/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_05-lockfuns_racefree.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-6f4246e9f5583d222ebb38ff8175c901f3a528f0-6f4246e [2021-04-29 02:10:39,760 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-04-29 02:10:39,763 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-04-29 02:10:39,803 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-04-29 02:10:39,804 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-04-29 02:10:39,808 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-04-29 02:10:39,812 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-04-29 02:10:39,819 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-04-29 02:10:39,823 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-04-29 02:10:39,829 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-04-29 02:10:39,830 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-04-29 02:10:39,832 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-04-29 02:10:39,833 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-04-29 02:10:39,835 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-04-29 02:10:39,838 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-04-29 02:10:39,839 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-04-29 02:10:39,843 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-04-29 02:10:39,844 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-04-29 02:10:39,851 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-04-29 02:10:39,859 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-04-29 02:10:39,861 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-04-29 02:10:39,863 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-04-29 02:10:39,864 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-04-29 02:10:39,867 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-04-29 02:10:39,873 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-04-29 02:10:39,882 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-04-29 02:10:39,883 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-04-29 02:10:39,885 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-04-29 02:10:39,886 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-04-29 02:10:39,887 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-04-29 02:10:39,887 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-04-29 02:10:39,888 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-04-29 02:10:39,888 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-04-29 02:10:39,889 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-04-29 02:10:39,890 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-04-29 02:10:39,890 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-04-29 02:10:39,892 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 02:10:39,944 INFO L113 SettingsManager]: Loading preferences was successful [2021-04-29 02:10:39,945 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-04-29 02:10:39,949 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-04-29 02:10:39,950 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-04-29 02:10:39,950 INFO L138 SettingsManager]: * Use SBE=true [2021-04-29 02:10:39,950 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-04-29 02:10:39,950 INFO L138 SettingsManager]: * sizeof long=4 [2021-04-29 02:10:39,951 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-04-29 02:10:39,951 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-04-29 02:10:39,951 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-04-29 02:10:39,952 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-04-29 02:10:39,953 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-04-29 02:10:39,953 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-04-29 02:10:39,953 INFO L138 SettingsManager]: * sizeof long double=12 [2021-04-29 02:10:39,953 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-04-29 02:10:39,954 INFO L138 SettingsManager]: * Use constant arrays=true [2021-04-29 02:10:39,954 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-04-29 02:10:39,954 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-04-29 02:10:39,954 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-04-29 02:10:39,955 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-04-29 02:10:39,955 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-04-29 02:10:39,955 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-04-29 02:10:39,956 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-04-29 02:10:39,956 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-04-29 02:10:39,956 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-04-29 02:10:39,956 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-04-29 02:10:39,956 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-04-29 02:10:39,957 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=SEMANTIC_BASED_MOVER_CHECK_WITH_PREDICATES [2021-04-29 02:10:39,957 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-04-29 02:10:39,957 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-04-29 02:10:39,957 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-04-29 02:10:40,378 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-04-29 02:10:40,414 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-04-29 02:10:40,417 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-04-29 02:10:40,419 INFO L271 PluginConnector]: Initializing CDTParser... [2021-04-29 02:10:40,420 INFO L275 PluginConnector]: CDTParser initialized [2021-04-29 02:10:40,421 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_05-lockfuns_racefree.i [2021-04-29 02:10:40,505 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7a1646ad/41e73cc6bc25464488f515292096af01/FLAG04c82061b [2021-04-29 02:10:41,392 INFO L306 CDTParser]: Found 1 translation units. [2021-04-29 02:10:41,393 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_05-lockfuns_racefree.i [2021-04-29 02:10:41,417 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7a1646ad/41e73cc6bc25464488f515292096af01/FLAG04c82061b [2021-04-29 02:10:41,638 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7a1646ad/41e73cc6bc25464488f515292096af01 [2021-04-29 02:10:41,645 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-04-29 02:10:41,684 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-04-29 02:10:41,688 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-04-29 02:10:41,688 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-04-29 02:10:41,692 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-04-29 02:10:41,693 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.04 02:10:41" (1/1) ... [2021-04-29 02:10:41,695 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ea3867b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 02:10:41, skipping insertion in model container [2021-04-29 02:10:41,695 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.04 02:10:41" (1/1) ... [2021-04-29 02:10:41,704 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-04-29 02:10:41,761 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-04-29 02:10:42,090 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_05-lockfuns_racefree.i[29913,29926] [2021-04-29 02:10:42,114 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-04-29 02:10:42,129 INFO L203 MainTranslator]: Completed pre-run [2021-04-29 02:10:42,173 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_05-lockfuns_racefree.i[29913,29926] [2021-04-29 02:10:42,183 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-04-29 02:10:42,335 INFO L208 MainTranslator]: Completed translation [2021-04-29 02:10:42,335 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 02:10:42 WrapperNode [2021-04-29 02:10:42,336 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-04-29 02:10:42,337 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-04-29 02:10:42,337 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-04-29 02:10:42,337 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-04-29 02:10:42,346 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 02:10:42" (1/1) ... [2021-04-29 02:10:42,364 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 02:10:42" (1/1) ... [2021-04-29 02:10:42,401 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-04-29 02:10:42,404 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-04-29 02:10:42,404 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-04-29 02:10:42,404 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-04-29 02:10:42,414 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 02:10:42" (1/1) ... [2021-04-29 02:10:42,414 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 02:10:42" (1/1) ... [2021-04-29 02:10:42,430 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 02:10:42" (1/1) ... [2021-04-29 02:10:42,430 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 02:10:42" (1/1) ... [2021-04-29 02:10:42,447 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 02:10:42" (1/1) ... [2021-04-29 02:10:42,456 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 02:10:42" (1/1) ... [2021-04-29 02:10:42,459 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 02:10:42" (1/1) ... [2021-04-29 02:10:42,463 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-04-29 02:10:42,464 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-04-29 02:10:42,464 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-04-29 02:10:42,464 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-04-29 02:10:42,465 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 02:10:42" (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 02:10:42,570 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-04-29 02:10:42,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-04-29 02:10:42,571 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-04-29 02:10:42,571 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-04-29 02:10:42,571 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-04-29 02:10:42,571 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-04-29 02:10:42,572 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-04-29 02:10:42,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-04-29 02:10:42,572 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-04-29 02:10:42,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-04-29 02:10:42,574 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 02:10:43,062 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-04-29 02:10:43,062 INFO L299 CfgBuilder]: Removed 24 assume(true) statements. [2021-04-29 02:10:43,064 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.04 02:10:43 BoogieIcfgContainer [2021-04-29 02:10:43,064 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-04-29 02:10:43,066 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-04-29 02:10:43,066 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-04-29 02:10:43,069 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-04-29 02:10:43,069 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.04 02:10:41" (1/3) ... [2021-04-29 02:10:43,070 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cf5b4e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.04 02:10:43, skipping insertion in model container [2021-04-29 02:10:43,070 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 02:10:42" (2/3) ... [2021-04-29 02:10:43,071 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cf5b4e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.04 02:10:43, skipping insertion in model container [2021-04-29 02:10:43,071 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.04 02:10:43" (3/3) ... [2021-04-29 02:10:43,073 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_05-lockfuns_racefree.i [2021-04-29 02:10:43,079 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-04-29 02:10:43,085 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-04-29 02:10:43,086 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-04-29 02:10:43,119 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:10:43,119 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:10:43,119 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:10:43,120 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:10:43,120 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:10:43,120 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:10:43,120 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:10:43,120 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:10:43,121 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:10:43,121 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:10:43,121 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:10:43,121 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:10:43,122 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:10:43,122 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:10:43,122 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:10:43,122 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:10:43,123 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:10:43,123 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:10:43,123 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:10:43,123 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:10:43,124 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:10:43,124 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:10:43,124 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:10:43,124 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:10:43,124 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:10:43,125 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:10:43,125 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:10:43,125 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:10:43,125 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:10:43,125 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:10:43,126 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:10:43,126 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:10:43,126 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:10:43,126 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:10:43,127 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:10:43,127 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:10:43,127 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:10:43,127 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:10:43,130 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:10:43,130 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:10:43,130 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:10:43,131 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:10:43,131 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:10:43,131 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:10:43,131 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:10:43,131 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:10:43,131 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:10:43,139 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-04-29 02:10:43,164 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-04-29 02:10:43,192 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-04-29 02:10:43,193 INFO L377 AbstractCegarLoop]: Hoare is false [2021-04-29 02:10:43,193 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-04-29 02:10:43,193 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-04-29 02:10:43,193 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-04-29 02:10:43,193 INFO L381 AbstractCegarLoop]: Difference is false [2021-04-29 02:10:43,193 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-04-29 02:10:43,194 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-04-29 02:10:43,209 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 87 places, 96 transitions, 200 flow [2021-04-29 02:10:43,268 INFO L129 PetriNetUnfolder]: 17/128 cut-off events. [2021-04-29 02:10:43,268 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-04-29 02:10:43,274 INFO L84 FinitePrefix]: Finished finitePrefix Result has 134 conditions, 128 events. 17/128 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 320 event pairs, 0 based on Foata normal form. 0/106 useless extension candidates. Maximal degree in co-relation 65. Up to 4 conditions per place. [2021-04-29 02:10:43,275 INFO L82 GeneralOperation]: Start removeDead. Operand has 87 places, 96 transitions, 200 flow [2021-04-29 02:10:43,281 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 83 places, 91 transitions, 187 flow [2021-04-29 02:10:43,283 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 02:10:43,300 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 83 places, 91 transitions, 187 flow [2021-04-29 02:10:43,305 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 83 places, 91 transitions, 187 flow [2021-04-29 02:10:43,307 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 83 places, 91 transitions, 187 flow [2021-04-29 02:10:43,366 INFO L129 PetriNetUnfolder]: 16/123 cut-off events. [2021-04-29 02:10:43,367 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-29 02:10:43,370 INFO L84 FinitePrefix]: Finished finitePrefix Result has 128 conditions, 123 events. 16/123 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 310 event pairs, 0 based on Foata normal form. 0/101 useless extension candidates. Maximal degree in co-relation 65. Up to 4 conditions per place. [2021-04-29 02:10:43,375 INFO L146 LiptonReduction]: Number of co-enabled transitions 2146 [2021-04-29 02:10:50,314 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 55 [2021-04-29 02:10:50,505 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 55 [2021-04-29 02:10:50,786 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 46 [2021-04-29 02:10:51,070 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 46 [2021-04-29 02:10:51,226 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 46 [2021-04-29 02:10:51,582 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 58 [2021-04-29 02:10:51,806 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 58 [2021-04-29 02:10:54,487 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 84 [2021-04-29 02:10:54,607 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-29 02:10:54,859 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 84 [2021-04-29 02:10:54,996 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-29 02:10:55,153 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 62 [2021-04-29 02:10:55,386 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 62 [2021-04-29 02:10:55,669 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 76 [2021-04-29 02:10:55,953 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 76 [2021-04-29 02:10:56,227 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 70 [2021-04-29 02:10:56,484 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 70 [2021-04-29 02:10:56,731 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 66 [2021-04-29 02:10:56,970 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 66 [2021-04-29 02:10:57,239 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 74 [2021-04-29 02:10:57,516 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 74 [2021-04-29 02:10:57,895 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 87 [2021-04-29 02:10:58,020 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-04-29 02:10:58,307 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 87 [2021-04-29 02:10:58,431 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-04-29 02:10:58,589 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 62 [2021-04-29 02:10:58,811 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 62 [2021-04-29 02:11:00,534 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-04-29 02:11:00,638 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-04-29 02:11:00,753 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-04-29 02:11:00,868 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-04-29 02:11:00,990 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-04-29 02:11:01,105 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-04-29 02:11:01,226 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-04-29 02:11:01,334 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-04-29 02:11:01,653 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 96 [2021-04-29 02:11:01,801 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-29 02:11:02,115 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 96 [2021-04-29 02:11:02,255 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-29 02:11:02,590 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 93 [2021-04-29 02:11:02,727 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-04-29 02:11:03,034 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 93 [2021-04-29 02:11:03,175 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-04-29 02:11:03,340 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 62 [2021-04-29 02:11:03,577 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 62 [2021-04-29 02:11:03,845 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 74 [2021-04-29 02:11:04,123 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 74 [2021-04-29 02:11:04,508 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 90 [2021-04-29 02:11:04,663 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-29 02:11:05,013 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 90 [2021-04-29 02:11:05,169 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-29 02:11:05,594 WARN L205 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 99 [2021-04-29 02:11:05,764 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-04-29 02:11:06,167 WARN L205 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 99 [2021-04-29 02:11:06,352 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-04-29 02:11:06,888 WARN L205 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 108 [2021-04-29 02:11:07,114 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-04-29 02:11:07,656 WARN L205 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 108 [2021-04-29 02:11:07,878 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-04-29 02:11:08,411 WARN L205 SmtUtils]: Spent 530.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 110 [2021-04-29 02:11:08,640 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-29 02:11:09,153 WARN L205 SmtUtils]: Spent 511.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 110 [2021-04-29 02:11:09,415 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-29 02:11:09,825 WARN L205 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 99 [2021-04-29 02:11:10,019 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-04-29 02:11:10,459 WARN L205 SmtUtils]: Spent 438.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 99 [2021-04-29 02:11:10,652 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-04-29 02:11:11,049 WARN L205 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 93 [2021-04-29 02:11:11,236 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-04-29 02:11:11,611 WARN L205 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 93 [2021-04-29 02:11:11,779 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-04-29 02:11:12,193 WARN L205 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 99 [2021-04-29 02:11:12,391 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-04-29 02:11:12,818 WARN L205 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 99 [2021-04-29 02:11:12,996 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-04-29 02:11:13,236 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 74 [2021-04-29 02:11:13,338 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-29 02:11:13,585 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 74 [2021-04-29 02:11:13,694 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-29 02:11:13,891 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 62 [2021-04-29 02:11:14,008 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-29 02:11:14,199 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 62 [2021-04-29 02:11:14,351 INFO L158 LiptonReduction]: Checked pairs total: 15807 [2021-04-29 02:11:14,351 INFO L160 LiptonReduction]: Total number of compositions: 181 [2021-04-29 02:11:14,358 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 31076 [2021-04-29 02:11:14,385 INFO L129 PetriNetUnfolder]: 1/57 cut-off events. [2021-04-29 02:11:14,385 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-29 02:11:14,386 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 02:11:14,387 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2021-04-29 02:11:14,388 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 02:11:14,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 02:11:14,398 INFO L82 PathProgramCache]: Analyzing trace with hash 14822369, now seen corresponding path program 1 times [2021-04-29 02:11:14,412 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 02:11:14,413 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [542857688] [2021-04-29 02:11:14,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 02:11:14,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 02:11:14,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:11:14,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:11:14,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:11:14,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 02:11:14,683 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 02:11:14,684 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [542857688] [2021-04-29 02:11:14,685 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 02:11:14,686 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-04-29 02:11:14,687 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1702305099] [2021-04-29 02:11:14,700 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-29 02:11:14,701 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 02:11:14,722 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-29 02:11:14,725 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-29 02:11:14,729 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 201 out of 277 [2021-04-29 02:11:14,741 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 115 places, 121 transitions, 247 flow. Second operand has 3 states, 3 states have (on average 201.66666666666666) internal successors, (605), 3 states have internal predecessors, (605), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 02:11:14,741 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 02:11:14,742 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 201 of 277 [2021-04-29 02:11:14,744 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 02:11:14,838 INFO L129 PetriNetUnfolder]: 0/106 cut-off events. [2021-04-29 02:11:14,839 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-29 02:11:14,839 INFO L84 FinitePrefix]: Finished finitePrefix Result has 129 conditions, 106 events. 0/106 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 35. Compared 535 event pairs, 0 based on Foata normal form. 18/40 useless extension candidates. Maximal degree in co-relation 0. Up to 13 conditions per place. [2021-04-29 02:11:14,841 INFO L132 encePairwiseOnDemand]: 252/277 looper letters, 3 selfloop transitions, 2 changer transitions 67/106 dead transitions. [2021-04-29 02:11:14,841 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 108 places, 106 transitions, 251 flow [2021-04-29 02:11:14,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-29 02:11:14,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-04-29 02:11:14,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 647 transitions. [2021-04-29 02:11:14,870 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7785800240673887 [2021-04-29 02:11:14,872 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 647 transitions. [2021-04-29 02:11:14,872 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 647 transitions. [2021-04-29 02:11:14,876 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 02:11:14,880 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 647 transitions. [2021-04-29 02:11:14,888 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 215.66666666666666) internal successors, (647), 3 states have internal predecessors, (647), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 02:11:14,902 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 277.0) internal successors, (1108), 4 states have internal predecessors, (1108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 02:11:14,904 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 277.0) internal successors, (1108), 4 states have internal predecessors, (1108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 02:11:14,908 INFO L185 Difference]: Start difference. First operand has 115 places, 121 transitions, 247 flow. Second operand 3 states and 647 transitions. [2021-04-29 02:11:14,910 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 108 places, 106 transitions, 251 flow [2021-04-29 02:11:14,915 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 108 places, 106 transitions, 251 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-04-29 02:11:14,919 INFO L241 Difference]: Finished difference. Result has 109 places, 39 transitions, 91 flow [2021-04-29 02:11:14,923 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=277, PETRI_DIFFERENCE_MINUEND_FLOW=211, PETRI_DIFFERENCE_MINUEND_PLACES=106, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=103, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=101, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=91, PETRI_PLACES=109, PETRI_TRANSITIONS=39} [2021-04-29 02:11:14,925 INFO L343 CegarLoopForPetriNet]: 115 programPoint places, -6 predicate places. [2021-04-29 02:11:14,925 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 02:11:14,926 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 109 places, 39 transitions, 91 flow [2021-04-29 02:11:14,926 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 109 places, 39 transitions, 91 flow [2021-04-29 02:11:14,927 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 45 places, 39 transitions, 91 flow [2021-04-29 02:11:14,934 INFO L129 PetriNetUnfolder]: 0/40 cut-off events. [2021-04-29 02:11:14,935 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-29 02:11:14,935 INFO L84 FinitePrefix]: Finished finitePrefix Result has 51 conditions, 40 events. 0/40 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 92 event pairs, 0 based on Foata normal form. 0/19 useless extension candidates. Maximal degree in co-relation 0. Up to 3 conditions per place. [2021-04-29 02:11:14,936 INFO L146 LiptonReduction]: Number of co-enabled transitions 372 [2021-04-29 02:11:16,774 INFO L158 LiptonReduction]: Checked pairs total: 802 [2021-04-29 02:11:16,775 INFO L160 LiptonReduction]: Total number of compositions: 26 [2021-04-29 02:11:16,775 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1850 [2021-04-29 02:11:16,779 INFO L480 AbstractCegarLoop]: Abstraction has has 46 places, 40 transitions, 93 flow [2021-04-29 02:11:16,780 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 201.66666666666666) internal successors, (605), 3 states have internal predecessors, (605), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 02:11:16,780 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 02:11:16,781 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2021-04-29 02:11:16,781 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-04-29 02:11:16,781 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 02:11:16,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 02:11:16,782 INFO L82 PathProgramCache]: Analyzing trace with hash 458375781, now seen corresponding path program 1 times [2021-04-29 02:11:16,782 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 02:11:16,783 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1925342011] [2021-04-29 02:11:16,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 02:11:16,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-04-29 02:11:16,831 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-04-29 02:11:16,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-04-29 02:11:16,885 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-04-29 02:11:16,953 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-04-29 02:11:16,953 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-04-29 02:11:16,964 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-04-29 02:11:16,966 WARN L342 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2021-04-29 02:11:16,967 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2021-04-29 02:11:16,994 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:16,994 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:16,995 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:16,995 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:16,995 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:16,995 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:16,995 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:16,996 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:16,996 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:16,996 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:16,997 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:16,997 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:16,997 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:16,997 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:16,998 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:16,998 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:16,998 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:16,998 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:16,999 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:16,999 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:16,999 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,000 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,000 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,000 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,001 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,001 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,001 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,001 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,002 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,002 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,002 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,002 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,003 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,003 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,003 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,003 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,004 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,004 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,007 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,008 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,008 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,008 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,008 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,008 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,009 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,009 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,009 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,009 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,010 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,010 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,010 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,010 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,010 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,011 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,011 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,011 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,012 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,012 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,012 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,012 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,012 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,013 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,016 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,017 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,017 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,017 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,018 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,018 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,018 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,018 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,018 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,018 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,019 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,019 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,019 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,019 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,020 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,021 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,021 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,021 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,021 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,022 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,022 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,022 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,022 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,025 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,025 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,025 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,026 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,026 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,026 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,026 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,026 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,027 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:17,031 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-04-29 02:11:17,032 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-04-29 02:11:17,043 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-04-29 02:11:17,043 INFO L377 AbstractCegarLoop]: Hoare is false [2021-04-29 02:11:17,043 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-04-29 02:11:17,044 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-04-29 02:11:17,045 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-04-29 02:11:17,045 INFO L381 AbstractCegarLoop]: Difference is false [2021-04-29 02:11:17,045 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-04-29 02:11:17,045 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-04-29 02:11:17,056 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 113 places, 127 transitions, 272 flow [2021-04-29 02:11:17,151 INFO L129 PetriNetUnfolder]: 31/214 cut-off events. [2021-04-29 02:11:17,154 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2021-04-29 02:11:17,158 INFO L84 FinitePrefix]: Finished finitePrefix Result has 228 conditions, 214 events. 31/214 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 675 event pairs, 0 based on Foata normal form. 0/176 useless extension candidates. Maximal degree in co-relation 130. Up to 8 conditions per place. [2021-04-29 02:11:17,159 INFO L82 GeneralOperation]: Start removeDead. Operand has 113 places, 127 transitions, 272 flow [2021-04-29 02:11:17,166 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 113 places, 127 transitions, 272 flow [2021-04-29 02:11:17,167 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 02:11:17,168 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 113 places, 127 transitions, 272 flow [2021-04-29 02:11:17,169 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 113 places, 127 transitions, 272 flow [2021-04-29 02:11:17,171 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 113 places, 127 transitions, 272 flow [2021-04-29 02:11:17,212 INFO L129 PetriNetUnfolder]: 31/214 cut-off events. [2021-04-29 02:11:17,213 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2021-04-29 02:11:17,218 INFO L84 FinitePrefix]: Finished finitePrefix Result has 228 conditions, 214 events. 31/214 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 676 event pairs, 0 based on Foata normal form. 0/176 useless extension candidates. Maximal degree in co-relation 130. Up to 8 conditions per place. [2021-04-29 02:11:17,230 INFO L146 LiptonReduction]: Number of co-enabled transitions 6612 [2021-04-29 02:11:25,758 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 53 [2021-04-29 02:11:25,981 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 53 [2021-04-29 02:11:26,155 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 41 [2021-04-29 02:11:26,492 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 50 [2021-04-29 02:11:26,701 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 50 [2021-04-29 02:11:28,626 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 69 [2021-04-29 02:11:28,927 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 69 [2021-04-29 02:11:29,240 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 71 [2021-04-29 02:11:29,548 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 71 [2021-04-29 02:11:29,653 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-04-29 02:11:29,835 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 61 [2021-04-29 02:11:30,095 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 61 [2021-04-29 02:11:30,336 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 57 [2021-04-29 02:11:30,599 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 57 [2021-04-29 02:11:30,863 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 65 [2021-04-29 02:11:31,144 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 65 [2021-04-29 02:11:32,910 WARN L205 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 105 [2021-04-29 02:11:33,132 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2021-04-29 02:11:33,606 WARN L205 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 105 [2021-04-29 02:11:33,820 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2021-04-29 02:11:34,216 WARN L205 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 94 [2021-04-29 02:11:34,382 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-29 02:11:34,749 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 94 [2021-04-29 02:11:34,921 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-29 02:11:35,223 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 82 [2021-04-29 02:11:35,354 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-29 02:11:35,642 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 82 [2021-04-29 02:11:35,772 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-29 02:11:36,114 WARN L205 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 91 [2021-04-29 02:11:36,270 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2021-04-29 02:11:36,616 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 91 [2021-04-29 02:11:36,769 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2021-04-29 02:11:37,114 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 85 [2021-04-29 02:11:37,259 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-04-29 02:11:37,597 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 85 [2021-04-29 02:11:37,737 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-04-29 02:11:38,096 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 94 [2021-04-29 02:11:38,264 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-29 02:11:38,625 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 94 [2021-04-29 02:11:38,785 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-29 02:11:39,082 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 79 [2021-04-29 02:11:39,211 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2021-04-29 02:11:39,496 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 79 [2021-04-29 02:11:39,621 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2021-04-29 02:11:40,106 WARN L205 SmtUtils]: Spent 481.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 103 [2021-04-29 02:11:40,326 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-04-29 02:11:40,817 WARN L205 SmtUtils]: Spent 489.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 103 [2021-04-29 02:11:41,038 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-04-29 02:11:41,433 WARN L205 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 94 [2021-04-29 02:11:41,604 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-29 02:11:41,994 WARN L205 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 94 [2021-04-29 02:11:42,176 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-29 02:11:42,530 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 88 [2021-04-29 02:11:42,695 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-29 02:11:43,049 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 88 [2021-04-29 02:11:43,215 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-29 02:11:43,535 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-29 02:11:43,641 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-29 02:11:43,749 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-29 02:11:43,858 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-29 02:11:43,984 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-29 02:11:44,117 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-29 02:11:44,250 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-29 02:11:44,377 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-29 02:11:44,496 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-29 02:11:44,616 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-29 02:11:44,739 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-29 02:11:44,851 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-29 02:11:45,223 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-04-29 02:11:45,430 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-04-29 02:11:45,788 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-04-29 02:11:45,994 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-04-29 02:11:46,217 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-04-29 02:11:46,442 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-04-29 02:11:46,754 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-29 02:11:47,065 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-29 02:11:47,358 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-29 02:11:47,659 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-29 02:11:47,878 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-04-29 02:11:48,077 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-04-29 02:11:48,275 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-04-29 02:11:48,472 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-04-29 02:11:48,662 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-29 02:11:48,833 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-29 02:11:49,023 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-29 02:11:49,213 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-29 02:11:49,448 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-04-29 02:11:49,670 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-04-29 02:11:49,908 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-04-29 02:11:50,128 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-04-29 02:11:50,341 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-29 02:11:50,553 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-29 02:11:50,770 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-29 02:11:50,973 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-29 02:11:51,158 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-29 02:11:51,352 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-29 02:11:51,558 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-29 02:11:51,741 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-29 02:11:51,921 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-04-29 02:11:52,114 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-04-29 02:11:52,304 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-04-29 02:11:52,486 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-04-29 02:11:52,804 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-29 02:11:53,087 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-04-29 02:11:53,428 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-29 02:11:53,720 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-04-29 02:11:53,961 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-04-29 02:11:54,194 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-04-29 02:11:54,423 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-04-29 02:11:54,652 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-04-29 02:11:54,800 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-29 02:11:54,935 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-29 02:11:55,078 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-29 02:11:55,218 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-29 02:11:55,279 INFO L158 LiptonReduction]: Checked pairs total: 48462 [2021-04-29 02:11:55,279 INFO L160 LiptonReduction]: Total number of compositions: 182 [2021-04-29 02:11:55,280 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 38113 [2021-04-29 02:11:55,292 INFO L129 PetriNetUnfolder]: 1/62 cut-off events. [2021-04-29 02:11:55,292 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-29 02:11:55,293 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 02:11:55,293 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2021-04-29 02:11:55,293 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 02:11:55,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 02:11:55,294 INFO L82 PathProgramCache]: Analyzing trace with hash 25988399, now seen corresponding path program 1 times [2021-04-29 02:11:55,294 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 02:11:55,294 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [359133507] [2021-04-29 02:11:55,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 02:11:55,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 02:11:55,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:11:55,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:11:55,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:11:55,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 02:11:55,351 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 02:11:55,351 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [359133507] [2021-04-29 02:11:55,351 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 02:11:55,351 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-04-29 02:11:55,352 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [880624492] [2021-04-29 02:11:55,352 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-29 02:11:55,352 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 02:11:55,353 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-29 02:11:55,353 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-29 02:11:55,355 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 230 out of 309 [2021-04-29 02:11:55,357 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 144 places, 156 transitions, 330 flow. Second operand has 3 states, 3 states have (on average 230.66666666666666) internal successors, (692), 3 states have internal predecessors, (692), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 02:11:55,358 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 02:11:55,358 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 230 of 309 [2021-04-29 02:11:55,358 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 02:11:55,463 INFO L129 PetriNetUnfolder]: 2/207 cut-off events. [2021-04-29 02:11:55,463 INFO L130 PetriNetUnfolder]: For 6/11 co-relation queries the response was YES. [2021-04-29 02:11:55,464 INFO L84 FinitePrefix]: Finished finitePrefix Result has 249 conditions, 207 events. 2/207 cut-off events. For 6/11 co-relation queries the response was YES. Maximal size of possible extension queue 33. Compared 1154 event pairs, 0 based on Foata normal form. 64/118 useless extension candidates. Maximal degree in co-relation 141. Up to 23 conditions per place. [2021-04-29 02:11:55,465 INFO L132 encePairwiseOnDemand]: 285/309 looper letters, 5 selfloop transitions, 2 changer transitions 76/145 dead transitions. [2021-04-29 02:11:55,465 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 144 places, 145 transitions, 348 flow [2021-04-29 02:11:55,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-29 02:11:55,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-04-29 02:11:55,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 735 transitions. [2021-04-29 02:11:55,471 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7928802588996764 [2021-04-29 02:11:55,471 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 735 transitions. [2021-04-29 02:11:55,472 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 735 transitions. [2021-04-29 02:11:55,472 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 02:11:55,472 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 735 transitions. [2021-04-29 02:11:55,475 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 245.0) internal successors, (735), 3 states have internal predecessors, (735), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 02:11:55,480 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 309.0) internal successors, (1236), 4 states have internal predecessors, (1236), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 02:11:55,482 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 309.0) internal successors, (1236), 4 states have internal predecessors, (1236), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 02:11:55,483 INFO L185 Difference]: Start difference. First operand has 144 places, 156 transitions, 330 flow. Second operand 3 states and 735 transitions. [2021-04-29 02:11:55,483 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 144 places, 145 transitions, 348 flow [2021-04-29 02:11:55,487 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 144 places, 145 transitions, 348 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-04-29 02:11:55,490 INFO L241 Difference]: Finished difference. Result has 145 places, 68 transitions, 158 flow [2021-04-29 02:11:55,490 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=309, PETRI_DIFFERENCE_MINUEND_FLOW=296, PETRI_DIFFERENCE_MINUEND_PLACES=142, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=139, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=137, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=158, PETRI_PLACES=145, PETRI_TRANSITIONS=68} [2021-04-29 02:11:55,491 INFO L343 CegarLoopForPetriNet]: 144 programPoint places, 1 predicate places. [2021-04-29 02:11:55,491 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 02:11:55,491 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 145 places, 68 transitions, 158 flow [2021-04-29 02:11:55,492 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 145 places, 68 transitions, 158 flow [2021-04-29 02:11:55,493 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 75 places, 68 transitions, 158 flow [2021-04-29 02:11:55,503 INFO L129 PetriNetUnfolder]: 0/73 cut-off events. [2021-04-29 02:11:55,504 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-04-29 02:11:55,504 INFO L84 FinitePrefix]: Finished finitePrefix Result has 91 conditions, 73 events. 0/73 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 251 event pairs, 0 based on Foata normal form. 0/39 useless extension candidates. Maximal degree in co-relation 0. Up to 5 conditions per place. [2021-04-29 02:11:55,506 INFO L146 LiptonReduction]: Number of co-enabled transitions 2494 [2021-04-29 02:11:56,722 INFO L158 LiptonReduction]: Checked pairs total: 10482 [2021-04-29 02:11:56,723 INFO L160 LiptonReduction]: Total number of compositions: 12 [2021-04-29 02:11:56,723 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1232 [2021-04-29 02:11:56,726 INFO L480 AbstractCegarLoop]: Abstraction has has 78 places, 71 transitions, 164 flow [2021-04-29 02:11:56,727 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 230.66666666666666) internal successors, (692), 3 states have internal predecessors, (692), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 02:11:56,728 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 02:11:56,728 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-04-29 02:11:56,728 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-04-29 02:11:56,728 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 02:11:56,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 02:11:56,729 INFO L82 PathProgramCache]: Analyzing trace with hash -551298816, now seen corresponding path program 1 times [2021-04-29 02:11:56,729 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 02:11:56,729 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [726173139] [2021-04-29 02:11:56,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 02:11:56,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 02:11:56,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:11:56,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:11:56,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:11:56,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:11:56,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:11:56,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 02:11:56,807 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 02:11:56,808 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [726173139] [2021-04-29 02:11:56,808 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2070439298] [2021-04-29 02:11:56,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 02:11:56,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 02:11:56,920 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 3 conjunts are in the unsatisfiable core [2021-04-29 02:11:56,922 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 02:11:56,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:11:56,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:11:56,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:11:56,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:11:56,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:11:56,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:11:56,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:11:56,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:11:56,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:11:56,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:11:56,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:11:56,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:11:56,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:11:56,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:11:56,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:11:56,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:11:56,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:11:56,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:11:56,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:11:56,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:11:56,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:11:56,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:11:56,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:11:56,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:11:56,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:11:57,011 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 02:11:57,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:11:57,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 02:11:57,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 02:11:57,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:11:57,044 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 02:11:57,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:11:57,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 02:11:57,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 02:11:57,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:11:57,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:11:57,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:11:57,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:11:57,116 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-04-29 02:11:57,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 02:11:57,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:11:57,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 02:11:57,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:11:57,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 02:11:57,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:11:57,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 02:11:57,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:11:57,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 02:11:57,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:11:57,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 02:11:57,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:11:57,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 02:11:57,140 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 02:11:57,140 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 02:11:57,141 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 4 [2021-04-29 02:11:57,141 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2036919639] [2021-04-29 02:11:57,142 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-04-29 02:11:57,142 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 02:11:57,142 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-04-29 02:11:57,143 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-04-29 02:11:57,148 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 242 out of 321 [2021-04-29 02:11:57,154 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 78 places, 71 transitions, 164 flow. Second operand has 5 states, 5 states have (on average 243.4) internal successors, (1217), 5 states have internal predecessors, (1217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 02:11:57,154 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 02:11:57,155 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 242 of 321 [2021-04-29 02:11:57,155 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 02:11:57,232 INFO L129 PetriNetUnfolder]: 0/73 cut-off events. [2021-04-29 02:11:57,233 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-04-29 02:11:57,236 INFO L84 FinitePrefix]: Finished finitePrefix Result has 99 conditions, 73 events. 0/73 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 261 event pairs, 0 based on Foata normal form. 1/33 useless extension candidates. Maximal degree in co-relation 0. Up to 5 conditions per place. [2021-04-29 02:11:57,237 INFO L132 encePairwiseOnDemand]: 318/321 looper letters, 4 selfloop transitions, 3 changer transitions 1/73 dead transitions. [2021-04-29 02:11:57,238 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 81 places, 73 transitions, 184 flow [2021-04-29 02:11:57,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-29 02:11:57,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-04-29 02:11:57,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 977 transitions. [2021-04-29 02:11:57,243 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7609034267912772 [2021-04-29 02:11:57,244 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 977 transitions. [2021-04-29 02:11:57,244 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 977 transitions. [2021-04-29 02:11:57,245 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 02:11:57,245 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 977 transitions. [2021-04-29 02:11:57,249 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 244.25) internal successors, (977), 4 states have internal predecessors, (977), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 02:11:57,254 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 321.0) internal successors, (1605), 5 states have internal predecessors, (1605), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 02:11:57,256 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 321.0) internal successors, (1605), 5 states have internal predecessors, (1605), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 02:11:57,257 INFO L185 Difference]: Start difference. First operand has 78 places, 71 transitions, 164 flow. Second operand 4 states and 977 transitions. [2021-04-29 02:11:57,257 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 81 places, 73 transitions, 184 flow [2021-04-29 02:11:57,259 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 80 places, 73 transitions, 180 flow, removed 1 selfloop flow, removed 1 redundant places. [2021-04-29 02:11:57,262 INFO L241 Difference]: Finished difference. Result has 81 places, 71 transitions, 170 flow [2021-04-29 02:11:57,263 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=321, PETRI_DIFFERENCE_MINUEND_FLOW=160, PETRI_DIFFERENCE_MINUEND_PLACES=77, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=71, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=68, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=170, PETRI_PLACES=81, PETRI_TRANSITIONS=71} [2021-04-29 02:11:57,264 INFO L343 CegarLoopForPetriNet]: 144 programPoint places, -63 predicate places. [2021-04-29 02:11:57,264 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 02:11:57,264 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 81 places, 71 transitions, 170 flow [2021-04-29 02:11:57,265 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 81 places, 71 transitions, 170 flow [2021-04-29 02:11:57,265 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 81 places, 71 transitions, 170 flow [2021-04-29 02:11:57,278 INFO L129 PetriNetUnfolder]: 0/73 cut-off events. [2021-04-29 02:11:57,278 INFO L130 PetriNetUnfolder]: For 5/5 co-relation queries the response was YES. [2021-04-29 02:11:57,278 INFO L84 FinitePrefix]: Finished finitePrefix Result has 94 conditions, 73 events. 0/73 cut-off events. For 5/5 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 281 event pairs, 0 based on Foata normal form. 0/32 useless extension candidates. Maximal degree in co-relation 0. Up to 4 conditions per place. [2021-04-29 02:11:57,282 INFO L146 LiptonReduction]: Number of co-enabled transitions 2712 [2021-04-29 02:11:57,422 INFO L158 LiptonReduction]: Checked pairs total: 3794 [2021-04-29 02:11:57,423 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 02:11:57,424 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 160 [2021-04-29 02:11:57,434 INFO L480 AbstractCegarLoop]: Abstraction has has 81 places, 71 transitions, 170 flow [2021-04-29 02:11:57,439 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 243.4) internal successors, (1217), 5 states have internal predecessors, (1217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 02:11:57,440 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 02:11:57,440 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1] [2021-04-29 02:11:57,641 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 02:11:57,641 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 02:11:57,643 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 02:11:57,643 INFO L82 PathProgramCache]: Analyzing trace with hash 87861152, now seen corresponding path program 1 times [2021-04-29 02:11:57,644 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 02:11:57,644 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1828898251] [2021-04-29 02:11:57,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 02:11:57,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-04-29 02:11:57,702 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-04-29 02:11:57,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-04-29 02:11:57,759 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-04-29 02:11:57,781 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-04-29 02:11:57,781 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-04-29 02:11:57,784 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-04-29 02:11:57,785 WARN L342 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2021-04-29 02:11:57,786 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2021-04-29 02:11:57,818 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,819 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,819 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,819 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,820 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,820 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,821 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,821 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,821 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,822 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,822 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,822 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,822 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,822 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,823 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,823 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,823 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,823 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,824 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,824 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,824 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,824 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,824 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,824 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,825 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,825 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,825 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,825 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,826 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,826 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,826 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,826 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,826 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,826 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,827 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,827 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,827 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,827 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,828 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,828 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,828 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,828 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,828 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,828 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,829 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,829 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,829 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,829 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,829 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,830 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,830 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,830 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,830 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,831 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,831 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,831 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,831 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,831 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,840 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,840 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,841 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,841 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,841 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,841 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,841 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,842 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,842 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,842 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,842 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,842 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,842 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,842 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,843 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,843 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,843 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,843 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,846 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,846 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,847 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,847 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,847 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,847 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,847 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,847 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,848 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,848 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,848 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,848 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,848 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,849 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,849 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,849 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,849 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,849 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,849 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,850 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,850 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,850 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,850 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,850 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,850 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,850 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,851 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,851 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,851 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,851 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,851 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,851 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,851 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,852 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,852 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,852 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,852 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,852 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,853 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,853 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,854 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,854 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,854 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,854 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,854 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,855 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,855 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,857 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,858 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,858 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,858 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,858 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,859 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,860 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,860 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,860 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,863 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,863 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,863 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,863 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,864 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,864 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,864 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,864 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,864 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:11:57,871 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-04-29 02:11:57,871 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-04-29 02:11:57,873 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-04-29 02:11:57,873 INFO L377 AbstractCegarLoop]: Hoare is false [2021-04-29 02:11:57,873 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-04-29 02:11:57,873 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-04-29 02:11:57,873 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-04-29 02:11:57,873 INFO L381 AbstractCegarLoop]: Difference is false [2021-04-29 02:11:57,873 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-04-29 02:11:57,874 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-04-29 02:11:57,876 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 139 places, 158 transitions, 346 flow [2021-04-29 02:11:57,940 INFO L129 PetriNetUnfolder]: 50/331 cut-off events. [2021-04-29 02:11:57,941 INFO L130 PetriNetUnfolder]: For 19/19 co-relation queries the response was YES. [2021-04-29 02:11:57,947 INFO L84 FinitePrefix]: Finished finitePrefix Result has 359 conditions, 331 events. 50/331 cut-off events. For 19/19 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 1170 event pairs, 1 based on Foata normal form. 0/273 useless extension candidates. Maximal degree in co-relation 222. Up to 16 conditions per place. [2021-04-29 02:11:57,947 INFO L82 GeneralOperation]: Start removeDead. Operand has 139 places, 158 transitions, 346 flow [2021-04-29 02:11:57,955 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 139 places, 158 transitions, 346 flow [2021-04-29 02:11:57,956 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 02:11:57,956 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 139 places, 158 transitions, 346 flow [2021-04-29 02:11:57,957 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 139 places, 158 transitions, 346 flow [2021-04-29 02:11:57,958 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 139 places, 158 transitions, 346 flow [2021-04-29 02:11:58,024 INFO L129 PetriNetUnfolder]: 50/331 cut-off events. [2021-04-29 02:11:58,025 INFO L130 PetriNetUnfolder]: For 19/19 co-relation queries the response was YES. [2021-04-29 02:11:58,030 INFO L84 FinitePrefix]: Finished finitePrefix Result has 359 conditions, 331 events. 50/331 cut-off events. For 19/19 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 1181 event pairs, 1 based on Foata normal form. 0/273 useless extension candidates. Maximal degree in co-relation 222. Up to 16 conditions per place. [2021-04-29 02:11:58,065 INFO L146 LiptonReduction]: Number of co-enabled transitions 12702 [2021-04-29 02:12:08,566 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2021-04-29 02:12:09,168 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-04-29 02:12:09,368 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-04-29 02:12:10,578 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 41 [2021-04-29 02:12:10,752 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 41 [2021-04-29 02:12:10,991 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 50 [2021-04-29 02:12:11,247 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 50 [2021-04-29 02:12:11,513 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 53 [2021-04-29 02:12:11,788 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 53 [2021-04-29 02:12:13,934 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 41 [2021-04-29 02:12:14,107 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 41 [2021-04-29 02:12:14,409 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 69 [2021-04-29 02:12:14,516 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-04-29 02:12:14,759 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 69 [2021-04-29 02:12:14,869 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-04-29 02:12:15,112 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 65 [2021-04-29 02:12:15,216 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2021-04-29 02:12:15,442 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 65 [2021-04-29 02:12:15,546 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2021-04-29 02:12:15,822 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 71 [2021-04-29 02:12:15,935 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-04-29 02:12:16,239 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 71 [2021-04-29 02:12:16,358 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-04-29 02:12:16,572 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 57 [2021-04-29 02:12:16,870 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 57 [2021-04-29 02:12:17,194 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 61 [2021-04-29 02:12:17,519 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 61 [2021-04-29 02:12:17,920 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2021-04-29 02:12:18,115 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2021-04-29 02:12:18,472 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2021-04-29 02:12:18,577 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2021-04-29 02:12:18,696 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2021-04-29 02:12:18,808 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2021-04-29 02:12:19,568 WARN L205 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 79 [2021-04-29 02:12:19,716 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2021-04-29 02:12:20,043 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 79 [2021-04-29 02:12:20,202 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2021-04-29 02:12:20,606 WARN L205 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 85 [2021-04-29 02:12:20,775 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-04-29 02:12:21,151 WARN L205 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 85 [2021-04-29 02:12:21,317 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-04-29 02:12:21,661 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 82 [2021-04-29 02:12:21,816 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-29 02:12:22,155 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 82 [2021-04-29 02:12:22,319 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-29 02:12:22,864 WARN L205 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 103 [2021-04-29 02:12:23,097 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-04-29 02:12:23,659 WARN L205 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 103 [2021-04-29 02:12:23,918 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-04-29 02:12:24,383 WARN L205 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 94 [2021-04-29 02:12:24,616 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-29 02:12:25,055 WARN L205 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 94 [2021-04-29 02:12:25,263 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-29 02:12:25,698 WARN L205 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 94 [2021-04-29 02:12:25,912 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-29 02:12:26,376 WARN L205 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 94 [2021-04-29 02:12:26,583 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-29 02:12:27,044 WARN L205 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 94 [2021-04-29 02:12:27,259 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-29 02:12:27,709 WARN L205 SmtUtils]: Spent 448.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 94 [2021-04-29 02:12:27,866 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-29 02:12:28,190 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 91 [2021-04-29 02:12:28,327 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2021-04-29 02:12:28,695 WARN L205 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 91 [2021-04-29 02:12:28,850 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2021-04-29 02:12:29,360 WARN L205 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 105 [2021-04-29 02:12:29,574 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2021-04-29 02:12:30,052 WARN L205 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 105 [2021-04-29 02:12:30,274 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2021-04-29 02:12:30,619 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 88 [2021-04-29 02:12:30,776 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-29 02:12:31,129 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 88 [2021-04-29 02:12:31,281 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-29 02:12:31,477 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-29 02:12:31,588 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-29 02:12:31,702 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-29 02:12:31,940 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-29 02:12:32,054 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-29 02:12:32,178 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-29 02:12:32,293 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-29 02:12:32,748 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-29 02:12:32,851 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-29 02:12:32,974 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-29 02:12:33,087 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-29 02:12:33,190 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-04-29 02:12:33,385 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-04-29 02:12:33,746 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-04-29 02:12:33,949 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-04-29 02:12:34,165 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-04-29 02:12:34,383 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-04-29 02:12:34,564 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-04-29 02:12:34,731 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-04-29 02:12:34,907 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-04-29 02:12:35,077 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-04-29 02:12:35,294 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-04-29 02:12:35,483 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-04-29 02:12:35,703 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-04-29 02:12:35,894 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-04-29 02:12:36,091 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-29 02:12:36,265 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-29 02:12:36,453 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-29 02:12:36,642 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-29 02:12:36,908 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-29 02:12:37,160 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-04-29 02:12:37,468 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-29 02:12:37,728 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-04-29 02:12:37,857 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-29 02:12:37,980 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-29 02:12:38,111 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-29 02:12:38,226 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-29 02:12:38,425 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-04-29 02:12:38,624 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-04-29 02:12:38,812 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-04-29 02:12:39,006 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-04-29 02:12:39,161 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-29 02:12:39,324 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-29 02:12:39,517 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-29 02:12:39,669 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-29 02:12:39,871 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-04-29 02:12:40,065 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-04-29 02:12:40,265 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-04-29 02:12:40,450 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-04-29 02:12:40,646 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-29 02:12:40,827 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-29 02:12:41,028 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-29 02:12:41,223 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-29 02:12:41,497 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-29 02:12:41,762 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-29 02:12:42,068 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-29 02:12:42,367 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-29 02:12:42,458 INFO L158 LiptonReduction]: Checked pairs total: 98003 [2021-04-29 02:12:42,458 INFO L160 LiptonReduction]: Total number of compositions: 207 [2021-04-29 02:12:42,459 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 44503 [2021-04-29 02:12:42,472 INFO L129 PetriNetUnfolder]: 1/53 cut-off events. [2021-04-29 02:12:42,472 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-29 02:12:42,472 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 02:12:42,472 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2021-04-29 02:12:42,472 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 02:12:42,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 02:12:42,476 INFO L82 PathProgramCache]: Analyzing trace with hash 38811985, now seen corresponding path program 1 times [2021-04-29 02:12:42,476 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 02:12:42,476 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [902769382] [2021-04-29 02:12:42,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 02:12:42,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 02:12:42,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:12:42,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:12:42,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:12:42,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 02:12:42,508 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 02:12:42,508 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [902769382] [2021-04-29 02:12:42,508 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 02:12:42,508 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-04-29 02:12:42,508 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [757798137] [2021-04-29 02:12:42,508 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-29 02:12:42,509 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 02:12:42,509 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-29 02:12:42,509 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-29 02:12:42,511 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 270 out of 365 [2021-04-29 02:12:42,515 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 179 places, 198 transitions, 426 flow. Second operand has 3 states, 3 states have (on average 270.6666666666667) internal successors, (812), 3 states have internal predecessors, (812), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 02:12:42,515 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 02:12:42,515 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 270 of 365 [2021-04-29 02:12:42,516 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 02:12:42,645 INFO L129 PetriNetUnfolder]: 7/327 cut-off events. [2021-04-29 02:12:42,646 INFO L130 PetriNetUnfolder]: For 19/30 co-relation queries the response was YES. [2021-04-29 02:12:42,648 INFO L84 FinitePrefix]: Finished finitePrefix Result has 393 conditions, 327 events. 7/327 cut-off events. For 19/30 co-relation queries the response was YES. Maximal size of possible extension queue 34. Compared 2034 event pairs, 1 based on Foata normal form. 119/208 useless extension candidates. Maximal degree in co-relation 249. Up to 33 conditions per place. [2021-04-29 02:12:42,649 INFO L132 encePairwiseOnDemand]: 333/365 looper letters, 5 selfloop transitions, 2 changer transitions 77/179 dead transitions. [2021-04-29 02:12:42,649 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 179 places, 179 transitions, 428 flow [2021-04-29 02:12:42,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-29 02:12:42,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-04-29 02:12:42,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 864 transitions. [2021-04-29 02:12:42,653 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7890410958904109 [2021-04-29 02:12:42,653 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 864 transitions. [2021-04-29 02:12:42,653 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 864 transitions. [2021-04-29 02:12:42,654 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 02:12:42,654 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 864 transitions. [2021-04-29 02:12:42,657 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 288.0) internal successors, (864), 3 states have internal predecessors, (864), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 02:12:42,660 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 365.0) internal successors, (1460), 4 states have internal predecessors, (1460), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 02:12:42,662 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 365.0) internal successors, (1460), 4 states have internal predecessors, (1460), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 02:12:42,662 INFO L185 Difference]: Start difference. First operand has 179 places, 198 transitions, 426 flow. Second operand 3 states and 864 transitions. [2021-04-29 02:12:42,662 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 179 places, 179 transitions, 428 flow [2021-04-29 02:12:42,665 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 179 places, 179 transitions, 428 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-04-29 02:12:42,668 INFO L241 Difference]: Finished difference. Result has 180 places, 101 transitions, 233 flow [2021-04-29 02:12:42,669 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=365, PETRI_DIFFERENCE_MINUEND_FLOW=376, PETRI_DIFFERENCE_MINUEND_PLACES=177, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=173, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=171, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=233, PETRI_PLACES=180, PETRI_TRANSITIONS=101} [2021-04-29 02:12:42,669 INFO L343 CegarLoopForPetriNet]: 179 programPoint places, 1 predicate places. [2021-04-29 02:12:42,669 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 02:12:42,669 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 180 places, 101 transitions, 233 flow [2021-04-29 02:12:42,670 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 180 places, 101 transitions, 233 flow [2021-04-29 02:12:42,670 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 110 places, 101 transitions, 233 flow [2021-04-29 02:12:42,684 INFO L129 PetriNetUnfolder]: 0/111 cut-off events. [2021-04-29 02:12:42,685 INFO L130 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2021-04-29 02:12:42,685 INFO L84 FinitePrefix]: Finished finitePrefix Result has 137 conditions, 111 events. 0/111 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 492 event pairs, 0 based on Foata normal form. 0/57 useless extension candidates. Maximal degree in co-relation 0. Up to 7 conditions per place. [2021-04-29 02:12:42,690 INFO L146 LiptonReduction]: Number of co-enabled transitions 6720 [2021-04-29 02:12:43,932 INFO L158 LiptonReduction]: Checked pairs total: 19792 [2021-04-29 02:12:43,933 INFO L160 LiptonReduction]: Total number of compositions: 12 [2021-04-29 02:12:43,933 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1264 [2021-04-29 02:12:43,935 INFO L480 AbstractCegarLoop]: Abstraction has has 113 places, 104 transitions, 239 flow [2021-04-29 02:12:43,936 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 270.6666666666667) internal successors, (812), 3 states have internal predecessors, (812), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 02:12:43,936 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 02:12:43,936 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-04-29 02:12:43,936 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-04-29 02:12:43,936 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 02:12:43,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 02:12:43,937 INFO L82 PathProgramCache]: Analyzing trace with hash -1299232884, now seen corresponding path program 1 times [2021-04-29 02:12:43,937 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 02:12:43,937 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1990238048] [2021-04-29 02:12:43,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 02:12:43,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 02:12:43,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:12:43,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:12:43,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:12:43,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:12:43,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:12:43,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 02:12:43,983 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 02:12:43,983 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1990238048] [2021-04-29 02:12:43,983 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1858907746] [2021-04-29 02:12:43,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 02:12:44,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 02:12:44,053 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 3 conjunts are in the unsatisfiable core [2021-04-29 02:12:44,054 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 02:12:44,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:12:44,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:12:44,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:12:44,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:12:44,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:12:44,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:12:44,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:12:44,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:12:44,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:12:44,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:12:44,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:12:44,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:12:44,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:12:44,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:12:44,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:12:44,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:12:44,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:12:44,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:12:44,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:12:44,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:12:44,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:12:44,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:12:44,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:12:44,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:12:44,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:12:44,087 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 02:12:44,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:12:44,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 02:12:44,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 02:12:44,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:12:44,093 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 02:12:44,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:12:44,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 02:12:44,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 02:12:44,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:12:44,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:12:44,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:12:44,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:12:44,103 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-04-29 02:12:44,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 02:12:44,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:12:44,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 02:12:44,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:12:44,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 02:12:44,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:12:44,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 02:12:44,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:12:44,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 02:12:44,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:12:44,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 02:12:44,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:12:44,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 02:12:44,113 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 02:12:44,113 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 02:12:44,113 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 4 [2021-04-29 02:12:44,114 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [481266540] [2021-04-29 02:12:44,114 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-04-29 02:12:44,114 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 02:12:44,115 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-04-29 02:12:44,115 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-04-29 02:12:44,117 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 282 out of 377 [2021-04-29 02:12:44,119 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 113 places, 104 transitions, 239 flow. Second operand has 5 states, 5 states have (on average 283.4) internal successors, (1417), 5 states have internal predecessors, (1417), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 02:12:44,119 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 02:12:44,120 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 282 of 377 [2021-04-29 02:12:44,120 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 02:12:44,161 INFO L129 PetriNetUnfolder]: 0/111 cut-off events. [2021-04-29 02:12:44,161 INFO L130 PetriNetUnfolder]: For 10/10 co-relation queries the response was YES. [2021-04-29 02:12:44,162 INFO L84 FinitePrefix]: Finished finitePrefix Result has 148 conditions, 111 events. 0/111 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 477 event pairs, 0 based on Foata normal form. 1/49 useless extension candidates. Maximal degree in co-relation 0. Up to 8 conditions per place. [2021-04-29 02:12:44,162 INFO L132 encePairwiseOnDemand]: 374/377 looper letters, 6 selfloop transitions, 3 changer transitions 0/107 dead transitions. [2021-04-29 02:12:44,162 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 116 places, 107 transitions, 265 flow [2021-04-29 02:12:44,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-29 02:12:44,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-04-29 02:12:44,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1138 transitions. [2021-04-29 02:12:44,167 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7546419098143236 [2021-04-29 02:12:44,167 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 1138 transitions. [2021-04-29 02:12:44,168 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 1138 transitions. [2021-04-29 02:12:44,169 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 02:12:44,169 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 1138 transitions. [2021-04-29 02:12:44,172 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 284.5) internal successors, (1138), 4 states have internal predecessors, (1138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 02:12:44,177 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 377.0) internal successors, (1885), 5 states have internal predecessors, (1885), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 02:12:44,178 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 377.0) internal successors, (1885), 5 states have internal predecessors, (1885), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 02:12:44,179 INFO L185 Difference]: Start difference. First operand has 113 places, 104 transitions, 239 flow. Second operand 4 states and 1138 transitions. [2021-04-29 02:12:44,179 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 116 places, 107 transitions, 265 flow [2021-04-29 02:12:44,180 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 115 places, 107 transitions, 257 flow, removed 3 selfloop flow, removed 1 redundant places. [2021-04-29 02:12:44,183 INFO L241 Difference]: Finished difference. Result has 116 places, 105 transitions, 247 flow [2021-04-29 02:12:44,183 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=377, PETRI_DIFFERENCE_MINUEND_FLOW=231, PETRI_DIFFERENCE_MINUEND_PLACES=112, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=104, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=101, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=247, PETRI_PLACES=116, PETRI_TRANSITIONS=105} [2021-04-29 02:12:44,183 INFO L343 CegarLoopForPetriNet]: 179 programPoint places, -63 predicate places. [2021-04-29 02:12:44,184 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 02:12:44,184 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 116 places, 105 transitions, 247 flow [2021-04-29 02:12:44,184 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 116 places, 105 transitions, 247 flow [2021-04-29 02:12:44,185 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 116 places, 105 transitions, 247 flow [2021-04-29 02:12:44,198 INFO L129 PetriNetUnfolder]: 0/111 cut-off events. [2021-04-29 02:12:44,199 INFO L130 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2021-04-29 02:12:44,199 INFO L84 FinitePrefix]: Finished finitePrefix Result has 140 conditions, 111 events. 0/111 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 511 event pairs, 0 based on Foata normal form. 0/48 useless extension candidates. Maximal degree in co-relation 0. Up to 6 conditions per place. [2021-04-29 02:12:44,204 INFO L146 LiptonReduction]: Number of co-enabled transitions 7256 [2021-04-29 02:12:44,220 INFO L158 LiptonReduction]: Checked pairs total: 11106 [2021-04-29 02:12:44,221 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 02:12:44,221 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 37 [2021-04-29 02:12:44,223 INFO L480 AbstractCegarLoop]: Abstraction has has 116 places, 105 transitions, 247 flow [2021-04-29 02:12:44,225 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 283.4) internal successors, (1417), 5 states have internal predecessors, (1417), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 02:12:44,225 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 02:12:44,225 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1] [2021-04-29 02:12:44,438 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 02:12:44,438 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 02:12:44,439 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 02:12:44,439 INFO L82 PathProgramCache]: Analyzing trace with hash -1401527566, now seen corresponding path program 1 times [2021-04-29 02:12:44,439 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 02:12:44,439 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [834197229] [2021-04-29 02:12:44,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 02:12:44,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 02:12:44,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:12:44,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:12:44,489 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-04-29 02:12:44,489 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [834197229] [2021-04-29 02:12:44,490 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 02:12:44,490 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-04-29 02:12:44,490 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [377254067] [2021-04-29 02:12:44,490 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-29 02:12:44,490 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 02:12:44,491 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-29 02:12:44,491 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-29 02:12:44,493 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 257 out of 377 [2021-04-29 02:12:44,494 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 116 places, 105 transitions, 247 flow. Second operand has 3 states, 3 states have (on average 257.6666666666667) internal successors, (773), 3 states have internal predecessors, (773), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 02:12:44,494 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 02:12:44,494 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 257 of 377 [2021-04-29 02:12:44,494 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 02:12:46,064 INFO L129 PetriNetUnfolder]: 5985/12755 cut-off events. [2021-04-29 02:12:46,064 INFO L130 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2021-04-29 02:12:46,117 INFO L84 FinitePrefix]: Finished finitePrefix Result has 21517 conditions, 12755 events. 5985/12755 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 1173. Compared 133068 event pairs, 4621 based on Foata normal form. 24/5460 useless extension candidates. Maximal degree in co-relation 21493. Up to 8678 conditions per place. [2021-04-29 02:12:46,331 INFO L132 encePairwiseOnDemand]: 369/377 looper letters, 37 selfloop transitions, 10 changer transitions 0/120 dead transitions. [2021-04-29 02:12:46,331 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 118 places, 120 transitions, 371 flow [2021-04-29 02:12:46,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-29 02:12:46,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-04-29 02:12:46,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 801 transitions. [2021-04-29 02:12:46,336 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7082228116710876 [2021-04-29 02:12:46,336 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 801 transitions. [2021-04-29 02:12:46,336 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 801 transitions. [2021-04-29 02:12:46,337 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 02:12:46,337 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 801 transitions. [2021-04-29 02:12:46,341 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 267.0) internal successors, (801), 3 states have internal predecessors, (801), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 02:12:46,344 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 377.0) internal successors, (1508), 4 states have internal predecessors, (1508), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 02:12:46,347 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 377.0) internal successors, (1508), 4 states have internal predecessors, (1508), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 02:12:46,347 INFO L185 Difference]: Start difference. First operand has 116 places, 105 transitions, 247 flow. Second operand 3 states and 801 transitions. [2021-04-29 02:12:46,347 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 118 places, 120 transitions, 371 flow [2021-04-29 02:12:46,349 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 116 places, 120 transitions, 365 flow, removed 1 selfloop flow, removed 2 redundant places. [2021-04-29 02:12:46,352 INFO L241 Difference]: Finished difference. Result has 117 places, 114 transitions, 309 flow [2021-04-29 02:12:46,352 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=377, PETRI_DIFFERENCE_MINUEND_FLOW=241, PETRI_DIFFERENCE_MINUEND_PLACES=114, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=105, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=95, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=309, PETRI_PLACES=117, PETRI_TRANSITIONS=114} [2021-04-29 02:12:46,353 INFO L343 CegarLoopForPetriNet]: 179 programPoint places, -62 predicate places. [2021-04-29 02:12:46,353 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 02:12:46,354 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 117 places, 114 transitions, 309 flow [2021-04-29 02:12:46,354 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 117 places, 114 transitions, 309 flow [2021-04-29 02:12:46,355 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 117 places, 114 transitions, 309 flow [2021-04-29 02:12:46,454 INFO L129 PetriNetUnfolder]: 234/928 cut-off events. [2021-04-29 02:12:46,454 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-04-29 02:12:46,460 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1340 conditions, 928 events. 234/928 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 108. Compared 7958 event pairs, 117 based on Foata normal form. 0/353 useless extension candidates. Maximal degree in co-relation 1317. Up to 376 conditions per place. [2021-04-29 02:12:46,486 INFO L146 LiptonReduction]: Number of co-enabled transitions 7682 [2021-04-29 02:12:46,575 INFO L158 LiptonReduction]: Checked pairs total: 10494 [2021-04-29 02:12:46,575 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 02:12:46,576 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 223 [2021-04-29 02:12:46,578 INFO L480 AbstractCegarLoop]: Abstraction has has 117 places, 114 transitions, 309 flow [2021-04-29 02:12:46,579 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 257.6666666666667) internal successors, (773), 3 states have internal predecessors, (773), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 02:12:46,579 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 02:12:46,579 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 3, 1, 1, 1, 1, 1] [2021-04-29 02:12:46,579 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-04-29 02:12:46,579 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 02:12:46,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 02:12:46,580 INFO L82 PathProgramCache]: Analyzing trace with hash -499969909, now seen corresponding path program 1 times [2021-04-29 02:12:46,580 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 02:12:46,580 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2097429497] [2021-04-29 02:12:46,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 02:12:46,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-04-29 02:12:46,596 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-04-29 02:12:46,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-04-29 02:12:46,609 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-04-29 02:12:46,617 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-04-29 02:12:46,617 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-04-29 02:12:46,618 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-04-29 02:12:46,618 WARN L342 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2021-04-29 02:12:46,618 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2021-04-29 02:12:46,631 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,632 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,632 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,632 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,632 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,632 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,632 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,632 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,633 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,633 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,633 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,633 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,633 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,633 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,634 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,634 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,634 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,634 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,634 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,634 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,635 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,635 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,635 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,635 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,635 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,635 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,635 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,636 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,636 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,636 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,636 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,636 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,636 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,636 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,637 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,637 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,637 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,637 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,637 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,638 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,638 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,638 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,638 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,638 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,638 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,638 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,639 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,639 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,639 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,639 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,639 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,639 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,640 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,640 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,640 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,640 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,640 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,640 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,641 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,641 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,641 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,641 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,641 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,641 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,641 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,641 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,642 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,642 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,642 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,642 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,642 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,642 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,642 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,643 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,643 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,643 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,643 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,643 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,644 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,644 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,644 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,644 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,644 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,644 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,644 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,644 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,645 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,645 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,645 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,645 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,645 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,645 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,646 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,646 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,646 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,646 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,646 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,646 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,646 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,647 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,647 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,647 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,647 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,647 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,647 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,648 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,648 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,648 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,648 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,648 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,648 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,648 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,649 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,649 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,649 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,649 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,649 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,649 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,650 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,650 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,650 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,650 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,650 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,650 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,650 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,651 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,651 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,651 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,651 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,651 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,651 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,652 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,652 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,652 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,652 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,652 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,652 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,652 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,653 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,653 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,653 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,653 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,653 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,653 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,653 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,654 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,654 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,654 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,654 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,654 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,654 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,655 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,655 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,655 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,655 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,656 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,656 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,656 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,656 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,656 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,656 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,658 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,658 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,658 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,659 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,659 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,659 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,659 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,659 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,659 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,661 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,661 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,661 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,661 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,662 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,662 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,662 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,662 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,662 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,664 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,664 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,664 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,664 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,664 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,665 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,665 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,665 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,665 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:12:46,671 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-04-29 02:12:46,671 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-04-29 02:12:46,672 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-04-29 02:12:46,672 INFO L377 AbstractCegarLoop]: Hoare is false [2021-04-29 02:12:46,673 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-04-29 02:12:46,673 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-04-29 02:12:46,673 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-04-29 02:12:46,673 INFO L381 AbstractCegarLoop]: Difference is false [2021-04-29 02:12:46,673 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-04-29 02:12:46,673 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-04-29 02:12:46,675 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 165 places, 189 transitions, 422 flow [2021-04-29 02:12:46,750 INFO L129 PetriNetUnfolder]: 81/512 cut-off events. [2021-04-29 02:12:46,750 INFO L130 PetriNetUnfolder]: For 48/48 co-relation queries the response was YES. [2021-04-29 02:12:46,757 INFO L84 FinitePrefix]: Finished finitePrefix Result has 567 conditions, 512 events. 81/512 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 2040 event pairs, 6 based on Foata normal form. 0/426 useless extension candidates. Maximal degree in co-relation 351. Up to 32 conditions per place. [2021-04-29 02:12:46,758 INFO L82 GeneralOperation]: Start removeDead. Operand has 165 places, 189 transitions, 422 flow [2021-04-29 02:12:46,763 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 165 places, 189 transitions, 422 flow [2021-04-29 02:12:46,764 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 02:12:46,764 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 165 places, 189 transitions, 422 flow [2021-04-29 02:12:46,764 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 165 places, 189 transitions, 422 flow [2021-04-29 02:12:46,766 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 165 places, 189 transitions, 422 flow [2021-04-29 02:12:46,833 INFO L129 PetriNetUnfolder]: 81/512 cut-off events. [2021-04-29 02:12:46,833 INFO L130 PetriNetUnfolder]: For 48/48 co-relation queries the response was YES. [2021-04-29 02:12:46,840 INFO L84 FinitePrefix]: Finished finitePrefix Result has 567 conditions, 512 events. 81/512 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 2085 event pairs, 6 based on Foata normal form. 0/426 useless extension candidates. Maximal degree in co-relation 351. Up to 32 conditions per place. [2021-04-29 02:12:46,861 INFO L146 LiptonReduction]: Number of co-enabled transitions 20648 [2021-04-29 02:12:58,055 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 53 [2021-04-29 02:12:58,288 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 53 [2021-04-29 02:12:58,468 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 41 [2021-04-29 02:12:58,620 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 41 [2021-04-29 02:12:58,822 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 50 [2021-04-29 02:12:59,040 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 50 [2021-04-29 02:13:01,412 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 71 [2021-04-29 02:13:01,519 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-04-29 02:13:01,751 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 71 [2021-04-29 02:13:02,052 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 61 [2021-04-29 02:13:02,329 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 61 [2021-04-29 02:13:02,526 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 41 [2021-04-29 02:13:02,685 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 41 [2021-04-29 02:13:02,944 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 65 [2021-04-29 02:13:03,257 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 65 [2021-04-29 02:13:03,560 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 69 [2021-04-29 02:13:03,898 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 69 [2021-04-29 02:13:04,000 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-04-29 02:13:04,174 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 57 [2021-04-29 02:13:04,425 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 57 [2021-04-29 02:13:05,806 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2021-04-29 02:13:06,535 WARN L205 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 94 [2021-04-29 02:13:06,701 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-29 02:13:07,075 WARN L205 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 94 [2021-04-29 02:13:07,250 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-29 02:13:07,542 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 79 [2021-04-29 02:13:07,666 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2021-04-29 02:13:07,954 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 79 [2021-04-29 02:13:08,079 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2021-04-29 02:13:08,473 WARN L205 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 91 [2021-04-29 02:13:08,643 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2021-04-29 02:13:09,025 WARN L205 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 91 [2021-04-29 02:13:09,199 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2021-04-29 02:13:09,600 WARN L205 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 94 [2021-04-29 02:13:09,791 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-29 02:13:10,197 WARN L205 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 94 [2021-04-29 02:13:10,375 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-29 02:13:10,797 WARN L205 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 94 [2021-04-29 02:13:10,982 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-29 02:13:11,384 WARN L205 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 94 [2021-04-29 02:13:11,571 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-29 02:13:12,115 WARN L205 SmtUtils]: Spent 541.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 103 [2021-04-29 02:13:12,361 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-04-29 02:13:12,890 WARN L205 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 103 [2021-04-29 02:13:13,120 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-04-29 02:13:13,492 WARN L205 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 85 [2021-04-29 02:13:13,666 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-04-29 02:13:14,068 WARN L205 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 85 [2021-04-29 02:13:14,237 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-04-29 02:13:14,614 WARN L205 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 88 [2021-04-29 02:13:14,804 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-29 02:13:15,192 WARN L205 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 88 [2021-04-29 02:13:15,369 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-29 02:13:15,714 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 82 [2021-04-29 02:13:15,877 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-29 02:13:16,240 WARN L205 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 82 [2021-04-29 02:13:16,397 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-29 02:13:17,005 WARN L205 SmtUtils]: Spent 606.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 105 [2021-04-29 02:13:17,285 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2021-04-29 02:13:17,891 WARN L205 SmtUtils]: Spent 604.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 105 [2021-04-29 02:13:18,166 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2021-04-29 02:13:18,656 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-29 02:13:18,794 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-29 02:13:18,943 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-29 02:13:19,082 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-29 02:13:19,535 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-29 02:13:19,661 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-29 02:13:19,801 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-29 02:13:19,936 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-29 02:13:20,069 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-04-29 02:13:20,183 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-29 02:13:20,355 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-04-29 02:13:20,487 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-29 02:13:20,633 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-29 02:13:20,768 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-29 02:13:20,904 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-29 02:13:21,049 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-29 02:13:21,392 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-04-29 02:13:21,619 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-04-29 02:13:21,877 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-04-29 02:13:22,115 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-04-29 02:13:22,337 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-29 02:13:22,570 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-29 02:13:22,806 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-29 02:13:23,026 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-29 02:13:23,324 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-04-29 02:13:23,607 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-04-29 02:13:23,896 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-04-29 02:13:24,168 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-04-29 02:13:24,457 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-04-29 02:13:24,749 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-04-29 02:13:25,041 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-04-29 02:13:25,313 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-04-29 02:13:25,596 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-04-29 02:13:25,887 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-04-29 02:13:26,171 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-04-29 02:13:26,465 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-04-29 02:13:26,859 WARN L205 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-29 02:13:27,226 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-29 02:13:27,609 WARN L205 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-29 02:13:28,018 WARN L205 SmtUtils]: Spent 407.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-29 02:13:28,289 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-04-29 02:13:28,554 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-04-29 02:13:28,828 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-04-29 02:13:29,083 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-04-29 02:13:29,414 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-29 02:13:29,667 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-29 02:13:29,965 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-29 02:13:30,234 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-29 02:13:30,636 WARN L205 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-29 02:13:30,988 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-04-29 02:13:31,415 WARN L205 SmtUtils]: Spent 425.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-29 02:13:31,818 WARN L205 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-04-29 02:13:32,094 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-29 02:13:32,365 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-29 02:13:32,643 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-29 02:13:32,919 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-29 02:13:33,099 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-29 02:13:33,269 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-29 02:13:33,464 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-29 02:13:33,641 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-29 02:13:33,783 INFO L158 LiptonReduction]: Checked pairs total: 166426 [2021-04-29 02:13:33,783 INFO L160 LiptonReduction]: Total number of compositions: 235 [2021-04-29 02:13:33,784 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 47020 [2021-04-29 02:13:33,797 INFO L129 PetriNetUnfolder]: 2/67 cut-off events. [2021-04-29 02:13:33,797 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-29 02:13:33,797 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 02:13:33,798 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2021-04-29 02:13:33,798 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 02:13:33,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 02:13:33,798 INFO L82 PathProgramCache]: Analyzing trace with hash 53025885, now seen corresponding path program 1 times [2021-04-29 02:13:33,798 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 02:13:33,799 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1373134338] [2021-04-29 02:13:33,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 02:13:33,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 02:13:33,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:13:33,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:13:33,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:13:33,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 02:13:33,834 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 02:13:33,834 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1373134338] [2021-04-29 02:13:33,834 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 02:13:33,834 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-04-29 02:13:33,834 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1474611026] [2021-04-29 02:13:33,835 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-29 02:13:33,835 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 02:13:33,835 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-29 02:13:33,835 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-29 02:13:33,837 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 315 out of 424 [2021-04-29 02:13:33,840 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 219 places, 243 transitions, 530 flow. Second operand has 3 states, 3 states have (on average 315.6666666666667) internal successors, (947), 3 states have internal predecessors, (947), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 02:13:33,840 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 02:13:33,840 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 315 of 424 [2021-04-29 02:13:33,840 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 02:13:34,017 INFO L129 PetriNetUnfolder]: 20/512 cut-off events. [2021-04-29 02:13:34,017 INFO L130 PetriNetUnfolder]: For 48/67 co-relation queries the response was YES. [2021-04-29 02:13:34,022 INFO L84 FinitePrefix]: Finished finitePrefix Result has 615 conditions, 512 events. 20/512 cut-off events. For 48/67 co-relation queries the response was YES. Maximal size of possible extension queue 40. Compared 3474 event pairs, 6 based on Foata normal form. 234/378 useless extension candidates. Maximal degree in co-relation 395. Up to 43 conditions per place. [2021-04-29 02:13:34,023 INFO L132 encePairwiseOnDemand]: 386/424 looper letters, 5 selfloop transitions, 2 changer transitions 78/218 dead transitions. [2021-04-29 02:13:34,023 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 219 places, 218 transitions, 520 flow [2021-04-29 02:13:34,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-29 02:13:34,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-04-29 02:13:34,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1005 transitions. [2021-04-29 02:13:34,031 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7900943396226415 [2021-04-29 02:13:34,031 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1005 transitions. [2021-04-29 02:13:34,031 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1005 transitions. [2021-04-29 02:13:34,032 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 02:13:34,032 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1005 transitions. [2021-04-29 02:13:34,035 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 335.0) internal successors, (1005), 3 states have internal predecessors, (1005), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 02:13:34,038 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 424.0) internal successors, (1696), 4 states have internal predecessors, (1696), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 02:13:34,039 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 424.0) internal successors, (1696), 4 states have internal predecessors, (1696), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 02:13:34,039 INFO L185 Difference]: Start difference. First operand has 219 places, 243 transitions, 530 flow. Second operand 3 states and 1005 transitions. [2021-04-29 02:13:34,040 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 219 places, 218 transitions, 520 flow [2021-04-29 02:13:34,045 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 219 places, 218 transitions, 520 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-04-29 02:13:34,052 INFO L241 Difference]: Finished difference. Result has 220 places, 139 transitions, 320 flow [2021-04-29 02:13:34,053 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=424, PETRI_DIFFERENCE_MINUEND_FLOW=468, PETRI_DIFFERENCE_MINUEND_PLACES=217, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=212, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=210, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=320, PETRI_PLACES=220, PETRI_TRANSITIONS=139} [2021-04-29 02:13:34,055 INFO L343 CegarLoopForPetriNet]: 219 programPoint places, 1 predicate places. [2021-04-29 02:13:34,055 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 02:13:34,056 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 220 places, 139 transitions, 320 flow [2021-04-29 02:13:34,056 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 220 places, 139 transitions, 320 flow [2021-04-29 02:13:34,057 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 150 places, 139 transitions, 320 flow [2021-04-29 02:13:34,077 INFO L129 PetriNetUnfolder]: 0/154 cut-off events. [2021-04-29 02:13:34,077 INFO L130 PetriNetUnfolder]: For 16/16 co-relation queries the response was YES. [2021-04-29 02:13:34,077 INFO L84 FinitePrefix]: Finished finitePrefix Result has 189 conditions, 154 events. 0/154 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 759 event pairs, 0 based on Foata normal form. 0/75 useless extension candidates. Maximal degree in co-relation 0. Up to 9 conditions per place. [2021-04-29 02:13:34,084 INFO L146 LiptonReduction]: Number of co-enabled transitions 14068 [2021-04-29 02:13:36,223 INFO L158 LiptonReduction]: Checked pairs total: 65318 [2021-04-29 02:13:36,224 INFO L160 LiptonReduction]: Total number of compositions: 22 [2021-04-29 02:13:36,224 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2169 [2021-04-29 02:13:36,228 INFO L480 AbstractCegarLoop]: Abstraction has has 155 places, 144 transitions, 330 flow [2021-04-29 02:13:36,229 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 315.6666666666667) internal successors, (947), 3 states have internal predecessors, (947), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 02:13:36,229 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 02:13:36,229 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-04-29 02:13:36,229 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-04-29 02:13:36,229 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 02:13:36,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 02:13:36,229 INFO L82 PathProgramCache]: Analyzing trace with hash 949778560, now seen corresponding path program 1 times [2021-04-29 02:13:36,230 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 02:13:36,230 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [591467456] [2021-04-29 02:13:36,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 02:13:36,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 02:13:36,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:13:36,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:13:36,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:13:36,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:13:36,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:13:36,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 02:13:36,269 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 02:13:36,270 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [591467456] [2021-04-29 02:13:36,270 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [923608320] [2021-04-29 02:13:36,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 02:13:36,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 02:13:36,448 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 3 conjunts are in the unsatisfiable core [2021-04-29 02:13:36,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 02:13:36,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:13:36,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:13:36,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:13:36,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:13:36,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:13:36,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:13:36,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:13:36,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:13:36,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:13:36,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:13:36,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:13:36,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:13:36,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:13:36,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:13:36,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:13:36,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:13:36,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:13:36,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:13:36,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:13:36,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:13:36,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:13:36,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:13:36,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:13:36,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:13:36,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:13:36,489 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 02:13:36,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:13:36,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 02:13:36,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 02:13:36,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:13:36,498 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 02:13:36,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:13:36,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 02:13:36,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 02:13:36,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:13:36,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:13:36,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:13:36,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:13:36,513 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-04-29 02:13:36,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 02:13:36,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:13:36,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 02:13:36,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:13:36,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 02:13:36,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:13:36,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 02:13:36,523 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:13:36,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 02:13:36,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:13:36,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 02:13:36,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:13:36,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 02:13:36,530 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 02:13:36,531 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 02:13:36,531 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 4 [2021-04-29 02:13:36,531 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [49736147] [2021-04-29 02:13:36,532 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-04-29 02:13:36,532 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 02:13:36,532 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-04-29 02:13:36,533 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-04-29 02:13:36,535 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 337 out of 446 [2021-04-29 02:13:36,538 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 155 places, 144 transitions, 330 flow. Second operand has 5 states, 5 states have (on average 338.4) internal successors, (1692), 5 states have internal predecessors, (1692), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 02:13:36,538 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 02:13:36,538 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 337 of 446 [2021-04-29 02:13:36,538 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 02:13:36,609 INFO L129 PetriNetUnfolder]: 0/156 cut-off events. [2021-04-29 02:13:36,609 INFO L130 PetriNetUnfolder]: For 20/20 co-relation queries the response was YES. [2021-04-29 02:13:36,609 INFO L84 FinitePrefix]: Finished finitePrefix Result has 205 conditions, 156 events. 0/156 cut-off events. For 20/20 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 779 event pairs, 0 based on Foata normal form. 1/65 useless extension candidates. Maximal degree in co-relation 0. Up to 11 conditions per place. [2021-04-29 02:13:36,610 INFO L132 encePairwiseOnDemand]: 443/446 looper letters, 6 selfloop transitions, 3 changer transitions 0/147 dead transitions. [2021-04-29 02:13:36,610 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 158 places, 147 transitions, 356 flow [2021-04-29 02:13:36,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-29 02:13:36,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-04-29 02:13:36,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1358 transitions. [2021-04-29 02:13:36,616 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7612107623318386 [2021-04-29 02:13:36,617 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 1358 transitions. [2021-04-29 02:13:36,617 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 1358 transitions. [2021-04-29 02:13:36,618 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 02:13:36,618 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 1358 transitions. [2021-04-29 02:13:36,622 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 339.5) internal successors, (1358), 4 states have internal predecessors, (1358), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 02:13:36,627 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 446.0) internal successors, (2230), 5 states have internal predecessors, (2230), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 02:13:36,628 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 446.0) internal successors, (2230), 5 states have internal predecessors, (2230), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 02:13:36,628 INFO L185 Difference]: Start difference. First operand has 155 places, 144 transitions, 330 flow. Second operand 4 states and 1358 transitions. [2021-04-29 02:13:36,628 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 158 places, 147 transitions, 356 flow [2021-04-29 02:13:36,630 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 157 places, 147 transitions, 342 flow, removed 6 selfloop flow, removed 1 redundant places. [2021-04-29 02:13:36,633 INFO L241 Difference]: Finished difference. Result has 158 places, 145 transitions, 332 flow [2021-04-29 02:13:36,634 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=446, PETRI_DIFFERENCE_MINUEND_FLOW=316, PETRI_DIFFERENCE_MINUEND_PLACES=154, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=144, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=141, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=332, PETRI_PLACES=158, PETRI_TRANSITIONS=145} [2021-04-29 02:13:36,634 INFO L343 CegarLoopForPetriNet]: 219 programPoint places, -61 predicate places. [2021-04-29 02:13:36,634 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 02:13:36,634 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 158 places, 145 transitions, 332 flow [2021-04-29 02:13:36,635 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 158 places, 145 transitions, 332 flow [2021-04-29 02:13:36,636 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 158 places, 145 transitions, 332 flow [2021-04-29 02:13:36,658 INFO L129 PetriNetUnfolder]: 0/156 cut-off events. [2021-04-29 02:13:36,659 INFO L130 PetriNetUnfolder]: For 9/9 co-relation queries the response was YES. [2021-04-29 02:13:36,659 INFO L84 FinitePrefix]: Finished finitePrefix Result has 193 conditions, 156 events. 0/156 cut-off events. For 9/9 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 800 event pairs, 0 based on Foata normal form. 0/64 useless extension candidates. Maximal degree in co-relation 0. Up to 8 conditions per place. [2021-04-29 02:13:36,666 INFO L146 LiptonReduction]: Number of co-enabled transitions 15244 [2021-04-29 02:13:36,697 INFO L158 LiptonReduction]: Checked pairs total: 23642 [2021-04-29 02:13:36,697 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 02:13:36,697 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 63 [2021-04-29 02:13:36,702 INFO L480 AbstractCegarLoop]: Abstraction has has 158 places, 145 transitions, 332 flow [2021-04-29 02:13:36,703 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 338.4) internal successors, (1692), 5 states have internal predecessors, (1692), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 02:13:36,704 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 02:13:36,704 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1] [2021-04-29 02:13:36,917 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2021-04-29 02:13:36,918 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 02:13:36,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 02:13:36,919 INFO L82 PathProgramCache]: Analyzing trace with hash 1413061886, now seen corresponding path program 1 times [2021-04-29 02:13:36,919 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 02:13:36,919 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2070372481] [2021-04-29 02:13:36,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 02:13:36,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 02:13:36,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:13:36,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:13:36,971 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-04-29 02:13:36,971 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2070372481] [2021-04-29 02:13:36,972 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 02:13:36,972 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-04-29 02:13:36,972 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [82935516] [2021-04-29 02:13:36,972 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-29 02:13:36,972 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 02:13:36,973 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-29 02:13:36,973 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-29 02:13:36,975 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 301 out of 446 [2021-04-29 02:13:36,979 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 158 places, 145 transitions, 332 flow. Second operand has 3 states, 3 states have (on average 301.6666666666667) internal successors, (905), 3 states have internal predecessors, (905), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 02:13:36,979 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 02:13:36,979 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 301 of 446 [2021-04-29 02:13:36,979 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 02:14:06,651 INFO L129 PetriNetUnfolder]: 113293/200968 cut-off events. [2021-04-29 02:14:06,652 INFO L130 PetriNetUnfolder]: For 9/9 co-relation queries the response was YES. [2021-04-29 02:14:07,740 INFO L84 FinitePrefix]: Finished finitePrefix Result has 350614 conditions, 200968 events. 113293/200968 cut-off events. For 9/9 co-relation queries the response was YES. Maximal size of possible extension queue 13086. Compared 2418521 event pairs, 92633 based on Foata normal form. 79/82073 useless extension candidates. Maximal degree in co-relation 350589. Up to 149392 conditions per place. [2021-04-29 02:14:09,465 INFO L132 encePairwiseOnDemand]: 436/446 looper letters, 51 selfloop transitions, 14 changer transitions 0/166 dead transitions. [2021-04-29 02:14:09,465 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 160 places, 166 transitions, 504 flow [2021-04-29 02:14:09,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-29 02:14:09,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-04-29 02:14:09,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 942 transitions. [2021-04-29 02:14:09,473 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7040358744394619 [2021-04-29 02:14:09,474 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 942 transitions. [2021-04-29 02:14:09,474 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 942 transitions. [2021-04-29 02:14:09,475 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 02:14:09,475 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 942 transitions. [2021-04-29 02:14:09,481 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 314.0) internal successors, (942), 3 states have internal predecessors, (942), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 02:14:09,485 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 446.0) internal successors, (1784), 4 states have internal predecessors, (1784), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 02:14:09,486 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 446.0) internal successors, (1784), 4 states have internal predecessors, (1784), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 02:14:09,486 INFO L185 Difference]: Start difference. First operand has 158 places, 145 transitions, 332 flow. Second operand 3 states and 942 transitions. [2021-04-29 02:14:09,487 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 160 places, 166 transitions, 504 flow [2021-04-29 02:14:09,488 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 158 places, 166 transitions, 498 flow, removed 1 selfloop flow, removed 2 redundant places. [2021-04-29 02:14:09,492 INFO L241 Difference]: Finished difference. Result has 159 places, 158 transitions, 422 flow [2021-04-29 02:14:09,492 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=446, PETRI_DIFFERENCE_MINUEND_FLOW=326, PETRI_DIFFERENCE_MINUEND_PLACES=156, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=145, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=131, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=422, PETRI_PLACES=159, PETRI_TRANSITIONS=158} [2021-04-29 02:14:09,492 INFO L343 CegarLoopForPetriNet]: 219 programPoint places, -60 predicate places. [2021-04-29 02:14:09,493 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 02:14:09,493 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 159 places, 158 transitions, 422 flow [2021-04-29 02:14:09,493 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 159 places, 158 transitions, 422 flow [2021-04-29 02:14:09,495 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 159 places, 158 transitions, 422 flow [2021-04-29 02:14:10,126 INFO L129 PetriNetUnfolder]: 1818/7374 cut-off events. [2021-04-29 02:14:10,127 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2021-04-29 02:14:10,189 INFO L84 FinitePrefix]: Finished finitePrefix Result has 9977 conditions, 7374 events. 1818/7374 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 780. Compared 92784 event pairs, 1125 based on Foata normal form. 0/2623 useless extension candidates. Maximal degree in co-relation 9953. Up to 2555 conditions per place. [2021-04-29 02:14:10,443 INFO L146 LiptonReduction]: Number of co-enabled transitions 16186 [2021-04-29 02:14:10,473 INFO L158 LiptonReduction]: Checked pairs total: 22527 [2021-04-29 02:14:10,473 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 02:14:10,474 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 981 [2021-04-29 02:14:10,479 INFO L480 AbstractCegarLoop]: Abstraction has has 159 places, 158 transitions, 422 flow [2021-04-29 02:14:10,480 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 301.6666666666667) internal successors, (905), 3 states have internal predecessors, (905), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 02:14:10,480 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 02:14:10,481 INFO L263 CegarLoopForPetriNet]: trace histogram [4, 4, 1, 1, 1, 1, 1, 1] [2021-04-29 02:14:10,481 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-04-29 02:14:10,481 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 02:14:10,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 02:14:10,482 INFO L82 PathProgramCache]: Analyzing trace with hash 1004670214, now seen corresponding path program 1 times [2021-04-29 02:14:10,482 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 02:14:10,482 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1504374882] [2021-04-29 02:14:10,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 02:14:10,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-04-29 02:14:10,502 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-04-29 02:14:10,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-04-29 02:14:10,521 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-04-29 02:14:10,536 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-04-29 02:14:10,536 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-04-29 02:14:10,537 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-04-29 02:14:10,537 WARN L342 ceAbstractionStarter]: 4 thread instances were not sufficient, I will increase this number and restart the analysis [2021-04-29 02:14:10,537 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 5 thread instances. [2021-04-29 02:14:10,568 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,568 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,568 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,568 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,568 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,568 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,569 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,569 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,569 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,569 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,570 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,570 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,570 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,570 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,570 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,571 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,571 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,571 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,571 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,571 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,572 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,572 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,572 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,572 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,572 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,572 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,572 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,573 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,573 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,573 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,573 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,573 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,573 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,574 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,574 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,574 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,574 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,574 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,575 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,575 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,575 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,575 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,575 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,577 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,577 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,577 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,578 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,578 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,578 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,578 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,578 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,579 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,579 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,579 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,579 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,579 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,580 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,580 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,580 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,580 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,580 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,580 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,581 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,581 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,581 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,581 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,581 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,581 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,581 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,582 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,582 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,582 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,582 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,582 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,582 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,583 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,583 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,583 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,583 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,583 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,583 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,584 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,584 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,584 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,584 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,584 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,584 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,584 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,585 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,585 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,585 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,585 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,585 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,586 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,586 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,586 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,586 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,586 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,586 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,587 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,587 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,587 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,587 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,587 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,587 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,588 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,588 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,588 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,588 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,588 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,588 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,588 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,589 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,589 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,589 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,589 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,590 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,590 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,590 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,590 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,590 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,590 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,590 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,591 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,591 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,591 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,591 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,591 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,591 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,591 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,592 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,592 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,592 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,592 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,592 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,593 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,593 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,593 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,593 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,593 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,593 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,593 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,594 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,594 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,594 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,594 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,594 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,594 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,594 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,594 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,595 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,595 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,595 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,595 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,595 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,596 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,596 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,596 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,596 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,596 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,596 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,596 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,596 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,597 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,597 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,597 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,597 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,597 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,597 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,598 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,598 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,598 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,598 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,598 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,598 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,598 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,599 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,599 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,599 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,599 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,599 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,600 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,600 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,600 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,600 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,600 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,600 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,600 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,601 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,601 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,601 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,602 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,602 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,602 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,602 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,602 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,603 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,603 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,603 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,605 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,606 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,606 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,606 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,606 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,606 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,607 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,607 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,607 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,610 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,611 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,611 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,611 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,611 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,611 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,611 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,612 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,612 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,614 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,615 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,615 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,615 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,615 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,615 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,616 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,616 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,616 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,618 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,618 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,618 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,618 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,619 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_lock_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,619 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,619 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,619 WARN L313 ript$VariableManager]: TermVariabe |t_funThread5of5ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,620 WARN L313 ript$VariableManager]: TermVariabe t_funThread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 02:14:10,630 INFO L149 ThreadInstanceAdder]: Constructed 5 joinOtherThreadTransitions. [2021-04-29 02:14:10,631 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-04-29 02:14:10,634 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-04-29 02:14:10,634 INFO L377 AbstractCegarLoop]: Hoare is false [2021-04-29 02:14:10,634 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-04-29 02:14:10,634 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-04-29 02:14:10,635 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-04-29 02:14:10,635 INFO L381 AbstractCegarLoop]: Difference is false [2021-04-29 02:14:10,635 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-04-29 02:14:10,635 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-04-29 02:14:10,638 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 191 places, 220 transitions, 500 flow [2021-04-29 02:14:10,756 INFO L129 PetriNetUnfolder]: 140/825 cut-off events. [2021-04-29 02:14:10,757 INFO L130 PetriNetUnfolder]: For 110/110 co-relation queries the response was YES. [2021-04-29 02:14:10,774 INFO L84 FinitePrefix]: Finished finitePrefix Result has 936 conditions, 825 events. 140/825 cut-off events. For 110/110 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 3979 event pairs, 23 based on Foata normal form. 0/695 useless extension candidates. Maximal degree in co-relation 557. Up to 80 conditions per place. [2021-04-29 02:14:10,774 INFO L82 GeneralOperation]: Start removeDead. Operand has 191 places, 220 transitions, 500 flow [2021-04-29 02:14:10,787 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 191 places, 220 transitions, 500 flow [2021-04-29 02:14:10,787 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 02:14:10,787 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 191 places, 220 transitions, 500 flow [2021-04-29 02:14:10,788 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 191 places, 220 transitions, 500 flow [2021-04-29 02:14:10,789 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 191 places, 220 transitions, 500 flow [2021-04-29 02:14:10,905 INFO L129 PetriNetUnfolder]: 140/825 cut-off events. [2021-04-29 02:14:10,905 INFO L130 PetriNetUnfolder]: For 110/110 co-relation queries the response was YES. [2021-04-29 02:14:10,917 INFO L84 FinitePrefix]: Finished finitePrefix Result has 936 conditions, 825 events. 140/825 cut-off events. For 110/110 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 3939 event pairs, 23 based on Foata normal form. 0/695 useless extension candidates. Maximal degree in co-relation 557. Up to 80 conditions per place. [2021-04-29 02:14:10,951 INFO L146 LiptonReduction]: Number of co-enabled transitions 30450 [2021-04-29 02:14:30,095 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-04-29 02:14:30,214 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2021-04-29 02:14:30,349 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-04-29 02:14:30,459 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2021-04-29 02:14:30,577 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2021-04-29 02:14:30,793 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2021-04-29 02:14:31,034 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-04-29 02:14:31,162 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2021-04-29 02:14:31,295 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-04-29 02:14:31,414 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2021-04-29 02:14:31,530 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2021-04-29 02:14:31,636 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2021-04-29 02:14:31,758 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2021-04-29 02:14:31,962 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2021-04-29 02:14:33,210 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 53 [2021-04-29 02:14:33,315 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2021-04-29 02:14:33,582 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 53 [2021-04-29 02:14:33,699 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2021-04-29 02:14:33,951 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 50 [2021-04-29 02:14:34,060 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2021-04-29 02:14:34,293 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 50 [2021-04-29 02:14:34,565 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 41 [2021-04-29 02:14:34,806 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 41 [2021-04-29 02:14:36,140 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-29 02:14:36,244 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2021-04-29 02:14:36,357 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-29 02:14:36,461 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2021-04-29 02:14:36,571 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2021-04-29 02:14:36,769 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2021-04-29 02:14:40,794 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 65 [2021-04-29 02:14:40,937 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2021-04-29 02:14:41,271 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 65 [2021-04-29 02:14:41,407 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2021-04-29 02:14:41,592 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 41 [2021-04-29 02:14:41,836 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 41 [2021-04-29 02:14:42,222 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 61 [2021-04-29 02:14:42,362 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2021-04-29 02:14:42,671 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 61 [2021-04-29 02:14:42,796 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2021-04-29 02:14:43,135 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 69 [2021-04-29 02:14:43,292 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-04-29 02:14:43,615 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 69 [2021-04-29 02:14:43,778 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-04-29 02:14:44,144 WARN L205 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 71 [2021-04-29 02:14:44,310 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-04-29 02:14:44,678 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 71 [2021-04-29 02:14:44,836 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-04-29 02:14:45,145 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 57 [2021-04-29 02:14:45,273 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2021-04-29 02:14:45,548 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 57 [2021-04-29 02:14:45,661 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2021-04-29 02:14:46,246 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2021-04-29 02:14:46,497 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2021-04-29 02:14:46,665 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2021-04-29 02:14:46,811 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2021-04-29 02:14:47,199 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2021-04-29 02:14:47,359 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2021-04-29 02:14:47,541 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2021-04-29 02:14:47,705 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2021-04-29 02:14:47,922 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2021-04-29 02:14:48,041 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2021-04-29 02:14:48,146 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2021-04-29 02:14:48,900 WARN L205 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 88 [2021-04-29 02:14:49,163 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-29 02:14:49,717 WARN L205 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 88 [2021-04-29 02:14:49,984 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-29 02:14:50,605 WARN L205 SmtUtils]: Spent 617.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 94 [2021-04-29 02:14:50,898 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-29 02:14:51,517 WARN L205 SmtUtils]: Spent 618.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 94 [2021-04-29 02:14:51,812 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-29 02:14:52,677 WARN L205 SmtUtils]: Spent 862.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 103 [2021-04-29 02:14:53,055 WARN L205 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-04-29 02:14:53,875 WARN L205 SmtUtils]: Spent 818.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 103 [2021-04-29 02:14:54,271 WARN L205 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-04-29 02:14:55,147 WARN L205 SmtUtils]: Spent 873.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 105 [2021-04-29 02:14:55,537 WARN L205 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2021-04-29 02:14:56,429 WARN L205 SmtUtils]: Spent 888.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 105 [2021-04-29 02:14:56,816 WARN L205 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2021-04-29 02:14:57,491 WARN L205 SmtUtils]: Spent 672.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 91 [2021-04-29 02:14:57,786 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2021-04-29 02:14:58,412 WARN L205 SmtUtils]: Spent 624.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 91 [2021-04-29 02:14:58,681 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2021-04-29 02:14:59,178 WARN L205 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 79 [2021-04-29 02:14:59,415 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2021-04-29 02:14:59,949 WARN L205 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 79 [2021-04-29 02:15:00,193 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2021-04-29 02:15:00,808 WARN L205 SmtUtils]: Spent 610.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 94 [2021-04-29 02:15:01,120 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-29 02:15:01,767 WARN L205 SmtUtils]: Spent 644.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 94 [2021-04-29 02:15:02,075 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-29 02:15:02,623 WARN L205 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 85 [2021-04-29 02:15:02,869 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-04-29 02:15:03,459 WARN L205 SmtUtils]: Spent 588.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 85 [2021-04-29 02:15:03,723 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-04-29 02:15:04,268 WARN L205 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 82 [2021-04-29 02:15:04,524 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-29 02:15:05,099 WARN L205 SmtUtils]: Spent 573.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 82 [2021-04-29 02:15:05,354 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-29 02:15:06,058 WARN L205 SmtUtils]: Spent 701.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 94 [2021-04-29 02:15:06,353 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-29 02:15:06,978 WARN L205 SmtUtils]: Spent 623.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 94 [2021-04-29 02:15:07,299 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-29 02:15:07,749 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2021-04-29 02:15:07,872 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2021-04-29 02:15:07,995 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2021-04-29 02:15:08,107 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2021-04-29 02:15:08,347 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-29 02:15:08,577 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-29 02:15:08,814 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-29 02:15:09,061 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-29 02:15:09,277 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-04-29 02:15:09,480 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-29 02:15:09,680 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-04-29 02:15:09,957 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-29 02:15:10,186 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-29 02:15:10,401 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-29 02:15:10,620 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-29 02:15:10,820 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-29 02:15:11,305 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-29 02:15:11,516 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-29 02:15:11,749 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-29 02:15:11,955 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-29 02:15:12,666 WARN L205 SmtUtils]: Spent 569.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-29 02:15:13,258 WARN L205 SmtUtils]: Spent 590.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-29 02:15:13,890 WARN L205 SmtUtils]: Spent 629.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-29 02:15:14,520 WARN L205 SmtUtils]: Spent 628.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-29 02:15:14,965 WARN L205 SmtUtils]: Spent 441.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-04-29 02:15:15,442 WARN L205 SmtUtils]: Spent 475.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-04-29 02:15:15,883 WARN L205 SmtUtils]: Spent 439.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-04-29 02:15:16,313 WARN L205 SmtUtils]: Spent 427.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-04-29 02:15:16,755 WARN L205 SmtUtils]: Spent 440.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-29 02:15:17,167 WARN L205 SmtUtils]: Spent 409.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-29 02:15:17,615 WARN L205 SmtUtils]: Spent 446.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-29 02:15:18,054 WARN L205 SmtUtils]: Spent 436.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-29 02:15:18,311 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-29 02:15:18,562 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-29 02:15:18,806 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-29 02:15:19,056 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-29 02:15:19,468 WARN L205 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-29 02:15:19,795 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-29 02:15:20,172 WARN L205 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-29 02:15:20,536 WARN L205 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-29 02:15:20,898 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-04-29 02:15:21,242 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-04-29 02:15:21,656 WARN L205 SmtUtils]: Spent 412.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-04-29 02:15:22,012 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-04-29 02:15:22,465 WARN L205 SmtUtils]: Spent 450.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-04-29 02:15:22,898 WARN L205 SmtUtils]: Spent 430.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-04-29 02:15:23,332 WARN L205 SmtUtils]: Spent 432.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-04-29 02:15:23,808 WARN L205 SmtUtils]: Spent 473.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-04-29 02:15:24,437 WARN L205 SmtUtils]: Spent 626.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-29 02:15:25,052 WARN L205 SmtUtils]: Spent 612.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-04-29 02:15:25,694 WARN L205 SmtUtils]: Spent 640.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-29 02:15:26,329 WARN L205 SmtUtils]: Spent 633.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-04-29 02:15:26,760 WARN L205 SmtUtils]: Spent 428.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-29 02:15:27,143 WARN L205 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-29 02:15:27,539 WARN L205 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-29 02:15:27,908 WARN L205 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-29 02:15:28,353 WARN L205 SmtUtils]: Spent 442.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-04-29 02:15:28,784 WARN L205 SmtUtils]: Spent 428.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-04-29 02:15:29,231 WARN L205 SmtUtils]: Spent 444.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-04-29 02:15:29,645 WARN L205 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-04-29 02:15:30,091 WARN L205 SmtUtils]: Spent 444.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-04-29 02:15:30,525 WARN L205 SmtUtils]: Spent 432.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-04-29 02:15:31,010 WARN L205 SmtUtils]: Spent 483.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-04-29 02:15:31,504 WARN L205 SmtUtils]: Spent 492.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-04-29 02:15:31,779 INFO L158 LiptonReduction]: Checked pairs total: 251388 [2021-04-29 02:15:31,779 INFO L160 LiptonReduction]: Total number of compositions: 258 [2021-04-29 02:15:31,780 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 80993 [2021-04-29 02:15:31,797 INFO L129 PetriNetUnfolder]: 2/67 cut-off events. [2021-04-29 02:15:31,797 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-29 02:15:31,798 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 02:15:31,798 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2021-04-29 02:15:31,798 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 02:15:31,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 02:15:31,798 INFO L82 PathProgramCache]: Analyzing trace with hash 69216903, now seen corresponding path program 1 times [2021-04-29 02:15:31,798 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 02:15:31,799 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1600157725] [2021-04-29 02:15:31,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 02:15:31,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 02:15:31,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:15:31,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:15:31,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:15:31,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 02:15:31,834 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 02:15:31,834 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1600157725] [2021-04-29 02:15:31,835 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 02:15:31,835 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-04-29 02:15:31,835 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [980129223] [2021-04-29 02:15:31,835 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-29 02:15:31,835 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 02:15:31,836 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-29 02:15:31,836 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-29 02:15:31,839 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 354 out of 478 [2021-04-29 02:15:31,840 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 253 places, 283 transitions, 626 flow. Second operand has 3 states, 3 states have (on average 354.6666666666667) internal successors, (1064), 3 states have internal predecessors, (1064), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 02:15:31,841 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 02:15:31,841 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 354 of 478 [2021-04-29 02:15:31,841 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 02:15:32,115 INFO L129 PetriNetUnfolder]: 53/815 cut-off events. [2021-04-29 02:15:32,116 INFO L130 PetriNetUnfolder]: For 110/135 co-relation queries the response was YES. [2021-04-29 02:15:32,125 INFO L84 FinitePrefix]: Finished finitePrefix Result has 984 conditions, 815 events. 53/815 cut-off events. For 110/135 co-relation queries the response was YES. Maximal size of possible extension queue 52. Compared 5999 event pairs, 23 based on Foata normal form. 374/617 useless extension candidates. Maximal degree in co-relation 612. Up to 80 conditions per place. [2021-04-29 02:15:32,127 INFO L132 encePairwiseOnDemand]: 433/478 looper letters, 5 selfloop transitions, 2 changer transitions 79/251 dead transitions. [2021-04-29 02:15:32,127 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 253 places, 251 transitions, 602 flow [2021-04-29 02:15:32,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-29 02:15:32,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-04-29 02:15:32,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1129 transitions. [2021-04-29 02:15:32,137 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7873082287308228 [2021-04-29 02:15:32,137 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1129 transitions. [2021-04-29 02:15:32,137 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1129 transitions. [2021-04-29 02:15:32,138 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 02:15:32,138 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1129 transitions. [2021-04-29 02:15:32,142 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 376.3333333333333) internal successors, (1129), 3 states have internal predecessors, (1129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 02:15:32,146 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 478.0) internal successors, (1912), 4 states have internal predecessors, (1912), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 02:15:32,147 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 478.0) internal successors, (1912), 4 states have internal predecessors, (1912), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 02:15:32,147 INFO L185 Difference]: Start difference. First operand has 253 places, 283 transitions, 626 flow. Second operand 3 states and 1129 transitions. [2021-04-29 02:15:32,147 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 253 places, 251 transitions, 602 flow [2021-04-29 02:15:32,150 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 253 places, 251 transitions, 602 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-04-29 02:15:32,153 INFO L241 Difference]: Finished difference. Result has 254 places, 171 transitions, 397 flow [2021-04-29 02:15:32,154 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=478, PETRI_DIFFERENCE_MINUEND_FLOW=550, PETRI_DIFFERENCE_MINUEND_PLACES=251, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=245, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=243, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=397, PETRI_PLACES=254, PETRI_TRANSITIONS=171} [2021-04-29 02:15:32,154 INFO L343 CegarLoopForPetriNet]: 253 programPoint places, 1 predicate places. [2021-04-29 02:15:32,154 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 02:15:32,154 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 254 places, 171 transitions, 397 flow [2021-04-29 02:15:32,155 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 254 places, 171 transitions, 397 flow [2021-04-29 02:15:32,156 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 184 places, 171 transitions, 397 flow [2021-04-29 02:15:32,179 INFO L129 PetriNetUnfolder]: 0/191 cut-off events. [2021-04-29 02:15:32,179 INFO L130 PetriNetUnfolder]: For 30/30 co-relation queries the response was YES. [2021-04-29 02:15:32,179 INFO L84 FinitePrefix]: Finished finitePrefix Result has 236 conditions, 191 events. 0/191 cut-off events. For 30/30 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 1011 event pairs, 0 based on Foata normal form. 0/93 useless extension candidates. Maximal degree in co-relation 0. Up to 11 conditions per place. [2021-04-29 02:15:32,186 INFO L146 LiptonReduction]: Number of co-enabled transitions 22564 [2021-04-29 02:15:38,860 INFO L158 LiptonReduction]: Checked pairs total: 107282 [2021-04-29 02:15:38,860 INFO L160 LiptonReduction]: Total number of compositions: 28 [2021-04-29 02:15:38,861 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 6707 [2021-04-29 02:15:38,873 INFO L480 AbstractCegarLoop]: Abstraction has has 191 places, 178 transitions, 411 flow [2021-04-29 02:15:38,874 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 354.6666666666667) internal successors, (1064), 3 states have internal predecessors, (1064), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 02:15:38,874 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 02:15:38,875 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-04-29 02:15:38,875 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-04-29 02:15:38,875 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 02:15:38,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 02:15:38,875 INFO L82 PathProgramCache]: Analyzing trace with hash 1967823441, now seen corresponding path program 1 times [2021-04-29 02:15:38,876 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 02:15:38,876 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [639797479] [2021-04-29 02:15:38,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 02:15:38,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 02:15:38,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:15:38,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:15:38,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:15:38,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:15:38,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:15:38,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 02:15:38,953 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 02:15:38,953 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [639797479] [2021-04-29 02:15:38,953 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [898473015] [2021-04-29 02:15:38,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 02:15:39,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 02:15:39,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 3 conjunts are in the unsatisfiable core [2021-04-29 02:15:39,097 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 02:15:39,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:15:39,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:15:39,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:15:39,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:15:39,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:15:39,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:15:39,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:15:39,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:15:39,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:15:39,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:15:39,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:15:39,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:15:39,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:15:39,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:15:39,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:15:39,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:15:39,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:15:39,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:15:39,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:15:39,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:15:39,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:15:39,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:15:39,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:15:39,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:15:39,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:15:39,178 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 02:15:39,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:15:39,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 02:15:39,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 02:15:39,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:15:39,195 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 02:15:39,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:15:39,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 02:15:39,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 02:15:39,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:15:39,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:15:39,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:15:39,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:15:39,222 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-04-29 02:15:39,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 02:15:39,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:15:39,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 02:15:39,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:15:39,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 02:15:39,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:15:39,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 02:15:39,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:15:39,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 02:15:39,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:15:39,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 02:15:39,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:15:39,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 02:15:39,248 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 02:15:39,249 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 02:15:39,249 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 4 [2021-04-29 02:15:39,249 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [502343041] [2021-04-29 02:15:39,249 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-04-29 02:15:39,250 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 02:15:39,250 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-04-29 02:15:39,251 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-04-29 02:15:39,255 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 382 out of 506 [2021-04-29 02:15:39,258 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 191 places, 178 transitions, 411 flow. Second operand has 5 states, 5 states have (on average 383.4) internal successors, (1917), 5 states have internal predecessors, (1917), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 02:15:39,259 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 02:15:39,259 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 382 of 506 [2021-04-29 02:15:39,259 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 02:15:39,379 INFO L129 PetriNetUnfolder]: 0/195 cut-off events. [2021-04-29 02:15:39,379 INFO L130 PetriNetUnfolder]: For 35/35 co-relation queries the response was YES. [2021-04-29 02:15:39,380 INFO L84 FinitePrefix]: Finished finitePrefix Result has 257 conditions, 195 events. 0/195 cut-off events. For 35/35 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 1093 event pairs, 0 based on Foata normal form. 1/81 useless extension candidates. Maximal degree in co-relation 0. Up to 14 conditions per place. [2021-04-29 02:15:39,381 INFO L132 encePairwiseOnDemand]: 503/506 looper letters, 6 selfloop transitions, 3 changer transitions 0/181 dead transitions. [2021-04-29 02:15:39,381 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 194 places, 181 transitions, 437 flow [2021-04-29 02:15:39,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-29 02:15:39,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-04-29 02:15:39,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1538 transitions. [2021-04-29 02:15:39,394 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7598814229249012 [2021-04-29 02:15:39,395 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 1538 transitions. [2021-04-29 02:15:39,395 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 1538 transitions. [2021-04-29 02:15:39,397 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 02:15:39,397 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 1538 transitions. [2021-04-29 02:15:39,404 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 384.5) internal successors, (1538), 4 states have internal predecessors, (1538), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 02:15:39,412 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 506.0) internal successors, (2530), 5 states have internal predecessors, (2530), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 02:15:39,415 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 506.0) internal successors, (2530), 5 states have internal predecessors, (2530), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 02:15:39,415 INFO L185 Difference]: Start difference. First operand has 191 places, 178 transitions, 411 flow. Second operand 4 states and 1538 transitions. [2021-04-29 02:15:39,415 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 194 places, 181 transitions, 437 flow [2021-04-29 02:15:39,418 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 193 places, 181 transitions, 415 flow, removed 10 selfloop flow, removed 1 redundant places. [2021-04-29 02:15:39,421 INFO L241 Difference]: Finished difference. Result has 194 places, 179 transitions, 405 flow [2021-04-29 02:15:39,422 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=506, PETRI_DIFFERENCE_MINUEND_FLOW=389, PETRI_DIFFERENCE_MINUEND_PLACES=190, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=178, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=175, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=405, PETRI_PLACES=194, PETRI_TRANSITIONS=179} [2021-04-29 02:15:39,422 INFO L343 CegarLoopForPetriNet]: 253 programPoint places, -59 predicate places. [2021-04-29 02:15:39,422 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 02:15:39,423 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 194 places, 179 transitions, 405 flow [2021-04-29 02:15:39,423 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 194 places, 179 transitions, 405 flow [2021-04-29 02:15:39,424 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 194 places, 179 transitions, 405 flow [2021-04-29 02:15:39,475 INFO L129 PetriNetUnfolder]: 0/195 cut-off events. [2021-04-29 02:15:39,476 INFO L130 PetriNetUnfolder]: For 11/11 co-relation queries the response was YES. [2021-04-29 02:15:39,476 INFO L84 FinitePrefix]: Finished finitePrefix Result has 240 conditions, 195 events. 0/195 cut-off events. For 11/11 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 1059 event pairs, 0 based on Foata normal form. 0/80 useless extension candidates. Maximal degree in co-relation 0. Up to 10 conditions per place. [2021-04-29 02:15:39,491 INFO L146 LiptonReduction]: Number of co-enabled transitions 24628 [2021-04-29 02:15:39,567 INFO L158 LiptonReduction]: Checked pairs total: 38576 [2021-04-29 02:15:39,567 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 02:15:39,567 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 145 [2021-04-29 02:15:39,579 INFO L480 AbstractCegarLoop]: Abstraction has has 194 places, 179 transitions, 405 flow [2021-04-29 02:15:39,581 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 383.4) internal successors, (1917), 5 states have internal predecessors, (1917), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 02:15:39,581 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 02:15:39,581 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1] [2021-04-29 02:15:39,794 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 02:15:39,795 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 02:15:39,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 02:15:39,796 INFO L82 PathProgramCache]: Analyzing trace with hash -1363167800, now seen corresponding path program 1 times [2021-04-29 02:15:39,796 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 02:15:39,796 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1988318186] [2021-04-29 02:15:39,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 02:15:39,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 02:15:39,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 02:15:39,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 02:15:39,851 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-04-29 02:15:39,851 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1988318186] [2021-04-29 02:15:39,852 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 02:15:39,852 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-04-29 02:15:39,852 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [362558086] [2021-04-29 02:15:39,853 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-29 02:15:39,853 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 02:15:39,853 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-29 02:15:39,854 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-29 02:15:39,857 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 342 out of 506 [2021-04-29 02:15:39,860 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 194 places, 179 transitions, 405 flow. Second operand has 3 states, 3 states have (on average 342.6666666666667) internal successors, (1028), 3 states have internal predecessors, (1028), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 02:15:39,860 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 02:15:39,860 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 342 of 506 [2021-04-29 02:15:39,860 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown