/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedSemanticLbeWithDisjunctivePredicates.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_19-callback_racing.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-d5b4239aa45c8d22a30959944f2ef622f7386a6d-d5b4239 [2021-03-26 11:59:28,186 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-26 11:59:28,189 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-26 11:59:28,226 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-26 11:59:28,227 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-26 11:59:28,229 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-26 11:59:28,232 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-26 11:59:28,237 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-26 11:59:28,239 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-26 11:59:28,243 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-26 11:59:28,244 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-26 11:59:28,245 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-26 11:59:28,245 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-26 11:59:28,247 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-26 11:59:28,248 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-26 11:59:28,249 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-26 11:59:28,251 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-26 11:59:28,252 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-26 11:59:28,255 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-26 11:59:28,262 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-26 11:59:28,264 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-26 11:59:28,265 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-26 11:59:28,265 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-26 11:59:28,267 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-26 11:59:28,273 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-03-26 11:59:28,276 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-03-26 11:59:28,277 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-03-26 11:59:28,278 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-03-26 11:59:28,279 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-03-26 11:59:28,279 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-03-26 11:59:28,280 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-03-26 11:59:28,280 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-03-26 11:59:28,280 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-03-26 11:59:28,281 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-26 11:59:28,281 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-26 11:59:28,282 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-26 11:59:28,287 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedSemanticLbeWithDisjunctivePredicates.epf [2021-03-26 11:59:28,322 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-26 11:59:28,322 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-26 11:59:28,325 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-26 11:59:28,326 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-26 11:59:28,326 INFO L138 SettingsManager]: * Use SBE=true [2021-03-26 11:59:28,326 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-26 11:59:28,326 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-26 11:59:28,326 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-26 11:59:28,326 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-26 11:59:28,327 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-26 11:59:28,327 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-26 11:59:28,328 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-26 11:59:28,328 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-26 11:59:28,328 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-26 11:59:28,328 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-26 11:59:28,328 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-26 11:59:28,328 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-26 11:59:28,328 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-26 11:59:28,329 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-26 11:59:28,329 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-26 11:59:28,329 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-26 11:59:28,329 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-26 11:59:28,329 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-26 11:59:28,329 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-26 11:59:28,330 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-26 11:59:28,330 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-26 11:59:28,330 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-26 11:59:28,330 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=SEMANTIC_BASED_MOVER_CHECK_WITH_PREDICATES_DISJUNCTIVE [2021-03-26 11:59:28,330 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-03-26 11:59:28,330 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-03-26 11:59:28,330 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-26 11:59:28,609 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-26 11:59:28,632 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-26 11:59:28,634 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-26 11:59:28,635 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-26 11:59:28,636 INFO L275 PluginConnector]: CDTParser initialized [2021-03-26 11:59:28,637 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_19-callback_racing.i [2021-03-26 11:59:28,698 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/904ea3495/3245ec9d3a794fb7820d9686af8ce171/FLAG758551711 [2021-03-26 11:59:29,139 INFO L306 CDTParser]: Found 1 translation units. [2021-03-26 11:59:29,140 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_19-callback_racing.i [2021-03-26 11:59:29,158 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/904ea3495/3245ec9d3a794fb7820d9686af8ce171/FLAG758551711 [2021-03-26 11:59:29,171 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/904ea3495/3245ec9d3a794fb7820d9686af8ce171 [2021-03-26 11:59:29,173 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-26 11:59:29,174 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-26 11:59:29,175 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-26 11:59:29,175 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-26 11:59:29,180 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-26 11:59:29,181 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.03 11:59:29" (1/1) ... [2021-03-26 11:59:29,182 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42a01dfa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 11:59:29, skipping insertion in model container [2021-03-26 11:59:29,183 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.03 11:59:29" (1/1) ... [2021-03-26 11:59:29,188 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-26 11:59:29,230 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-26 11:59:29,566 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_19-callback_racing.i[29949,29962] [2021-03-26 11:59:29,592 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-26 11:59:29,606 INFO L203 MainTranslator]: Completed pre-run [2021-03-26 11:59:29,649 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_19-callback_racing.i[29949,29962] [2021-03-26 11:59:29,666 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-26 11:59:29,735 INFO L208 MainTranslator]: Completed translation [2021-03-26 11:59:29,736 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 11:59:29 WrapperNode [2021-03-26 11:59:29,737 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-26 11:59:29,738 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-26 11:59:29,739 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-26 11:59:29,739 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-26 11:59:29,744 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 11:59:29" (1/1) ... [2021-03-26 11:59:29,774 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 11:59:29" (1/1) ... [2021-03-26 11:59:29,804 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-26 11:59:29,805 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-26 11:59:29,805 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-26 11:59:29,805 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-26 11:59:29,812 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 11:59:29" (1/1) ... [2021-03-26 11:59:29,812 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 11:59:29" (1/1) ... [2021-03-26 11:59:29,830 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 11:59:29" (1/1) ... [2021-03-26 11:59:29,831 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 11:59:29" (1/1) ... [2021-03-26 11:59:29,835 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 11:59:29" (1/1) ... [2021-03-26 11:59:29,847 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 11:59:29" (1/1) ... [2021-03-26 11:59:29,848 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 11:59:29" (1/1) ... [2021-03-26 11:59:29,851 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-26 11:59:29,852 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-26 11:59:29,852 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-26 11:59:29,852 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-26 11:59:29,853 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 11:59:29" (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 [2021-03-26 11:59:29,925 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-03-26 11:59:29,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-26 11:59:29,926 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-03-26 11:59:29,926 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-26 11:59:29,927 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-03-26 11:59:29,927 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-03-26 11:59:29,927 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-26 11:59:29,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-03-26 11:59:29,928 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-26 11:59:29,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-26 11:59:29,929 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-26 11:59:30,321 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-26 11:59:30,321 INFO L299 CfgBuilder]: Removed 23 assume(true) statements. [2021-03-26 11:59:30,322 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.03 11:59:30 BoogieIcfgContainer [2021-03-26 11:59:30,323 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-26 11:59:30,324 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-26 11:59:30,324 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-26 11:59:30,326 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-26 11:59:30,326 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.03 11:59:29" (1/3) ... [2021-03-26 11:59:30,327 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2988956d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.03 11:59:30, skipping insertion in model container [2021-03-26 11:59:30,327 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 11:59:29" (2/3) ... [2021-03-26 11:59:30,330 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2988956d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.03 11:59:30, skipping insertion in model container [2021-03-26 11:59:30,330 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.03 11:59:30" (3/3) ... [2021-03-26 11:59:30,331 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_19-callback_racing.i [2021-03-26 11:59:30,339 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-26 11:59:30,343 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-03-26 11:59:30,343 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-26 11:59:30,376 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:30,377 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:30,377 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:30,377 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:30,377 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:30,377 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:30,377 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:30,377 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:30,378 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:30,378 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:30,378 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:30,378 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:30,381 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:30,381 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:30,381 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:30,381 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:30,382 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:30,382 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:30,382 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:30,383 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:30,383 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:30,383 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:30,383 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:30,383 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:30,383 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:30,384 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:30,384 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:30,384 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:30,384 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:30,385 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:30,385 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:30,385 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:30,388 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:30,388 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:30,389 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:30,389 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:30,389 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:30,389 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:30,390 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:30,390 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:30,396 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-03-26 11:59:30,412 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-03-26 11:59:30,438 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-26 11:59:30,438 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-26 11:59:30,438 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-26 11:59:30,438 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-26 11:59:30,438 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-26 11:59:30,439 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-26 11:59:30,439 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-26 11:59:30,439 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-26 11:59:30,452 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 116 places, 128 transitions, 264 flow [2021-03-26 11:59:30,534 INFO L129 PetriNetUnfolder]: 26/195 cut-off events. [2021-03-26 11:59:30,534 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-03-26 11:59:30,543 INFO L84 FinitePrefix]: Finished finitePrefix Result has 201 conditions, 195 events. 26/195 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 512 event pairs, 0 based on Foata normal form. 0/165 useless extension candidates. Maximal degree in co-relation 97. Up to 6 conditions per place. [2021-03-26 11:59:30,543 INFO L82 GeneralOperation]: Start removeDead. Operand has 116 places, 128 transitions, 264 flow [2021-03-26 11:59:30,549 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 112 places, 123 transitions, 251 flow [2021-03-26 11:59:30,550 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:59:30,561 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 112 places, 123 transitions, 251 flow [2021-03-26 11:59:30,565 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 112 places, 123 transitions, 251 flow [2021-03-26 11:59:30,568 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 112 places, 123 transitions, 251 flow [2021-03-26 11:59:30,620 INFO L129 PetriNetUnfolder]: 25/190 cut-off events. [2021-03-26 11:59:30,621 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 11:59:30,623 INFO L84 FinitePrefix]: Finished finitePrefix Result has 195 conditions, 190 events. 25/190 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 487 event pairs, 0 based on Foata normal form. 0/160 useless extension candidates. Maximal degree in co-relation 97. Up to 6 conditions per place. [2021-03-26 11:59:30,627 INFO L142 LiptonReduction]: Number of co-enabled transitions 2880 [2021-03-26 11:59:32,777 INFO L154 LiptonReduction]: Checked pairs total: 1527 [2021-03-26 11:59:32,777 INFO L156 LiptonReduction]: Total number of compositions: 76 [2021-03-26 11:59:32,780 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2231 [2021-03-26 11:59:32,788 INFO L129 PetriNetUnfolder]: 0/31 cut-off events. [2021-03-26 11:59:32,789 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 11:59:32,789 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:59:32,789 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 11:59:32,790 INFO L428 AbstractCegarLoop]: === Iteration 1 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-03-26 11:59:32,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:59:32,794 INFO L82 PathProgramCache]: Analyzing trace with hash 1321509945, now seen corresponding path program 1 times [2021-03-26 11:59:32,801 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:59:32,802 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1292578061] [2021-03-26 11:59:32,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:59:32,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-26 11:59:32,903 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-26 11:59:32,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-26 11:59:32,928 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-26 11:59:32,946 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-26 11:59:32,946 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-03-26 11:59:32,947 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-26 11:59:32,947 WARN L342 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2021-03-26 11:59:32,948 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2021-03-26 11:59:32,956 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,956 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,957 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,957 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,957 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,957 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,957 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,957 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,957 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,957 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,958 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,958 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,958 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,958 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,958 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,958 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,958 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,958 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,959 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,959 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,959 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,959 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,959 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,959 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,959 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,959 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,959 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,960 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,960 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,960 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,960 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,960 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,960 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,960 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,961 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,961 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,961 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,961 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,961 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,961 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,961 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,961 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,961 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,962 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,962 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,962 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,962 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,962 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,962 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,962 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,962 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,962 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,963 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,963 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,963 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,963 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,963 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,963 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,963 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,963 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,963 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,964 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,964 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,964 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,964 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,964 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,964 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,965 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,965 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,965 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,965 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,965 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,966 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,966 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,966 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,967 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,967 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,967 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,967 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,967 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:32,969 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-03-26 11:59:32,969 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-03-26 11:59:32,971 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-26 11:59:32,971 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-26 11:59:32,971 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-26 11:59:32,971 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-26 11:59:32,971 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-26 11:59:32,971 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-26 11:59:32,971 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-26 11:59:32,971 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-26 11:59:32,973 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 136 places, 150 transitions, 318 flow [2021-03-26 11:59:32,997 INFO L129 PetriNetUnfolder]: 43/307 cut-off events. [2021-03-26 11:59:32,998 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2021-03-26 11:59:33,000 INFO L84 FinitePrefix]: Finished finitePrefix Result has 321 conditions, 307 events. 43/307 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 1121 event pairs, 0 based on Foata normal form. 0/258 useless extension candidates. Maximal degree in co-relation 197. Up to 9 conditions per place. [2021-03-26 11:59:33,000 INFO L82 GeneralOperation]: Start removeDead. Operand has 136 places, 150 transitions, 318 flow [2021-03-26 11:59:33,002 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 136 places, 150 transitions, 318 flow [2021-03-26 11:59:33,002 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:59:33,003 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 136 places, 150 transitions, 318 flow [2021-03-26 11:59:33,003 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 136 places, 150 transitions, 318 flow [2021-03-26 11:59:33,004 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 136 places, 150 transitions, 318 flow [2021-03-26 11:59:33,026 INFO L129 PetriNetUnfolder]: 43/307 cut-off events. [2021-03-26 11:59:33,027 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2021-03-26 11:59:33,028 INFO L84 FinitePrefix]: Finished finitePrefix Result has 321 conditions, 307 events. 43/307 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 1137 event pairs, 0 based on Foata normal form. 0/258 useless extension candidates. Maximal degree in co-relation 197. Up to 9 conditions per place. [2021-03-26 11:59:33,034 INFO L142 LiptonReduction]: Number of co-enabled transitions 7000 [2021-03-26 11:59:34,954 INFO L154 LiptonReduction]: Checked pairs total: 3405 [2021-03-26 11:59:34,954 INFO L156 LiptonReduction]: Total number of compositions: 80 [2021-03-26 11:59:34,954 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1952 [2021-03-26 11:59:34,960 INFO L129 PetriNetUnfolder]: 6/61 cut-off events. [2021-03-26 11:59:34,960 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-03-26 11:59:34,960 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:59:34,960 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 11:59:34,960 INFO L428 AbstractCegarLoop]: === Iteration 1 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:59:34,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:59:34,961 INFO L82 PathProgramCache]: Analyzing trace with hash 511954918, now seen corresponding path program 1 times [2021-03-26 11:59:34,961 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:59:34,961 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1078760621] [2021-03-26 11:59:34,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:59:34,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:59:35,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:35,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:59:35,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:35,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:59:35,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:35,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-26 11:59:35,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:35,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-26 11:59:35,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 11:59:35,128 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1078760621] [2021-03-26 11:59:35,129 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 11:59:35,129 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-26 11:59:35,129 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1586962736] [2021-03-26 11:59:35,135 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-26 11:59:35,135 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 11:59:35,144 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-26 11:59:35,146 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-26 11:59:35,149 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 181 out of 230 [2021-03-26 11:59:35,153 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 78 places, 88 transitions, 194 flow. Second operand has 5 states, 5 states have (on average 182.2) internal successors, (911), 5 states have internal predecessors, (911), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:59:35,153 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 11:59:35,153 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 181 of 230 [2021-03-26 11:59:35,154 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 11:59:35,355 INFO L129 PetriNetUnfolder]: 202/999 cut-off events. [2021-03-26 11:59:35,355 INFO L130 PetriNetUnfolder]: For 23/27 co-relation queries the response was YES. [2021-03-26 11:59:35,358 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1354 conditions, 999 events. 202/999 cut-off events. For 23/27 co-relation queries the response was YES. Maximal size of possible extension queue 55. Compared 7059 event pairs, 39 based on Foata normal form. 362/1248 useless extension candidates. Maximal degree in co-relation 857. Up to 137 conditions per place. [2021-03-26 11:59:35,363 INFO L132 encePairwiseOnDemand]: 213/230 looper letters, 35 selfloop transitions, 8 changer transitions 0/107 dead transitions. [2021-03-26 11:59:35,364 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 84 places, 107 transitions, 318 flow [2021-03-26 11:59:35,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-26 11:59:35,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-03-26 11:59:35,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 1549 transitions. [2021-03-26 11:59:35,384 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8418478260869565 [2021-03-26 11:59:35,390 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 1549 transitions. [2021-03-26 11:59:35,390 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 1549 transitions. [2021-03-26 11:59:35,394 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 11:59:35,397 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 1549 transitions. [2021-03-26 11:59:35,404 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 193.625) internal successors, (1549), 8 states have internal predecessors, (1549), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:59:35,414 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 230.0) internal successors, (2070), 9 states have internal predecessors, (2070), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:59:35,415 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 230.0) internal successors, (2070), 9 states have internal predecessors, (2070), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:59:35,417 INFO L185 Difference]: Start difference. First operand has 78 places, 88 transitions, 194 flow. Second operand 8 states and 1549 transitions. [2021-03-26 11:59:35,417 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 84 places, 107 transitions, 318 flow [2021-03-26 11:59:35,421 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 84 places, 107 transitions, 318 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-26 11:59:35,424 INFO L241 Difference]: Finished difference. Result has 89 places, 83 transitions, 229 flow [2021-03-26 11:59:35,426 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=230, PETRI_DIFFERENCE_MINUEND_FLOW=170, PETRI_DIFFERENCE_MINUEND_PLACES=77, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=76, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=71, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=229, PETRI_PLACES=89, PETRI_TRANSITIONS=83} [2021-03-26 11:59:35,427 INFO L343 CegarLoopForPetriNet]: 78 programPoint places, 11 predicate places. [2021-03-26 11:59:35,427 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:59:35,427 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 89 places, 83 transitions, 229 flow [2021-03-26 11:59:35,427 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 89 places, 83 transitions, 229 flow [2021-03-26 11:59:35,428 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 89 places, 83 transitions, 229 flow [2021-03-26 11:59:35,454 INFO L129 PetriNetUnfolder]: 25/355 cut-off events. [2021-03-26 11:59:35,455 INFO L130 PetriNetUnfolder]: For 57/67 co-relation queries the response was YES. [2021-03-26 11:59:35,456 INFO L84 FinitePrefix]: Finished finitePrefix Result has 446 conditions, 355 events. 25/355 cut-off events. For 57/67 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 1672 event pairs, 0 based on Foata normal form. 2/319 useless extension candidates. Maximal degree in co-relation 384. Up to 17 conditions per place. [2021-03-26 11:59:35,459 INFO L142 LiptonReduction]: Number of co-enabled transitions 2568 [2021-03-26 11:59:36,360 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2021-03-26 11:59:36,470 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2021-03-26 11:59:36,590 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2021-03-26 11:59:37,189 WARN L205 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 122 [2021-03-26 11:59:37,335 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2021-03-26 11:59:37,700 WARN L205 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 122 [2021-03-26 11:59:37,847 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2021-03-26 11:59:38,347 WARN L205 SmtUtils]: Spent 475.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 133 [2021-03-26 11:59:38,545 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2021-03-26 11:59:38,960 WARN L205 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 133 [2021-03-26 11:59:39,146 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2021-03-26 11:59:39,156 INFO L154 LiptonReduction]: Checked pairs total: 3876 [2021-03-26 11:59:39,156 INFO L156 LiptonReduction]: Total number of compositions: 24 [2021-03-26 11:59:39,156 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 3729 [2021-03-26 11:59:39,157 INFO L480 AbstractCegarLoop]: Abstraction has has 73 places, 67 transitions, 199 flow [2021-03-26 11:59:39,158 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 182.2) internal successors, (911), 5 states have internal predecessors, (911), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:59:39,158 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:59:39,158 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 11:59:39,158 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-26 11:59:39,158 INFO L428 AbstractCegarLoop]: === Iteration 2 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:59:39,159 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:59:39,159 INFO L82 PathProgramCache]: Analyzing trace with hash 8746271, now seen corresponding path program 1 times [2021-03-26 11:59:39,159 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:59:39,159 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1558054234] [2021-03-26 11:59:39,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:59:39,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-26 11:59:39,195 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-26 11:59:39,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-26 11:59:39,215 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-26 11:59:39,221 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-26 11:59:39,221 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-03-26 11:59:39,222 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-26 11:59:39,222 WARN L342 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2021-03-26 11:59:39,222 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2021-03-26 11:59:39,240 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,241 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,241 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,241 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,241 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,241 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,241 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,241 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,241 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,242 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,242 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,242 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,242 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,242 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,242 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,242 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,242 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,242 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,242 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,242 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,242 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,242 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,242 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,242 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,243 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,243 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,243 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,243 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,243 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,243 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,243 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,243 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,244 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,244 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,244 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,244 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,244 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,244 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,244 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,244 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,244 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,244 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,245 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,261 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,261 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,261 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,261 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,261 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,261 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,261 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,262 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,262 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,262 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,262 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,262 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,262 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,262 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,262 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,262 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,262 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,262 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,262 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,263 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,263 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,263 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,263 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,263 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,263 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,263 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,263 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,263 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,264 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,264 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,264 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,264 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,264 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,264 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,264 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,264 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,264 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,264 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,265 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,265 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,265 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,265 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,265 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,265 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,265 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,265 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,265 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,265 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,265 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,266 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,266 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,266 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,266 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,266 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,266 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,266 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,267 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,267 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,267 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,267 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,267 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,268 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,268 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,268 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,268 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,268 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,269 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,269 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,269 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,270 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,270 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,270 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,270 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,270 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,270 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,270 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,270 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:39,273 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-03-26 11:59:39,274 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-03-26 11:59:39,278 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-26 11:59:39,278 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-26 11:59:39,279 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-26 11:59:39,279 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-26 11:59:39,279 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-26 11:59:39,279 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-26 11:59:39,279 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-26 11:59:39,279 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-26 11:59:39,281 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 156 places, 172 transitions, 374 flow [2021-03-26 11:59:39,330 INFO L129 PetriNetUnfolder]: 65/450 cut-off events. [2021-03-26 11:59:39,331 INFO L130 PetriNetUnfolder]: For 19/19 co-relation queries the response was YES. [2021-03-26 11:59:39,333 INFO L84 FinitePrefix]: Finished finitePrefix Result has 478 conditions, 450 events. 65/450 cut-off events. For 19/19 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 1891 event pairs, 1 based on Foata normal form. 0/378 useless extension candidates. Maximal degree in co-relation 315. Up to 16 conditions per place. [2021-03-26 11:59:39,334 INFO L82 GeneralOperation]: Start removeDead. Operand has 156 places, 172 transitions, 374 flow [2021-03-26 11:59:39,337 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 156 places, 172 transitions, 374 flow [2021-03-26 11:59:39,337 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:59:39,337 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 156 places, 172 transitions, 374 flow [2021-03-26 11:59:39,338 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 156 places, 172 transitions, 374 flow [2021-03-26 11:59:39,338 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 156 places, 172 transitions, 374 flow [2021-03-26 11:59:39,371 INFO L129 PetriNetUnfolder]: 65/450 cut-off events. [2021-03-26 11:59:39,372 INFO L130 PetriNetUnfolder]: For 19/19 co-relation queries the response was YES. [2021-03-26 11:59:39,374 INFO L84 FinitePrefix]: Finished finitePrefix Result has 478 conditions, 450 events. 65/450 cut-off events. For 19/19 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 1925 event pairs, 1 based on Foata normal form. 0/378 useless extension candidates. Maximal degree in co-relation 315. Up to 16 conditions per place. [2021-03-26 11:59:39,385 INFO L142 LiptonReduction]: Number of co-enabled transitions 11880 [2021-03-26 11:59:41,377 INFO L154 LiptonReduction]: Checked pairs total: 5841 [2021-03-26 11:59:41,377 INFO L156 LiptonReduction]: Total number of compositions: 92 [2021-03-26 11:59:41,378 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2041 [2021-03-26 11:59:41,382 INFO L129 PetriNetUnfolder]: 3/50 cut-off events. [2021-03-26 11:59:41,382 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-03-26 11:59:41,382 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:59:41,382 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 11:59:41,383 INFO L428 AbstractCegarLoop]: === Iteration 1 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:59:41,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:59:41,383 INFO L82 PathProgramCache]: Analyzing trace with hash 170184907, now seen corresponding path program 1 times [2021-03-26 11:59:41,383 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:59:41,383 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1736313674] [2021-03-26 11:59:41,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:59:41,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:59:41,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:41,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:59:41,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:41,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:59:41,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:41,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-26 11:59:41,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:41,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-26 11:59:41,443 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 11:59:41,443 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1736313674] [2021-03-26 11:59:41,443 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 11:59:41,443 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-26 11:59:41,444 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [482569267] [2021-03-26 11:59:41,444 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-26 11:59:41,444 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 11:59:41,444 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-26 11:59:41,444 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-26 11:59:41,447 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 205 out of 264 [2021-03-26 11:59:41,448 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 92 places, 103 transitions, 236 flow. Second operand has 5 states, 5 states have (on average 206.2) internal successors, (1031), 5 states have internal predecessors, (1031), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:59:41,449 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 11:59:41,449 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 205 of 264 [2021-03-26 11:59:41,449 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 11:59:41,787 INFO L129 PetriNetUnfolder]: 611/2468 cut-off events. [2021-03-26 11:59:41,787 INFO L130 PetriNetUnfolder]: For 88/96 co-relation queries the response was YES. [2021-03-26 11:59:41,794 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3436 conditions, 2468 events. 611/2468 cut-off events. For 88/96 co-relation queries the response was YES. Maximal size of possible extension queue 109. Compared 21042 event pairs, 96 based on Foata normal form. 1090/3296 useless extension candidates. Maximal degree in co-relation 2053. Up to 365 conditions per place. [2021-03-26 11:59:41,803 INFO L132 encePairwiseOnDemand]: 245/264 looper letters, 42 selfloop transitions, 8 changer transitions 0/126 dead transitions. [2021-03-26 11:59:41,804 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 98 places, 126 transitions, 382 flow [2021-03-26 11:59:41,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-26 11:59:41,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-03-26 11:59:41,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 1762 transitions. [2021-03-26 11:59:41,808 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.834280303030303 [2021-03-26 11:59:41,808 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 1762 transitions. [2021-03-26 11:59:41,809 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 1762 transitions. [2021-03-26 11:59:41,809 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 11:59:41,810 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 1762 transitions. [2021-03-26 11:59:41,813 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 220.25) internal successors, (1762), 8 states have internal predecessors, (1762), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:59:41,816 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 264.0) internal successors, (2376), 9 states have internal predecessors, (2376), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:59:41,818 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 264.0) internal successors, (2376), 9 states have internal predecessors, (2376), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:59:41,818 INFO L185 Difference]: Start difference. First operand has 92 places, 103 transitions, 236 flow. Second operand 8 states and 1762 transitions. [2021-03-26 11:59:41,818 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 98 places, 126 transitions, 382 flow [2021-03-26 11:59:41,821 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 98 places, 126 transitions, 382 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-26 11:59:41,824 INFO L241 Difference]: Finished difference. Result has 103 places, 96 transitions, 267 flow [2021-03-26 11:59:41,825 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=264, PETRI_DIFFERENCE_MINUEND_FLOW=208, PETRI_DIFFERENCE_MINUEND_PLACES=91, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=89, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=84, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=267, PETRI_PLACES=103, PETRI_TRANSITIONS=96} [2021-03-26 11:59:41,825 INFO L343 CegarLoopForPetriNet]: 92 programPoint places, 11 predicate places. [2021-03-26 11:59:41,825 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:59:41,825 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 103 places, 96 transitions, 267 flow [2021-03-26 11:59:41,826 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 103 places, 96 transitions, 267 flow [2021-03-26 11:59:41,826 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 103 places, 96 transitions, 267 flow [2021-03-26 11:59:41,876 INFO L129 PetriNetUnfolder]: 57/673 cut-off events. [2021-03-26 11:59:41,876 INFO L130 PetriNetUnfolder]: For 114/126 co-relation queries the response was YES. [2021-03-26 11:59:41,879 INFO L84 FinitePrefix]: Finished finitePrefix Result has 830 conditions, 673 events. 57/673 cut-off events. For 114/126 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 3999 event pairs, 3 based on Foata normal form. 3/606 useless extension candidates. Maximal degree in co-relation 617. Up to 40 conditions per place. [2021-03-26 11:59:41,890 INFO L142 LiptonReduction]: Number of co-enabled transitions 4290 [2021-03-26 11:59:43,459 INFO L154 LiptonReduction]: Checked pairs total: 3534 [2021-03-26 11:59:43,459 INFO L156 LiptonReduction]: Total number of compositions: 26 [2021-03-26 11:59:43,459 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1634 [2021-03-26 11:59:43,460 INFO L480 AbstractCegarLoop]: Abstraction has has 82 places, 75 transitions, 227 flow [2021-03-26 11:59:43,460 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 206.2) internal successors, (1031), 5 states have internal predecessors, (1031), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:59:43,461 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:59:43,461 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 11:59:43,461 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-26 11:59:43,461 INFO L428 AbstractCegarLoop]: === Iteration 2 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:59:43,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:59:43,461 INFO L82 PathProgramCache]: Analyzing trace with hash -2024482173, now seen corresponding path program 1 times [2021-03-26 11:59:43,462 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:59:43,462 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [796287291] [2021-03-26 11:59:43,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:59:43,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:59:43,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:43,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:59:43,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:43,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:59:43,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:43,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-26 11:59:43,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:43,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-26 11:59:43,505 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-03-26 11:59:43,505 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [796287291] [2021-03-26 11:59:43,505 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 11:59:43,505 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-26 11:59:43,505 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1761373280] [2021-03-26 11:59:43,506 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-26 11:59:43,506 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 11:59:43,506 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-26 11:59:43,506 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-26 11:59:43,508 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 220 out of 290 [2021-03-26 11:59:43,509 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 82 places, 75 transitions, 227 flow. Second operand has 5 states, 5 states have (on average 221.2) internal successors, (1106), 5 states have internal predecessors, (1106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:59:43,509 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 11:59:43,509 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 220 of 290 [2021-03-26 11:59:43,509 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 11:59:43,787 INFO L129 PetriNetUnfolder]: 634/2625 cut-off events. [2021-03-26 11:59:43,787 INFO L130 PetriNetUnfolder]: For 840/842 co-relation queries the response was YES. [2021-03-26 11:59:43,798 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4316 conditions, 2625 events. 634/2625 cut-off events. For 840/842 co-relation queries the response was YES. Maximal size of possible extension queue 87. Compared 22032 event pairs, 190 based on Foata normal form. 0/2259 useless extension candidates. Maximal degree in co-relation 2998. Up to 482 conditions per place. [2021-03-26 11:59:43,808 INFO L132 encePairwiseOnDemand]: 285/290 looper letters, 33 selfloop transitions, 14 changer transitions 0/106 dead transitions. [2021-03-26 11:59:43,808 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 88 places, 106 transitions, 441 flow [2021-03-26 11:59:43,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-26 11:59:43,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-26 11:59:43,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1583 transitions. [2021-03-26 11:59:43,813 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7798029556650247 [2021-03-26 11:59:43,813 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1583 transitions. [2021-03-26 11:59:43,813 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1583 transitions. [2021-03-26 11:59:43,814 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 11:59:43,814 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1583 transitions. [2021-03-26 11:59:43,817 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 226.14285714285714) internal successors, (1583), 7 states have internal predecessors, (1583), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:59:43,820 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 290.0) internal successors, (2320), 8 states have internal predecessors, (2320), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:59:43,821 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 290.0) internal successors, (2320), 8 states have internal predecessors, (2320), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:59:43,821 INFO L185 Difference]: Start difference. First operand has 82 places, 75 transitions, 227 flow. Second operand 7 states and 1583 transitions. [2021-03-26 11:59:43,821 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 88 places, 106 transitions, 441 flow [2021-03-26 11:59:43,827 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 88 places, 106 transitions, 435 flow, removed 3 selfloop flow, removed 0 redundant places. [2021-03-26 11:59:43,830 INFO L241 Difference]: Finished difference. Result has 91 places, 84 transitions, 313 flow [2021-03-26 11:59:43,830 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=290, PETRI_DIFFERENCE_MINUEND_FLOW=225, PETRI_DIFFERENCE_MINUEND_PLACES=82, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=75, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=69, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=313, PETRI_PLACES=91, PETRI_TRANSITIONS=84} [2021-03-26 11:59:43,831 INFO L343 CegarLoopForPetriNet]: 92 programPoint places, -1 predicate places. [2021-03-26 11:59:43,831 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:59:43,831 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 91 places, 84 transitions, 313 flow [2021-03-26 11:59:43,831 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 91 places, 84 transitions, 313 flow [2021-03-26 11:59:43,832 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 91 places, 84 transitions, 313 flow [2021-03-26 11:59:43,918 INFO L129 PetriNetUnfolder]: 138/1343 cut-off events. [2021-03-26 11:59:43,918 INFO L130 PetriNetUnfolder]: For 349/369 co-relation queries the response was YES. [2021-03-26 11:59:43,924 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1787 conditions, 1343 events. 138/1343 cut-off events. For 349/369 co-relation queries the response was YES. Maximal size of possible extension queue 47. Compared 10154 event pairs, 13 based on Foata normal form. 3/1188 useless extension candidates. Maximal degree in co-relation 1350. Up to 79 conditions per place. [2021-03-26 11:59:43,935 INFO L142 LiptonReduction]: Number of co-enabled transitions 2636 [2021-03-26 11:59:44,561 WARN L205 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 133 [2021-03-26 11:59:44,760 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2021-03-26 11:59:45,201 WARN L205 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 133 [2021-03-26 11:59:45,402 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2021-03-26 11:59:45,725 INFO L154 LiptonReduction]: Checked pairs total: 4846 [2021-03-26 11:59:45,725 INFO L156 LiptonReduction]: Total number of compositions: 13 [2021-03-26 11:59:45,725 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1894 [2021-03-26 11:59:45,726 INFO L480 AbstractCegarLoop]: Abstraction has has 88 places, 81 transitions, 309 flow [2021-03-26 11:59:45,727 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 221.2) internal successors, (1106), 5 states have internal predecessors, (1106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:59:45,727 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:59:45,727 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 11:59:45,727 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-03-26 11:59:45,727 INFO L428 AbstractCegarLoop]: === Iteration 3 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:59:45,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:59:45,728 INFO L82 PathProgramCache]: Analyzing trace with hash 759484302, now seen corresponding path program 1 times [2021-03-26 11:59:45,728 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:59:45,728 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [14306050] [2021-03-26 11:59:45,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:59:45,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:59:45,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:45,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:59:45,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:45,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:59:45,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:45,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-26 11:59:45,777 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-03-26 11:59:45,777 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [14306050] [2021-03-26 11:59:45,778 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 11:59:45,778 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-26 11:59:45,778 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [305442818] [2021-03-26 11:59:45,779 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-26 11:59:45,779 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 11:59:45,779 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-26 11:59:45,779 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-26 11:59:45,780 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 222 out of 303 [2021-03-26 11:59:45,782 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 88 places, 81 transitions, 309 flow. Second operand has 4 states, 4 states have (on average 223.0) internal successors, (892), 4 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) [2021-03-26 11:59:45,782 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 11:59:45,782 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 222 of 303 [2021-03-26 11:59:45,782 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 11:59:46,127 INFO L129 PetriNetUnfolder]: 670/3021 cut-off events. [2021-03-26 11:59:46,128 INFO L130 PetriNetUnfolder]: For 1635/2039 co-relation queries the response was YES. [2021-03-26 11:59:46,143 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5358 conditions, 3021 events. 670/3021 cut-off events. For 1635/2039 co-relation queries the response was YES. Maximal size of possible extension queue 112. Compared 26859 event pairs, 305 based on Foata normal form. 7/2598 useless extension candidates. Maximal degree in co-relation 4069. Up to 508 conditions per place. [2021-03-26 11:59:46,159 INFO L132 encePairwiseOnDemand]: 294/303 looper letters, 27 selfloop transitions, 21 changer transitions 0/105 dead transitions. [2021-03-26 11:59:46,159 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 92 places, 105 transitions, 540 flow [2021-03-26 11:59:46,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-26 11:59:46,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-26 11:59:46,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1151 transitions. [2021-03-26 11:59:46,162 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7597359735973598 [2021-03-26 11:59:46,163 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 1151 transitions. [2021-03-26 11:59:46,163 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 1151 transitions. [2021-03-26 11:59:46,163 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 11:59:46,163 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 1151 transitions. [2021-03-26 11:59:46,166 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 230.2) internal successors, (1151), 5 states have internal predecessors, (1151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:59:46,168 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 303.0) internal successors, (1818), 6 states have internal predecessors, (1818), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:59:46,168 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 303.0) internal successors, (1818), 6 states have internal predecessors, (1818), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:59:46,168 INFO L185 Difference]: Start difference. First operand has 88 places, 81 transitions, 309 flow. Second operand 5 states and 1151 transitions. [2021-03-26 11:59:46,168 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 92 places, 105 transitions, 540 flow [2021-03-26 11:59:46,175 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 92 places, 105 transitions, 536 flow, removed 2 selfloop flow, removed 0 redundant places. [2021-03-26 11:59:46,177 INFO L241 Difference]: Finished difference. Result has 94 places, 92 transitions, 459 flow [2021-03-26 11:59:46,177 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=303, PETRI_DIFFERENCE_MINUEND_FLOW=307, PETRI_DIFFERENCE_MINUEND_PLACES=88, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=81, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=69, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=459, PETRI_PLACES=94, PETRI_TRANSITIONS=92} [2021-03-26 11:59:46,177 INFO L343 CegarLoopForPetriNet]: 92 programPoint places, 2 predicate places. [2021-03-26 11:59:46,177 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:59:46,178 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 94 places, 92 transitions, 459 flow [2021-03-26 11:59:46,178 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 94 places, 92 transitions, 459 flow [2021-03-26 11:59:46,178 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 94 places, 92 transitions, 459 flow [2021-03-26 11:59:46,279 INFO L129 PetriNetUnfolder]: 151/1489 cut-off events. [2021-03-26 11:59:46,279 INFO L130 PetriNetUnfolder]: For 681/716 co-relation queries the response was YES. [2021-03-26 11:59:46,285 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2093 conditions, 1489 events. 151/1489 cut-off events. For 681/716 co-relation queries the response was YES. Maximal size of possible extension queue 48. Compared 11726 event pairs, 32 based on Foata normal form. 3/1311 useless extension candidates. Maximal degree in co-relation 1542. Up to 128 conditions per place. [2021-03-26 11:59:46,327 INFO L142 LiptonReduction]: Number of co-enabled transitions 2586 [2021-03-26 11:59:46,735 INFO L154 LiptonReduction]: Checked pairs total: 5792 [2021-03-26 11:59:46,736 INFO L156 LiptonReduction]: Total number of compositions: 20 [2021-03-26 11:59:46,736 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 559 [2021-03-26 11:59:46,743 INFO L480 AbstractCegarLoop]: Abstraction has has 94 places, 92 transitions, 459 flow [2021-03-26 11:59:46,744 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 223.0) internal successors, (892), 4 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) [2021-03-26 11:59:46,744 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:59:46,744 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 11:59:46,744 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-03-26 11:59:46,744 INFO L428 AbstractCegarLoop]: === Iteration 4 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:59:46,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:59:46,745 INFO L82 PathProgramCache]: Analyzing trace with hash 419190350, now seen corresponding path program 1 times [2021-03-26 11:59:46,745 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:59:46,745 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [575045445] [2021-03-26 11:59:46,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:59:46,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:59:46,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:46,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:59:46,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:46,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:59:46,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:46,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:59:46,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:46,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:59:46,804 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 11:59:46,804 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [575045445] [2021-03-26 11:59:46,804 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [688051777] [2021-03-26 11:59:46,804 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 [2021-03-26 11:59:46,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:59:46,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 4 conjunts are in the unsatisfiable core [2021-03-26 11:59:46,891 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 11:59:46,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:46,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:59:46,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:46,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:59:46,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:46,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:59:46,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:46,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:59:46,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:46,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:59:46,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:46,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:59:46,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:46,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:59:46,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:46,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:59:46,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:46,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:59:46,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:46,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:59:46,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:46,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:59:46,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:46,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:59:46,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:46,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:59:46,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:46,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:59:46,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:46,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:59:46,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:46,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:59:46,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:46,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:59:46,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:46,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:59:46,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:46,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:59:46,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:46,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:59:46,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:46,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:59:46,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:46,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:59:46,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:46,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:59:46,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:46,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:59:46,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:46,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:59:46,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:46,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:59:46,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:46,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:59:46,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:46,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:59:46,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:46,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:59:46,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:46,990 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:59:46,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:46,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 11:59:46,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 11:59:46,993 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:47,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:59:47,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:47,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:59:47,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:47,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 11:59:47,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:47,025 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 11:59:47,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:47,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 11:59:47,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 11:59:47,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:47,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:59:47,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:47,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:59:47,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:47,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:59:47,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:47,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:59:47,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:47,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:59:47,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:47,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:59:47,032 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-26 11:59:47,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:59:47,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:47,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:59:47,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:47,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:59:47,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:47,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:59:47,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:47,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:59:47,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:47,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:59:47,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:47,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:59:47,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:47,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:59:47,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:47,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:59:47,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:47,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:59:47,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:47,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:59:47,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:47,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:59:47,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:47,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:59:47,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:47,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:59:47,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:47,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:59:47,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:47,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:59:47,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:47,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:59:47,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:47,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:59:47,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:47,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:59:47,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:47,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:59:47,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:47,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:59:47,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:47,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:59:47,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:47,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:59:47,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:47,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:59:47,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:47,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:59:47,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:47,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:59:47,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:47,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:59:47,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:47,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:59:47,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:47,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:59:47,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:47,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:59:47,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:47,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:59:47,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:47,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:59:47,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:47,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:59:47,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:47,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:59:47,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:47,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:59:47,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:47,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:59:47,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:47,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:59:47,070 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 11:59:47,070 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 11:59:47,070 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2021-03-26 11:59:47,070 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [729239906] [2021-03-26 11:59:47,071 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-26 11:59:47,071 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 11:59:47,071 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-26 11:59:47,071 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-03-26 11:59:47,073 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 265 out of 323 [2021-03-26 11:59:47,074 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 94 places, 92 transitions, 459 flow. Second operand has 7 states, 7 states have (on average 266.7142857142857) internal successors, (1867), 7 states have internal predecessors, (1867), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:59:47,075 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 11:59:47,075 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 265 of 323 [2021-03-26 11:59:47,075 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 11:59:47,366 INFO L129 PetriNetUnfolder]: 185/1815 cut-off events. [2021-03-26 11:59:47,367 INFO L130 PetriNetUnfolder]: For 706/740 co-relation queries the response was YES. [2021-03-26 11:59:47,376 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2520 conditions, 1815 events. 185/1815 cut-off events. For 706/740 co-relation queries the response was YES. Maximal size of possible extension queue 67. Compared 15735 event pairs, 35 based on Foata normal form. 2/1595 useless extension candidates. Maximal degree in co-relation 1805. Up to 136 conditions per place. [2021-03-26 11:59:47,382 INFO L132 encePairwiseOnDemand]: 318/323 looper letters, 11 selfloop transitions, 5 changer transitions 4/101 dead transitions. [2021-03-26 11:59:47,382 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 99 places, 101 transitions, 509 flow [2021-03-26 11:59:47,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-26 11:59:47,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-26 11:59:47,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1608 transitions. [2021-03-26 11:59:47,386 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8297213622291022 [2021-03-26 11:59:47,386 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1608 transitions. [2021-03-26 11:59:47,386 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1608 transitions. [2021-03-26 11:59:47,387 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 11:59:47,387 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1608 transitions. [2021-03-26 11:59:47,390 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 268.0) internal successors, (1608), 6 states have internal predecessors, (1608), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:59:47,392 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 323.0) internal successors, (2261), 7 states have internal predecessors, (2261), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:59:47,393 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 323.0) internal successors, (2261), 7 states have internal predecessors, (2261), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:59:47,393 INFO L185 Difference]: Start difference. First operand has 94 places, 92 transitions, 459 flow. Second operand 6 states and 1608 transitions. [2021-03-26 11:59:47,393 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 99 places, 101 transitions, 509 flow [2021-03-26 11:59:47,397 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 99 places, 101 transitions, 509 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-26 11:59:47,401 INFO L241 Difference]: Finished difference. Result has 102 places, 92 transitions, 451 flow [2021-03-26 11:59:47,401 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=323, PETRI_DIFFERENCE_MINUEND_FLOW=459, PETRI_DIFFERENCE_MINUEND_PLACES=94, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=92, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=88, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=451, PETRI_PLACES=102, PETRI_TRANSITIONS=92} [2021-03-26 11:59:47,401 INFO L343 CegarLoopForPetriNet]: 92 programPoint places, 10 predicate places. [2021-03-26 11:59:47,401 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:59:47,402 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 102 places, 92 transitions, 451 flow [2021-03-26 11:59:47,402 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 102 places, 92 transitions, 451 flow [2021-03-26 11:59:47,402 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 102 places, 92 transitions, 451 flow [2021-03-26 11:59:47,624 INFO L129 PetriNetUnfolder]: 165/1683 cut-off events. [2021-03-26 11:59:47,624 INFO L130 PetriNetUnfolder]: For 661/695 co-relation queries the response was YES. [2021-03-26 11:59:47,633 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2344 conditions, 1683 events. 165/1683 cut-off events. For 661/695 co-relation queries the response was YES. Maximal size of possible extension queue 63. Compared 14266 event pairs, 35 based on Foata normal form. 2/1479 useless extension candidates. Maximal degree in co-relation 1719. Up to 128 conditions per place. [2021-03-26 11:59:47,658 INFO L142 LiptonReduction]: Number of co-enabled transitions 2616 [2021-03-26 11:59:47,950 INFO L154 LiptonReduction]: Checked pairs total: 7408 [2021-03-26 11:59:47,950 INFO L156 LiptonReduction]: Total number of compositions: 4 [2021-03-26 11:59:47,950 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 549 [2021-03-26 11:59:47,951 INFO L480 AbstractCegarLoop]: Abstraction has has 100 places, 90 transitions, 447 flow [2021-03-26 11:59:47,951 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 266.7142857142857) internal successors, (1867), 7 states have internal predecessors, (1867), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:59:47,951 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:59:47,951 INFO L263 CegarLoopForPetriNet]: trace histogram [4, 4, 3, 3, 3, 3, 1, 1, 1, 1, 1] [2021-03-26 11:59:48,175 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2021-03-26 11:59:48,176 INFO L428 AbstractCegarLoop]: === Iteration 5 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:59:48,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:59:48,176 INFO L82 PathProgramCache]: Analyzing trace with hash -283795414, now seen corresponding path program 1 times [2021-03-26 11:59:48,176 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:59:48,176 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [23835561] [2021-03-26 11:59:48,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:59:48,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-26 11:59:48,201 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-26 11:59:48,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-26 11:59:48,213 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-26 11:59:48,225 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-26 11:59:48,225 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-03-26 11:59:48,226 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-03-26 11:59:48,226 WARN L342 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2021-03-26 11:59:48,226 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2021-03-26 11:59:48,241 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,242 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,242 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,242 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,242 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,242 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,242 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,242 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,242 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,242 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,242 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,242 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,242 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,242 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,242 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,243 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,243 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,246 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,246 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,247 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,247 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,247 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,247 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,247 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,247 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,247 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,247 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,247 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,247 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,247 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,247 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,247 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,248 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,248 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,248 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,248 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,248 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,248 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,248 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,248 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,248 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,248 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,248 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,248 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,249 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,249 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,249 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,249 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,249 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,249 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,249 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,249 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,249 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,249 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,249 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,250 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,250 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,250 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,250 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,251 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,251 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,251 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,251 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,251 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,251 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,251 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,251 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,251 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,251 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,251 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,251 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,251 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,251 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,252 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,252 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,252 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,252 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,252 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,252 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,252 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,252 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,252 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,252 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,252 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,252 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,252 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,252 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,253 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,253 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,253 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,253 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,253 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,253 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,253 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,253 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,253 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,254 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,254 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,254 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,254 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,254 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,254 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,254 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,254 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,254 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,254 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,254 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,254 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,254 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,255 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,255 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,255 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,255 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,255 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,255 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,255 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,255 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,255 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,255 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,255 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,255 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,255 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,255 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,255 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,256 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,256 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,256 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,256 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,256 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,256 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,256 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,257 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,257 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,257 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,257 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,257 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,258 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,258 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,258 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,259 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,259 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,259 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,259 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,259 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,260 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,260 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,260 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,260 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,260 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,260 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,260 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,260 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,261 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,261 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,261 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,261 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,261 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,261 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,261 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,261 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 11:59:48,264 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-03-26 11:59:48,265 INFO L253 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2021-03-26 11:59:48,265 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-26 11:59:48,266 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-26 11:59:48,266 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-26 11:59:48,266 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-26 11:59:48,266 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-26 11:59:48,266 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-26 11:59:48,266 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-26 11:59:48,266 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-26 11:59:48,270 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 176 places, 194 transitions, 432 flow [2021-03-26 11:59:48,352 INFO L129 PetriNetUnfolder]: 99/657 cut-off events. [2021-03-26 11:59:48,353 INFO L130 PetriNetUnfolder]: For 48/48 co-relation queries the response was YES. [2021-03-26 11:59:48,357 INFO L84 FinitePrefix]: Finished finitePrefix Result has 712 conditions, 657 events. 99/657 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 3038 event pairs, 6 based on Foata normal form. 0/554 useless extension candidates. Maximal degree in co-relation 470. Up to 32 conditions per place. [2021-03-26 11:59:48,357 INFO L82 GeneralOperation]: Start removeDead. Operand has 176 places, 194 transitions, 432 flow [2021-03-26 11:59:48,366 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 176 places, 194 transitions, 432 flow [2021-03-26 11:59:48,366 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:59:48,366 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 176 places, 194 transitions, 432 flow [2021-03-26 11:59:48,366 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 176 places, 194 transitions, 432 flow [2021-03-26 11:59:48,367 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 176 places, 194 transitions, 432 flow [2021-03-26 11:59:48,432 INFO L129 PetriNetUnfolder]: 99/657 cut-off events. [2021-03-26 11:59:48,432 INFO L130 PetriNetUnfolder]: For 48/48 co-relation queries the response was YES. [2021-03-26 11:59:48,438 INFO L84 FinitePrefix]: Finished finitePrefix Result has 712 conditions, 657 events. 99/657 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 3055 event pairs, 6 based on Foata normal form. 0/554 useless extension candidates. Maximal degree in co-relation 470. Up to 32 conditions per place. [2021-03-26 11:59:48,463 INFO L142 LiptonReduction]: Number of co-enabled transitions 17680 [2021-03-26 11:59:50,929 INFO L154 LiptonReduction]: Checked pairs total: 8285 [2021-03-26 11:59:50,929 INFO L156 LiptonReduction]: Total number of compositions: 96 [2021-03-26 11:59:50,929 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2563 [2021-03-26 11:59:50,935 INFO L129 PetriNetUnfolder]: 9/66 cut-off events. [2021-03-26 11:59:50,935 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-03-26 11:59:50,935 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:59:50,935 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 11:59:50,935 INFO L428 AbstractCegarLoop]: === Iteration 1 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:59:50,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:59:50,936 INFO L82 PathProgramCache]: Analyzing trace with hash 1676363699, now seen corresponding path program 1 times [2021-03-26 11:59:50,936 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:59:50,936 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [474039517] [2021-03-26 11:59:50,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:59:50,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:59:50,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:50,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:59:50,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:50,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:59:50,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:50,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-26 11:59:50,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:50,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-26 11:59:50,980 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 11:59:50,981 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [474039517] [2021-03-26 11:59:50,981 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 11:59:50,981 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-26 11:59:50,981 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1047237808] [2021-03-26 11:59:50,981 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-26 11:59:50,981 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 11:59:50,981 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-26 11:59:50,981 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-26 11:59:50,983 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 226 out of 290 [2021-03-26 11:59:50,984 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 108 places, 123 transitions, 290 flow. Second operand has 5 states, 5 states have (on average 227.2) internal successors, (1136), 5 states have internal predecessors, (1136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:59:50,984 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 11:59:50,984 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 226 of 290 [2021-03-26 11:59:50,984 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 11:59:51,640 INFO L129 PetriNetUnfolder]: 1682/6163 cut-off events. [2021-03-26 11:59:51,640 INFO L130 PetriNetUnfolder]: For 336/357 co-relation queries the response was YES. [2021-03-26 11:59:51,674 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8661 conditions, 6163 events. 1682/6163 cut-off events. For 336/357 co-relation queries the response was YES. Maximal size of possible extension queue 236. Compared 61229 event pairs, 256 based on Foata normal form. 3450/8991 useless extension candidates. Maximal degree in co-relation 5077. Up to 901 conditions per place. [2021-03-26 11:59:51,706 INFO L132 encePairwiseOnDemand]: 266/290 looper letters, 49 selfloop transitions, 8 changer transitions 0/145 dead transitions. [2021-03-26 11:59:51,706 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 112 places, 145 transitions, 448 flow [2021-03-26 11:59:51,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-26 11:59:51,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-03-26 11:59:51,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 1968 transitions. [2021-03-26 11:59:51,711 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8482758620689655 [2021-03-26 11:59:51,711 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 1968 transitions. [2021-03-26 11:59:51,711 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 1968 transitions. [2021-03-26 11:59:51,712 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 11:59:51,712 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 1968 transitions. [2021-03-26 11:59:51,715 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 246.0) internal successors, (1968), 8 states have internal predecessors, (1968), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:59:51,718 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 290.0) internal successors, (2610), 9 states have internal predecessors, (2610), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:59:51,719 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 290.0) internal successors, (2610), 9 states have internal predecessors, (2610), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:59:51,719 INFO L185 Difference]: Start difference. First operand has 108 places, 123 transitions, 290 flow. Second operand 8 states and 1968 transitions. [2021-03-26 11:59:51,719 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 112 places, 145 transitions, 448 flow [2021-03-26 11:59:51,722 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 112 places, 145 transitions, 448 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-26 11:59:51,723 INFO L241 Difference]: Finished difference. Result has 117 places, 109 transitions, 307 flow [2021-03-26 11:59:51,724 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=290, PETRI_DIFFERENCE_MINUEND_FLOW=248, PETRI_DIFFERENCE_MINUEND_PLACES=105, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=102, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=97, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=307, PETRI_PLACES=117, PETRI_TRANSITIONS=109} [2021-03-26 11:59:51,724 INFO L343 CegarLoopForPetriNet]: 108 programPoint places, 9 predicate places. [2021-03-26 11:59:51,724 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:59:51,724 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 117 places, 109 transitions, 307 flow [2021-03-26 11:59:51,724 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 117 places, 109 transitions, 307 flow [2021-03-26 11:59:51,725 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 117 places, 109 transitions, 307 flow [2021-03-26 11:59:51,798 INFO L129 PetriNetUnfolder]: 95/927 cut-off events. [2021-03-26 11:59:51,799 INFO L130 PetriNetUnfolder]: For 187/204 co-relation queries the response was YES. [2021-03-26 11:59:51,802 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1167 conditions, 927 events. 95/927 cut-off events. For 187/204 co-relation queries the response was YES. Maximal size of possible extension queue 26. Compared 5905 event pairs, 18 based on Foata normal form. 4/837 useless extension candidates. Maximal degree in co-relation 989. Up to 96 conditions per place. [2021-03-26 11:59:51,813 INFO L142 LiptonReduction]: Number of co-enabled transitions 6320 [2021-03-26 11:59:53,453 INFO L154 LiptonReduction]: Checked pairs total: 6965 [2021-03-26 11:59:53,453 INFO L156 LiptonReduction]: Total number of compositions: 37 [2021-03-26 11:59:53,453 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1729 [2021-03-26 11:59:53,454 INFO L480 AbstractCegarLoop]: Abstraction has has 91 places, 83 transitions, 257 flow [2021-03-26 11:59:53,454 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 227.2) internal successors, (1136), 5 states have internal predecessors, (1136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:59:53,454 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:59:53,454 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 11:59:53,454 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-03-26 11:59:53,455 INFO L428 AbstractCegarLoop]: === Iteration 2 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:59:53,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:59:53,455 INFO L82 PathProgramCache]: Analyzing trace with hash 1412215293, now seen corresponding path program 1 times [2021-03-26 11:59:53,455 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:59:53,455 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [894351944] [2021-03-26 11:59:53,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:59:53,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:59:53,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:53,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:59:53,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:53,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:59:53,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:53,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-26 11:59:53,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:53,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-26 11:59:53,488 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-03-26 11:59:53,489 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [894351944] [2021-03-26 11:59:53,489 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 11:59:53,489 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-26 11:59:53,489 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2012192451] [2021-03-26 11:59:53,489 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-26 11:59:53,489 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 11:59:53,489 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-26 11:59:53,489 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-26 11:59:53,491 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 248 out of 327 [2021-03-26 11:59:53,492 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 91 places, 83 transitions, 257 flow. Second operand has 5 states, 5 states have (on average 249.2) internal successors, (1246), 5 states have internal predecessors, (1246), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:59:53,492 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 11:59:53,492 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 248 of 327 [2021-03-26 11:59:53,492 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 11:59:54,454 INFO L129 PetriNetUnfolder]: 2870/9877 cut-off events. [2021-03-26 11:59:54,454 INFO L130 PetriNetUnfolder]: For 2952/3090 co-relation queries the response was YES. [2021-03-26 11:59:54,513 INFO L84 FinitePrefix]: Finished finitePrefix Result has 16132 conditions, 9877 events. 2870/9877 cut-off events. For 2952/3090 co-relation queries the response was YES. Maximal size of possible extension queue 343. Compared 103045 event pairs, 930 based on Foata normal form. 0/8329 useless extension candidates. Maximal degree in co-relation 10851. Up to 1649 conditions per place. [2021-03-26 11:59:54,557 INFO L132 encePairwiseOnDemand]: 317/327 looper letters, 46 selfloop transitions, 24 changer transitions 0/135 dead transitions. [2021-03-26 11:59:54,558 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 97 places, 135 transitions, 583 flow [2021-03-26 11:59:54,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-26 11:59:54,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-26 11:59:54,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1805 transitions. [2021-03-26 11:59:54,640 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7885539536915683 [2021-03-26 11:59:54,640 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1805 transitions. [2021-03-26 11:59:54,640 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1805 transitions. [2021-03-26 11:59:54,641 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 11:59:54,641 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1805 transitions. [2021-03-26 11:59:54,643 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 257.85714285714283) internal successors, (1805), 7 states have internal predecessors, (1805), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:59:54,646 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 327.0) internal successors, (2616), 8 states have internal predecessors, (2616), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:59:54,647 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 327.0) internal successors, (2616), 8 states have internal predecessors, (2616), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:59:54,647 INFO L185 Difference]: Start difference. First operand has 91 places, 83 transitions, 257 flow. Second operand 7 states and 1805 transitions. [2021-03-26 11:59:54,647 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 97 places, 135 transitions, 583 flow [2021-03-26 11:59:54,654 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 97 places, 135 transitions, 577 flow, removed 3 selfloop flow, removed 0 redundant places. [2021-03-26 11:59:54,655 INFO L241 Difference]: Finished difference. Result has 103 places, 102 transitions, 459 flow [2021-03-26 11:59:54,656 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=327, PETRI_DIFFERENCE_MINUEND_FLOW=255, PETRI_DIFFERENCE_MINUEND_PLACES=91, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=83, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=74, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=459, PETRI_PLACES=103, PETRI_TRANSITIONS=102} [2021-03-26 11:59:54,656 INFO L343 CegarLoopForPetriNet]: 108 programPoint places, -5 predicate places. [2021-03-26 11:59:54,656 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:59:54,656 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 103 places, 102 transitions, 459 flow [2021-03-26 11:59:54,656 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 103 places, 102 transitions, 459 flow [2021-03-26 11:59:54,657 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 103 places, 102 transitions, 459 flow [2021-03-26 11:59:55,052 INFO L129 PetriNetUnfolder]: 568/3448 cut-off events. [2021-03-26 11:59:55,052 INFO L130 PetriNetUnfolder]: For 3572/4056 co-relation queries the response was YES. [2021-03-26 11:59:55,072 INFO L84 FinitePrefix]: Finished finitePrefix Result has 6036 conditions, 3448 events. 568/3448 cut-off events. For 3572/4056 co-relation queries the response was YES. Maximal size of possible extension queue 129. Compared 32103 event pairs, 214 based on Foata normal form. 16/2978 useless extension candidates. Maximal degree in co-relation 4510. Up to 408 conditions per place. [2021-03-26 11:59:55,121 INFO L142 LiptonReduction]: Number of co-enabled transitions 4274 [2021-03-26 11:59:56,135 WARN L205 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 133 [2021-03-26 11:59:56,337 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2021-03-26 11:59:56,761 WARN L205 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 133 [2021-03-26 11:59:56,959 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2021-03-26 11:59:57,563 INFO L154 LiptonReduction]: Checked pairs total: 8066 [2021-03-26 11:59:57,564 INFO L156 LiptonReduction]: Total number of compositions: 19 [2021-03-26 11:59:57,564 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2908 [2021-03-26 11:59:57,564 INFO L480 AbstractCegarLoop]: Abstraction has has 100 places, 99 transitions, 453 flow [2021-03-26 11:59:57,565 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 249.2) internal successors, (1246), 5 states have internal predecessors, (1246), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:59:57,565 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 11:59:57,565 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 11:59:57,565 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-03-26 11:59:57,565 INFO L428 AbstractCegarLoop]: === Iteration 3 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 11:59:57,566 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 11:59:57,566 INFO L82 PathProgramCache]: Analyzing trace with hash -1831819983, now seen corresponding path program 1 times [2021-03-26 11:59:57,566 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 11:59:57,566 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [36929964] [2021-03-26 11:59:57,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 11:59:57,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 11:59:57,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:57,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 11:59:57,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:57,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 11:59:57,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 11:59:57,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-26 11:59:57,597 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-03-26 11:59:57,597 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [36929964] [2021-03-26 11:59:57,597 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 11:59:57,597 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-26 11:59:57,597 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [772335569] [2021-03-26 11:59:57,598 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-26 11:59:57,598 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 11:59:57,598 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-26 11:59:57,598 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-26 11:59:57,599 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 254 out of 346 [2021-03-26 11:59:57,600 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 100 places, 99 transitions, 453 flow. Second operand has 4 states, 4 states have (on average 255.0) internal successors, (1020), 4 states have internal predecessors, (1020), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:59:57,600 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 11:59:57,600 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 254 of 346 [2021-03-26 11:59:57,600 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 11:59:59,481 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1372] L702-3-->L702-5: Formula: (= v_~glob~0_263 (+ |v_ULTIMATE.start_bar_#t~post10_131| 1)) InVars {ULTIMATE.start_bar_#t~post10=|v_ULTIMATE.start_bar_#t~post10_131|} OutVars{~glob~0=v_~glob~0_263, ULTIMATE.start_bar_#t~post10=|v_ULTIMATE.start_bar_#t~post10_130|} AuxVars[] AssignedVars[~glob~0, ULTIMATE.start_bar_#t~post10][99], [128#t_funErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue, Black: 182#(= ~glob~0 0), Black: 186#(and (= ~glob~0 0) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 188#(and (not (= t_funThread1of4ForFork0___VERIFIER_assert_~cond 0)) (= ~glob~0 0) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 190#(and (not (= t_funThread1of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), 68#L702-5true, 197#true, 76#t_funErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue, t_funThread1of4ForFork0InUse, t_funThread2of4ForFork0InUse, t_funThread3of4ForFork0InUse, t_funThread4of4ForFork0NotInUse, Black: 199#(= ~glob~0 0), Black: 200#(not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)), Black: 203#(and (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)) (= ~glob~0 0)), 180#true, Black: 205#(and (not (= t_funThread2of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)) (= ~glob~0 0)), Black: 207#(and (not (= t_funThread2of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0))), 215#true, 59#t_funErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue]) [2021-03-26 11:59:59,481 INFO L384 tUnfolder$Statistics]: this new event has 85 ancestors and is cut-off event [2021-03-26 11:59:59,482 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2021-03-26 11:59:59,482 INFO L387 tUnfolder$Statistics]: existing Event has 85 ancestors and is cut-off event [2021-03-26 11:59:59,482 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2021-03-26 11:59:59,482 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1372] L702-3-->L702-5: Formula: (= v_~glob~0_263 (+ |v_ULTIMATE.start_bar_#t~post10_131| 1)) InVars {ULTIMATE.start_bar_#t~post10=|v_ULTIMATE.start_bar_#t~post10_131|} OutVars{~glob~0=v_~glob~0_263, ULTIMATE.start_bar_#t~post10=|v_ULTIMATE.start_bar_#t~post10_130|} AuxVars[] AssignedVars[~glob~0, ULTIMATE.start_bar_#t~post10][99], [Black: 182#(= ~glob~0 0), Black: 186#(and (= ~glob~0 0) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 188#(and (not (= t_funThread1of4ForFork0___VERIFIER_assert_~cond 0)) (= ~glob~0 0) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 190#(and (not (= t_funThread1of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), 68#L702-5true, 197#true, 76#t_funErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue, t_funThread1of4ForFork0InUse, t_funThread2of4ForFork0InUse, t_funThread3of4ForFork0InUse, t_funThread4of4ForFork0NotInUse, Black: 199#(= ~glob~0 0), Black: 200#(not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)), 180#true, Black: 203#(and (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)) (= ~glob~0 0)), Black: 205#(and (not (= t_funThread2of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)) (= ~glob~0 0)), Black: 207#(and (not (= t_funThread2of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0))), 215#true, 59#t_funErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue, 155#L685true]) [2021-03-26 11:59:59,482 INFO L384 tUnfolder$Statistics]: this new event has 85 ancestors and is cut-off event [2021-03-26 11:59:59,482 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2021-03-26 11:59:59,482 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2021-03-26 11:59:59,482 INFO L387 tUnfolder$Statistics]: existing Event has 85 ancestors and is cut-off event [2021-03-26 11:59:59,493 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1372] L702-3-->L702-5: Formula: (= v_~glob~0_263 (+ |v_ULTIMATE.start_bar_#t~post10_131| 1)) InVars {ULTIMATE.start_bar_#t~post10=|v_ULTIMATE.start_bar_#t~post10_131|} OutVars{~glob~0=v_~glob~0_263, ULTIMATE.start_bar_#t~post10=|v_ULTIMATE.start_bar_#t~post10_130|} AuxVars[] AssignedVars[~glob~0, ULTIMATE.start_bar_#t~post10][131], [Black: 182#(= ~glob~0 0), Black: 186#(and (= ~glob~0 0) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 188#(and (not (= t_funThread1of4ForFork0___VERIFIER_assert_~cond 0)) (= ~glob~0 0) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 190#(and (not (= t_funThread1of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), 68#L702-5true, 197#true, 76#t_funErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue, t_funThread1of4ForFork0InUse, t_funThread2of4ForFork0InUse, t_funThread3of4ForFork0InUse, t_funThread4of4ForFork0NotInUse, Black: 199#(= ~glob~0 0), 50#L708-4true, Black: 200#(not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)), Black: 203#(and (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)) (= ~glob~0 0)), 180#true, Black: 205#(and (not (= t_funThread2of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)) (= ~glob~0 0)), Black: 207#(and (not (= t_funThread2of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0))), 218#(not (= |t_funThread3of4ForFork0___VERIFIER_assert_#in~cond| 0)), 59#t_funErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue]) [2021-03-26 11:59:59,493 INFO L384 tUnfolder$Statistics]: this new event has 86 ancestors and is cut-off event [2021-03-26 11:59:59,493 INFO L387 tUnfolder$Statistics]: existing Event has 86 ancestors and is cut-off event [2021-03-26 11:59:59,493 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is cut-off event [2021-03-26 11:59:59,493 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is cut-off event [2021-03-26 11:59:59,548 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1372] L702-3-->L702-5: Formula: (= v_~glob~0_263 (+ |v_ULTIMATE.start_bar_#t~post10_131| 1)) InVars {ULTIMATE.start_bar_#t~post10=|v_ULTIMATE.start_bar_#t~post10_131|} OutVars{~glob~0=v_~glob~0_263, ULTIMATE.start_bar_#t~post10=|v_ULTIMATE.start_bar_#t~post10_130|} AuxVars[] AssignedVars[~glob~0, ULTIMATE.start_bar_#t~post10][99], [128#t_funErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue, Black: 182#(= ~glob~0 0), Black: 186#(and (= ~glob~0 0) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 188#(and (not (= t_funThread1of4ForFork0___VERIFIER_assert_~cond 0)) (= ~glob~0 0) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), 68#L702-5true, Black: 190#(and (not (= t_funThread1of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), 197#true, 76#t_funErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue, t_funThread1of4ForFork0InUse, t_funThread2of4ForFork0InUse, t_funThread3of4ForFork0InUse, Black: 199#(= ~glob~0 0), t_funThread4of4ForFork0InUse, Black: 200#(not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)), 180#true, Black: 203#(and (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)) (= ~glob~0 0)), Black: 205#(and (not (= t_funThread2of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)) (= ~glob~0 0)), Black: 207#(and (not (= t_funThread2of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0))), 215#true, 25#t_funENTRYtrue, 59#t_funErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue]) [2021-03-26 11:59:59,548 INFO L384 tUnfolder$Statistics]: this new event has 92 ancestors and is cut-off event [2021-03-26 11:59:59,548 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2021-03-26 11:59:59,548 INFO L387 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2021-03-26 11:59:59,548 INFO L387 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2021-03-26 11:59:59,548 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1372] L702-3-->L702-5: Formula: (= v_~glob~0_263 (+ |v_ULTIMATE.start_bar_#t~post10_131| 1)) InVars {ULTIMATE.start_bar_#t~post10=|v_ULTIMATE.start_bar_#t~post10_131|} OutVars{~glob~0=v_~glob~0_263, ULTIMATE.start_bar_#t~post10=|v_ULTIMATE.start_bar_#t~post10_130|} AuxVars[] AssignedVars[~glob~0, ULTIMATE.start_bar_#t~post10][99], [Black: 182#(= ~glob~0 0), Black: 186#(and (= ~glob~0 0) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 188#(and (not (= t_funThread1of4ForFork0___VERIFIER_assert_~cond 0)) (= ~glob~0 0) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 190#(and (not (= t_funThread1of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), 68#L702-5true, 197#true, 76#t_funErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue, t_funThread1of4ForFork0InUse, t_funThread2of4ForFork0InUse, t_funThread3of4ForFork0InUse, Black: 199#(= ~glob~0 0), t_funThread4of4ForFork0InUse, Black: 200#(not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)), 180#true, Black: 203#(and (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)) (= ~glob~0 0)), Black: 205#(and (not (= t_funThread2of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)) (= ~glob~0 0)), Black: 207#(and (not (= t_funThread2of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0))), 215#true, 25#t_funENTRYtrue, 155#L685true, 59#t_funErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue]) [2021-03-26 11:59:59,548 INFO L384 tUnfolder$Statistics]: this new event has 92 ancestors and is cut-off event [2021-03-26 11:59:59,549 INFO L387 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2021-03-26 11:59:59,549 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2021-03-26 11:59:59,549 INFO L387 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2021-03-26 11:59:59,560 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1372] L702-3-->L702-5: Formula: (= v_~glob~0_263 (+ |v_ULTIMATE.start_bar_#t~post10_131| 1)) InVars {ULTIMATE.start_bar_#t~post10=|v_ULTIMATE.start_bar_#t~post10_131|} OutVars{~glob~0=v_~glob~0_263, ULTIMATE.start_bar_#t~post10=|v_ULTIMATE.start_bar_#t~post10_130|} AuxVars[] AssignedVars[~glob~0, ULTIMATE.start_bar_#t~post10][131], [Black: 182#(= ~glob~0 0), Black: 186#(and (= ~glob~0 0) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 188#(and (not (= t_funThread1of4ForFork0___VERIFIER_assert_~cond 0)) (= ~glob~0 0) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), 68#L702-5true, Black: 190#(and (not (= t_funThread1of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), 197#true, 76#t_funErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue, t_funThread1of4ForFork0InUse, t_funThread2of4ForFork0InUse, t_funThread3of4ForFork0InUse, Black: 199#(= ~glob~0 0), 50#L708-4true, t_funThread4of4ForFork0InUse, Black: 200#(not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)), 180#true, Black: 203#(and (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)) (= ~glob~0 0)), Black: 205#(and (not (= t_funThread2of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)) (= ~glob~0 0)), Black: 207#(and (not (= t_funThread2of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0))), 25#t_funENTRYtrue, 218#(not (= |t_funThread3of4ForFork0___VERIFIER_assert_#in~cond| 0)), 59#t_funErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue]) [2021-03-26 11:59:59,560 INFO L384 tUnfolder$Statistics]: this new event has 93 ancestors and is cut-off event [2021-03-26 11:59:59,560 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2021-03-26 11:59:59,560 INFO L387 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2021-03-26 11:59:59,560 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2021-03-26 11:59:59,573 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1372] L702-3-->L702-5: Formula: (= v_~glob~0_263 (+ |v_ULTIMATE.start_bar_#t~post10_131| 1)) InVars {ULTIMATE.start_bar_#t~post10=|v_ULTIMATE.start_bar_#t~post10_131|} OutVars{~glob~0=v_~glob~0_263, ULTIMATE.start_bar_#t~post10=|v_ULTIMATE.start_bar_#t~post10_130|} AuxVars[] AssignedVars[~glob~0, ULTIMATE.start_bar_#t~post10][99], [128#t_funErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue, Black: 182#(= ~glob~0 0), Black: 186#(and (= ~glob~0 0) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 188#(and (not (= t_funThread1of4ForFork0___VERIFIER_assert_~cond 0)) (= ~glob~0 0) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 190#(and (not (= t_funThread1of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), 68#L702-5true, 197#true, 42#L685-5true, 76#t_funErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue, t_funThread1of4ForFork0InUse, t_funThread2of4ForFork0InUse, t_funThread3of4ForFork0InUse, Black: 199#(= ~glob~0 0), t_funThread4of4ForFork0InUse, Black: 200#(not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)), Black: 203#(and (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)) (= ~glob~0 0)), 180#true, Black: 205#(and (not (= t_funThread2of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)) (= ~glob~0 0)), Black: 207#(and (not (= t_funThread2of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0))), 215#true, 59#t_funErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue]) [2021-03-26 11:59:59,573 INFO L384 tUnfolder$Statistics]: this new event has 94 ancestors and is cut-off event [2021-03-26 11:59:59,573 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2021-03-26 11:59:59,573 INFO L387 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2021-03-26 11:59:59,573 INFO L387 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2021-03-26 11:59:59,573 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1372] L702-3-->L702-5: Formula: (= v_~glob~0_263 (+ |v_ULTIMATE.start_bar_#t~post10_131| 1)) InVars {ULTIMATE.start_bar_#t~post10=|v_ULTIMATE.start_bar_#t~post10_131|} OutVars{~glob~0=v_~glob~0_263, ULTIMATE.start_bar_#t~post10=|v_ULTIMATE.start_bar_#t~post10_130|} AuxVars[] AssignedVars[~glob~0, ULTIMATE.start_bar_#t~post10][99], [Black: 182#(= ~glob~0 0), Black: 186#(and (= ~glob~0 0) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 188#(and (not (= t_funThread1of4ForFork0___VERIFIER_assert_~cond 0)) (= ~glob~0 0) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), 68#L702-5true, Black: 190#(and (not (= t_funThread1of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), 197#true, 42#L685-5true, 76#t_funErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue, t_funThread1of4ForFork0InUse, t_funThread2of4ForFork0InUse, t_funThread3of4ForFork0InUse, Black: 199#(= ~glob~0 0), t_funThread4of4ForFork0InUse, Black: 200#(not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)), Black: 203#(and (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)) (= ~glob~0 0)), 180#true, Black: 205#(and (not (= t_funThread2of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)) (= ~glob~0 0)), Black: 207#(and (not (= t_funThread2of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0))), 215#true, 155#L685true, 59#t_funErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue]) [2021-03-26 11:59:59,573 INFO L384 tUnfolder$Statistics]: this new event has 94 ancestors and is cut-off event [2021-03-26 11:59:59,573 INFO L387 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2021-03-26 11:59:59,573 INFO L387 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2021-03-26 11:59:59,573 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2021-03-26 11:59:59,582 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1372] L702-3-->L702-5: Formula: (= v_~glob~0_263 (+ |v_ULTIMATE.start_bar_#t~post10_131| 1)) InVars {ULTIMATE.start_bar_#t~post10=|v_ULTIMATE.start_bar_#t~post10_131|} OutVars{~glob~0=v_~glob~0_263, ULTIMATE.start_bar_#t~post10=|v_ULTIMATE.start_bar_#t~post10_130|} AuxVars[] AssignedVars[~glob~0, ULTIMATE.start_bar_#t~post10][131], [Black: 182#(= ~glob~0 0), Black: 186#(and (= ~glob~0 0) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 188#(and (not (= t_funThread1of4ForFork0___VERIFIER_assert_~cond 0)) (= ~glob~0 0) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 190#(and (not (= t_funThread1of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), 68#L702-5true, 197#true, 42#L685-5true, 76#t_funErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue, t_funThread1of4ForFork0InUse, t_funThread2of4ForFork0InUse, t_funThread3of4ForFork0InUse, 50#L708-4true, Black: 199#(= ~glob~0 0), t_funThread4of4ForFork0InUse, Black: 200#(not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)), 180#true, Black: 203#(and (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)) (= ~glob~0 0)), Black: 205#(and (not (= t_funThread2of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)) (= ~glob~0 0)), Black: 207#(and (not (= t_funThread2of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0))), 218#(not (= |t_funThread3of4ForFork0___VERIFIER_assert_#in~cond| 0)), 59#t_funErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue]) [2021-03-26 11:59:59,582 INFO L384 tUnfolder$Statistics]: this new event has 95 ancestors and is cut-off event [2021-03-26 11:59:59,582 INFO L387 tUnfolder$Statistics]: existing Event has 76 ancestors and is cut-off event [2021-03-26 11:59:59,582 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2021-03-26 11:59:59,582 INFO L387 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2021-03-26 11:59:59,587 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1372] L702-3-->L702-5: Formula: (= v_~glob~0_263 (+ |v_ULTIMATE.start_bar_#t~post10_131| 1)) InVars {ULTIMATE.start_bar_#t~post10=|v_ULTIMATE.start_bar_#t~post10_131|} OutVars{~glob~0=v_~glob~0_263, ULTIMATE.start_bar_#t~post10=|v_ULTIMATE.start_bar_#t~post10_130|} AuxVars[] AssignedVars[~glob~0, ULTIMATE.start_bar_#t~post10][136], [Black: 182#(= ~glob~0 0), Black: 186#(and (= ~glob~0 0) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 188#(and (not (= t_funThread1of4ForFork0___VERIFIER_assert_~cond 0)) (= ~glob~0 0) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 190#(and (not (= t_funThread1of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), 68#L702-5true, 42#L685-5true, 140#L708-4true, 76#t_funErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue, t_funThread1of4ForFork0InUse, t_funThread2of4ForFork0InUse, 207#(and (not (= t_funThread2of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0))), t_funThread3of4ForFork0InUse, Black: 197#true, 50#L708-4true, Black: 199#(= ~glob~0 0), t_funThread4of4ForFork0InUse, Black: 200#(not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)), 180#true, Black: 203#(and (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)) (= ~glob~0 0)), Black: 205#(and (not (= t_funThread2of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)) (= ~glob~0 0)), 218#(not (= |t_funThread3of4ForFork0___VERIFIER_assert_#in~cond| 0))]) [2021-03-26 11:59:59,587 INFO L384 tUnfolder$Statistics]: this new event has 96 ancestors and is cut-off event [2021-03-26 11:59:59,587 INFO L387 tUnfolder$Statistics]: existing Event has 76 ancestors and is cut-off event [2021-03-26 11:59:59,587 INFO L387 tUnfolder$Statistics]: existing Event has 76 ancestors and is cut-off event [2021-03-26 11:59:59,587 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2021-03-26 11:59:59,605 INFO L129 PetriNetUnfolder]: 5674/20528 cut-off events. [2021-03-26 11:59:59,606 INFO L130 PetriNetUnfolder]: For 22764/24827 co-relation queries the response was YES. [2021-03-26 11:59:59,697 INFO L84 FinitePrefix]: Finished finitePrefix Result has 41609 conditions, 20528 events. 5674/20528 cut-off events. For 22764/24827 co-relation queries the response was YES. Maximal size of possible extension queue 856. Compared 254999 event pairs, 2225 based on Foata normal form. 126/17961 useless extension candidates. Maximal degree in co-relation 31528. Up to 3164 conditions per place. [2021-03-26 11:59:59,796 INFO L132 encePairwiseOnDemand]: 329/346 looper letters, 33 selfloop transitions, 40 changer transitions 0/138 dead transitions. [2021-03-26 11:59:59,797 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 104 places, 138 transitions, 850 flow [2021-03-26 11:59:59,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-26 11:59:59,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-26 11:59:59,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1332 transitions. [2021-03-26 11:59:59,800 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7699421965317919 [2021-03-26 11:59:59,800 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 1332 transitions. [2021-03-26 11:59:59,800 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 1332 transitions. [2021-03-26 11:59:59,801 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 11:59:59,801 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 1332 transitions. [2021-03-26 11:59:59,803 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 266.4) internal successors, (1332), 5 states have internal predecessors, (1332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:59:59,806 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 346.0) internal successors, (2076), 6 states have internal predecessors, (2076), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:59:59,806 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 346.0) internal successors, (2076), 6 states have internal predecessors, (2076), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 11:59:59,806 INFO L185 Difference]: Start difference. First operand has 100 places, 99 transitions, 453 flow. Second operand 5 states and 1332 transitions. [2021-03-26 11:59:59,806 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 104 places, 138 transitions, 850 flow [2021-03-26 11:59:59,875 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 104 places, 138 transitions, 850 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-26 11:59:59,878 INFO L241 Difference]: Finished difference. Result has 106 places, 120 transitions, 747 flow [2021-03-26 11:59:59,878 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=346, PETRI_DIFFERENCE_MINUEND_FLOW=453, PETRI_DIFFERENCE_MINUEND_PLACES=100, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=99, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=19, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=78, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=747, PETRI_PLACES=106, PETRI_TRANSITIONS=120} [2021-03-26 11:59:59,879 INFO L343 CegarLoopForPetriNet]: 108 programPoint places, -2 predicate places. [2021-03-26 11:59:59,879 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 11:59:59,879 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 106 places, 120 transitions, 747 flow [2021-03-26 11:59:59,879 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 106 places, 120 transitions, 747 flow [2021-03-26 11:59:59,880 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 106 places, 120 transitions, 747 flow [2021-03-26 12:00:00,891 INFO L129 PetriNetUnfolder]: 1704/9600 cut-off events. [2021-03-26 12:00:00,891 INFO L130 PetriNetUnfolder]: For 11538/14291 co-relation queries the response was YES. [2021-03-26 12:00:00,921 INFO L84 FinitePrefix]: Finished finitePrefix Result has 17525 conditions, 9600 events. 1704/9600 cut-off events. For 11538/14291 co-relation queries the response was YES. Maximal size of possible extension queue 455. Compared 115827 event pairs, 570 based on Foata normal form. 37/8203 useless extension candidates. Maximal degree in co-relation 12842. Up to 1039 conditions per place. [2021-03-26 12:00:01,001 INFO L142 LiptonReduction]: Number of co-enabled transitions 4676 [2021-03-26 12:00:15,477 INFO L154 LiptonReduction]: Checked pairs total: 5630 [2021-03-26 12:00:15,478 INFO L156 LiptonReduction]: Total number of compositions: 3 [2021-03-26 12:00:15,478 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 15599 [2021-03-26 12:00:15,478 INFO L480 AbstractCegarLoop]: Abstraction has has 106 places, 120 transitions, 747 flow [2021-03-26 12:00:15,479 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 255.0) internal successors, (1020), 4 states have internal predecessors, (1020), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 12:00:15,479 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 12:00:15,479 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 12:00:15,479 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-03-26 12:00:15,479 INFO L428 AbstractCegarLoop]: === Iteration 4 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 12:00:15,479 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 12:00:15,479 INFO L82 PathProgramCache]: Analyzing trace with hash 1901754224, now seen corresponding path program 1 times [2021-03-26 12:00:15,480 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 12:00:15,480 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [488440186] [2021-03-26 12:00:15,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 12:00:15,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 12:00:15,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:15,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:15,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:15,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:15,506 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 12:00:15,506 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [488440186] [2021-03-26 12:00:15,506 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1763247021] [2021-03-26 12:00:15,506 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 [2021-03-26 12:00:15,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 12:00:15,600 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 4 conjunts are in the unsatisfiable core [2021-03-26 12:00:15,601 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 12:00:15,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:15,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:15,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:15,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:15,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:15,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:15,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:15,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:15,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:15,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:15,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:15,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:15,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:15,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:15,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:15,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:15,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:15,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:15,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:15,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:15,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:15,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:15,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:15,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:15,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:15,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:15,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:15,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:15,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 12:00:15,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,638 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 12:00:15,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 12:00:15,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 12:00:15,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:15,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:15,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 12:00:15,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,651 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 12:00:15,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 12:00:15,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 12:00:15,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:15,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:15,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:15,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:15,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:15,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:15,661 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-26 12:00:15,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:15,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:15,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:15,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:15,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:15,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:15,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:15,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:15,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:15,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:15,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:15,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:15,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:15,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:15,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:15,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:15,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:15,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:15,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:15,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:15,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:15,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:15,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:15,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:15,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:15,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:15,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:15,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:15,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:15,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:15,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:15,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:15,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:15,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:15,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:15,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:15,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:15,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:15,686 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 12:00:15,686 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 12:00:15,686 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2021-03-26 12:00:15,686 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1425645583] [2021-03-26 12:00:15,687 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-26 12:00:15,687 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 12:00:15,688 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-26 12:00:15,688 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-03-26 12:00:15,689 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 286 out of 349 [2021-03-26 12:00:15,690 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 106 places, 120 transitions, 747 flow. Second operand has 7 states, 7 states have (on average 287.7142857142857) internal successors, (2014), 7 states have internal predecessors, (2014), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 12:00:15,690 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 12:00:15,690 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 286 of 349 [2021-03-26 12:00:15,690 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 12:00:16,638 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1260] t_funEXIT-->L715-4: Formula: (= v_t_funThread3of4ForFork0_thidvar0_4 |v_ULTIMATE.start_main_#t~mem18_43|) InVars {t_funThread3of4ForFork0_thidvar0=v_t_funThread3of4ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem18=|v_ULTIMATE.start_main_#t~mem18_43|} OutVars{t_funThread3of4ForFork0_thidvar0=v_t_funThread3of4ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem18=|v_ULTIMATE.start_main_#t~mem18_43|} AuxVars[] AssignedVars[][71], [224#true, Black: 182#(= ~glob~0 0), Black: 186#(and (= ~glob~0 0) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 188#(and (not (= t_funThread1of4ForFork0___VERIFIER_assert_~cond 0)) (= ~glob~0 0) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 190#(and (not (= t_funThread1of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), 139#L715-4true, t_funThread1of4ForFork0InUse, t_funThread2of4ForFork0NotInUse, 207#(and (not (= t_funThread2of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0))), t_funThread3of4ForFork0NotInUse, Black: 197#true, Black: 199#(= ~glob~0 0), t_funThread4of4ForFork0NotInUse, Black: 200#(not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)), Black: 203#(and (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)) (= ~glob~0 0)), 180#true, Black: 205#(and (not (= t_funThread2of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)) (= ~glob~0 0)), 218#(not (= |t_funThread3of4ForFork0___VERIFIER_assert_#in~cond| 0)), Black: 215#true, 126#L708-3true, Black: 217#(= ~glob~0 0)]) [2021-03-26 12:00:16,638 INFO L384 tUnfolder$Statistics]: this new event has 105 ancestors and is cut-off event [2021-03-26 12:00:16,638 INFO L387 tUnfolder$Statistics]: existing Event has 87 ancestors and is cut-off event [2021-03-26 12:00:16,638 INFO L387 tUnfolder$Statistics]: existing Event has 104 ancestors and is cut-off event [2021-03-26 12:00:16,638 INFO L387 tUnfolder$Statistics]: existing Event has 87 ancestors and is cut-off event [2021-03-26 12:00:16,641 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1260] t_funEXIT-->L715-4: Formula: (= v_t_funThread3of4ForFork0_thidvar0_4 |v_ULTIMATE.start_main_#t~mem18_43|) InVars {t_funThread3of4ForFork0_thidvar0=v_t_funThread3of4ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem18=|v_ULTIMATE.start_main_#t~mem18_43|} OutVars{t_funThread3of4ForFork0_thidvar0=v_t_funThread3of4ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem18=|v_ULTIMATE.start_main_#t~mem18_43|} AuxVars[] AssignedVars[][71], [224#true, Black: 180#true, Black: 182#(= ~glob~0 0), Black: 186#(and (= ~glob~0 0) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 188#(and (not (= t_funThread1of4ForFork0___VERIFIER_assert_~cond 0)) (= ~glob~0 0) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 190#(and (not (= t_funThread1of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), 139#L715-4true, t_funThread1of4ForFork0NotInUse, 140#L708-4true, 207#(and (not (= t_funThread2of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0))), t_funThread2of4ForFork0InUse, t_funThread3of4ForFork0NotInUse, Black: 197#true, Black: 199#(= ~glob~0 0), t_funThread4of4ForFork0NotInUse, Black: 200#(not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)), Black: 203#(and (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)) (= ~glob~0 0)), Black: 205#(and (not (= t_funThread2of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)) (= ~glob~0 0)), 184#(not (= t_funThread1of4ForFork0___VERIFIER_assert_~cond 0)), 218#(not (= |t_funThread3of4ForFork0___VERIFIER_assert_#in~cond| 0)), Black: 215#true, Black: 217#(= ~glob~0 0)]) [2021-03-26 12:00:16,641 INFO L384 tUnfolder$Statistics]: this new event has 107 ancestors and is cut-off event [2021-03-26 12:00:16,641 INFO L387 tUnfolder$Statistics]: existing Event has 68 ancestors and is cut-off event [2021-03-26 12:00:16,641 INFO L387 tUnfolder$Statistics]: existing Event has 68 ancestors and is cut-off event [2021-03-26 12:00:16,641 INFO L387 tUnfolder$Statistics]: existing Event has 86 ancestors and is cut-off event [2021-03-26 12:00:16,645 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1260] t_funEXIT-->L715-4: Formula: (= v_t_funThread3of4ForFork0_thidvar0_4 |v_ULTIMATE.start_main_#t~mem18_43|) InVars {t_funThread3of4ForFork0_thidvar0=v_t_funThread3of4ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem18=|v_ULTIMATE.start_main_#t~mem18_43|} OutVars{t_funThread3of4ForFork0_thidvar0=v_t_funThread3of4ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem18=|v_ULTIMATE.start_main_#t~mem18_43|} AuxVars[] AssignedVars[][71], [224#true, Black: 180#true, Black: 182#(= ~glob~0 0), Black: 186#(and (= ~glob~0 0) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 188#(and (not (= t_funThread1of4ForFork0___VERIFIER_assert_~cond 0)) (= ~glob~0 0) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 190#(and (not (= t_funThread1of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), 139#L715-4true, t_funThread1of4ForFork0NotInUse, t_funThread2of4ForFork0NotInUse, 207#(and (not (= t_funThread2of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0))), t_funThread3of4ForFork0NotInUse, Black: 197#true, Black: 199#(= ~glob~0 0), t_funThread4of4ForFork0NotInUse, Black: 200#(not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)), Black: 203#(and (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)) (= ~glob~0 0)), Black: 205#(and (not (= t_funThread2of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)) (= ~glob~0 0)), 184#(not (= t_funThread1of4ForFork0___VERIFIER_assert_~cond 0)), 218#(not (= |t_funThread3of4ForFork0___VERIFIER_assert_#in~cond| 0)), Black: 215#true, Black: 217#(= ~glob~0 0)]) [2021-03-26 12:00:16,645 INFO L384 tUnfolder$Statistics]: this new event has 115 ancestors and is cut-off event [2021-03-26 12:00:16,645 INFO L387 tUnfolder$Statistics]: existing Event has 76 ancestors and is cut-off event [2021-03-26 12:00:16,645 INFO L387 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2021-03-26 12:00:16,645 INFO L387 tUnfolder$Statistics]: existing Event has 76 ancestors and is cut-off event [2021-03-26 12:00:16,645 INFO L129 PetriNetUnfolder]: 1734/9686 cut-off events. [2021-03-26 12:00:16,645 INFO L130 PetriNetUnfolder]: For 11571/13734 co-relation queries the response was YES. [2021-03-26 12:00:16,683 INFO L84 FinitePrefix]: Finished finitePrefix Result has 17644 conditions, 9686 events. 1734/9686 cut-off events. For 11571/13734 co-relation queries the response was YES. Maximal size of possible extension queue 415. Compared 116280 event pairs, 534 based on Foata normal form. 64/8309 useless extension candidates. Maximal degree in co-relation 14236. Up to 1055 conditions per place. [2021-03-26 12:00:16,717 INFO L132 encePairwiseOnDemand]: 344/349 looper letters, 11 selfloop transitions, 5 changer transitions 0/129 dead transitions. [2021-03-26 12:00:16,717 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 111 places, 129 transitions, 797 flow [2021-03-26 12:00:16,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-26 12:00:16,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-26 12:00:16,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1734 transitions. [2021-03-26 12:00:16,721 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.828080229226361 [2021-03-26 12:00:16,721 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1734 transitions. [2021-03-26 12:00:16,721 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1734 transitions. [2021-03-26 12:00:16,722 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 12:00:16,722 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1734 transitions. [2021-03-26 12:00:16,725 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 289.0) internal successors, (1734), 6 states have internal predecessors, (1734), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 12:00:16,728 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 349.0) internal successors, (2443), 7 states have internal predecessors, (2443), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 12:00:16,729 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 349.0) internal successors, (2443), 7 states have internal predecessors, (2443), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 12:00:16,729 INFO L185 Difference]: Start difference. First operand has 106 places, 120 transitions, 747 flow. Second operand 6 states and 1734 transitions. [2021-03-26 12:00:16,729 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 111 places, 129 transitions, 797 flow [2021-03-26 12:00:16,755 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 111 places, 129 transitions, 797 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-26 12:00:16,757 INFO L241 Difference]: Finished difference. Result has 114 places, 124 transitions, 781 flow [2021-03-26 12:00:16,757 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=349, PETRI_DIFFERENCE_MINUEND_FLOW=747, PETRI_DIFFERENCE_MINUEND_PLACES=106, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=120, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=116, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=781, PETRI_PLACES=114, PETRI_TRANSITIONS=124} [2021-03-26 12:00:16,757 INFO L343 CegarLoopForPetriNet]: 108 programPoint places, 6 predicate places. [2021-03-26 12:00:16,758 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 12:00:16,758 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 114 places, 124 transitions, 781 flow [2021-03-26 12:00:16,758 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 114 places, 124 transitions, 781 flow [2021-03-26 12:00:16,759 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 114 places, 124 transitions, 781 flow [2021-03-26 12:00:17,565 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1260] t_funEXIT-->L715-4: Formula: (= v_t_funThread3of4ForFork0_thidvar0_4 |v_ULTIMATE.start_main_#t~mem18_43|) InVars {t_funThread3of4ForFork0_thidvar0=v_t_funThread3of4ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem18=|v_ULTIMATE.start_main_#t~mem18_43|} OutVars{t_funThread3of4ForFork0_thidvar0=v_t_funThread3of4ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem18=|v_ULTIMATE.start_main_#t~mem18_43|} AuxVars[] AssignedVars[][23], [224#true, Black: 182#(= ~glob~0 0), Black: 186#(and (= ~glob~0 0) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 188#(and (not (= t_funThread1of4ForFork0___VERIFIER_assert_~cond 0)) (= ~glob~0 0) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 190#(and (not (= t_funThread1of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), 7#t_funENTRYtrue, 139#L715-4true, t_funThread1of4ForFork0InUse, Black: 226#(= ULTIMATE.start_main_~i~1 0), t_funThread2of4ForFork0NotInUse, Black: 228#(<= ULTIMATE.start_main_~i~1 1), 207#(and (not (= t_funThread2of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0))), t_funThread3of4ForFork0NotInUse, Black: 300#(and (= |ULTIMATE.start_main_#t~post15| 0) (<= ULTIMATE.start_main_~i~1 1)), Black: 197#true, t_funThread4of4ForFork0NotInUse, Black: 199#(= ~glob~0 0), Black: 200#(not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)), Black: 203#(and (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)) (= ~glob~0 0)), 180#true, Black: 205#(and (not (= t_funThread2of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)) (= ~glob~0 0)), 218#(not (= |t_funThread3of4ForFork0___VERIFIER_assert_#in~cond| 0)), Black: 215#true, Black: 217#(= ~glob~0 0)]) [2021-03-26 12:00:17,565 INFO L384 tUnfolder$Statistics]: this new event has 83 ancestors and is cut-off event [2021-03-26 12:00:17,565 INFO L387 tUnfolder$Statistics]: existing Event has 81 ancestors and is cut-off event [2021-03-26 12:00:17,565 INFO L387 tUnfolder$Statistics]: existing Event has 63 ancestors and is cut-off event [2021-03-26 12:00:17,565 INFO L387 tUnfolder$Statistics]: existing Event has 63 ancestors and is cut-off event [2021-03-26 12:00:17,598 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1260] t_funEXIT-->L715-4: Formula: (= v_t_funThread3of4ForFork0_thidvar0_4 |v_ULTIMATE.start_main_#t~mem18_43|) InVars {t_funThread3of4ForFork0_thidvar0=v_t_funThread3of4ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem18=|v_ULTIMATE.start_main_#t~mem18_43|} OutVars{t_funThread3of4ForFork0_thidvar0=v_t_funThread3of4ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem18=|v_ULTIMATE.start_main_#t~mem18_43|} AuxVars[] AssignedVars[][23], [Black: 180#true, Black: 182#(= ~glob~0 0), Black: 186#(and (= ~glob~0 0) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 188#(and (not (= t_funThread1of4ForFork0___VERIFIER_assert_~cond 0)) (= ~glob~0 0) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 190#(and (not (= t_funThread1of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), 139#L715-4true, 207#(and (not (= t_funThread2of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 197#true, Black: 199#(= ~glob~0 0), Black: 200#(not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)), Black: 203#(and (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)) (= ~glob~0 0)), Black: 205#(and (not (= t_funThread2of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)) (= ~glob~0 0)), 218#(not (= |t_funThread3of4ForFork0___VERIFIER_assert_#in~cond| 0)), Black: 215#true, Black: 217#(= ~glob~0 0), 224#true, t_funThread1of4ForFork0InUse, t_funThread2of4ForFork0NotInUse, Black: 226#(= ULTIMATE.start_main_~i~1 0), Black: 228#(<= ULTIMATE.start_main_~i~1 1), Black: 300#(and (= |ULTIMATE.start_main_#t~post15| 0) (<= ULTIMATE.start_main_~i~1 1)), t_funThread3of4ForFork0NotInUse, t_funThread4of4ForFork0NotInUse, 183#(not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0)), 126#L708-3true]) [2021-03-26 12:00:17,599 INFO L384 tUnfolder$Statistics]: this new event has 86 ancestors and is cut-off event [2021-03-26 12:00:17,599 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is cut-off event [2021-03-26 12:00:17,599 INFO L387 tUnfolder$Statistics]: existing Event has 67 ancestors and is cut-off event [2021-03-26 12:00:17,599 INFO L387 tUnfolder$Statistics]: existing Event has 84 ancestors and is cut-off event [2021-03-26 12:00:17,669 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1260] t_funEXIT-->L715-4: Formula: (= v_t_funThread3of4ForFork0_thidvar0_4 |v_ULTIMATE.start_main_#t~mem18_43|) InVars {t_funThread3of4ForFork0_thidvar0=v_t_funThread3of4ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem18=|v_ULTIMATE.start_main_#t~mem18_43|} OutVars{t_funThread3of4ForFork0_thidvar0=v_t_funThread3of4ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem18=|v_ULTIMATE.start_main_#t~mem18_43|} AuxVars[] AssignedVars[][23], [Black: 180#true, 224#true, Black: 182#(= ~glob~0 0), Black: 186#(and (= ~glob~0 0) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 188#(and (not (= t_funThread1of4ForFork0___VERIFIER_assert_~cond 0)) (= ~glob~0 0) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 190#(and (not (= t_funThread1of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), 139#L715-4true, t_funThread1of4ForFork0NotInUse, Black: 226#(= ULTIMATE.start_main_~i~1 0), t_funThread2of4ForFork0NotInUse, Black: 228#(<= ULTIMATE.start_main_~i~1 1), 207#(and (not (= t_funThread2of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 300#(and (= |ULTIMATE.start_main_#t~post15| 0) (<= ULTIMATE.start_main_~i~1 1)), t_funThread3of4ForFork0NotInUse, Black: 197#true, Black: 199#(= ~glob~0 0), t_funThread4of4ForFork0NotInUse, Black: 200#(not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)), Black: 203#(and (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)) (= ~glob~0 0)), Black: 205#(and (not (= t_funThread2of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)) (= ~glob~0 0)), 184#(not (= t_funThread1of4ForFork0___VERIFIER_assert_~cond 0)), 218#(not (= |t_funThread3of4ForFork0___VERIFIER_assert_#in~cond| 0)), Black: 215#true, Black: 217#(= ~glob~0 0)]) [2021-03-26 12:00:17,669 INFO L384 tUnfolder$Statistics]: this new event has 96 ancestors and is cut-off event [2021-03-26 12:00:17,669 INFO L387 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2021-03-26 12:00:17,669 INFO L387 tUnfolder$Statistics]: existing Event has 76 ancestors and is cut-off event [2021-03-26 12:00:17,669 INFO L387 tUnfolder$Statistics]: existing Event has 76 ancestors and is cut-off event [2021-03-26 12:00:17,689 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1260] t_funEXIT-->L715-4: Formula: (= v_t_funThread3of4ForFork0_thidvar0_4 |v_ULTIMATE.start_main_#t~mem18_43|) InVars {t_funThread3of4ForFork0_thidvar0=v_t_funThread3of4ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem18=|v_ULTIMATE.start_main_#t~mem18_43|} OutVars{t_funThread3of4ForFork0_thidvar0=v_t_funThread3of4ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem18=|v_ULTIMATE.start_main_#t~mem18_43|} AuxVars[] AssignedVars[][23], [224#true, Black: 182#(= ~glob~0 0), Black: 186#(and (= ~glob~0 0) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 188#(and (not (= t_funThread1of4ForFork0___VERIFIER_assert_~cond 0)) (= ~glob~0 0) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 190#(and (not (= t_funThread1of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), 139#L715-4true, t_funThread1of4ForFork0InUse, Black: 226#(= ULTIMATE.start_main_~i~1 0), t_funThread2of4ForFork0NotInUse, Black: 228#(<= ULTIMATE.start_main_~i~1 1), 207#(and (not (= t_funThread2of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 300#(and (= |ULTIMATE.start_main_#t~post15| 0) (<= ULTIMATE.start_main_~i~1 1)), t_funThread3of4ForFork0NotInUse, Black: 197#true, Black: 199#(= ~glob~0 0), t_funThread4of4ForFork0NotInUse, Black: 200#(not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)), 180#true, Black: 203#(and (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)) (= ~glob~0 0)), Black: 205#(and (not (= t_funThread2of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)) (= ~glob~0 0)), 218#(not (= |t_funThread3of4ForFork0___VERIFIER_assert_#in~cond| 0)), 126#L708-3true, Black: 215#true, Black: 217#(= ~glob~0 0)]) [2021-03-26 12:00:17,689 INFO L384 tUnfolder$Statistics]: this new event has 105 ancestors and is cut-off event [2021-03-26 12:00:17,689 INFO L387 tUnfolder$Statistics]: existing Event has 104 ancestors and is cut-off event [2021-03-26 12:00:17,689 INFO L387 tUnfolder$Statistics]: existing Event has 87 ancestors and is cut-off event [2021-03-26 12:00:17,689 INFO L387 tUnfolder$Statistics]: existing Event has 87 ancestors and is cut-off event [2021-03-26 12:00:17,693 INFO L129 PetriNetUnfolder]: 1742/9775 cut-off events. [2021-03-26 12:00:17,693 INFO L130 PetriNetUnfolder]: For 11707/14124 co-relation queries the response was YES. [2021-03-26 12:00:17,731 INFO L84 FinitePrefix]: Finished finitePrefix Result has 17896 conditions, 9775 events. 1742/9775 cut-off events. For 11707/14124 co-relation queries the response was YES. Maximal size of possible extension queue 435. Compared 118316 event pairs, 567 based on Foata normal form. 35/8353 useless extension candidates. Maximal degree in co-relation 14533. Up to 1068 conditions per place. [2021-03-26 12:00:17,811 INFO L142 LiptonReduction]: Number of co-enabled transitions 4734 [2021-03-26 12:00:42,014 INFO L154 LiptonReduction]: Checked pairs total: 7883 [2021-03-26 12:00:42,014 INFO L156 LiptonReduction]: Total number of compositions: 3 [2021-03-26 12:00:42,014 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 25256 [2021-03-26 12:00:42,015 INFO L480 AbstractCegarLoop]: Abstraction has has 112 places, 122 transitions, 775 flow [2021-03-26 12:00:42,016 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 287.7142857142857) internal successors, (2014), 7 states have internal predecessors, (2014), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 12:00:42,016 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 12:00:42,016 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 12:00:42,221 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2021-03-26 12:00:42,221 INFO L428 AbstractCegarLoop]: === Iteration 5 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 12:00:42,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 12:00:42,222 INFO L82 PathProgramCache]: Analyzing trace with hash 1927478561, now seen corresponding path program 1 times [2021-03-26 12:00:42,222 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 12:00:42,222 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1303303197] [2021-03-26 12:00:42,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 12:00:42,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 12:00:42,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:42,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:42,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:42,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:42,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:42,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:42,287 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 12:00:42,287 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1303303197] [2021-03-26 12:00:42,287 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [200549825] [2021-03-26 12:00:42,288 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 [2021-03-26 12:00:42,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 12:00:42,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 6 conjunts are in the unsatisfiable core [2021-03-26 12:00:42,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 12:00:42,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:42,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:42,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:42,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:42,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:42,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:42,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:42,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:42,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:42,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:42,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:42,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:42,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:42,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:42,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:42,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:42,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:42,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:42,391 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:42,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:42,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 12:00:42,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,396 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 12:00:42,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 12:00:42,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 12:00:42,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:42,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:42,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 12:00:42,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,410 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 12:00:42,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 12:00:42,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 12:00:42,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:42,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:42,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:42,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:42,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:42,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:42,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:42,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:42,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:42,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:42,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:42,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:42,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:42,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:42,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:42,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:42,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:42,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:42,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:42,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:42,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:42,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:42,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 12:00:42,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,429 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 12:00:42,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 12:00:42,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 12:00:42,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:42,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:42,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 12:00:42,435 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,436 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 12:00:42,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 12:00:42,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 12:00:42,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:42,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:42,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:42,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:42,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:42,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:00:42,442 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-26 12:00:42,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:42,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:42,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:42,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:42,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:42,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:42,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:42,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:42,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:42,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:42,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:42,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:42,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:42,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:42,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:42,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:42,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:42,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:42,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:42,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:42,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:42,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:42,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:42,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:42,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:42,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:42,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:42,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:42,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:42,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:42,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:42,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:42,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:42,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:42,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:42,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:42,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:42,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:42,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:42,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:00:42,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:00:42,465 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 12:00:42,465 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 12:00:42,465 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2021-03-26 12:00:42,467 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1993939721] [2021-03-26 12:00:42,468 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-26 12:00:42,468 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 12:00:42,468 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-26 12:00:42,469 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-03-26 12:00:42,471 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 286 out of 352 [2021-03-26 12:00:42,473 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 112 places, 122 transitions, 775 flow. Second operand has 9 states, 9 states have (on average 287.8888888888889) internal successors, (2591), 9 states have internal predecessors, (2591), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 12:00:42,473 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 12:00:42,473 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 286 of 352 [2021-03-26 12:00:42,473 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 12:00:43,422 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1260] t_funEXIT-->L715-4: Formula: (= v_t_funThread3of4ForFork0_thidvar0_4 |v_ULTIMATE.start_main_#t~mem18_43|) InVars {t_funThread3of4ForFork0_thidvar0=v_t_funThread3of4ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem18=|v_ULTIMATE.start_main_#t~mem18_43|} OutVars{t_funThread3of4ForFork0_thidvar0=v_t_funThread3of4ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem18=|v_ULTIMATE.start_main_#t~mem18_43|} AuxVars[] AssignedVars[][53], [Black: 180#true, Black: 182#(= ~glob~0 0), Black: 186#(and (= ~glob~0 0) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 188#(and (not (= t_funThread1of4ForFork0___VERIFIER_assert_~cond 0)) (= ~glob~0 0) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 190#(and (not (= t_funThread1of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), 200#(not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)), 139#L715-4true, Black: 197#true, Black: 199#(= ~glob~0 0), Black: 203#(and (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)) (= ~glob~0 0)), Black: 205#(and (not (= t_funThread2of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)) (= ~glob~0 0)), Black: 207#(and (not (= t_funThread2of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0))), 218#(not (= |t_funThread3of4ForFork0___VERIFIER_assert_#in~cond| 0)), Black: 215#true, Black: 217#(= ~glob~0 0), 224#true, 42#L685-5true, t_funThread1of4ForFork0NotInUse, Black: 226#(= ULTIMATE.start_main_~i~1 0), t_funThread2of4ForFork0InUse, Black: 228#(<= ULTIMATE.start_main_~i~1 1), Black: 300#(and (= |ULTIMATE.start_main_#t~post15| 0) (<= ULTIMATE.start_main_~i~1 1)), t_funThread3of4ForFork0NotInUse, 305#true, t_funThread4of4ForFork0InUse, 115#L685true, 184#(not (= t_funThread1of4ForFork0___VERIFIER_assert_~cond 0))]) [2021-03-26 12:00:43,422 INFO L384 tUnfolder$Statistics]: this new event has 95 ancestors and is cut-off event [2021-03-26 12:00:43,422 INFO L387 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2021-03-26 12:00:43,422 INFO L387 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2021-03-26 12:00:43,422 INFO L387 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2021-03-26 12:00:43,442 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1260] t_funEXIT-->L715-4: Formula: (= v_t_funThread3of4ForFork0_thidvar0_4 |v_ULTIMATE.start_main_#t~mem18_43|) InVars {t_funThread3of4ForFork0_thidvar0=v_t_funThread3of4ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem18=|v_ULTIMATE.start_main_#t~mem18_43|} OutVars{t_funThread3of4ForFork0_thidvar0=v_t_funThread3of4ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem18=|v_ULTIMATE.start_main_#t~mem18_43|} AuxVars[] AssignedVars[][53], [Black: 182#(= ~glob~0 0), Black: 186#(and (= ~glob~0 0) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 188#(and (not (= t_funThread1of4ForFork0___VERIFIER_assert_~cond 0)) (= ~glob~0 0) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 190#(and (not (= t_funThread1of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), 139#L715-4true, 207#(and (not (= t_funThread2of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 197#true, Black: 199#(= ~glob~0 0), Black: 200#(not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)), Black: 203#(and (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)) (= ~glob~0 0)), Black: 205#(and (not (= t_funThread2of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)) (= ~glob~0 0)), 218#(not (= |t_funThread3of4ForFork0___VERIFIER_assert_#in~cond| 0)), Black: 215#true, Black: 217#(= ~glob~0 0), 224#true, t_funThread1of4ForFork0InUse, Black: 226#(= ULTIMATE.start_main_~i~1 0), t_funThread2of4ForFork0NotInUse, Black: 228#(<= ULTIMATE.start_main_~i~1 1), t_funThread3of4ForFork0NotInUse, Black: 300#(and (= |ULTIMATE.start_main_#t~post15| 0) (<= ULTIMATE.start_main_~i~1 1)), 305#true, t_funThread4of4ForFork0NotInUse, 180#true, 126#L708-3true]) [2021-03-26 12:00:43,442 INFO L384 tUnfolder$Statistics]: this new event has 102 ancestors and is cut-off event [2021-03-26 12:00:43,442 INFO L387 tUnfolder$Statistics]: existing Event has 84 ancestors and is cut-off event [2021-03-26 12:00:43,442 INFO L387 tUnfolder$Statistics]: existing Event has 84 ancestors and is cut-off event [2021-03-26 12:00:43,442 INFO L387 tUnfolder$Statistics]: existing Event has 101 ancestors and is cut-off event [2021-03-26 12:00:43,445 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1260] t_funEXIT-->L715-4: Formula: (= v_t_funThread3of4ForFork0_thidvar0_4 |v_ULTIMATE.start_main_#t~mem18_43|) InVars {t_funThread3of4ForFork0_thidvar0=v_t_funThread3of4ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem18=|v_ULTIMATE.start_main_#t~mem18_43|} OutVars{t_funThread3of4ForFork0_thidvar0=v_t_funThread3of4ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem18=|v_ULTIMATE.start_main_#t~mem18_43|} AuxVars[] AssignedVars[][53], [Black: 180#true, Black: 182#(= ~glob~0 0), Black: 186#(and (= ~glob~0 0) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 188#(and (not (= t_funThread1of4ForFork0___VERIFIER_assert_~cond 0)) (= ~glob~0 0) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 190#(and (not (= t_funThread1of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), 139#L715-4true, 140#L708-4true, 207#(and (not (= t_funThread2of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 197#true, Black: 199#(= ~glob~0 0), Black: 200#(not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)), Black: 203#(and (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)) (= ~glob~0 0)), Black: 205#(and (not (= t_funThread2of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)) (= ~glob~0 0)), 218#(not (= |t_funThread3of4ForFork0___VERIFIER_assert_#in~cond| 0)), Black: 215#true, Black: 217#(= ~glob~0 0), 224#true, t_funThread1of4ForFork0NotInUse, Black: 226#(= ULTIMATE.start_main_~i~1 0), t_funThread2of4ForFork0InUse, Black: 228#(<= ULTIMATE.start_main_~i~1 1), Black: 300#(and (= |ULTIMATE.start_main_#t~post15| 0) (<= ULTIMATE.start_main_~i~1 1)), t_funThread3of4ForFork0NotInUse, 305#true, t_funThread4of4ForFork0NotInUse, 184#(not (= t_funThread1of4ForFork0___VERIFIER_assert_~cond 0))]) [2021-03-26 12:00:43,445 INFO L384 tUnfolder$Statistics]: this new event has 104 ancestors and is cut-off event [2021-03-26 12:00:43,445 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2021-03-26 12:00:43,445 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2021-03-26 12:00:43,445 INFO L387 tUnfolder$Statistics]: existing Event has 83 ancestors and is cut-off event [2021-03-26 12:00:43,445 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1260] t_funEXIT-->L715-4: Formula: (= v_t_funThread3of4ForFork0_thidvar0_4 |v_ULTIMATE.start_main_#t~mem18_43|) InVars {t_funThread3of4ForFork0_thidvar0=v_t_funThread3of4ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem18=|v_ULTIMATE.start_main_#t~mem18_43|} OutVars{t_funThread3of4ForFork0_thidvar0=v_t_funThread3of4ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem18=|v_ULTIMATE.start_main_#t~mem18_43|} AuxVars[] AssignedVars[][53], [Black: 180#true, Black: 182#(= ~glob~0 0), Black: 186#(and (= ~glob~0 0) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 188#(and (not (= t_funThread1of4ForFork0___VERIFIER_assert_~cond 0)) (= ~glob~0 0) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 190#(and (not (= t_funThread1of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), 200#(not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)), 139#L715-4true, Black: 197#true, Black: 199#(= ~glob~0 0), Black: 203#(and (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)) (= ~glob~0 0)), Black: 205#(and (not (= t_funThread2of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)) (= ~glob~0 0)), Black: 207#(and (not (= t_funThread2of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0))), 218#(not (= |t_funThread3of4ForFork0___VERIFIER_assert_#in~cond| 0)), Black: 215#true, Black: 217#(= ~glob~0 0), 224#true, t_funThread1of4ForFork0NotInUse, Black: 226#(= ULTIMATE.start_main_~i~1 0), t_funThread2of4ForFork0InUse, Black: 228#(<= ULTIMATE.start_main_~i~1 1), Black: 300#(and (= |ULTIMATE.start_main_#t~post15| 0) (<= ULTIMATE.start_main_~i~1 1)), t_funThread3of4ForFork0NotInUse, 305#true, t_funThread4of4ForFork0NotInUse, 115#L685true, 184#(not (= t_funThread1of4ForFork0___VERIFIER_assert_~cond 0))]) [2021-03-26 12:00:43,445 INFO L384 tUnfolder$Statistics]: this new event has 104 ancestors and is cut-off event [2021-03-26 12:00:43,446 INFO L387 tUnfolder$Statistics]: existing Event has 84 ancestors and is cut-off event [2021-03-26 12:00:43,446 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2021-03-26 12:00:43,446 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2021-03-26 12:00:43,451 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1260] t_funEXIT-->L715-4: Formula: (= v_t_funThread3of4ForFork0_thidvar0_4 |v_ULTIMATE.start_main_#t~mem18_43|) InVars {t_funThread3of4ForFork0_thidvar0=v_t_funThread3of4ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem18=|v_ULTIMATE.start_main_#t~mem18_43|} OutVars{t_funThread3of4ForFork0_thidvar0=v_t_funThread3of4ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem18=|v_ULTIMATE.start_main_#t~mem18_43|} AuxVars[] AssignedVars[][53], [Black: 180#true, Black: 182#(= ~glob~0 0), Black: 186#(and (= ~glob~0 0) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 188#(and (not (= t_funThread1of4ForFork0___VERIFIER_assert_~cond 0)) (= ~glob~0 0) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 190#(and (not (= t_funThread1of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), 139#L715-4true, 207#(and (not (= t_funThread2of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 197#true, Black: 199#(= ~glob~0 0), Black: 200#(not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)), Black: 203#(and (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)) (= ~glob~0 0)), Black: 205#(and (not (= t_funThread2of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)) (= ~glob~0 0)), 218#(not (= |t_funThread3of4ForFork0___VERIFIER_assert_#in~cond| 0)), Black: 215#true, Black: 217#(= ~glob~0 0), 224#true, t_funThread1of4ForFork0NotInUse, Black: 226#(= ULTIMATE.start_main_~i~1 0), t_funThread2of4ForFork0NotInUse, Black: 228#(<= ULTIMATE.start_main_~i~1 1), t_funThread3of4ForFork0NotInUse, Black: 300#(and (= |ULTIMATE.start_main_#t~post15| 0) (<= ULTIMATE.start_main_~i~1 1)), 305#true, t_funThread4of4ForFork0NotInUse, 184#(not (= t_funThread1of4ForFork0___VERIFIER_assert_~cond 0))]) [2021-03-26 12:00:43,451 INFO L384 tUnfolder$Statistics]: this new event has 112 ancestors and is cut-off event [2021-03-26 12:00:43,451 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2021-03-26 12:00:43,451 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-03-26 12:00:43,451 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2021-03-26 12:00:43,452 INFO L129 PetriNetUnfolder]: 1739/9473 cut-off events. [2021-03-26 12:00:43,452 INFO L130 PetriNetUnfolder]: For 11225/13541 co-relation queries the response was YES. [2021-03-26 12:00:43,490 INFO L84 FinitePrefix]: Finished finitePrefix Result has 17285 conditions, 9473 events. 1739/9473 cut-off events. For 11225/13541 co-relation queries the response was YES. Maximal size of possible extension queue 429. Compared 113663 event pairs, 526 based on Foata normal form. 62/8134 useless extension candidates. Maximal degree in co-relation 14858. Up to 1074 conditions per place. [2021-03-26 12:00:43,518 INFO L132 encePairwiseOnDemand]: 345/352 looper letters, 13 selfloop transitions, 5 changer transitions 1/132 dead transitions. [2021-03-26 12:00:43,518 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 118 places, 132 transitions, 841 flow [2021-03-26 12:00:43,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-26 12:00:43,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-26 12:00:43,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 2022 transitions. [2021-03-26 12:00:43,528 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8206168831168831 [2021-03-26 12:00:43,528 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 2022 transitions. [2021-03-26 12:00:43,528 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 2022 transitions. [2021-03-26 12:00:43,529 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 12:00:43,529 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 2022 transitions. [2021-03-26 12:00:43,532 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 288.85714285714283) internal successors, (2022), 7 states have internal predecessors, (2022), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 12:00:43,535 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 352.0) internal successors, (2816), 8 states have internal predecessors, (2816), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 12:00:43,536 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 352.0) internal successors, (2816), 8 states have internal predecessors, (2816), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 12:00:43,536 INFO L185 Difference]: Start difference. First operand has 112 places, 122 transitions, 775 flow. Second operand 7 states and 2022 transitions. [2021-03-26 12:00:43,536 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 118 places, 132 transitions, 841 flow [2021-03-26 12:00:43,569 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 117 places, 132 transitions, 835 flow, removed 3 selfloop flow, removed 1 redundant places. [2021-03-26 12:00:43,570 INFO L241 Difference]: Finished difference. Result has 120 places, 124 transitions, 801 flow [2021-03-26 12:00:43,571 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=352, PETRI_DIFFERENCE_MINUEND_FLOW=771, PETRI_DIFFERENCE_MINUEND_PLACES=111, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=122, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=117, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=801, PETRI_PLACES=120, PETRI_TRANSITIONS=124} [2021-03-26 12:00:43,571 INFO L343 CegarLoopForPetriNet]: 108 programPoint places, 12 predicate places. [2021-03-26 12:00:43,571 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 12:00:43,572 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 120 places, 124 transitions, 801 flow [2021-03-26 12:00:43,572 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 120 places, 124 transitions, 801 flow [2021-03-26 12:00:43,572 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 119 places, 124 transitions, 801 flow [2021-03-26 12:00:44,192 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1260] t_funEXIT-->L715-4: Formula: (= v_t_funThread3of4ForFork0_thidvar0_4 |v_ULTIMATE.start_main_#t~mem18_43|) InVars {t_funThread3of4ForFork0_thidvar0=v_t_funThread3of4ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem18=|v_ULTIMATE.start_main_#t~mem18_43|} OutVars{t_funThread3of4ForFork0_thidvar0=v_t_funThread3of4ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem18=|v_ULTIMATE.start_main_#t~mem18_43|} AuxVars[] AssignedVars[][22], [Black: 182#(= ~glob~0 0), Black: 186#(and (= ~glob~0 0) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 188#(and (not (= t_funThread1of4ForFork0___VERIFIER_assert_~cond 0)) (= ~glob~0 0) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 190#(and (not (= t_funThread1of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), 7#t_funENTRYtrue, 139#L715-4true, 207#(and (not (= t_funThread2of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 197#true, Black: 199#(= ~glob~0 0), Black: 200#(not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)), Black: 401#(and (<= |ULTIMATE.start_main_#t~post15| 1) (<= ULTIMATE.start_main_~i~1 2)), Black: 203#(and (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)) (= ~glob~0 0)), Black: 309#(<= ULTIMATE.start_main_~i~1 1), Black: 205#(and (not (= t_funThread2of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)) (= ~glob~0 0)), Black: 311#(<= ULTIMATE.start_main_~i~1 2), 218#(not (= |t_funThread3of4ForFork0___VERIFIER_assert_#in~cond| 0)), Black: 215#true, Black: 217#(= ~glob~0 0), 224#true, t_funThread1of4ForFork0InUse, Black: 226#(= ULTIMATE.start_main_~i~1 0), t_funThread2of4ForFork0NotInUse, Black: 228#(<= ULTIMATE.start_main_~i~1 1), t_funThread3of4ForFork0NotInUse, 305#true, t_funThread4of4ForFork0NotInUse, 180#true]) [2021-03-26 12:00:44,192 INFO L384 tUnfolder$Statistics]: this new event has 80 ancestors and is cut-off event [2021-03-26 12:00:44,192 INFO L387 tUnfolder$Statistics]: existing Event has 78 ancestors and is cut-off event [2021-03-26 12:00:44,192 INFO L387 tUnfolder$Statistics]: existing Event has 60 ancestors and is cut-off event [2021-03-26 12:00:44,192 INFO L387 tUnfolder$Statistics]: existing Event has 60 ancestors and is cut-off event [2021-03-26 12:00:44,218 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1260] t_funEXIT-->L715-4: Formula: (= v_t_funThread3of4ForFork0_thidvar0_4 |v_ULTIMATE.start_main_#t~mem18_43|) InVars {t_funThread3of4ForFork0_thidvar0=v_t_funThread3of4ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem18=|v_ULTIMATE.start_main_#t~mem18_43|} OutVars{t_funThread3of4ForFork0_thidvar0=v_t_funThread3of4ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem18=|v_ULTIMATE.start_main_#t~mem18_43|} AuxVars[] AssignedVars[][22], [Black: 180#true, Black: 182#(= ~glob~0 0), Black: 186#(and (= ~glob~0 0) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 188#(and (not (= t_funThread1of4ForFork0___VERIFIER_assert_~cond 0)) (= ~glob~0 0) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 190#(and (not (= t_funThread1of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), 139#L715-4true, 207#(and (not (= t_funThread2of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 197#true, Black: 199#(= ~glob~0 0), Black: 401#(and (<= |ULTIMATE.start_main_#t~post15| 1) (<= ULTIMATE.start_main_~i~1 2)), Black: 200#(not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)), Black: 309#(<= ULTIMATE.start_main_~i~1 1), Black: 203#(and (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)) (= ~glob~0 0)), Black: 205#(and (not (= t_funThread2of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)) (= ~glob~0 0)), Black: 311#(<= ULTIMATE.start_main_~i~1 2), 218#(not (= |t_funThread3of4ForFork0___VERIFIER_assert_#in~cond| 0)), Black: 215#true, Black: 217#(= ~glob~0 0), 224#true, t_funThread1of4ForFork0InUse, t_funThread2of4ForFork0NotInUse, Black: 226#(= ULTIMATE.start_main_~i~1 0), Black: 228#(<= ULTIMATE.start_main_~i~1 1), t_funThread3of4ForFork0NotInUse, 305#true, t_funThread4of4ForFork0NotInUse, 183#(not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0)), 126#L708-3true]) [2021-03-26 12:00:44,219 INFO L384 tUnfolder$Statistics]: this new event has 83 ancestors and is cut-off event [2021-03-26 12:00:44,219 INFO L387 tUnfolder$Statistics]: existing Event has 64 ancestors and is cut-off event [2021-03-26 12:00:44,219 INFO L387 tUnfolder$Statistics]: existing Event has 81 ancestors and is cut-off event [2021-03-26 12:00:44,219 INFO L387 tUnfolder$Statistics]: existing Event has 63 ancestors and is cut-off event [2021-03-26 12:00:44,282 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1260] t_funEXIT-->L715-4: Formula: (= v_t_funThread3of4ForFork0_thidvar0_4 |v_ULTIMATE.start_main_#t~mem18_43|) InVars {t_funThread3of4ForFork0_thidvar0=v_t_funThread3of4ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem18=|v_ULTIMATE.start_main_#t~mem18_43|} OutVars{t_funThread3of4ForFork0_thidvar0=v_t_funThread3of4ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem18=|v_ULTIMATE.start_main_#t~mem18_43|} AuxVars[] AssignedVars[][22], [Black: 180#true, Black: 182#(= ~glob~0 0), Black: 186#(and (= ~glob~0 0) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 188#(and (not (= t_funThread1of4ForFork0___VERIFIER_assert_~cond 0)) (= ~glob~0 0) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 190#(and (not (= t_funThread1of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), 139#L715-4true, 207#(and (not (= t_funThread2of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 197#true, Black: 199#(= ~glob~0 0), Black: 200#(not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)), Black: 401#(and (<= |ULTIMATE.start_main_#t~post15| 1) (<= ULTIMATE.start_main_~i~1 2)), Black: 203#(and (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)) (= ~glob~0 0)), Black: 309#(<= ULTIMATE.start_main_~i~1 1), Black: 205#(and (not (= t_funThread2of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)) (= ~glob~0 0)), Black: 311#(<= ULTIMATE.start_main_~i~1 2), 218#(not (= |t_funThread3of4ForFork0___VERIFIER_assert_#in~cond| 0)), Black: 215#true, Black: 217#(= ~glob~0 0), 224#true, t_funThread1of4ForFork0NotInUse, Black: 226#(= ULTIMATE.start_main_~i~1 0), t_funThread2of4ForFork0NotInUse, Black: 228#(<= ULTIMATE.start_main_~i~1 1), t_funThread3of4ForFork0NotInUse, 305#true, t_funThread4of4ForFork0NotInUse, 184#(not (= t_funThread1of4ForFork0___VERIFIER_assert_~cond 0))]) [2021-03-26 12:00:44,282 INFO L384 tUnfolder$Statistics]: this new event has 93 ancestors and is cut-off event [2021-03-26 12:00:44,282 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2021-03-26 12:00:44,282 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2021-03-26 12:00:44,282 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-03-26 12:00:44,303 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1260] t_funEXIT-->L715-4: Formula: (= v_t_funThread3of4ForFork0_thidvar0_4 |v_ULTIMATE.start_main_#t~mem18_43|) InVars {t_funThread3of4ForFork0_thidvar0=v_t_funThread3of4ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem18=|v_ULTIMATE.start_main_#t~mem18_43|} OutVars{t_funThread3of4ForFork0_thidvar0=v_t_funThread3of4ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem18=|v_ULTIMATE.start_main_#t~mem18_43|} AuxVars[] AssignedVars[][22], [Black: 182#(= ~glob~0 0), Black: 186#(and (= ~glob~0 0) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 188#(and (not (= t_funThread1of4ForFork0___VERIFIER_assert_~cond 0)) (= ~glob~0 0) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 190#(and (not (= t_funThread1of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| 0))), 139#L715-4true, 207#(and (not (= t_funThread2of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 197#true, Black: 199#(= ~glob~0 0), Black: 200#(not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)), Black: 401#(and (<= |ULTIMATE.start_main_#t~post15| 1) (<= ULTIMATE.start_main_~i~1 2)), Black: 309#(<= ULTIMATE.start_main_~i~1 1), Black: 203#(and (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)) (= ~glob~0 0)), Black: 311#(<= ULTIMATE.start_main_~i~1 2), Black: 205#(and (not (= t_funThread2of4ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| 0)) (= ~glob~0 0)), 218#(not (= |t_funThread3of4ForFork0___VERIFIER_assert_#in~cond| 0)), Black: 215#true, Black: 217#(= ~glob~0 0), 224#true, t_funThread1of4ForFork0InUse, t_funThread2of4ForFork0NotInUse, Black: 226#(= ULTIMATE.start_main_~i~1 0), Black: 228#(<= ULTIMATE.start_main_~i~1 1), t_funThread3of4ForFork0NotInUse, 305#true, t_funThread4of4ForFork0NotInUse, 180#true, 126#L708-3true]) [2021-03-26 12:00:44,303 INFO L384 tUnfolder$Statistics]: this new event has 102 ancestors and is cut-off event [2021-03-26 12:00:44,303 INFO L387 tUnfolder$Statistics]: existing Event has 84 ancestors and is cut-off event [2021-03-26 12:00:44,303 INFO L387 tUnfolder$Statistics]: existing Event has 101 ancestors and is cut-off event [2021-03-26 12:00:44,303 INFO L387 tUnfolder$Statistics]: existing Event has 84 ancestors and is cut-off event [2021-03-26 12:00:44,307 INFO L129 PetriNetUnfolder]: 1674/9227 cut-off events. [2021-03-26 12:00:44,307 INFO L130 PetriNetUnfolder]: For 10970/13362 co-relation queries the response was YES. [2021-03-26 12:00:44,352 INFO L84 FinitePrefix]: Finished finitePrefix Result has 16932 conditions, 9227 events. 1674/9227 cut-off events. For 10970/13362 co-relation queries the response was YES. Maximal size of possible extension queue 433. Compared 111351 event pairs, 548 based on Foata normal form. 31/7883 useless extension candidates. Maximal degree in co-relation 16857. Up to 1000 conditions per place. [2021-03-26 12:00:44,441 INFO L142 LiptonReduction]: Number of co-enabled transitions 4764 [2021-03-26 12:00:46,985 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 5 [2021-03-26 12:01:04,421 INFO L154 LiptonReduction]: Checked pairs total: 7924 [2021-03-26 12:01:04,421 INFO L156 LiptonReduction]: Total number of compositions: 4 [2021-03-26 12:01:04,421 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 20850 [2021-03-26 12:01:04,421 INFO L480 AbstractCegarLoop]: Abstraction has has 118 places, 123 transitions, 803 flow [2021-03-26 12:01:04,422 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 287.8888888888889) internal successors, (2591), 9 states have internal predecessors, (2591), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 12:01:04,422 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 12:01:04,422 INFO L263 CegarLoopForPetriNet]: trace histogram [5, 5, 4, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 12:01:04,622 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-03-26 12:01:04,623 INFO L428 AbstractCegarLoop]: === Iteration 6 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 12:01:04,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 12:01:04,623 INFO L82 PathProgramCache]: Analyzing trace with hash 594526539, now seen corresponding path program 1 times [2021-03-26 12:01:04,623 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 12:01:04,623 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1161665798] [2021-03-26 12:01:04,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 12:01:04,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-26 12:01:04,653 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-26 12:01:04,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-26 12:01:04,660 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-26 12:01:04,667 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-26 12:01:04,668 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-03-26 12:01:04,668 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-03-26 12:01:04,668 WARN L342 ceAbstractionStarter]: 4 thread instances were not sufficient, I will increase this number and restart the analysis [2021-03-26 12:01:04,668 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 5 thread instances. [2021-03-26 12:01:04,684 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,684 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,684 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,684 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,684 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,684 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,684 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,684 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,684 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,684 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,684 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,684 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,685 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,685 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,685 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,685 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,685 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,685 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,685 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,685 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,685 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,685 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,685 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,685 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,685 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,685 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,685 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,685 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,685 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,686 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,686 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,686 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,686 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,686 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,686 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,686 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,686 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,686 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,686 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,686 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,686 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,686 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,686 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,686 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,687 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,687 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,687 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,687 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,687 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,687 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,687 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,687 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,687 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,687 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,687 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,687 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,687 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,687 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,687 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,687 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,687 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,688 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,688 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,688 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,688 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,688 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,688 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,688 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,688 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,688 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,688 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,688 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,688 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,688 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,688 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,688 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,688 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,689 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,689 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,689 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,689 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,689 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,689 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,689 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,689 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,689 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,689 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,689 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,689 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,689 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,689 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,689 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,689 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,689 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,690 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,690 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,691 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,691 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,691 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,691 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,691 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,691 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,691 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,691 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,691 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,691 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,691 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,691 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,691 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,691 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,692 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,692 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,692 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,692 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,692 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,692 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,692 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,692 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,692 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,692 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,692 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,692 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,692 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,692 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,692 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,692 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,692 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,693 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,693 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,693 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,694 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,694 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,694 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,694 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,694 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,694 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,694 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,694 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,694 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,694 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,694 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,694 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,694 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,694 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,694 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,694 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,694 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,695 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,695 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,695 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,695 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,695 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,695 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,695 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,695 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,695 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,695 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,695 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,695 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,695 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,696 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,696 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,696 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,696 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,696 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,696 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,696 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,696 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,697 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,698 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,698 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,698 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,698 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,698 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,698 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,698 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,699 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,699 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,699 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,699 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,699 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,699 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,699 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,699 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,700 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,701 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,701 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,701 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,701 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,701 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,701 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,701 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,702 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,702 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,702 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,702 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,702 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,702 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,702 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,702 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:01:04,706 INFO L149 ThreadInstanceAdder]: Constructed 5 joinOtherThreadTransitions. [2021-03-26 12:01:04,706 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-03-26 12:01:04,706 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-26 12:01:04,707 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-26 12:01:04,707 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-26 12:01:04,707 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-26 12:01:04,707 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-26 12:01:04,707 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-26 12:01:04,707 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-26 12:01:04,707 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-26 12:01:04,708 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 196 places, 216 transitions, 492 flow [2021-03-26 12:01:04,786 INFO L129 PetriNetUnfolder]: 161/996 cut-off events. [2021-03-26 12:01:04,786 INFO L130 PetriNetUnfolder]: For 110/110 co-relation queries the response was YES. [2021-03-26 12:01:04,794 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1107 conditions, 996 events. 161/996 cut-off events. For 110/110 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 5134 event pairs, 23 based on Foata normal form. 0/846 useless extension candidates. Maximal degree in co-relation 702. Up to 80 conditions per place. [2021-03-26 12:01:04,795 INFO L82 GeneralOperation]: Start removeDead. Operand has 196 places, 216 transitions, 492 flow [2021-03-26 12:01:04,800 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 196 places, 216 transitions, 492 flow [2021-03-26 12:01:04,801 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 12:01:04,801 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 196 places, 216 transitions, 492 flow [2021-03-26 12:01:04,801 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 196 places, 216 transitions, 492 flow [2021-03-26 12:01:04,802 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 196 places, 216 transitions, 492 flow [2021-03-26 12:01:04,883 INFO L129 PetriNetUnfolder]: 161/996 cut-off events. [2021-03-26 12:01:04,883 INFO L130 PetriNetUnfolder]: For 110/110 co-relation queries the response was YES. [2021-03-26 12:01:04,894 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1107 conditions, 996 events. 161/996 cut-off events. For 110/110 co-relation queries the response was YES. Maximal size of possible extension queue 21. Compared 5154 event pairs, 23 based on Foata normal form. 0/846 useless extension candidates. Maximal degree in co-relation 702. Up to 80 conditions per place. [2021-03-26 12:01:04,919 INFO L142 LiptonReduction]: Number of co-enabled transitions 24400 [2021-03-26 12:01:07,496 INFO L154 LiptonReduction]: Checked pairs total: 11809 [2021-03-26 12:01:07,496 INFO L156 LiptonReduction]: Total number of compositions: 110 [2021-03-26 12:01:07,497 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2697 [2021-03-26 12:01:07,499 INFO L129 PetriNetUnfolder]: 5/58 cut-off events. [2021-03-26 12:01:07,499 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-03-26 12:01:07,499 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 12:01:07,499 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 12:01:07,500 INFO L428 AbstractCegarLoop]: === Iteration 1 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 12:01:07,500 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 12:01:07,500 INFO L82 PathProgramCache]: Analyzing trace with hash -1660770458, now seen corresponding path program 1 times [2021-03-26 12:01:07,500 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 12:01:07,500 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1594500775] [2021-03-26 12:01:07,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 12:01:07,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 12:01:07,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:07,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:01:07,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:07,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:01:07,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:07,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-26 12:01:07,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:07,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-26 12:01:07,545 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 12:01:07,545 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1594500775] [2021-03-26 12:01:07,545 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 12:01:07,545 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-26 12:01:07,545 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [499114101] [2021-03-26 12:01:07,546 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-26 12:01:07,546 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 12:01:07,546 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-26 12:01:07,546 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-26 12:01:07,547 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 249 out of 326 [2021-03-26 12:01:07,548 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 121 places, 136 transitions, 332 flow. Second operand has 5 states, 5 states have (on average 250.2) internal successors, (1251), 5 states have internal predecessors, (1251), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 12:01:07,548 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 12:01:07,548 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 249 of 326 [2021-03-26 12:01:07,548 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 12:01:09,070 INFO L129 PetriNetUnfolder]: 4514/16536 cut-off events. [2021-03-26 12:01:09,070 INFO L130 PetriNetUnfolder]: For 1353/1447 co-relation queries the response was YES. [2021-03-26 12:01:09,138 INFO L84 FinitePrefix]: Finished finitePrefix Result has 22993 conditions, 16536 events. 4514/16536 cut-off events. For 1353/1447 co-relation queries the response was YES. Maximal size of possible extension queue 544. Compared 193299 event pairs, 903 based on Foata normal form. 8707/23572 useless extension candidates. Maximal degree in co-relation 13361. Up to 2133 conditions per place. [2021-03-26 12:01:09,190 INFO L132 encePairwiseOnDemand]: 301/326 looper letters, 56 selfloop transitions, 8 changer transitions 0/164 dead transitions. [2021-03-26 12:01:09,190 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 126 places, 164 transitions, 516 flow [2021-03-26 12:01:09,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-26 12:01:09,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-03-26 12:01:09,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 2170 transitions. [2021-03-26 12:01:09,194 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8320552147239264 [2021-03-26 12:01:09,195 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 2170 transitions. [2021-03-26 12:01:09,195 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 2170 transitions. [2021-03-26 12:01:09,196 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 12:01:09,196 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 2170 transitions. [2021-03-26 12:01:09,199 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 271.25) internal successors, (2170), 8 states have internal predecessors, (2170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 12:01:09,202 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 326.0) internal successors, (2934), 9 states have internal predecessors, (2934), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 12:01:09,203 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 326.0) internal successors, (2934), 9 states have internal predecessors, (2934), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 12:01:09,203 INFO L185 Difference]: Start difference. First operand has 121 places, 136 transitions, 332 flow. Second operand 8 states and 2170 transitions. [2021-03-26 12:01:09,203 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 126 places, 164 transitions, 516 flow [2021-03-26 12:01:09,206 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 126 places, 164 transitions, 516 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-26 12:01:09,208 INFO L241 Difference]: Finished difference. Result has 131 places, 122 transitions, 349 flow [2021-03-26 12:01:09,208 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=326, PETRI_DIFFERENCE_MINUEND_FLOW=290, PETRI_DIFFERENCE_MINUEND_PLACES=119, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=115, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=110, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=349, PETRI_PLACES=131, PETRI_TRANSITIONS=122} [2021-03-26 12:01:09,208 INFO L343 CegarLoopForPetriNet]: 121 programPoint places, 10 predicate places. [2021-03-26 12:01:09,208 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 12:01:09,208 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 131 places, 122 transitions, 349 flow [2021-03-26 12:01:09,208 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 131 places, 122 transitions, 349 flow [2021-03-26 12:01:09,209 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 131 places, 122 transitions, 349 flow [2021-03-26 12:01:09,376 INFO L129 PetriNetUnfolder]: 233/1821 cut-off events. [2021-03-26 12:01:09,377 INFO L130 PetriNetUnfolder]: For 409/431 co-relation queries the response was YES. [2021-03-26 12:01:09,381 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2281 conditions, 1821 events. 233/1821 cut-off events. For 409/431 co-relation queries the response was YES. Maximal size of possible extension queue 45. Compared 13563 event pairs, 75 based on Foata normal form. 5/1648 useless extension candidates. Maximal degree in co-relation 1658. Up to 272 conditions per place. [2021-03-26 12:01:09,399 INFO L142 LiptonReduction]: Number of co-enabled transitions 8658 [2021-03-26 12:01:10,989 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-03-26 12:01:11,430 INFO L154 LiptonReduction]: Checked pairs total: 11926 [2021-03-26 12:01:11,431 INFO L156 LiptonReduction]: Total number of compositions: 40 [2021-03-26 12:01:11,431 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2223 [2021-03-26 12:01:11,431 INFO L480 AbstractCegarLoop]: Abstraction has has 100 places, 91 transitions, 289 flow [2021-03-26 12:01:11,432 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 250.2) internal successors, (1251), 5 states have internal predecessors, (1251), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 12:01:11,432 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 12:01:11,432 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 12:01:11,432 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-03-26 12:01:11,432 INFO L428 AbstractCegarLoop]: === Iteration 2 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 12:01:11,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 12:01:11,432 INFO L82 PathProgramCache]: Analyzing trace with hash -664812619, now seen corresponding path program 1 times [2021-03-26 12:01:11,432 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 12:01:11,433 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [185104526] [2021-03-26 12:01:11,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 12:01:11,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 12:01:11,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:11,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:01:11,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:11,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:01:11,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:11,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-26 12:01:11,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:11,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-26 12:01:11,467 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-03-26 12:01:11,467 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [185104526] [2021-03-26 12:01:11,467 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 12:01:11,467 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-26 12:01:11,467 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2080177989] [2021-03-26 12:01:11,467 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-26 12:01:11,467 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 12:01:11,468 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-26 12:01:11,468 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-26 12:01:11,469 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 273 out of 366 [2021-03-26 12:01:11,470 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 100 places, 91 transitions, 289 flow. Second operand has 5 states, 5 states have (on average 274.2) internal successors, (1371), 5 states have internal predecessors, (1371), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 12:01:11,470 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 12:01:11,470 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 273 of 366 [2021-03-26 12:01:11,470 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 12:01:14,674 INFO L129 PetriNetUnfolder]: 13030/37231 cut-off events. [2021-03-26 12:01:14,675 INFO L130 PetriNetUnfolder]: For 10527/10559 co-relation queries the response was YES. [2021-03-26 12:01:14,825 INFO L84 FinitePrefix]: Finished finitePrefix Result has 61899 conditions, 37231 events. 13030/37231 cut-off events. For 10527/10559 co-relation queries the response was YES. Maximal size of possible extension queue 1249. Compared 452761 event pairs, 4619 based on Foata normal form. 0/30321 useless extension candidates. Maximal degree in co-relation 40540. Up to 6913 conditions per place. [2021-03-26 12:01:15,060 INFO L132 encePairwiseOnDemand]: 356/366 looper letters, 55 selfloop transitions, 24 changer transitions 0/150 dead transitions. [2021-03-26 12:01:15,061 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 106 places, 150 transitions, 647 flow [2021-03-26 12:01:15,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-26 12:01:15,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-26 12:01:15,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1992 transitions. [2021-03-26 12:01:15,066 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7775175644028103 [2021-03-26 12:01:15,066 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1992 transitions. [2021-03-26 12:01:15,067 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1992 transitions. [2021-03-26 12:01:15,068 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 12:01:15,068 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1992 transitions. [2021-03-26 12:01:15,071 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 284.57142857142856) internal successors, (1992), 7 states have internal predecessors, (1992), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 12:01:15,074 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 366.0) internal successors, (2928), 8 states have internal predecessors, (2928), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 12:01:15,075 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 366.0) internal successors, (2928), 8 states have internal predecessors, (2928), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 12:01:15,075 INFO L185 Difference]: Start difference. First operand has 100 places, 91 transitions, 289 flow. Second operand 7 states and 1992 transitions. [2021-03-26 12:01:15,075 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 106 places, 150 transitions, 647 flow [2021-03-26 12:01:15,107 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 106 places, 150 transitions, 641 flow, removed 3 selfloop flow, removed 0 redundant places. [2021-03-26 12:01:15,109 INFO L241 Difference]: Finished difference. Result has 112 places, 110 transitions, 497 flow [2021-03-26 12:01:15,109 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=366, PETRI_DIFFERENCE_MINUEND_FLOW=287, PETRI_DIFFERENCE_MINUEND_PLACES=100, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=91, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=82, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=497, PETRI_PLACES=112, PETRI_TRANSITIONS=110} [2021-03-26 12:01:15,110 INFO L343 CegarLoopForPetriNet]: 121 programPoint places, -9 predicate places. [2021-03-26 12:01:15,110 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 12:01:15,110 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 112 places, 110 transitions, 497 flow [2021-03-26 12:01:15,110 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 112 places, 110 transitions, 497 flow [2021-03-26 12:01:15,111 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 112 places, 110 transitions, 497 flow [2021-03-26 12:01:15,992 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1789] L702-3-->L702-5: Formula: (= v_~glob~0_429 (+ |v_ULTIMATE.start_bar_#t~post10_202| 1)) InVars {ULTIMATE.start_bar_#t~post10=|v_ULTIMATE.start_bar_#t~post10_202|} OutVars{~glob~0=v_~glob~0_429, ULTIMATE.start_bar_#t~post10=|v_ULTIMATE.start_bar_#t~post10_201|} AuxVars[] AssignedVars[~glob~0, ULTIMATE.start_bar_#t~post10][43], [t_funThread2of5ForFork0InUse, t_funThread3of5ForFork0InUse, t_funThread4of5ForFork0InUse, Black: 225#(and (not (= t_funThread2of5ForFork0___VERIFIER_assert_~cond 0)) (= ~glob~0 0) (not (= |t_funThread2of5ForFork0___VERIFIER_assert_#in~cond| 0))), t_funThread5of5ForFork0NotInUse, Black: 227#(and (not (= t_funThread2of5ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread2of5ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 219#(= ~glob~0 0), 200#true, Black: 220#(not (= |t_funThread2of5ForFork0___VERIFIER_assert_#in~cond| 0)), Black: 223#(and (= ~glob~0 0) (not (= |t_funThread2of5ForFork0___VERIFIER_assert_#in~cond| 0))), 47#t_funErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue, 79#L685-5true, 112#t_funErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue, 51#t_funErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue, Black: 208#(and (not (= 0 |t_funThread1of5ForFork0___VERIFIER_assert_#in~cond|)) (= ~glob~0 0) (not (= t_funThread1of5ForFork0___VERIFIER_assert_~cond 0))), Black: 210#(and (not (= 0 |t_funThread1of5ForFork0___VERIFIER_assert_#in~cond|)) (not (= t_funThread1of5ForFork0___VERIFIER_assert_~cond 0))), 85#L702-5true, Black: 202#(= ~glob~0 0), Black: 206#(and (not (= 0 |t_funThread1of5ForFork0___VERIFIER_assert_#in~cond|)) (= ~glob~0 0)), 217#true, t_funThread1of5ForFork0InUse]) [2021-03-26 12:01:15,993 INFO L384 tUnfolder$Statistics]: this new event has 99 ancestors and is cut-off event [2021-03-26 12:01:15,993 INFO L387 tUnfolder$Statistics]: existing Event has 99 ancestors and is cut-off event [2021-03-26 12:01:15,993 INFO L387 tUnfolder$Statistics]: existing Event has 79 ancestors and is cut-off event [2021-03-26 12:01:15,993 INFO L387 tUnfolder$Statistics]: existing Event has 79 ancestors and is cut-off event [2021-03-26 12:01:16,024 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1789] L702-3-->L702-5: Formula: (= v_~glob~0_429 (+ |v_ULTIMATE.start_bar_#t~post10_202| 1)) InVars {ULTIMATE.start_bar_#t~post10=|v_ULTIMATE.start_bar_#t~post10_202|} OutVars{~glob~0=v_~glob~0_429, ULTIMATE.start_bar_#t~post10=|v_ULTIMATE.start_bar_#t~post10_201|} AuxVars[] AssignedVars[~glob~0, ULTIMATE.start_bar_#t~post10][43], [t_funThread2of5ForFork0InUse, t_funThread3of5ForFork0InUse, Black: 225#(and (not (= t_funThread2of5ForFork0___VERIFIER_assert_~cond 0)) (= ~glob~0 0) (not (= |t_funThread2of5ForFork0___VERIFIER_assert_#in~cond| 0))), t_funThread4of5ForFork0InUse, Black: 227#(and (not (= t_funThread2of5ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread2of5ForFork0___VERIFIER_assert_#in~cond| 0))), t_funThread5of5ForFork0InUse, Black: 219#(= ~glob~0 0), 200#true, Black: 220#(not (= |t_funThread2of5ForFork0___VERIFIER_assert_#in~cond| 0)), Black: 223#(and (= ~glob~0 0) (not (= |t_funThread2of5ForFork0___VERIFIER_assert_#in~cond| 0))), 47#t_funErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue, 79#L685-5true, 112#t_funErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue, 51#t_funErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue, Black: 208#(and (not (= 0 |t_funThread1of5ForFork0___VERIFIER_assert_#in~cond|)) (= ~glob~0 0) (not (= t_funThread1of5ForFork0___VERIFIER_assert_~cond 0))), 85#L702-5true, Black: 210#(and (not (= 0 |t_funThread1of5ForFork0___VERIFIER_assert_#in~cond|)) (not (= t_funThread1of5ForFork0___VERIFIER_assert_~cond 0))), Black: 202#(= ~glob~0 0), Black: 206#(and (not (= 0 |t_funThread1of5ForFork0___VERIFIER_assert_#in~cond|)) (= ~glob~0 0)), 217#true, 189#t_funENTRYtrue, t_funThread1of5ForFork0InUse]) [2021-03-26 12:01:16,025 INFO L384 tUnfolder$Statistics]: this new event has 106 ancestors and is cut-off event [2021-03-26 12:01:16,025 INFO L387 tUnfolder$Statistics]: existing Event has 86 ancestors and is cut-off event [2021-03-26 12:01:16,025 INFO L387 tUnfolder$Statistics]: existing Event has 86 ancestors and is cut-off event [2021-03-26 12:01:16,025 INFO L387 tUnfolder$Statistics]: existing Event has 106 ancestors and is cut-off event [2021-03-26 12:01:16,040 INFO L129 PetriNetUnfolder]: 2517/11577 cut-off events. [2021-03-26 12:01:16,040 INFO L130 PetriNetUnfolder]: For 12021/15503 co-relation queries the response was YES. [2021-03-26 12:01:16,093 INFO L84 FinitePrefix]: Finished finitePrefix Result has 21655 conditions, 11577 events. 2517/11577 cut-off events. For 12021/15503 co-relation queries the response was YES. Maximal size of possible extension queue 513. Compared 137135 event pairs, 945 based on Foata normal form. 135/10086 useless extension candidates. Maximal degree in co-relation 16920. Up to 1781 conditions per place. [2021-03-26 12:01:16,217 INFO L142 LiptonReduction]: Number of co-enabled transitions 5434 [2021-03-26 12:01:28,631 WARN L205 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 133 [2021-03-26 12:01:28,841 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2021-03-26 12:01:29,369 WARN L205 SmtUtils]: Spent 526.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 133 [2021-03-26 12:01:29,571 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2021-03-26 12:01:51,333 INFO L154 LiptonReduction]: Checked pairs total: 10583 [2021-03-26 12:01:51,333 INFO L156 LiptonReduction]: Total number of compositions: 17 [2021-03-26 12:01:51,333 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 36223 [2021-03-26 12:01:51,333 INFO L480 AbstractCegarLoop]: Abstraction has has 110 places, 108 transitions, 493 flow [2021-03-26 12:01:51,334 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 274.2) internal successors, (1371), 5 states have internal predecessors, (1371), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 12:01:51,334 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 12:01:51,334 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 12:01:51,334 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-03-26 12:01:51,334 INFO L428 AbstractCegarLoop]: === Iteration 3 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 12:01:51,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 12:01:51,334 INFO L82 PathProgramCache]: Analyzing trace with hash 1288569353, now seen corresponding path program 1 times [2021-03-26 12:01:51,335 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 12:01:51,335 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1987687814] [2021-03-26 12:01:51,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 12:01:51,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 12:01:51,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:01:51,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:01:51,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:01:51,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:01:51,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:01:51,365 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 12:01:51,365 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1987687814] [2021-03-26 12:01:51,365 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2041446740] [2021-03-26 12:01:51,365 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 [2021-03-26 12:01:51,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 12:01:51,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 4 conjunts are in the unsatisfiable core [2021-03-26 12:01:51,468 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 12:01:51,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:01:51,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:01:51,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:01:51,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:01:51,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:01:51,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:01:51,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:01:51,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:01:51,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:01:51,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:01:51,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:01:51,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:01:51,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:01:51,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:01:51,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:01:51,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:01:51,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:01:51,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:01:51,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:01:51,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:01:51,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:01:51,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:01:51,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:01:51,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:01:51,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 12:01:51,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,489 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 12:01:51,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 12:01:51,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 12:01:51,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:01:51,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:01:51,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 12:01:51,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,500 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 12:01:51,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 12:01:51,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 12:01:51,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:01:51,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:01:51,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:01:51,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:01:51,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:01:51,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:01:51,506 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-26 12:01:51,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:01:51,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:01:51,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:01:51,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:01:51,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:01:51,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:01:51,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:01:51,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:01:51,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:01:51,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:01:51,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:01:51,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:01:51,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:01:51,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:01:51,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:01:51,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:01:51,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:01:51,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:01:51,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:01:51,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:01:51,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:01:51,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:01:51,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:01:51,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:01:51,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:01:51,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:01:51,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:01:51,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:01:51,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:01:51,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:01:51,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:01:51,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:01:51,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:01:51,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:01:51,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:01:51,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:01:51,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:01:51,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:01:51,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:01:51,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:01:51,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:01:51,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:01:51,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:01:51,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:01:51,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:01:51,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:01:51,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:01:51,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:01:51,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:01:51,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:01:51,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:01:51,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:01:51,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:01:51,538 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 12:01:51,538 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 12:01:51,538 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-03-26 12:01:51,539 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [200811731] [2021-03-26 12:01:51,539 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-26 12:01:51,539 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 12:01:51,540 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-26 12:01:51,540 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-03-26 12:01:51,542 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 309 out of 383 [2021-03-26 12:01:51,544 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 110 places, 108 transitions, 493 flow. Second operand has 7 states, 7 states have (on average 310.7142857142857) internal successors, (2175), 7 states have internal predecessors, (2175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 12:01:51,544 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 12:01:51,544 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 309 of 383 [2021-03-26 12:01:51,544 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 12:01:52,374 INFO L129 PetriNetUnfolder]: 2141/9339 cut-off events. [2021-03-26 12:01:52,375 INFO L130 PetriNetUnfolder]: For 10908/15118 co-relation queries the response was YES. [2021-03-26 12:01:52,417 INFO L84 FinitePrefix]: Finished finitePrefix Result has 18478 conditions, 9339 events. 2141/9339 cut-off events. For 10908/15118 co-relation queries the response was YES. Maximal size of possible extension queue 399. Compared 105044 event pairs, 843 based on Foata normal form. 40/7941 useless extension candidates. Maximal degree in co-relation 14093. Up to 1613 conditions per place. [2021-03-26 12:01:52,446 INFO L132 encePairwiseOnDemand]: 378/383 looper letters, 11 selfloop transitions, 5 changer transitions 0/117 dead transitions. [2021-03-26 12:01:52,446 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 115 places, 117 transitions, 543 flow [2021-03-26 12:01:52,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-26 12:01:52,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-26 12:01:52,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1872 transitions. [2021-03-26 12:01:52,450 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.814621409921671 [2021-03-26 12:01:52,450 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1872 transitions. [2021-03-26 12:01:52,450 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1872 transitions. [2021-03-26 12:01:52,451 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 12:01:52,451 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1872 transitions. [2021-03-26 12:01:52,454 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 312.0) internal successors, (1872), 6 states have internal predecessors, (1872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 12:01:52,457 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 383.0) internal successors, (2681), 7 states have internal predecessors, (2681), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 12:01:52,457 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 383.0) internal successors, (2681), 7 states have internal predecessors, (2681), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 12:01:52,458 INFO L185 Difference]: Start difference. First operand has 110 places, 108 transitions, 493 flow. Second operand 6 states and 1872 transitions. [2021-03-26 12:01:52,458 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 115 places, 117 transitions, 543 flow [2021-03-26 12:01:52,473 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 115 places, 117 transitions, 543 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-26 12:01:52,474 INFO L241 Difference]: Finished difference. Result has 118 places, 112 transitions, 527 flow [2021-03-26 12:01:52,475 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=383, PETRI_DIFFERENCE_MINUEND_FLOW=493, PETRI_DIFFERENCE_MINUEND_PLACES=110, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=108, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=104, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=527, PETRI_PLACES=118, PETRI_TRANSITIONS=112} [2021-03-26 12:01:52,475 INFO L343 CegarLoopForPetriNet]: 121 programPoint places, -3 predicate places. [2021-03-26 12:01:52,475 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 12:01:52,475 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 118 places, 112 transitions, 527 flow [2021-03-26 12:01:52,475 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 118 places, 112 transitions, 527 flow [2021-03-26 12:01:52,476 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 118 places, 112 transitions, 527 flow [2021-03-26 12:01:53,246 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1789] L702-3-->L702-5: Formula: (= v_~glob~0_429 (+ |v_ULTIMATE.start_bar_#t~post10_202| 1)) InVars {ULTIMATE.start_bar_#t~post10=|v_ULTIMATE.start_bar_#t~post10_202|} OutVars{~glob~0=v_~glob~0_429, ULTIMATE.start_bar_#t~post10=|v_ULTIMATE.start_bar_#t~post10_201|} AuxVars[] AssignedVars[~glob~0, ULTIMATE.start_bar_#t~post10][45], [t_funThread2of5ForFork0InUse, t_funThread3of5ForFork0InUse, t_funThread4of5ForFork0InUse, Black: 323#(and (= |ULTIMATE.start_main_#t~post15| 0) (<= ULTIMATE.start_main_~i~1 1)), Black: 237#(= ULTIMATE.start_main_~i~1 0), t_funThread5of5ForFork0NotInUse, Black: 239#(<= ULTIMATE.start_main_~i~1 1), 200#true, 79#L685-5true, Black: 208#(and (not (= 0 |t_funThread1of5ForFork0___VERIFIER_assert_#in~cond|)) (= ~glob~0 0) (not (= t_funThread1of5ForFork0___VERIFIER_assert_~cond 0))), Black: 210#(and (not (= 0 |t_funThread1of5ForFork0___VERIFIER_assert_#in~cond|)) (not (= t_funThread1of5ForFork0___VERIFIER_assert_~cond 0))), 85#L702-5true, Black: 202#(= ~glob~0 0), Black: 206#(and (not (= 0 |t_funThread1of5ForFork0___VERIFIER_assert_#in~cond|)) (= ~glob~0 0)), 217#true, Black: 225#(and (not (= t_funThread2of5ForFork0___VERIFIER_assert_~cond 0)) (= ~glob~0 0) (not (= |t_funThread2of5ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 227#(and (not (= t_funThread2of5ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread2of5ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 219#(= ~glob~0 0), Black: 220#(not (= |t_funThread2of5ForFork0___VERIFIER_assert_#in~cond| 0)), Black: 223#(and (= ~glob~0 0) (not (= |t_funThread2of5ForFork0___VERIFIER_assert_#in~cond| 0))), 235#true, 47#t_funErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue, 112#t_funErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue, 51#t_funErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue, t_funThread1of5ForFork0InUse]) [2021-03-26 12:01:53,246 INFO L384 tUnfolder$Statistics]: this new event has 96 ancestors and is cut-off event [2021-03-26 12:01:53,246 INFO L387 tUnfolder$Statistics]: existing Event has 76 ancestors and is cut-off event [2021-03-26 12:01:53,246 INFO L387 tUnfolder$Statistics]: existing Event has 76 ancestors and is cut-off event [2021-03-26 12:01:53,246 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2021-03-26 12:01:53,288 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1789] L702-3-->L702-5: Formula: (= v_~glob~0_429 (+ |v_ULTIMATE.start_bar_#t~post10_202| 1)) InVars {ULTIMATE.start_bar_#t~post10=|v_ULTIMATE.start_bar_#t~post10_202|} OutVars{~glob~0=v_~glob~0_429, ULTIMATE.start_bar_#t~post10=|v_ULTIMATE.start_bar_#t~post10_201|} AuxVars[] AssignedVars[~glob~0, ULTIMATE.start_bar_#t~post10][45], [t_funThread2of5ForFork0InUse, t_funThread3of5ForFork0InUse, Black: 323#(and (= |ULTIMATE.start_main_#t~post15| 0) (<= ULTIMATE.start_main_~i~1 1)), t_funThread4of5ForFork0InUse, Black: 237#(= ULTIMATE.start_main_~i~1 0), Black: 239#(<= ULTIMATE.start_main_~i~1 1), t_funThread5of5ForFork0InUse, 200#true, 79#L685-5true, Black: 208#(and (not (= 0 |t_funThread1of5ForFork0___VERIFIER_assert_#in~cond|)) (= ~glob~0 0) (not (= t_funThread1of5ForFork0___VERIFIER_assert_~cond 0))), 85#L702-5true, Black: 210#(and (not (= 0 |t_funThread1of5ForFork0___VERIFIER_assert_#in~cond|)) (not (= t_funThread1of5ForFork0___VERIFIER_assert_~cond 0))), Black: 202#(= ~glob~0 0), Black: 206#(and (not (= 0 |t_funThread1of5ForFork0___VERIFIER_assert_#in~cond|)) (= ~glob~0 0)), 217#true, Black: 225#(and (not (= t_funThread2of5ForFork0___VERIFIER_assert_~cond 0)) (= ~glob~0 0) (not (= |t_funThread2of5ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 227#(and (not (= t_funThread2of5ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread2of5ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 219#(= ~glob~0 0), Black: 220#(not (= |t_funThread2of5ForFork0___VERIFIER_assert_#in~cond| 0)), Black: 223#(and (= ~glob~0 0) (not (= |t_funThread2of5ForFork0___VERIFIER_assert_#in~cond| 0))), 235#true, 47#t_funErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue, 112#t_funErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue, 51#t_funErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue, 189#t_funENTRYtrue, t_funThread1of5ForFork0InUse]) [2021-03-26 12:01:53,288 INFO L384 tUnfolder$Statistics]: this new event has 103 ancestors and is cut-off event [2021-03-26 12:01:53,288 INFO L387 tUnfolder$Statistics]: existing Event has 83 ancestors and is cut-off event [2021-03-26 12:01:53,288 INFO L387 tUnfolder$Statistics]: existing Event has 83 ancestors and is cut-off event [2021-03-26 12:01:53,288 INFO L387 tUnfolder$Statistics]: existing Event has 103 ancestors and is cut-off event [2021-03-26 12:01:53,302 INFO L129 PetriNetUnfolder]: 2206/10119 cut-off events. [2021-03-26 12:01:53,302 INFO L130 PetriNetUnfolder]: For 10457/13328 co-relation queries the response was YES. [2021-03-26 12:01:53,361 INFO L84 FinitePrefix]: Finished finitePrefix Result has 18862 conditions, 10119 events. 2206/10119 cut-off events. For 10457/13328 co-relation queries the response was YES. Maximal size of possible extension queue 416. Compared 117549 event pairs, 832 based on Foata normal form. 104/8791 useless extension candidates. Maximal degree in co-relation 14263. Up to 1470 conditions per place. [2021-03-26 12:01:53,482 INFO L142 LiptonReduction]: Number of co-enabled transitions 5352 [2021-03-26 12:02:15,185 INFO L154 LiptonReduction]: Checked pairs total: 11119 [2021-03-26 12:02:15,186 INFO L156 LiptonReduction]: Total number of compositions: 8 [2021-03-26 12:02:15,186 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 22711 [2021-03-26 12:02:15,186 INFO L480 AbstractCegarLoop]: Abstraction has has 116 places, 110 transitions, 521 flow [2021-03-26 12:02:15,187 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 310.7142857142857) internal successors, (2175), 7 states have internal predecessors, (2175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 12:02:15,187 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 12:02:15,187 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 12:02:15,387 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 12:02:15,387 INFO L428 AbstractCegarLoop]: === Iteration 4 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 12:02:15,388 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 12:02:15,388 INFO L82 PathProgramCache]: Analyzing trace with hash -234485243, now seen corresponding path program 1 times [2021-03-26 12:02:15,388 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 12:02:15,388 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1016228023] [2021-03-26 12:02:15,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 12:02:15,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 12:02:15,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:02:15,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:02:15,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:02:15,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:02:15,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:02:15,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:02:15,474 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 12:02:15,474 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1016228023] [2021-03-26 12:02:15,474 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1723721091] [2021-03-26 12:02:15,474 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 [2021-03-26 12:02:15,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 12:02:15,577 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 6 conjunts are in the unsatisfiable core [2021-03-26 12:02:15,579 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 12:02:15,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:02:15,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:02:15,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:02:15,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:02:15,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:02:15,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:02:15,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:02:15,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:02:15,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:02:15,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:02:15,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:02:15,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:02:15,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:02:15,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:02:15,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:02:15,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:02:15,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:02:15,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:02:15,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:02:15,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:02:15,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 12:02:15,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,598 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 12:02:15,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 12:02:15,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 12:02:15,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:02:15,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:02:15,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 12:02:15,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,611 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 12:02:15,611 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 12:02:15,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 12:02:15,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:02:15,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:02:15,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:02:15,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:02:15,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:02:15,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:02:15,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:02:15,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:02:15,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:02:15,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:02:15,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:02:15,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:02:15,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:02:15,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:02:15,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:02:15,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:02:15,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:02:15,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:02:15,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:02:15,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:02:15,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:02:15,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:02:15,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 12:02:15,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,630 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 12:02:15,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 12:02:15,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 12:02:15,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:02:15,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:02:15,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 12:02:15,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,636 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 12:02:15,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 12:02:15,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 12:02:15,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:02:15,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:02:15,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:02:15,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:02:15,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:02:15,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:02:15,645 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-26 12:02:15,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:02:15,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:02:15,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:02:15,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:02:15,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:02:15,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:02:15,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:02:15,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:02:15,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:02:15,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:02:15,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:02:15,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:02:15,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:02:15,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:02:15,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:02:15,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:02:15,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:02:15,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:02:15,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:02:15,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:02:15,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:02:15,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:02:15,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:02:15,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:02:15,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:02:15,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:02:15,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:02:15,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:02:15,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:02:15,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:02:15,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:02:15,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:02:15,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:02:15,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:02:15,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:02:15,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:02:15,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:02:15,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:02:15,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:02:15,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:15,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:02:15,664 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 12:02:15,664 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 12:02:15,664 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2021-03-26 12:02:15,664 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1062339174] [2021-03-26 12:02:15,665 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-26 12:02:15,665 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 12:02:15,665 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-26 12:02:15,665 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-03-26 12:02:15,667 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 314 out of 391 [2021-03-26 12:02:15,669 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 116 places, 110 transitions, 521 flow. Second operand has 9 states, 9 states have (on average 315.8888888888889) internal successors, (2843), 9 states have internal predecessors, (2843), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 12:02:15,669 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 12:02:15,669 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 314 of 391 [2021-03-26 12:02:15,669 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 12:02:16,550 INFO L129 PetriNetUnfolder]: 2487/10550 cut-off events. [2021-03-26 12:02:16,550 INFO L130 PetriNetUnfolder]: For 12267/17375 co-relation queries the response was YES. [2021-03-26 12:02:16,625 INFO L84 FinitePrefix]: Finished finitePrefix Result has 20928 conditions, 10550 events. 2487/10550 cut-off events. For 12267/17375 co-relation queries the response was YES. Maximal size of possible extension queue 450. Compared 121068 event pairs, 993 based on Foata normal form. 72/9019 useless extension candidates. Maximal degree in co-relation 13980. Up to 1917 conditions per place. [2021-03-26 12:02:16,669 INFO L132 encePairwiseOnDemand]: 384/391 looper letters, 13 selfloop transitions, 5 changer transitions 1/120 dead transitions. [2021-03-26 12:02:16,669 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 122 places, 120 transitions, 587 flow [2021-03-26 12:02:16,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-26 12:02:16,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-26 12:02:16,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 2218 transitions. [2021-03-26 12:02:16,673 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8103763244428206 [2021-03-26 12:02:16,673 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 2218 transitions. [2021-03-26 12:02:16,673 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 2218 transitions. [2021-03-26 12:02:16,675 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 12:02:16,675 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 2218 transitions. [2021-03-26 12:02:16,678 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 316.85714285714283) internal successors, (2218), 7 states have internal predecessors, (2218), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 12:02:16,832 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 391.0) internal successors, (3128), 8 states have internal predecessors, (3128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 12:02:16,833 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 391.0) internal successors, (3128), 8 states have internal predecessors, (3128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 12:02:16,833 INFO L185 Difference]: Start difference. First operand has 116 places, 110 transitions, 521 flow. Second operand 7 states and 2218 transitions. [2021-03-26 12:02:16,833 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 122 places, 120 transitions, 587 flow [2021-03-26 12:02:16,851 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 121 places, 120 transitions, 581 flow, removed 3 selfloop flow, removed 1 redundant places. [2021-03-26 12:02:16,852 INFO L241 Difference]: Finished difference. Result has 124 places, 112 transitions, 547 flow [2021-03-26 12:02:16,852 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=391, PETRI_DIFFERENCE_MINUEND_FLOW=517, PETRI_DIFFERENCE_MINUEND_PLACES=115, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=110, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=105, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=547, PETRI_PLACES=124, PETRI_TRANSITIONS=112} [2021-03-26 12:02:16,852 INFO L343 CegarLoopForPetriNet]: 121 programPoint places, 3 predicate places. [2021-03-26 12:02:16,853 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 12:02:16,855 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 124 places, 112 transitions, 547 flow [2021-03-26 12:02:16,856 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 124 places, 112 transitions, 547 flow [2021-03-26 12:02:16,856 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 123 places, 112 transitions, 547 flow [2021-03-26 12:02:17,737 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1789] L702-3-->L702-5: Formula: (= v_~glob~0_429 (+ |v_ULTIMATE.start_bar_#t~post10_202| 1)) InVars {ULTIMATE.start_bar_#t~post10=|v_ULTIMATE.start_bar_#t~post10_202|} OutVars{~glob~0=v_~glob~0_429, ULTIMATE.start_bar_#t~post10=|v_ULTIMATE.start_bar_#t~post10_201|} AuxVars[] AssignedVars[~glob~0, ULTIMATE.start_bar_#t~post10][42], [t_funThread2of5ForFork0InUse, t_funThread3of5ForFork0InUse, t_funThread4of5ForFork0InUse, t_funThread5of5ForFork0NotInUse, Black: 237#(= ULTIMATE.start_main_~i~1 0), Black: 239#(<= ULTIMATE.start_main_~i~1 1), 200#true, 328#true, 79#L685-5true, Black: 208#(and (not (= 0 |t_funThread1of5ForFork0___VERIFIER_assert_#in~cond|)) (= ~glob~0 0) (not (= t_funThread1of5ForFork0___VERIFIER_assert_~cond 0))), 85#L702-5true, Black: 210#(and (not (= 0 |t_funThread1of5ForFork0___VERIFIER_assert_#in~cond|)) (not (= t_funThread1of5ForFork0___VERIFIER_assert_~cond 0))), Black: 202#(= ~glob~0 0), Black: 206#(and (not (= 0 |t_funThread1of5ForFork0___VERIFIER_assert_#in~cond|)) (= ~glob~0 0)), 217#true, Black: 225#(and (not (= t_funThread2of5ForFork0___VERIFIER_assert_~cond 0)) (= ~glob~0 0) (not (= |t_funThread2of5ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 227#(and (not (= t_funThread2of5ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread2of5ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 219#(= ~glob~0 0), Black: 220#(not (= |t_funThread2of5ForFork0___VERIFIER_assert_#in~cond| 0)), Black: 223#(and (= ~glob~0 0) (not (= |t_funThread2of5ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 422#(and (<= |ULTIMATE.start_main_#t~post15| 1) (<= ULTIMATE.start_main_~i~1 2)), Black: 332#(<= ULTIMATE.start_main_~i~1 1), 235#true, Black: 334#(<= ULTIMATE.start_main_~i~1 2), 47#t_funErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue, 112#t_funErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue, 51#t_funErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue, t_funThread1of5ForFork0InUse]) [2021-03-26 12:02:17,737 INFO L384 tUnfolder$Statistics]: this new event has 93 ancestors and is cut-off event [2021-03-26 12:02:17,737 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2021-03-26 12:02:17,737 INFO L387 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2021-03-26 12:02:17,738 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2021-03-26 12:02:17,780 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1789] L702-3-->L702-5: Formula: (= v_~glob~0_429 (+ |v_ULTIMATE.start_bar_#t~post10_202| 1)) InVars {ULTIMATE.start_bar_#t~post10=|v_ULTIMATE.start_bar_#t~post10_202|} OutVars{~glob~0=v_~glob~0_429, ULTIMATE.start_bar_#t~post10=|v_ULTIMATE.start_bar_#t~post10_201|} AuxVars[] AssignedVars[~glob~0, ULTIMATE.start_bar_#t~post10][42], [t_funThread2of5ForFork0InUse, t_funThread3of5ForFork0InUse, t_funThread4of5ForFork0InUse, Black: 237#(= ULTIMATE.start_main_~i~1 0), Black: 239#(<= ULTIMATE.start_main_~i~1 1), t_funThread5of5ForFork0InUse, 200#true, 328#true, 79#L685-5true, Black: 208#(and (not (= 0 |t_funThread1of5ForFork0___VERIFIER_assert_#in~cond|)) (= ~glob~0 0) (not (= t_funThread1of5ForFork0___VERIFIER_assert_~cond 0))), Black: 210#(and (not (= 0 |t_funThread1of5ForFork0___VERIFIER_assert_#in~cond|)) (not (= t_funThread1of5ForFork0___VERIFIER_assert_~cond 0))), 85#L702-5true, Black: 202#(= ~glob~0 0), Black: 206#(and (not (= 0 |t_funThread1of5ForFork0___VERIFIER_assert_#in~cond|)) (= ~glob~0 0)), 217#true, Black: 225#(and (not (= t_funThread2of5ForFork0___VERIFIER_assert_~cond 0)) (= ~glob~0 0) (not (= |t_funThread2of5ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 227#(and (not (= t_funThread2of5ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread2of5ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 219#(= ~glob~0 0), Black: 220#(not (= |t_funThread2of5ForFork0___VERIFIER_assert_#in~cond| 0)), Black: 422#(and (<= |ULTIMATE.start_main_#t~post15| 1) (<= ULTIMATE.start_main_~i~1 2)), Black: 223#(and (= ~glob~0 0) (not (= |t_funThread2of5ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 332#(<= ULTIMATE.start_main_~i~1 1), 235#true, Black: 334#(<= ULTIMATE.start_main_~i~1 2), 47#t_funErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue, 112#t_funErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue, 51#t_funErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue, 189#t_funENTRYtrue, t_funThread1of5ForFork0InUse]) [2021-03-26 12:02:17,781 INFO L384 tUnfolder$Statistics]: this new event has 100 ancestors and is cut-off event [2021-03-26 12:02:17,781 INFO L387 tUnfolder$Statistics]: existing Event has 80 ancestors and is cut-off event [2021-03-26 12:02:17,781 INFO L387 tUnfolder$Statistics]: existing Event has 100 ancestors and is cut-off event [2021-03-26 12:02:17,781 INFO L387 tUnfolder$Statistics]: existing Event has 80 ancestors and is cut-off event [2021-03-26 12:02:17,804 INFO L129 PetriNetUnfolder]: 2569/11702 cut-off events. [2021-03-26 12:02:17,804 INFO L130 PetriNetUnfolder]: For 12328/15923 co-relation queries the response was YES. [2021-03-26 12:02:17,877 INFO L84 FinitePrefix]: Finished finitePrefix Result has 22082 conditions, 11702 events. 2569/11702 cut-off events. For 12328/15923 co-relation queries the response was YES. Maximal size of possible extension queue 506. Compared 139814 event pairs, 978 based on Foata normal form. 64/10102 useless extension candidates. Maximal degree in co-relation 22010. Up to 1861 conditions per place. [2021-03-26 12:02:18,015 INFO L142 LiptonReduction]: Number of co-enabled transitions 5382 [2021-03-26 12:02:34,712 INFO L154 LiptonReduction]: Checked pairs total: 7093 [2021-03-26 12:02:34,713 INFO L156 LiptonReduction]: Total number of compositions: 4 [2021-03-26 12:02:34,713 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 17860 [2021-03-26 12:02:34,713 INFO L480 AbstractCegarLoop]: Abstraction has has 122 places, 111 transitions, 547 flow [2021-03-26 12:02:34,714 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 315.8888888888889) internal successors, (2843), 9 states have internal predecessors, (2843), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 12:02:34,714 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 12:02:34,714 INFO L263 CegarLoopForPetriNet]: trace histogram [5, 5, 4, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 12:02:34,914 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-03-26 12:02:34,915 INFO L428 AbstractCegarLoop]: === Iteration 5 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 12:02:34,915 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 12:02:34,915 INFO L82 PathProgramCache]: Analyzing trace with hash -143332521, now seen corresponding path program 1 times [2021-03-26 12:02:34,915 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 12:02:34,915 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1060853904] [2021-03-26 12:02:34,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 12:02:34,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 12:02:34,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:02:34,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:02:34,941 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-03-26 12:02:34,942 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1060853904] [2021-03-26 12:02:34,942 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 12:02:34,942 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-03-26 12:02:34,942 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [424117248] [2021-03-26 12:02:34,942 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-26 12:02:34,942 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 12:02:34,942 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-26 12:02:34,942 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-26 12:02:34,943 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 290 out of 395 [2021-03-26 12:02:34,944 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 122 places, 111 transitions, 547 flow. Second operand has 3 states, 3 states have (on average 290.6666666666667) internal successors, (872), 3 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) [2021-03-26 12:02:34,944 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 12:02:34,944 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 290 of 395 [2021-03-26 12:02:34,944 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 12:02:39,340 INFO L129 PetriNetUnfolder]: 13312/45892 cut-off events. [2021-03-26 12:02:39,340 INFO L130 PetriNetUnfolder]: For 41030/48968 co-relation queries the response was YES. [2021-03-26 12:02:39,879 INFO L84 FinitePrefix]: Finished finitePrefix Result has 93065 conditions, 45892 events. 13312/45892 cut-off events. For 41030/48968 co-relation queries the response was YES. Maximal size of possible extension queue 1713. Compared 638981 event pairs, 6708 based on Foata normal form. 504/40998 useless extension candidates. Maximal degree in co-relation 92991. Up to 11556 conditions per place. [2021-03-26 12:02:40,102 INFO L132 encePairwiseOnDemand]: 381/395 looper letters, 20 selfloop transitions, 19 changer transitions 0/116 dead transitions. [2021-03-26 12:02:40,102 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 124 places, 116 transitions, 637 flow [2021-03-26 12:02:40,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-26 12:02:40,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-26 12:02:40,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 904 transitions. [2021-03-26 12:02:40,104 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7628691983122363 [2021-03-26 12:02:40,105 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 904 transitions. [2021-03-26 12:02:40,105 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 904 transitions. [2021-03-26 12:02:40,105 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 12:02:40,105 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 904 transitions. [2021-03-26 12:02:40,107 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 301.3333333333333) internal successors, (904), 3 states have internal predecessors, (904), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 12:02:40,108 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 395.0) internal successors, (1580), 4 states have internal predecessors, (1580), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 12:02:40,108 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 395.0) internal successors, (1580), 4 states have internal predecessors, (1580), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 12:02:40,108 INFO L185 Difference]: Start difference. First operand has 122 places, 111 transitions, 547 flow. Second operand 3 states and 904 transitions. [2021-03-26 12:02:40,109 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 124 places, 116 transitions, 637 flow [2021-03-26 12:02:40,256 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 119 places, 116 transitions, 619 flow, removed 5 selfloop flow, removed 5 redundant places. [2021-03-26 12:02:40,258 INFO L241 Difference]: Finished difference. Result has 120 places, 111 transitions, 588 flow [2021-03-26 12:02:40,258 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=395, PETRI_DIFFERENCE_MINUEND_FLOW=529, PETRI_DIFFERENCE_MINUEND_PLACES=117, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=111, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=19, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=92, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=588, PETRI_PLACES=120, PETRI_TRANSITIONS=111} [2021-03-26 12:02:40,258 INFO L343 CegarLoopForPetriNet]: 121 programPoint places, -1 predicate places. [2021-03-26 12:02:40,258 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 12:02:40,258 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 120 places, 111 transitions, 588 flow [2021-03-26 12:02:40,258 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 120 places, 111 transitions, 588 flow [2021-03-26 12:02:40,259 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 120 places, 111 transitions, 588 flow [2021-03-26 12:02:41,253 INFO L129 PetriNetUnfolder]: 2996/13359 cut-off events. [2021-03-26 12:02:41,253 INFO L130 PetriNetUnfolder]: For 16735/21407 co-relation queries the response was YES. [2021-03-26 12:02:41,344 INFO L84 FinitePrefix]: Finished finitePrefix Result has 26542 conditions, 13359 events. 2996/13359 cut-off events. For 16735/21407 co-relation queries the response was YES. Maximal size of possible extension queue 547. Compared 161684 event pairs, 1224 based on Foata normal form. 111/11433 useless extension candidates. Maximal degree in co-relation 17803. Up to 2071 conditions per place. [2021-03-26 12:02:41,507 INFO L142 LiptonReduction]: Number of co-enabled transitions 5294 [2021-03-26 12:03:25,171 INFO L154 LiptonReduction]: Checked pairs total: 6680 [2021-03-26 12:03:25,171 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-26 12:03:25,171 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 44913 [2021-03-26 12:03:25,171 INFO L480 AbstractCegarLoop]: Abstraction has has 120 places, 111 transitions, 588 flow [2021-03-26 12:03:25,172 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 290.6666666666667) internal successors, (872), 3 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) [2021-03-26 12:03:25,172 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 12:03:25,172 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 12:03:25,172 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-03-26 12:03:25,172 INFO L428 AbstractCegarLoop]: === Iteration 6 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 12:03:25,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 12:03:25,172 INFO L82 PathProgramCache]: Analyzing trace with hash -1302014551, now seen corresponding path program 1 times [2021-03-26 12:03:25,172 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 12:03:25,172 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1031779823] [2021-03-26 12:03:25,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 12:03:25,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 12:03:25,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:03:25,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:03:25,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:03:25,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:03:25,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:03:25,215 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 12:03:25,215 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1031779823] [2021-03-26 12:03:25,215 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1602945389] [2021-03-26 12:03:25,216 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 [2021-03-26 12:03:25,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 12:03:25,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 6 conjunts are in the unsatisfiable core [2021-03-26 12:03:25,291 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 12:03:25,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:03:25,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:03:25,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:03:25,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:03:25,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:03:25,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:03:25,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:03:25,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:03:25,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:03:25,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:03:25,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:03:25,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:03:25,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:03:25,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:03:25,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:03:25,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:03:25,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,305 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 12:03:25,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 12:03:25,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 12:03:25,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,307 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 12:03:25,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 12:03:25,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 12:03:25,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:03:25,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:03:25,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:03:25,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:03:25,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:03:25,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:03:25,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:03:25,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:03:25,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:03:25,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:03:25,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:03:25,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:03:25,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:03:25,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:03:25,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:03:25,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:03:25,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:03:25,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:03:25,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,317 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 12:03:25,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 12:03:25,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 12:03:25,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,329 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 12:03:25,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 12:03:25,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 12:03:25,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:03:25,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:03:25,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:03:25,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:03:25,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:03:25,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:03:25,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:03:25,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:03:25,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:03:25,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:03:25,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:03:25,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:03:25,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:03:25,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:03:25,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:03:25,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:03:25,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:03:25,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:03:25,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:03:25,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:03:25,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:03:25,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:03:25,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:03:25,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:03:25,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:03:25,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:03:25,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,347 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 12:03:25,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 12:03:25,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 12:03:25,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,352 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 12:03:25,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,354 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 12:03:25,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 12:03:25,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 12:03:25,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 12:03:25,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:03:25,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:03:25,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:03:25,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:03:25,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:03:25,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:03:25,363 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-26 12:03:25,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:03:25,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:03:25,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:03:25,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:03:25,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:03:25,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:03:25,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:03:25,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:03:25,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:03:25,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:03:25,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:03:25,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:03:25,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:03:25,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:03:25,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:03:25,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:03:25,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:03:25,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:03:25,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:03:25,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:03:25,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:03:25,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:03:25,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:03:25,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:03:25,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:03:25,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:03:25,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:03:25,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:03:25,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:03:25,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:03:25,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:03:25,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:03:25,379 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 12:03:25,379 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 12:03:25,379 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 6 [2021-03-26 12:03:25,379 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2014990002] [2021-03-26 12:03:25,379 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-26 12:03:25,379 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 12:03:25,380 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-26 12:03:25,380 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2021-03-26 12:03:25,383 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 317 out of 397 [2021-03-26 12:03:25,384 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 120 places, 111 transitions, 588 flow. Second operand has 7 states, 7 states have (on average 319.14285714285717) internal successors, (2234), 7 states have internal predecessors, (2234), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 12:03:25,384 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 12:03:25,384 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 317 of 397 [2021-03-26 12:03:25,384 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 12:03:26,253 INFO L129 PetriNetUnfolder]: 2715/11951 cut-off events. [2021-03-26 12:03:26,253 INFO L130 PetriNetUnfolder]: For 14603/18845 co-relation queries the response was YES. [2021-03-26 12:03:26,320 INFO L84 FinitePrefix]: Finished finitePrefix Result has 23530 conditions, 11951 events. 2715/11951 cut-off events. For 14603/18845 co-relation queries the response was YES. Maximal size of possible extension queue 532. Compared 143490 event pairs, 1216 based on Foata normal form. 114/10172 useless extension candidates. Maximal degree in co-relation 15469. Up to 1816 conditions per place. [2021-03-26 12:03:26,358 INFO L132 encePairwiseOnDemand]: 391/397 looper letters, 14 selfloop transitions, 5 changer transitions 1/122 dead transitions. [2021-03-26 12:03:26,358 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 125 places, 122 transitions, 660 flow [2021-03-26 12:03:26,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-26 12:03:26,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-26 12:03:26,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1923 transitions. [2021-03-26 12:03:26,361 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8073047858942065 [2021-03-26 12:03:26,361 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1923 transitions. [2021-03-26 12:03:26,361 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1923 transitions. [2021-03-26 12:03:26,362 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 12:03:26,362 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1923 transitions. [2021-03-26 12:03:26,364 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 320.5) internal successors, (1923), 6 states have internal predecessors, (1923), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 12:03:26,366 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 397.0) internal successors, (2779), 7 states have internal predecessors, (2779), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 12:03:26,367 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 397.0) internal successors, (2779), 7 states have internal predecessors, (2779), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 12:03:26,367 INFO L185 Difference]: Start difference. First operand has 120 places, 111 transitions, 588 flow. Second operand 6 states and 1923 transitions. [2021-03-26 12:03:26,367 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 125 places, 122 transitions, 660 flow [2021-03-26 12:03:26,395 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 123 places, 122 transitions, 622 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-26 12:03:26,397 INFO L241 Difference]: Finished difference. Result has 124 places, 112 transitions, 570 flow [2021-03-26 12:03:26,397 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=397, PETRI_DIFFERENCE_MINUEND_FLOW=550, PETRI_DIFFERENCE_MINUEND_PLACES=118, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=111, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=106, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=570, PETRI_PLACES=124, PETRI_TRANSITIONS=112} [2021-03-26 12:03:26,397 INFO L343 CegarLoopForPetriNet]: 121 programPoint places, 3 predicate places. [2021-03-26 12:03:26,397 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 12:03:26,397 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 124 places, 112 transitions, 570 flow [2021-03-26 12:03:26,398 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 124 places, 112 transitions, 570 flow [2021-03-26 12:03:26,398 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 124 places, 112 transitions, 570 flow [2021-03-26 12:03:27,198 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1789] L702-3-->L702-5: Formula: (= v_~glob~0_429 (+ |v_ULTIMATE.start_bar_#t~post10_202| 1)) InVars {ULTIMATE.start_bar_#t~post10=|v_ULTIMATE.start_bar_#t~post10_202|} OutVars{~glob~0=v_~glob~0_429, ULTIMATE.start_bar_#t~post10=|v_ULTIMATE.start_bar_#t~post10_201|} AuxVars[] AssignedVars[~glob~0, ULTIMATE.start_bar_#t~post10][45], [t_funThread2of5ForFork0InUse, t_funThread3of5ForFork0InUse, t_funThread4of5ForFork0InUse, Black: 237#(= ULTIMATE.start_main_~i~1 0), t_funThread5of5ForFork0NotInUse, Black: 239#(<= ULTIMATE.start_main_~i~1 1), 200#true, Black: 439#(<= ULTIMATE.start_main_~i~1 3), 79#L685-5true, Black: 208#(and (not (= 0 |t_funThread1of5ForFork0___VERIFIER_assert_#in~cond|)) (= ~glob~0 0) (not (= t_funThread1of5ForFork0___VERIFIER_assert_~cond 0))), Black: 210#(and (not (= 0 |t_funThread1of5ForFork0___VERIFIER_assert_#in~cond|)) (not (= t_funThread1of5ForFork0___VERIFIER_assert_~cond 0))), 85#L702-5true, Black: 202#(= ~glob~0 0), Black: 206#(and (not (= 0 |t_funThread1of5ForFork0___VERIFIER_assert_#in~cond|)) (= ~glob~0 0)), 217#true, Black: 225#(and (not (= t_funThread2of5ForFork0___VERIFIER_assert_~cond 0)) (= ~glob~0 0) (not (= |t_funThread2of5ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 227#(and (not (= t_funThread2of5ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread2of5ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 219#(= ~glob~0 0), Black: 220#(not (= |t_funThread2of5ForFork0___VERIFIER_assert_#in~cond| 0)), Black: 223#(and (= ~glob~0 0) (not (= |t_funThread2of5ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 332#(<= ULTIMATE.start_main_~i~1 1), Black: 334#(<= ULTIMATE.start_main_~i~1 2), 47#t_funErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue, 112#t_funErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue, Black: 431#(= ~glob~0 0), 434#true, 51#t_funErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue, t_funThread1of5ForFork0InUse]) [2021-03-26 12:03:27,199 INFO L384 tUnfolder$Statistics]: this new event has 89 ancestors and is cut-off event [2021-03-26 12:03:27,199 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2021-03-26 12:03:27,199 INFO L387 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2021-03-26 12:03:27,199 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2021-03-26 12:03:27,259 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1789] L702-3-->L702-5: Formula: (= v_~glob~0_429 (+ |v_ULTIMATE.start_bar_#t~post10_202| 1)) InVars {ULTIMATE.start_bar_#t~post10=|v_ULTIMATE.start_bar_#t~post10_202|} OutVars{~glob~0=v_~glob~0_429, ULTIMATE.start_bar_#t~post10=|v_ULTIMATE.start_bar_#t~post10_201|} AuxVars[] AssignedVars[~glob~0, ULTIMATE.start_bar_#t~post10][45], [t_funThread2of5ForFork0InUse, t_funThread3of5ForFork0InUse, t_funThread4of5ForFork0InUse, Black: 237#(= ULTIMATE.start_main_~i~1 0), Black: 239#(<= ULTIMATE.start_main_~i~1 1), t_funThread5of5ForFork0InUse, 200#true, Black: 439#(<= ULTIMATE.start_main_~i~1 3), 79#L685-5true, Black: 208#(and (not (= 0 |t_funThread1of5ForFork0___VERIFIER_assert_#in~cond|)) (= ~glob~0 0) (not (= t_funThread1of5ForFork0___VERIFIER_assert_~cond 0))), Black: 210#(and (not (= 0 |t_funThread1of5ForFork0___VERIFIER_assert_#in~cond|)) (not (= t_funThread1of5ForFork0___VERIFIER_assert_~cond 0))), 85#L702-5true, Black: 202#(= ~glob~0 0), Black: 206#(and (not (= 0 |t_funThread1of5ForFork0___VERIFIER_assert_#in~cond|)) (= ~glob~0 0)), 217#true, Black: 225#(and (not (= t_funThread2of5ForFork0___VERIFIER_assert_~cond 0)) (= ~glob~0 0) (not (= |t_funThread2of5ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 227#(and (not (= t_funThread2of5ForFork0___VERIFIER_assert_~cond 0)) (not (= |t_funThread2of5ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 219#(= ~glob~0 0), Black: 220#(not (= |t_funThread2of5ForFork0___VERIFIER_assert_#in~cond| 0)), Black: 223#(and (= ~glob~0 0) (not (= |t_funThread2of5ForFork0___VERIFIER_assert_#in~cond| 0))), Black: 332#(<= ULTIMATE.start_main_~i~1 1), Black: 334#(<= ULTIMATE.start_main_~i~1 2), 47#t_funErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue, 112#t_funErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue, Black: 431#(= ~glob~0 0), 434#true, 51#t_funErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue, 189#t_funENTRYtrue, t_funThread1of5ForFork0InUse]) [2021-03-26 12:03:27,260 INFO L384 tUnfolder$Statistics]: this new event has 96 ancestors and is cut-off event [2021-03-26 12:03:27,260 INFO L387 tUnfolder$Statistics]: existing Event has 76 ancestors and is cut-off event [2021-03-26 12:03:27,260 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2021-03-26 12:03:27,260 INFO L387 tUnfolder$Statistics]: existing Event has 76 ancestors and is cut-off event [2021-03-26 12:03:27,311 INFO L129 PetriNetUnfolder]: 2774/13290 cut-off events. [2021-03-26 12:03:27,311 INFO L130 PetriNetUnfolder]: For 12972/16561 co-relation queries the response was YES. [2021-03-26 12:03:27,385 INFO L84 FinitePrefix]: Finished finitePrefix Result has 24340 conditions, 13290 events. 2774/13290 cut-off events. For 12972/16561 co-relation queries the response was YES. Maximal size of possible extension queue 607. Compared 165731 event pairs, 1228 based on Foata normal form. 91/11399 useless extension candidates. Maximal degree in co-relation 24254. Up to 1816 conditions per place. [2021-03-26 12:03:27,537 INFO L142 LiptonReduction]: Number of co-enabled transitions 5336 [2021-03-26 12:04:02,669 INFO L154 LiptonReduction]: Checked pairs total: 7050 [2021-03-26 12:04:02,669 INFO L156 LiptonReduction]: Total number of compositions: 3 [2021-03-26 12:04:02,669 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 36272 [2021-03-26 12:04:02,669 INFO L480 AbstractCegarLoop]: Abstraction has has 124 places, 112 transitions, 574 flow [2021-03-26 12:04:02,670 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 319.14285714285717) internal successors, (2234), 7 states have internal predecessors, (2234), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 12:04:02,670 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 12:04:02,670 INFO L263 CegarLoopForPetriNet]: trace histogram [6, 6, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 12:04:02,870 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 12:04:02,872 INFO L428 AbstractCegarLoop]: === Iteration 7 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 12:04:02,873 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 12:04:02,873 INFO L82 PathProgramCache]: Analyzing trace with hash 1043323316, now seen corresponding path program 1 times [2021-03-26 12:04:02,873 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 12:04:02,873 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1916377970] [2021-03-26 12:04:02,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 12:04:02,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-26 12:04:02,884 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-26 12:04:02,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-26 12:04:02,900 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-26 12:04:02,906 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-26 12:04:02,906 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-03-26 12:04:02,906 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-03-26 12:04:02,906 WARN L342 ceAbstractionStarter]: 5 thread instances were not sufficient, I will increase this number and restart the analysis [2021-03-26 12:04:02,907 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 6 thread instances. [2021-03-26 12:04:02,924 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,924 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,924 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,924 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,924 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,924 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,924 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,924 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,924 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,924 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,924 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,924 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,924 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,924 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,925 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,925 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,925 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,925 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,925 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,925 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,925 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,925 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,925 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of6ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,925 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of6ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,925 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,925 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of6ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,925 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,925 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of6ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,925 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of6ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,925 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of6ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,925 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of6ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,926 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of6ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,926 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,926 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,926 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,926 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,926 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,926 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,926 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,926 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,926 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,926 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,926 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,926 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,926 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,926 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,926 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,927 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,927 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,927 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,927 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,927 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,927 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,927 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,927 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of6ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,927 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of6ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,927 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,927 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of6ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,927 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,927 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of6ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,927 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of6ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,927 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of6ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,927 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of6ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,927 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of6ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,928 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,928 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,928 WARN L313 ript$VariableManager]: TermVariabe t_funThread6of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,928 WARN L313 ript$VariableManager]: TermVariabe t_funThread6of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,928 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,928 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,928 WARN L313 ript$VariableManager]: TermVariabe t_funThread6of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,928 WARN L313 ript$VariableManager]: TermVariabe t_funThread6of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,928 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,928 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,928 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,928 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,928 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,928 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,928 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,928 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,928 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,929 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,929 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,929 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,929 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,929 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,929 WARN L313 ript$VariableManager]: TermVariabe t_funThread6of6ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,929 WARN L313 ript$VariableManager]: TermVariabe t_funThread6of6ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,929 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,929 WARN L313 ript$VariableManager]: TermVariabe t_funThread6of6ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,929 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,929 WARN L313 ript$VariableManager]: TermVariabe t_funThread6of6ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,929 WARN L313 ript$VariableManager]: TermVariabe t_funThread6of6ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,929 WARN L313 ript$VariableManager]: TermVariabe t_funThread6of6ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,929 WARN L313 ript$VariableManager]: TermVariabe t_funThread6of6ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,929 WARN L313 ript$VariableManager]: TermVariabe t_funThread6of6ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,929 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,929 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,930 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,930 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,930 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,930 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,930 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,930 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,930 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,930 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,930 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,930 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,930 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,930 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,930 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,930 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,930 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,930 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,930 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,931 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,931 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,931 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,931 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of6ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,931 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of6ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,931 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,931 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of6ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,931 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,931 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of6ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,931 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of6ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,931 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of6ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,931 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of6ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,931 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of6ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,931 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,931 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,931 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,931 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,932 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,932 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,932 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,932 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,932 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,932 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,932 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,932 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,932 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,932 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,932 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,932 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,932 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,932 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,932 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,932 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,932 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,933 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,933 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of6ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,933 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of6ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,933 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,933 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of6ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,933 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,933 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of6ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,933 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of6ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,933 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of6ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,933 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of6ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,933 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of6ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,933 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,933 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,933 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,933 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,933 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,933 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,934 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,934 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,934 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,934 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,934 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,934 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,934 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,934 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,934 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,934 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,934 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,934 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,934 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,934 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,934 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,934 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,934 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of6ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,934 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of6ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,935 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,935 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of6ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,935 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,935 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of6ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,935 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of6ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,935 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of6ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,935 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of6ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,935 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of6ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,935 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,935 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,935 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of6ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,935 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,935 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,936 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,936 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,936 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,937 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,937 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,937 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,937 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,937 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of6ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,937 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,937 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of6ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,937 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,938 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,938 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,938 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,938 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,938 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,938 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,938 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of6ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,938 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of6ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,939 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,939 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,939 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,939 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,939 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,939 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of6ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,940 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,940 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,940 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,940 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,940 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of6ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,941 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,941 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,941 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,941 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,941 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,941 WARN L313 ript$VariableManager]: TermVariabe t_funThread6of6ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,942 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,942 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,942 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,942 WARN L313 ript$VariableManager]: TermVariabe t_funThread6of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,942 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,942 WARN L313 ript$VariableManager]: TermVariabe t_funThread6of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,942 WARN L313 ript$VariableManager]: TermVariabe |t_funThread6of6ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 12:04:02,946 INFO L149 ThreadInstanceAdder]: Constructed 6 joinOtherThreadTransitions. [2021-03-26 12:04:02,946 INFO L253 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2021-03-26 12:04:02,949 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-26 12:04:02,949 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-26 12:04:02,949 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-26 12:04:02,949 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-26 12:04:02,949 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-26 12:04:02,949 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-26 12:04:02,949 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-26 12:04:02,949 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-26 12:04:02,951 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 216 places, 238 transitions, 554 flow [2021-03-26 12:04:03,059 INFO L129 PetriNetUnfolder]: 287/1607 cut-off events. [2021-03-26 12:04:03,060 INFO L130 PetriNetUnfolder]: For 242/242 co-relation queries the response was YES. [2021-03-26 12:04:03,073 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1839 conditions, 1607 events. 287/1607 cut-off events. For 242/242 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 9666 event pairs, 72 based on Foata normal form. 0/1378 useless extension candidates. Maximal degree in co-relation 1095. Up to 192 conditions per place. [2021-03-26 12:04:03,073 INFO L82 GeneralOperation]: Start removeDead. Operand has 216 places, 238 transitions, 554 flow [2021-03-26 12:04:03,079 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 216 places, 238 transitions, 554 flow [2021-03-26 12:04:03,079 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 12:04:03,080 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 216 places, 238 transitions, 554 flow [2021-03-26 12:04:03,080 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 216 places, 238 transitions, 554 flow [2021-03-26 12:04:03,080 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 216 places, 238 transitions, 554 flow [2021-03-26 12:04:03,185 INFO L129 PetriNetUnfolder]: 287/1607 cut-off events. [2021-03-26 12:04:03,185 INFO L130 PetriNetUnfolder]: For 242/242 co-relation queries the response was YES. [2021-03-26 12:04:03,198 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1839 conditions, 1607 events. 287/1607 cut-off events. For 242/242 co-relation queries the response was YES. Maximal size of possible extension queue 28. Compared 9547 event pairs, 72 based on Foata normal form. 0/1378 useless extension candidates. Maximal degree in co-relation 1095. Up to 192 conditions per place. [2021-03-26 12:04:03,234 INFO L142 LiptonReduction]: Number of co-enabled transitions 32040 [2021-03-26 12:04:06,418 INFO L154 LiptonReduction]: Checked pairs total: 15600 [2021-03-26 12:04:06,418 INFO L156 LiptonReduction]: Total number of compositions: 123 [2021-03-26 12:04:06,418 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 3339 [2021-03-26 12:04:06,421 INFO L129 PetriNetUnfolder]: 6/56 cut-off events. [2021-03-26 12:04:06,422 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-03-26 12:04:06,422 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 12:04:06,422 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 12:04:06,422 INFO L428 AbstractCegarLoop]: === Iteration 1 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 12:04:06,422 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 12:04:06,422 INFO L82 PathProgramCache]: Analyzing trace with hash 653457255, now seen corresponding path program 1 times [2021-03-26 12:04:06,422 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 12:04:06,422 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1131637916] [2021-03-26 12:04:06,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 12:04:06,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 12:04:06,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:04:06,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:04:06,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:04:06,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:04:06,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:04:06,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-26 12:04:06,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:04:06,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-26 12:04:06,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 12:04:06,448 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1131637916] [2021-03-26 12:04:06,448 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 12:04:06,448 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-26 12:04:06,448 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [396683053] [2021-03-26 12:04:06,448 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-26 12:04:06,448 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 12:04:06,449 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-26 12:04:06,449 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-26 12:04:06,450 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 276 out of 361 [2021-03-26 12:04:06,451 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 133 places, 149 transitions, 376 flow. Second operand has 5 states, 5 states have (on average 277.2) internal successors, (1386), 5 states have internal predecessors, (1386), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 12:04:06,451 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 12:04:06,451 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 276 of 361 [2021-03-26 12:04:06,451 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 12:04:10,641 INFO L129 PetriNetUnfolder]: 12041/44035 cut-off events. [2021-03-26 12:04:10,641 INFO L130 PetriNetUnfolder]: For 5047/5319 co-relation queries the response was YES. [2021-03-26 12:04:10,833 INFO L84 FinitePrefix]: Finished finitePrefix Result has 60831 conditions, 44035 events. 12041/44035 cut-off events. For 5047/5319 co-relation queries the response was YES. Maximal size of possible extension queue 1244. Compared 593155 event pairs, 2938 based on Foata normal form. 20076/59717 useless extension candidates. Maximal degree in co-relation 35563. Up to 4996 conditions per place. [2021-03-26 12:04:10,976 INFO L132 encePairwiseOnDemand]: 334/361 looper letters, 63 selfloop transitions, 8 changer transitions 0/180 dead transitions. [2021-03-26 12:04:10,976 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 137 places, 180 transitions, 580 flow [2021-03-26 12:04:10,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-26 12:04:10,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-03-26 12:04:10,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 2407 transitions. [2021-03-26 12:04:10,978 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8334487534626038 [2021-03-26 12:04:10,978 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 2407 transitions. [2021-03-26 12:04:10,978 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 2407 transitions. [2021-03-26 12:04:10,978 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 12:04:10,979 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 2407 transitions. [2021-03-26 12:04:10,982 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 300.875) internal successors, (2407), 8 states have internal predecessors, (2407), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 12:04:10,985 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 361.0) internal successors, (3249), 9 states have internal predecessors, (3249), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 12:04:10,985 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 361.0) internal successors, (3249), 9 states have internal predecessors, (3249), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 12:04:10,985 INFO L185 Difference]: Start difference. First operand has 133 places, 149 transitions, 376 flow. Second operand 8 states and 2407 transitions. [2021-03-26 12:04:10,985 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 137 places, 180 transitions, 580 flow [2021-03-26 12:04:10,998 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 137 places, 180 transitions, 580 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-26 12:04:11,000 INFO L241 Difference]: Finished difference. Result has 142 places, 132 transitions, 387 flow [2021-03-26 12:04:11,000 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=361, PETRI_DIFFERENCE_MINUEND_FLOW=328, PETRI_DIFFERENCE_MINUEND_PLACES=130, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=125, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=120, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=387, PETRI_PLACES=142, PETRI_TRANSITIONS=132} [2021-03-26 12:04:11,000 INFO L343 CegarLoopForPetriNet]: 133 programPoint places, 9 predicate places. [2021-03-26 12:04:11,000 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 12:04:11,001 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 142 places, 132 transitions, 387 flow [2021-03-26 12:04:11,001 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 142 places, 132 transitions, 387 flow [2021-03-26 12:04:11,001 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 142 places, 132 transitions, 387 flow [2021-03-26 12:04:11,185 INFO L129 PetriNetUnfolder]: 453/2756 cut-off events. [2021-03-26 12:04:11,185 INFO L130 PetriNetUnfolder]: For 741/770 co-relation queries the response was YES. [2021-03-26 12:04:11,196 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3545 conditions, 2756 events. 453/2756 cut-off events. For 741/770 co-relation queries the response was YES. Maximal size of possible extension queue 60. Compared 21790 event pairs, 216 based on Foata normal form. 6/2504 useless extension candidates. Maximal degree in co-relation 2957. Up to 576 conditions per place. [2021-03-26 12:04:11,232 INFO L142 LiptonReduction]: Number of co-enabled transitions 11304 [2021-03-26 12:04:14,367 WARN L205 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 133 [2021-03-26 12:04:14,563 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2021-03-26 12:04:15,006 WARN L205 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 133 [2021-03-26 12:04:15,195 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2021-03-26 12:04:15,386 INFO L154 LiptonReduction]: Checked pairs total: 16596 [2021-03-26 12:04:15,387 INFO L156 LiptonReduction]: Total number of compositions: 48 [2021-03-26 12:04:15,387 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 4387 [2021-03-26 12:04:15,387 INFO L480 AbstractCegarLoop]: Abstraction has has 109 places, 99 transitions, 323 flow [2021-03-26 12:04:15,388 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 277.2) internal successors, (1386), 5 states have internal predecessors, (1386), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 12:04:15,388 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 12:04:15,388 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 12:04:15,388 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-03-26 12:04:15,388 INFO L428 AbstractCegarLoop]: === Iteration 2 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 12:04:15,388 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 12:04:15,388 INFO L82 PathProgramCache]: Analyzing trace with hash 1535330518, now seen corresponding path program 1 times [2021-03-26 12:04:15,388 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 12:04:15,388 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [518027618] [2021-03-26 12:04:15,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 12:04:15,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 12:04:15,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:04:15,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:04:15,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:04:15,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:04:15,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:04:15,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-26 12:04:15,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:04:15,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-26 12:04:15,416 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-03-26 12:04:15,416 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [518027618] [2021-03-26 12:04:15,416 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 12:04:15,416 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-26 12:04:15,416 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1958448878] [2021-03-26 12:04:15,417 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-26 12:04:15,417 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 12:04:15,417 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-26 12:04:15,417 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-26 12:04:15,418 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 307 out of 409 [2021-03-26 12:04:15,419 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 109 places, 99 transitions, 323 flow. Second operand has 5 states, 5 states have (on average 308.2) internal successors, (1541), 5 states have internal predecessors, (1541), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 12:04:15,419 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 12:04:15,419 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 307 of 409 [2021-03-26 12:04:15,419 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 12:04:20,266 INFO L129 PetriNetUnfolder]: 14821/53666 cut-off events. [2021-03-26 12:04:20,266 INFO L130 PetriNetUnfolder]: For 14311/15054 co-relation queries the response was YES. [2021-03-26 12:04:20,812 INFO L84 FinitePrefix]: Finished finitePrefix Result has 80906 conditions, 53666 events. 14821/53666 cut-off events. For 14311/15054 co-relation queries the response was YES. Maximal size of possible extension queue 1528. Compared 741521 event pairs, 5512 based on Foata normal form. 3/45595 useless extension candidates. Maximal degree in co-relation 54502. Up to 7029 conditions per place. [2021-03-26 12:04:20,963 INFO L132 encePairwiseOnDemand]: 401/409 looper letters, 38 selfloop transitions, 11 changer transitions 0/129 dead transitions. [2021-03-26 12:04:20,963 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 113 places, 129 transitions, 518 flow [2021-03-26 12:04:20,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-26 12:04:20,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-26 12:04:20,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1585 transitions. [2021-03-26 12:04:20,964 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7750611246943765 [2021-03-26 12:04:20,964 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 1585 transitions. [2021-03-26 12:04:20,964 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 1585 transitions. [2021-03-26 12:04:20,965 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 12:04:20,965 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 1585 transitions. [2021-03-26 12:04:20,966 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 317.0) internal successors, (1585), 5 states have internal predecessors, (1585), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 12:04:20,967 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 409.0) internal successors, (2454), 6 states have internal predecessors, (2454), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 12:04:20,967 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 409.0) internal successors, (2454), 6 states have internal predecessors, (2454), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 12:04:20,967 INFO L185 Difference]: Start difference. First operand has 109 places, 99 transitions, 323 flow. Second operand 5 states and 1585 transitions. [2021-03-26 12:04:20,967 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 113 places, 129 transitions, 518 flow [2021-03-26 12:04:21,005 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 113 places, 129 transitions, 514 flow, removed 2 selfloop flow, removed 0 redundant places. [2021-03-26 12:04:21,007 INFO L241 Difference]: Finished difference. Result has 115 places, 105 transitions, 394 flow [2021-03-26 12:04:21,007 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=409, PETRI_DIFFERENCE_MINUEND_FLOW=321, PETRI_DIFFERENCE_MINUEND_PLACES=109, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=99, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=92, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=394, PETRI_PLACES=115, PETRI_TRANSITIONS=105} [2021-03-26 12:04:21,007 INFO L343 CegarLoopForPetriNet]: 133 programPoint places, -18 predicate places. [2021-03-26 12:04:21,007 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 12:04:21,007 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 115 places, 105 transitions, 394 flow [2021-03-26 12:04:21,007 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 115 places, 105 transitions, 394 flow [2021-03-26 12:04:21,008 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 115 places, 105 transitions, 394 flow [2021-03-26 12:04:21,477 INFO L129 PetriNetUnfolder]: 1352/6958 cut-off events. [2021-03-26 12:04:21,477 INFO L130 PetriNetUnfolder]: For 2690/2740 co-relation queries the response was YES. [2021-03-26 12:04:21,495 INFO L84 FinitePrefix]: Finished finitePrefix Result has 9949 conditions, 6958 events. 1352/6958 cut-off events. For 2690/2740 co-relation queries the response was YES. Maximal size of possible extension queue 177. Compared 69884 event pairs, 580 based on Foata normal form. 12/6160 useless extension candidates. Maximal degree in co-relation 7006. Up to 1492 conditions per place. [2021-03-26 12:04:21,551 INFO L142 LiptonReduction]: Number of co-enabled transitions 5976 [2021-03-26 12:04:25,009 INFO L154 LiptonReduction]: Checked pairs total: 14069 [2021-03-26 12:04:25,010 INFO L156 LiptonReduction]: Total number of compositions: 14 [2021-03-26 12:04:25,010 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 4003 [2021-03-26 12:04:25,010 INFO L480 AbstractCegarLoop]: Abstraction has has 113 places, 103 transitions, 390 flow [2021-03-26 12:04:25,010 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 308.2) internal successors, (1541), 5 states have internal predecessors, (1541), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 12:04:25,011 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 12:04:25,011 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 12:04:25,011 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-03-26 12:04:25,011 INFO L428 AbstractCegarLoop]: === Iteration 3 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 12:04:25,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 12:04:25,011 INFO L82 PathProgramCache]: Analyzing trace with hash -1247760474, now seen corresponding path program 1 times [2021-03-26 12:04:25,011 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 12:04:25,011 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [301389632] [2021-03-26 12:04:25,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 12:04:25,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 12:04:25,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:04:25,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:04:25,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:04:25,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-26 12:04:25,078 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-03-26 12:04:25,078 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [301389632] [2021-03-26 12:04:25,078 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 12:04:25,078 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-26 12:04:25,078 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1353678643] [2021-03-26 12:04:25,079 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-26 12:04:25,079 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 12:04:25,079 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-26 12:04:25,079 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-26 12:04:25,080 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 313 out of 423 [2021-03-26 12:04:25,081 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 113 places, 103 transitions, 390 flow. Second operand has 4 states, 4 states have (on average 314.0) internal successors, (1256), 4 states have internal predecessors, (1256), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 12:04:25,081 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 12:04:25,081 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 313 of 423 [2021-03-26 12:04:25,081 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 12:04:45,124 INFO L129 PetriNetUnfolder]: 66798/167867 cut-off events. [2021-03-26 12:04:45,125 INFO L130 PetriNetUnfolder]: For 94150/100509 co-relation queries the response was YES. [2021-03-26 12:04:46,179 INFO L84 FinitePrefix]: Finished finitePrefix Result has 311533 conditions, 167867 events. 66798/167867 cut-off events. For 94150/100509 co-relation queries the response was YES. Maximal size of possible extension queue 5750. Compared 2337004 event pairs, 27643 based on Foata normal form. 2/141966 useless extension candidates. Maximal degree in co-relation 214473. Up to 36154 conditions per place. [2021-03-26 12:04:47,150 INFO L132 encePairwiseOnDemand]: 409/423 looper letters, 47 selfloop transitions, 22 changer transitions 0/143 dead transitions. [2021-03-26 12:04:47,150 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 117 places, 143 transitions, 697 flow [2021-03-26 12:04:47,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-26 12:04:47,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-26 12:04:47,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1637 transitions. [2021-03-26 12:04:47,152 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7739952718676123 [2021-03-26 12:04:47,152 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 1637 transitions. [2021-03-26 12:04:47,152 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 1637 transitions. [2021-03-26 12:04:47,152 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 12:04:47,153 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 1637 transitions. [2021-03-26 12:04:47,154 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 327.4) internal successors, (1637), 5 states have internal predecessors, (1637), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 12:04:47,155 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 423.0) internal successors, (2538), 6 states have internal predecessors, (2538), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 12:04:47,156 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 423.0) internal successors, (2538), 6 states have internal predecessors, (2538), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 12:04:47,156 INFO L185 Difference]: Start difference. First operand has 113 places, 103 transitions, 390 flow. Second operand 5 states and 1637 transitions. [2021-03-26 12:04:47,156 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 117 places, 143 transitions, 697 flow [2021-03-26 12:04:47,404 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 117 places, 143 transitions, 697 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-26 12:04:47,406 INFO L241 Difference]: Finished difference. Result has 120 places, 115 transitions, 563 flow [2021-03-26 12:04:47,406 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=423, PETRI_DIFFERENCE_MINUEND_FLOW=390, PETRI_DIFFERENCE_MINUEND_PLACES=113, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=103, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=91, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=563, PETRI_PLACES=120, PETRI_TRANSITIONS=115} [2021-03-26 12:04:47,406 INFO L343 CegarLoopForPetriNet]: 133 programPoint places, -13 predicate places. [2021-03-26 12:04:47,406 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 12:04:47,406 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 120 places, 115 transitions, 563 flow [2021-03-26 12:04:47,406 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 120 places, 115 transitions, 563 flow [2021-03-26 12:04:47,407 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 120 places, 115 transitions, 563 flow [2021-03-26 12:04:49,476 INFO L129 PetriNetUnfolder]: 4970/24836 cut-off events. [2021-03-26 12:04:49,476 INFO L130 PetriNetUnfolder]: For 26515/38878 co-relation queries the response was YES. [2021-03-26 12:04:49,581 INFO L84 FinitePrefix]: Finished finitePrefix Result has 40338 conditions, 24836 events. 4970/24836 cut-off events. For 26515/38878 co-relation queries the response was YES. Maximal size of possible extension queue 1002. Compared 341278 event pairs, 2365 based on Foata normal form. 86/21146 useless extension candidates. Maximal degree in co-relation 27079. Up to 4641 conditions per place. [2021-03-26 12:04:49,821 INFO L142 LiptonReduction]: Number of co-enabled transitions 6330 [2021-03-26 12:10:36,391 INFO L154 LiptonReduction]: Checked pairs total: 9828 [2021-03-26 12:10:36,391 INFO L156 LiptonReduction]: Total number of compositions: 4 [2021-03-26 12:10:36,391 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 348985 [2021-03-26 12:10:36,392 INFO L480 AbstractCegarLoop]: Abstraction has has 120 places, 115 transitions, 563 flow [2021-03-26 12:10:36,392 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 314.0) internal successors, (1256), 4 states have internal predecessors, (1256), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 12:10:36,392 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 12:10:36,392 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 12:10:36,392 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-03-26 12:10:36,392 INFO L428 AbstractCegarLoop]: === Iteration 4 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 12:10:36,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 12:10:36,393 INFO L82 PathProgramCache]: Analyzing trace with hash 401559113, now seen corresponding path program 1 times [2021-03-26 12:10:36,393 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 12:10:36,393 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1596755706] [2021-03-26 12:10:36,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 12:10:36,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 12:10:36,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:10:36,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:10:36,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:10:36,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:10:36,416 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 12:10:36,416 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1596755706] [2021-03-26 12:10:36,417 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1197431975] [2021-03-26 12:10:36,417 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 [2021-03-26 12:10:36,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 12:10:36,517 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 4 conjunts are in the unsatisfiable core [2021-03-26 12:10:36,518 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 12:10:36,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:10:36,523 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:10:36,523 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:10:36,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:10:36,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:10:36,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:10:36,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:10:36,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:10:36,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:10:36,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:10:36,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:10:36,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:10:36,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:10:36,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:10:36,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:10:36,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:10:36,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:10:36,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:10:36,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:10:36,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:10:36,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:10:36,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:10:36,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:10:36,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:10:36,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:10:36,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:10:36,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:10:36,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:10:36,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 12:10:36,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,541 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 12:10:36,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 12:10:36,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 12:10:36,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:10:36,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:10:36,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 12:10:36,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,549 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 12:10:36,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 12:10:36,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 12:10:36,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:10:36,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:10:36,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:10:36,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:10:36,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:10:36,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 12:10:36,556 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-26 12:10:36,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:10:36,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:10:36,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:10:36,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:10:36,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:10:36,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:10:36,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:10:36,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:10:36,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:10:36,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:10:36,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:10:36,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:10:36,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:10:36,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:10:36,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:10:36,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:10:36,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:10:36,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:10:36,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:10:36,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:10:36,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:10:36,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:10:36,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:10:36,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:10:36,568 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:10:36,568 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:10:36,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:10:36,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:10:36,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:10:36,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:10:36,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:10:36,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:10:36,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:10:36,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:10:36,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:10:36,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:10:36,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 12:10:36,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 12:10:36,576 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 12:10:36,576 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 12:10:36,576 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2021-03-26 12:10:36,576 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [136040256] [2021-03-26 12:10:36,576 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-26 12:10:36,576 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 12:10:36,577 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-26 12:10:36,577 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-03-26 12:10:36,578 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 344 out of 427 [2021-03-26 12:10:36,580 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 120 places, 115 transitions, 563 flow. Second operand has 7 states, 7 states have (on average 345.7142857142857) internal successors, (2420), 7 states have internal predecessors, (2420), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 12:10:36,580 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 12:10:36,580 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 344 of 427 [2021-03-26 12:10:36,580 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 12:10:39,022 INFO L129 PetriNetUnfolder]: 5553/27294 cut-off events. [2021-03-26 12:10:39,022 INFO L130 PetriNetUnfolder]: For 28085/41027 co-relation queries the response was YES. [2021-03-26 12:10:39,139 INFO L84 FinitePrefix]: Finished finitePrefix Result has 43531 conditions, 27294 events. 5553/27294 cut-off events. For 28085/41027 co-relation queries the response was YES. Maximal size of possible extension queue 1033. Compared 378199 event pairs, 2530 based on Foata normal form. 69/23188 useless extension candidates. Maximal degree in co-relation 28644. Up to 5405 conditions per place. [2021-03-26 12:10:39,211 INFO L132 encePairwiseOnDemand]: 422/427 looper letters, 11 selfloop transitions, 5 changer transitions 0/124 dead transitions. [2021-03-26 12:10:39,211 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 125 places, 124 transitions, 613 flow [2021-03-26 12:10:39,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-26 12:10:39,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-26 12:10:39,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2082 transitions. [2021-03-26 12:10:39,213 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8126463700234192 [2021-03-26 12:10:39,213 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 2082 transitions. [2021-03-26 12:10:39,213 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 2082 transitions. [2021-03-26 12:10:39,213 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 12:10:39,213 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 2082 transitions. [2021-03-26 12:10:39,215 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 347.0) internal successors, (2082), 6 states have internal predecessors, (2082), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 12:10:39,217 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 427.0) internal successors, (2989), 7 states have internal predecessors, (2989), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 12:10:39,217 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 427.0) internal successors, (2989), 7 states have internal predecessors, (2989), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 12:10:39,217 INFO L185 Difference]: Start difference. First operand has 120 places, 115 transitions, 563 flow. Second operand 6 states and 2082 transitions. [2021-03-26 12:10:39,217 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 125 places, 124 transitions, 613 flow [2021-03-26 12:10:39,262 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 125 places, 124 transitions, 613 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-26 12:10:39,264 INFO L241 Difference]: Finished difference. Result has 128 places, 119 transitions, 597 flow [2021-03-26 12:10:39,264 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=427, PETRI_DIFFERENCE_MINUEND_FLOW=563, PETRI_DIFFERENCE_MINUEND_PLACES=120, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=115, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=111, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=597, PETRI_PLACES=128, PETRI_TRANSITIONS=119} [2021-03-26 12:10:39,264 INFO L343 CegarLoopForPetriNet]: 133 programPoint places, -5 predicate places. [2021-03-26 12:10:39,264 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 12:10:39,265 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 128 places, 119 transitions, 597 flow [2021-03-26 12:10:39,265 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 128 places, 119 transitions, 597 flow [2021-03-26 12:10:39,265 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 128 places, 119 transitions, 597 flow [2021-03-26 12:10:41,450 INFO L129 PetriNetUnfolder]: 4945/24762 cut-off events. [2021-03-26 12:10:41,450 INFO L130 PetriNetUnfolder]: For 26499/38854 co-relation queries the response was YES. [2021-03-26 12:10:41,569 INFO L84 FinitePrefix]: Finished finitePrefix Result has 40094 conditions, 24762 events. 4945/24762 cut-off events. For 26499/38854 co-relation queries the response was YES. Maximal size of possible extension queue 964. Compared 339527 event pairs, 2302 based on Foata normal form. 81/21041 useless extension candidates. Maximal degree in co-relation 26491. Up to 4725 conditions per place. [2021-03-26 12:10:41,831 INFO L142 LiptonReduction]: Number of co-enabled transitions 6396 Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown