co-relation queries the response was YES. Maximal size of possible extension queue 195. Compared 41606 event pairs, 1327 based on Foata normal form. 0/4495 useless extension candidates. Maximal degree in co-relation 11069. Up to 2610 conditions per place. [2021-06-11 07:51:52,028 INFO L132 encePairwiseOnDemand]: 202/209 looper letters, 9 selfloop transitions, 6 changer transitions 0/60 dead transitions. [2021-06-11 07:51:52,028 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 70 places, 60 transitions, 304 flow [2021-06-11 07:51:52,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-11 07:51:52,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-06-11 07:51:52,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 561 transitions. [2021-06-11 07:51:52,030 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6710526315789473 [2021-06-11 07:51:52,030 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 561 transitions. [2021-06-11 07:51:52,030 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 561 transitions. [2021-06-11 07:51:52,030 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 07:51:52,030 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 561 transitions. [2021-06-11 07:51:52,031 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 140.25) internal successors, (561), 4 states have internal predecessors, (561), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:52,032 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 209.0) internal successors, (1045), 5 states have internal predecessors, (1045), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:52,032 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 209.0) internal successors, (1045), 5 states have internal predecessors, (1045), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:52,032 INFO L185 Difference]: Start difference. First operand has 67 places, 56 transitions, 266 flow. Second operand 4 states and 561 transitions. [2021-06-11 07:51:52,032 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 70 places, 60 transitions, 304 flow [2021-06-11 07:51:52,035 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 69 places, 60 transitions, 302 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-06-11 07:51:52,036 INFO L241 Difference]: Finished difference. Result has 70 places, 58 transitions, 292 flow [2021-06-11 07:51:52,036 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=209, PETRI_DIFFERENCE_MINUEND_FLOW=264, PETRI_DIFFERENCE_MINUEND_PLACES=66, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=56, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=50, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=292, PETRI_PLACES=70, PETRI_TRANSITIONS=58} [2021-06-11 07:51:52,036 INFO L343 CegarLoopForPetriNet]: 65 programPoint places, 5 predicate places. [2021-06-11 07:51:52,036 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 07:51:52,036 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 70 places, 58 transitions, 292 flow [2021-06-11 07:51:52,037 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 70 places, 58 transitions, 292 flow [2021-06-11 07:51:52,037 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 70 places, 58 transitions, 292 flow [2021-06-11 07:51:52,415 INFO L129 PetriNetUnfolder]: 2340/5517 cut-off events. [2021-06-11 07:51:52,415 INFO L130 PetriNetUnfolder]: For 2505/2513 co-relation queries the response was YES. [2021-06-11 07:51:52,450 INFO L84 FinitePrefix]: Finished finitePrefix Result has 11111 conditions, 5517 events. 2340/5517 cut-off events. For 2505/2513 co-relation queries the response was YES. Maximal size of possible extension queue 203. Compared 42229 event pairs, 1327 based on Foata normal form. 0/5006 useless extension candidates. Maximal degree in co-relation 5701. Up to 2340 conditions per place. [2021-06-11 07:51:52,535 INFO L151 LiptonReduction]: Number of co-enabled transitions 1896 [2021-06-11 07:51:52,537 INFO L163 LiptonReduction]: Checked pairs total: 1696 [2021-06-11 07:51:52,538 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 07:51:52,538 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 502 [2021-06-11 07:51:52,538 INFO L480 AbstractCegarLoop]: Abstraction has has 70 places, 58 transitions, 292 flow [2021-06-11 07:51:52,538 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 137.57142857142858) internal successors, (963), 7 states have internal predecessors, (963), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:52,538 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 07:51:52,539 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 07:51:52,743 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable47 [2021-06-11 07:51:52,743 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 07:51:52,743 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 07:51:52,744 INFO L82 PathProgramCache]: Analyzing trace with hash 1100736484, now seen corresponding path program 1 times [2021-06-11 07:51:52,744 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 07:51:52,744 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1846248488] [2021-06-11 07:51:52,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 07:51:52,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:51:52,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:52,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:52,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:52,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 07:51:52,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:52,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:52,777 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-11 07:51:52,777 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1846248488] [2021-06-11 07:51:52,777 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1833939577] [2021-06-11 07:51:52,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 07:51:52,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:51:52,885 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjunts are in the unsatisfiable core [2021-06-11 07:51:52,886 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 07:51:52,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:52,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-11 07:51:52,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:52,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:51:52,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:52,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:52,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:52,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:52,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:52,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:52,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:52,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:52,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:52,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:52,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:52,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:52,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:52,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:52,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:52,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:52,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:52,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:52,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:52,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:52,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:52,904 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:52,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:52,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:51:52,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:51:52,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:52,906 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:52,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:52,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:51:52,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:51:52,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:52,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:52,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:52,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:52,940 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-06-11 07:51:52,940 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:52,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:52,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:52,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 07:51:52,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:52,942 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:52,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:52,943 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:52,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:52,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:52,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 07:51:52,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 07:51:52,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:52,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:52,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:52,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:52,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:52,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:52,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:52,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:52,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:52,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:52,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:52,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:52,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:52,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:52,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:52,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:52,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:52,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:52,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:52,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:52,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:52,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:52,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:52,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:52,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:52,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:52,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:52,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:52,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:52,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:52,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:52,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:52,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:52,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:52,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:52,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:52,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:52,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:52,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:52,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:52,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:52,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:52,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:52,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:52,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:52,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:52,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:52,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:52,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:52,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:52,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:52,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:52,959 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-11 07:51:52,959 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 07:51:52,959 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 5 [2021-06-11 07:51:52,959 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1931000891] [2021-06-11 07:51:52,959 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-11 07:51:52,960 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 07:51:52,960 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-11 07:51:52,960 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-06-11 07:51:52,961 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 136 out of 209 [2021-06-11 07:51:52,962 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 70 places, 58 transitions, 292 flow. Second operand has 6 states, 6 states have (on average 138.16666666666666) internal successors, (829), 6 states have internal predecessors, (829), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:52,962 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 07:51:52,962 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 136 of 209 [2021-06-11 07:51:52,962 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 07:51:53,481 INFO L129 PetriNetUnfolder]: 2339/5513 cut-off events. [2021-06-11 07:51:53,482 INFO L130 PetriNetUnfolder]: For 3060/3067 co-relation queries the response was YES. [2021-06-11 07:51:53,507 INFO L84 FinitePrefix]: Finished finitePrefix Result has 14241 conditions, 5513 events. 2339/5513 cut-off events. For 3060/3067 co-relation queries the response was YES. Maximal size of possible extension queue 195. Compared 41580 event pairs, 1327 based on Foata normal form. 1/5003 useless extension candidates. Maximal degree in co-relation 7246. Up to 3135 conditions per place. [2021-06-11 07:51:53,529 INFO L132 encePairwiseOnDemand]: 206/209 looper letters, 13 selfloop transitions, 3 changer transitions 0/61 dead transitions. [2021-06-11 07:51:53,529 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 73 places, 61 transitions, 332 flow [2021-06-11 07:51:53,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-11 07:51:53,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-06-11 07:51:53,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 559 transitions. [2021-06-11 07:51:53,530 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6686602870813397 [2021-06-11 07:51:53,530 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 559 transitions. [2021-06-11 07:51:53,530 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 559 transitions. [2021-06-11 07:51:53,530 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 07:51:53,530 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 559 transitions. [2021-06-11 07:51:53,531 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 139.75) internal successors, (559), 4 states have internal predecessors, (559), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:53,532 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 209.0) internal successors, (1045), 5 states have internal predecessors, (1045), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:53,532 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 209.0) internal successors, (1045), 5 states have internal predecessors, (1045), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:53,532 INFO L185 Difference]: Start difference. First operand has 70 places, 58 transitions, 292 flow. Second operand 4 states and 559 transitions. [2021-06-11 07:51:53,532 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 73 places, 61 transitions, 332 flow [2021-06-11 07:51:53,535 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 72 places, 61 transitions, 331 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-06-11 07:51:53,536 INFO L241 Difference]: Finished difference. Result has 73 places, 59 transitions, 307 flow [2021-06-11 07:51:53,536 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=209, PETRI_DIFFERENCE_MINUEND_FLOW=291, PETRI_DIFFERENCE_MINUEND_PLACES=69, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=58, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=55, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=307, PETRI_PLACES=73, PETRI_TRANSITIONS=59} [2021-06-11 07:51:53,537 INFO L343 CegarLoopForPetriNet]: 65 programPoint places, 8 predicate places. [2021-06-11 07:51:53,537 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 07:51:53,537 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 73 places, 59 transitions, 307 flow [2021-06-11 07:51:53,537 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 73 places, 59 transitions, 307 flow [2021-06-11 07:51:53,537 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 73 places, 59 transitions, 307 flow [2021-06-11 07:51:53,874 INFO L129 PetriNetUnfolder]: 2339/5513 cut-off events. [2021-06-11 07:51:53,874 INFO L130 PetriNetUnfolder]: For 2517/2518 co-relation queries the response was YES. [2021-06-11 07:51:53,907 INFO L84 FinitePrefix]: Finished finitePrefix Result has 11122 conditions, 5513 events. 2339/5513 cut-off events. For 2517/2518 co-relation queries the response was YES. Maximal size of possible extension queue 200. Compared 42055 event pairs, 1327 based on Foata normal form. 0/5002 useless extension candidates. Maximal degree in co-relation 11086. Up to 2339 conditions per place. [2021-06-11 07:51:53,983 INFO L151 LiptonReduction]: Number of co-enabled transitions 1908 [2021-06-11 07:51:53,985 INFO L163 LiptonReduction]: Checked pairs total: 1704 [2021-06-11 07:51:53,986 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 07:51:53,986 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 449 [2021-06-11 07:51:53,986 INFO L480 AbstractCegarLoop]: Abstraction has has 73 places, 59 transitions, 307 flow [2021-06-11 07:51:53,986 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 138.16666666666666) internal successors, (829), 6 states have internal predecessors, (829), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:53,986 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 07:51:53,986 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 07:51:54,189 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable48 [2021-06-11 07:51:54,190 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 07:51:54,190 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 07:51:54,190 INFO L82 PathProgramCache]: Analyzing trace with hash 115549330, now seen corresponding path program 1 times [2021-06-11 07:51:54,190 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 07:51:54,190 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [317275378] [2021-06-11 07:51:54,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 07:51:54,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:51:54,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:54,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:54,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:54,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:54,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 07:51:54,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:54,232 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-11 07:51:54,232 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [317275378] [2021-06-11 07:51:54,232 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1621679805] [2021-06-11 07:51:54,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 07:51:54,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:51:54,322 INFO L263 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 6 conjunts are in the unsatisfiable core [2021-06-11 07:51:54,323 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 07:51:54,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:54,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:54,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:54,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:54,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:54,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:54,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:54,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:54,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:54,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:54,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:54,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:54,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,334 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:54,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:51:54,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:54,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,335 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:54,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:51:54,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:54,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:54,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:54,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:54,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,338 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:54,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:54,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 07:51:54,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:54,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:54,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:54,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:54,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:54,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:54,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:54,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:54,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:54,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:54,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:54,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:54,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:54,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:54,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:54,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:54,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:54,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:54,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:54,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:54,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:54,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:54,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:54,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:54,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:54,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:54,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:54,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:54,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:54,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:54,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:54,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:54,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:54,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:54,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,372 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:54,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:51:54,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:51:54,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,373 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:54,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:51:54,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:51:54,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:54,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:54,383 INFO L142 QuantifierPusher]: treesize reduction 1, result has 91.7 percent of original size [2021-06-11 07:51:54,383 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:54,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:54,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 07:51:54,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,385 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:54,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,385 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:54,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:54,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 07:51:54,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 07:51:54,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:54,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:54,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:54,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:54,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:54,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:54,389 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-11 07:51:54,389 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 07:51:54,389 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2021-06-11 07:51:54,390 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1333747824] [2021-06-11 07:51:54,391 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-06-11 07:51:54,391 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 07:51:54,391 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-06-11 07:51:54,391 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2021-06-11 07:51:54,393 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 136 out of 209 [2021-06-11 07:51:54,394 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 73 places, 59 transitions, 307 flow. Second operand has 10 states, 10 states have (on average 137.8) internal successors, (1378), 10 states have internal predecessors, (1378), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:54,394 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 07:51:54,394 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 136 of 209 [2021-06-11 07:51:54,394 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 07:51:55,016 INFO L129 PetriNetUnfolder]: 2463/6266 cut-off events. [2021-06-11 07:51:55,016 INFO L130 PetriNetUnfolder]: For 3335/3342 co-relation queries the response was YES. [2021-06-11 07:51:55,046 INFO L84 FinitePrefix]: Finished finitePrefix Result has 16308 conditions, 6266 events. 2463/6266 cut-off events. For 3335/3342 co-relation queries the response was YES. Maximal size of possible extension queue 241. Compared 51404 event pairs, 1495 based on Foata normal form. 44/5808 useless extension candidates. Maximal degree in co-relation 16266. Up to 2640 conditions per place. [2021-06-11 07:51:55,067 INFO L132 encePairwiseOnDemand]: 199/209 looper letters, 6 selfloop transitions, 14 changer transitions 0/65 dead transitions. [2021-06-11 07:51:55,067 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 78 places, 65 transitions, 363 flow [2021-06-11 07:51:55,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-11 07:51:55,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-06-11 07:51:55,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 838 transitions. [2021-06-11 07:51:55,069 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6682615629984051 [2021-06-11 07:51:55,069 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 838 transitions. [2021-06-11 07:51:55,069 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 838 transitions. [2021-06-11 07:51:55,069 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 07:51:55,069 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 838 transitions. [2021-06-11 07:51:55,071 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 139.66666666666666) internal successors, (838), 6 states have internal predecessors, (838), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:55,072 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 209.0) internal successors, (1463), 7 states have internal predecessors, (1463), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:55,072 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 209.0) internal successors, (1463), 7 states have internal predecessors, (1463), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:55,072 INFO L185 Difference]: Start difference. First operand has 73 places, 59 transitions, 307 flow. Second operand 6 states and 838 transitions. [2021-06-11 07:51:55,072 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 78 places, 65 transitions, 363 flow [2021-06-11 07:51:55,077 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 76 places, 65 transitions, 357 flow, removed 1 selfloop flow, removed 2 redundant places. [2021-06-11 07:51:55,078 INFO L241 Difference]: Finished difference. Result has 78 places, 63 transitions, 365 flow [2021-06-11 07:51:55,079 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=209, PETRI_DIFFERENCE_MINUEND_FLOW=301, PETRI_DIFFERENCE_MINUEND_PLACES=71, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=59, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=46, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=365, PETRI_PLACES=78, PETRI_TRANSITIONS=63} [2021-06-11 07:51:55,079 INFO L343 CegarLoopForPetriNet]: 65 programPoint places, 13 predicate places. [2021-06-11 07:51:55,079 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 07:51:55,079 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 78 places, 63 transitions, 365 flow [2021-06-11 07:51:55,079 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 78 places, 63 transitions, 365 flow [2021-06-11 07:51:55,080 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 78 places, 63 transitions, 365 flow [2021-06-11 07:51:55,509 INFO L129 PetriNetUnfolder]: 2463/6266 cut-off events. [2021-06-11 07:51:55,509 INFO L130 PetriNetUnfolder]: For 4618/4624 co-relation queries the response was YES. [2021-06-11 07:51:55,553 INFO L84 FinitePrefix]: Finished finitePrefix Result has 17950 conditions, 6266 events. 2463/6266 cut-off events. For 4618/4624 co-relation queries the response was YES. Maximal size of possible extension queue 257. Compared 52116 event pairs, 1495 based on Foata normal form. 0/5764 useless extension candidates. Maximal degree in co-relation 9011. Up to 2640 conditions per place. [2021-06-11 07:51:55,654 INFO L151 LiptonReduction]: Number of co-enabled transitions 2076 [2021-06-11 07:51:55,705 INFO L163 LiptonReduction]: Checked pairs total: 1816 [2021-06-11 07:51:55,706 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 07:51:55,706 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 627 [2021-06-11 07:51:55,707 INFO L480 AbstractCegarLoop]: Abstraction has has 78 places, 63 transitions, 365 flow [2021-06-11 07:51:55,707 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 137.8) internal successors, (1378), 10 states have internal predecessors, (1378), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:55,707 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 07:51:55,707 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 07:51:55,907 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable49 [2021-06-11 07:51:55,907 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 07:51:55,908 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 07:51:55,908 INFO L82 PathProgramCache]: Analyzing trace with hash -1386726719, now seen corresponding path program 1 times [2021-06-11 07:51:55,908 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 07:51:55,908 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1103823592] [2021-06-11 07:51:55,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 07:51:55,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:51:55,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:55,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:55,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:55,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 07:51:55,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:55,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 07:51:55,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:55,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:55,948 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-06-11 07:51:55,948 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1103823592] [2021-06-11 07:51:55,948 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1838120434] [2021-06-11 07:51:55,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 07:51:56,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:51:56,042 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 9 conjunts are in the unsatisfiable core [2021-06-11 07:51:56,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 07:51:56,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-11 07:51:56,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:51:56,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:56,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:56,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:56,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:56,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:56,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:56,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:56,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:56,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:56,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:56,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,060 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:56,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:51:56,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:51:56,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,062 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:56,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:51:56,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:51:56,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:56,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:56,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:56,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:56,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:56,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:56,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:56,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:56,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:56,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:56,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,082 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:56,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:51:56,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:51:56,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,084 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:56,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:51:56,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:51:56,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:56,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:56,096 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-06-11 07:51:56,096 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:56,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:56,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 07:51:56,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,098 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:56,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,098 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:56,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:56,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 07:51:56,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 07:51:56,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:56,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:56,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:56,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:56,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:56,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:56,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:56,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:56,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:56,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:56,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:56,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:56,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:56,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:56,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:56,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:56,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:56,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:56,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:56,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:56,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:56,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:56,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:56,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:56,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:56,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:56,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:56,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:56,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:56,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:56,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:56,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:56,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:56,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:56,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:56,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:56,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:56,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:56,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:56,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:56,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:56,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:56,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:56,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:56,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:56,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:56,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:56,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:56,122 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-06-11 07:51:56,123 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 07:51:56,123 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 7 [2021-06-11 07:51:56,123 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [419284116] [2021-06-11 07:51:56,123 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-11 07:51:56,123 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 07:51:56,123 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-11 07:51:56,123 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2021-06-11 07:51:56,124 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 136 out of 209 [2021-06-11 07:51:56,124 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 78 places, 63 transitions, 365 flow. Second operand has 8 states, 8 states have (on average 138.125) internal successors, (1105), 8 states have internal predecessors, (1105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:56,125 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 07:51:56,125 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 136 of 209 [2021-06-11 07:51:56,125 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 07:51:56,697 INFO L129 PetriNetUnfolder]: 2461/6255 cut-off events. [2021-06-11 07:51:56,697 INFO L130 PetriNetUnfolder]: For 6522/6529 co-relation queries the response was YES. [2021-06-11 07:51:56,744 INFO L84 FinitePrefix]: Finished finitePrefix Result has 21635 conditions, 6255 events. 2461/6255 cut-off events. For 6522/6529 co-relation queries the response was YES. Maximal size of possible extension queue 239. Compared 51358 event pairs, 1494 based on Foata normal form. 1/5754 useless extension candidates. Maximal degree in co-relation 10843. Up to 3711 conditions per place. [2021-06-11 07:51:56,773 INFO L132 encePairwiseOnDemand]: 206/209 looper letters, 17 selfloop transitions, 4 changer transitions 0/66 dead transitions. [2021-06-11 07:51:56,773 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 82 places, 66 transitions, 425 flow [2021-06-11 07:51:56,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-11 07:51:56,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-06-11 07:51:56,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 697 transitions. [2021-06-11 07:51:56,774 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6669856459330143 [2021-06-11 07:51:56,775 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 697 transitions. [2021-06-11 07:51:56,775 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 697 transitions. [2021-06-11 07:51:56,775 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 07:51:56,775 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 697 transitions. [2021-06-11 07:51:56,776 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 139.4) internal successors, (697), 5 states have internal predecessors, (697), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:56,777 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 209.0) internal successors, (1254), 6 states have internal predecessors, (1254), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:56,777 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 209.0) internal successors, (1254), 6 states have internal predecessors, (1254), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:56,777 INFO L185 Difference]: Start difference. First operand has 78 places, 63 transitions, 365 flow. Second operand 5 states and 697 transitions. [2021-06-11 07:51:56,777 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 82 places, 66 transitions, 425 flow [2021-06-11 07:51:56,813 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 77 places, 66 transitions, 391 flow, removed 9 selfloop flow, removed 5 redundant places. [2021-06-11 07:51:56,814 INFO L241 Difference]: Finished difference. Result has 78 places, 64 transitions, 354 flow [2021-06-11 07:51:56,814 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=209, PETRI_DIFFERENCE_MINUEND_FLOW=335, PETRI_DIFFERENCE_MINUEND_PLACES=73, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=63, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=59, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=354, PETRI_PLACES=78, PETRI_TRANSITIONS=64} [2021-06-11 07:51:56,814 INFO L343 CegarLoopForPetriNet]: 65 programPoint places, 13 predicate places. [2021-06-11 07:51:56,814 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 07:51:56,815 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 78 places, 64 transitions, 354 flow [2021-06-11 07:51:56,815 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 78 places, 64 transitions, 354 flow [2021-06-11 07:51:56,815 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 78 places, 64 transitions, 354 flow [2021-06-11 07:51:57,246 INFO L129 PetriNetUnfolder]: 2461/6255 cut-off events. [2021-06-11 07:51:57,246 INFO L130 PetriNetUnfolder]: For 3323/3324 co-relation queries the response was YES. [2021-06-11 07:51:57,288 INFO L84 FinitePrefix]: Finished finitePrefix Result has 15763 conditions, 6255 events. 2461/6255 cut-off events. For 3323/3324 co-relation queries the response was YES. Maximal size of possible extension queue 242. Compared 52059 event pairs, 1494 based on Foata normal form. 0/5753 useless extension candidates. Maximal degree in co-relation 15712. Up to 2503 conditions per place. [2021-06-11 07:51:57,395 INFO L151 LiptonReduction]: Number of co-enabled transitions 2094 [2021-06-11 07:51:57,397 INFO L163 LiptonReduction]: Checked pairs total: 1828 [2021-06-11 07:51:57,397 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 07:51:57,397 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 583 [2021-06-11 07:51:57,398 INFO L480 AbstractCegarLoop]: Abstraction has has 78 places, 64 transitions, 354 flow [2021-06-11 07:51:57,398 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 138.125) internal successors, (1105), 8 states have internal predecessors, (1105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:57,398 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 07:51:57,398 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 07:51:57,600 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50,22 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 07:51:57,600 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 07:51:57,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 07:51:57,600 INFO L82 PathProgramCache]: Analyzing trace with hash 826410496, now seen corresponding path program 1 times [2021-06-11 07:51:57,601 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 07:51:57,601 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [49418742] [2021-06-11 07:51:57,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 07:51:57,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:51:57,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:57,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:57,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:57,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:57,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:57,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 07:51:57,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 07:51:57,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:57,657 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 1 proven. 15 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-06-11 07:51:57,657 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [49418742] [2021-06-11 07:51:57,657 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1729751847] [2021-06-11 07:51:57,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 07:51:57,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:51:57,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 8 conjunts are in the unsatisfiable core [2021-06-11 07:51:57,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 07:51:57,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:57,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:57,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:57,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:57,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:57,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:57,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:57,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:57,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:57,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:57,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:57,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:57,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,784 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:57,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:51:57,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:57,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,787 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:57,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:51:57,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:57,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:57,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:57,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:57,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:57,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:57,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:57,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:57,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:57,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:57,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:57,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,823 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:57,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:51:57,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:57,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,824 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:57,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:51:57,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:51:57,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:57,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:57,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:57,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,827 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:57,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:57,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 07:51:57,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:57,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:57,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:57,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:57,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:57,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:57,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:57,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:57,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:57,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:51:57,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:57,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:57,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:57,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:57,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:57,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:57,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:57,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:57,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:57,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:57,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:57,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:57,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:57,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:57,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:57,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:57,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:57,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:57,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:57,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:57,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:57,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:57,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:57,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:57,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,863 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:57,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:51:57,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:51:57,864 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,864 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:57,864 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:51:57,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:51:57,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:57,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:57,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:57,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:57,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:57,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:57,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:57,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:57,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:57,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:57,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:57,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:57,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:57,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:57,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:57,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:57,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:57,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:57,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:57,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:57,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:57,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:57,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,886 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:57,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:51:57,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:51:57,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,887 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:57,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:51:57,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:51:57,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:57,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:57,898 INFO L142 QuantifierPusher]: treesize reduction 1, result has 91.7 percent of original size [2021-06-11 07:51:57,899 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:57,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:57,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 07:51:57,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,902 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:57,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,903 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:51:57,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:51:57,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 07:51:57,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 07:51:57,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:57,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:57,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:57,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:57,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:57,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:57,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:57,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:51:57,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:51:57,909 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 11 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-06-11 07:51:57,909 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 07:51:57,909 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 12 [2021-06-11 07:51:57,909 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1211312080] [2021-06-11 07:51:57,909 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-06-11 07:51:57,909 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 07:51:57,910 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-06-11 07:51:57,910 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=109, Unknown=0, NotChecked=0, Total=156 [2021-06-11 07:51:57,911 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 136 out of 209 [2021-06-11 07:51:57,912 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 78 places, 64 transitions, 354 flow. Second operand has 13 states, 13 states have (on average 137.84615384615384) internal successors, (1792), 13 states have internal predecessors, (1792), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:57,912 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 07:51:57,912 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 136 of 209 [2021-06-11 07:51:57,912 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 07:51:58,621 INFO L129 PetriNetUnfolder]: 2720/7128 cut-off events. [2021-06-11 07:51:58,621 INFO L130 PetriNetUnfolder]: For 5363/5370 co-relation queries the response was YES. [2021-06-11 07:51:58,672 INFO L84 FinitePrefix]: Finished finitePrefix Result has 22090 conditions, 7128 events. 2720/7128 cut-off events. For 5363/5370 co-relation queries the response was YES. Maximal size of possible extension queue 372. Compared 62550 event pairs, 1872 based on Foata normal form. 119/6781 useless extension candidates. Maximal degree in co-relation 22031. Up to 2881 conditions per place. [2021-06-11 07:51:58,702 INFO L132 encePairwiseOnDemand]: 199/209 looper letters, 8 selfloop transitions, 17 changer transitions 0/70 dead transitions. [2021-06-11 07:51:58,702 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 84 places, 70 transitions, 433 flow [2021-06-11 07:51:58,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-11 07:51:58,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-06-11 07:51:58,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 979 transitions. [2021-06-11 07:51:58,704 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6691729323308271 [2021-06-11 07:51:58,704 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 979 transitions. [2021-06-11 07:51:58,704 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 979 transitions. [2021-06-11 07:51:58,704 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 07:51:58,704 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 979 transitions. [2021-06-11 07:51:58,705 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 139.85714285714286) internal successors, (979), 7 states have internal predecessors, (979), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:58,707 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 209.0) internal successors, (1672), 8 states have internal predecessors, (1672), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:58,707 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 209.0) internal successors, (1672), 8 states have internal predecessors, (1672), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:58,707 INFO L185 Difference]: Start difference. First operand has 78 places, 64 transitions, 354 flow. Second operand 7 states and 979 transitions. [2021-06-11 07:51:58,707 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 84 places, 70 transitions, 433 flow [2021-06-11 07:51:58,719 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 81 places, 70 transitions, 427 flow, removed 0 selfloop flow, removed 3 redundant places. [2021-06-11 07:51:58,721 INFO L241 Difference]: Finished difference. Result has 83 places, 68 transitions, 427 flow [2021-06-11 07:51:58,721 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=209, PETRI_DIFFERENCE_MINUEND_FLOW=348, PETRI_DIFFERENCE_MINUEND_PLACES=75, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=64, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=13, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=48, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=427, PETRI_PLACES=83, PETRI_TRANSITIONS=68} [2021-06-11 07:51:58,721 INFO L343 CegarLoopForPetriNet]: 65 programPoint places, 18 predicate places. [2021-06-11 07:51:58,721 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 07:51:58,721 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 83 places, 68 transitions, 427 flow [2021-06-11 07:51:58,721 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 83 places, 68 transitions, 427 flow [2021-06-11 07:51:58,722 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 83 places, 68 transitions, 427 flow [2021-06-11 07:51:59,213 INFO L129 PetriNetUnfolder]: 2720/7128 cut-off events. [2021-06-11 07:51:59,214 INFO L130 PetriNetUnfolder]: For 8452/8456 co-relation queries the response was YES. [2021-06-11 07:51:59,266 INFO L84 FinitePrefix]: Finished finitePrefix Result has 23661 conditions, 7128 events. 2720/7128 cut-off events. For 8452/8456 co-relation queries the response was YES. Maximal size of possible extension queue 378. Compared 62697 event pairs, 1872 based on Foata normal form. 0/6662 useless extension candidates. Maximal degree in co-relation 12045. Up to 2881 conditions per place. [2021-06-11 07:51:59,393 INFO L151 LiptonReduction]: Number of co-enabled transitions 2268 [2021-06-11 07:51:59,451 INFO L163 LiptonReduction]: Checked pairs total: 1944 [2021-06-11 07:51:59,451 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 07:51:59,451 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 730 [2021-06-11 07:51:59,451 INFO L480 AbstractCegarLoop]: Abstraction has has 83 places, 68 transitions, 427 flow [2021-06-11 07:51:59,452 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 137.84615384615384) internal successors, (1792), 13 states have internal predecessors, (1792), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:51:59,452 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 07:51:59,452 INFO L263 CegarLoopForPetriNet]: trace histogram [9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 07:51:59,664 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51,23 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 07:51:59,665 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 07:51:59,665 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 07:51:59,665 INFO L82 PathProgramCache]: Analyzing trace with hash 223097883, now seen corresponding path program 1 times [2021-06-11 07:51:59,665 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 07:51:59,665 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [134858847] [2021-06-11 07:51:59,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 07:51:59,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-11 07:51:59,677 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-11 07:51:59,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-11 07:51:59,685 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-11 07:51:59,690 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-06-11 07:51:59,691 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-06-11 07:51:59,691 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2021-06-11 07:51:59,691 WARN L342 ceAbstractionStarter]: 9 thread instances were not sufficient, I will increase this number and restart the analysis [2021-06-11 07:51:59,691 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 10 thread instances. [2021-06-11 07:51:59,711 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of10ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,711 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of10ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,711 WARN L313 ript$VariableManager]: TermVariabe thrThread4of10ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,711 WARN L313 ript$VariableManager]: TermVariabe thrThread4of10ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,711 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of10ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,711 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of10ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,711 WARN L313 ript$VariableManager]: TermVariabe thrThread4of10ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,711 WARN L313 ript$VariableManager]: TermVariabe thrThread4of10ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,711 WARN L313 ript$VariableManager]: TermVariabe thrThread4of10ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,712 WARN L313 ript$VariableManager]: TermVariabe thrThread4of10ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,712 WARN L313 ript$VariableManager]: TermVariabe thrThread4of10ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,712 WARN L313 ript$VariableManager]: TermVariabe thrThread4of10ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,712 WARN L313 ript$VariableManager]: TermVariabe thrThread4of10ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,712 WARN L313 ript$VariableManager]: TermVariabe thrThread4of10ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,712 WARN L313 ript$VariableManager]: TermVariabe |thrThread6of10ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,712 WARN L313 ript$VariableManager]: TermVariabe |thrThread6of10ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,712 WARN L313 ript$VariableManager]: TermVariabe thrThread6of10ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,712 WARN L313 ript$VariableManager]: TermVariabe thrThread6of10ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,712 WARN L313 ript$VariableManager]: TermVariabe |thrThread6of10ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,712 WARN L313 ript$VariableManager]: TermVariabe |thrThread6of10ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,712 WARN L313 ript$VariableManager]: TermVariabe thrThread6of10ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,712 WARN L313 ript$VariableManager]: TermVariabe thrThread6of10ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,712 WARN L313 ript$VariableManager]: TermVariabe thrThread6of10ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,712 WARN L313 ript$VariableManager]: TermVariabe thrThread6of10ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,712 WARN L313 ript$VariableManager]: TermVariabe thrThread6of10ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,712 WARN L313 ript$VariableManager]: TermVariabe thrThread6of10ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,712 WARN L313 ript$VariableManager]: TermVariabe thrThread6of10ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,712 WARN L313 ript$VariableManager]: TermVariabe thrThread6of10ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,713 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of10ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,713 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of10ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,713 WARN L313 ript$VariableManager]: TermVariabe thrThread3of10ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,713 WARN L313 ript$VariableManager]: TermVariabe thrThread3of10ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,713 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of10ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,713 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of10ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,713 WARN L313 ript$VariableManager]: TermVariabe thrThread3of10ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,713 WARN L313 ript$VariableManager]: TermVariabe thrThread3of10ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,713 WARN L313 ript$VariableManager]: TermVariabe thrThread3of10ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,713 WARN L313 ript$VariableManager]: TermVariabe thrThread3of10ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,713 WARN L313 ript$VariableManager]: TermVariabe thrThread3of10ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,713 WARN L313 ript$VariableManager]: TermVariabe thrThread3of10ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,713 WARN L313 ript$VariableManager]: TermVariabe thrThread3of10ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,713 WARN L313 ript$VariableManager]: TermVariabe thrThread3of10ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,713 WARN L313 ript$VariableManager]: TermVariabe |thrThread7of10ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,713 WARN L313 ript$VariableManager]: TermVariabe |thrThread7of10ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,713 WARN L313 ript$VariableManager]: TermVariabe thrThread7of10ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,713 WARN L313 ript$VariableManager]: TermVariabe thrThread7of10ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,713 WARN L313 ript$VariableManager]: TermVariabe |thrThread7of10ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,713 WARN L313 ript$VariableManager]: TermVariabe |thrThread7of10ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,713 WARN L313 ript$VariableManager]: TermVariabe thrThread7of10ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,713 WARN L313 ript$VariableManager]: TermVariabe thrThread7of10ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,714 WARN L313 ript$VariableManager]: TermVariabe thrThread7of10ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,714 WARN L313 ript$VariableManager]: TermVariabe thrThread7of10ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,714 WARN L313 ript$VariableManager]: TermVariabe thrThread7of10ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,714 WARN L313 ript$VariableManager]: TermVariabe thrThread7of10ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,714 WARN L313 ript$VariableManager]: TermVariabe thrThread7of10ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,714 WARN L313 ript$VariableManager]: TermVariabe thrThread7of10ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,714 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of10ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,714 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of10ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,714 WARN L313 ript$VariableManager]: TermVariabe thrThread2of10ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,714 WARN L313 ript$VariableManager]: TermVariabe thrThread2of10ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,714 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of10ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,714 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of10ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,714 WARN L313 ript$VariableManager]: TermVariabe thrThread2of10ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,714 WARN L313 ript$VariableManager]: TermVariabe thrThread2of10ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,714 WARN L313 ript$VariableManager]: TermVariabe thrThread2of10ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,714 WARN L313 ript$VariableManager]: TermVariabe thrThread2of10ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,714 WARN L313 ript$VariableManager]: TermVariabe thrThread2of10ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,714 WARN L313 ript$VariableManager]: TermVariabe thrThread2of10ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,714 WARN L313 ript$VariableManager]: TermVariabe thrThread2of10ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,714 WARN L313 ript$VariableManager]: TermVariabe thrThread2of10ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,715 WARN L313 ript$VariableManager]: TermVariabe |thrThread8of10ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,715 WARN L313 ript$VariableManager]: TermVariabe |thrThread8of10ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,715 WARN L313 ript$VariableManager]: TermVariabe thrThread8of10ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,715 WARN L313 ript$VariableManager]: TermVariabe thrThread8of10ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,715 WARN L313 ript$VariableManager]: TermVariabe |thrThread8of10ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,715 WARN L313 ript$VariableManager]: TermVariabe |thrThread8of10ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,715 WARN L313 ript$VariableManager]: TermVariabe thrThread8of10ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,715 WARN L313 ript$VariableManager]: TermVariabe thrThread8of10ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,715 WARN L313 ript$VariableManager]: TermVariabe thrThread8of10ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,715 WARN L313 ript$VariableManager]: TermVariabe thrThread8of10ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,715 WARN L313 ript$VariableManager]: TermVariabe thrThread8of10ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,715 WARN L313 ript$VariableManager]: TermVariabe thrThread8of10ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,715 WARN L313 ript$VariableManager]: TermVariabe thrThread8of10ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,715 WARN L313 ript$VariableManager]: TermVariabe thrThread8of10ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,715 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of10ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,715 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of10ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,715 WARN L313 ript$VariableManager]: TermVariabe thrThread1of10ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,715 WARN L313 ript$VariableManager]: TermVariabe thrThread1of10ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,715 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of10ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,715 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of10ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,715 WARN L313 ript$VariableManager]: TermVariabe thrThread1of10ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,715 WARN L313 ript$VariableManager]: TermVariabe thrThread1of10ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,715 WARN L313 ript$VariableManager]: TermVariabe thrThread1of10ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,716 WARN L313 ript$VariableManager]: TermVariabe thrThread1of10ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,716 WARN L313 ript$VariableManager]: TermVariabe thrThread1of10ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,716 WARN L313 ript$VariableManager]: TermVariabe thrThread1of10ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,716 WARN L313 ript$VariableManager]: TermVariabe thrThread1of10ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,716 WARN L313 ript$VariableManager]: TermVariabe thrThread1of10ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,716 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of10ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,716 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of10ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,716 WARN L313 ript$VariableManager]: TermVariabe thrThread5of10ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,716 WARN L313 ript$VariableManager]: TermVariabe thrThread5of10ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,716 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of10ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,716 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of10ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,716 WARN L313 ript$VariableManager]: TermVariabe thrThread5of10ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,716 WARN L313 ript$VariableManager]: TermVariabe thrThread5of10ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,716 WARN L313 ript$VariableManager]: TermVariabe thrThread5of10ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,716 WARN L313 ript$VariableManager]: TermVariabe thrThread5of10ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,716 WARN L313 ript$VariableManager]: TermVariabe thrThread5of10ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,716 WARN L313 ript$VariableManager]: TermVariabe thrThread5of10ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,716 WARN L313 ript$VariableManager]: TermVariabe thrThread5of10ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,716 WARN L313 ript$VariableManager]: TermVariabe thrThread5of10ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,717 WARN L313 ript$VariableManager]: TermVariabe |thrThread9of10ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,717 WARN L313 ript$VariableManager]: TermVariabe |thrThread9of10ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,717 WARN L313 ript$VariableManager]: TermVariabe thrThread9of10ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,717 WARN L313 ript$VariableManager]: TermVariabe thrThread9of10ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,717 WARN L313 ript$VariableManager]: TermVariabe |thrThread9of10ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,717 WARN L313 ript$VariableManager]: TermVariabe |thrThread9of10ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,717 WARN L313 ript$VariableManager]: TermVariabe thrThread9of10ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,717 WARN L313 ript$VariableManager]: TermVariabe thrThread9of10ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,717 WARN L313 ript$VariableManager]: TermVariabe thrThread9of10ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,717 WARN L313 ript$VariableManager]: TermVariabe thrThread9of10ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,717 WARN L313 ript$VariableManager]: TermVariabe thrThread9of10ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,717 WARN L313 ript$VariableManager]: TermVariabe thrThread9of10ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,717 WARN L313 ript$VariableManager]: TermVariabe thrThread9of10ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,717 WARN L313 ript$VariableManager]: TermVariabe thrThread9of10ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,717 WARN L313 ript$VariableManager]: TermVariabe |thrThread10of10ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,717 WARN L313 ript$VariableManager]: TermVariabe |thrThread10of10ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,717 WARN L313 ript$VariableManager]: TermVariabe thrThread10of10ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,717 WARN L313 ript$VariableManager]: TermVariabe thrThread10of10ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,717 WARN L313 ript$VariableManager]: TermVariabe |thrThread10of10ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,717 WARN L313 ript$VariableManager]: TermVariabe |thrThread10of10ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,717 WARN L313 ript$VariableManager]: TermVariabe thrThread10of10ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,717 WARN L313 ript$VariableManager]: TermVariabe thrThread10of10ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,718 WARN L313 ript$VariableManager]: TermVariabe thrThread10of10ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,718 WARN L313 ript$VariableManager]: TermVariabe thrThread10of10ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,718 WARN L313 ript$VariableManager]: TermVariabe thrThread10of10ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,718 WARN L313 ript$VariableManager]: TermVariabe thrThread10of10ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,718 WARN L313 ript$VariableManager]: TermVariabe thrThread10of10ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,718 WARN L313 ript$VariableManager]: TermVariabe thrThread10of10ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,718 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of10ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,718 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of10ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,718 WARN L313 ript$VariableManager]: TermVariabe thrThread1of10ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,718 WARN L313 ript$VariableManager]: TermVariabe thrThread1of10ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,718 WARN L313 ript$VariableManager]: TermVariabe thrThread1of10ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,719 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of10ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,719 WARN L313 ript$VariableManager]: TermVariabe thrThread2of10ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,719 WARN L313 ript$VariableManager]: TermVariabe thrThread2of10ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,720 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of10ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,720 WARN L313 ript$VariableManager]: TermVariabe thrThread2of10ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,720 WARN L313 ript$VariableManager]: TermVariabe thrThread3of10ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,721 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of10ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,721 WARN L313 ript$VariableManager]: TermVariabe thrThread3of10ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,721 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of10ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,721 WARN L313 ript$VariableManager]: TermVariabe thrThread3of10ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,722 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of10ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,722 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of10ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,722 WARN L313 ript$VariableManager]: TermVariabe thrThread4of10ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,722 WARN L313 ript$VariableManager]: TermVariabe thrThread4of10ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,722 WARN L313 ript$VariableManager]: TermVariabe thrThread4of10ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,723 WARN L313 ript$VariableManager]: TermVariabe thrThread5of10ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,723 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of10ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,723 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of10ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,723 WARN L313 ript$VariableManager]: TermVariabe thrThread5of10ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,723 WARN L313 ript$VariableManager]: TermVariabe thrThread5of10ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,724 WARN L313 ript$VariableManager]: TermVariabe thrThread6of10ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,724 WARN L313 ript$VariableManager]: TermVariabe |thrThread6of10ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,724 WARN L313 ript$VariableManager]: TermVariabe thrThread6of10ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,724 WARN L313 ript$VariableManager]: TermVariabe |thrThread6of10ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,724 WARN L313 ript$VariableManager]: TermVariabe thrThread6of10ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,725 WARN L313 ript$VariableManager]: TermVariabe thrThread7of10ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,725 WARN L313 ript$VariableManager]: TermVariabe |thrThread7of10ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,725 WARN L313 ript$VariableManager]: TermVariabe thrThread7of10ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,725 WARN L313 ript$VariableManager]: TermVariabe |thrThread7of10ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,725 WARN L313 ript$VariableManager]: TermVariabe thrThread7of10ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,726 WARN L313 ript$VariableManager]: TermVariabe |thrThread8of10ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,726 WARN L313 ript$VariableManager]: TermVariabe thrThread8of10ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,726 WARN L313 ript$VariableManager]: TermVariabe thrThread8of10ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,726 WARN L313 ript$VariableManager]: TermVariabe |thrThread8of10ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,726 WARN L313 ript$VariableManager]: TermVariabe thrThread8of10ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,727 WARN L313 ript$VariableManager]: TermVariabe |thrThread9of10ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,727 WARN L313 ript$VariableManager]: TermVariabe |thrThread9of10ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,727 WARN L313 ript$VariableManager]: TermVariabe thrThread9of10ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,727 WARN L313 ript$VariableManager]: TermVariabe thrThread9of10ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,727 WARN L313 ript$VariableManager]: TermVariabe thrThread9of10ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,728 WARN L313 ript$VariableManager]: TermVariabe thrThread10of10ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,728 WARN L313 ript$VariableManager]: TermVariabe |thrThread10of10ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,728 WARN L313 ript$VariableManager]: TermVariabe thrThread10of10ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,728 WARN L313 ript$VariableManager]: TermVariabe |thrThread10of10ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,729 WARN L313 ript$VariableManager]: TermVariabe thrThread10of10ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 07:51:59,733 INFO L149 ThreadInstanceAdder]: Constructed 10 joinOtherThreadTransitions. [2021-06-11 07:51:59,734 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-06-11 07:51:59,734 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-06-11 07:51:59,734 INFO L377 AbstractCegarLoop]: Hoare is false [2021-06-11 07:51:59,734 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-11 07:51:59,734 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-11 07:51:59,734 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-11 07:51:59,734 INFO L381 AbstractCegarLoop]: Difference is false [2021-06-11 07:51:59,734 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-11 07:51:59,734 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-06-11 07:51:59,736 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 144 places, 139 transitions, 448 flow [2021-06-11 07:52:04,140 INFO L129 PetriNetUnfolder]: 8215/38067 cut-off events. [2021-06-11 07:52:04,140 INFO L130 PetriNetUnfolder]: For 5330/5330 co-relation queries the response was YES. [2021-06-11 07:52:04,709 INFO L84 FinitePrefix]: Finished finitePrefix Result has 43273 conditions, 38067 events. 8215/38067 cut-off events. For 5330/5330 co-relation queries the response was YES. Maximal size of possible extension queue 800. Compared 482262 event pairs, 3084 based on Foata normal form. 0/31900 useless extension candidates. Maximal degree in co-relation 21209. Up to 5120 conditions per place. [2021-06-11 07:52:04,709 INFO L82 GeneralOperation]: Start removeDead. Operand has 144 places, 139 transitions, 448 flow [2021-06-11 07:52:04,805 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 137 places, 131 transitions, 432 flow [2021-06-11 07:52:04,805 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 07:52:04,805 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 137 places, 131 transitions, 432 flow [2021-06-11 07:52:04,805 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 137 places, 131 transitions, 432 flow [2021-06-11 07:52:04,806 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 137 places, 131 transitions, 432 flow [2021-06-11 07:52:07,929 INFO L129 PetriNetUnfolder]: 7191/29875 cut-off events. [2021-06-11 07:52:07,929 INFO L130 PetriNetUnfolder]: For 5330/5330 co-relation queries the response was YES. [2021-06-11 07:52:08,224 INFO L84 FinitePrefix]: Finished finitePrefix Result has 35081 conditions, 29875 events. 7191/29875 cut-off events. For 5330/5330 co-relation queries the response was YES. Maximal size of possible extension queue 541. Compared 352789 event pairs, 3084 based on Foata normal form. 0/25756 useless extension candidates. Maximal degree in co-relation 17113. Up to 5120 conditions per place. [2021-06-11 07:52:08,894 INFO L151 LiptonReduction]: Number of co-enabled transitions 7000 [2021-06-11 07:52:08,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:08,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:08,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:08,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:08,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:08,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:09,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:09,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:09,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:09,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:09,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:09,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:09,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:09,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:09,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:09,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:09,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:09,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:09,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:09,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:09,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:09,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:09,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:09,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:09,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:09,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:09,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:09,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:09,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:09,521 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:09,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:09,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 07:52:09,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:52:09,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:09,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:09,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:09,642 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:09,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:09,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 07:52:09,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:52:09,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:09,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:09,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:09,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:09,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:09,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:09,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:09,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:09,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:09,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:09,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:09,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:09,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:09,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:09,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:09,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:09,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:09,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:09,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:09,969 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:09,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:09,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 07:52:09,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:52:10,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:10,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:10,068 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-06-11 07:52:10,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:10,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:10,172 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:10,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:10,173 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:10,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:10,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 07:52:10,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:52:10,174 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:10,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:10,175 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:10,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:10,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 07:52:10,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 07:52:10,176 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:10,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:10,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 07:52:10,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-11 07:52:10,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:10,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:10,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:10,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:10,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:10,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:10,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:10,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:10,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:10,432 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:10,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:10,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:52:10,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:52:10,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:10,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:10,586 INFO L142 QuantifierPusher]: treesize reduction 1, result has 96.3 percent of original size [2021-06-11 07:52:10,587 INFO L147 QuantifierPusher]: treesize reduction 10, result has 9.1 percent of original size 1 [2021-06-11 07:52:10,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:10,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:10,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:10,923 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:10,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:10,924 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:10,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:10,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 07:52:10,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:52:10,925 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:10,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:10,926 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:10,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:10,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 07:52:10,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 07:52:10,927 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:10,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:10,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 07:52:10,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-06-11 07:52:10,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:10,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:10,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:10,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:11,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:11,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:11,142 INFO L142 QuantifierPusher]: treesize reduction 8, result has 33.3 percent of original size [2021-06-11 07:52:11,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:11,309 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.4 percent of original size [2021-06-11 07:52:11,311 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:11,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:11,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 07:52:11,312 INFO L147 QuantifierPusher]: treesize reduction 12, result has 53.8 percent of original size 14 [2021-06-11 07:52:11,567 INFO L142 QuantifierPusher]: treesize reduction 2, result has 94.4 percent of original size [2021-06-11 07:52:11,567 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 1] term [2021-06-11 07:52:11,567 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 07:52:11,568 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:11,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:11,816 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 109 [2021-06-11 07:52:11,931 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2021-06-11 07:52:12,200 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 112 [2021-06-11 07:52:12,325 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-06-11 07:52:12,330 INFO L142 QuantifierPusher]: treesize reduction 3, result has 97.5 percent of original size [2021-06-11 07:52:12,331 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:12,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:12,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 07:52:12,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:52:12,345 INFO L163 LiptonReduction]: Checked pairs total: 18249 [2021-06-11 07:52:12,345 INFO L165 LiptonReduction]: Total number of compositions: 79 [2021-06-11 07:52:12,346 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 7541 [2021-06-11 07:52:12,347 INFO L129 PetriNetUnfolder]: 1/10 cut-off events. [2021-06-11 07:52:12,347 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-11 07:52:12,347 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 07:52:12,347 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2021-06-11 07:52:12,347 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 07:52:12,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 07:52:12,347 INFO L82 PathProgramCache]: Analyzing trace with hash 61168207, now seen corresponding path program 1 times [2021-06-11 07:52:12,347 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 07:52:12,347 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [322345505] [2021-06-11 07:52:12,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 07:52:12,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:52:12,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:12,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:12,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:12,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:12,362 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 07:52:12,362 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [322345505] [2021-06-11 07:52:12,363 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 07:52:12,363 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-11 07:52:12,363 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [908885417] [2021-06-11 07:52:12,363 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-11 07:52:12,363 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 07:52:12,363 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-11 07:52:12,363 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-11 07:52:12,364 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 145 out of 218 [2021-06-11 07:52:12,364 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 71 places, 61 transitions, 292 flow. Second operand has 3 states, 3 states have (on average 146.33333333333334) internal successors, (439), 3 states have internal predecessors, (439), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:52:12,364 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 07:52:12,364 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 145 of 218 [2021-06-11 07:52:12,364 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 07:52:13,423 INFO L129 PetriNetUnfolder]: 5130/11336 cut-off events. [2021-06-11 07:52:13,423 INFO L130 PetriNetUnfolder]: For 5330/5340 co-relation queries the response was YES. [2021-06-11 07:52:13,473 INFO L84 FinitePrefix]: Finished finitePrefix Result has 22719 conditions, 11336 events. 5130/11336 cut-off events. For 5330/5340 co-relation queries the response was YES. Maximal size of possible extension queue 505. Compared 94714 event pairs, 3084 based on Foata normal form. 0/8254 useless extension candidates. Maximal degree in co-relation 10921. Up to 6175 conditions per place. [2021-06-11 07:52:13,510 INFO L132 encePairwiseOnDemand]: 215/218 looper letters, 10 selfloop transitions, 2 changer transitions 1/63 dead transitions. [2021-06-11 07:52:13,510 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 73 places, 63 transitions, 322 flow [2021-06-11 07:52:13,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-11 07:52:13,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-06-11 07:52:13,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 449 transitions. [2021-06-11 07:52:13,512 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6865443425076453 [2021-06-11 07:52:13,512 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 449 transitions. [2021-06-11 07:52:13,512 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 449 transitions. [2021-06-11 07:52:13,512 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 07:52:13,512 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 449 transitions. [2021-06-11 07:52:13,513 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 149.66666666666666) internal successors, (449), 3 states have internal predecessors, (449), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:52:13,513 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 218.0) internal successors, (872), 4 states have internal predecessors, (872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:52:13,514 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 218.0) internal successors, (872), 4 states have internal predecessors, (872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:52:13,514 INFO L185 Difference]: Start difference. First operand has 71 places, 61 transitions, 292 flow. Second operand 3 states and 449 transitions. [2021-06-11 07:52:13,514 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 73 places, 63 transitions, 322 flow [2021-06-11 07:52:13,518 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 73 places, 63 transitions, 322 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-06-11 07:52:13,519 INFO L241 Difference]: Finished difference. Result has 74 places, 61 transitions, 302 flow [2021-06-11 07:52:13,519 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=218, PETRI_DIFFERENCE_MINUEND_FLOW=292, PETRI_DIFFERENCE_MINUEND_PLACES=71, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=61, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=59, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=302, PETRI_PLACES=74, PETRI_TRANSITIONS=61} [2021-06-11 07:52:13,519 INFO L343 CegarLoopForPetriNet]: 71 programPoint places, 3 predicate places. [2021-06-11 07:52:13,519 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 07:52:13,519 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 74 places, 61 transitions, 302 flow [2021-06-11 07:52:13,519 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 74 places, 61 transitions, 302 flow [2021-06-11 07:52:13,520 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 73 places, 61 transitions, 302 flow [2021-06-11 07:52:14,194 INFO L129 PetriNetUnfolder]: 5130/10312 cut-off events. [2021-06-11 07:52:14,195 INFO L130 PetriNetUnfolder]: For 5330/5333 co-relation queries the response was YES. [2021-06-11 07:52:14,242 INFO L84 FinitePrefix]: Finished finitePrefix Result has 15542 conditions, 10312 events. 5130/10312 cut-off events. For 5330/5333 co-relation queries the response was YES. Maximal size of possible extension queue 368. Compared 78428 event pairs, 3084 based on Foata normal form. 0/8264 useless extension candidates. Maximal degree in co-relation 15520. Up to 5120 conditions per place. [2021-06-11 07:52:14,359 INFO L151 LiptonReduction]: Number of co-enabled transitions 2166 [2021-06-11 07:52:14,370 INFO L163 LiptonReduction]: Checked pairs total: 1984 [2021-06-11 07:52:14,370 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 07:52:14,370 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 851 [2021-06-11 07:52:14,371 INFO L480 AbstractCegarLoop]: Abstraction has has 73 places, 61 transitions, 302 flow [2021-06-11 07:52:14,371 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 146.33333333333334) internal successors, (439), 3 states have internal predecessors, (439), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:52:14,371 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 07:52:14,371 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-06-11 07:52:14,371 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54 [2021-06-11 07:52:14,371 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 07:52:14,371 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 07:52:14,371 INFO L82 PathProgramCache]: Analyzing trace with hash 1324923547, now seen corresponding path program 1 times [2021-06-11 07:52:14,371 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 07:52:14,371 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1892763452] [2021-06-11 07:52:14,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 07:52:14,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:52:14,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:14,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:14,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:14,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:52:14,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:14,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:14,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:14,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:14,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:14,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:14,396 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 07:52:14,397 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1892763452] [2021-06-11 07:52:14,397 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1767647817] [2021-06-11 07:52:14,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 07:52:14,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:52:14,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 4 conjunts are in the unsatisfiable core [2021-06-11 07:52:14,505 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 07:52:14,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:14,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:14,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:14,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:14,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:14,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:14,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:14,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:14,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:14,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:14,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:14,512 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:14,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:14,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:14,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 07:52:14,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:14,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:14,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:14,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:14,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:14,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:14,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:14,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:14,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:14,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:14,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:14,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:14,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:14,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:14,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:14,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:14,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:14,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:14,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:14,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:14,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:14,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:14,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:14,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:14,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:14,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:14,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:14,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:14,531 INFO L142 QuantifierPusher]: treesize reduction 1, result has 91.7 percent of original size [2021-06-11 07:52:14,531 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:14,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:14,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:14,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 07:52:14,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:14,533 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:14,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:14,533 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:14,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:14,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:14,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 07:52:14,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 07:52:14,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:14,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:14,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:14,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:14,536 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 07:52:14,536 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 07:52:14,536 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2021-06-11 07:52:14,536 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [82945158] [2021-06-11 07:52:14,537 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-11 07:52:14,537 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 07:52:14,537 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-11 07:52:14,537 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-06-11 07:52:14,538 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 145 out of 218 [2021-06-11 07:52:14,538 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 73 places, 61 transitions, 302 flow. Second operand has 7 states, 7 states have (on average 146.57142857142858) internal successors, (1026), 7 states have internal predecessors, (1026), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:52:14,538 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 07:52:14,538 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 145 of 218 [2021-06-11 07:52:14,538 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 07:52:15,512 INFO L129 PetriNetUnfolder]: 5165/11431 cut-off events. [2021-06-11 07:52:15,513 INFO L130 PetriNetUnfolder]: For 5385/5395 co-relation queries the response was YES. [2021-06-11 07:52:15,619 INFO L84 FinitePrefix]: Finished finitePrefix Result has 22933 conditions, 11431 events. 5165/11431 cut-off events. For 5385/5395 co-relation queries the response was YES. Maximal size of possible extension queue 381. Compared 94263 event pairs, 3129 based on Foata normal form. 0/9385 useless extension candidates. Maximal degree in co-relation 22907. Up to 5181 conditions per place. [2021-06-11 07:52:15,664 INFO L132 encePairwiseOnDemand]: 211/218 looper letters, 9 selfloop transitions, 6 changer transitions 0/65 dead transitions. [2021-06-11 07:52:15,664 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 76 places, 65 transitions, 340 flow [2021-06-11 07:52:15,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-11 07:52:15,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-06-11 07:52:15,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 597 transitions. [2021-06-11 07:52:15,666 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6846330275229358 [2021-06-11 07:52:15,666 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 597 transitions. [2021-06-11 07:52:15,666 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 597 transitions. [2021-06-11 07:52:15,666 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 07:52:15,666 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 597 transitions. [2021-06-11 07:52:15,666 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 149.25) internal successors, (597), 4 states have internal predecessors, (597), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:52:15,667 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 218.0) internal successors, (1090), 5 states have internal predecessors, (1090), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:52:15,668 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 218.0) internal successors, (1090), 5 states have internal predecessors, (1090), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:52:15,668 INFO L185 Difference]: Start difference. First operand has 73 places, 61 transitions, 302 flow. Second operand 4 states and 597 transitions. [2021-06-11 07:52:15,668 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 76 places, 65 transitions, 340 flow [2021-06-11 07:52:15,673 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 75 places, 65 transitions, 338 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-06-11 07:52:15,674 INFO L241 Difference]: Finished difference. Result has 76 places, 63 transitions, 328 flow [2021-06-11 07:52:15,674 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=218, PETRI_DIFFERENCE_MINUEND_FLOW=300, PETRI_DIFFERENCE_MINUEND_PLACES=72, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=61, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=55, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=328, PETRI_PLACES=76, PETRI_TRANSITIONS=63} [2021-06-11 07:52:15,675 INFO L343 CegarLoopForPetriNet]: 71 programPoint places, 5 predicate places. [2021-06-11 07:52:15,675 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 07:52:15,675 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 76 places, 63 transitions, 328 flow [2021-06-11 07:52:15,675 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 76 places, 63 transitions, 328 flow [2021-06-11 07:52:15,675 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 76 places, 63 transitions, 328 flow [2021-06-11 07:52:16,582 INFO L129 PetriNetUnfolder]: 5165/11431 cut-off events. [2021-06-11 07:52:16,582 INFO L130 PetriNetUnfolder]: For 5385/5385 co-relation queries the response was YES. [2021-06-11 07:52:16,699 INFO L84 FinitePrefix]: Finished finitePrefix Result has 22957 conditions, 11431 events. 5165/11431 cut-off events. For 5385/5385 co-relation queries the response was YES. Maximal size of possible extension queue 368. Compared 95196 event pairs, 3129 based on Foata normal form. 0/10408 useless extension candidates. Maximal degree in co-relation 11853. Up to 5165 conditions per place. [2021-06-11 07:52:16,983 INFO L151 LiptonReduction]: Number of co-enabled transitions 2286 [2021-06-11 07:52:17,038 INFO L163 LiptonReduction]: Checked pairs total: 2064 [2021-06-11 07:52:17,038 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 07:52:17,038 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1363 [2021-06-11 07:52:17,039 INFO L480 AbstractCegarLoop]: Abstraction has has 76 places, 63 transitions, 328 flow [2021-06-11 07:52:17,039 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 146.57142857142858) internal successors, (1026), 7 states have internal predecessors, (1026), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:52:17,039 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 07:52:17,039 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 07:52:17,241 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable55 [2021-06-11 07:52:17,241 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 07:52:17,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 07:52:17,241 INFO L82 PathProgramCache]: Analyzing trace with hash 38930440, now seen corresponding path program 1 times [2021-06-11 07:52:17,241 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 07:52:17,241 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1242556667] [2021-06-11 07:52:17,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 07:52:17,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:52:17,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:17,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:17,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:17,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 07:52:17,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:17,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:17,273 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-11 07:52:17,274 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1242556667] [2021-06-11 07:52:17,274 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1754453023] [2021-06-11 07:52:17,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 07:52:17,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:52:17,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjunts are in the unsatisfiable core [2021-06-11 07:52:17,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 07:52:17,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:17,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-11 07:52:17,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:17,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:52:17,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:17,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:17,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:17,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:17,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:17,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:17,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:17,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:17,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:17,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:17,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:17,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:17,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:17,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:17,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:17,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:17,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:17,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:17,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:17,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:17,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:17,426 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:17,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:17,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:52:17,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:52:17,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:17,427 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:17,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:17,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:52:17,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:52:17,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:17,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:17,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:17,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:17,438 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-06-11 07:52:17,438 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:17,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:17,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:17,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 07:52:17,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:17,440 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:17,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:17,441 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:17,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:17,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:17,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 07:52:17,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 07:52:17,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:17,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:17,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:17,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:17,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:17,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:17,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:17,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:17,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:17,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:17,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:17,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:17,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:17,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:17,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:17,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:17,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:17,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:17,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:17,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:17,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:17,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:17,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:17,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:17,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:17,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:17,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:17,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:17,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:17,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:17,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:17,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:17,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:17,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:17,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:17,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:17,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:17,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:17,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:17,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:17,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:17,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:17,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:17,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:17,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:17,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:17,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:17,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:17,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:17,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:17,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:17,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:17,457 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-11 07:52:17,457 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 07:52:17,457 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 5 [2021-06-11 07:52:17,457 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [681776132] [2021-06-11 07:52:17,457 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-11 07:52:17,457 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 07:52:17,457 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-11 07:52:17,458 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-06-11 07:52:17,458 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 145 out of 218 [2021-06-11 07:52:17,459 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 76 places, 63 transitions, 328 flow. Second operand has 6 states, 6 states have (on average 147.16666666666666) internal successors, (883), 6 states have internal predecessors, (883), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:52:17,459 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 07:52:17,459 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 145 of 218 [2021-06-11 07:52:17,459 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 07:52:18,486 INFO L129 PetriNetUnfolder]: 5164/11427 cut-off events. [2021-06-11 07:52:18,486 INFO L130 PetriNetUnfolder]: For 6462/6471 co-relation queries the response was YES. [2021-06-11 07:52:18,601 INFO L84 FinitePrefix]: Finished finitePrefix Result has 29172 conditions, 11427 events. 5164/11427 cut-off events. For 6462/6471 co-relation queries the response was YES. Maximal size of possible extension queue 368. Compared 93953 event pairs, 3129 based on Foata normal form. 1/10405 useless extension candidates. Maximal degree in co-relation 14935. Up to 6220 conditions per place. [2021-06-11 07:52:18,651 INFO L132 encePairwiseOnDemand]: 215/218 looper letters, 13 selfloop transitions, 3 changer transitions 0/66 dead transitions. [2021-06-11 07:52:18,652 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 79 places, 66 transitions, 368 flow [2021-06-11 07:52:18,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-11 07:52:18,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-06-11 07:52:18,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 595 transitions. [2021-06-11 07:52:18,653 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6823394495412844 [2021-06-11 07:52:18,653 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 595 transitions. [2021-06-11 07:52:18,653 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 595 transitions. [2021-06-11 07:52:18,653 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 07:52:18,653 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 595 transitions. [2021-06-11 07:52:18,654 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 148.75) internal successors, (595), 4 states have internal predecessors, (595), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:52:18,655 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 218.0) internal successors, (1090), 5 states have internal predecessors, (1090), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:52:18,655 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 218.0) internal successors, (1090), 5 states have internal predecessors, (1090), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:52:18,655 INFO L185 Difference]: Start difference. First operand has 76 places, 63 transitions, 328 flow. Second operand 4 states and 595 transitions. [2021-06-11 07:52:18,655 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 79 places, 66 transitions, 368 flow [2021-06-11 07:52:18,660 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 78 places, 66 transitions, 367 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-06-11 07:52:18,661 INFO L241 Difference]: Finished difference. Result has 79 places, 64 transitions, 343 flow [2021-06-11 07:52:18,661 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=218, PETRI_DIFFERENCE_MINUEND_FLOW=327, PETRI_DIFFERENCE_MINUEND_PLACES=75, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=63, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=60, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=343, PETRI_PLACES=79, PETRI_TRANSITIONS=64} [2021-06-11 07:52:18,662 INFO L343 CegarLoopForPetriNet]: 71 programPoint places, 8 predicate places. [2021-06-11 07:52:18,662 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 07:52:18,662 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 79 places, 64 transitions, 343 flow [2021-06-11 07:52:18,662 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 79 places, 64 transitions, 343 flow [2021-06-11 07:52:18,662 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 79 places, 64 transitions, 343 flow [2021-06-11 07:52:19,491 INFO L129 PetriNetUnfolder]: 5164/11427 cut-off events. [2021-06-11 07:52:19,492 INFO L130 PetriNetUnfolder]: For 5398/5398 co-relation queries the response was YES. [2021-06-11 07:52:19,587 INFO L84 FinitePrefix]: Finished finitePrefix Result has 22970 conditions, 11427 events. 5164/11427 cut-off events. For 5398/5398 co-relation queries the response was YES. Maximal size of possible extension queue 368. Compared 95334 event pairs, 3129 based on Foata normal form. 0/10404 useless extension candidates. Maximal degree in co-relation 22933. Up to 5164 conditions per place. [2021-06-11 07:52:19,745 INFO L151 LiptonReduction]: Number of co-enabled transitions 2298 [2021-06-11 07:52:19,747 INFO L163 LiptonReduction]: Checked pairs total: 2072 [2021-06-11 07:52:19,747 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 07:52:19,747 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1085 [2021-06-11 07:52:19,748 INFO L480 AbstractCegarLoop]: Abstraction has has 79 places, 64 transitions, 343 flow [2021-06-11 07:52:19,748 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 147.16666666666666) internal successors, (883), 6 states have internal predecessors, (883), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:52:19,748 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 07:52:19,748 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 07:52:19,968 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56,25 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 07:52:19,969 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 07:52:19,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 07:52:19,969 INFO L82 PathProgramCache]: Analyzing trace with hash -2138825037, now seen corresponding path program 1 times [2021-06-11 07:52:19,969 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 07:52:19,969 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1434830872] [2021-06-11 07:52:19,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 07:52:19,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:52:19,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:19,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:19,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:19,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:19,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:19,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:19,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:19,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:20,000 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 07:52:20,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:20,007 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-11 07:52:20,007 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1434830872] [2021-06-11 07:52:20,007 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [485882793] [2021-06-11 07:52:20,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 07:52:20,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:52:20,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 6 conjunts are in the unsatisfiable core [2021-06-11 07:52:20,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 07:52:20,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:20,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:20,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:20,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:20,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:20,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:20,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:20,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:20,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:20,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:20,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:20,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:20,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,133 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:20,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:52:20,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:20,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,135 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:20,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:52:20,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:20,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:20,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:20,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:20,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,138 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:20,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:20,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 07:52:20,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:20,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:20,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:20,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:20,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:20,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:20,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:20,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:20,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:20,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:20,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:20,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:20,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:20,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:20,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:20,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:20,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:20,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:20,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:20,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:20,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:20,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:20,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:20,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:20,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:20,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:20,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:20,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:20,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:20,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:20,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:20,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:20,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:20,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:20,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,167 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:20,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:52:20,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:52:20,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,169 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:20,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:52:20,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:52:20,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:20,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:20,179 INFO L142 QuantifierPusher]: treesize reduction 1, result has 91.7 percent of original size [2021-06-11 07:52:20,180 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:20,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:20,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 07:52:20,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,181 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:20,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,182 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:20,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:20,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 07:52:20,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 07:52:20,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:20,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:20,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:20,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:20,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:20,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:20,186 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-11 07:52:20,186 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 07:52:20,186 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2021-06-11 07:52:20,186 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [908276117] [2021-06-11 07:52:20,186 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-06-11 07:52:20,186 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 07:52:20,186 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-06-11 07:52:20,186 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2021-06-11 07:52:20,187 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 145 out of 218 [2021-06-11 07:52:20,188 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 79 places, 64 transitions, 343 flow. Second operand has 10 states, 10 states have (on average 146.8) internal successors, (1468), 10 states have internal predecessors, (1468), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:52:20,188 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 07:52:20,188 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 145 of 218 [2021-06-11 07:52:20,188 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 07:52:21,431 INFO L129 PetriNetUnfolder]: 5350/12804 cut-off events. [2021-06-11 07:52:21,431 INFO L130 PetriNetUnfolder]: For 6847/6855 co-relation queries the response was YES. [2021-06-11 07:52:21,545 INFO L84 FinitePrefix]: Finished finitePrefix Result has 33031 conditions, 12804 events. 5350/12804 cut-off events. For 6847/6855 co-relation queries the response was YES. Maximal size of possible extension queue 444. Compared 114698 event pairs, 3369 based on Foata normal form. 54/11845 useless extension candidates. Maximal degree in co-relation 32988. Up to 5404 conditions per place. [2021-06-11 07:52:21,593 INFO L132 encePairwiseOnDemand]: 208/218 looper letters, 6 selfloop transitions, 14 changer transitions 0/70 dead transitions. [2021-06-11 07:52:21,593 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 84 places, 70 transitions, 399 flow [2021-06-11 07:52:21,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-11 07:52:21,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-06-11 07:52:21,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 892 transitions. [2021-06-11 07:52:21,594 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6819571865443425 [2021-06-11 07:52:21,595 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 892 transitions. [2021-06-11 07:52:21,595 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 892 transitions. [2021-06-11 07:52:21,595 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 07:52:21,595 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 892 transitions. [2021-06-11 07:52:21,596 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 148.66666666666666) internal successors, (892), 6 states have internal predecessors, (892), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:52:21,597 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 218.0) internal successors, (1526), 7 states have internal predecessors, (1526), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:52:21,597 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 218.0) internal successors, (1526), 7 states have internal predecessors, (1526), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:52:21,597 INFO L185 Difference]: Start difference. First operand has 79 places, 64 transitions, 343 flow. Second operand 6 states and 892 transitions. [2021-06-11 07:52:21,597 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 84 places, 70 transitions, 399 flow [2021-06-11 07:52:21,605 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 82 places, 70 transitions, 393 flow, removed 1 selfloop flow, removed 2 redundant places. [2021-06-11 07:52:21,606 INFO L241 Difference]: Finished difference. Result has 84 places, 68 transitions, 401 flow [2021-06-11 07:52:21,606 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=218, PETRI_DIFFERENCE_MINUEND_FLOW=337, PETRI_DIFFERENCE_MINUEND_PLACES=77, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=64, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=51, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=401, PETRI_PLACES=84, PETRI_TRANSITIONS=68} [2021-06-11 07:52:21,606 INFO L343 CegarLoopForPetriNet]: 71 programPoint places, 13 predicate places. [2021-06-11 07:52:21,606 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 07:52:21,606 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 84 places, 68 transitions, 401 flow [2021-06-11 07:52:21,606 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 84 places, 68 transitions, 401 flow [2021-06-11 07:52:21,607 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 84 places, 68 transitions, 401 flow [2021-06-11 07:52:22,584 INFO L129 PetriNetUnfolder]: 5350/12804 cut-off events. [2021-06-11 07:52:22,584 INFO L130 PetriNetUnfolder]: For 9247/9250 co-relation queries the response was YES. [2021-06-11 07:52:22,726 INFO L84 FinitePrefix]: Finished finitePrefix Result has 36253 conditions, 12804 events. 5350/12804 cut-off events. For 9247/9250 co-relation queries the response was YES. Maximal size of possible extension queue 435. Compared 116056 event pairs, 3369 based on Foata normal form. 0/11791 useless extension candidates. Maximal degree in co-relation 18303. Up to 5404 conditions per place. [2021-06-11 07:52:23,046 INFO L151 LiptonReduction]: Number of co-enabled transitions 2484 [2021-06-11 07:52:23,120 INFO L163 LiptonReduction]: Checked pairs total: 2196 [2021-06-11 07:52:23,120 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 07:52:23,120 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1514 [2021-06-11 07:52:23,121 INFO L480 AbstractCegarLoop]: Abstraction has has 84 places, 68 transitions, 401 flow [2021-06-11 07:52:23,121 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 146.8) internal successors, (1468), 10 states have internal predecessors, (1468), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:52:23,121 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 07:52:23,121 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 07:52:23,321 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable57 [2021-06-11 07:52:23,322 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 07:52:23,322 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 07:52:23,322 INFO L82 PathProgramCache]: Analyzing trace with hash -53604024, now seen corresponding path program 1 times [2021-06-11 07:52:23,322 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 07:52:23,322 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [574358677] [2021-06-11 07:52:23,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 07:52:23,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:52:23,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:23,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 07:52:23,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 07:52:23,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:23,357 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-06-11 07:52:23,357 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [574358677] [2021-06-11 07:52:23,357 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [525422788] [2021-06-11 07:52:23,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 07:52:23,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:52:23,466 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 9 conjunts are in the unsatisfiable core [2021-06-11 07:52:23,467 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 07:52:23,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-11 07:52:23,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:52:23,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:23,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:23,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:23,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:23,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:23,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:23,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:23,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:23,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:23,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:23,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,482 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:23,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:52:23,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:52:23,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,483 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:23,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:52:23,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:52:23,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:23,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:23,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:23,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:23,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:23,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:23,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:23,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:23,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:23,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:23,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,497 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:23,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:52:23,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:52:23,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,498 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:23,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:52:23,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:52:23,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:23,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:23,509 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-06-11 07:52:23,510 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:23,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:23,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 07:52:23,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,512 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:23,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,513 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:23,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:23,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 07:52:23,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 07:52:23,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:23,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:23,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:23,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:23,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:23,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:23,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:23,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:23,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:23,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:23,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:23,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:23,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:23,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:23,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:23,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:23,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:23,523 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:23,523 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:23,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:23,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:23,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:23,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:23,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:23,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:23,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:23,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:23,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:23,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:23,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:23,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:23,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:23,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:23,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:23,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:23,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:23,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:23,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:23,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:23,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:23,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:23,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:23,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:23,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:23,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:23,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:23,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:23,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:23,536 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-06-11 07:52:23,536 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 07:52:23,536 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 7 [2021-06-11 07:52:23,536 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [265595405] [2021-06-11 07:52:23,537 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-11 07:52:23,537 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 07:52:23,537 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-11 07:52:23,537 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2021-06-11 07:52:23,538 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 145 out of 218 [2021-06-11 07:52:23,538 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 84 places, 68 transitions, 401 flow. Second operand has 8 states, 8 states have (on average 147.125) internal successors, (1177), 8 states have internal predecessors, (1177), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:52:23,538 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 07:52:23,538 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 145 of 218 [2021-06-11 07:52:23,538 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 07:52:24,822 INFO L129 PetriNetUnfolder]: 5348/12793 cut-off events. [2021-06-11 07:52:24,822 INFO L130 PetriNetUnfolder]: For 12826/12833 co-relation queries the response was YES. [2021-06-11 07:52:24,980 INFO L84 FinitePrefix]: Finished finitePrefix Result has 43575 conditions, 12793 events. 5348/12793 cut-off events. For 12826/12833 co-relation queries the response was YES. Maximal size of possible extension queue 437. Compared 114432 event pairs, 3368 based on Foata normal form. 1/11781 useless extension candidates. Maximal degree in co-relation 21937. Up to 7348 conditions per place. [2021-06-11 07:52:25,169 INFO L132 encePairwiseOnDemand]: 215/218 looper letters, 17 selfloop transitions, 4 changer transitions 0/71 dead transitions. [2021-06-11 07:52:25,170 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 88 places, 71 transitions, 461 flow [2021-06-11 07:52:25,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-11 07:52:25,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-06-11 07:52:25,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 742 transitions. [2021-06-11 07:52:25,171 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6807339449541284 [2021-06-11 07:52:25,171 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 742 transitions. [2021-06-11 07:52:25,171 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 742 transitions. [2021-06-11 07:52:25,172 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 07:52:25,172 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 742 transitions. [2021-06-11 07:52:25,172 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 148.4) internal successors, (742), 5 states have internal predecessors, (742), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:52:25,173 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 218.0) internal successors, (1308), 6 states have internal predecessors, (1308), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:52:25,173 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 218.0) internal successors, (1308), 6 states have internal predecessors, (1308), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:52:25,174 INFO L185 Difference]: Start difference. First operand has 84 places, 68 transitions, 401 flow. Second operand 5 states and 742 transitions. [2021-06-11 07:52:25,174 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 88 places, 71 transitions, 461 flow [2021-06-11 07:52:25,229 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 83 places, 71 transitions, 427 flow, removed 9 selfloop flow, removed 5 redundant places. [2021-06-11 07:52:25,230 INFO L241 Difference]: Finished difference. Result has 84 places, 69 transitions, 390 flow [2021-06-11 07:52:25,230 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=218, PETRI_DIFFERENCE_MINUEND_FLOW=371, PETRI_DIFFERENCE_MINUEND_PLACES=79, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=68, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=64, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=390, PETRI_PLACES=84, PETRI_TRANSITIONS=69} [2021-06-11 07:52:25,230 INFO L343 CegarLoopForPetriNet]: 71 programPoint places, 13 predicate places. [2021-06-11 07:52:25,230 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 07:52:25,231 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 84 places, 69 transitions, 390 flow [2021-06-11 07:52:25,231 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 84 places, 69 transitions, 390 flow [2021-06-11 07:52:25,231 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 84 places, 69 transitions, 390 flow [2021-06-11 07:52:26,213 INFO L129 PetriNetUnfolder]: 5348/12793 cut-off events. [2021-06-11 07:52:26,213 INFO L130 PetriNetUnfolder]: For 6834/6838 co-relation queries the response was YES. [2021-06-11 07:52:26,339 INFO L84 FinitePrefix]: Finished finitePrefix Result has 31973 conditions, 12793 events. 5348/12793 cut-off events. For 6834/6838 co-relation queries the response was YES. Maximal size of possible extension queue 439. Compared 115906 event pairs, 3368 based on Foata normal form. 0/11780 useless extension candidates. Maximal degree in co-relation 31921. Up to 5400 conditions per place. [2021-06-11 07:52:26,669 INFO L151 LiptonReduction]: Number of co-enabled transitions 2502 [2021-06-11 07:52:26,671 INFO L163 LiptonReduction]: Checked pairs total: 2208 [2021-06-11 07:52:26,671 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 07:52:26,672 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1442 [2021-06-11 07:52:26,672 INFO L480 AbstractCegarLoop]: Abstraction has has 84 places, 69 transitions, 390 flow [2021-06-11 07:52:26,672 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 147.125) internal successors, (1177), 8 states have internal predecessors, (1177), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:52:26,672 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 07:52:26,672 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 07:52:26,873 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable58 [2021-06-11 07:52:26,873 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 07:52:26,873 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 07:52:26,873 INFO L82 PathProgramCache]: Analyzing trace with hash -2109494956, now seen corresponding path program 1 times [2021-06-11 07:52:26,873 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 07:52:26,873 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [886748270] [2021-06-11 07:52:26,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 07:52:26,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:52:26,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:26,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:26,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:26,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:26,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:26,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:26,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:26,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:26,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:26,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:26,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:26,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 07:52:26,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:26,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 07:52:26,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:26,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:26,979 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 1 proven. 15 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-06-11 07:52:26,979 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [886748270] [2021-06-11 07:52:26,979 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1720900025] [2021-06-11 07:52:26,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 07:52:27,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:52:27,100 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 8 conjunts are in the unsatisfiable core [2021-06-11 07:52:27,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 07:52:27,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:27,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:27,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:27,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:27,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:27,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:27,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:27,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:27,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:27,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:27,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:27,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:27,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,112 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:27,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:52:27,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:27,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,113 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:27,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:52:27,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:27,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:27,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:27,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:27,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:27,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:27,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:27,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:27,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:27,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:27,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:27,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,119 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:27,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:52:27,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:27,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,120 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:27,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:52:27,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:27,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:27,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:27,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:27,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,123 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:27,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:27,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 07:52:27,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:27,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:27,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:27,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:27,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:27,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:27,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:27,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:27,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:27,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:27,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:27,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:27,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:27,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:27,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:27,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:27,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:27,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:27,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:27,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:27,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:27,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:27,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:27,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:27,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:27,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:27,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:27,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:27,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:27,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:27,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:27,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:27,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:27,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:27,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,151 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:27,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:52:27,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:52:27,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,153 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:27,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:52:27,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:52:27,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:27,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:27,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:27,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:27,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:27,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:27,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:27,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:27,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:27,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:27,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:27,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:27,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:27,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:27,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:27,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:27,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:27,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:27,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:27,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:27,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:27,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:27,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,174 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:27,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:52:27,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:52:27,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,175 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:27,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:52:27,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:52:27,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:27,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:27,187 INFO L142 QuantifierPusher]: treesize reduction 1, result has 91.7 percent of original size [2021-06-11 07:52:27,188 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:27,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:27,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 07:52:27,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,189 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:27,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,189 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:27,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:27,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 07:52:27,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 07:52:27,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:27,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:27,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:27,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:27,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:27,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:27,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:27,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:27,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:27,195 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 11 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-06-11 07:52:27,196 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 07:52:27,196 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 12 [2021-06-11 07:52:27,196 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1096684131] [2021-06-11 07:52:27,196 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-06-11 07:52:27,196 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 07:52:27,196 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-06-11 07:52:27,196 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=109, Unknown=0, NotChecked=0, Total=156 [2021-06-11 07:52:27,197 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 145 out of 218 [2021-06-11 07:52:27,198 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 84 places, 69 transitions, 390 flow. Second operand has 13 states, 13 states have (on average 146.84615384615384) internal successors, (1909), 13 states have internal predecessors, (1909), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:52:27,198 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 07:52:27,198 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 145 of 218 [2021-06-11 07:52:27,198 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 07:52:28,653 INFO L129 PetriNetUnfolder]: 5814/14495 cut-off events. [2021-06-11 07:52:28,653 INFO L130 PetriNetUnfolder]: For 10495/10503 co-relation queries the response was YES. [2021-06-11 07:52:28,842 INFO L84 FinitePrefix]: Finished finitePrefix Result has 44665 conditions, 14495 events. 5814/14495 cut-off events. For 10495/10503 co-relation queries the response was YES. Maximal size of possible extension queue 627. Compared 138064 event pairs, 3998 based on Foata normal form. 164/13691 useless extension candidates. Maximal degree in co-relation 44605. Up to 6030 conditions per place. [2021-06-11 07:52:28,906 INFO L132 encePairwiseOnDemand]: 208/218 looper letters, 8 selfloop transitions, 17 changer transitions 0/75 dead transitions. [2021-06-11 07:52:28,907 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 90 places, 75 transitions, 469 flow [2021-06-11 07:52:28,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-11 07:52:28,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-06-11 07:52:28,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1042 transitions. [2021-06-11 07:52:28,908 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6828309305373526 [2021-06-11 07:52:28,908 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1042 transitions. [2021-06-11 07:52:28,908 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1042 transitions. [2021-06-11 07:52:28,909 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 07:52:28,909 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1042 transitions. [2021-06-11 07:52:28,910 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 148.85714285714286) internal successors, (1042), 7 states have internal predecessors, (1042), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:52:28,911 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 218.0) internal successors, (1744), 8 states have internal predecessors, (1744), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:52:28,911 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 218.0) internal successors, (1744), 8 states have internal predecessors, (1744), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:52:28,911 INFO L185 Difference]: Start difference. First operand has 84 places, 69 transitions, 390 flow. Second operand 7 states and 1042 transitions. [2021-06-11 07:52:28,911 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 90 places, 75 transitions, 469 flow [2021-06-11 07:52:28,948 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 87 places, 75 transitions, 463 flow, removed 0 selfloop flow, removed 3 redundant places. [2021-06-11 07:52:28,949 INFO L241 Difference]: Finished difference. Result has 89 places, 73 transitions, 463 flow [2021-06-11 07:52:28,949 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=218, PETRI_DIFFERENCE_MINUEND_FLOW=384, PETRI_DIFFERENCE_MINUEND_PLACES=81, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=69, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=13, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=53, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=463, PETRI_PLACES=89, PETRI_TRANSITIONS=73} [2021-06-11 07:52:28,949 INFO L343 CegarLoopForPetriNet]: 71 programPoint places, 18 predicate places. [2021-06-11 07:52:28,949 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 07:52:28,950 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 89 places, 73 transitions, 463 flow [2021-06-11 07:52:28,950 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 89 places, 73 transitions, 463 flow [2021-06-11 07:52:28,950 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 89 places, 73 transitions, 463 flow [2021-06-11 07:52:30,115 INFO L129 PetriNetUnfolder]: 5814/14495 cut-off events. [2021-06-11 07:52:30,115 INFO L130 PetriNetUnfolder]: For 16485/16488 co-relation queries the response was YES. [2021-06-11 07:52:30,281 INFO L84 FinitePrefix]: Finished finitePrefix Result has 47853 conditions, 14495 events. 5814/14495 cut-off events. For 16485/16488 co-relation queries the response was YES. Maximal size of possible extension queue 626. Compared 139676 event pairs, 3998 based on Foata normal form. 0/13527 useless extension candidates. Maximal degree in co-relation 24190. Up to 6030 conditions per place. [2021-06-11 07:52:30,710 INFO L151 LiptonReduction]: Number of co-enabled transitions 2694 [2021-06-11 07:52:30,722 INFO L163 LiptonReduction]: Checked pairs total: 2336 [2021-06-11 07:52:30,722 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 07:52:30,722 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1773 [2021-06-11 07:52:30,723 INFO L480 AbstractCegarLoop]: Abstraction has has 89 places, 73 transitions, 463 flow [2021-06-11 07:52:30,723 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 146.84615384615384) internal successors, (1909), 13 states have internal predecessors, (1909), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:52:30,723 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 07:52:30,723 INFO L263 CegarLoopForPetriNet]: trace histogram [10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 07:52:30,923 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable59 [2021-06-11 07:52:30,924 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 07:52:30,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 07:52:30,924 INFO L82 PathProgramCache]: Analyzing trace with hash -1408429651, now seen corresponding path program 1 times [2021-06-11 07:52:30,924 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 07:52:30,924 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1999423261] [2021-06-11 07:52:30,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 07:52:30,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:52:30,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:30,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:30,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:30,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 07:52:30,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:30,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 07:52:30,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:30,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 07:52:30,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:30,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 07:52:30,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:30,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 07:52:30,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:30,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 07:52:30,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:30,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 07:52:30,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:30,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 07:52:30,997 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:30,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 07:52:31,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:31,017 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 117 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 07:52:31,017 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1999423261] [2021-06-11 07:52:31,017 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1253941360] [2021-06-11 07:52:31,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 29 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 29 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 07:52:31,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:52:31,122 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 17 conjunts are in the unsatisfiable core [2021-06-11 07:52:31,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 07:52:31,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-11 07:52:31,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:52:31,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,140 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:31,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:52:31,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:52:31,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,142 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:31,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:52:31,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:52:31,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,169 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:31,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:52:31,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:52:31,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,171 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:31,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:52:31,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:52:31,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,191 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:31,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:52:31,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:52:31,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,192 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:31,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:52:31,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:52:31,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,213 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:31,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:52:31,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:52:31,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,215 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:31,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:52:31,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:52:31,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,236 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:31,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:52:31,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:52:31,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,238 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:31,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:52:31,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:52:31,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,261 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:31,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:52:31,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:52:31,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,262 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:31,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:52:31,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:52:31,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,287 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:31,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:52:31,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:52:31,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,288 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:31,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:52:31,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:52:31,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,318 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:31,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:52:31,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:52:31,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,319 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:31,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:52:31,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:52:31,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,346 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:31,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:52:31,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:52:31,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,347 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:31,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:52:31,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:52:31,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,387 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:31,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:52:31,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:52:31,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,388 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:31,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:52:31,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:52:31,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:31,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:31,412 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 07:52:31,412 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-06-11 07:52:31,412 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [11] total 22 [2021-06-11 07:52:31,412 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [273458980] [2021-06-11 07:52:31,412 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-06-11 07:52:31,412 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 07:52:31,413 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-06-11 07:52:31,413 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=200, Invalid=352, Unknown=0, NotChecked=0, Total=552 [2021-06-11 07:52:31,414 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 145 out of 218 [2021-06-11 07:52:31,415 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 89 places, 73 transitions, 463 flow. Second operand has 13 states, 13 states have (on average 146.69230769230768) internal successors, (1907), 13 states have internal predecessors, (1907), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:52:31,415 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 07:52:31,415 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 145 of 218 [2021-06-11 07:52:31,415 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 07:52:35,760 INFO L129 PetriNetUnfolder]: 9964/32592 cut-off events. [2021-06-11 07:52:35,761 INFO L130 PetriNetUnfolder]: For 31621/31625 co-relation queries the response was YES. [2021-06-11 07:52:36,230 INFO L84 FinitePrefix]: Finished finitePrefix Result has 138263 conditions, 32592 events. 9964/32592 cut-off events. For 31621/31625 co-relation queries the response was YES. Maximal size of possible extension queue 1222. Compared 409330 event pairs, 7180 based on Foata normal form. 3/25819 useless extension candidates. Maximal degree in co-relation 72087. Up to 16622 conditions per place. [2021-06-11 07:52:36,414 INFO L132 encePairwiseOnDemand]: 208/218 looper letters, 26 selfloop transitions, 49 changer transitions 0/125 dead transitions. [2021-06-11 07:52:36,414 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 100 places, 125 transitions, 1041 flow [2021-06-11 07:52:36,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-11 07:52:36,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-06-11 07:52:36,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1964 transitions. [2021-06-11 07:52:36,416 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6930134086097389 [2021-06-11 07:52:36,416 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1964 transitions. [2021-06-11 07:52:36,416 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1964 transitions. [2021-06-11 07:52:36,417 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 07:52:36,417 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1964 transitions. [2021-06-11 07:52:36,418 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 151.07692307692307) internal successors, (1964), 13 states have internal predecessors, (1964), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:52:36,421 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 218.0) internal successors, (3052), 14 states have internal predecessors, (3052), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:52:36,421 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 218.0) internal successors, (3052), 14 states have internal predecessors, (3052), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:52:36,421 INFO L185 Difference]: Start difference. First operand has 89 places, 73 transitions, 463 flow. Second operand 13 states and 1964 transitions. [2021-06-11 07:52:36,421 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 100 places, 125 transitions, 1041 flow [2021-06-11 07:52:36,539 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 94 places, 125 transitions, 974 flow, removed 17 selfloop flow, removed 6 redundant places. [2021-06-11 07:52:36,540 INFO L241 Difference]: Finished difference. Result has 97 places, 106 transitions, 809 flow [2021-06-11 07:52:36,541 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=218, PETRI_DIFFERENCE_MINUEND_FLOW=408, PETRI_DIFFERENCE_MINUEND_PLACES=82, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=72, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=15, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=56, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=809, PETRI_PLACES=97, PETRI_TRANSITIONS=106} [2021-06-11 07:52:36,541 INFO L343 CegarLoopForPetriNet]: 71 programPoint places, 26 predicate places. [2021-06-11 07:52:36,541 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 07:52:36,541 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 97 places, 106 transitions, 809 flow [2021-06-11 07:52:36,541 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 97 places, 106 transitions, 809 flow [2021-06-11 07:52:36,542 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 97 places, 106 transitions, 809 flow [2021-06-11 07:52:41,438 INFO L129 PetriNetUnfolder]: 9964/32592 cut-off events. [2021-06-11 07:52:41,438 INFO L130 PetriNetUnfolder]: For 42886/42890 co-relation queries the response was YES. [2021-06-11 07:52:41,759 INFO L84 FinitePrefix]: Finished finitePrefix Result has 144127 conditions, 32592 events. 9964/32592 cut-off events. For 42886/42890 co-relation queries the response was YES. Maximal size of possible extension queue 1242. Compared 411069 event pairs, 7180 based on Foata normal form. 0/31624 useless extension candidates. Maximal degree in co-relation 69053. Up to 15820 conditions per place. [2021-06-11 07:52:42,491 INFO L151 LiptonReduction]: Number of co-enabled transitions 4254 [2021-06-11 07:52:42,495 INFO L163 LiptonReduction]: Checked pairs total: 3376 [2021-06-11 07:52:42,495 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 07:52:42,495 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 5954 [2021-06-11 07:52:42,496 INFO L480 AbstractCegarLoop]: Abstraction has has 97 places, 106 transitions, 809 flow [2021-06-11 07:52:42,496 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 146.69230769230768) internal successors, (1907), 13 states have internal predecessors, (1907), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:52:42,496 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 07:52:42,496 INFO L263 CegarLoopForPetriNet]: trace histogram [4, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 07:52:42,696 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60,29 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 07:52:42,697 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 07:52:42,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 07:52:42,697 INFO L82 PathProgramCache]: Analyzing trace with hash -2071829182, now seen corresponding path program 1 times [2021-06-11 07:52:42,697 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 07:52:42,697 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2107450055] [2021-06-11 07:52:42,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 07:52:42,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:52:42,714 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:42,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 07:52:42,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 07:52:42,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:42,758 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 7 proven. 15 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-06-11 07:52:42,758 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2107450055] [2021-06-11 07:52:42,758 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [197465925] [2021-06-11 07:52:42,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 30 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 30 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 07:52:42,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:52:42,871 INFO L263 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 10 conjunts are in the unsatisfiable core [2021-06-11 07:52:42,872 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 07:52:42,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,884 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:42,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:52:42,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:42,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,885 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:42,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:52:42,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:42,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,891 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:42,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:52:42,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:42,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,892 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:42,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:52:42,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:42,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,899 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:42,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:52:42,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:42,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,900 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:42,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:52:42,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:42,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,902 INFO L142 QuantifierPusher]: treesize reduction 1, result has 88.9 percent of original size [2021-06-11 07:52:42,903 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:42,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:42,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 07:52:42,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,904 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:42,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:42,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 07:52:42,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:52:42,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:42,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:42,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:42,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:42,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,949 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:42,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:52:42,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:52:42,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,951 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:42,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:52:42,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:52:42,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:42,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:42,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,963 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:42,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:52:42,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:52:42,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,964 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:42,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:52:42,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:52:42,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:42,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:42,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,976 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:42,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:52:42,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:52:42,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,978 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:42,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:52:42,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:52:42,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:42,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:42,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,992 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:42,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:42,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 07:52:42,993 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,993 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:42,993 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,993 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:42,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:42,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 07:52:42,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 07:52:42,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:42,997 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:42,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:42,997 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 10 proven. 12 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-06-11 07:52:42,997 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 07:52:42,997 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 15 [2021-06-11 07:52:42,998 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1272062348] [2021-06-11 07:52:42,999 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-06-11 07:52:42,999 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 07:52:43,000 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-06-11 07:52:43,000 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=175, Unknown=0, NotChecked=0, Total=240 [2021-06-11 07:52:43,001 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 145 out of 218 [2021-06-11 07:52:43,002 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 97 places, 106 transitions, 809 flow. Second operand has 16 states, 16 states have (on average 146.5) internal successors, (2344), 16 states have internal predecessors, (2344), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:52:43,002 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 07:52:43,002 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 145 of 218 [2021-06-11 07:52:43,002 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 07:52:47,644 INFO L129 PetriNetUnfolder]: 8666/31751 cut-off events. [2021-06-11 07:52:47,644 INFO L130 PetriNetUnfolder]: For 54284/54290 co-relation queries the response was YES. [2021-06-11 07:52:47,959 INFO L84 FinitePrefix]: Finished finitePrefix Result has 161131 conditions, 31751 events. 8666/31751 cut-off events. For 54284/54290 co-relation queries the response was YES. Maximal size of possible extension queue 1291. Compared 420029 event pairs, 7180 based on Foata normal form. 331/31234 useless extension candidates. Maximal degree in co-relation 75434. Up to 14560 conditions per place. [2021-06-11 07:52:48,103 INFO L132 encePairwiseOnDemand]: 210/218 looper letters, 32 selfloop transitions, 39 changer transitions 0/121 dead transitions. [2021-06-11 07:52:48,103 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 108 places, 121 transitions, 1073 flow [2021-06-11 07:52:48,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-11 07:52:48,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-06-11 07:52:48,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 1785 transitions. [2021-06-11 07:52:48,105 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6823394495412844 [2021-06-11 07:52:48,105 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 1785 transitions. [2021-06-11 07:52:48,105 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 1785 transitions. [2021-06-11 07:52:48,105 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 07:52:48,105 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 1785 transitions. [2021-06-11 07:52:48,107 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 148.75) internal successors, (1785), 12 states have internal predecessors, (1785), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:52:48,109 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 218.0) internal successors, (2834), 13 states have internal predecessors, (2834), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:52:48,109 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 218.0) internal successors, (2834), 13 states have internal predecessors, (2834), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:52:48,109 INFO L185 Difference]: Start difference. First operand has 97 places, 106 transitions, 809 flow. Second operand 12 states and 1785 transitions. [2021-06-11 07:52:48,109 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 108 places, 121 transitions, 1073 flow [2021-06-11 07:52:48,323 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 104 places, 121 transitions, 999 flow, removed 15 selfloop flow, removed 4 redundant places. [2021-06-11 07:52:48,325 INFO L241 Difference]: Finished difference. Result has 106 places, 114 transitions, 908 flow [2021-06-11 07:52:48,325 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=218, PETRI_DIFFERENCE_MINUEND_FLOW=752, PETRI_DIFFERENCE_MINUEND_PLACES=93, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=106, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=31, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=74, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=908, PETRI_PLACES=106, PETRI_TRANSITIONS=114} [2021-06-11 07:52:48,325 INFO L343 CegarLoopForPetriNet]: 71 programPoint places, 35 predicate places. [2021-06-11 07:52:48,326 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 07:52:48,326 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 106 places, 114 transitions, 908 flow [2021-06-11 07:52:48,326 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 106 places, 114 transitions, 908 flow [2021-06-11 07:52:48,326 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 106 places, 114 transitions, 908 flow [2021-06-11 07:52:52,070 INFO L129 PetriNetUnfolder]: 8666/31751 cut-off events. [2021-06-11 07:52:52,071 INFO L130 PetriNetUnfolder]: For 68303/68307 co-relation queries the response was YES. [2021-06-11 07:52:52,414 INFO L84 FinitePrefix]: Finished finitePrefix Result has 141705 conditions, 31751 events. 8666/31751 cut-off events. For 68303/68307 co-relation queries the response was YES. Maximal size of possible extension queue 1360. Compared 420248 event pairs, 7180 based on Foata normal form. 0/31751 useless extension candidates. Maximal degree in co-relation 66377. Up to 11286 conditions per place. [2021-06-11 07:52:53,286 INFO L151 LiptonReduction]: Number of co-enabled transitions 4530 [2021-06-11 07:52:53,301 INFO L163 LiptonReduction]: Checked pairs total: 3560 [2021-06-11 07:52:53,302 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 07:52:53,302 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 4976 [2021-06-11 07:52:53,302 INFO L480 AbstractCegarLoop]: Abstraction has has 106 places, 114 transitions, 908 flow [2021-06-11 07:52:53,302 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 146.5) internal successors, (2344), 16 states have internal predecessors, (2344), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:52:53,302 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 07:52:53,303 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 07:52:53,503 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61,30 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 07:52:53,503 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 07:52:53,503 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 07:52:53,503 INFO L82 PathProgramCache]: Analyzing trace with hash 2075017382, now seen corresponding path program 2 times [2021-06-11 07:52:53,503 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 07:52:53,504 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2101528464] [2021-06-11 07:52:53,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 07:52:53,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:52:53,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:53,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 07:52:53,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 07:52:53,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 07:52:53,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:53,535 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-06-11 07:52:53,536 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2101528464] [2021-06-11 07:52:53,536 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [725192833] [2021-06-11 07:52:53,536 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 31 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 31 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 07:52:53,660 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-11 07:52:53,660 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 07:52:53,661 INFO L263 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 10 conjunts are in the unsatisfiable core [2021-06-11 07:52:53,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 07:52:53,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-11 07:52:53,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:52:53,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:53,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:53,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:53,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:53,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:53,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:53,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:53,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:53,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:53,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:53,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,677 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:53,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:52:53,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:52:53,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,678 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:53,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:52:53,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:52:53,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:53,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:53,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:53,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:53,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:53,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:53,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:53,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:53,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:53,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:53,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,692 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:53,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:52:53,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:52:53,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,693 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:53,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:52:53,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:52:53,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:53,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:53,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:53,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:53,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:53,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:53,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:53,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:53,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:53,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:53,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:53,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:53,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:53,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:53,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:53,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:53,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:53,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:53,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:53,714 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:53,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:53,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:53,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,716 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:53,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:52:53,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:52:53,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,718 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:53,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:52:53,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:52:53,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:53,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:52:53,729 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-06-11 07:52:53,729 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:53,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:53,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 07:52:53,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,731 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:53,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,731 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:52:53,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:52:53,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 07:52:53,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 07:52:53,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:53,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:53,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:53,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:53,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:53,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:53,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:53,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:53,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:53,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:53,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:53,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:53,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:53,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:53,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:53,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:53,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:53,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:53,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:53,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:53,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:53,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:53,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:53,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:53,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:53,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:53,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:53,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:53,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:53,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:53,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:53,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:53,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:53,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:53,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:53,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:53,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:53,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:53,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:53,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:53,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:53,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:53,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:53,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:53,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:53,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:53,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:53,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:53,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:53,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:53,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:53,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:53,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:53,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:53,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:53,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:53,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:53,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:53,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:52:53,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:52:53,761 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-06-11 07:52:53,761 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 07:52:53,761 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 9 [2021-06-11 07:52:53,761 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [671747657] [2021-06-11 07:52:53,761 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-06-11 07:52:53,762 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 07:52:53,762 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-06-11 07:52:53,762 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2021-06-11 07:52:53,763 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 145 out of 218 [2021-06-11 07:52:53,763 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 106 places, 114 transitions, 908 flow. Second operand has 10 states, 10 states have (on average 147.1) internal successors, (1471), 10 states have internal predecessors, (1471), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:52:53,763 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 07:52:53,763 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 145 of 218 [2021-06-11 07:52:53,764 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 07:52:58,734 INFO L129 PetriNetUnfolder]: 8661/31719 cut-off events. [2021-06-11 07:52:58,734 INFO L130 PetriNetUnfolder]: For 79743/79749 co-relation queries the response was YES. [2021-06-11 07:52:59,066 INFO L84 FinitePrefix]: Finished finitePrefix Result has 164076 conditions, 31719 events. 8661/31719 cut-off events. For 79743/79749 co-relation queries the response was YES. Maximal size of possible extension queue 1291. Compared 419713 event pairs, 7175 based on Foata normal form. 1/31720 useless extension candidates. Maximal degree in co-relation 76954. Up to 22472 conditions per place. [2021-06-11 07:52:59,222 INFO L132 encePairwiseOnDemand]: 215/218 looper letters, 56 selfloop transitions, 5 changer transitions 0/111 dead transitions. [2021-06-11 07:52:59,222 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 111 places, 111 transitions, 986 flow [2021-06-11 07:52:59,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-11 07:52:59,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-06-11 07:52:59,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 888 transitions. [2021-06-11 07:52:59,224 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6788990825688074 [2021-06-11 07:52:59,224 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 888 transitions. [2021-06-11 07:52:59,224 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 888 transitions. [2021-06-11 07:52:59,224 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 07:52:59,224 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 888 transitions. [2021-06-11 07:52:59,225 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 148.0) internal successors, (888), 6 states have internal predecessors, (888), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:52:59,226 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 218.0) internal successors, (1526), 7 states have internal predecessors, (1526), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:52:59,226 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 218.0) internal successors, (1526), 7 states have internal predecessors, (1526), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:52:59,226 INFO L185 Difference]: Start difference. First operand has 106 places, 114 transitions, 908 flow. Second operand 6 states and 888 transitions. [2021-06-11 07:52:59,226 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 111 places, 111 transitions, 986 flow [2021-06-11 07:52:59,543 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 106 places, 111 transitions, 929 flow, removed 5 selfloop flow, removed 5 redundant places. [2021-06-11 07:52:59,544 INFO L241 Difference]: Finished difference. Result has 106 places, 109 transitions, 803 flow [2021-06-11 07:52:59,544 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=218, PETRI_DIFFERENCE_MINUEND_FLOW=793, PETRI_DIFFERENCE_MINUEND_PLACES=101, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=109, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=104, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=803, PETRI_PLACES=106, PETRI_TRANSITIONS=109} [2021-06-11 07:52:59,545 INFO L343 CegarLoopForPetriNet]: 71 programPoint places, 35 predicate places. [2021-06-11 07:52:59,545 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 07:52:59,545 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 106 places, 109 transitions, 803 flow [2021-06-11 07:52:59,545 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 106 places, 109 transitions, 803 flow [2021-06-11 07:52:59,545 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 106 places, 109 transitions, 803 flow [2021-06-11 07:53:03,178 INFO L129 PetriNetUnfolder]: 8661/31719 cut-off events. [2021-06-11 07:53:03,178 INFO L130 PetriNetUnfolder]: For 47999/48003 co-relation queries the response was YES. [2021-06-11 07:53:03,508 INFO L84 FinitePrefix]: Finished finitePrefix Result has 126505 conditions, 31719 events. 8661/31719 cut-off events. For 47999/48003 co-relation queries the response was YES. Maximal size of possible extension queue 1295. Compared 421427 event pairs, 7175 based on Foata normal form. 0/31719 useless extension candidates. Maximal degree in co-relation 126424. Up to 10836 conditions per place. [2021-06-11 07:53:04,236 INFO L151 LiptonReduction]: Number of co-enabled transitions 4476 [2021-06-11 07:53:04,260 INFO L163 LiptonReduction]: Checked pairs total: 3524 [2021-06-11 07:53:04,260 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 07:53:04,261 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 4716 [2021-06-11 07:53:04,261 INFO L480 AbstractCegarLoop]: Abstraction has has 106 places, 109 transitions, 803 flow [2021-06-11 07:53:04,261 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 147.1) internal successors, (1471), 10 states have internal predecessors, (1471), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:53:04,261 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 07:53:04,261 INFO L263 CegarLoopForPetriNet]: trace histogram [4, 4, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 07:53:04,462 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62,31 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 07:53:04,462 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 07:53:04,462 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 07:53:04,462 INFO L82 PathProgramCache]: Analyzing trace with hash 720158869, now seen corresponding path program 1 times [2021-06-11 07:53:04,462 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 07:53:04,463 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1500280815] [2021-06-11 07:53:04,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 07:53:04,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:53:04,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:04,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:04,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:04,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:04,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:04,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:04,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 07:53:04,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 07:53:04,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 07:53:04,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:04,538 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 5 proven. 26 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-06-11 07:53:04,538 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1500280815] [2021-06-11 07:53:04,539 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [163141735] [2021-06-11 07:53:04,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 32 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 32 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 07:53:04,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:53:04,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 10 conjunts are in the unsatisfiable core [2021-06-11 07:53:04,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 07:53:04,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:04,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:04,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:04,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:04,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:04,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:04,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:04,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:04,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:04,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:04,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:04,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:04,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,681 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:53:04,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:53:04,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:53:04,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,682 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:53:04,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:53:04,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:53:04,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:04,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:04,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:04,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:04,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:04,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:04,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:04,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:04,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:04,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:04,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,689 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:53:04,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:53:04,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:53:04,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,691 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:53:04,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:53:04,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:53:04,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:04,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:04,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:04,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:04,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:04,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:04,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:04,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:04,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:04,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:04,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,699 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:53:04,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:53:04,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:53:04,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,701 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:53:04,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:53:04,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:53:04,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:04,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:04,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:04,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:04,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:04,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:04,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:04,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:04,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:04,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:04,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:04,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:04,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:04,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:04,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:04,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,710 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:53:04,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:04,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 07:53:04,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:04,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:04,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:04,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:04,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:04,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:04,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:04,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:04,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:04,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:04,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:04,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:04,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:04,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:04,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:04,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:04,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:04,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:04,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:04,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:04,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:04,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:04,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:04,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:04,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:04,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:04,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:04,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:04,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:04,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:04,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:04,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:04,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:04,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:04,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,743 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:53:04,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:53:04,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:53:04,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,744 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:53:04,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:53:04,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:53:04,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:04,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:04,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:04,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:04,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:04,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:04,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:04,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:04,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:04,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:04,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,763 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:53:04,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:53:04,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:53:04,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,765 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:53:04,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:53:04,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:53:04,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:04,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:04,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:04,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:04,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:04,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:04,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:04,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:04,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:04,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:04,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:04,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:04,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:04,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:04,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:04,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:04,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:04,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:04,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:04,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:04,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:04,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:04,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,791 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:53:04,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:53:04,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:53:04,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,792 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:53:04,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:53:04,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:53:04,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:04,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:04,807 INFO L142 QuantifierPusher]: treesize reduction 1, result has 91.7 percent of original size [2021-06-11 07:53:04,808 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:53:04,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:04,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 07:53:04,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,809 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:53:04,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,810 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:53:04,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:04,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 07:53:04,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 07:53:04,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:04,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:04,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:04,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:04,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:04,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:04,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:04,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:04,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:04,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:04,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:04,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:04,818 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 12 proven. 19 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-06-11 07:53:04,818 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 07:53:04,818 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 15 [2021-06-11 07:53:04,819 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [125297162] [2021-06-11 07:53:04,819 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-06-11 07:53:04,819 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 07:53:04,819 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-06-11 07:53:04,819 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=172, Unknown=0, NotChecked=0, Total=240 [2021-06-11 07:53:04,821 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 145 out of 218 [2021-06-11 07:53:04,822 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 106 places, 109 transitions, 803 flow. Second operand has 16 states, 16 states have (on average 146.875) internal successors, (2350), 16 states have internal predecessors, (2350), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:53:04,822 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 07:53:04,822 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 145 of 218 [2021-06-11 07:53:04,822 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 07:53:09,333 INFO L129 PetriNetUnfolder]: 8661/29226 cut-off events. [2021-06-11 07:53:09,333 INFO L130 PetriNetUnfolder]: For 57977/57982 co-relation queries the response was YES. [2021-06-11 07:53:09,618 INFO L84 FinitePrefix]: Finished finitePrefix Result has 137507 conditions, 29226 events. 8661/29226 cut-off events. For 57977/57982 co-relation queries the response was YES. Maximal size of possible extension queue 1228. Compared 370979 event pairs, 7175 based on Foata normal form. 1177/30403 useless extension candidates. Maximal degree in co-relation 137416. Up to 13365 conditions per place. [2021-06-11 07:53:09,725 INFO L132 encePairwiseOnDemand]: 209/218 looper letters, 16 selfloop transitions, 41 changer transitions 0/107 dead transitions. [2021-06-11 07:53:09,726 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 108 places, 107 transitions, 905 flow [2021-06-11 07:53:09,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-11 07:53:09,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-06-11 07:53:09,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 1191 transitions. [2021-06-11 07:53:09,728 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6829128440366973 [2021-06-11 07:53:09,728 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 1191 transitions. [2021-06-11 07:53:09,728 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 1191 transitions. [2021-06-11 07:53:09,728 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 07:53:09,728 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 1191 transitions. [2021-06-11 07:53:09,729 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 148.875) internal successors, (1191), 8 states have internal predecessors, (1191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:53:09,730 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 218.0) internal successors, (1962), 9 states have internal predecessors, (1962), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:53:09,730 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 218.0) internal successors, (1962), 9 states have internal predecessors, (1962), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:53:09,730 INFO L185 Difference]: Start difference. First operand has 106 places, 109 transitions, 803 flow. Second operand 8 states and 1191 transitions. [2021-06-11 07:53:09,730 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 108 places, 107 transitions, 905 flow [2021-06-11 07:53:09,888 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 102 places, 107 transitions, 885 flow, removed 0 selfloop flow, removed 6 redundant places. [2021-06-11 07:53:09,890 INFO L241 Difference]: Finished difference. Result has 103 places, 105 transitions, 880 flow [2021-06-11 07:53:09,890 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=218, PETRI_DIFFERENCE_MINUEND_FLOW=743, PETRI_DIFFERENCE_MINUEND_PLACES=95, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=103, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=39, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=62, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=880, PETRI_PLACES=103, PETRI_TRANSITIONS=105} [2021-06-11 07:53:09,890 INFO L343 CegarLoopForPetriNet]: 71 programPoint places, 32 predicate places. [2021-06-11 07:53:09,890 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 07:53:09,891 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 103 places, 105 transitions, 880 flow [2021-06-11 07:53:09,891 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 103 places, 105 transitions, 880 flow [2021-06-11 07:53:09,891 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 103 places, 105 transitions, 880 flow [2021-06-11 07:53:13,180 INFO L129 PetriNetUnfolder]: 8661/29226 cut-off events. [2021-06-11 07:53:13,180 INFO L130 PetriNetUnfolder]: For 62822/62826 co-relation queries the response was YES. [2021-06-11 07:53:13,507 INFO L84 FinitePrefix]: Finished finitePrefix Result has 126753 conditions, 29226 events. 8661/29226 cut-off events. For 62822/62826 co-relation queries the response was YES. Maximal size of possible extension queue 1233. Compared 372912 event pairs, 7175 based on Foata normal form. 0/29226 useless extension candidates. Maximal degree in co-relation 57941. Up to 10507 conditions per place. [2021-06-11 07:53:14,207 INFO L151 LiptonReduction]: Number of co-enabled transitions 4194 [2021-06-11 07:53:14,211 INFO L163 LiptonReduction]: Checked pairs total: 3336 [2021-06-11 07:53:14,212 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 07:53:14,212 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 4322 [2021-06-11 07:53:14,212 INFO L480 AbstractCegarLoop]: Abstraction has has 103 places, 105 transitions, 880 flow [2021-06-11 07:53:14,213 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 146.875) internal successors, (2350), 16 states have internal predecessors, (2350), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:53:14,213 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 07:53:14,213 INFO L263 CegarLoopForPetriNet]: trace histogram [4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 07:53:14,416 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable63,32 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 07:53:14,417 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 07:53:14,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 07:53:14,417 INFO L82 PathProgramCache]: Analyzing trace with hash -643217707, now seen corresponding path program 1 times [2021-06-11 07:53:14,417 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 07:53:14,417 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [605786862] [2021-06-11 07:53:14,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 07:53:14,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:53:14,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:14,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 07:53:14,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 07:53:14,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 07:53:14,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 07:53:14,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,470 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-06-11 07:53:14,471 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [605786862] [2021-06-11 07:53:14,471 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [374758398] [2021-06-11 07:53:14,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 33 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 33 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 07:53:14,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:53:14,595 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 11 conjunts are in the unsatisfiable core [2021-06-11 07:53:14,596 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 07:53:14,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-11 07:53:14,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:53:14,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:53:14,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:53:14,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:53:14,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:53:14,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:53:14,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:53:14,611 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:53:14,611 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:53:14,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:53:14,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:53:14,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,614 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:53:14,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:53:14,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:53:14,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,615 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:53:14,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:53:14,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:53:14,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:53:14,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:53:14,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:53:14,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:53:14,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:53:14,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:53:14,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:53:14,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:53:14,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:53:14,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:53:14,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,631 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:53:14,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:53:14,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:53:14,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,632 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:53:14,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:53:14,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:53:14,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:53:14,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:53:14,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:53:14,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:53:14,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:53:14,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:53:14,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:53:14,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:53:14,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:53:14,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:53:14,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,649 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:53:14,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:53:14,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:53:14,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,650 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:53:14,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:53:14,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:53:14,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:53:14,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:53:14,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:53:14,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:53:14,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:53:14,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:53:14,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:53:14,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:53:14,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:53:14,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:53:14,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:53:14,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:53:14,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:53:14,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:53:14,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:53:14,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:53:14,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:53:14,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:53:14,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:53:14,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:53:14,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:53:14,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:53:14,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,672 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:53:14,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:53:14,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:53:14,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,673 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:53:14,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:53:14,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 07:53:14,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:53:14,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:53:14,685 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-06-11 07:53:14,685 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:53:14,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:14,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 07:53:14,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,687 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:53:14,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,687 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:53:14,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:14,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 07:53:14,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 07:53:14,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,714 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,714 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,833 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 1 [2021-06-11 07:53:14,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:14,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:14,837 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-06-11 07:53:14,837 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 07:53:14,838 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 11 [2021-06-11 07:53:14,838 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2096429577] [2021-06-11 07:53:14,838 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-06-11 07:53:14,838 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 07:53:14,838 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-06-11 07:53:14,838 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=77, Unknown=0, NotChecked=0, Total=132 [2021-06-11 07:53:14,839 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 145 out of 218 [2021-06-11 07:53:14,840 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 103 places, 105 transitions, 880 flow. Second operand has 12 states, 12 states have (on average 147.08333333333334) internal successors, (1765), 12 states have internal predecessors, (1765), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:53:14,840 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 07:53:14,840 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 145 of 218 [2021-06-11 07:53:14,840 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 07:53:19,027 INFO L129 PetriNetUnfolder]: 8643/29161 cut-off events. [2021-06-11 07:53:19,027 INFO L130 PetriNetUnfolder]: For 75974/75979 co-relation queries the response was YES. [2021-06-11 07:53:19,357 INFO L84 FinitePrefix]: Finished finitePrefix Result has 146483 conditions, 29161 events. 8643/29161 cut-off events. For 75974/75979 co-relation queries the response was YES. Maximal size of possible extension queue 1226. Compared 370616 event pairs, 7158 based on Foata normal form. 1/29162 useless extension candidates. Maximal degree in co-relation 67017. Up to 17924 conditions per place. [2021-06-11 07:53:19,636 INFO L132 encePairwiseOnDemand]: 212/218 looper letters, 30 selfloop transitions, 26 changer transitions 0/106 dead transitions. [2021-06-11 07:53:19,636 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 110 places, 106 transitions, 995 flow [2021-06-11 07:53:19,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-11 07:53:19,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-06-11 07:53:19,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 1180 transitions. [2021-06-11 07:53:19,637 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.676605504587156 [2021-06-11 07:53:19,638 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 1180 transitions. [2021-06-11 07:53:19,638 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 1180 transitions. [2021-06-11 07:53:19,638 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 07:53:19,638 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 1180 transitions. [2021-06-11 07:53:19,639 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 147.5) internal successors, (1180), 8 states have internal predecessors, (1180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:53:19,640 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 218.0) internal successors, (1962), 9 states have internal predecessors, (1962), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:53:19,641 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 218.0) internal successors, (1962), 9 states have internal predecessors, (1962), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:53:19,641 INFO L185 Difference]: Start difference. First operand has 103 places, 105 transitions, 880 flow. Second operand 8 states and 1180 transitions. [2021-06-11 07:53:19,641 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 110 places, 106 transitions, 995 flow [2021-06-11 07:53:19,849 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 105 places, 106 transitions, 955 flow, removed 2 selfloop flow, removed 5 redundant places. [2021-06-11 07:53:19,850 INFO L241 Difference]: Finished difference. Result has 106 places, 105 transitions, 915 flow [2021-06-11 07:53:19,850 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=218, PETRI_DIFFERENCE_MINUEND_FLOW=826, PETRI_DIFFERENCE_MINUEND_PLACES=98, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=104, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=25, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=78, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=915, PETRI_PLACES=106, PETRI_TRANSITIONS=105} [2021-06-11 07:53:19,850 INFO L343 CegarLoopForPetriNet]: 71 programPoint places, 35 predicate places. [2021-06-11 07:53:19,850 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 07:53:19,852 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 106 places, 105 transitions, 915 flow [2021-06-11 07:53:19,852 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 106 places, 105 transitions, 915 flow [2021-06-11 07:53:19,853 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 106 places, 105 transitions, 915 flow [2021-06-11 07:53:23,207 INFO L129 PetriNetUnfolder]: 8643/29161 cut-off events. [2021-06-11 07:53:23,207 INFO L130 PetriNetUnfolder]: For 83867/83870 co-relation queries the response was YES. [2021-06-11 07:53:23,524 INFO L84 FinitePrefix]: Finished finitePrefix Result has 127702 conditions, 29161 events. 8643/29161 cut-off events. For 83867/83870 co-relation queries the response was YES. Maximal size of possible extension queue 1229. Compared 372670 event pairs, 7158 based on Foata normal form. 0/29161 useless extension candidates. Maximal degree in co-relation 58522. Up to 10503 conditions per place. [2021-06-11 07:53:24,164 INFO L151 LiptonReduction]: Number of co-enabled transitions 4194 [2021-06-11 07:53:24,168 INFO L163 LiptonReduction]: Checked pairs total: 3336 [2021-06-11 07:53:24,169 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 07:53:24,169 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 4319 [2021-06-11 07:53:24,169 INFO L480 AbstractCegarLoop]: Abstraction has has 106 places, 105 transitions, 915 flow [2021-06-11 07:53:24,169 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 147.08333333333334) internal successors, (1765), 12 states have internal predecessors, (1765), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:53:24,169 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 07:53:24,169 INFO L263 CegarLoopForPetriNet]: trace histogram [5, 5, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 07:53:24,373 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable64 [2021-06-11 07:53:24,373 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 07:53:24,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 07:53:24,374 INFO L82 PathProgramCache]: Analyzing trace with hash 789121635, now seen corresponding path program 1 times [2021-06-11 07:53:24,374 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 07:53:24,374 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1812524264] [2021-06-11 07:53:24,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 07:53:24,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:53:24,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:24,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:24,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:24,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:24,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:24,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:24,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 07:53:24,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 07:53:24,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 07:53:24,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 07:53:24,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:24,457 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 12 proven. 39 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-06-11 07:53:24,457 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1812524264] [2021-06-11 07:53:24,457 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1658159174] [2021-06-11 07:53:24,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 34 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 34 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 07:53:24,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 07:53:24,576 INFO L263 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 12 conjunts are in the unsatisfiable core [2021-06-11 07:53:24,579 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 07:53:24,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:24,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:24,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:24,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:24,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:24,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:24,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:24,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:24,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:24,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:24,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:24,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:24,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,592 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:53:24,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:53:24,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:53:24,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,594 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:53:24,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:53:24,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:53:24,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:24,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:24,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:24,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:24,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:24,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:24,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:24,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:24,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:24,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:24,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,600 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:53:24,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:53:24,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:53:24,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,602 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:53:24,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:53:24,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:53:24,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:24,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:24,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:24,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:24,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:24,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:24,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:24,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:24,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:24,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:24,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,610 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:53:24,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:53:24,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:53:24,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,613 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:53:24,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:53:24,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:53:24,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:24,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:24,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:24,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:24,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:24,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:24,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:24,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:24,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:24,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:24,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,619 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:53:24,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:53:24,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:53:24,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,620 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:53:24,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:53:24,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 07:53:24,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:24,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:24,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,623 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:53:24,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 07:53:24,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:24,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:24,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:24,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:24,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:24,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:24,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:24,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:24,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:24,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 07:53:24,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,655 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:53:24,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:53:24,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:53:24,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,657 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:53:24,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:53:24,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:53:24,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,680 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:53:24,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:53:24,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:53:24,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,681 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:53:24,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:53:24,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:53:24,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,705 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:53:24,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:53:24,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:53:24,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,706 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:53:24,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:53:24,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:53:24,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,734 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:53:24,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:53:24,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:53:24,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,736 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:53:24,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 07:53:24,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 07:53:24,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,754 INFO L142 QuantifierPusher]: treesize reduction 1, result has 91.7 percent of original size [2021-06-11 07:53:24,754 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:53:24,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 07:53:24,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,756 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:53:24,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,756 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 07:53:24,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 07:53:24,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 07:53:24,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 07:53:24,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:24,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:24,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:24,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:24,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:24,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:24,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:24,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:24,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:24,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:24,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:24,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:24,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:24,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 07:53:24,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 07:53:24,765 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 22 proven. 29 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-06-11 07:53:24,766 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 07:53:24,766 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 18 [2021-06-11 07:53:24,766 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [965198457] [2021-06-11 07:53:24,766 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-06-11 07:53:24,766 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 07:53:24,766 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-06-11 07:53:24,767 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=249, Unknown=0, NotChecked=0, Total=342 [2021-06-11 07:53:24,768 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 145 out of 218 [2021-06-11 07:53:24,770 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 106 places, 105 transitions, 915 flow. Second operand has 19 states, 19 states have (on average 146.89473684210526) internal successors, (2791), 19 states have internal predecessors, (2791), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:53:24,770 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 07:53:24,770 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 145 of 218 [2021-06-11 07:53:24,770 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 07:53:27,903 INFO L129 PetriNetUnfolder]: 7544/24492 cut-off events. [2021-06-11 07:53:27,903 INFO L130 PetriNetUnfolder]: For 96857/96861 co-relation queries the response was YES. [2021-06-11 07:53:28,033 INFO L84 FinitePrefix]: Finished finitePrefix Result has 120239 conditions, 24492 events. 7544/24492 cut-off events. For 96857/96861 co-relation queries the response was YES. Maximal size of possible extension queue 1145. Compared 298890 event pairs, 7158 based on Foata normal form. 1099/25591 useless extension candidates. Maximal degree in co-relation 52045. Up to 9168 conditions per place. [2021-06-11 07:53:28,105 INFO L132 encePairwiseOnDemand]: 209/218 looper letters, 16 selfloop transitions, 40 changer transitions 0/106 dead transitions. [2021-06-11 07:53:28,105 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 114 places, 106 transitions, 1034 flow [2021-06-11 07:53:28,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-11 07:53:28,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-06-11 07:53:28,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1341 transitions. [2021-06-11 07:53:28,107 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6834862385321101 [2021-06-11 07:53:28,107 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1341 transitions. [2021-06-11 07:53:28,107 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1341 transitions. [2021-06-11 07:53:28,107 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 07:53:28,107 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1341 transitions. [2021-06-11 07:53:28,108 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 149.0) internal successors, (1341), 9 states have internal predecessors, (1341), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:53:28,109 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 218.0) internal successors, (2180), 10 states have internal predecessors, (2180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:53:28,109 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 218.0) internal successors, (2180), 10 states have internal predecessors, (2180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:53:28,109 INFO L185 Difference]: Start difference. First operand has 106 places, 105 transitions, 915 flow. Second operand 9 states and 1341 transitions. [2021-06-11 07:53:28,109 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 114 places, 106 transitions, 1034 flow [2021-06-11 07:53:28,246 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 110 places, 106 transitions, 1024 flow, removed 1 selfloop flow, removed 4 redundant places. [2021-06-11 07:53:28,247 INFO L241 Difference]: Finished difference. Result has 111 places, 104 transitions, 1010 flow [2021-06-11 07:53:28,247 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=218, PETRI_DIFFERENCE_MINUEND_FLOW=885, PETRI_DIFFERENCE_MINUEND_PLACES=102, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=103, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=39, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=63, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=1010, PETRI_PLACES=111, PETRI_TRANSITIONS=104} [2021-06-11 07:53:28,247 INFO L343 CegarLoopForPetriNet]: 71 programPoint places, 40 predicate places. [2021-06-11 07:53:28,247 INFO L168 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-06-11 07:53:28,247 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 111 places, 104 transitions, 1010 flow [2021-06-11 07:53:28,247 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 111 places, 104 transitions, 1010 flow [2021-06-11 07:53:28,248 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 111 places, 104 transitions, 1010 flow [2021-06-11 07:53:31,075 INFO L129 PetriNetUnfolder]: 7544/24492 cut-off events. [2021-06-11 07:53:31,075 INFO L130 PetriNetUnfolder]: For 107595/107598 co-relation queries the response was YES. [2021-06-11 07:53:31,182 INFO L84 FinitePrefix]: Finished finitePrefix Result has 114739 conditions, 24492 events. 7544/24492 cut-off events. For 107595/107598 co-relation queries the response was YES. Maximal size of possible extension queue 1154. Compared 300303 event pairs, 7158 based on Foata normal form. 0/24492 useless extension candidates. Maximal degree in co-relation 49634. Up to 9168 conditions per place. [2021-06-11 07:53:31,491 INFO L151 LiptonReduction]: Number of co-enabled transitions 4134 [2021-06-11 07:53:31,515 INFO L163 LiptonReduction]: Checked pairs total: 3296 [2021-06-11 07:53:31,515 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 07:53:31,515 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 3268 [2021-06-11 07:53:31,516 INFO L480 AbstractCegarLoop]: Abstraction has has 111 places, 104 transitions, 1010 flow [2021-06-11 07:53:31,516 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 146.89473684210526) internal successors, (2791), 19 states have internal predecessors, (2791), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 07:53:31,516 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 07:53:31,516 INFO L263 CegarLoopForPetriNet]: trace histogram [5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 07:53:31,716 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable65,34 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 07:53:31,717 INFO L428 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 07:53:31,717 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 07:53:31,717 INFO L82 PathProgramCache]: Analyzing trace with hash 1068310433, now seen corresponding path program 1 times [2021-06-11 07:53:31,717 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 07:53:31,717 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1768296458] [2021-06-11 07:53:31,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 07:53:31,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-11 07:53:31,737 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-11 07:53:31,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-11 07:53:31,748 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-11 07:53:31,756 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-06-11 07:53:31,756 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-06-11 07:53:31,756 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable66 [2021-06-11 07:53:31,913 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.06 07:53:31 BasicIcfg [2021-06-11 07:53:31,913 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-11 07:53:31,913 INFO L168 Benchmark]: Toolchain (without parser) took 148160.74 ms. Allocated memory was 358.6 MB in the beginning and 13.9 GB in the end (delta: 13.6 GB). Free memory was 321.2 MB in the beginning and 8.5 GB in the end (delta: -8.1 GB). Peak memory consumption was 5.4 GB. Max. memory is 16.0 GB. [2021-06-11 07:53:31,913 INFO L168 Benchmark]: CDTParser took 0.09 ms. Allocated memory is still 358.6 MB. Free memory is still 339.2 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-06-11 07:53:31,914 INFO L168 Benchmark]: CACSL2BoogieTranslator took 379.59 ms. Allocated memory is still 358.6 MB. Free memory was 321.0 MB in the beginning and 321.0 MB in the end (delta: 43.0 kB). Peak memory consumption was 7.3 MB. Max. memory is 16.0 GB. [2021-06-11 07:53:31,914 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.07 ms. Allocated memory is still 358.6 MB. Free memory was 321.0 MB in the beginning and 318.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-11 07:53:31,914 INFO L168 Benchmark]: Boogie Preprocessor took 17.39 ms. Allocated memory is still 358.6 MB. Free memory was 318.9 MB in the beginning and 317.8 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-11 07:53:31,914 INFO L168 Benchmark]: RCFGBuilder took 409.92 ms. Allocated memory is still 358.6 MB. Free memory was 317.8 MB in the beginning and 292.7 MB in the end (delta: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.0 GB. [2021-06-11 07:53:31,914 INFO L168 Benchmark]: TraceAbstraction took 147319.25 ms. Allocated memory was 358.6 MB in the beginning and 13.9 GB in the end (delta: 13.6 GB). Free memory was 291.6 MB in the beginning and 8.5 GB in the end (delta: -8.2 GB). Peak memory consumption was 5.4 GB. Max. memory is 16.0 GB. [2021-06-11 07:53:31,914 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09 ms. Allocated memory is still 358.6 MB. Free memory is still 339.2 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 379.59 ms. Allocated memory is still 358.6 MB. Free memory was 321.0 MB in the beginning and 321.0 MB in the end (delta: 43.0 kB). Peak memory consumption was 7.3 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 26.07 ms. Allocated memory is still 358.6 MB. Free memory was 321.0 MB in the beginning and 318.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 17.39 ms. Allocated memory is still 358.6 MB. Free memory was 318.9 MB in the beginning and 317.8 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.0 GB. * RCFGBuilder took 409.92 ms. Allocated memory is still 358.6 MB. Free memory was 317.8 MB in the beginning and 292.7 MB in the end (delta: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.0 GB. * TraceAbstraction took 147319.25 ms. Allocated memory was 358.6 MB in the beginning and 13.9 GB in the end (delta: 13.6 GB). Free memory was 291.6 MB in the beginning and 8.5 GB in the end (delta: -8.2 GB). Peak memory consumption was 5.4 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 2948.5ms, 65 PlacesBefore, 15 PlacesAfterwards, 68 TransitionsBefore, 14 TransitionsAfterwards, 300 CoEnabledTransitionPairs, 7 FixpointIterations, 29 TrivialSequentialCompositions, 23 ConcurrentSequentialCompositions, 1 TrivialYvCompositions, 4 ConcurrentYvCompositions, 4 ChoiceCompositions, 61 TotalNumberOfCompositions, 207 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 188, positive: 184, positive conditional: 0, positive unconditional: 184, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 176, positive: 172, positive conditional: 0, positive unconditional: 172, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 176, positive: 172, positive conditional: 0, positive unconditional: 172, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 176, positive: 172, positive conditional: 0, positive unconditional: 172, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 4, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 20, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 188, positive: 12, positive conditional: 0, positive unconditional: 12, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 176, unknown conditional: 0, unknown unconditional: 176] , Statistics on independence cache: Total cache size (in pairs): 297, Positive cache size: 293, Positive conditional cache size: 0, Positive unconditional cache size: 293, Negative cache size: 4, Negative conditional cache size: 0, Negative unconditional cache size: 4 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 10.4ms, 18 PlacesBefore, 17 PlacesAfterwards, 13 TransitionsBefore, 13 TransitionsAfterwards, 16 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): 297, Positive cache size: 293, Positive conditional cache size: 0, Positive unconditional cache size: 293, Negative cache size: 4, Negative conditional cache size: 0, Negative unconditional cache size: 4 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 2706.5ms, 73 PlacesBefore, 23 PlacesAfterwards, 75 TransitionsBefore, 21 TransitionsAfterwards, 760 CoEnabledTransitionPairs, 7 FixpointIterations, 26 TrivialSequentialCompositions, 26 ConcurrentSequentialCompositions, 1 TrivialYvCompositions, 4 ConcurrentYvCompositions, 4 ChoiceCompositions, 61 TotalNumberOfCompositions, 1413 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 883, positive: 826, positive conditional: 0, positive unconditional: 826, negative: 57, negative conditional: 0, negative unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 515, positive: 495, positive conditional: 0, positive unconditional: 495, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 515, positive: 495, positive conditional: 0, positive unconditional: 495, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 515, positive: 493, positive conditional: 0, positive unconditional: 493, negative: 22, negative conditional: 0, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 22, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 89, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 81, negative conditional: 0, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 883, positive: 331, positive conditional: 0, positive unconditional: 331, negative: 37, negative conditional: 0, negative unconditional: 37, unknown: 515, unknown conditional: 0, unknown unconditional: 515] , Statistics on independence cache: Total cache size (in pairs): 865, Positive cache size: 845, Positive conditional cache size: 0, Positive unconditional cache size: 845, Negative cache size: 20, Negative conditional cache size: 0, Negative unconditional cache size: 20 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 4.9ms, 26 PlacesBefore, 25 PlacesAfterwards, 21 TransitionsBefore, 21 TransitionsAfterwards, 150 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 112 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 36, positive: 28, positive conditional: 0, positive unconditional: 28, negative: 8, negative conditional: 0, negative unconditional: 8, 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: 36, positive: 28, positive conditional: 0, positive unconditional: 28, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 865, Positive cache size: 845, Positive conditional cache size: 0, Positive unconditional cache size: 845, Negative cache size: 20, Negative conditional cache size: 0, Negative unconditional cache size: 20 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 4.7ms, 28 PlacesBefore, 28 PlacesAfterwards, 23 TransitionsBefore, 23 TransitionsAfterwards, 162 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 120 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 29, positive: 21, positive conditional: 0, positive unconditional: 21, negative: 8, negative conditional: 0, negative unconditional: 8, 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: 29, positive: 21, positive conditional: 0, positive unconditional: 21, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 865, Positive cache size: 845, Positive conditional cache size: 0, Positive unconditional cache size: 845, Negative cache size: 20, Negative conditional cache size: 0, Negative unconditional cache size: 20 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 2743.5ms, 81 PlacesBefore, 29 PlacesAfterwards, 82 TransitionsBefore, 26 TransitionsAfterwards, 1260 CoEnabledTransitionPairs, 7 FixpointIterations, 28 TrivialSequentialCompositions, 29 ConcurrentSequentialCompositions, 2 TrivialYvCompositions, 4 ConcurrentYvCompositions, 4 ChoiceCompositions, 67 TotalNumberOfCompositions, 2377 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 1134, positive: 1054, positive conditional: 0, positive unconditional: 1054, negative: 80, negative conditional: 0, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 700, positive: 674, positive conditional: 0, positive unconditional: 674, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 700, positive: 674, positive conditional: 0, positive unconditional: 674, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 700, positive: 670, positive conditional: 0, positive unconditional: 670, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 30, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 98, positive: 13, positive conditional: 0, positive unconditional: 13, negative: 85, negative conditional: 0, negative unconditional: 85, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1134, positive: 380, positive conditional: 0, positive unconditional: 380, negative: 54, negative conditional: 0, negative unconditional: 54, unknown: 700, unknown conditional: 0, unknown unconditional: 700] , Statistics on independence cache: Total cache size (in pairs): 1013, Positive cache size: 987, Positive conditional cache size: 0, Positive unconditional cache size: 987, Negative cache size: 26, Negative conditional cache size: 0, Negative unconditional cache size: 26 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 8.7ms, 32 PlacesBefore, 31 PlacesAfterwards, 26 TransitionsBefore, 26 TransitionsAfterwards, 276 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 220 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 60, positive: 48, positive conditional: 0, positive unconditional: 48, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 60, positive: 47, positive conditional: 0, positive unconditional: 47, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 1, unknown conditional: 0, unknown unconditional: 1] , Statistics on independence cache: Total cache size (in pairs): 1014, Positive cache size: 988, Positive conditional cache size: 0, Positive unconditional cache size: 988, Negative cache size: 26, Negative conditional cache size: 0, Negative unconditional cache size: 26 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 12.1ms, 34 PlacesBefore, 34 PlacesAfterwards, 28 TransitionsBefore, 28 TransitionsAfterwards, 312 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 244 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 78, positive: 66, positive conditional: 0, positive unconditional: 66, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7, positive: 7, positive conditional: 0, positive unconditional: 7, 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: 7, positive: 7, positive conditional: 0, positive unconditional: 7, 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: 7, positive: 7, positive conditional: 0, positive unconditional: 7, 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: 78, positive: 59, positive conditional: 0, positive unconditional: 59, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 7, unknown conditional: 0, unknown unconditional: 7] , Statistics on independence cache: Total cache size (in pairs): 1021, Positive cache size: 995, Positive conditional cache size: 0, Positive unconditional cache size: 995, Negative cache size: 26, Negative conditional cache size: 0, Negative unconditional cache size: 26 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 2878.8ms, 89 PlacesBefore, 35 PlacesAfterwards, 89 TransitionsBefore, 31 TransitionsAfterwards, 1840 CoEnabledTransitionPairs, 7 FixpointIterations, 28 TrivialSequentialCompositions, 31 ConcurrentSequentialCompositions, 1 TrivialYvCompositions, 4 ConcurrentYvCompositions, 4 ChoiceCompositions, 68 TotalNumberOfCompositions, 3986 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 1251, positive: 1140, positive conditional: 0, positive unconditional: 1140, negative: 111, negative conditional: 0, negative unconditional: 111, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 908, positive: 871, positive conditional: 0, positive unconditional: 871, negative: 37, negative conditional: 0, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 908, positive: 871, positive conditional: 0, positive unconditional: 871, negative: 37, negative conditional: 0, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 908, positive: 871, positive conditional: 0, positive unconditional: 871, negative: 37, negative conditional: 0, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 37, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 37, negative conditional: 0, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 129, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 129, negative conditional: 0, negative unconditional: 129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1251, positive: 269, positive conditional: 0, positive unconditional: 269, negative: 74, negative conditional: 0, negative unconditional: 74, unknown: 908, unknown conditional: 0, unknown unconditional: 908] , Statistics on independence cache: Total cache size (in pairs): 1331, Positive cache size: 1294, Positive conditional cache size: 0, Positive unconditional cache size: 1294, Negative cache size: 37, Negative conditional cache size: 0, Negative unconditional cache size: 37 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 9.9ms, 38 PlacesBefore, 37 PlacesAfterwards, 31 TransitionsBefore, 31 TransitionsAfterwards, 438 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 364 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 32, positive: 16, positive conditional: 0, positive unconditional: 16, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 32, positive: 16, positive conditional: 0, positive unconditional: 16, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1331, Positive cache size: 1294, Positive conditional cache size: 0, Positive unconditional cache size: 1294, Negative cache size: 37, Negative conditional cache size: 0, Negative unconditional cache size: 37 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 47.6ms, 40 PlacesBefore, 40 PlacesAfterwards, 33 TransitionsBefore, 33 TransitionsAfterwards, 486 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 396 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 27, positive: 11, positive conditional: 0, positive unconditional: 11, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 15, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 15, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 15, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 8, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 33, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 27, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 15, unknown conditional: 0, unknown unconditional: 15] , Statistics on independence cache: Total cache size (in pairs): 1346, Positive cache size: 1301, Positive conditional cache size: 0, Positive unconditional cache size: 1301, Negative cache size: 45, Negative conditional cache size: 0, Negative unconditional cache size: 45 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 33.0ms, 43 PlacesBefore, 43 PlacesAfterwards, 34 TransitionsBefore, 34 TransitionsAfterwards, 498 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 404 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 27, positive: 11, positive conditional: 0, positive unconditional: 11, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 27, positive: 11, positive conditional: 0, positive unconditional: 11, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1346, Positive cache size: 1301, Positive conditional cache size: 0, Positive unconditional cache size: 1301, Negative cache size: 45, Negative conditional cache size: 0, Negative unconditional cache size: 45 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 2982.6ms, 97 PlacesBefore, 41 PlacesAfterwards, 96 TransitionsBefore, 36 TransitionsAfterwards, 2500 CoEnabledTransitionPairs, 7 FixpointIterations, 27 TrivialSequentialCompositions, 33 ConcurrentSequentialCompositions, 1 TrivialYvCompositions, 4 ConcurrentYvCompositions, 4 ChoiceCompositions, 69 TotalNumberOfCompositions, 5796 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 1729, positive: 1589, positive conditional: 0, positive unconditional: 1589, negative: 140, negative conditional: 0, negative unconditional: 140, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1251, positive: 1203, positive conditional: 0, positive unconditional: 1203, negative: 48, negative conditional: 0, negative unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1251, positive: 1203, positive conditional: 0, positive unconditional: 1203, negative: 48, negative conditional: 0, negative unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1251, positive: 1193, positive conditional: 0, positive unconditional: 1193, negative: 58, negative conditional: 0, negative unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 58, positive: 10, positive conditional: 0, positive unconditional: 10, negative: 48, negative conditional: 0, negative unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 184, positive: 30, positive conditional: 0, positive unconditional: 30, negative: 154, negative conditional: 0, negative unconditional: 154, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1729, positive: 386, positive conditional: 0, positive unconditional: 386, negative: 92, negative conditional: 0, negative unconditional: 92, unknown: 1251, unknown conditional: 0, unknown unconditional: 1251] , Statistics on independence cache: Total cache size (in pairs): 1827, Positive cache size: 1779, Positive conditional cache size: 0, Positive unconditional cache size: 1779, Negative cache size: 48, Negative conditional cache size: 0, Negative unconditional cache size: 48 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 17.3ms, 44 PlacesBefore, 43 PlacesAfterwards, 36 TransitionsBefore, 36 TransitionsAfterwards, 636 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 544 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 76, positive: 56, positive conditional: 0, positive unconditional: 56, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 23, positive: 23, positive conditional: 0, positive unconditional: 23, 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: 23, positive: 23, positive conditional: 0, positive unconditional: 23, 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: 23, positive: 23, positive conditional: 0, positive unconditional: 23, 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: 76, positive: 33, positive conditional: 0, positive unconditional: 33, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 23, unknown conditional: 0, unknown unconditional: 23] , Statistics on independence cache: Total cache size (in pairs): 1850, Positive cache size: 1802, Positive conditional cache size: 0, Positive unconditional cache size: 1802, Negative cache size: 48, Negative conditional cache size: 0, Negative unconditional cache size: 48 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 20.7ms, 46 PlacesBefore, 46 PlacesAfterwards, 38 TransitionsBefore, 38 TransitionsAfterwards, 696 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 584 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 72, positive: 52, positive conditional: 0, positive unconditional: 52, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 72, positive: 51, positive conditional: 0, positive unconditional: 51, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 1, unknown conditional: 0, unknown unconditional: 1] , Statistics on independence cache: Total cache size (in pairs): 1851, Positive cache size: 1803, Positive conditional cache size: 0, Positive unconditional cache size: 1803, Negative cache size: 48, Negative conditional cache size: 0, Negative unconditional cache size: 48 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 22.2ms, 49 PlacesBefore, 49 PlacesAfterwards, 39 TransitionsBefore, 39 TransitionsAfterwards, 708 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 592 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 54, positive: 34, positive conditional: 0, positive unconditional: 34, negative: 20, negative conditional: 0, negative unconditional: 20, 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: 54, positive: 34, positive conditional: 0, positive unconditional: 34, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1851, Positive cache size: 1803, Positive conditional cache size: 0, Positive unconditional cache size: 1803, Negative cache size: 48, Negative conditional cache size: 0, Negative unconditional cache size: 48 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 68.6ms, 54 PlacesBefore, 54 PlacesAfterwards, 43 TransitionsBefore, 43 TransitionsAfterwards, 804 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 656 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 72, positive: 52, positive conditional: 0, positive unconditional: 52, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 34, positive: 24, positive conditional: 0, positive unconditional: 24, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 34, positive: 24, positive conditional: 0, positive unconditional: 24, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 34, positive: 24, positive conditional: 0, positive unconditional: 24, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 10, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 39, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 39, negative conditional: 0, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 72, positive: 28, positive conditional: 0, positive unconditional: 28, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 34, unknown conditional: 0, unknown unconditional: 34] , Statistics on independence cache: Total cache size (in pairs): 1885, Positive cache size: 1827, Positive conditional cache size: 0, Positive unconditional cache size: 1827, Negative cache size: 58, Negative conditional cache size: 0, Negative unconditional cache size: 58 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 3242.8ms, 105 PlacesBefore, 47 PlacesAfterwards, 103 TransitionsBefore, 41 TransitionsAfterwards, 3240 CoEnabledTransitionPairs, 7 FixpointIterations, 27 TrivialSequentialCompositions, 35 ConcurrentSequentialCompositions, 1 TrivialYvCompositions, 4 ConcurrentYvCompositions, 4 ChoiceCompositions, 71 TotalNumberOfCompositions, 7695 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 2689, positive: 2524, positive conditional: 0, positive unconditional: 2524, negative: 165, negative conditional: 0, negative unconditional: 165, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1634, positive: 1568, positive conditional: 0, positive unconditional: 1568, negative: 66, negative conditional: 0, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1634, positive: 1568, positive conditional: 0, positive unconditional: 1568, negative: 66, negative conditional: 0, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1634, positive: 1544, positive conditional: 0, positive unconditional: 1544, negative: 90, negative conditional: 0, negative unconditional: 90, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 90, positive: 24, positive conditional: 0, positive unconditional: 24, negative: 66, negative conditional: 0, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 357, positive: 116, positive conditional: 0, positive unconditional: 116, negative: 241, negative conditional: 0, negative unconditional: 241, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2689, positive: 956, positive conditional: 0, positive unconditional: 956, negative: 99, negative conditional: 0, negative unconditional: 99, unknown: 1634, unknown conditional: 0, unknown unconditional: 1634] , Statistics on independence cache: Total cache size (in pairs): 2312, Positive cache size: 2246, Positive conditional cache size: 0, Positive unconditional cache size: 2246, Negative cache size: 66, Negative conditional cache size: 0, Negative unconditional cache size: 66 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 27.5ms, 50 PlacesBefore, 49 PlacesAfterwards, 41 TransitionsBefore, 41 TransitionsAfterwards, 870 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 760 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 202, positive: 178, positive conditional: 0, positive unconditional: 178, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 10, positive: 10, positive conditional: 0, positive unconditional: 10, 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: 10, positive: 10, positive conditional: 0, positive unconditional: 10, 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: 10, positive: 10, positive conditional: 0, positive unconditional: 10, 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: 202, positive: 168, positive conditional: 0, positive unconditional: 168, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 10, unknown conditional: 0, unknown unconditional: 10] , Statistics on independence cache: Total cache size (in pairs): 2322, Positive cache size: 2256, Positive conditional cache size: 0, Positive unconditional cache size: 2256, Negative cache size: 66, Negative conditional cache size: 0, Negative unconditional cache size: 66 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 40.9ms, 52 PlacesBefore, 52 PlacesAfterwards, 43 TransitionsBefore, 43 TransitionsAfterwards, 942 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 808 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 215, positive: 191, positive conditional: 0, positive unconditional: 191, negative: 24, negative conditional: 0, negative unconditional: 24, 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: 215, positive: 191, positive conditional: 0, positive unconditional: 191, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2322, Positive cache size: 2256, Positive conditional cache size: 0, Positive unconditional cache size: 2256, Negative cache size: 66, Negative conditional cache size: 0, Negative unconditional cache size: 66 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 40.1ms, 55 PlacesBefore, 55 PlacesAfterwards, 44 TransitionsBefore, 44 TransitionsAfterwards, 954 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 816 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 202, positive: 178, positive conditional: 0, positive unconditional: 178, negative: 24, negative conditional: 0, negative unconditional: 24, 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: 202, positive: 178, positive conditional: 0, positive unconditional: 178, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2322, Positive cache size: 2256, Positive conditional cache size: 0, Positive unconditional cache size: 2256, Negative cache size: 66, Negative conditional cache size: 0, Negative unconditional cache size: 66 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 52.8ms, 60 PlacesBefore, 60 PlacesAfterwards, 48 TransitionsBefore, 48 TransitionsAfterwards, 1068 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 892 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 134, positive: 110, positive conditional: 0, positive unconditional: 110, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 134, positive: 109, positive conditional: 0, positive unconditional: 109, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 1, unknown conditional: 0, unknown unconditional: 1] , Statistics on independence cache: Total cache size (in pairs): 2323, Positive cache size: 2257, Positive conditional cache size: 0, Positive unconditional cache size: 2257, Negative cache size: 66, Negative conditional cache size: 0, Negative unconditional cache size: 66 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 3246.8ms, 113 PlacesBefore, 53 PlacesAfterwards, 110 TransitionsBefore, 46 TransitionsAfterwards, 4060 CoEnabledTransitionPairs, 7 FixpointIterations, 27 TrivialSequentialCompositions, 37 ConcurrentSequentialCompositions, 1 TrivialYvCompositions, 4 ConcurrentYvCompositions, 4 ChoiceCompositions, 73 TotalNumberOfCompositions, 9965 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 3023, positive: 2831, positive conditional: 0, positive unconditional: 2831, negative: 192, negative conditional: 0, negative unconditional: 192, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2091, positive: 2013, positive conditional: 0, positive unconditional: 2013, negative: 78, negative conditional: 0, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2091, positive: 2013, positive conditional: 0, positive unconditional: 2013, negative: 78, negative conditional: 0, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2091, positive: 1983, positive conditional: 0, positive unconditional: 1983, negative: 108, negative conditional: 0, negative unconditional: 108, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 108, positive: 30, positive conditional: 0, positive unconditional: 30, negative: 78, negative conditional: 0, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 316, positive: 78, positive conditional: 0, positive unconditional: 78, negative: 238, negative conditional: 0, negative unconditional: 238, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 3023, positive: 818, positive conditional: 0, positive unconditional: 818, negative: 114, negative conditional: 0, negative unconditional: 114, unknown: 2091, unknown conditional: 0, unknown unconditional: 2091] , Statistics on independence cache: Total cache size (in pairs): 2903, Positive cache size: 2825, Positive conditional cache size: 0, Positive unconditional cache size: 2825, Negative cache size: 78, Negative conditional cache size: 0, Negative unconditional cache size: 78 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 74.5ms, 56 PlacesBefore, 55 PlacesAfterwards, 46 TransitionsBefore, 46 TransitionsAfterwards, 1140 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 1012 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 131, positive: 103, positive conditional: 0, positive unconditional: 103, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8, positive: 7, positive conditional: 0, positive unconditional: 7, 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: 8, positive: 7, positive conditional: 0, positive unconditional: 7, 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: 8, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 131, positive: 96, positive conditional: 0, positive unconditional: 96, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 8, unknown conditional: 0, unknown unconditional: 8] , Statistics on independence cache: Total cache size (in pairs): 2911, Positive cache size: 2832, Positive conditional cache size: 0, Positive unconditional cache size: 2832, Negative cache size: 79, Negative conditional cache size: 0, Negative unconditional cache size: 79 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 80.9ms, 58 PlacesBefore, 58 PlacesAfterwards, 48 TransitionsBefore, 48 TransitionsAfterwards, 1224 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 1068 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 151, positive: 123, positive conditional: 0, positive unconditional: 123, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 151, positive: 121, positive conditional: 0, positive unconditional: 121, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 2, unknown conditional: 0, unknown unconditional: 2] , Statistics on independence cache: Total cache size (in pairs): 2913, Positive cache size: 2834, Positive conditional cache size: 0, Positive unconditional cache size: 2834, Negative cache size: 79, Negative conditional cache size: 0, Negative unconditional cache size: 79 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 107.0ms, 61 PlacesBefore, 61 PlacesAfterwards, 49 TransitionsBefore, 49 TransitionsAfterwards, 1236 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 1076 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 151, positive: 123, positive conditional: 0, positive unconditional: 123, negative: 28, negative conditional: 0, negative unconditional: 28, 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: 151, positive: 123, positive conditional: 0, positive unconditional: 123, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2913, Positive cache size: 2834, Positive conditional cache size: 0, Positive unconditional cache size: 2834, Negative cache size: 79, Negative conditional cache size: 0, Negative unconditional cache size: 79 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 159.7ms, 66 PlacesBefore, 66 PlacesAfterwards, 53 TransitionsBefore, 53 TransitionsAfterwards, 1368 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 1164 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 184, positive: 156, positive conditional: 0, positive unconditional: 156, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 38, positive: 24, positive conditional: 0, positive unconditional: 24, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 38, positive: 24, positive conditional: 0, positive unconditional: 24, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 38, positive: 24, positive conditional: 0, positive unconditional: 24, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 14, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 48, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 48, negative conditional: 0, negative unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 184, positive: 132, positive conditional: 0, positive unconditional: 132, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 38, unknown conditional: 0, unknown unconditional: 38] , Statistics on independence cache: Total cache size (in pairs): 2951, Positive cache size: 2858, Positive conditional cache size: 0, Positive unconditional cache size: 2858, Negative cache size: 93, Negative conditional cache size: 0, Negative unconditional cache size: 93 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 4073.5ms, 121 PlacesBefore, 59 PlacesAfterwards, 117 TransitionsBefore, 51 TransitionsAfterwards, 4960 CoEnabledTransitionPairs, 7 FixpointIterations, 27 TrivialSequentialCompositions, 39 ConcurrentSequentialCompositions, 1 TrivialYvCompositions, 4 ConcurrentYvCompositions, 4 ChoiceCompositions, 75 TotalNumberOfCompositions, 12650 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 4294, positive: 4073, positive conditional: 0, positive unconditional: 4073, negative: 221, negative conditional: 0, negative unconditional: 221, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2869, positive: 2766, positive conditional: 0, positive unconditional: 2766, negative: 103, negative conditional: 0, negative unconditional: 103, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2869, positive: 2766, positive conditional: 0, positive unconditional: 2766, negative: 103, negative conditional: 0, negative unconditional: 103, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2869, positive: 2710, positive conditional: 0, positive unconditional: 2710, negative: 159, negative conditional: 0, negative unconditional: 159, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 159, positive: 56, positive conditional: 0, positive unconditional: 56, negative: 103, negative conditional: 0, negative unconditional: 103, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 502, positive: 158, positive conditional: 0, positive unconditional: 158, negative: 344, negative conditional: 0, negative unconditional: 344, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 4294, positive: 1307, positive conditional: 0, positive unconditional: 1307, negative: 118, negative conditional: 0, negative unconditional: 118, unknown: 2869, unknown conditional: 0, unknown unconditional: 2869] , Statistics on independence cache: Total cache size (in pairs): 4016, Positive cache size: 3913, Positive conditional cache size: 0, Positive unconditional cache size: 3913, Negative cache size: 103, Negative conditional cache size: 0, Negative unconditional cache size: 103 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 139.3ms, 62 PlacesBefore, 61 PlacesAfterwards, 51 TransitionsBefore, 51 TransitionsAfterwards, 1446 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 1300 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 151, positive: 119, positive conditional: 0, positive unconditional: 119, negative: 32, negative conditional: 0, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 151, positive: 118, positive conditional: 0, positive unconditional: 118, negative: 32, negative conditional: 0, negative unconditional: 32, unknown: 1, unknown conditional: 0, unknown unconditional: 1] , Statistics on independence cache: Total cache size (in pairs): 4017, Positive cache size: 3914, Positive conditional cache size: 0, Positive unconditional cache size: 3914, Negative cache size: 103, Negative conditional cache size: 0, Negative unconditional cache size: 103 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 178.2ms, 64 PlacesBefore, 64 PlacesAfterwards, 53 TransitionsBefore, 53 TransitionsAfterwards, 1542 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 1364 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 346, positive: 314, positive conditional: 0, positive unconditional: 314, negative: 32, negative conditional: 0, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 15, positive: 15, positive conditional: 0, positive unconditional: 15, 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: 15, positive: 15, positive conditional: 0, positive unconditional: 15, 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: 15, positive: 15, positive conditional: 0, positive unconditional: 15, 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: 346, positive: 299, positive conditional: 0, positive unconditional: 299, negative: 32, negative conditional: 0, negative unconditional: 32, unknown: 15, unknown conditional: 0, unknown unconditional: 15] , Statistics on independence cache: Total cache size (in pairs): 4032, Positive cache size: 3929, Positive conditional cache size: 0, Positive unconditional cache size: 3929, Negative cache size: 103, Negative conditional cache size: 0, Negative unconditional cache size: 103 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 188.0ms, 67 PlacesBefore, 67 PlacesAfterwards, 54 TransitionsBefore, 54 TransitionsAfterwards, 1554 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 1372 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 349, positive: 317, positive conditional: 0, positive unconditional: 317, negative: 32, negative conditional: 0, negative unconditional: 32, 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: 349, positive: 317, positive conditional: 0, positive unconditional: 317, negative: 32, negative conditional: 0, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4032, Positive cache size: 3929, Positive conditional cache size: 0, Positive unconditional cache size: 3929, Negative cache size: 103, Negative conditional cache size: 0, Negative unconditional cache size: 103 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 216.2ms, 72 PlacesBefore, 72 PlacesAfterwards, 58 TransitionsBefore, 58 TransitionsAfterwards, 1704 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 1472 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 121, positive: 89, positive conditional: 0, positive unconditional: 89, negative: 32, negative conditional: 0, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 35, positive: 35, positive conditional: 0, positive unconditional: 35, 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: 35, positive: 35, positive conditional: 0, positive unconditional: 35, 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: 35, positive: 35, positive conditional: 0, positive unconditional: 35, 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: 121, positive: 54, positive conditional: 0, positive unconditional: 54, negative: 32, negative conditional: 0, negative unconditional: 32, unknown: 35, unknown conditional: 0, unknown unconditional: 35] , Statistics on independence cache: Total cache size (in pairs): 4067, Positive cache size: 3964, Positive conditional cache size: 0, Positive unconditional cache size: 3964, Negative cache size: 103, Negative conditional cache size: 0, Negative unconditional cache size: 103 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 258.9ms, 72 PlacesBefore, 72 PlacesAfterwards, 59 TransitionsBefore, 59 TransitionsAfterwards, 1722 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 1484 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 163, positive: 131, positive conditional: 0, positive unconditional: 131, negative: 32, negative conditional: 0, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 32, positive: 32, positive conditional: 0, positive unconditional: 32, 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: 32, positive: 32, positive conditional: 0, positive unconditional: 32, 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: 32, positive: 32, positive conditional: 0, positive unconditional: 32, 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: 163, positive: 99, positive conditional: 0, positive unconditional: 99, negative: 32, negative conditional: 0, negative unconditional: 32, unknown: 32, unknown conditional: 0, unknown unconditional: 32] , Statistics on independence cache: Total cache size (in pairs): 4099, Positive cache size: 3996, Positive conditional cache size: 0, Positive unconditional cache size: 3996, Negative cache size: 103, Negative conditional cache size: 0, Negative unconditional cache size: 103 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 4862.5ms, 129 PlacesBefore, 65 PlacesAfterwards, 124 TransitionsBefore, 56 TransitionsAfterwards, 5940 CoEnabledTransitionPairs, 7 FixpointIterations, 27 TrivialSequentialCompositions, 41 ConcurrentSequentialCompositions, 1 TrivialYvCompositions, 4 ConcurrentYvCompositions, 4 ChoiceCompositions, 77 TotalNumberOfCompositions, 15336 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 4977, positive: 4731, positive conditional: 0, positive unconditional: 4731, negative: 246, negative conditional: 0, negative unconditional: 246, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2897, positive: 2814, positive conditional: 0, positive unconditional: 2814, negative: 83, negative conditional: 0, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2897, positive: 2814, positive conditional: 0, positive unconditional: 2814, negative: 83, negative conditional: 0, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2897, positive: 2758, positive conditional: 0, positive unconditional: 2758, negative: 139, negative conditional: 0, negative unconditional: 139, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 139, positive: 56, positive conditional: 0, positive unconditional: 56, negative: 83, negative conditional: 0, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 455, positive: 207, positive conditional: 0, positive unconditional: 207, negative: 248, negative conditional: 0, negative unconditional: 248, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 4977, positive: 1917, positive conditional: 0, positive unconditional: 1917, negative: 163, negative conditional: 0, negative unconditional: 163, unknown: 2897, unknown conditional: 0, unknown unconditional: 2897] , Statistics on independence cache: Total cache size (in pairs): 4083, Positive cache size: 4000, Positive conditional cache size: 0, Positive unconditional cache size: 4000, Negative cache size: 83, Negative conditional cache size: 0, Negative unconditional cache size: 83 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 339.3ms, 68 PlacesBefore, 67 PlacesAfterwards, 56 TransitionsBefore, 56 TransitionsAfterwards, 1788 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 1624 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 465, positive: 429, positive conditional: 0, positive unconditional: 429, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 81, positive: 81, positive conditional: 0, positive unconditional: 81, 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: 81, positive: 81, positive conditional: 0, positive unconditional: 81, 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: 81, positive: 81, positive conditional: 0, positive unconditional: 81, 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: 465, positive: 348, positive conditional: 0, positive unconditional: 348, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 81, unknown conditional: 0, unknown unconditional: 81] , Statistics on independence cache: Total cache size (in pairs): 4164, Positive cache size: 4081, Positive conditional cache size: 0, Positive unconditional cache size: 4081, Negative cache size: 83, Negative conditional cache size: 0, Negative unconditional cache size: 83 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 501.0ms, 70 PlacesBefore, 70 PlacesAfterwards, 58 TransitionsBefore, 58 TransitionsAfterwards, 1896 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 1696 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 356, positive: 320, positive conditional: 0, positive unconditional: 320, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 356, positive: 318, positive conditional: 0, positive unconditional: 318, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 2, unknown conditional: 0, unknown unconditional: 2] , Statistics on independence cache: Total cache size (in pairs): 4166, Positive cache size: 4083, Positive conditional cache size: 0, Positive unconditional cache size: 4083, Negative cache size: 83, Negative conditional cache size: 0, Negative unconditional cache size: 83 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 448.6ms, 73 PlacesBefore, 73 PlacesAfterwards, 59 TransitionsBefore, 59 TransitionsAfterwards, 1908 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 1704 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 338, positive: 302, positive conditional: 0, positive unconditional: 302, negative: 36, negative conditional: 0, negative unconditional: 36, 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: 338, positive: 302, positive conditional: 0, positive unconditional: 302, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4166, Positive cache size: 4083, Positive conditional cache size: 0, Positive unconditional cache size: 4083, Negative cache size: 83, Negative conditional cache size: 0, Negative unconditional cache size: 83 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 626.5ms, 78 PlacesBefore, 78 PlacesAfterwards, 63 TransitionsBefore, 63 TransitionsAfterwards, 2076 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 1816 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 171, positive: 135, positive conditional: 0, positive unconditional: 135, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 26, positive: 14, positive conditional: 0, positive unconditional: 14, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 26, positive: 14, positive conditional: 0, positive unconditional: 14, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 26, positive: 14, positive conditional: 0, positive unconditional: 14, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ 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] , SemanticIndependenceRelation.Query Time [ms]: [ total: 48, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 48, negative conditional: 0, negative unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 171, positive: 121, positive conditional: 0, positive unconditional: 121, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 26, unknown conditional: 0, unknown unconditional: 26] , Statistics on independence cache: Total cache size (in pairs): 4192, Positive cache size: 4097, Positive conditional cache size: 0, Positive unconditional cache size: 4097, Negative cache size: 95, Negative conditional cache size: 0, Negative unconditional cache size: 95 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 582.5ms, 78 PlacesBefore, 78 PlacesAfterwards, 64 TransitionsBefore, 64 TransitionsAfterwards, 2094 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 1828 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 140, positive: 104, positive conditional: 0, positive unconditional: 104, negative: 36, negative conditional: 0, negative unconditional: 36, 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: 140, positive: 104, positive conditional: 0, positive unconditional: 104, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4192, Positive cache size: 4097, Positive conditional cache size: 0, Positive unconditional cache size: 4097, Negative cache size: 95, Negative conditional cache size: 0, Negative unconditional cache size: 95 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 729.5ms, 83 PlacesBefore, 83 PlacesAfterwards, 68 TransitionsBefore, 68 TransitionsAfterwards, 2268 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 1944 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 114, positive: 78, positive conditional: 0, positive unconditional: 78, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 22, positive: 14, positive conditional: 0, positive unconditional: 14, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 22, positive: 14, positive conditional: 0, positive unconditional: 14, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 22, positive: 14, positive conditional: 0, positive unconditional: 14, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 8, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 54, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 54, negative conditional: 0, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 114, positive: 64, positive conditional: 0, positive unconditional: 64, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 22, unknown conditional: 0, unknown unconditional: 22] , Statistics on independence cache: Total cache size (in pairs): 4214, Positive cache size: 4111, Positive conditional cache size: 0, Positive unconditional cache size: 4111, Negative cache size: 103, Negative conditional cache size: 0, Negative unconditional cache size: 103 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 7540.1ms, 137 PlacesBefore, 71 PlacesAfterwards, 131 TransitionsBefore, 61 TransitionsAfterwards, 7000 CoEnabledTransitionPairs, 7 FixpointIterations, 27 TrivialSequentialCompositions, 43 ConcurrentSequentialCompositions, 1 TrivialYvCompositions, 4 ConcurrentYvCompositions, 4 ChoiceCompositions, 79 TotalNumberOfCompositions, 18249 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 5549, positive: 5278, positive conditional: 0, positive unconditional: 5278, negative: 271, negative conditional: 0, negative unconditional: 271, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3330, positive: 3243, positive conditional: 0, positive unconditional: 3243, negative: 87, negative conditional: 0, negative unconditional: 87, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3330, positive: 3243, positive conditional: 0, positive unconditional: 3243, negative: 87, negative conditional: 0, negative unconditional: 87, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3330, positive: 3189, positive conditional: 0, positive unconditional: 3189, negative: 141, negative conditional: 0, negative unconditional: 141, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 141, positive: 54, positive conditional: 0, positive unconditional: 54, negative: 87, negative conditional: 0, negative unconditional: 87, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 480, positive: 160, positive conditional: 0, positive unconditional: 160, negative: 321, negative conditional: 0, negative unconditional: 321, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 5549, positive: 2035, positive conditional: 0, positive unconditional: 2035, negative: 184, negative conditional: 0, negative unconditional: 184, unknown: 3330, unknown conditional: 0, unknown unconditional: 3330] , Statistics on independence cache: Total cache size (in pairs): 4612, Positive cache size: 4525, Positive conditional cache size: 0, Positive unconditional cache size: 4525, Negative cache size: 87, Negative conditional cache size: 0, Negative unconditional cache size: 87 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 850.7ms, 74 PlacesBefore, 73 PlacesAfterwards, 61 TransitionsBefore, 61 TransitionsAfterwards, 2166 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 1984 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 355, positive: 315, positive conditional: 0, positive unconditional: 315, negative: 40, negative conditional: 0, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 16, positive: 14, positive conditional: 0, positive unconditional: 14, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 16, positive: 14, positive conditional: 0, positive unconditional: 14, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 16, positive: 14, positive conditional: 0, positive unconditional: 14, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 2, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 8, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 355, positive: 301, positive conditional: 0, positive unconditional: 301, negative: 38, negative conditional: 0, negative unconditional: 38, unknown: 16, unknown conditional: 0, unknown unconditional: 16] , Statistics on independence cache: Total cache size (in pairs): 4628, Positive cache size: 4539, Positive conditional cache size: 0, Positive unconditional cache size: 4539, Negative cache size: 89, Negative conditional cache size: 0, Negative unconditional cache size: 89 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1363.1ms, 76 PlacesBefore, 76 PlacesAfterwards, 63 TransitionsBefore, 63 TransitionsAfterwards, 2286 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 2064 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 138, positive: 98, positive conditional: 0, positive unconditional: 98, negative: 40, negative conditional: 0, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 20, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 20, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 20, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ 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] , SemanticIndependenceRelation.Query Time [ms]: [ total: 51, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 51, negative conditional: 0, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 138, positive: 90, positive conditional: 0, positive unconditional: 90, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 20, unknown conditional: 0, unknown unconditional: 20] , Statistics on independence cache: Total cache size (in pairs): 4648, Positive cache size: 4547, Positive conditional cache size: 0, Positive unconditional cache size: 4547, Negative cache size: 101, Negative conditional cache size: 0, Negative unconditional cache size: 101 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1085.2ms, 79 PlacesBefore, 79 PlacesAfterwards, 64 TransitionsBefore, 64 TransitionsAfterwards, 2298 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 2072 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 138, positive: 98, positive conditional: 0, positive unconditional: 98, negative: 40, negative conditional: 0, negative unconditional: 40, 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: 138, positive: 98, positive conditional: 0, positive unconditional: 98, negative: 40, negative conditional: 0, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4648, Positive cache size: 4547, Positive conditional cache size: 0, Positive unconditional cache size: 4547, Negative cache size: 101, Negative conditional cache size: 0, Negative unconditional cache size: 101 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1513.9ms, 84 PlacesBefore, 84 PlacesAfterwards, 68 TransitionsBefore, 68 TransitionsAfterwards, 2484 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 2196 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 160, positive: 120, positive conditional: 0, positive unconditional: 120, negative: 40, negative conditional: 0, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 41, positive: 21, positive conditional: 0, positive unconditional: 21, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 41, positive: 21, positive conditional: 0, positive unconditional: 21, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 41, positive: 21, positive conditional: 0, positive unconditional: 21, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 20, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 69, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 69, negative conditional: 0, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 160, positive: 99, positive conditional: 0, positive unconditional: 99, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 41, unknown conditional: 0, unknown unconditional: 41] , Statistics on independence cache: Total cache size (in pairs): 4689, Positive cache size: 4568, Positive conditional cache size: 0, Positive unconditional cache size: 4568, Negative cache size: 121, Negative conditional cache size: 0, Negative unconditional cache size: 121 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1440.8ms, 84 PlacesBefore, 84 PlacesAfterwards, 69 TransitionsBefore, 69 TransitionsAfterwards, 2502 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 2208 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 148, positive: 108, positive conditional: 0, positive unconditional: 108, negative: 40, negative conditional: 0, negative unconditional: 40, 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: 148, positive: 108, positive conditional: 0, positive unconditional: 108, negative: 40, negative conditional: 0, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4689, Positive cache size: 4568, Positive conditional cache size: 0, Positive unconditional cache size: 4568, Negative cache size: 121, Negative conditional cache size: 0, Negative unconditional cache size: 121 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1772.5ms, 89 PlacesBefore, 89 PlacesAfterwards, 73 TransitionsBefore, 73 TransitionsAfterwards, 2694 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 2336 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 321, positive: 281, positive conditional: 0, positive unconditional: 281, negative: 40, negative conditional: 0, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 26, positive: 24, positive conditional: 0, positive unconditional: 24, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 26, positive: 24, positive conditional: 0, positive unconditional: 24, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 26, positive: 24, positive conditional: 0, positive unconditional: 24, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 2, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 9, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 321, positive: 257, positive conditional: 0, positive unconditional: 257, negative: 38, negative conditional: 0, negative unconditional: 38, unknown: 26, unknown conditional: 0, unknown unconditional: 26] , Statistics on independence cache: Total cache size (in pairs): 4715, Positive cache size: 4592, Positive conditional cache size: 0, Positive unconditional cache size: 4592, Negative cache size: 123, Negative conditional cache size: 0, Negative unconditional cache size: 123 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 5954.0ms, 97 PlacesBefore, 97 PlacesAfterwards, 106 TransitionsBefore, 106 TransitionsAfterwards, 4254 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 3376 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 303, positive: 263, positive conditional: 0, positive unconditional: 263, negative: 40, negative conditional: 0, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 39, positive: 39, positive conditional: 0, positive unconditional: 39, 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: 39, positive: 39, positive conditional: 0, positive unconditional: 39, 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: 39, positive: 39, positive conditional: 0, positive unconditional: 39, 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: 303, positive: 224, positive conditional: 0, positive unconditional: 224, negative: 40, negative conditional: 0, negative unconditional: 40, unknown: 39, unknown conditional: 0, unknown unconditional: 39] , Statistics on independence cache: Total cache size (in pairs): 4754, Positive cache size: 4631, Positive conditional cache size: 0, Positive unconditional cache size: 4631, Negative cache size: 123, Negative conditional cache size: 0, Negative unconditional cache size: 123 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 4975.8ms, 106 PlacesBefore, 106 PlacesAfterwards, 114 TransitionsBefore, 114 TransitionsAfterwards, 4530 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 3560 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 139, positive: 99, positive conditional: 0, positive unconditional: 99, negative: 40, negative conditional: 0, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 25, positive: 23, positive conditional: 0, positive unconditional: 23, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 25, positive: 23, positive conditional: 0, positive unconditional: 23, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 25, positive: 23, positive conditional: 0, positive unconditional: 23, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 2, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 5, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 139, positive: 76, positive conditional: 0, positive unconditional: 76, negative: 38, negative conditional: 0, negative unconditional: 38, unknown: 25, unknown conditional: 0, unknown unconditional: 25] , Statistics on independence cache: Total cache size (in pairs): 4779, Positive cache size: 4654, Positive conditional cache size: 0, Positive unconditional cache size: 4654, Negative cache size: 125, Negative conditional cache size: 0, Negative unconditional cache size: 125 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 4715.6ms, 106 PlacesBefore, 106 PlacesAfterwards, 109 TransitionsBefore, 109 TransitionsAfterwards, 4476 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 3524 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 244, positive: 204, positive conditional: 0, positive unconditional: 204, negative: 40, negative conditional: 0, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 25, positive: 25, positive conditional: 0, positive unconditional: 25, 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: 25, positive: 25, positive conditional: 0, positive unconditional: 25, 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: 25, positive: 25, positive conditional: 0, positive unconditional: 25, 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: 244, positive: 179, positive conditional: 0, positive unconditional: 179, negative: 40, negative conditional: 0, negative unconditional: 40, unknown: 25, unknown conditional: 0, unknown unconditional: 25] , Statistics on independence cache: Total cache size (in pairs): 4804, Positive cache size: 4679, Positive conditional cache size: 0, Positive unconditional cache size: 4679, Negative cache size: 125, Negative conditional cache size: 0, Negative unconditional cache size: 125 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 4321.0ms, 103 PlacesBefore, 103 PlacesAfterwards, 105 TransitionsBefore, 105 TransitionsAfterwards, 4194 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 3336 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 130, positive: 90, positive conditional: 0, positive unconditional: 90, negative: 40, negative conditional: 0, negative unconditional: 40, 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: 130, positive: 90, positive conditional: 0, positive unconditional: 90, negative: 40, negative conditional: 0, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4804, Positive cache size: 4679, Positive conditional cache size: 0, Positive unconditional cache size: 4679, Negative cache size: 125, Negative conditional cache size: 0, Negative unconditional cache size: 125 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 4316.5ms, 106 PlacesBefore, 106 PlacesAfterwards, 105 TransitionsBefore, 105 TransitionsAfterwards, 4194 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 3336 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 271, positive: 231, positive conditional: 0, positive unconditional: 231, negative: 40, negative conditional: 0, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 9, positive: 9, positive conditional: 0, positive unconditional: 9, 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: 9, positive: 9, positive conditional: 0, positive unconditional: 9, 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: 9, positive: 9, positive conditional: 0, positive unconditional: 9, 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: 271, positive: 222, positive conditional: 0, positive unconditional: 222, negative: 40, negative conditional: 0, negative unconditional: 40, unknown: 9, unknown conditional: 0, unknown unconditional: 9] , Statistics on independence cache: Total cache size (in pairs): 4813, Positive cache size: 4688, Positive conditional cache size: 0, Positive unconditional cache size: 4688, Negative cache size: 125, Negative conditional cache size: 0, Negative unconditional cache size: 125 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 3267.7ms, 111 PlacesBefore, 111 PlacesAfterwards, 104 TransitionsBefore, 104 TransitionsAfterwards, 4134 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 3296 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 253, positive: 213, positive conditional: 0, positive unconditional: 213, negative: 40, negative conditional: 0, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 16, positive: 10, positive conditional: 0, positive unconditional: 10, 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: 16, positive: 10, positive conditional: 0, positive unconditional: 10, 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: 16, positive: 10, positive conditional: 0, positive unconditional: 10, 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: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 20, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 253, positive: 203, positive conditional: 0, positive unconditional: 203, negative: 34, negative conditional: 0, negative unconditional: 34, unknown: 16, unknown conditional: 0, unknown unconditional: 16] , Statistics on independence cache: Total cache size (in pairs): 4829, Positive cache size: 4698, Positive conditional cache size: 0, Positive unconditional cache size: 4698, Negative cache size: 131, Negative conditional cache size: 0, Negative unconditional cache size: 131 - CounterExampleResult [Line: 689]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L690] 0 int a[10] = {0}; [L691] 0 int x = 0; [L698] 0 pthread_t t[10]; [L699] 0 int i; [L700] 0 int n = __VERIFIER_nondet_uint(); [L687] COND FALSE 0 !(!cond) [L702] 0 i = 0 VAL [a={5:0}, x=0] [L702] COND TRUE 0 i < n [L703] FCALL, FORK 0 pthread_create(&t[i], 0, thr, 0) VAL [a={5:0}, arg={0:0}, x=0] [L702] 0 i++ VAL [a={5:0}, arg={0:0}, x=0] [L702] COND TRUE 0 i < n [L703] FCALL, FORK 0 pthread_create(&t[i], 0, thr, 0) VAL [a={5:0}, arg={0:0}, x=0] [L702] 0 i++ VAL [a={5:0}, arg={0:0}, x=0] [L702] COND TRUE 0 i < n [L703] FCALL, FORK 0 pthread_create(&t[i], 0, thr, 0) VAL [a={5:0}, arg={0:0}, x=0] [L702] 0 i++ VAL [a={5:0}, arg={0:0}, x=0] [L702] COND TRUE 0 i < n [L703] FCALL, FORK 0 pthread_create(&t[i], 0, thr, 0) VAL [a={5:0}, arg={0:0}, x=0] [L702] 0 i++ VAL [a={5:0}, arg={0:0}, x=0] [L702] COND TRUE 0 i < n [L703] FCALL, FORK 0 pthread_create(&t[i], 0, thr, 0) VAL [a={5:0}, arg={0:0}, x=0] [L702] 0 i++ VAL [a={5:0}, arg={0:0}, x=0] [L702] COND FALSE 0 !(i < n) [L705] 0 i = 0 VAL [a={5:0}, arg={0:0}, x=0] [L705] COND TRUE 0 i < n [L706] 0 t[i] VAL [a={5:0}, arg={0:0}, x=0] [L693] 5 int t = x; VAL [a={5:0}, arg={0:0}, arg={0:0}, t=0, x=0] [L694] 5 a[t] = 1 VAL [a={5:0}, arg={0:0}, arg={0:0}, t=0, x=0] [L695] 5 x = t + 1 [L706] FCALL, JOIN 5 pthread_join(t[i], ((void *)0)) VAL [a={5:0}, arg={0:0}, arg={0:0}, t=0, x=1] [L705] 0 i++ VAL [a={5:0}, arg={0:0}, arg={0:0}, t=0, x=1] [L705] COND TRUE 0 i < n [L706] 0 t[i] VAL [a={5:0}, arg={0:0}, arg={0:0}, t=0, x=1] [L693] 2 int t = x; VAL [a={5:0}, arg={0:0}, arg={0:0}, t=0, x=1] [L694] 2 a[t] = 1 VAL [a={5:0}, arg={0:0}, arg={0:0}, t=0, x=1] [L695] 2 x = t + 1 [L706] FCALL, JOIN 2 pthread_join(t[i], ((void *)0)) VAL [a={5:0}, arg={0:0}, arg={0:0}, t=0, x=2] [L705] 0 i++ VAL [a={5:0}, arg={0:0}, arg={0:0}, t=0, x=2] [L705] COND TRUE 0 i < n [L706] 0 t[i] VAL [a={5:0}, arg={0:0}, arg={0:0}, t=0, x=2] [L693] 3 int t = x; VAL [a={5:0}, arg={0:0}, arg={0:0}, t=2, x=2] [L694] 3 a[t] = 1 VAL [a={5:0}, arg={0:0}, arg={0:0}, t=2, x=2] [L695] 3 x = t + 1 [L706] FCALL, JOIN 3 pthread_join(t[i], ((void *)0)) VAL [a={5:0}, arg={0:0}, arg={0:0}, t=2, x=3] [L705] 0 i++ VAL [a={5:0}, arg={0:0}, arg={0:0}, t=2, x=3] [L705] COND TRUE 0 i < n [L706] 0 t[i] VAL [a={5:0}, arg={0:0}, arg={0:0}, t=2, x=3] [L693] 4 int t = x; VAL [a={5:0}, arg={0:0}, arg={0:0}, t=2, x=3] [L694] 4 a[t] = 1 VAL [a={5:0}, arg={0:0}, arg={0:0}, t=2, x=3] [L695] 4 x = t + 1 [L706] FCALL, JOIN 4 pthread_join(t[i], ((void *)0)) VAL [a={5:0}, arg={0:0}, arg={0:0}, t=2, x=4] [L705] 0 i++ VAL [a={5:0}, arg={0:0}, arg={0:0}, t=2, x=4] [L705] COND TRUE 0 i < n [L706] 0 t[i] VAL [a={5:0}, arg={0:0}, arg={0:0}, t=2, x=4] [L693] 1 int t = x; VAL [a={5:0}, arg={0:0}, arg={0:0}, t=2, x=4] [L694] 1 a[t] = 1 VAL [a={5:0}, arg={0:0}, arg={0:0}, t=2, x=4] [L695] 1 x = t + 1 [L706] FCALL, JOIN 1 pthread_join(t[i], ((void *)0)) VAL [a={5:0}, arg={0:0}, arg={0:0}, t=2, x=5] [L705] 0 i++ VAL [a={5:0}, arg={0:0}, arg={0:0}, t=2, x=5] [L705] COND FALSE 0 !(i < n) [L708] 0 int sum = 0; [L709] 0 i = 0 VAL [a={5:0}, arg={0:0}, arg={0:0}, t=2, x=5] [L709] COND TRUE 0 i < n [L710] EXPR 0 a[i] [L710] 0 sum += a[i] [L709] 0 i++ VAL [a={5:0}, arg={0:0}, arg={0:0}, t=2, x=5] [L709] COND TRUE 0 i < n [L710] EXPR 0 a[i] [L710] 0 sum += a[i] [L709] 0 i++ VAL [a={5:0}, arg={0:0}, arg={0:0}, t=2, x=5] [L709] COND TRUE 0 i < n [L710] EXPR 0 a[i] [L710] 0 sum += a[i] [L709] 0 i++ VAL [a={5:0}, arg={0:0}, arg={0:0}, t=2, x=5] [L709] COND TRUE 0 i < n [L710] EXPR 0 a[i] [L710] 0 sum += a[i] [L709] 0 i++ VAL [a={5:0}, arg={0:0}, arg={0:0}, t=2, x=5] [L709] COND TRUE 0 i < n [L710] EXPR 0 a[i] [L710] 0 sum += a[i] [L709] 0 i++ VAL [a={5:0}, arg={0:0}, arg={0:0}, t=2, x=5] [L709] COND FALSE 0 !(i < n) [L689] COND TRUE 0 !(cond) [L689] 0 reach_error() VAL [a={5:0}, arg={0:0}, arg={0:0}, t=2, x=5] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 69 locations, 1 error locations. Started 10 CEGAR loops. EmptinessCheckTime: 12.8ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: UNSAFE, OverallTime: 146831.0ms, OverallIterations: 53, TraceHistogramMax: 10, EmptinessCheckTime: 0.0ms, AutomataDifference: 45245.1ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 45859.5ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 204 SDtfs, 477 SDslu, 0 SDs, 0 SdLazy, 1771 SolverSat, 707 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1116.7ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 848 GetRequests, 508 SyntacticMatches, 26 SemanticMatches, 314 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 717 ImplicationChecksByTransitivity, 1907.4ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=1010occurred in iteration=12, InterpolantAutomatonStates: 215, 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: 327.8ms SsaConstructionTime, 864.2ms SatisfiabilityAnalysisTime, 3990.9ms InterpolantComputationTime, 1483 NumberOfCodeBlocks, 1483 NumberOfCodeBlocksAsserted, 87 NumberOfCheckSat, 1200 ConstructedInterpolants, 0 QuantifiedInterpolants, 5006 SizeOfPredicates, 77 NumberOfNonLiveVariables, 3898 ConjunctsInSsa, 241 ConjunctsInUnsatCore, 76 InterpolantComputations, 11 PerfectInterpolantSequences, 575/990 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...