/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedSemanticLbeWithPredicates.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_91-arrayloop2_racefree.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-6f4246e9f5583d222ebb38ff8175c901f3a528f0-6f4246e [2021-04-29 03:19:47,688 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-04-29 03:19:47,693 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-04-29 03:19:47,751 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-04-29 03:19:47,752 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-04-29 03:19:47,756 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-04-29 03:19:47,759 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-04-29 03:19:47,767 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-04-29 03:19:47,771 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-04-29 03:19:47,777 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-04-29 03:19:47,778 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-04-29 03:19:47,780 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-04-29 03:19:47,781 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-04-29 03:19:47,783 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-04-29 03:19:47,786 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-04-29 03:19:47,787 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-04-29 03:19:47,791 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-04-29 03:19:47,793 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-04-29 03:19:47,800 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-04-29 03:19:47,808 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-04-29 03:19:47,810 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-04-29 03:19:47,812 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-04-29 03:19:47,814 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-04-29 03:19:47,817 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-04-29 03:19:47,823 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-04-29 03:19:47,828 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-04-29 03:19:47,829 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-04-29 03:19:47,831 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-04-29 03:19:47,832 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-04-29 03:19:47,834 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-04-29 03:19:47,834 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-04-29 03:19:47,835 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-04-29 03:19:47,835 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-04-29 03:19:47,836 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-04-29 03:19:47,837 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-04-29 03:19:47,837 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-04-29 03:19:47,838 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedSemanticLbeWithPredicates.epf [2021-04-29 03:19:47,890 INFO L113 SettingsManager]: Loading preferences was successful [2021-04-29 03:19:47,891 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-04-29 03:19:47,892 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-04-29 03:19:47,893 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-04-29 03:19:47,893 INFO L138 SettingsManager]: * Use SBE=true [2021-04-29 03:19:47,893 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-04-29 03:19:47,893 INFO L138 SettingsManager]: * sizeof long=4 [2021-04-29 03:19:47,894 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-04-29 03:19:47,894 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-04-29 03:19:47,894 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-04-29 03:19:47,894 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-04-29 03:19:47,895 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-04-29 03:19:47,895 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-04-29 03:19:47,895 INFO L138 SettingsManager]: * sizeof long double=12 [2021-04-29 03:19:47,895 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-04-29 03:19:47,895 INFO L138 SettingsManager]: * Use constant arrays=true [2021-04-29 03:19:47,896 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-04-29 03:19:47,896 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-04-29 03:19:47,896 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-04-29 03:19:47,896 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-04-29 03:19:47,897 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-04-29 03:19:47,897 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-04-29 03:19:47,897 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-04-29 03:19:47,897 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-04-29 03:19:47,897 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-04-29 03:19:47,898 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-04-29 03:19:47,898 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-04-29 03:19:47,898 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=SEMANTIC_BASED_MOVER_CHECK_WITH_PREDICATES [2021-04-29 03:19:47,898 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-04-29 03:19:47,898 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-04-29 03:19:47,899 INFO L138 SettingsManager]: * Apply repeated Lipton Reduction=true WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-04-29 03:19:48,332 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-04-29 03:19:48,367 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-04-29 03:19:48,370 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-04-29 03:19:48,372 INFO L271 PluginConnector]: Initializing CDTParser... [2021-04-29 03:19:48,375 INFO L275 PluginConnector]: CDTParser initialized [2021-04-29 03:19:48,376 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_91-arrayloop2_racefree.i [2021-04-29 03:19:48,454 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61caa4c3e/801ef6a1066e4ccb9760980a1550a51e/FLAG9c1ad098d [2021-04-29 03:19:49,206 INFO L306 CDTParser]: Found 1 translation units. [2021-04-29 03:19:49,206 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_91-arrayloop2_racefree.i [2021-04-29 03:19:49,228 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61caa4c3e/801ef6a1066e4ccb9760980a1550a51e/FLAG9c1ad098d [2021-04-29 03:19:49,417 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61caa4c3e/801ef6a1066e4ccb9760980a1550a51e [2021-04-29 03:19:49,421 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-04-29 03:19:49,469 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-04-29 03:19:49,471 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-04-29 03:19:49,471 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-04-29 03:19:49,475 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-04-29 03:19:49,476 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.04 03:19:49" (1/1) ... [2021-04-29 03:19:49,478 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@142b4d33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 03:19:49, skipping insertion in model container [2021-04-29 03:19:49,478 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.04 03:19:49" (1/1) ... [2021-04-29 03:19:49,486 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-04-29 03:19:49,536 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-04-29 03:19:50,089 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_91-arrayloop2_racefree.i[46775,46788] [2021-04-29 03:19:50,104 WARN L1501 CHandler]: Possible shadowing of function new [2021-04-29 03:19:50,105 WARN L1501 CHandler]: Possible shadowing of function new [2021-04-29 03:19:50,105 WARN L1501 CHandler]: Possible shadowing of function new [2021-04-29 03:19:50,106 WARN L1501 CHandler]: Possible shadowing of function new [2021-04-29 03:19:50,129 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-04-29 03:19:50,150 INFO L203 MainTranslator]: Completed pre-run [2021-04-29 03:19:50,194 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_91-arrayloop2_racefree.i[46775,46788] [2021-04-29 03:19:50,202 WARN L1501 CHandler]: Possible shadowing of function new [2021-04-29 03:19:50,202 WARN L1501 CHandler]: Possible shadowing of function new [2021-04-29 03:19:50,203 WARN L1501 CHandler]: Possible shadowing of function new [2021-04-29 03:19:50,203 WARN L1501 CHandler]: Possible shadowing of function new [2021-04-29 03:19:50,267 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-04-29 03:19:50,454 INFO L208 MainTranslator]: Completed translation [2021-04-29 03:19:50,455 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 03:19:50 WrapperNode [2021-04-29 03:19:50,455 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-04-29 03:19:50,456 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-04-29 03:19:50,457 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-04-29 03:19:50,457 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-04-29 03:19:50,465 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 03:19:50" (1/1) ... [2021-04-29 03:19:50,489 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 03:19:50" (1/1) ... [2021-04-29 03:19:50,527 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-04-29 03:19:50,528 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-04-29 03:19:50,528 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-04-29 03:19:50,529 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-04-29 03:19:50,539 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 03:19:50" (1/1) ... [2021-04-29 03:19:50,539 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 03:19:50" (1/1) ... [2021-04-29 03:19:50,545 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 03:19:50" (1/1) ... [2021-04-29 03:19:50,545 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 03:19:50" (1/1) ... [2021-04-29 03:19:50,557 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 03:19:50" (1/1) ... [2021-04-29 03:19:50,569 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 03:19:50" (1/1) ... [2021-04-29 03:19:50,576 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 03:19:50" (1/1) ... [2021-04-29 03:19:50,585 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-04-29 03:19:50,586 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-04-29 03:19:50,586 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-04-29 03:19:50,586 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-04-29 03:19:50,587 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 03:19:50" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-04-29 03:19:50,695 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-04-29 03:19:50,696 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-04-29 03:19:50,696 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-04-29 03:19:50,696 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-04-29 03:19:50,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-04-29 03:19:50,696 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-04-29 03:19:50,697 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-04-29 03:19:50,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-04-29 03:19:50,697 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-04-29 03:19:50,697 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-04-29 03:19:50,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-04-29 03:19:50,698 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-04-29 03:19:50,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-04-29 03:19:50,700 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-04-29 03:19:51,422 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-04-29 03:19:51,423 INFO L299 CfgBuilder]: Removed 32 assume(true) statements. [2021-04-29 03:19:51,425 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.04 03:19:51 BoogieIcfgContainer [2021-04-29 03:19:51,425 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-04-29 03:19:51,427 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-04-29 03:19:51,427 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-04-29 03:19:51,431 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-04-29 03:19:51,431 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.04 03:19:49" (1/3) ... [2021-04-29 03:19:51,432 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29617a4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.04 03:19:51, skipping insertion in model container [2021-04-29 03:19:51,433 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 03:19:50" (2/3) ... [2021-04-29 03:19:51,433 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29617a4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.04 03:19:51, skipping insertion in model container [2021-04-29 03:19:51,433 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.04 03:19:51" (3/3) ... [2021-04-29 03:19:51,435 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_91-arrayloop2_racefree.i [2021-04-29 03:19:51,442 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-04-29 03:19:51,448 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-04-29 03:19:51,450 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-04-29 03:19:51,500 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,501 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,501 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,501 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,502 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,502 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,502 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,502 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,503 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,503 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,503 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,503 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,503 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,504 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,504 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,504 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,504 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,505 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,505 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,505 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,505 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,506 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,506 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,506 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,506 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,507 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,507 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,507 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,507 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,507 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,508 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,508 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,508 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,508 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,509 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,509 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,509 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,509 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,510 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,510 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,510 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,510 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,511 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,511 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,511 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,511 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,512 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,512 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,512 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,512 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,512 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,513 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,513 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,513 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,514 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,514 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,514 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,514 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,514 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,515 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,515 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,515 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,515 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,516 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,516 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,516 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,516 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,516 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,517 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,517 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,517 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,517 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,518 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,518 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,518 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,518 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,518 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,519 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,519 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,519 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,519 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,519 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,520 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,520 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,520 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,520 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,521 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,521 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,521 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,521 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,522 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,522 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,524 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,524 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,525 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,525 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,525 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,526 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,526 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,526 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,526 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,527 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,527 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,529 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,530 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,530 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,530 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,530 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,530 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem19.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,531 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem19.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,531 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,531 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,531 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem19.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,531 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem19.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,532 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,532 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,532 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,532 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,532 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,533 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,533 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,533 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,533 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem19.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,533 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem19.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,534 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,534 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,534 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem19.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,534 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem19.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,534 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,535 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,535 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,535 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,535 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,536 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,536 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem19.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,536 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem19.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,536 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem19.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,536 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem19.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,537 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,537 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,537 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,538 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,538 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,538 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,538 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,538 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,538 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,539 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,539 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,539 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,539 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,539 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,540 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,540 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,540 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,540 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,540 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,541 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,541 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,541 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,541 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,542 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,542 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,542 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,542 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,542 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,543 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,543 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,543 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,543 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,543 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,544 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,544 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,544 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,544 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,545 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,545 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,545 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,545 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,545 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,546 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,546 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,546 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,546 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,546 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,547 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,547 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,547 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,547 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,547 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,548 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,548 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,548 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,548 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,549 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,549 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,549 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,549 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,549 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,550 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,550 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,550 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,550 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,550 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,551 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,551 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,551 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,551 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,552 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,552 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,552 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,552 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,552 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,553 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,553 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,553 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,553 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,554 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,556 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,557 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,557 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,557 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem19.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,557 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,558 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,558 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,558 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,558 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,559 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,559 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,559 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,559 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem19.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,559 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,560 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,560 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,560 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,560 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,561 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,561 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,561 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,561 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,561 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,562 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,562 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,562 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,562 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,562 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,563 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,563 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,563 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 03:19:51,569 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-04-29 03:19:51,596 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-04-29 03:19:51,624 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-04-29 03:19:51,624 INFO L377 AbstractCegarLoop]: Hoare is false [2021-04-29 03:19:51,624 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-04-29 03:19:51,624 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-04-29 03:19:51,624 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-04-29 03:19:51,625 INFO L381 AbstractCegarLoop]: Difference is false [2021-04-29 03:19:51,625 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-04-29 03:19:51,625 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-04-29 03:19:51,644 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 155 places, 176 transitions, 360 flow [2021-04-29 03:19:51,727 INFO L129 PetriNetUnfolder]: 26/190 cut-off events. [2021-04-29 03:19:51,728 INFO L130 PetriNetUnfolder]: For 1/2 co-relation queries the response was YES. [2021-04-29 03:19:51,737 INFO L84 FinitePrefix]: Finished finitePrefix Result has 196 conditions, 190 events. 26/190 cut-off events. For 1/2 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 482 event pairs, 0 based on Foata normal form. 0/160 useless extension candidates. Maximal degree in co-relation 103. Up to 4 conditions per place. [2021-04-29 03:19:51,737 INFO L82 GeneralOperation]: Start removeDead. Operand has 155 places, 176 transitions, 360 flow [2021-04-29 03:19:51,746 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 151 places, 171 transitions, 347 flow [2021-04-29 03:19:51,748 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 03:19:51,765 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 151 places, 171 transitions, 347 flow [2021-04-29 03:19:51,770 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 151 places, 171 transitions, 347 flow [2021-04-29 03:19:51,774 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 151 places, 171 transitions, 347 flow [2021-04-29 03:19:51,834 INFO L129 PetriNetUnfolder]: 25/185 cut-off events. [2021-04-29 03:19:51,835 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-29 03:19:51,837 INFO L84 FinitePrefix]: Finished finitePrefix Result has 190 conditions, 185 events. 25/185 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 430 event pairs, 0 based on Foata normal form. 0/155 useless extension candidates. Maximal degree in co-relation 103. Up to 4 conditions per place. [2021-04-29 03:19:51,842 INFO L146 LiptonReduction]: Number of co-enabled transitions 3230 [2021-04-29 03:20:02,459 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-04-29 03:20:10,363 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 46 [2021-04-29 03:20:10,653 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 49 [2021-04-29 03:20:10,811 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 49 [2021-04-29 03:20:13,317 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-29 03:20:13,494 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-29 03:20:13,674 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-29 03:20:13,901 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-29 03:20:14,142 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-29 03:20:14,302 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-29 03:20:14,478 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-29 03:20:14,625 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-29 03:20:14,794 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-29 03:20:14,942 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-29 03:20:15,100 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-29 03:20:15,252 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-29 03:20:16,716 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-04-29 03:20:16,829 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-04-29 03:20:16,950 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-04-29 03:20:17,054 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-04-29 03:20:17,174 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-04-29 03:20:17,282 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-04-29 03:20:17,408 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-04-29 03:20:17,518 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-04-29 03:20:18,209 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-04-29 03:20:18,347 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2021-04-29 03:20:18,491 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-04-29 03:20:18,617 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2021-04-29 03:20:19,063 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 53 [2021-04-29 03:20:19,250 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 53 [2021-04-29 03:20:19,417 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 46 [2021-04-29 03:20:19,579 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 46 [2021-04-29 03:20:19,966 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 57 [2021-04-29 03:20:20,157 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 57 [2021-04-29 03:20:20,517 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-04-29 03:20:21,008 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-04-29 03:20:21,184 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-04-29 03:20:21,360 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-04-29 03:20:21,546 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-04-29 03:20:21,782 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-29 03:20:21,997 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-29 03:20:22,259 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-29 03:20:22,534 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-29 03:20:23,308 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-29 03:20:23,509 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-29 03:20:23,661 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-29 03:20:23,828 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-29 03:20:25,937 WARN L205 SmtUtils]: Spent 771.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2021-04-29 03:20:26,571 WARN L205 SmtUtils]: Spent 632.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2021-04-29 03:20:27,972 WARN L205 SmtUtils]: Spent 1.40 s on a formula simplification that was a NOOP. DAG size: 122 [2021-04-29 03:20:28,854 WARN L205 SmtUtils]: Spent 879.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2021-04-29 03:20:29,406 WARN L205 SmtUtils]: Spent 550.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-29 03:20:29,884 WARN L205 SmtUtils]: Spent 476.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-04-29 03:20:30,286 WARN L205 SmtUtils]: Spent 399.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-29 03:20:30,649 WARN L205 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-04-29 03:20:32,208 WARN L205 SmtUtils]: Spent 1.56 s on a formula simplification that was a NOOP. DAG size: 124 [2021-04-29 03:20:33,141 WARN L205 SmtUtils]: Spent 930.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2021-04-29 03:20:34,112 WARN L205 SmtUtils]: Spent 969.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2021-04-29 03:20:35,101 WARN L205 SmtUtils]: Spent 962.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2021-04-29 03:20:35,365 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-04-29 03:20:35,580 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2021-04-29 03:20:35,829 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-04-29 03:20:36,152 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2021-04-29 03:20:37,646 WARN L205 SmtUtils]: Spent 1.49 s on a formula simplification that was a NOOP. DAG size: 119 [2021-04-29 03:20:39,123 WARN L205 SmtUtils]: Spent 1.48 s on a formula simplification that was a NOOP. DAG size: 115 [2021-04-29 03:20:40,326 WARN L205 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 119 [2021-04-29 03:20:41,446 WARN L205 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 115 [2021-04-29 03:20:43,005 WARN L205 SmtUtils]: Spent 1.56 s on a formula simplification that was a NOOP. DAG size: 119 [2021-04-29 03:20:43,962 WARN L205 SmtUtils]: Spent 955.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2021-04-29 03:20:45,148 WARN L205 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 119 [2021-04-29 03:20:46,309 WARN L205 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 111 [2021-04-29 03:20:47,760 WARN L205 SmtUtils]: Spent 1.45 s on a formula simplification that was a NOOP. DAG size: 126 [2021-04-29 03:20:48,892 WARN L205 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 118 [2021-04-29 03:20:50,162 WARN L205 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 126 [2021-04-29 03:20:51,342 WARN L205 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 118 [2021-04-29 03:20:51,718 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 78 [2021-04-29 03:20:51,844 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-29 03:20:52,158 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 78 [2021-04-29 03:20:52,274 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-29 03:20:52,482 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 65 [2021-04-29 03:20:52,777 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 65 [2021-04-29 03:20:53,149 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 74 [2021-04-29 03:20:53,276 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-29 03:20:53,540 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 74 [2021-04-29 03:20:53,658 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-29 03:20:53,828 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 61 [2021-04-29 03:20:54,076 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 61 [2021-04-29 03:20:54,332 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 46 [2021-04-29 03:20:54,568 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 46 [2021-04-29 03:20:54,941 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 86 [2021-04-29 03:20:55,114 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-29 03:20:55,491 WARN L205 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 86 [2021-04-29 03:20:55,664 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-29 03:20:56,058 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-29 03:20:56,161 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-29 03:20:56,267 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-29 03:20:56,375 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-29 03:20:56,739 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2021-04-29 03:20:57,122 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-04-29 03:20:57,418 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-29 03:20:58,006 WARN L205 SmtUtils]: Spent 585.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2021-04-29 03:20:58,441 WARN L205 SmtUtils]: Spent 433.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2021-04-29 03:20:59,010 WARN L205 SmtUtils]: Spent 567.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2021-04-29 03:20:59,400 WARN L205 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2021-04-29 03:20:59,766 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2021-04-29 03:21:00,038 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2021-04-29 03:21:00,436 WARN L205 SmtUtils]: Spent 396.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2021-04-29 03:21:00,712 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2021-04-29 03:21:08,928 WARN L205 SmtUtils]: Spent 8.21 s on a formula simplification that was a NOOP. DAG size: 184 [2021-04-29 03:21:15,893 WARN L205 SmtUtils]: Spent 6.96 s on a formula simplification that was a NOOP. DAG size: 176 [2021-04-29 03:21:26,727 WARN L205 SmtUtils]: Spent 10.83 s on a formula simplification that was a NOOP. DAG size: 184 [2021-04-29 03:21:37,262 WARN L205 SmtUtils]: Spent 10.53 s on a formula simplification that was a NOOP. DAG size: 176 [2021-04-29 03:21:37,591 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2021-04-29 03:21:37,825 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2021-04-29 03:21:38,142 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2021-04-29 03:21:38,409 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2021-04-29 03:21:38,929 WARN L205 SmtUtils]: Spent 518.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2021-04-29 03:21:39,312 WARN L205 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2021-04-29 03:21:39,946 WARN L205 SmtUtils]: Spent 631.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2021-04-29 03:21:40,466 WARN L205 SmtUtils]: Spent 518.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2021-04-29 03:21:51,371 WARN L205 SmtUtils]: Spent 10.90 s on a formula simplification that was a NOOP. DAG size: 183 [2021-04-29 03:21:59,365 WARN L205 SmtUtils]: Spent 7.99 s on a formula simplification that was a NOOP. DAG size: 175 [2021-04-29 03:22:11,137 WARN L205 SmtUtils]: Spent 11.77 s on a formula simplification that was a NOOP. DAG size: 183 [2021-04-29 03:22:18,345 WARN L205 SmtUtils]: Spent 7.21 s on a formula simplification that was a NOOP. DAG size: 175 [2021-04-29 03:22:18,933 WARN L205 SmtUtils]: Spent 585.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2021-04-29 03:22:19,318 WARN L205 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2021-04-29 03:22:19,739 WARN L205 SmtUtils]: Spent 419.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2021-04-29 03:22:20,063 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2021-04-29 03:22:30,380 WARN L205 SmtUtils]: Spent 10.31 s on a formula simplification that was a NOOP. DAG size: 185 [2021-04-29 03:22:41,206 WARN L205 SmtUtils]: Spent 10.82 s on a formula simplification that was a NOOP. DAG size: 177 [2021-04-29 03:22:54,135 WARN L205 SmtUtils]: Spent 12.93 s on a formula simplification that was a NOOP. DAG size: 185 [2021-04-29 03:23:05,209 WARN L205 SmtUtils]: Spent 11.07 s on a formula simplification that was a NOOP. DAG size: 177 [2021-04-29 03:23:05,609 WARN L205 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-04-29 03:23:05,906 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-29 03:23:06,191 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-04-29 03:23:06,415 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-29 03:23:08,756 WARN L205 SmtUtils]: Spent 2.34 s on a formula simplification that was a NOOP. DAG size: 163 [2021-04-29 03:23:10,747 WARN L205 SmtUtils]: Spent 1.99 s on a formula simplification that was a NOOP. DAG size: 155 [2021-04-29 03:23:13,782 WARN L205 SmtUtils]: Spent 3.03 s on a formula simplification that was a NOOP. DAG size: 163 [2021-04-29 03:23:16,587 WARN L205 SmtUtils]: Spent 2.80 s on a formula simplification that was a NOOP. DAG size: 155 [2021-04-29 03:23:17,212 WARN L205 SmtUtils]: Spent 622.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2021-04-29 03:23:17,730 WARN L205 SmtUtils]: Spent 517.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2021-04-29 03:23:18,391 WARN L205 SmtUtils]: Spent 658.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2021-04-29 03:23:18,873 WARN L205 SmtUtils]: Spent 480.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2021-04-29 03:23:20,400 WARN L205 SmtUtils]: Spent 1.52 s on a formula simplification that was a NOOP. DAG size: 150 [2021-04-29 03:23:21,708 WARN L205 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 142 [2021-04-29 03:23:23,785 WARN L205 SmtUtils]: Spent 2.07 s on a formula simplification that was a NOOP. DAG size: 150 [2021-04-29 03:23:25,027 WARN L205 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 142 [2021-04-29 03:23:30,958 WARN L205 SmtUtils]: Spent 5.93 s on a formula simplification that was a NOOP. DAG size: 172 [2021-04-29 03:23:34,942 WARN L205 SmtUtils]: Spent 3.98 s on a formula simplification that was a NOOP. DAG size: 164 [2021-04-29 03:23:42,108 WARN L205 SmtUtils]: Spent 7.17 s on a formula simplification that was a NOOP. DAG size: 172 [2021-04-29 03:23:49,056 WARN L205 SmtUtils]: Spent 6.95 s on a formula simplification that was a NOOP. DAG size: 164 [2021-04-29 03:24:01,858 WARN L205 SmtUtils]: Spent 12.80 s on a formula simplification that was a NOOP. DAG size: 186 [2021-04-29 03:24:12,306 WARN L205 SmtUtils]: Spent 10.45 s on a formula simplification that was a NOOP. DAG size: 178 [2021-04-29 03:24:21,006 WARN L205 SmtUtils]: Spent 8.70 s on a formula simplification that was a NOOP. DAG size: 186 [2021-04-29 03:24:30,455 WARN L205 SmtUtils]: Spent 9.45 s on a formula simplification that was a NOOP. DAG size: 178 [2021-04-29 03:24:31,362 WARN L205 SmtUtils]: Spent 904.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2021-04-29 03:24:32,181 WARN L205 SmtUtils]: Spent 818.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2021-04-29 03:24:32,650 WARN L205 SmtUtils]: Spent 466.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2021-04-29 03:24:33,021 WARN L205 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2021-04-29 03:24:46,340 WARN L205 SmtUtils]: Spent 13.32 s on a formula simplification that was a NOOP. DAG size: 181 [2021-04-29 03:24:57,152 WARN L205 SmtUtils]: Spent 10.81 s on a formula simplification that was a NOOP. DAG size: 173 [2021-04-29 03:25:06,675 WARN L205 SmtUtils]: Spent 9.52 s on a formula simplification that was a NOOP. DAG size: 181 [2021-04-29 03:25:18,856 WARN L205 SmtUtils]: Spent 12.18 s on a formula simplification that was a NOOP. DAG size: 173 [2021-04-29 03:25:19,267 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-29 03:25:19,594 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-29 03:25:19,877 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-29 03:25:20,157 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-29 03:25:20,587 WARN L205 SmtUtils]: Spent 427.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-29 03:25:21,022 WARN L205 SmtUtils]: Spent 434.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-29 03:25:21,316 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-29 03:25:21,604 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-29 03:25:21,916 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-29 03:25:22,234 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-29 03:25:22,563 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-29 03:25:22,885 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-29 03:25:23,254 WARN L205 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-04-29 03:25:23,587 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-04-29 03:25:23,913 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-04-29 03:25:24,217 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-04-29 03:25:24,324 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2021-04-29 03:25:24,524 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2021-04-29 03:25:24,908 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-29 03:25:25,097 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-29 03:25:25,339 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-29 03:25:25,590 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-29 03:25:25,812 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-29 03:25:26,031 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-29 03:25:26,261 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-29 03:25:26,485 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-29 03:25:26,910 WARN L205 SmtUtils]: Spent 423.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-04-29 03:25:27,244 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-04-29 03:25:27,575 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-04-29 03:25:28,048 WARN L205 SmtUtils]: Spent 471.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-04-29 03:25:28,234 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2021-04-29 03:25:28,422 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2021-04-29 03:25:28,614 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2021-04-29 03:25:28,786 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2021-04-29 03:25:29,214 WARN L205 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2021-04-29 03:25:29,599 WARN L205 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-04-29 03:25:30,010 WARN L205 SmtUtils]: Spent 410.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2021-04-29 03:25:30,434 WARN L205 SmtUtils]: Spent 422.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-04-29 03:25:30,811 WARN L205 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2021-04-29 03:25:31,253 WARN L205 SmtUtils]: Spent 440.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-04-29 03:25:31,669 WARN L205 SmtUtils]: Spent 414.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2021-04-29 03:25:32,116 WARN L205 SmtUtils]: Spent 444.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-04-29 03:25:32,594 WARN L205 SmtUtils]: Spent 476.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-04-29 03:25:33,059 WARN L205 SmtUtils]: Spent 463.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2021-04-29 03:25:33,578 WARN L205 SmtUtils]: Spent 516.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-04-29 03:25:34,057 WARN L205 SmtUtils]: Spent 478.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2021-04-29 03:25:34,460 WARN L205 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2021-04-29 03:25:34,840 WARN L205 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-04-29 03:25:35,340 WARN L205 SmtUtils]: Spent 498.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2021-04-29 03:25:35,753 WARN L205 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-04-29 03:25:35,844 INFO L158 LiptonReduction]: Checked pairs total: 7312 [2021-04-29 03:25:35,845 INFO L160 LiptonReduction]: Total number of compositions: 344 [2021-04-29 03:25:35,850 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 344103 [2021-04-29 03:25:35,881 INFO L129 PetriNetUnfolder]: 2/125 cut-off events. [2021-04-29 03:25:35,882 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-29 03:25:35,882 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 03:25:35,895 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1] [2021-04-29 03:25:35,895 INFO L428 AbstractCegarLoop]: === Iteration 1 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-04-29 03:25:35,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 03:25:35,903 INFO L82 PathProgramCache]: Analyzing trace with hash 1153700188, now seen corresponding path program 1 times [2021-04-29 03:25:35,913 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 03:25:35,914 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [45357148] [2021-04-29 03:25:35,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 03:25:36,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 03:25:36,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:36,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 03:25:36,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:36,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:36,224 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-04-29 03:25:36,224 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [45357148] [2021-04-29 03:25:36,225 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 03:25:36,225 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-04-29 03:25:36,226 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1315090110] [2021-04-29 03:25:36,238 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-29 03:25:36,238 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 03:25:36,255 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-29 03:25:36,261 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-29 03:25:36,277 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 384 out of 520 [2021-04-29 03:25:36,290 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 179 places, 190 transitions, 385 flow. Second operand has 3 states, 3 states have (on average 384.6666666666667) internal successors, (1154), 3 states have internal predecessors, (1154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 03:25:36,290 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 03:25:36,290 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 384 of 520 [2021-04-29 03:25:36,292 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 03:25:38,519 INFO L129 PetriNetUnfolder]: 7/229 cut-off events. [2021-04-29 03:25:38,519 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-29 03:25:38,520 INFO L84 FinitePrefix]: Finished finitePrefix Result has 330 conditions, 229 events. 7/229 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 50. Compared 1469 event pairs, 0 based on Foata normal form. 9/35 useless extension candidates. Maximal degree in co-relation 232. Up to 52 conditions per place. [2021-04-29 03:25:38,522 INFO L132 encePairwiseOnDemand]: 498/520 looper letters, 6 selfloop transitions, 2 changer transitions 119/219 dead transitions. [2021-04-29 03:25:38,523 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 174 places, 219 transitions, 633 flow [2021-04-29 03:25:38,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-29 03:25:38,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-04-29 03:25:38,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1262 transitions. [2021-04-29 03:25:38,548 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.808974358974359 [2021-04-29 03:25:38,549 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1262 transitions. [2021-04-29 03:25:38,550 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1262 transitions. [2021-04-29 03:25:38,555 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 03:25:38,558 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1262 transitions. [2021-04-29 03:25:38,569 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 420.6666666666667) internal successors, (1262), 3 states have internal predecessors, (1262), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 03:25:38,582 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 520.0) internal successors, (2080), 4 states have internal predecessors, (2080), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 03:25:38,584 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 520.0) internal successors, (2080), 4 states have internal predecessors, (2080), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 03:25:38,587 INFO L185 Difference]: Start difference. First operand has 179 places, 190 transitions, 385 flow. Second operand 3 states and 1262 transitions. [2021-04-29 03:25:38,588 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 174 places, 219 transitions, 633 flow [2021-04-29 03:25:38,593 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 174 places, 219 transitions, 633 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-04-29 03:25:38,598 INFO L241 Difference]: Finished difference. Result has 175 places, 98 transitions, 211 flow [2021-04-29 03:25:38,600 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=520, PETRI_DIFFERENCE_MINUEND_FLOW=353, PETRI_DIFFERENCE_MINUEND_PLACES=172, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=174, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=172, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=211, PETRI_PLACES=175, PETRI_TRANSITIONS=98} [2021-04-29 03:25:38,601 INFO L343 CegarLoopForPetriNet]: 179 programPoint places, -4 predicate places. [2021-04-29 03:25:38,602 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 03:25:38,602 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 175 places, 98 transitions, 211 flow [2021-04-29 03:25:38,602 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 175 places, 98 transitions, 211 flow [2021-04-29 03:25:38,603 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 98 places, 98 transitions, 211 flow [2021-04-29 03:25:38,616 INFO L129 PetriNetUnfolder]: 6/108 cut-off events. [2021-04-29 03:25:38,616 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-29 03:25:38,617 INFO L84 FinitePrefix]: Finished finitePrefix Result has 120 conditions, 108 events. 6/108 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 517 event pairs, 0 based on Foata normal form. 0/26 useless extension candidates. Maximal degree in co-relation 109. Up to 4 conditions per place. [2021-04-29 03:25:38,619 INFO L146 LiptonReduction]: Number of co-enabled transitions 2028 [2021-04-29 03:25:45,096 INFO L158 LiptonReduction]: Checked pairs total: 2548 [2021-04-29 03:25:45,096 INFO L160 LiptonReduction]: Total number of compositions: 54 [2021-04-29 03:25:45,096 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 6494 [2021-04-29 03:25:45,099 INFO L480 AbstractCegarLoop]: Abstraction has has 102 places, 103 transitions, 221 flow [2021-04-29 03:25:45,100 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 384.6666666666667) internal successors, (1154), 3 states have internal predecessors, (1154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 03:25:45,100 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 03:25:45,100 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 03:25:45,101 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-04-29 03:25:45,101 INFO L428 AbstractCegarLoop]: === Iteration 2 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-04-29 03:25:45,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 03:25:45,102 INFO L82 PathProgramCache]: Analyzing trace with hash -1840317357, now seen corresponding path program 1 times [2021-04-29 03:25:45,102 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 03:25:45,102 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2121773691] [2021-04-29 03:25:45,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 03:25:45,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 03:25:45,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:45,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:45,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:45,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 03:25:45,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:45,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:45,174 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-04-29 03:25:45,174 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2121773691] [2021-04-29 03:25:45,174 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 03:25:45,174 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-04-29 03:25:45,174 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [915063970] [2021-04-29 03:25:45,176 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-29 03:25:45,176 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 03:25:45,176 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-29 03:25:45,177 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-29 03:25:45,180 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 461 out of 574 [2021-04-29 03:25:45,182 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 102 places, 103 transitions, 221 flow. Second operand has 3 states, 3 states have (on average 462.0) internal successors, (1386), 3 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) [2021-04-29 03:25:45,182 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 03:25:45,183 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 461 of 574 [2021-04-29 03:25:45,183 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 03:25:45,463 INFO L129 PetriNetUnfolder]: 7/115 cut-off events. [2021-04-29 03:25:45,464 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-29 03:25:45,464 INFO L84 FinitePrefix]: Finished finitePrefix Result has 137 conditions, 115 events. 7/115 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 38. Compared 635 event pairs, 0 based on Foata normal form. 2/24 useless extension candidates. Maximal degree in co-relation 119. Up to 8 conditions per place. [2021-04-29 03:25:45,465 INFO L132 encePairwiseOnDemand]: 571/574 looper letters, 4 selfloop transitions, 2 changer transitions 0/104 dead transitions. [2021-04-29 03:25:45,465 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 104 places, 104 transitions, 235 flow [2021-04-29 03:25:45,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-29 03:25:45,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-04-29 03:25:45,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1389 transitions. [2021-04-29 03:25:45,472 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8066202090592335 [2021-04-29 03:25:45,472 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1389 transitions. [2021-04-29 03:25:45,472 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1389 transitions. [2021-04-29 03:25:45,473 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 03:25:45,474 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1389 transitions. [2021-04-29 03:25:45,478 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 463.0) internal successors, (1389), 3 states have internal predecessors, (1389), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 03:25:45,484 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 574.0) internal successors, (2296), 4 states have internal predecessors, (2296), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 03:25:45,486 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 574.0) internal successors, (2296), 4 states have internal predecessors, (2296), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 03:25:45,486 INFO L185 Difference]: Start difference. First operand has 102 places, 103 transitions, 221 flow. Second operand 3 states and 1389 transitions. [2021-04-29 03:25:45,487 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 104 places, 104 transitions, 235 flow [2021-04-29 03:25:45,489 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 103 places, 104 transitions, 233 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-04-29 03:25:45,491 INFO L241 Difference]: Finished difference. Result has 104 places, 104 transitions, 233 flow [2021-04-29 03:25:45,492 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=574, PETRI_DIFFERENCE_MINUEND_FLOW=219, PETRI_DIFFERENCE_MINUEND_PLACES=101, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=103, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=101, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=233, PETRI_PLACES=104, PETRI_TRANSITIONS=104} [2021-04-29 03:25:45,492 INFO L343 CegarLoopForPetriNet]: 179 programPoint places, -75 predicate places. [2021-04-29 03:25:45,492 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 03:25:45,493 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 104 places, 104 transitions, 233 flow [2021-04-29 03:25:45,493 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 104 places, 104 transitions, 233 flow [2021-04-29 03:25:45,494 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 104 places, 104 transitions, 233 flow [2021-04-29 03:25:45,509 INFO L129 PetriNetUnfolder]: 7/115 cut-off events. [2021-04-29 03:25:45,510 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-04-29 03:25:45,510 INFO L84 FinitePrefix]: Finished finitePrefix Result has 137 conditions, 115 events. 7/115 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 37. Compared 653 event pairs, 0 based on Foata normal form. 0/22 useless extension candidates. Maximal degree in co-relation 115. Up to 7 conditions per place. [2021-04-29 03:25:45,512 INFO L146 LiptonReduction]: Number of co-enabled transitions 2158 [2021-04-29 03:25:45,522 INFO L158 LiptonReduction]: Checked pairs total: 494 [2021-04-29 03:25:45,522 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 03:25:45,522 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 30 [2021-04-29 03:25:45,524 INFO L480 AbstractCegarLoop]: Abstraction has has 104 places, 104 transitions, 233 flow [2021-04-29 03:25:45,525 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 462.0) internal successors, (1386), 3 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) [2021-04-29 03:25:45,526 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 03:25:45,526 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 03:25:45,526 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-04-29 03:25:45,526 INFO L428 AbstractCegarLoop]: === Iteration 3 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-04-29 03:25:45,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 03:25:45,527 INFO L82 PathProgramCache]: Analyzing trace with hash 715662160, now seen corresponding path program 1 times [2021-04-29 03:25:45,527 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 03:25:45,527 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [137921904] [2021-04-29 03:25:45,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 03:25:45,552 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-04-29 03:25:45,553 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [100546690] [2021-04-29 03:25:45,553 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 [2021-04-29 03:25:45,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 03:25:45,669 INFO L263 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 3 conjunts are in the unsatisfiable core [2021-04-29 03:25:45,674 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 03:25:45,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:45,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:45,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:45,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:45,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:45,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:45,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:45,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:45,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:45,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 03:25:45,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:45,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 03:25:45,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:45,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 03:25:45,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:45,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 03:25:45,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:45,726 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 03:25:45,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:45,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 03:25:45,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 03:25:45,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:45,733 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 03:25:45,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:45,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 03:25:45,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 03:25:45,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:45,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 03:25:45,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:45,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 03:25:45,763 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-04-29 03:25:45,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:45,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:45,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:45,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:45,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:45,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:45,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:45,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:45,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:45,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:45,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:45,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:45,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:45,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:45,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:45,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:45,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:45,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:45,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:45,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:45,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:45,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:45,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:45,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:45,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:45,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:45,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:45,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:45,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:45,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:45,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:45,794 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-04-29 03:25:45,794 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [137921904] [2021-04-29 03:25:45,794 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-04-29 03:25:45,794 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [100546690] [2021-04-29 03:25:45,795 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-04-29 03:25:45,795 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4] total 4 [2021-04-29 03:25:45,795 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1393679411] [2021-04-29 03:25:45,795 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-04-29 03:25:45,795 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 03:25:45,796 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-04-29 03:25:45,796 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-04-29 03:25:45,800 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 461 out of 574 [2021-04-29 03:25:45,803 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 104 places, 104 transitions, 233 flow. Second operand has 4 states, 4 states have (on average 462.0) internal successors, (1848), 4 states have internal predecessors, (1848), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 03:25:45,803 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 03:25:45,803 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 461 of 574 [2021-04-29 03:25:45,803 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 03:25:46,294 INFO L129 PetriNetUnfolder]: 7/117 cut-off events. [2021-04-29 03:25:46,294 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-04-29 03:25:46,295 INFO L84 FinitePrefix]: Finished finitePrefix Result has 153 conditions, 117 events. 7/117 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 38. Compared 640 event pairs, 0 based on Foata normal form. 2/26 useless extension candidates. Maximal degree in co-relation 120. Up to 9 conditions per place. [2021-04-29 03:25:46,296 INFO L132 encePairwiseOnDemand]: 571/574 looper letters, 4 selfloop transitions, 3 changer transitions 0/105 dead transitions. [2021-04-29 03:25:46,296 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 107 places, 105 transitions, 251 flow [2021-04-29 03:25:46,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-29 03:25:46,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-04-29 03:25:46,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1851 transitions. [2021-04-29 03:25:46,303 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.806184668989547 [2021-04-29 03:25:46,303 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 1851 transitions. [2021-04-29 03:25:46,304 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 1851 transitions. [2021-04-29 03:25:46,305 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 03:25:46,305 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 1851 transitions. [2021-04-29 03:25:46,312 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 462.75) internal successors, (1851), 4 states have internal predecessors, (1851), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 03:25:46,320 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 574.0) internal successors, (2870), 5 states have internal predecessors, (2870), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 03:25:46,322 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 574.0) internal successors, (2870), 5 states have internal predecessors, (2870), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 03:25:46,323 INFO L185 Difference]: Start difference. First operand has 104 places, 104 transitions, 233 flow. Second operand 4 states and 1851 transitions. [2021-04-29 03:25:46,323 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 107 places, 105 transitions, 251 flow [2021-04-29 03:25:46,325 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 106 places, 105 transitions, 247 flow, removed 1 selfloop flow, removed 1 redundant places. [2021-04-29 03:25:46,328 INFO L241 Difference]: Finished difference. Result has 107 places, 105 transitions, 247 flow [2021-04-29 03:25:46,328 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=574, PETRI_DIFFERENCE_MINUEND_FLOW=229, PETRI_DIFFERENCE_MINUEND_PLACES=103, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=104, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=101, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=247, PETRI_PLACES=107, PETRI_TRANSITIONS=105} [2021-04-29 03:25:46,328 INFO L343 CegarLoopForPetriNet]: 179 programPoint places, -72 predicate places. [2021-04-29 03:25:46,329 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 03:25:46,329 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 107 places, 105 transitions, 247 flow [2021-04-29 03:25:46,329 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 107 places, 105 transitions, 247 flow [2021-04-29 03:25:46,330 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 107 places, 105 transitions, 247 flow [2021-04-29 03:25:46,349 INFO L129 PetriNetUnfolder]: 7/117 cut-off events. [2021-04-29 03:25:46,349 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-04-29 03:25:46,350 INFO L84 FinitePrefix]: Finished finitePrefix Result has 150 conditions, 117 events. 7/117 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 37. Compared 668 event pairs, 0 based on Foata normal form. 0/24 useless extension candidates. Maximal degree in co-relation 117. Up to 9 conditions per place. [2021-04-29 03:25:46,353 INFO L146 LiptonReduction]: Number of co-enabled transitions 2158 [2021-04-29 03:25:46,378 INFO L158 LiptonReduction]: Checked pairs total: 494 [2021-04-29 03:25:46,378 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 03:25:46,378 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 49 [2021-04-29 03:25:46,380 INFO L480 AbstractCegarLoop]: Abstraction has has 107 places, 105 transitions, 247 flow [2021-04-29 03:25:46,382 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 462.0) internal successors, (1848), 4 states have internal predecessors, (1848), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 03:25:46,382 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 03:25:46,382 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 03:25:46,596 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2021-04-29 03:25:46,597 INFO L428 AbstractCegarLoop]: === Iteration 4 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-04-29 03:25:46,598 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 03:25:46,598 INFO L82 PathProgramCache]: Analyzing trace with hash -1653351437, now seen corresponding path program 2 times [2021-04-29 03:25:46,598 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 03:25:46,599 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [387210131] [2021-04-29 03:25:46,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 03:25:46,630 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-04-29 03:25:46,631 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [845901431] [2021-04-29 03:25:46,631 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 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 [2021-04-29 03:25:46,761 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-04-29 03:25:46,762 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 03:25:46,763 INFO L263 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 4 conjunts are in the unsatisfiable core [2021-04-29 03:25:46,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 03:25:46,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:46,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:46,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:46,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:46,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:46,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:46,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:46,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:46,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:46,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 03:25:46,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:46,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 03:25:46,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:46,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 03:25:46,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:46,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 03:25:46,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:46,793 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 03:25:46,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:46,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 03:25:46,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 03:25:46,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:46,800 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 03:25:46,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:46,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 03:25:46,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 03:25:46,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:46,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 03:25:46,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:46,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 03:25:46,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:46,822 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 03:25:46,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:46,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 03:25:46,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 03:25:46,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:46,829 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 03:25:46,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:46,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 03:25:46,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 03:25:46,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:46,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 03:25:46,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:46,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 03:25:46,849 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-04-29 03:25:46,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:46,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:46,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:46,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:46,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:46,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:46,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:46,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:46,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:46,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:46,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:46,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:46,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:46,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:46,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:46,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:46,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:46,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:46,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:46,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:46,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:46,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:46,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:46,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:46,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:46,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:46,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:46,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:46,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:46,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:46,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:46,877 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-04-29 03:25:46,878 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [387210131] [2021-04-29 03:25:46,878 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-04-29 03:25:46,878 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [845901431] [2021-04-29 03:25:46,878 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-04-29 03:25:46,878 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2021-04-29 03:25:46,878 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [810408912] [2021-04-29 03:25:46,879 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-04-29 03:25:46,879 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 03:25:46,879 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-04-29 03:25:46,880 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-04-29 03:25:46,883 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 461 out of 574 [2021-04-29 03:25:46,887 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 107 places, 105 transitions, 247 flow. Second operand has 5 states, 5 states have (on average 462.0) internal successors, (2310), 5 states have internal predecessors, (2310), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 03:25:46,888 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 03:25:46,888 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 461 of 574 [2021-04-29 03:25:46,888 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 03:25:47,253 INFO L129 PetriNetUnfolder]: 7/119 cut-off events. [2021-04-29 03:25:47,253 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-04-29 03:25:47,254 INFO L84 FinitePrefix]: Finished finitePrefix Result has 170 conditions, 119 events. 7/119 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 38. Compared 646 event pairs, 0 based on Foata normal form. 2/28 useless extension candidates. Maximal degree in co-relation 123. Up to 11 conditions per place. [2021-04-29 03:25:47,254 INFO L132 encePairwiseOnDemand]: 571/574 looper letters, 4 selfloop transitions, 4 changer transitions 0/106 dead transitions. [2021-04-29 03:25:47,255 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 111 places, 106 transitions, 269 flow [2021-04-29 03:25:47,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-29 03:25:47,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-04-29 03:25:47,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 2313 transitions. [2021-04-29 03:25:47,264 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8059233449477352 [2021-04-29 03:25:47,264 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 2313 transitions. [2021-04-29 03:25:47,264 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 2313 transitions. [2021-04-29 03:25:47,267 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 03:25:47,267 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 2313 transitions. [2021-04-29 03:25:47,274 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 462.6) internal successors, (2313), 5 states have internal predecessors, (2313), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 03:25:47,284 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 574.0) internal successors, (3444), 6 states have internal predecessors, (3444), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 03:25:47,287 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 574.0) internal successors, (3444), 6 states have internal predecessors, (3444), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 03:25:47,287 INFO L185 Difference]: Start difference. First operand has 107 places, 105 transitions, 247 flow. Second operand 5 states and 2313 transitions. [2021-04-29 03:25:47,287 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 111 places, 106 transitions, 269 flow [2021-04-29 03:25:47,289 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 109 places, 106 transitions, 261 flow, removed 2 selfloop flow, removed 2 redundant places. [2021-04-29 03:25:47,292 INFO L241 Difference]: Finished difference. Result has 110 places, 106 transitions, 261 flow [2021-04-29 03:25:47,292 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=574, PETRI_DIFFERENCE_MINUEND_FLOW=239, PETRI_DIFFERENCE_MINUEND_PLACES=105, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=105, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=101, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=261, PETRI_PLACES=110, PETRI_TRANSITIONS=106} [2021-04-29 03:25:47,293 INFO L343 CegarLoopForPetriNet]: 179 programPoint places, -69 predicate places. [2021-04-29 03:25:47,293 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 03:25:47,293 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 110 places, 106 transitions, 261 flow [2021-04-29 03:25:47,293 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 110 places, 106 transitions, 261 flow [2021-04-29 03:25:47,294 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 110 places, 106 transitions, 261 flow [2021-04-29 03:25:47,312 INFO L129 PetriNetUnfolder]: 7/119 cut-off events. [2021-04-29 03:25:47,312 INFO L130 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2021-04-29 03:25:47,313 INFO L84 FinitePrefix]: Finished finitePrefix Result has 163 conditions, 119 events. 7/119 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 37. Compared 678 event pairs, 0 based on Foata normal form. 0/26 useless extension candidates. Maximal degree in co-relation 119. Up to 9 conditions per place. [2021-04-29 03:25:47,315 INFO L146 LiptonReduction]: Number of co-enabled transitions 2158 [2021-04-29 03:25:47,331 INFO L158 LiptonReduction]: Checked pairs total: 494 [2021-04-29 03:25:47,331 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 03:25:47,332 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 39 [2021-04-29 03:25:47,333 INFO L480 AbstractCegarLoop]: Abstraction has has 110 places, 106 transitions, 261 flow [2021-04-29 03:25:47,335 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 462.0) internal successors, (2310), 5 states have internal predecessors, (2310), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 03:25:47,336 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 03:25:47,336 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 03:25:47,549 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 03:25:47,550 INFO L428 AbstractCegarLoop]: === Iteration 5 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-04-29 03:25:47,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 03:25:47,551 INFO L82 PathProgramCache]: Analyzing trace with hash -2078328912, now seen corresponding path program 3 times [2021-04-29 03:25:47,551 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 03:25:47,551 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1112721541] [2021-04-29 03:25:47,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 03:25:47,571 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-04-29 03:25:47,571 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [344149855] [2021-04-29 03:25:47,571 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 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 [2021-04-29 03:25:47,663 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-04-29 03:25:47,663 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 03:25:47,664 INFO L263 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 3 conjunts are in the unsatisfiable core [2021-04-29 03:25:47,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 03:25:47,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:47,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 03:25:47,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:47,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 03:25:47,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:47,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 03:25:47,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:47,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 03:25:47,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:47,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 03:25:47,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:47,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 03:25:47,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:47,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 03:25:47,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:47,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 03:25:47,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:47,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 03:25:47,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:47,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 03:25:47,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:47,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 03:25:47,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:47,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 03:25:47,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:47,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 03:25:47,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:47,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 03:25:47,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:47,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 03:25:47,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:47,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 03:25:47,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:47,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 03:25:47,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:47,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 03:25:47,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:47,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 03:25:47,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:47,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 03:25:47,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:47,723 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 03:25:47,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:47,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 03:25:47,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 03:25:47,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:47,730 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 03:25:47,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:47,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 03:25:47,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 03:25:47,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:47,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 03:25:47,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:47,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 03:25:47,747 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-04-29 03:25:47,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:47,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:47,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:47,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:47,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:47,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:47,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:47,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:47,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:47,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:47,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:47,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:47,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:47,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:47,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:47,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:47,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:47,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:47,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:47,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:47,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:47,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:47,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:47,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:47,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:47,768 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-04-29 03:25:47,769 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1112721541] [2021-04-29 03:25:47,769 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-04-29 03:25:47,769 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [344149855] [2021-04-29 03:25:47,769 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-04-29 03:25:47,769 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3] total 3 [2021-04-29 03:25:47,769 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [579409099] [2021-04-29 03:25:47,770 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-04-29 03:25:47,770 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 03:25:47,770 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-04-29 03:25:47,770 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-04-29 03:25:47,773 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 438 out of 574 [2021-04-29 03:25:47,777 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 110 places, 106 transitions, 261 flow. Second operand has 4 states, 4 states have (on average 439.25) internal successors, (1757), 4 states have internal predecessors, (1757), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 03:25:47,777 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 03:25:47,777 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 438 of 574 [2021-04-29 03:25:47,777 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 03:25:48,268 INFO L129 PetriNetUnfolder]: 8/125 cut-off events. [2021-04-29 03:25:48,276 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-04-29 03:25:48,277 INFO L84 FinitePrefix]: Finished finitePrefix Result has 206 conditions, 125 events. 8/125 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 38. Compared 647 event pairs, 0 based on Foata normal form. 1/33 useless extension candidates. Maximal degree in co-relation 122. Up to 13 conditions per place. [2021-04-29 03:25:48,278 INFO L132 encePairwiseOnDemand]: 571/574 looper letters, 17 selfloop transitions, 3 changer transitions 0/117 dead transitions. [2021-04-29 03:25:48,278 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 113 places, 117 transitions, 379 flow [2021-04-29 03:25:48,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-29 03:25:48,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-04-29 03:25:48,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1764 transitions. [2021-04-29 03:25:48,295 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7682926829268293 [2021-04-29 03:25:48,296 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 1764 transitions. [2021-04-29 03:25:48,296 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 1764 transitions. [2021-04-29 03:25:48,297 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 03:25:48,298 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 1764 transitions. [2021-04-29 03:25:48,303 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 441.0) internal successors, (1764), 4 states have internal predecessors, (1764), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 03:25:48,310 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 574.0) internal successors, (2870), 5 states have internal predecessors, (2870), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 03:25:48,314 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 574.0) internal successors, (2870), 5 states have internal predecessors, (2870), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 03:25:48,314 INFO L185 Difference]: Start difference. First operand has 110 places, 106 transitions, 261 flow. Second operand 4 states and 1764 transitions. [2021-04-29 03:25:48,315 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 113 places, 117 transitions, 379 flow [2021-04-29 03:25:48,318 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 110 places, 117 transitions, 343 flow, removed 9 selfloop flow, removed 3 redundant places. [2021-04-29 03:25:48,320 INFO L241 Difference]: Finished difference. Result has 111 places, 107 transitions, 271 flow [2021-04-29 03:25:48,321 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=574, PETRI_DIFFERENCE_MINUEND_FLOW=249, PETRI_DIFFERENCE_MINUEND_PLACES=107, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=106, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=103, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=271, PETRI_PLACES=111, PETRI_TRANSITIONS=107} [2021-04-29 03:25:48,321 INFO L343 CegarLoopForPetriNet]: 179 programPoint places, -68 predicate places. [2021-04-29 03:25:48,321 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 03:25:48,321 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 111 places, 107 transitions, 271 flow [2021-04-29 03:25:48,322 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 111 places, 107 transitions, 271 flow [2021-04-29 03:25:48,322 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 111 places, 107 transitions, 271 flow [2021-04-29 03:25:48,367 INFO L129 PetriNetUnfolder]: 8/125 cut-off events. [2021-04-29 03:25:48,367 INFO L130 PetriNetUnfolder]: For 44/44 co-relation queries the response was YES. [2021-04-29 03:25:48,368 INFO L84 FinitePrefix]: Finished finitePrefix Result has 174 conditions, 125 events. 8/125 cut-off events. For 44/44 co-relation queries the response was YES. Maximal size of possible extension queue 37. Compared 680 event pairs, 0 based on Foata normal form. 0/32 useless extension candidates. Maximal degree in co-relation 128. Up to 10 conditions per place. [2021-04-29 03:25:48,370 INFO L146 LiptonReduction]: Number of co-enabled transitions 2158 [2021-04-29 03:25:48,382 INFO L158 LiptonReduction]: Checked pairs total: 494 [2021-04-29 03:25:48,382 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 03:25:48,382 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 61 [2021-04-29 03:25:48,385 INFO L480 AbstractCegarLoop]: Abstraction has has 111 places, 107 transitions, 271 flow [2021-04-29 03:25:48,387 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 439.25) internal successors, (1757), 4 states have internal predecessors, (1757), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 03:25:48,387 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 03:25:48,387 INFO L263 CegarLoopForPetriNet]: trace histogram [6, 2, 2, 1, 1, 1, 1, 1, 1] [2021-04-29 03:25:48,601 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 03:25:48,602 INFO L428 AbstractCegarLoop]: === Iteration 6 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-04-29 03:25:48,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 03:25:48,603 INFO L82 PathProgramCache]: Analyzing trace with hash 220390876, now seen corresponding path program 4 times [2021-04-29 03:25:48,603 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 03:25:48,604 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [758651936] [2021-04-29 03:25:48,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 03:25:48,625 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-04-29 03:25:48,625 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [504100977] [2021-04-29 03:25:48,625 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST 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 [2021-04-29 03:25:48,799 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-04-29 03:25:48,800 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 03:25:48,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 479 conjuncts, 5 conjunts are in the unsatisfiable core [2021-04-29 03:25:48,805 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 03:25:48,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:48,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:48,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:48,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:48,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:48,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:48,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:48,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:48,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:48,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 03:25:48,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:48,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 03:25:48,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:48,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 03:25:48,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:48,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 03:25:48,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:48,836 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 03:25:48,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:48,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 03:25:48,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 03:25:48,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:48,843 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 03:25:48,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:48,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 03:25:48,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 03:25:48,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:48,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 03:25:48,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:48,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 03:25:48,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:48,862 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 03:25:48,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:48,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 03:25:48,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 03:25:48,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:48,868 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 03:25:48,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:48,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 03:25:48,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 03:25:48,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:48,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 03:25:48,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:48,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 03:25:48,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:48,888 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 03:25:48,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:48,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 03:25:48,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 03:25:48,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:48,894 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 03:25:48,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:48,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 03:25:48,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 03:25:48,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:48,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 03:25:48,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:48,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 03:25:48,915 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-04-29 03:25:48,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:48,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:48,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:48,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:48,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:48,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:48,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:48,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:48,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:48,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:48,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:48,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:48,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:48,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:48,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:48,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:48,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:48,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:48,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:48,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:48,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:48,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:48,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:48,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:48,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:48,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:48,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:48,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:48,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:48,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:48,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:48,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:48,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:48,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:48,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:48,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:48,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:48,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:48,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:48,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:48,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:48,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:48,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:48,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:48,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:48,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:48,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:48,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:48,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:48,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:48,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:48,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:48,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:48,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:48,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:48,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:48,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:48,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:48,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:48,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 03:25:48,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 03:25:48,966 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-04-29 03:25:48,966 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [758651936] [2021-04-29 03:25:48,966 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-04-29 03:25:48,966 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [504100977] [2021-04-29 03:25:48,967 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-04-29 03:25:48,967 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2021-04-29 03:25:48,967 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1125723527] [2021-04-29 03:25:48,967 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-04-29 03:25:48,967 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 03:25:48,968 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-04-29 03:25:48,968 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-04-29 03:25:48,972 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 461 out of 574 [2021-04-29 03:25:48,976 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 111 places, 107 transitions, 271 flow. Second operand has 6 states, 6 states have (on average 462.5) internal successors, (2775), 6 states have internal predecessors, (2775), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 03:25:48,976 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 03:25:48,976 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 461 of 574 [2021-04-29 03:25:48,976 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 03:25:49,876 INFO L129 PetriNetUnfolder]: 8/128 cut-off events. [2021-04-29 03:25:49,877 INFO L130 PetriNetUnfolder]: For 49/49 co-relation queries the response was YES. [2021-04-29 03:25:49,877 INFO L84 FinitePrefix]: Finished finitePrefix Result has 209 conditions, 128 events. 8/128 cut-off events. For 49/49 co-relation queries the response was YES. Maximal size of possible extension queue 38. Compared 657 event pairs, 0 based on Foata normal form. 3/38 useless extension candidates. Maximal degree in co-relation 139. Up to 13 conditions per place. [2021-04-29 03:25:49,878 INFO L132 encePairwiseOnDemand]: 571/574 looper letters, 5 selfloop transitions, 5 changer transitions 0/108 dead transitions. [2021-04-29 03:25:49,878 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 116 places, 108 transitions, 299 flow [2021-04-29 03:25:49,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-04-29 03:25:49,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-04-29 03:25:49,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2775 transitions. [2021-04-29 03:25:49,889 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8057491289198606 [2021-04-29 03:25:49,889 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 2775 transitions. [2021-04-29 03:25:49,889 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 2775 transitions. [2021-04-29 03:25:49,892 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 03:25:49,892 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 2775 transitions. [2021-04-29 03:25:49,900 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 462.5) internal successors, (2775), 6 states have internal predecessors, (2775), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 03:25:49,908 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 574.0) internal successors, (4018), 7 states have internal predecessors, (4018), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 03:25:49,911 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 574.0) internal successors, (4018), 7 states have internal predecessors, (4018), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 03:25:49,911 INFO L185 Difference]: Start difference. First operand has 111 places, 107 transitions, 271 flow. Second operand 6 states and 2775 transitions. [2021-04-29 03:25:49,911 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 116 places, 108 transitions, 299 flow [2021-04-29 03:25:49,914 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 114 places, 108 transitions, 293 flow, removed 1 selfloop flow, removed 2 redundant places. [2021-04-29 03:25:49,916 INFO L241 Difference]: Finished difference. Result has 115 places, 108 transitions, 293 flow [2021-04-29 03:25:49,916 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=574, PETRI_DIFFERENCE_MINUEND_FLOW=265, PETRI_DIFFERENCE_MINUEND_PLACES=109, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=107, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=102, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=293, PETRI_PLACES=115, PETRI_TRANSITIONS=108} [2021-04-29 03:25:49,916 INFO L343 CegarLoopForPetriNet]: 179 programPoint places, -64 predicate places. [2021-04-29 03:25:49,916 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 03:25:49,917 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 115 places, 108 transitions, 293 flow [2021-04-29 03:25:49,917 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 115 places, 108 transitions, 293 flow [2021-04-29 03:25:49,918 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 115 places, 108 transitions, 293 flow [2021-04-29 03:25:49,941 INFO L129 PetriNetUnfolder]: 8/128 cut-off events. [2021-04-29 03:25:49,941 INFO L130 PetriNetUnfolder]: For 12/12 co-relation queries the response was YES. [2021-04-29 03:25:49,942 INFO L84 FinitePrefix]: Finished finitePrefix Result has 208 conditions, 128 events. 8/128 cut-off events. For 12/12 co-relation queries the response was YES. Maximal size of possible extension queue 37. Compared 687 event pairs, 0 based on Foata normal form. 0/35 useless extension candidates. Maximal degree in co-relation 122. Up to 13 conditions per place. [2021-04-29 03:25:49,944 INFO L146 LiptonReduction]: Number of co-enabled transitions 2158 [2021-04-29 03:25:49,956 INFO L158 LiptonReduction]: Checked pairs total: 494 [2021-04-29 03:25:49,956 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 03:25:49,956 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 40 [2021-04-29 03:25:49,958 INFO L480 AbstractCegarLoop]: Abstraction has has 115 places, 108 transitions, 293 flow [2021-04-29 03:25:49,960 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 462.5) internal successors, (2775), 6 states have internal predecessors, (2775), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 03:25:49,960 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 03:25:49,960 INFO L263 CegarLoopForPetriNet]: trace histogram [8, 2, 2, 1, 1, 1, 1, 1, 1] [2021-04-29 03:25:50,175 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 03:25:50,176 INFO L428 AbstractCegarLoop]: === Iteration 7 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-04-29 03:25:50,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 03:25:50,177 INFO L82 PathProgramCache]: Analyzing trace with hash 427282570, now seen corresponding path program 5 times [2021-04-29 03:25:50,177 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 03:25:50,177 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1706051210] [2021-04-29 03:25:50,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 03:25:50,198 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-04-29 03:25:50,198 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1501415304] [2021-04-29 03:25:50,199 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 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 Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown