/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_20-callback_racefree.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-6f4246e9f5583d222ebb38ff8175c901f3a528f0-6f4246e [2021-04-29 02:27:19,127 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-04-29 02:27:19,130 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-04-29 02:27:19,168 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-04-29 02:27:19,181 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-04-29 02:27:19,182 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-04-29 02:27:19,184 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-04-29 02:27:19,185 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-04-29 02:27:19,186 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-04-29 02:27:19,188 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-04-29 02:27:19,190 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-04-29 02:27:19,193 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-04-29 02:27:19,195 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-04-29 02:27:19,199 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-04-29 02:27:19,201 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-04-29 02:27:19,202 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-04-29 02:27:19,205 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-04-29 02:27:19,216 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-04-29 02:27:19,217 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-04-29 02:27:19,218 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-04-29 02:27:19,219 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 02:27:19,249 INFO L113 SettingsManager]: Loading preferences was successful [2021-04-29 02:27:19,249 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-04-29 02:27:19,251 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-04-29 02:27:19,251 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-04-29 02:27:19,252 INFO L138 SettingsManager]: * Use SBE=true [2021-04-29 02:27:19,252 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-04-29 02:27:19,252 INFO L138 SettingsManager]: * sizeof long=4 [2021-04-29 02:27:19,252 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-04-29 02:27:19,253 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-04-29 02:27:19,253 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-04-29 02:27:19,253 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-04-29 02:27:19,253 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-04-29 02:27:19,254 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-04-29 02:27:19,254 INFO L138 SettingsManager]: * sizeof long double=12 [2021-04-29 02:27:19,254 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-04-29 02:27:19,254 INFO L138 SettingsManager]: * Use constant arrays=true [2021-04-29 02:27:19,255 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-04-29 02:27:19,255 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-04-29 02:27:19,255 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-04-29 02:27:19,255 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-04-29 02:27:19,256 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-04-29 02:27:19,256 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-04-29 02:27:19,256 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-04-29 02:27:19,257 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-04-29 02:27:19,257 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-04-29 02:27:19,257 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-04-29 02:27:19,257 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-04-29 02:27:19,257 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=SEMANTIC_BASED_MOVER_CHECK_WITH_PREDICATES [2021-04-29 02:27:19,258 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-04-29 02:27:19,258 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-04-29 02:27:19,258 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-04-29 02:27:19,687 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-04-29 02:27:19,725 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-04-29 02:27:19,729 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-04-29 02:27:19,731 INFO L271 PluginConnector]: Initializing CDTParser... [2021-04-29 02:27:19,731 INFO L275 PluginConnector]: CDTParser initialized [2021-04-29 02:27:19,734 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_20-callback_racefree.i [2021-04-29 02:27:19,823 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ffc4ba97/8746b41c4d52403ea14f194f74688848/FLAG8d82092e9 [2021-04-29 02:27:20,539 INFO L306 CDTParser]: Found 1 translation units. [2021-04-29 02:27:20,541 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_20-callback_racefree.i [2021-04-29 02:27:20,563 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ffc4ba97/8746b41c4d52403ea14f194f74688848/FLAG8d82092e9 [2021-04-29 02:27:20,788 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ffc4ba97/8746b41c4d52403ea14f194f74688848 [2021-04-29 02:27:20,793 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-04-29 02:27:20,839 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-04-29 02:27:20,844 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-04-29 02:27:20,844 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-04-29 02:27:20,848 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-04-29 02:27:20,849 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.04 02:27:20" (1/1) ... [2021-04-29 02:27:20,852 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d6c6836 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 02:27:20, skipping insertion in model container [2021-04-29 02:27:20,852 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.04 02:27:20" (1/1) ... [2021-04-29 02:27:20,861 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-04-29 02:27:20,916 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-04-29 02:27:21,323 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_20-callback_racefree.i[29949,29962] [2021-04-29 02:27:21,369 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-04-29 02:27:21,391 INFO L203 MainTranslator]: Completed pre-run [2021-04-29 02:27:21,429 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_20-callback_racefree.i[29949,29962] [2021-04-29 02:27:21,440 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-04-29 02:27:21,596 INFO L208 MainTranslator]: Completed translation [2021-04-29 02:27:21,597 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 02:27:21 WrapperNode [2021-04-29 02:27:21,600 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-04-29 02:27:21,601 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-04-29 02:27:21,602 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-04-29 02:27:21,602 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-04-29 02:27:21,612 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 02:27:21" (1/1) ... [2021-04-29 02:27:21,656 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 02:27:21" (1/1) ... [2021-04-29 02:27:21,707 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-04-29 02:27:21,708 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-04-29 02:27:21,712 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-04-29 02:27:21,712 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-04-29 02:27:21,726 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 02:27:21" (1/1) ... [2021-04-29 02:27:21,727 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 02:27:21" (1/1) ... [2021-04-29 02:27:21,745 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 02:27:21" (1/1) ... [2021-04-29 02:27:21,746 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 02:27:21" (1/1) ... [2021-04-29 02:27:21,766 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 02:27:21" (1/1) ... [2021-04-29 02:27:21,774 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 02:27:21" (1/1) ... [2021-04-29 02:27:21,779 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 02:27:21" (1/1) ... [2021-04-29 02:27:21,788 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-04-29 02:27:21,790 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-04-29 02:27:21,790 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-04-29 02:27:21,790 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-04-29 02:27:21,791 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 02:27:21" (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 02:27:21,909 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-04-29 02:27:21,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-04-29 02:27:21,910 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-04-29 02:27:21,910 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-04-29 02:27:21,910 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-04-29 02:27:21,911 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-04-29 02:27:21,911 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-04-29 02:27:21,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-04-29 02:27:21,911 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-04-29 02:27:21,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-04-29 02:27:21,913 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 02:27:22,441 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-04-29 02:27:22,442 INFO L299 CfgBuilder]: Removed 23 assume(true) statements. [2021-04-29 02:27:22,443 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.04 02:27:22 BoogieIcfgContainer [2021-04-29 02:27:22,444 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-04-29 02:27:22,446 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-04-29 02:27:22,446 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-04-29 02:27:22,449 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-04-29 02:27:22,450 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.04 02:27:20" (1/3) ... [2021-04-29 02:27:22,451 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14cd2a49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.04 02:27:22, skipping insertion in model container [2021-04-29 02:27:22,451 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 02:27:21" (2/3) ... [2021-04-29 02:27:22,451 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14cd2a49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.04 02:27:22, skipping insertion in model container [2021-04-29 02:27:22,452 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.04 02:27:22" (3/3) ... [2021-04-29 02:27:22,453 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_20-callback_racefree.i [2021-04-29 02:27:22,460 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-04-29 02:27:22,466 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-04-29 02:27:22,467 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-04-29 02:27:22,500 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:27:22,500 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:27:22,500 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:27:22,500 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:27:22,501 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:27:22,501 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:27:22,501 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:27:22,502 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:27:22,502 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:27:22,502 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:27:22,502 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:27:22,503 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:27:22,503 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:27:22,503 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:27:22,503 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:27:22,504 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:27:22,504 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:27:22,504 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:27:22,504 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:27:22,505 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:27:22,505 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:27:22,505 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:27:22,505 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:27:22,505 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:27:22,506 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:27:22,506 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:27:22,506 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:27:22,506 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:27:22,506 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:27:22,507 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:27:22,507 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:27:22,507 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:27:22,509 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:27:22,510 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:27:22,510 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:27:22,510 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:27:22,511 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:27:22,511 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:27:22,511 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:27:22,511 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:27:22,518 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-04-29 02:27:22,541 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-04-29 02:27:22,567 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-04-29 02:27:22,568 INFO L377 AbstractCegarLoop]: Hoare is false [2021-04-29 02:27:22,568 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-04-29 02:27:22,568 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-04-29 02:27:22,568 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-04-29 02:27:22,568 INFO L381 AbstractCegarLoop]: Difference is false [2021-04-29 02:27:22,568 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-04-29 02:27:22,569 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-04-29 02:27:22,585 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 119 places, 131 transitions, 270 flow [2021-04-29 02:27:22,690 INFO L129 PetriNetUnfolder]: 26/198 cut-off events. [2021-04-29 02:27:22,690 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-04-29 02:27:22,712 INFO L84 FinitePrefix]: Finished finitePrefix Result has 204 conditions, 198 events. 26/198 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 515 event pairs, 0 based on Foata normal form. 0/168 useless extension candidates. Maximal degree in co-relation 100. Up to 6 conditions per place. [2021-04-29 02:27:22,713 INFO L82 GeneralOperation]: Start removeDead. Operand has 119 places, 131 transitions, 270 flow [2021-04-29 02:27:22,732 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 115 places, 126 transitions, 257 flow [2021-04-29 02:27:22,734 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 02:27:22,755 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 115 places, 126 transitions, 257 flow [2021-04-29 02:27:22,763 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 115 places, 126 transitions, 257 flow [2021-04-29 02:27:22,769 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 115 places, 126 transitions, 257 flow [2021-04-29 02:27:22,863 INFO L129 PetriNetUnfolder]: 25/193 cut-off events. [2021-04-29 02:27:22,864 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-29 02:27:22,868 INFO L84 FinitePrefix]: Finished finitePrefix Result has 198 conditions, 193 events. 25/193 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 473 event pairs, 0 based on Foata normal form. 0/163 useless extension candidates. Maximal degree in co-relation 100. Up to 6 conditions per place. [2021-04-29 02:27:22,874 INFO L146 LiptonReduction]: Number of co-enabled transitions 2880 [2021-04-29 02:27:27,027 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 53 [2021-04-29 02:27:27,174 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 53 [2021-04-29 02:27:27,618 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 50 [2021-04-29 02:27:27,786 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 50 [2021-04-29 02:27:36,117 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-04-29 02:27:36,222 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2021-04-29 02:27:36,331 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-04-29 02:27:38,749 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-04-29 02:27:38,959 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-04-29 02:27:39,063 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-04-29 02:27:39,350 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 93 [2021-04-29 02:27:39,473 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-04-29 02:27:39,769 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 93 [2021-04-29 02:27:39,897 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-04-29 02:27:40,512 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 96 [2021-04-29 02:27:40,654 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-29 02:27:40,964 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 96 [2021-04-29 02:27:41,103 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-29 02:27:41,396 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 84 [2021-04-29 02:27:41,514 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-29 02:27:41,771 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 84 [2021-04-29 02:27:41,895 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-29 02:27:42,791 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 87 [2021-04-29 02:27:42,911 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-04-29 02:27:43,180 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 87 [2021-04-29 02:27:43,298 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-04-29 02:27:44,207 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 90 [2021-04-29 02:27:44,347 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-29 02:27:44,623 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 90 [2021-04-29 02:27:44,744 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-29 02:27:45,077 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 99 [2021-04-29 02:27:45,223 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-04-29 02:27:45,555 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 99 [2021-04-29 02:27:45,709 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-04-29 02:27:46,422 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-29 02:27:46,783 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 101 [2021-04-29 02:27:46,950 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-04-29 02:27:47,301 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 101 [2021-04-29 02:27:47,463 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-04-29 02:27:48,563 WARN L205 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 107 [2021-04-29 02:27:48,730 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2021-04-29 02:27:49,088 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 107 [2021-04-29 02:27:49,253 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2021-04-29 02:27:49,705 WARN L205 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 115 [2021-04-29 02:27:49,915 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-29 02:27:50,352 WARN L205 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 115 [2021-04-29 02:27:50,543 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-29 02:27:50,957 WARN L205 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 112 [2021-04-29 02:27:51,159 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-29 02:27:51,554 WARN L205 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 112 [2021-04-29 02:27:51,741 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-29 02:27:52,078 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 99 [2021-04-29 02:27:52,240 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-04-29 02:27:52,577 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 99 [2021-04-29 02:27:52,729 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-04-29 02:27:53,123 WARN L205 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 103 [2021-04-29 02:27:53,283 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-04-29 02:27:53,656 WARN L205 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 103 [2021-04-29 02:27:53,830 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-04-29 02:27:54,244 WARN L205 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 109 [2021-04-29 02:27:54,436 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2021-04-29 02:27:54,849 WARN L205 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 109 [2021-04-29 02:27:55,047 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2021-04-29 02:27:55,488 WARN L205 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 115 [2021-04-29 02:27:55,726 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2021-04-29 02:27:56,161 WARN L205 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 115 [2021-04-29 02:27:56,368 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2021-04-29 02:27:56,760 WARN L205 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 103 [2021-04-29 02:27:56,938 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-04-29 02:27:57,318 WARN L205 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 103 [2021-04-29 02:27:57,479 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-04-29 02:27:58,064 WARN L205 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 126 [2021-04-29 02:27:58,338 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2021-04-29 02:27:58,957 WARN L205 SmtUtils]: Spent 617.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 126 [2021-04-29 02:27:59,220 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2021-04-29 02:27:59,790 WARN L205 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 124 [2021-04-29 02:28:00,057 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2021-04-29 02:28:00,634 WARN L205 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 124 [2021-04-29 02:28:00,870 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2021-04-29 02:28:01,260 WARN L205 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 105 [2021-04-29 02:28:01,444 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2021-04-29 02:28:01,817 WARN L205 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 105 [2021-04-29 02:28:02,003 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2021-04-29 02:28:02,379 WARN L205 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 103 [2021-04-29 02:28:02,564 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-04-29 02:28:02,947 WARN L205 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 103 [2021-04-29 02:28:03,129 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-04-29 02:28:03,564 WARN L205 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 115 [2021-04-29 02:28:03,801 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-29 02:28:04,245 WARN L205 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 115 [2021-04-29 02:28:04,450 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-29 02:28:04,898 WARN L205 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 115 [2021-04-29 02:28:05,096 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-29 02:28:05,554 WARN L205 SmtUtils]: Spent 455.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 115 [2021-04-29 02:28:05,755 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-29 02:28:06,227 WARN L205 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 115 [2021-04-29 02:28:06,427 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-29 02:28:06,877 WARN L205 SmtUtils]: Spent 448.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 115 [2021-04-29 02:28:07,078 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-29 02:28:07,193 INFO L158 LiptonReduction]: Checked pairs total: 18380 [2021-04-29 02:28:07,194 INFO L160 LiptonReduction]: Total number of compositions: 272 [2021-04-29 02:28:07,202 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 44469 [2021-04-29 02:28:07,242 INFO L129 PetriNetUnfolder]: 5/113 cut-off events. [2021-04-29 02:28:07,243 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-29 02:28:07,243 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 02:28:07,244 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2021-04-29 02:28:07,244 INFO L428 AbstractCegarLoop]: === Iteration 1 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-04-29 02:28:07,252 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 02:28:07,252 INFO L82 PathProgramCache]: Analyzing trace with hash 610856089, now seen corresponding path program 1 times [2021-04-29 02:28:07,262 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 02:28:07,263 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [240833511] [2021-04-29 02:28:07,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 02:28:07,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-04-29 02:28:07,419 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-04-29 02:28:07,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-04-29 02:28:07,484 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-04-29 02:28:07,527 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-04-29 02:28:07,528 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-04-29 02:28:07,529 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-04-29 02:28:07,529 WARN L342 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2021-04-29 02:28:07,530 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2021-04-29 02:28:07,562 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,563 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,563 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,563 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,564 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,564 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,564 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,564 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,564 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,565 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,565 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,565 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,565 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,565 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,565 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,565 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,566 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,566 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,568 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,568 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,568 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,568 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,568 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,569 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,569 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,569 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,569 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,569 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,569 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,569 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,570 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,570 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,571 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,571 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,571 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,571 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,572 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,572 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,572 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,572 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,572 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,572 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,572 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,573 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,573 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,573 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,579 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,579 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,579 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,579 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,584 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,584 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,584 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,584 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,585 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,585 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,585 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,585 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,585 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,585 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,586 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,586 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,586 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,590 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,591 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,591 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,591 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,591 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,591 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,591 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,592 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,592 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,593 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,594 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,594 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,594 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,594 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,594 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,594 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,595 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:28:07,601 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-04-29 02:28:07,602 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-04-29 02:28:07,608 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-04-29 02:28:07,609 INFO L377 AbstractCegarLoop]: Hoare is false [2021-04-29 02:28:07,609 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-04-29 02:28:07,609 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-04-29 02:28:07,609 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-04-29 02:28:07,609 INFO L381 AbstractCegarLoop]: Difference is false [2021-04-29 02:28:07,609 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-04-29 02:28:07,609 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-04-29 02:28:07,619 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 139 places, 153 transitions, 324 flow [2021-04-29 02:28:07,688 INFO L129 PetriNetUnfolder]: 43/310 cut-off events. [2021-04-29 02:28:07,688 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2021-04-29 02:28:07,694 INFO L84 FinitePrefix]: Finished finitePrefix Result has 324 conditions, 310 events. 43/310 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 1119 event pairs, 0 based on Foata normal form. 0/261 useless extension candidates. Maximal degree in co-relation 200. Up to 9 conditions per place. [2021-04-29 02:28:07,694 INFO L82 GeneralOperation]: Start removeDead. Operand has 139 places, 153 transitions, 324 flow [2021-04-29 02:28:07,699 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 139 places, 153 transitions, 324 flow [2021-04-29 02:28:07,700 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 02:28:07,700 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 139 places, 153 transitions, 324 flow [2021-04-29 02:28:07,702 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 139 places, 153 transitions, 324 flow [2021-04-29 02:28:07,704 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 139 places, 153 transitions, 324 flow [2021-04-29 02:28:07,744 INFO L129 PetriNetUnfolder]: 43/310 cut-off events. [2021-04-29 02:28:07,745 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2021-04-29 02:28:07,747 INFO L84 FinitePrefix]: Finished finitePrefix Result has 324 conditions, 310 events. 43/310 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 1150 event pairs, 0 based on Foata normal form. 0/261 useless extension candidates. Maximal degree in co-relation 200. Up to 9 conditions per place. [2021-04-29 02:28:07,758 INFO L146 LiptonReduction]: Number of co-enabled transitions 7000 [2021-04-29 02:28:12,840 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 53 [2021-04-29 02:28:13,041 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 53 [2021-04-29 02:28:13,231 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 50 [2021-04-29 02:28:13,417 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 50 [2021-04-29 02:28:23,960 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-04-29 02:28:24,080 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-04-29 02:28:24,233 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-04-29 02:28:24,349 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-04-29 02:28:27,339 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-04-29 02:28:27,465 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2021-04-29 02:28:27,620 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-04-29 02:28:27,741 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2021-04-29 02:28:28,068 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 87 [2021-04-29 02:28:28,218 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-04-29 02:28:28,540 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 87 [2021-04-29 02:28:28,684 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-04-29 02:28:28,884 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-29 02:28:28,986 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-29 02:28:29,088 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-29 02:28:29,194 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-29 02:28:29,295 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-29 02:28:29,398 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-29 02:28:29,505 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-29 02:28:29,614 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-29 02:28:29,724 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-29 02:28:29,829 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-29 02:28:29,932 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-29 02:28:30,665 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 90 [2021-04-29 02:28:30,813 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-29 02:28:31,150 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 90 [2021-04-29 02:28:31,305 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-29 02:28:31,407 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-29 02:28:31,531 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-29 02:28:31,638 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-29 02:28:31,740 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-29 02:28:32,487 WARN L205 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 93 [2021-04-29 02:28:32,652 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-04-29 02:28:33,015 WARN L205 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 93 [2021-04-29 02:28:33,174 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-04-29 02:28:33,576 WARN L205 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 99 [2021-04-29 02:28:33,775 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-04-29 02:28:34,165 WARN L205 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 99 [2021-04-29 02:28:34,352 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-04-29 02:28:34,650 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 84 [2021-04-29 02:28:34,786 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-29 02:28:35,103 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 84 [2021-04-29 02:28:35,250 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-29 02:28:36,055 WARN L205 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 101 [2021-04-29 02:28:36,248 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-04-29 02:28:36,663 WARN L205 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 101 [2021-04-29 02:28:36,850 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-04-29 02:28:36,962 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-29 02:28:37,078 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-29 02:28:37,190 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-29 02:28:37,306 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-29 02:28:37,682 WARN L205 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 96 [2021-04-29 02:28:37,886 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-29 02:28:38,253 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 96 [2021-04-29 02:28:38,446 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-29 02:28:38,841 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-29 02:28:39,437 WARN L205 SmtUtils]: Spent 554.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 115 [2021-04-29 02:28:39,669 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-29 02:28:40,261 WARN L205 SmtUtils]: Spent 590.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 115 [2021-04-29 02:28:40,519 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-29 02:28:40,996 WARN L205 SmtUtils]: Spent 474.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 99 [2021-04-29 02:28:41,200 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-04-29 02:28:41,652 WARN L205 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 99 [2021-04-29 02:28:41,862 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-04-29 02:28:42,400 WARN L205 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 112 [2021-04-29 02:28:42,658 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-29 02:28:43,185 WARN L205 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 112 [2021-04-29 02:28:43,432 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-29 02:28:43,901 WARN L205 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 103 [2021-04-29 02:28:44,107 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-04-29 02:28:44,623 WARN L205 SmtUtils]: Spent 512.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 103 [2021-04-29 02:28:44,843 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-04-29 02:28:45,557 WARN L205 SmtUtils]: Spent 711.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 124 [2021-04-29 02:28:45,886 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2021-04-29 02:28:46,666 WARN L205 SmtUtils]: Spent 773.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 124 [2021-04-29 02:28:47,012 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2021-04-29 02:28:47,599 WARN L205 SmtUtils]: Spent 584.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 115 [2021-04-29 02:28:47,841 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-29 02:28:48,432 WARN L205 SmtUtils]: Spent 589.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 115 [2021-04-29 02:28:48,707 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-29 02:28:49,285 WARN L205 SmtUtils]: Spent 576.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 109 [2021-04-29 02:28:49,567 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2021-04-29 02:28:50,121 WARN L205 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 109 [2021-04-29 02:28:50,372 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2021-04-29 02:28:50,874 WARN L205 SmtUtils]: Spent 500.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 107 [2021-04-29 02:28:51,121 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2021-04-29 02:28:51,606 WARN L205 SmtUtils]: Spent 483.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 107 [2021-04-29 02:28:51,849 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2021-04-29 02:28:52,301 WARN L205 SmtUtils]: Spent 450.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 103 [2021-04-29 02:28:52,536 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-04-29 02:28:53,022 WARN L205 SmtUtils]: Spent 484.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 103 [2021-04-29 02:28:53,256 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-04-29 02:28:53,895 WARN L205 SmtUtils]: Spent 636.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 115 [2021-04-29 02:28:54,180 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-29 02:28:54,832 WARN L205 SmtUtils]: Spent 649.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 115 [2021-04-29 02:28:55,111 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-29 02:28:55,737 WARN L205 SmtUtils]: Spent 623.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 115 [2021-04-29 02:28:56,022 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2021-04-29 02:28:56,633 WARN L205 SmtUtils]: Spent 609.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 115 [2021-04-29 02:28:56,914 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2021-04-29 02:28:57,692 WARN L205 SmtUtils]: Spent 776.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 126 [2021-04-29 02:28:58,027 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2021-04-29 02:28:58,795 WARN L205 SmtUtils]: Spent 766.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 126 [2021-04-29 02:28:59,137 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2021-04-29 02:28:59,664 WARN L205 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 105 [2021-04-29 02:28:59,926 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2021-04-29 02:29:00,533 WARN L205 SmtUtils]: Spent 605.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 105 [2021-04-29 02:29:00,766 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2021-04-29 02:29:01,355 WARN L205 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 115 [2021-04-29 02:29:01,636 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-29 02:29:02,275 WARN L205 SmtUtils]: Spent 637.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 115 [2021-04-29 02:29:02,578 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-29 02:29:03,113 WARN L205 SmtUtils]: Spent 533.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 103 [2021-04-29 02:29:03,348 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-04-29 02:29:03,852 WARN L205 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 103 [2021-04-29 02:29:04,106 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-04-29 02:29:04,197 INFO L158 LiptonReduction]: Checked pairs total: 47726 [2021-04-29 02:29:04,197 INFO L160 LiptonReduction]: Total number of compositions: 296 [2021-04-29 02:29:04,199 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 56499 [2021-04-29 02:29:04,218 INFO L129 PetriNetUnfolder]: 10/157 cut-off events. [2021-04-29 02:29:04,218 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-04-29 02:29:04,218 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 02:29:04,218 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1] [2021-04-29 02:29:04,218 INFO L428 AbstractCegarLoop]: === Iteration 1 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 02:29:04,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 02:29:04,219 INFO L82 PathProgramCache]: Analyzing trace with hash -1413526891, now seen corresponding path program 1 times [2021-04-29 02:29:04,219 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 02:29:04,220 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1287981994] [2021-04-29 02:29:04,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 02:29:04,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 02:29:04,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:29:04,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:29:04,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 02:29:04,354 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1287981994] [2021-04-29 02:29:04,355 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 02:29:04,355 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-04-29 02:29:04,356 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [161521323] [2021-04-29 02:29:04,366 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-29 02:29:04,366 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 02:29:04,383 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-29 02:29:04,385 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-29 02:29:04,389 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 322 out of 449 [2021-04-29 02:29:04,396 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 182 places, 196 transitions, 410 flow. Second operand has 3 states, 3 states have (on average 322.6666666666667) internal successors, (968), 3 states have internal predecessors, (968), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 02:29:04,397 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 02:29:04,397 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 322 of 449 [2021-04-29 02:29:04,399 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 02:29:05,390 INFO L129 PetriNetUnfolder]: 1780/6771 cut-off events. [2021-04-29 02:29:05,390 INFO L130 PetriNetUnfolder]: For 35/44 co-relation queries the response was YES. [2021-04-29 02:29:05,413 INFO L84 FinitePrefix]: Finished finitePrefix Result has 9537 conditions, 6771 events. 1780/6771 cut-off events. For 35/44 co-relation queries the response was YES. Maximal size of possible extension queue 727. Compared 81822 event pairs, 422 based on Foata normal form. 535/1963 useless extension candidates. Maximal degree in co-relation 8354. Up to 2062 conditions per place. [2021-04-29 02:29:05,436 INFO L132 encePairwiseOnDemand]: 397/449 looper letters, 34 selfloop transitions, 11 changer transitions 45/199 dead transitions. [2021-04-29 02:29:05,436 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 181 places, 199 transitions, 554 flow [2021-04-29 02:29:05,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-29 02:29:05,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-04-29 02:29:05,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1063 transitions. [2021-04-29 02:29:05,471 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7891610987379362 [2021-04-29 02:29:05,472 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1063 transitions. [2021-04-29 02:29:05,473 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1063 transitions. [2021-04-29 02:29:05,479 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 02:29:05,482 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1063 transitions. [2021-04-29 02:29:05,492 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 354.3333333333333) internal successors, (1063), 3 states have internal predecessors, (1063), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 02:29:05,508 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 449.0) internal successors, (1796), 4 states have internal predecessors, (1796), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 02:29:05,510 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 449.0) internal successors, (1796), 4 states have internal predecessors, (1796), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 02:29:05,513 INFO L185 Difference]: Start difference. First operand has 182 places, 196 transitions, 410 flow. Second operand 3 states and 1063 transitions. [2021-04-29 02:29:05,514 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 181 places, 199 transitions, 554 flow [2021-04-29 02:29:05,527 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 181 places, 199 transitions, 554 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-04-29 02:29:05,536 INFO L241 Difference]: Finished difference. Result has 183 places, 144 transitions, 378 flow [2021-04-29 02:29:05,539 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=376, PETRI_DIFFERENCE_MINUEND_PLACES=179, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=179, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=168, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=378, PETRI_PLACES=183, PETRI_TRANSITIONS=144} [2021-04-29 02:29:05,541 INFO L343 CegarLoopForPetriNet]: 182 programPoint places, 1 predicate places. [2021-04-29 02:29:05,541 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 02:29:05,541 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 183 places, 144 transitions, 378 flow [2021-04-29 02:29:05,542 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 183 places, 144 transitions, 378 flow [2021-04-29 02:29:05,543 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 138 places, 144 transitions, 378 flow [2021-04-29 02:29:05,763 INFO L129 PetriNetUnfolder]: 360/2170 cut-off events. [2021-04-29 02:29:05,763 INFO L130 PetriNetUnfolder]: For 88/166 co-relation queries the response was YES. [2021-04-29 02:29:05,771 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3031 conditions, 2170 events. 360/2170 cut-off events. For 88/166 co-relation queries the response was YES. Maximal size of possible extension queue 196. Compared 22500 event pairs, 92 based on Foata normal form. 0/557 useless extension candidates. Maximal degree in co-relation 2320. Up to 454 conditions per place. [2021-04-29 02:29:05,808 INFO L146 LiptonReduction]: Number of co-enabled transitions 8790 [2021-04-29 02:29:07,521 INFO L158 LiptonReduction]: Checked pairs total: 18664 [2021-04-29 02:29:07,522 INFO L160 LiptonReduction]: Total number of compositions: 21 [2021-04-29 02:29:07,522 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1981 [2021-04-29 02:29:07,526 INFO L480 AbstractCegarLoop]: Abstraction has has 140 places, 146 transitions, 382 flow [2021-04-29 02:29:07,527 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 322.6666666666667) internal successors, (968), 3 states have internal predecessors, (968), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 02:29:07,528 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 02:29:07,528 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1] [2021-04-29 02:29:07,528 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-04-29 02:29:07,528 INFO L428 AbstractCegarLoop]: === Iteration 2 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 02:29:07,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 02:29:07,529 INFO L82 PathProgramCache]: Analyzing trace with hash -1187614784, now seen corresponding path program 1 times [2021-04-29 02:29:07,529 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 02:29:07,529 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [518865957] [2021-04-29 02:29:07,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 02:29:07,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-04-29 02:29:07,599 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-04-29 02:29:07,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-04-29 02:29:07,634 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-04-29 02:29:07,649 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-04-29 02:29:07,649 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-04-29 02:29:07,654 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-04-29 02:29:07,654 WARN L342 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2021-04-29 02:29:07,655 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2021-04-29 02:29:07,666 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,666 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,667 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,667 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,667 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,667 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,667 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,667 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,667 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,668 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,668 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,668 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,668 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,668 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,668 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,669 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,669 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,669 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,669 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,669 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,669 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,669 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,669 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,669 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,670 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,670 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,670 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,670 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,670 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,670 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,670 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,670 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,671 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,671 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,671 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,671 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,671 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,671 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,672 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,672 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,672 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,672 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,672 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,672 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,672 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,672 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,673 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,673 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,673 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,673 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,673 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,673 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,673 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,673 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,673 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,673 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,674 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,674 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,674 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,674 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,674 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,674 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,674 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,674 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,675 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,675 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,675 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,675 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,675 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,675 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,675 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,675 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,676 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,676 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,676 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,676 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,676 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,676 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,676 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,676 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,677 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,677 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,677 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,677 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,677 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,677 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,677 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,677 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,677 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,677 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,678 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,678 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,678 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,678 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,678 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,678 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,678 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,679 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,679 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,679 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,679 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,679 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,679 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,679 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,682 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,682 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,682 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,683 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,683 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,683 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,683 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,683 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,684 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,685 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,685 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,685 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,685 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,685 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,685 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,685 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:29:07,690 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-04-29 02:29:07,690 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-04-29 02:29:07,692 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-04-29 02:29:07,692 INFO L377 AbstractCegarLoop]: Hoare is false [2021-04-29 02:29:07,692 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-04-29 02:29:07,692 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-04-29 02:29:07,692 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-04-29 02:29:07,692 INFO L381 AbstractCegarLoop]: Difference is false [2021-04-29 02:29:07,692 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-04-29 02:29:07,692 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-04-29 02:29:07,695 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 159 places, 175 transitions, 380 flow [2021-04-29 02:29:07,770 INFO L129 PetriNetUnfolder]: 65/453 cut-off events. [2021-04-29 02:29:07,771 INFO L130 PetriNetUnfolder]: For 19/19 co-relation queries the response was YES. [2021-04-29 02:29:07,775 INFO L84 FinitePrefix]: Finished finitePrefix Result has 481 conditions, 453 events. 65/453 cut-off events. For 19/19 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 1886 event pairs, 1 based on Foata normal form. 0/381 useless extension candidates. Maximal degree in co-relation 318. Up to 16 conditions per place. [2021-04-29 02:29:07,775 INFO L82 GeneralOperation]: Start removeDead. Operand has 159 places, 175 transitions, 380 flow [2021-04-29 02:29:07,779 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 159 places, 175 transitions, 380 flow [2021-04-29 02:29:07,780 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 02:29:07,780 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 159 places, 175 transitions, 380 flow [2021-04-29 02:29:07,780 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 159 places, 175 transitions, 380 flow [2021-04-29 02:29:07,782 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 159 places, 175 transitions, 380 flow [2021-04-29 02:29:07,849 INFO L129 PetriNetUnfolder]: 65/453 cut-off events. [2021-04-29 02:29:07,849 INFO L130 PetriNetUnfolder]: For 19/19 co-relation queries the response was YES. [2021-04-29 02:29:07,854 INFO L84 FinitePrefix]: Finished finitePrefix Result has 481 conditions, 453 events. 65/453 cut-off events. For 19/19 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 1909 event pairs, 1 based on Foata normal form. 0/381 useless extension candidates. Maximal degree in co-relation 318. Up to 16 conditions per place. [2021-04-29 02:29:07,866 INFO L146 LiptonReduction]: Number of co-enabled transitions 11880 [2021-04-29 02:29:15,474 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 50 [2021-04-29 02:29:15,723 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 50 [2021-04-29 02:29:16,119 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 53 [2021-04-29 02:29:16,386 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 53 [2021-04-29 02:29:16,588 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 41 [2021-04-29 02:29:16,754 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 41 [2021-04-29 02:29:23,714 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2021-04-29 02:29:29,251 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2021-04-29 02:29:29,358 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2021-04-29 02:29:29,476 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2021-04-29 02:29:29,590 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2021-04-29 02:29:29,697 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2021-04-29 02:29:29,808 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2021-04-29 02:29:29,919 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2021-04-29 02:29:30,027 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2021-04-29 02:29:31,582 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-29 02:29:31,706 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-29 02:29:31,827 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-29 02:29:31,943 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-29 02:29:32,065 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-29 02:29:32,179 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-29 02:29:32,295 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-29 02:29:32,413 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-29 02:29:32,530 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-29 02:29:32,910 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-29 02:29:33,026 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-29 02:29:33,150 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-29 02:29:33,271 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-29 02:29:33,556 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-29 02:29:33,818 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-04-29 02:29:33,968 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-04-29 02:29:34,148 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-04-29 02:29:34,304 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-04-29 02:29:34,423 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-29 02:29:34,549 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-29 02:29:34,665 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-29 02:29:34,780 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-29 02:29:34,952 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-04-29 02:29:35,111 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2021-04-29 02:29:35,281 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-04-29 02:29:35,446 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2021-04-29 02:29:36,675 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-29 02:29:36,785 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-29 02:29:36,926 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-29 02:29:37,036 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-29 02:29:37,156 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-29 02:29:37,282 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-29 02:29:37,410 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-29 02:29:37,530 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-29 02:29:37,643 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2021-04-29 02:29:37,760 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2021-04-29 02:29:37,875 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2021-04-29 02:29:37,988 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2021-04-29 02:29:38,101 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-29 02:29:38,238 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-29 02:29:38,366 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-29 02:29:38,488 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-29 02:29:39,010 WARN L205 SmtUtils]: Spent 520.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 99 [2021-04-29 02:29:39,285 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-04-29 02:29:39,888 WARN L205 SmtUtils]: Spent 600.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 99 [2021-04-29 02:29:40,147 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-04-29 02:29:40,723 WARN L205 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 96 [2021-04-29 02:29:40,956 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-29 02:29:41,454 WARN L205 SmtUtils]: Spent 497.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 96 [2021-04-29 02:29:41,642 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-29 02:29:42,229 WARN L205 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 101 [2021-04-29 02:29:42,471 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-04-29 02:29:43,084 WARN L205 SmtUtils]: Spent 610.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 101 [2021-04-29 02:29:43,368 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-04-29 02:29:43,920 WARN L205 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 90 [2021-04-29 02:29:44,158 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-29 02:29:44,647 WARN L205 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 90 [2021-04-29 02:29:44,888 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-29 02:29:45,060 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-29 02:29:45,231 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-29 02:29:45,386 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-29 02:29:45,546 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-29 02:29:45,994 WARN L205 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 87 [2021-04-29 02:29:46,222 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-04-29 02:29:46,728 WARN L205 SmtUtils]: Spent 504.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 87 [2021-04-29 02:29:46,952 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-04-29 02:29:47,111 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-29 02:29:47,269 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-29 02:29:47,432 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-29 02:29:47,601 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-29 02:29:48,093 WARN L205 SmtUtils]: Spent 490.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 84 [2021-04-29 02:29:48,317 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-29 02:29:48,823 WARN L205 SmtUtils]: Spent 504.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 84 [2021-04-29 02:29:49,037 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-29 02:29:49,178 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-29 02:29:49,317 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-29 02:29:49,457 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-29 02:29:49,596 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-29 02:29:49,761 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-29 02:29:49,932 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-29 02:29:50,086 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-29 02:29:50,228 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-29 02:29:50,394 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-29 02:29:50,558 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-29 02:29:50,718 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-29 02:29:50,870 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-29 02:29:51,042 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-29 02:29:51,205 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-29 02:29:51,371 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-29 02:29:51,537 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-29 02:29:51,685 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-29 02:29:51,836 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-29 02:29:51,974 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-29 02:29:52,121 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-29 02:29:52,276 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-29 02:29:52,436 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-29 02:29:52,599 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-29 02:29:52,760 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-29 02:29:53,337 WARN L205 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 93 [2021-04-29 02:29:53,598 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-04-29 02:29:54,157 WARN L205 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 93 [2021-04-29 02:29:54,426 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-04-29 02:29:55,396 WARN L205 SmtUtils]: Spent 863.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 115 [2021-04-29 02:29:55,789 WARN L205 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2021-04-29 02:29:56,576 WARN L205 SmtUtils]: Spent 781.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 115 [2021-04-29 02:29:56,975 WARN L205 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2021-04-29 02:29:57,599 WARN L205 SmtUtils]: Spent 621.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 99 [2021-04-29 02:29:57,902 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-04-29 02:29:58,511 WARN L205 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 99 [2021-04-29 02:29:58,785 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-04-29 02:29:59,574 WARN L205 SmtUtils]: Spent 786.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 115 [2021-04-29 02:29:59,934 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-29 02:30:00,733 WARN L205 SmtUtils]: Spent 798.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 115 [2021-04-29 02:30:01,091 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-29 02:30:02,194 WARN L205 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 130 DAG size of output: 126 [2021-04-29 02:30:02,699 WARN L205 SmtUtils]: Spent 503.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2021-04-29 02:30:03,917 WARN L205 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 130 DAG size of output: 126 [2021-04-29 02:30:04,466 WARN L205 SmtUtils]: Spent 546.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2021-04-29 02:30:05,331 WARN L205 SmtUtils]: Spent 863.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 115 [2021-04-29 02:30:05,744 WARN L205 SmtUtils]: Spent 410.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-29 02:30:06,604 WARN L205 SmtUtils]: Spent 857.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 115 [2021-04-29 02:30:06,977 WARN L205 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-29 02:30:07,820 WARN L205 SmtUtils]: Spent 841.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 115 [2021-04-29 02:30:08,191 WARN L205 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-29 02:30:09,058 WARN L205 SmtUtils]: Spent 863.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 115 [2021-04-29 02:30:09,461 WARN L205 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-29 02:30:10,228 WARN L205 SmtUtils]: Spent 764.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 107 [2021-04-29 02:30:10,576 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2021-04-29 02:30:11,418 WARN L205 SmtUtils]: Spent 840.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 107 [2021-04-29 02:30:11,814 WARN L205 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2021-04-29 02:30:12,676 WARN L205 SmtUtils]: Spent 858.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 112 [2021-04-29 02:30:13,063 WARN L205 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-29 02:30:13,891 WARN L205 SmtUtils]: Spent 825.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 112 [2021-04-29 02:30:14,341 WARN L205 SmtUtils]: Spent 447.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-29 02:30:15,249 WARN L205 SmtUtils]: Spent 905.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 115 [2021-04-29 02:30:15,646 WARN L205 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-29 02:30:16,551 WARN L205 SmtUtils]: Spent 902.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 115 [2021-04-29 02:30:16,974 WARN L205 SmtUtils]: Spent 420.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-29 02:30:17,743 WARN L205 SmtUtils]: Spent 766.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 103 [2021-04-29 02:30:18,142 WARN L205 SmtUtils]: Spent 396.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-04-29 02:30:18,917 WARN L205 SmtUtils]: Spent 772.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 103 [2021-04-29 02:30:19,319 WARN L205 SmtUtils]: Spent 399.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-04-29 02:30:20,103 WARN L205 SmtUtils]: Spent 782.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 103 [2021-04-29 02:30:20,489 WARN L205 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-04-29 02:30:21,263 WARN L205 SmtUtils]: Spent 771.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 103 [2021-04-29 02:30:21,649 WARN L205 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-04-29 02:30:22,504 WARN L205 SmtUtils]: Spent 852.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 105 [2021-04-29 02:30:22,925 WARN L205 SmtUtils]: Spent 419.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2021-04-29 02:30:23,747 WARN L205 SmtUtils]: Spent 819.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 105 [2021-04-29 02:30:24,141 WARN L205 SmtUtils]: Spent 392.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2021-04-29 02:30:25,359 WARN L205 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 128 DAG size of output: 124 [2021-04-29 02:30:25,915 WARN L205 SmtUtils]: Spent 554.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2021-04-29 02:30:27,194 WARN L205 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 128 DAG size of output: 124 [2021-04-29 02:30:27,751 WARN L205 SmtUtils]: Spent 554.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2021-04-29 02:30:28,621 WARN L205 SmtUtils]: Spent 868.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 109 [2021-04-29 02:30:29,078 WARN L205 SmtUtils]: Spent 455.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2021-04-29 02:30:29,981 WARN L205 SmtUtils]: Spent 900.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 109 [2021-04-29 02:30:30,436 WARN L205 SmtUtils]: Spent 452.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2021-04-29 02:30:31,202 WARN L205 SmtUtils]: Spent 763.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 103 [2021-04-29 02:30:31,577 WARN L205 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-04-29 02:30:32,358 WARN L205 SmtUtils]: Spent 779.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 103 [2021-04-29 02:30:32,770 WARN L205 SmtUtils]: Spent 409.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-04-29 02:30:32,888 INFO L158 LiptonReduction]: Checked pairs total: 111785 [2021-04-29 02:30:32,889 INFO L160 LiptonReduction]: Total number of compositions: 351 [2021-04-29 02:30:32,890 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 85110 [2021-04-29 02:30:32,915 INFO L129 PetriNetUnfolder]: 12/179 cut-off events. [2021-04-29 02:30:32,916 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-04-29 02:30:32,916 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 02:30:32,916 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1] [2021-04-29 02:30:32,916 INFO L428 AbstractCegarLoop]: === Iteration 1 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 02:30:32,917 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 02:30:32,917 INFO L82 PathProgramCache]: Analyzing trace with hash -2022555638, now seen corresponding path program 1 times [2021-04-29 02:30:32,917 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 02:30:32,917 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1118049150] [2021-04-29 02:30:32,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 02:30:32,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 02:30:32,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:30:32,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:30:32,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 02:30:32,978 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1118049150] [2021-04-29 02:30:32,978 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 02:30:32,978 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-04-29 02:30:32,979 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1497093084] [2021-04-29 02:30:32,979 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-29 02:30:32,979 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 02:30:32,980 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-29 02:30:32,980 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-29 02:30:32,982 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 362 out of 526 [2021-04-29 02:30:32,984 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 221 places, 235 transitions, 500 flow. Second operand has 3 states, 3 states have (on average 362.6666666666667) internal successors, (1088), 3 states have internal predecessors, (1088), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 02:30:32,984 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 02:30:32,985 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 362 of 526 [2021-04-29 02:30:32,985 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 02:30:58,921 INFO L129 PetriNetUnfolder]: 72841/176704 cut-off events. [2021-04-29 02:30:58,921 INFO L130 PetriNetUnfolder]: For 646/775 co-relation queries the response was YES. [2021-04-29 02:30:59,491 INFO L84 FinitePrefix]: Finished finitePrefix Result has 276092 conditions, 176704 events. 72841/176704 cut-off events. For 646/775 co-relation queries the response was YES. Maximal size of possible extension queue 19672. Compared 2726394 event pairs, 20933 based on Foata normal form. 12040/44782 useless extension candidates. Maximal degree in co-relation 254015. Up to 74893 conditions per place. [2021-04-29 02:31:00,154 INFO L132 encePairwiseOnDemand]: 465/526 looper letters, 67 selfloop transitions, 13 changer transitions 45/250 dead transitions. [2021-04-29 02:31:00,155 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 218 places, 250 transitions, 738 flow [2021-04-29 02:31:00,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-29 02:31:00,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-04-29 02:31:00,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1213 transitions. [2021-04-29 02:31:00,166 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7686945500633714 [2021-04-29 02:31:00,167 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1213 transitions. [2021-04-29 02:31:00,167 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1213 transitions. [2021-04-29 02:31:00,169 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 02:31:00,169 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1213 transitions. [2021-04-29 02:31:00,174 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 404.3333333333333) internal successors, (1213), 3 states have internal predecessors, (1213), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 02:31:00,180 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 526.0) internal successors, (2104), 4 states have internal predecessors, (2104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 02:31:00,182 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 526.0) internal successors, (2104), 4 states have internal predecessors, (2104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 02:31:00,183 INFO L185 Difference]: Start difference. First operand has 221 places, 235 transitions, 500 flow. Second operand 3 states and 1213 transitions. [2021-04-29 02:31:00,183 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 218 places, 250 transitions, 738 flow [2021-04-29 02:31:00,231 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 218 places, 250 transitions, 738 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-04-29 02:31:00,242 INFO L241 Difference]: Finished difference. Result has 220 places, 182 transitions, 488 flow [2021-04-29 02:31:00,243 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=526, PETRI_DIFFERENCE_MINUEND_FLOW=460, PETRI_DIFFERENCE_MINUEND_PLACES=216, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=215, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=202, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=488, PETRI_PLACES=220, PETRI_TRANSITIONS=182} [2021-04-29 02:31:00,243 INFO L343 CegarLoopForPetriNet]: 221 programPoint places, -1 predicate places. [2021-04-29 02:31:00,243 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 02:31:00,243 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 220 places, 182 transitions, 488 flow [2021-04-29 02:31:00,244 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 220 places, 182 transitions, 488 flow [2021-04-29 02:31:00,245 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 175 places, 182 transitions, 488 flow [2021-04-29 02:31:01,331 INFO L129 PetriNetUnfolder]: 4417/13100 cut-off events. [2021-04-29 02:31:01,331 INFO L130 PetriNetUnfolder]: For 938/2718 co-relation queries the response was YES. [2021-04-29 02:31:01,393 INFO L84 FinitePrefix]: Finished finitePrefix Result has 22456 conditions, 13100 events. 4417/13100 cut-off events. For 938/2718 co-relation queries the response was YES. Maximal size of possible extension queue 1398. Compared 155791 event pairs, 1853 based on Foata normal form. 0/4293 useless extension candidates. Maximal degree in co-relation 18192. Up to 4941 conditions per place. [2021-04-29 02:31:01,585 INFO L146 LiptonReduction]: Number of co-enabled transitions 18640 [2021-04-29 02:31:02,892 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2021-04-29 02:31:04,584 INFO L158 LiptonReduction]: Checked pairs total: 42825 [2021-04-29 02:31:04,584 INFO L160 LiptonReduction]: Total number of compositions: 22 [2021-04-29 02:31:04,584 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 4341 [2021-04-29 02:31:04,590 INFO L480 AbstractCegarLoop]: Abstraction has has 176 places, 183 transitions, 490 flow [2021-04-29 02:31:04,592 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 362.6666666666667) internal successors, (1088), 3 states have internal predecessors, (1088), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 02:31:04,592 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 02:31:04,592 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 3, 1, 1, 1, 1, 1] [2021-04-29 02:31:04,593 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-04-29 02:31:04,593 INFO L428 AbstractCegarLoop]: === Iteration 2 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 02:31:04,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 02:31:04,593 INFO L82 PathProgramCache]: Analyzing trace with hash 1250232191, now seen corresponding path program 1 times [2021-04-29 02:31:04,593 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 02:31:04,594 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [12816450] [2021-04-29 02:31:04,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 02:31:04,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-04-29 02:31:04,620 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-04-29 02:31:04,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-04-29 02:31:04,660 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-04-29 02:31:04,676 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-04-29 02:31:04,676 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-04-29 02:31:04,677 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-04-29 02:31:04,677 WARN L342 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2021-04-29 02:31:04,678 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2021-04-29 02:31:04,698 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,699 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,699 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,699 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,699 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,699 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,699 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,699 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,699 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,700 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,700 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,700 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,700 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,700 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,700 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,700 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,700 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,700 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,700 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,701 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,701 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,701 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,701 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,701 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,701 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,701 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,701 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,701 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,702 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,702 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,702 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,702 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,703 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,703 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,703 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,703 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,703 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,703 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,704 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,704 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,704 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,704 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,704 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,704 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,704 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,705 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,705 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,705 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,705 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,705 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,705 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,705 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,706 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,706 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,706 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,706 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,706 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,706 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,706 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,707 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,707 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,707 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,707 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,707 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,707 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,708 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,708 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,708 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,708 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,708 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,708 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,708 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,708 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,709 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,709 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,709 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,709 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,709 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,709 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,709 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,710 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,710 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,710 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,710 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,710 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,710 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,710 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,710 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,710 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,711 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,711 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,711 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,711 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,711 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,711 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,711 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,712 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,712 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,712 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,712 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,712 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,712 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,712 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,712 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,713 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,713 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,713 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,713 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,713 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,713 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,713 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,714 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,714 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,714 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,714 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,714 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,714 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,714 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,714 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,715 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,715 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,715 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,715 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,715 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,715 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,715 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,715 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,716 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,716 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,716 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,716 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,716 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,717 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,717 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,717 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,717 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,719 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,720 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,720 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,720 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,720 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,720 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,720 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,721 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,723 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,723 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,723 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,723 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,723 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,724 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,724 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,724 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,726 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,726 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,726 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,726 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,727 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,727 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,727 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,727 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:31:04,736 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-04-29 02:31:04,736 INFO L253 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2021-04-29 02:31:04,738 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-04-29 02:31:04,738 INFO L377 AbstractCegarLoop]: Hoare is false [2021-04-29 02:31:04,738 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-04-29 02:31:04,738 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-04-29 02:31:04,738 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-04-29 02:31:04,739 INFO L381 AbstractCegarLoop]: Difference is false [2021-04-29 02:31:04,739 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-04-29 02:31:04,739 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-04-29 02:31:04,741 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 179 places, 197 transitions, 438 flow [2021-04-29 02:31:04,854 INFO L129 PetriNetUnfolder]: 99/660 cut-off events. [2021-04-29 02:31:04,855 INFO L130 PetriNetUnfolder]: For 48/48 co-relation queries the response was YES. [2021-04-29 02:31:04,862 INFO L84 FinitePrefix]: Finished finitePrefix Result has 715 conditions, 660 events. 99/660 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 3028 event pairs, 6 based on Foata normal form. 0/557 useless extension candidates. Maximal degree in co-relation 473. Up to 32 conditions per place. [2021-04-29 02:31:04,862 INFO L82 GeneralOperation]: Start removeDead. Operand has 179 places, 197 transitions, 438 flow [2021-04-29 02:31:04,868 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 179 places, 197 transitions, 438 flow [2021-04-29 02:31:04,869 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 02:31:04,869 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 179 places, 197 transitions, 438 flow [2021-04-29 02:31:04,869 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 179 places, 197 transitions, 438 flow [2021-04-29 02:31:04,870 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 179 places, 197 transitions, 438 flow [2021-04-29 02:31:04,985 INFO L129 PetriNetUnfolder]: 99/660 cut-off events. [2021-04-29 02:31:04,986 INFO L130 PetriNetUnfolder]: For 48/48 co-relation queries the response was YES. [2021-04-29 02:31:04,994 INFO L84 FinitePrefix]: Finished finitePrefix Result has 715 conditions, 660 events. 99/660 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 3072 event pairs, 6 based on Foata normal form. 0/557 useless extension candidates. Maximal degree in co-relation 473. Up to 32 conditions per place. [2021-04-29 02:31:05,016 INFO L146 LiptonReduction]: Number of co-enabled transitions 17680 [2021-04-29 02:31:17,315 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 53 [2021-04-29 02:31:17,436 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2021-04-29 02:31:17,712 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 53 [2021-04-29 02:31:17,829 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2021-04-29 02:31:18,072 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 50 [2021-04-29 02:31:18,178 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2021-04-29 02:31:18,441 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 50 [2021-04-29 02:31:18,543 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2021-04-29 02:31:18,714 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 41 [2021-04-29 02:31:18,957 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 41 [2021-04-29 02:31:25,250 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2021-04-29 02:31:29,459 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-04-29 02:31:29,873 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-04-29 02:31:30,030 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2021-04-29 02:31:30,194 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-04-29 02:31:30,299 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2021-04-29 02:31:30,443 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2021-04-29 02:31:30,594 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2021-04-29 02:31:30,756 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2021-04-29 02:31:30,891 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2021-04-29 02:31:34,613 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-04-29 02:31:34,736 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-04-29 02:31:34,842 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-04-29 02:31:35,036 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-29 02:31:35,144 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-29 02:31:35,248 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-29 02:31:35,548 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-04-29 02:31:35,752 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-04-29 02:31:36,501 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-29 02:31:38,038 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2021-04-29 02:31:38,195 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2021-04-29 02:31:38,359 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2021-04-29 02:31:38,530 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2021-04-29 02:31:38,704 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2021-04-29 02:31:38,807 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2021-04-29 02:31:39,016 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2021-04-29 02:31:39,176 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2021-04-29 02:31:39,322 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2021-04-29 02:31:39,476 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2021-04-29 02:31:39,640 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2021-04-29 02:31:42,313 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-29 02:31:42,429 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-29 02:31:42,550 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-29 02:31:42,670 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-29 02:31:42,802 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-29 02:31:42,947 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-29 02:31:43,095 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-29 02:31:43,231 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-29 02:31:43,393 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-29 02:31:43,553 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-29 02:31:43,712 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-29 02:31:43,867 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-29 02:31:43,988 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-29 02:31:44,111 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-29 02:31:44,223 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-29 02:31:44,477 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-29 02:31:44,644 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-29 02:31:44,809 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-29 02:31:44,971 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-29 02:31:45,097 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-29 02:31:45,226 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-29 02:31:45,355 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-29 02:31:45,482 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-29 02:31:45,639 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-29 02:31:45,799 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-29 02:31:45,954 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-29 02:31:46,118 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-29 02:31:46,279 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2021-04-29 02:31:46,435 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2021-04-29 02:31:46,590 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2021-04-29 02:31:46,743 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2021-04-29 02:31:46,866 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-29 02:31:46,985 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-29 02:31:47,105 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-29 02:31:47,232 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-29 02:31:47,395 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-29 02:31:47,554 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-29 02:31:47,721 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-29 02:31:47,885 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-29 02:31:48,112 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-04-29 02:31:48,300 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-04-29 02:31:48,551 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-04-29 02:31:48,771 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-04-29 02:31:48,990 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-04-29 02:31:49,177 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2021-04-29 02:31:49,389 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-04-29 02:31:49,609 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2021-04-29 02:31:49,769 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-29 02:31:49,978 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-29 02:31:50,137 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-29 02:31:50,291 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-29 02:31:50,420 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-29 02:31:50,564 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-29 02:31:50,696 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-29 02:31:50,830 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-29 02:31:51,036 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-29 02:31:51,242 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-29 02:31:51,448 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-29 02:31:51,665 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-29 02:31:52,361 WARN L205 SmtUtils]: Spent 694.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 84 [2021-04-29 02:31:52,677 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-29 02:31:53,341 WARN L205 SmtUtils]: Spent 662.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 84 [2021-04-29 02:31:53,647 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-29 02:31:54,561 WARN L205 SmtUtils]: Spent 911.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 101 [2021-04-29 02:31:54,976 WARN L205 SmtUtils]: Spent 413.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-04-29 02:31:55,807 WARN L205 SmtUtils]: Spent 829.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 101 [2021-04-29 02:31:56,249 WARN L205 SmtUtils]: Spent 439.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-04-29 02:31:56,493 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-29 02:31:56,743 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-29 02:31:56,986 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-29 02:31:57,214 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-29 02:31:57,986 WARN L205 SmtUtils]: Spent 770.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 93 [2021-04-29 02:31:58,343 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-04-29 02:31:59,101 WARN L205 SmtUtils]: Spent 755.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 93 [2021-04-29 02:31:59,461 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-04-29 02:32:00,299 WARN L205 SmtUtils]: Spent 836.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 96 [2021-04-29 02:32:00,712 WARN L205 SmtUtils]: Spent 410.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-29 02:32:01,560 WARN L205 SmtUtils]: Spent 845.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 96 [2021-04-29 02:32:01,933 WARN L205 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-29 02:32:02,140 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-29 02:32:02,332 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-29 02:32:02,576 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-29 02:32:02,757 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-29 02:32:02,965 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-29 02:32:03,186 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-29 02:32:03,424 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-29 02:32:03,677 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-29 02:32:04,573 WARN L205 SmtUtils]: Spent 892.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 99 [2021-04-29 02:32:05,020 WARN L205 SmtUtils]: Spent 445.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-04-29 02:32:05,887 WARN L205 SmtUtils]: Spent 866.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 99 [2021-04-29 02:32:06,314 WARN L205 SmtUtils]: Spent 425.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-04-29 02:32:06,549 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-29 02:32:06,806 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-29 02:32:07,062 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-29 02:32:07,316 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-29 02:32:08,087 WARN L205 SmtUtils]: Spent 768.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 87 [2021-04-29 02:32:08,461 WARN L205 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-04-29 02:32:09,148 WARN L205 SmtUtils]: Spent 684.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 87 [2021-04-29 02:32:09,529 WARN L205 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-04-29 02:32:09,759 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-29 02:32:10,008 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-29 02:32:10,261 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-29 02:32:10,530 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-29 02:32:10,802 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-29 02:32:11,026 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-29 02:32:11,241 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-29 02:32:11,468 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-29 02:32:12,247 WARN L205 SmtUtils]: Spent 776.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 90 [2021-04-29 02:32:12,599 WARN L205 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-29 02:32:13,418 WARN L205 SmtUtils]: Spent 816.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 90 [2021-04-29 02:32:13,777 WARN L205 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-29 02:32:14,006 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-29 02:32:14,239 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-29 02:32:14,470 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-29 02:32:14,706 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-29 02:32:14,925 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-29 02:32:15,153 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-29 02:32:15,388 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-29 02:32:15,614 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-29 02:32:16,871 WARN L205 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 114 DAG size of output: 112 [2021-04-29 02:32:17,465 WARN L205 SmtUtils]: Spent 592.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-29 02:32:18,610 WARN L205 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 114 DAG size of output: 112 [2021-04-29 02:32:19,217 WARN L205 SmtUtils]: Spent 604.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-29 02:32:20,222 WARN L205 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 105 DAG size of output: 103 [2021-04-29 02:32:20,708 WARN L205 SmtUtils]: Spent 483.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-04-29 02:32:21,748 WARN L205 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 105 DAG size of output: 103 [2021-04-29 02:32:22,226 WARN L205 SmtUtils]: Spent 475.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-04-29 02:32:23,278 WARN L205 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 109 DAG size of output: 107 [2021-04-29 02:32:23,770 WARN L205 SmtUtils]: Spent 490.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2021-04-29 02:32:24,853 WARN L205 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 109 DAG size of output: 107 [2021-04-29 02:32:25,384 WARN L205 SmtUtils]: Spent 529.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2021-04-29 02:32:26,528 WARN L205 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 117 DAG size of output: 115 [2021-04-29 02:32:27,095 WARN L205 SmtUtils]: Spent 565.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-29 02:32:28,279 WARN L205 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 117 DAG size of output: 115 [2021-04-29 02:32:28,847 WARN L205 SmtUtils]: Spent 565.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-29 02:32:30,127 WARN L205 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 117 DAG size of output: 115 [2021-04-29 02:32:30,708 WARN L205 SmtUtils]: Spent 578.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2021-04-29 02:32:31,906 WARN L205 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 117 DAG size of output: 115 [2021-04-29 02:32:32,498 WARN L205 SmtUtils]: Spent 589.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2021-04-29 02:32:33,682 WARN L205 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 111 DAG size of output: 109 [2021-04-29 02:32:34,228 WARN L205 SmtUtils]: Spent 543.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2021-04-29 02:32:35,410 WARN L205 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 111 DAG size of output: 109 [2021-04-29 02:32:35,975 WARN L205 SmtUtils]: Spent 561.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2021-04-29 02:32:37,051 WARN L205 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 107 DAG size of output: 105 [2021-04-29 02:32:37,596 WARN L205 SmtUtils]: Spent 543.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2021-04-29 02:32:38,714 WARN L205 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 107 DAG size of output: 105 [2021-04-29 02:32:39,195 WARN L205 SmtUtils]: Spent 478.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2021-04-29 02:32:40,523 WARN L205 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 117 DAG size of output: 115 [2021-04-29 02:32:41,143 WARN L205 SmtUtils]: Spent 617.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-29 02:32:42,431 WARN L205 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 117 DAG size of output: 115 [2021-04-29 02:32:43,016 WARN L205 SmtUtils]: Spent 582.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-29 02:32:43,971 WARN L205 SmtUtils]: Spent 951.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 99 [2021-04-29 02:32:44,462 WARN L205 SmtUtils]: Spent 488.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-04-29 02:32:45,475 WARN L205 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 101 DAG size of output: 99 [2021-04-29 02:32:45,948 WARN L205 SmtUtils]: Spent 470.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-04-29 02:32:47,112 WARN L205 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 105 DAG size of output: 103 [2021-04-29 02:32:47,602 WARN L205 SmtUtils]: Spent 488.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-04-29 02:32:48,722 WARN L205 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 105 DAG size of output: 103 [2021-04-29 02:32:49,198 WARN L205 SmtUtils]: Spent 474.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-04-29 02:32:50,503 WARN L205 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 117 DAG size of output: 115 [2021-04-29 02:32:51,121 WARN L205 SmtUtils]: Spent 616.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-29 02:32:52,442 WARN L205 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 117 DAG size of output: 115 [2021-04-29 02:32:53,044 WARN L205 SmtUtils]: Spent 599.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-29 02:32:54,732 WARN L205 SmtUtils]: Spent 1.69 s on a formula simplification. DAG size of input: 130 DAG size of output: 126 [2021-04-29 02:32:55,512 WARN L205 SmtUtils]: Spent 777.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2021-04-29 02:32:57,340 WARN L205 SmtUtils]: Spent 1.83 s on a formula simplification. DAG size of input: 130 DAG size of output: 126 [2021-04-29 02:32:58,164 WARN L205 SmtUtils]: Spent 821.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2021-04-29 02:33:00,014 WARN L205 SmtUtils]: Spent 1.85 s on a formula simplification. DAG size of input: 128 DAG size of output: 124 [2021-04-29 02:33:00,765 WARN L205 SmtUtils]: Spent 748.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2021-04-29 02:33:02,390 WARN L205 SmtUtils]: Spent 1.62 s on a formula simplification. DAG size of input: 128 DAG size of output: 124 [2021-04-29 02:33:03,221 WARN L205 SmtUtils]: Spent 828.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2021-04-29 02:33:04,659 WARN L205 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 117 DAG size of output: 115 [2021-04-29 02:33:05,273 WARN L205 SmtUtils]: Spent 611.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-29 02:33:06,734 WARN L205 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 117 DAG size of output: 115 [2021-04-29 02:33:07,399 WARN L205 SmtUtils]: Spent 662.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-29 02:33:08,619 WARN L205 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 105 DAG size of output: 103 [2021-04-29 02:33:09,142 WARN L205 SmtUtils]: Spent 520.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-04-29 02:33:10,393 WARN L205 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 105 DAG size of output: 103 [2021-04-29 02:33:10,972 WARN L205 SmtUtils]: Spent 577.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-04-29 02:33:11,139 INFO L158 LiptonReduction]: Checked pairs total: 140197 [2021-04-29 02:33:11,140 INFO L160 LiptonReduction]: Total number of compositions: 378 [2021-04-29 02:33:11,141 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 126272 [2021-04-29 02:33:11,161 INFO L129 PetriNetUnfolder]: 11/175 cut-off events. [2021-04-29 02:33:11,161 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-04-29 02:33:11,162 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 02:33:11,162 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1] [2021-04-29 02:33:11,162 INFO L428 AbstractCegarLoop]: === Iteration 1 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 02:33:11,162 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 02:33:11,162 INFO L82 PathProgramCache]: Analyzing trace with hash -683394822, now seen corresponding path program 1 times [2021-04-29 02:33:11,162 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 02:33:11,163 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [780587598] [2021-04-29 02:33:11,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 02:33:11,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 02:33:11,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:33:11,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:33:11,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 02:33:11,219 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [780587598] [2021-04-29 02:33:11,220 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 02:33:11,220 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-04-29 02:33:11,220 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2057733681] [2021-04-29 02:33:11,220 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-29 02:33:11,220 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 02:33:11,221 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-29 02:33:11,221 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-29 02:33:11,224 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 391 out of 575 [2021-04-29 02:33:11,227 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 241 places, 256 transitions, 556 flow. Second operand has 3 states, 3 states have (on average 391.6666666666667) internal successors, (1175), 3 states have internal predecessors, (1175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 02:33:11,227 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 02:33:11,227 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 391 of 575 [2021-04-29 02:33:11,228 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown