/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-NoLbe-Before.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-ext/35_double_lock_p3_vs.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-bf34d27 [2022-01-19 04:27:55,697 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-01-19 04:27:55,699 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-01-19 04:27:55,745 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-01-19 04:27:55,745 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-01-19 04:27:55,755 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-01-19 04:27:55,758 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-01-19 04:27:55,763 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-01-19 04:27:55,764 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-01-19 04:27:55,764 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-01-19 04:27:55,765 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-01-19 04:27:55,765 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-01-19 04:27:55,765 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-01-19 04:27:55,766 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-01-19 04:27:55,767 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-01-19 04:27:55,767 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-01-19 04:27:55,768 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-01-19 04:27:55,768 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-01-19 04:27:55,769 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-01-19 04:27:55,770 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-01-19 04:27:55,772 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-01-19 04:27:55,777 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-01-19 04:27:55,778 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-01-19 04:27:55,780 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-01-19 04:27:55,787 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-01-19 04:27:55,789 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-01-19 04:27:55,790 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-01-19 04:27:55,790 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-01-19 04:27:55,790 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-01-19 04:27:55,791 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-01-19 04:27:55,791 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-01-19 04:27:55,791 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-01-19 04:27:55,791 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-01-19 04:27:55,792 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-01-19 04:27:55,792 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-01-19 04:27:55,792 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-01-19 04:27:55,796 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-NoLbe-Before.epf [2022-01-19 04:27:55,815 INFO L113 SettingsManager]: Loading preferences was successful [2022-01-19 04:27:55,816 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-01-19 04:27:55,816 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-01-19 04:27:55,816 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-01-19 04:27:55,817 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-01-19 04:27:55,817 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-01-19 04:27:55,817 INFO L138 SettingsManager]: * Use SBE=true [2022-01-19 04:27:55,817 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-01-19 04:27:55,817 INFO L138 SettingsManager]: * sizeof long=4 [2022-01-19 04:27:55,817 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-01-19 04:27:55,817 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-01-19 04:27:55,817 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-01-19 04:27:55,817 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-01-19 04:27:55,817 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-01-19 04:27:55,817 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-01-19 04:27:55,817 INFO L138 SettingsManager]: * sizeof long double=12 [2022-01-19 04:27:55,818 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-01-19 04:27:55,818 INFO L138 SettingsManager]: * Use constant arrays=true [2022-01-19 04:27:55,818 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-01-19 04:27:55,818 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-01-19 04:27:55,818 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-01-19 04:27:55,818 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-01-19 04:27:55,818 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-01-19 04:27:55,818 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-19 04:27:55,818 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-01-19 04:27:55,818 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-01-19 04:27:55,818 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-01-19 04:27:55,818 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-01-19 04:27:55,819 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-01-19 04:27:55,819 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-01-19 04:27:55,819 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-01-19 04:27:55,819 INFO L138 SettingsManager]: * When to check the insufficient erros location relative to the other error locations=BEFORE [2022-01-19 04:27:55,823 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-01-19 04:27:55,961 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-01-19 04:27:55,978 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-01-19 04:27:55,980 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-01-19 04:27:55,981 INFO L271 PluginConnector]: Initializing CDTParser... [2022-01-19 04:27:55,981 INFO L275 PluginConnector]: CDTParser initialized [2022-01-19 04:27:55,982 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-ext/35_double_lock_p3_vs.i [2022-01-19 04:27:56,032 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/19f6cf7ad/7e82631a07384031bb047f02ec7b14e8/FLAG6a67054f0 [2022-01-19 04:27:56,404 INFO L306 CDTParser]: Found 1 translation units. [2022-01-19 04:27:56,404 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/35_double_lock_p3_vs.i [2022-01-19 04:27:56,419 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/19f6cf7ad/7e82631a07384031bb047f02ec7b14e8/FLAG6a67054f0 [2022-01-19 04:27:56,427 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/19f6cf7ad/7e82631a07384031bb047f02ec7b14e8 [2022-01-19 04:27:56,429 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-01-19 04:27:56,430 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-01-19 04:27:56,431 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-01-19 04:27:56,431 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-01-19 04:27:56,436 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-01-19 04:27:56,436 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.01 04:27:56" (1/1) ... [2022-01-19 04:27:56,437 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@213ed512 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 04:27:56, skipping insertion in model container [2022-01-19 04:27:56,437 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.01 04:27:56" (1/1) ... [2022-01-19 04:27:56,441 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-01-19 04:27:56,461 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-19 04:27:56,651 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/35_double_lock_p3_vs.i[30553,30566] [2022-01-19 04:27:56,656 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-19 04:27:56,661 INFO L203 MainTranslator]: Completed pre-run [2022-01-19 04:27:56,685 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/35_double_lock_p3_vs.i[30553,30566] [2022-01-19 04:27:56,687 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-19 04:27:56,708 INFO L208 MainTranslator]: Completed translation [2022-01-19 04:27:56,708 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 04:27:56 WrapperNode [2022-01-19 04:27:56,709 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-01-19 04:27:56,709 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-01-19 04:27:56,709 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-01-19 04:27:56,709 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-01-19 04:27:56,714 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 04:27:56" (1/1) ... [2022-01-19 04:27:56,722 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 04:27:56" (1/1) ... [2022-01-19 04:27:56,742 INFO L137 Inliner]: procedures = 172, calls = 27, calls flagged for inlining = 11, calls inlined = 15, statements flattened = 125 [2022-01-19 04:27:56,742 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-01-19 04:27:56,743 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-01-19 04:27:56,743 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-01-19 04:27:56,743 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-01-19 04:27:56,748 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 04:27:56" (1/1) ... [2022-01-19 04:27:56,748 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 04:27:56" (1/1) ... [2022-01-19 04:27:56,763 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 04:27:56" (1/1) ... [2022-01-19 04:27:56,764 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 04:27:56" (1/1) ... [2022-01-19 04:27:56,767 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 04:27:56" (1/1) ... [2022-01-19 04:27:56,770 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 04:27:56" (1/1) ... [2022-01-19 04:27:56,771 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 04:27:56" (1/1) ... [2022-01-19 04:27:56,773 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-01-19 04:27:56,773 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-01-19 04:27:56,773 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-01-19 04:27:56,773 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-01-19 04:27:56,783 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 04:27:56" (1/1) ... [2022-01-19 04:27:56,788 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-19 04:27:56,796 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-19 04:27:56,805 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-01-19 04:27:56,821 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-01-19 04:27:56,836 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-01-19 04:27:56,836 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2022-01-19 04:27:56,837 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2022-01-19 04:27:56,837 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-01-19 04:27:56,837 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-01-19 04:27:56,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-01-19 04:27:56,837 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-01-19 04:27:56,837 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-01-19 04:27:56,838 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-01-19 04:27:56,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-01-19 04:27:56,838 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-01-19 04:27:56,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-01-19 04:27:56,839 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-01-19 04:27:56,909 INFO L234 CfgBuilder]: Building ICFG [2022-01-19 04:27:56,911 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-01-19 04:27:57,077 INFO L275 CfgBuilder]: Performing block encoding [2022-01-19 04:27:57,170 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-01-19 04:27:57,170 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-01-19 04:27:57,172 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.01 04:27:57 BoogieIcfgContainer [2022-01-19 04:27:57,172 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-01-19 04:27:57,180 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-01-19 04:27:57,180 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-01-19 04:27:57,182 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-01-19 04:27:57,183 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.01 04:27:56" (1/3) ... [2022-01-19 04:27:57,183 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f1f151f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.01 04:27:57, skipping insertion in model container [2022-01-19 04:27:57,183 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 04:27:56" (2/3) ... [2022-01-19 04:27:57,184 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f1f151f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.01 04:27:57, skipping insertion in model container [2022-01-19 04:27:57,184 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.01 04:27:57" (3/3) ... [2022-01-19 04:27:57,185 INFO L111 eAbstractionObserver]: Analyzing ICFG 35_double_lock_p3_vs.i [2022-01-19 04:27:57,189 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-01-19 04:27:57,189 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-01-19 04:27:57,189 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-01-19 04:27:57,239 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,240 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,240 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,240 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,240 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,240 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,241 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,241 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,241 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,243 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,244 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,244 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,244 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,244 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,244 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,245 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,245 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,247 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,247 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,247 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,247 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,247 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,248 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_my_thread1_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,248 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_my_thread1_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,248 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_my_thread1_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,248 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_my_thread1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,248 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_my_thread1_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,248 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_my_thread1_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,248 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_my_thread1_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,249 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_my_thread1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,249 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0___VERIFIER_atomic_acquire_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,249 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0___VERIFIER_atomic_acquire_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,249 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,249 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0___VERIFIER_atomic_acquire_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,249 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,249 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0___VERIFIER_atomic_acquire_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,249 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0___VERIFIER_atomic_acquire_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,250 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0___VERIFIER_atomic_acquire_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,251 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0___VERIFIER_atomic_acquire_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,251 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,251 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0___VERIFIER_atomic_acquire_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,251 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,251 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0___VERIFIER_atomic_acquire_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,251 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0___VERIFIER_atomic_acquire_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,251 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_my_thread1_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,251 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_my_thread1_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,251 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_my_thread1_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,252 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_my_thread1_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,252 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_my_thread1_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,252 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_my_thread1_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,252 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_my_thread1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,252 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_my_thread1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,252 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_my_thread1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,253 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_my_thread1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,253 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_my_thread1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,253 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_my_thread1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,253 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,253 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,253 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,253 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0___VERIFIER_atomic_release_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,253 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,254 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,254 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,254 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,254 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,254 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,254 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0___VERIFIER_atomic_release_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,254 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,255 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,255 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,255 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0___VERIFIER_atomic_acquire_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,255 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0___VERIFIER_atomic_acquire_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,255 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,255 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0___VERIFIER_atomic_acquire_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,256 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,256 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0___VERIFIER_atomic_acquire_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,256 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0___VERIFIER_atomic_acquire_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,256 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0___VERIFIER_atomic_acquire_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,256 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0___VERIFIER_atomic_acquire_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,256 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,256 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0___VERIFIER_atomic_acquire_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,256 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,257 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0___VERIFIER_atomic_acquire_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,257 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0___VERIFIER_atomic_acquire_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,257 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_my_thread1_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,257 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_my_thread1_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,257 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_my_thread1_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,258 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_my_thread1_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,259 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_my_thread1_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,259 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_my_thread1_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,259 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_my_thread1_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,259 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_my_thread1_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,260 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_my_thread1_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,260 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_my_thread1_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,262 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_my_thread1_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,262 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_my_thread1_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,262 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,262 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,262 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,262 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0___VERIFIER_atomic_release_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,262 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,263 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,263 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,263 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,263 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,263 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,263 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0___VERIFIER_atomic_release_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,263 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,263 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,264 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,264 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,264 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,264 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,264 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,265 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,265 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,266 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,266 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,266 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,266 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,266 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,266 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,266 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1___VERIFIER_atomic_acquire_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,266 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1___VERIFIER_atomic_acquire_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,266 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1___VERIFIER_atomic_acquire_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,266 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1___VERIFIER_atomic_acquire_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,267 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,267 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1___VERIFIER_atomic_acquire_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,267 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,267 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1___VERIFIER_atomic_acquire_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,267 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1___VERIFIER_atomic_acquire_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,267 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1___VERIFIER_atomic_acquire_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,267 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1___VERIFIER_atomic_acquire_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,267 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,267 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1___VERIFIER_atomic_acquire_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,268 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,269 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1___VERIFIER_atomic_release_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,269 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1___VERIFIER_atomic_release_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,269 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1___VERIFIER_atomic_release_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,269 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,269 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1___VERIFIER_atomic_release_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,269 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,270 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1___VERIFIER_atomic_release_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,270 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1___VERIFIER_atomic_release_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,270 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1___VERIFIER_atomic_release_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,270 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1___VERIFIER_atomic_release_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,270 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,271 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1___VERIFIER_atomic_release_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,271 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,271 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1___VERIFIER_atomic_release_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,273 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,273 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_my_thread1_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,273 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,273 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,274 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,274 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0___VERIFIER_atomic_acquire_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,274 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0___VERIFIER_atomic_release_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,274 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0___VERIFIER_atomic_acquire_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,274 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0___VERIFIER_atomic_release_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,275 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,275 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0___VERIFIER_atomic_release_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,275 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0___VERIFIER_atomic_acquire_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,275 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,275 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_my_thread1_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,275 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_my_thread1_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,275 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_my_thread1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,276 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0___VERIFIER_atomic_acquire_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,276 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,276 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,276 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,276 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0___VERIFIER_atomic_acquire_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,277 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1___VERIFIER_atomic_acquire_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,277 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,277 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1___VERIFIER_atomic_release_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,277 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,277 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,277 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,277 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,277 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1___VERIFIER_atomic_acquire_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,278 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1___VERIFIER_atomic_acquire_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,278 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,278 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1___VERIFIER_atomic_release_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,278 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1___VERIFIER_atomic_acquire_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,278 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1___VERIFIER_atomic_acquire_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,278 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1___VERIFIER_atomic_release_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,278 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1___VERIFIER_atomic_release_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,278 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1___VERIFIER_atomic_release_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:57,279 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-01-19 04:27:57,325 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-01-19 04:27:57,330 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-01-19 04:27:57,330 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-01-19 04:27:57,341 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 81 places, 80 transitions, 170 flow [2022-01-19 04:27:57,389 INFO L129 PetriNetUnfolder]: 6/90 cut-off events. [2022-01-19 04:27:57,390 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-01-19 04:27:57,393 INFO L84 FinitePrefix]: Finished finitePrefix Result has 98 conditions, 90 events. 6/90 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 128 event pairs, 0 based on Foata normal form. 0/81 useless extension candidates. Maximal degree in co-relation 71. Up to 4 conditions per place. [2022-01-19 04:27:57,393 INFO L82 GeneralOperation]: Start removeDead. Operand has 81 places, 80 transitions, 170 flow [2022-01-19 04:27:57,397 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 80 places, 79 transitions, 166 flow [2022-01-19 04:27:57,411 INFO L129 PetriNetUnfolder]: 4/43 cut-off events. [2022-01-19 04:27:57,412 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-01-19 04:27:57,412 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 04:27:57,412 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 04:27:57,413 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-19 04:27:57,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 04:27:57,417 INFO L85 PathProgramCache]: Analyzing trace with hash 125568587, now seen corresponding path program 1 times [2022-01-19 04:27:57,423 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 04:27:57,423 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1404303442] [2022-01-19 04:27:57,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 04:27:57,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 04:27:57,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 04:27:57,609 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-19 04:27:57,609 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 04:27:57,609 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1404303442] [2022-01-19 04:27:57,610 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1404303442] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 04:27:57,610 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 04:27:57,610 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-19 04:27:57,611 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [811889279] [2022-01-19 04:27:57,612 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 04:27:57,617 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-19 04:27:57,617 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 04:27:57,633 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-19 04:27:57,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-19 04:27:57,635 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 55 out of 80 [2022-01-19 04:27:57,638 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 80 places, 79 transitions, 166 flow. Second operand has 3 states, 3 states have (on average 56.333333333333336) internal successors, (169), 3 states have internal predecessors, (169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:27:57,638 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 04:27:57,638 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 55 of 80 [2022-01-19 04:27:57,639 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 04:27:57,712 INFO L129 PetriNetUnfolder]: 61/211 cut-off events. [2022-01-19 04:27:57,712 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2022-01-19 04:27:57,713 INFO L84 FinitePrefix]: Finished finitePrefix Result has 351 conditions, 211 events. 61/211 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 562 event pairs, 17 based on Foata normal form. 102/296 useless extension candidates. Maximal degree in co-relation 321. Up to 100 conditions per place. [2022-01-19 04:27:57,715 INFO L132 encePairwiseOnDemand]: 72/80 looper letters, 20 selfloop transitions, 2 changer transitions 0/69 dead transitions. [2022-01-19 04:27:57,715 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 72 places, 69 transitions, 190 flow [2022-01-19 04:27:57,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-19 04:27:57,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-01-19 04:27:57,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 197 transitions. [2022-01-19 04:27:57,728 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8208333333333333 [2022-01-19 04:27:57,729 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 197 transitions. [2022-01-19 04:27:57,729 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 197 transitions. [2022-01-19 04:27:57,730 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 04:27:57,731 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 197 transitions. [2022-01-19 04:27:57,733 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 65.66666666666667) internal successors, (197), 3 states have internal predecessors, (197), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:27:57,736 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 80.0) internal successors, (320), 4 states have internal predecessors, (320), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:27:57,736 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 80.0) internal successors, (320), 4 states have internal predecessors, (320), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:27:57,737 INFO L186 Difference]: Start difference. First operand has 80 places, 79 transitions, 166 flow. Second operand 3 states and 197 transitions. [2022-01-19 04:27:57,738 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 72 places, 69 transitions, 190 flow [2022-01-19 04:27:57,741 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 71 places, 69 transitions, 189 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-01-19 04:27:57,742 INFO L242 Difference]: Finished difference. Result has 72 places, 66 transitions, 147 flow [2022-01-19 04:27:57,744 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=80, PETRI_DIFFERENCE_MINUEND_FLOW=139, PETRI_DIFFERENCE_MINUEND_PLACES=69, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=66, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=64, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=147, PETRI_PLACES=72, PETRI_TRANSITIONS=66} [2022-01-19 04:27:57,747 INFO L334 CegarLoopForPetriNet]: 80 programPoint places, -8 predicate places. [2022-01-19 04:27:57,747 INFO L470 AbstractCegarLoop]: Abstraction has has 72 places, 66 transitions, 147 flow [2022-01-19 04:27:57,748 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 56.333333333333336) internal successors, (169), 3 states have internal predecessors, (169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:27:57,748 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 04:27:57,748 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 04:27:57,748 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-01-19 04:27:57,748 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-19 04:27:57,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 04:27:57,752 INFO L85 PathProgramCache]: Analyzing trace with hash 299938654, now seen corresponding path program 1 times [2022-01-19 04:27:57,752 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 04:27:57,752 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [468817165] [2022-01-19 04:27:57,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 04:27:57,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 04:27:57,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 04:27:57,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-19 04:27:57,823 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 04:27:57,823 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [468817165] [2022-01-19 04:27:57,823 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [468817165] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 04:27:57,823 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 04:27:57,823 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-19 04:27:57,823 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [924672561] [2022-01-19 04:27:57,823 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 04:27:57,824 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-19 04:27:57,824 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 04:27:57,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-19 04:27:57,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-19 04:27:57,825 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 53 out of 80 [2022-01-19 04:27:57,826 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 72 places, 66 transitions, 147 flow. Second operand has 5 states, 5 states have (on average 54.8) internal successors, (274), 5 states have internal predecessors, (274), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:27:57,826 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 04:27:57,826 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 53 of 80 [2022-01-19 04:27:57,826 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 04:27:57,901 INFO L129 PetriNetUnfolder]: 67/217 cut-off events. [2022-01-19 04:27:57,901 INFO L130 PetriNetUnfolder]: For 16/16 co-relation queries the response was YES. [2022-01-19 04:27:57,902 INFO L84 FinitePrefix]: Finished finitePrefix Result has 387 conditions, 217 events. 67/217 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 573 event pairs, 15 based on Foata normal form. 3/214 useless extension candidates. Maximal degree in co-relation 355. Up to 80 conditions per place. [2022-01-19 04:27:57,903 INFO L132 encePairwiseOnDemand]: 74/80 looper letters, 28 selfloop transitions, 5 changer transitions 0/78 dead transitions. [2022-01-19 04:27:57,903 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 77 places, 78 transitions, 237 flow [2022-01-19 04:27:57,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-01-19 04:27:57,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2022-01-19 04:27:57,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 353 transitions. [2022-01-19 04:27:57,905 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7354166666666667 [2022-01-19 04:27:57,905 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 353 transitions. [2022-01-19 04:27:57,905 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 353 transitions. [2022-01-19 04:27:57,906 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 04:27:57,906 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 353 transitions. [2022-01-19 04:27:57,907 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 58.833333333333336) internal successors, (353), 6 states have internal predecessors, (353), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:27:57,908 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 80.0) internal successors, (560), 7 states have internal predecessors, (560), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:27:57,908 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 80.0) internal successors, (560), 7 states have internal predecessors, (560), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:27:57,908 INFO L186 Difference]: Start difference. First operand has 72 places, 66 transitions, 147 flow. Second operand 6 states and 353 transitions. [2022-01-19 04:27:57,908 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 77 places, 78 transitions, 237 flow [2022-01-19 04:27:57,909 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 75 places, 78 transitions, 233 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-01-19 04:27:57,910 INFO L242 Difference]: Finished difference. Result has 77 places, 66 transitions, 161 flow [2022-01-19 04:27:57,910 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=80, PETRI_DIFFERENCE_MINUEND_FLOW=143, PETRI_DIFFERENCE_MINUEND_PLACES=70, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=66, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=61, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=161, PETRI_PLACES=77, PETRI_TRANSITIONS=66} [2022-01-19 04:27:57,911 INFO L334 CegarLoopForPetriNet]: 80 programPoint places, -3 predicate places. [2022-01-19 04:27:57,911 INFO L470 AbstractCegarLoop]: Abstraction has has 77 places, 66 transitions, 161 flow [2022-01-19 04:27:57,911 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 54.8) internal successors, (274), 5 states have internal predecessors, (274), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:27:57,911 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 04:27:57,911 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 04:27:57,911 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-01-19 04:27:57,912 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-19 04:27:57,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 04:27:57,912 INFO L85 PathProgramCache]: Analyzing trace with hash 1840819142, now seen corresponding path program 1 times [2022-01-19 04:27:57,912 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 04:27:57,912 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [342941039] [2022-01-19 04:27:57,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 04:27:57,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 04:27:57,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 04:27:57,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-19 04:27:57,976 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 04:27:57,976 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [342941039] [2022-01-19 04:27:57,976 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [342941039] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 04:27:57,976 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 04:27:57,976 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-01-19 04:27:57,976 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1962175305] [2022-01-19 04:27:57,977 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 04:27:57,977 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-01-19 04:27:57,977 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 04:27:57,977 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-01-19 04:27:57,977 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-01-19 04:27:57,978 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 52 out of 80 [2022-01-19 04:27:57,978 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 77 places, 66 transitions, 161 flow. Second operand has 7 states, 7 states have (on average 53.714285714285715) internal successors, (376), 7 states have internal predecessors, (376), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:27:57,979 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 04:27:57,979 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 52 of 80 [2022-01-19 04:27:57,979 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 04:27:58,077 INFO L129 PetriNetUnfolder]: 67/209 cut-off events. [2022-01-19 04:27:58,077 INFO L130 PetriNetUnfolder]: For 57/57 co-relation queries the response was YES. [2022-01-19 04:27:58,078 INFO L84 FinitePrefix]: Finished finitePrefix Result has 405 conditions, 209 events. 67/209 cut-off events. For 57/57 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 536 event pairs, 11 based on Foata normal form. 5/207 useless extension candidates. Maximal degree in co-relation 371. Up to 40 conditions per place. [2022-01-19 04:27:58,079 INFO L132 encePairwiseOnDemand]: 71/80 looper letters, 35 selfloop transitions, 8 changer transitions 0/87 dead transitions. [2022-01-19 04:27:58,079 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 85 places, 87 transitions, 289 flow [2022-01-19 04:27:58,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-01-19 04:27:58,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2022-01-19 04:27:58,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 513 transitions. [2022-01-19 04:27:58,081 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7125 [2022-01-19 04:27:58,081 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 513 transitions. [2022-01-19 04:27:58,081 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 513 transitions. [2022-01-19 04:27:58,081 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 04:27:58,081 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 513 transitions. [2022-01-19 04:27:58,083 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 57.0) internal successors, (513), 9 states have internal predecessors, (513), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:27:58,084 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 80.0) internal successors, (800), 10 states have internal predecessors, (800), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:27:58,084 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 80.0) internal successors, (800), 10 states have internal predecessors, (800), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:27:58,084 INFO L186 Difference]: Start difference. First operand has 77 places, 66 transitions, 161 flow. Second operand 9 states and 513 transitions. [2022-01-19 04:27:58,085 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 85 places, 87 transitions, 289 flow [2022-01-19 04:27:58,086 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 80 places, 87 transitions, 279 flow, removed 0 selfloop flow, removed 5 redundant places. [2022-01-19 04:27:58,087 INFO L242 Difference]: Finished difference. Result has 82 places, 66 transitions, 175 flow [2022-01-19 04:27:58,087 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=80, PETRI_DIFFERENCE_MINUEND_FLOW=151, PETRI_DIFFERENCE_MINUEND_PLACES=72, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=66, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=58, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=175, PETRI_PLACES=82, PETRI_TRANSITIONS=66} [2022-01-19 04:27:58,087 INFO L334 CegarLoopForPetriNet]: 80 programPoint places, 2 predicate places. [2022-01-19 04:27:58,088 INFO L470 AbstractCegarLoop]: Abstraction has has 82 places, 66 transitions, 175 flow [2022-01-19 04:27:58,088 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 53.714285714285715) internal successors, (376), 7 states have internal predecessors, (376), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:27:58,088 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 04:27:58,088 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 04:27:58,088 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-01-19 04:27:58,088 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-19 04:27:58,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 04:27:58,089 INFO L85 PathProgramCache]: Analyzing trace with hash -1026917988, now seen corresponding path program 1 times [2022-01-19 04:27:58,089 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 04:27:58,089 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1596936766] [2022-01-19 04:27:58,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 04:27:58,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 04:27:58,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 04:27:58,165 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-19 04:27:58,165 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 04:27:58,165 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1596936766] [2022-01-19 04:27:58,165 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1596936766] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 04:27:58,165 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 04:27:58,165 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-01-19 04:27:58,165 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1943171260] [2022-01-19 04:27:58,166 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 04:27:58,166 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-01-19 04:27:58,166 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 04:27:58,166 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-01-19 04:27:58,166 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2022-01-19 04:27:58,167 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 51 out of 80 [2022-01-19 04:27:58,168 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 82 places, 66 transitions, 175 flow. Second operand has 9 states, 9 states have (on average 52.888888888888886) internal successors, (476), 9 states have internal predecessors, (476), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:27:58,168 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 04:27:58,168 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 51 of 80 [2022-01-19 04:27:58,168 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 04:27:58,296 INFO L129 PetriNetUnfolder]: 72/218 cut-off events. [2022-01-19 04:27:58,296 INFO L130 PetriNetUnfolder]: For 96/96 co-relation queries the response was YES. [2022-01-19 04:27:58,297 INFO L84 FinitePrefix]: Finished finitePrefix Result has 447 conditions, 218 events. 72/218 cut-off events. For 96/96 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 574 event pairs, 9 based on Foata normal form. 5/217 useless extension candidates. Maximal degree in co-relation 411. Up to 37 conditions per place. [2022-01-19 04:27:58,297 INFO L132 encePairwiseOnDemand]: 67/80 looper letters, 41 selfloop transitions, 11 changer transitions 2/97 dead transitions. [2022-01-19 04:27:58,297 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 93 places, 97 transitions, 345 flow [2022-01-19 04:27:58,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-01-19 04:27:58,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2022-01-19 04:27:58,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 668 transitions. [2022-01-19 04:27:58,299 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6958333333333333 [2022-01-19 04:27:58,299 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 668 transitions. [2022-01-19 04:27:58,299 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 668 transitions. [2022-01-19 04:27:58,300 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 04:27:58,300 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 668 transitions. [2022-01-19 04:27:58,301 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 55.666666666666664) internal successors, (668), 12 states have internal predecessors, (668), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:27:58,302 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 80.0) internal successors, (1040), 13 states have internal predecessors, (1040), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:27:58,302 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 80.0) internal successors, (1040), 13 states have internal predecessors, (1040), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:27:58,302 INFO L186 Difference]: Start difference. First operand has 82 places, 66 transitions, 175 flow. Second operand 12 states and 668 transitions. [2022-01-19 04:27:58,303 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 93 places, 97 transitions, 345 flow [2022-01-19 04:27:58,304 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 85 places, 97 transitions, 329 flow, removed 0 selfloop flow, removed 8 redundant places. [2022-01-19 04:27:58,305 INFO L242 Difference]: Finished difference. Result has 88 places, 66 transitions, 193 flow [2022-01-19 04:27:58,305 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=80, PETRI_DIFFERENCE_MINUEND_FLOW=159, PETRI_DIFFERENCE_MINUEND_PLACES=74, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=66, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=11, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=55, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=193, PETRI_PLACES=88, PETRI_TRANSITIONS=66} [2022-01-19 04:27:58,306 INFO L334 CegarLoopForPetriNet]: 80 programPoint places, 8 predicate places. [2022-01-19 04:27:58,306 INFO L470 AbstractCegarLoop]: Abstraction has has 88 places, 66 transitions, 193 flow [2022-01-19 04:27:58,306 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 52.888888888888886) internal successors, (476), 9 states have internal predecessors, (476), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:27:58,306 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 04:27:58,306 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 04:27:58,307 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-01-19 04:27:58,307 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-19 04:27:58,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 04:27:58,307 INFO L85 PathProgramCache]: Analyzing trace with hash 126262474, now seen corresponding path program 1 times [2022-01-19 04:27:58,307 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 04:27:58,307 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1798512319] [2022-01-19 04:27:58,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 04:27:58,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 04:27:58,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 04:27:58,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-19 04:27:58,382 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 04:27:58,382 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1798512319] [2022-01-19 04:27:58,382 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1798512319] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 04:27:58,382 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 04:27:58,382 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-01-19 04:27:58,382 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [565434362] [2022-01-19 04:27:58,382 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 04:27:58,382 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-01-19 04:27:58,383 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 04:27:58,383 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-01-19 04:27:58,383 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2022-01-19 04:27:58,384 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 50 out of 80 [2022-01-19 04:27:58,384 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 88 places, 66 transitions, 193 flow. Second operand has 10 states, 10 states have (on average 52.0) internal successors, (520), 10 states have internal predecessors, (520), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:27:58,384 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 04:27:58,384 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 50 of 80 [2022-01-19 04:27:58,384 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 04:27:58,540 INFO L129 PetriNetUnfolder]: 69/203 cut-off events. [2022-01-19 04:27:58,541 INFO L130 PetriNetUnfolder]: For 100/100 co-relation queries the response was YES. [2022-01-19 04:27:58,541 INFO L84 FinitePrefix]: Finished finitePrefix Result has 454 conditions, 203 events. 69/203 cut-off events. For 100/100 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 486 event pairs, 8 based on Foata normal form. 3/200 useless extension candidates. Maximal degree in co-relation 415. Up to 38 conditions per place. [2022-01-19 04:27:58,542 INFO L132 encePairwiseOnDemand]: 66/80 looper letters, 0 selfloop transitions, 0 changer transitions 96/96 dead transitions. [2022-01-19 04:27:58,542 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 99 places, 96 transitions, 369 flow [2022-01-19 04:27:58,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-01-19 04:27:58,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2022-01-19 04:27:58,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 757 transitions. [2022-01-19 04:27:58,544 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6758928571428572 [2022-01-19 04:27:58,544 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 757 transitions. [2022-01-19 04:27:58,544 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 757 transitions. [2022-01-19 04:27:58,544 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 04:27:58,545 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 757 transitions. [2022-01-19 04:27:58,546 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 54.07142857142857) internal successors, (757), 14 states have internal predecessors, (757), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:27:58,547 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 80.0) internal successors, (1200), 15 states have internal predecessors, (1200), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:27:58,548 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 80.0) internal successors, (1200), 15 states have internal predecessors, (1200), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:27:58,548 INFO L186 Difference]: Start difference. First operand has 88 places, 66 transitions, 193 flow. Second operand 14 states and 757 transitions. [2022-01-19 04:27:58,548 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 99 places, 96 transitions, 369 flow [2022-01-19 04:27:58,549 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 81 places, 96 transitions, 333 flow, removed 0 selfloop flow, removed 18 redundant places. [2022-01-19 04:27:58,550 INFO L242 Difference]: Finished difference. Result has 81 places, 0 transitions, 0 flow [2022-01-19 04:27:58,550 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=80, PETRI_DIFFERENCE_MINUEND_FLOW=139, PETRI_DIFFERENCE_MINUEND_PLACES=68, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=64, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=64, PETRI_DIFFERENCE_SUBTRAHEND_STATES=14, PETRI_FLOW=0, PETRI_PLACES=81, PETRI_TRANSITIONS=0} [2022-01-19 04:27:58,550 INFO L334 CegarLoopForPetriNet]: 80 programPoint places, 1 predicate places. [2022-01-19 04:27:58,550 INFO L470 AbstractCegarLoop]: Abstraction has has 81 places, 0 transitions, 0 flow [2022-01-19 04:27:58,551 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 52.0) internal successors, (520), 10 states have internal predecessors, (520), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:27:58,553 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (1 of 2 remaining) [2022-01-19 04:27:58,553 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2022-01-19 04:27:58,553 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-01-19 04:27:58,556 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2022-01-19 04:27:58,556 INFO L309 ceAbstractionStarter]: Result for error location AllErrorsAtOnce was SAFE,SAFE (1/2) [2022-01-19 04:27:58,559 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == InUseError ======== [2022-01-19 04:27:58,560 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-01-19 04:27:58,560 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-01-19 04:27:58,561 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 81 places, 80 transitions, 170 flow [2022-01-19 04:27:58,566 INFO L129 PetriNetUnfolder]: 6/90 cut-off events. [2022-01-19 04:27:58,567 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-01-19 04:27:58,567 INFO L84 FinitePrefix]: Finished finitePrefix Result has 98 conditions, 90 events. 6/90 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 128 event pairs, 0 based on Foata normal form. 0/81 useless extension candidates. Maximal degree in co-relation 71. Up to 4 conditions per place. [2022-01-19 04:27:58,567 INFO L82 GeneralOperation]: Start removeDead. Operand has 81 places, 80 transitions, 170 flow [2022-01-19 04:27:58,568 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 80 places, 79 transitions, 166 flow [2022-01-19 04:27:58,572 INFO L129 PetriNetUnfolder]: 5/70 cut-off events. [2022-01-19 04:27:58,572 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-01-19 04:27:58,572 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 04:27:58,573 INFO L254 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 04:27:58,573 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-01-19 04:27:58,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 04:27:58,573 INFO L85 PathProgramCache]: Analyzing trace with hash -1533918423, now seen corresponding path program 1 times [2022-01-19 04:27:58,573 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 04:27:58,573 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2057972792] [2022-01-19 04:27:58,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 04:27:58,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 04:27:58,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-01-19 04:27:58,583 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-01-19 04:27:58,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-01-19 04:27:58,603 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-01-19 04:27:58,604 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-01-19 04:27:58,604 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATION (1 of 2 remaining) [2022-01-19 04:27:58,604 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (0 of 2 remaining) [2022-01-19 04:27:58,604 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-01-19 04:27:58,604 INFO L732 BasicCegarLoop]: Path program histogram: [1] [2022-01-19 04:27:58,605 INFO L309 ceAbstractionStarter]: Result for error location InUseError was UNSAFE,UNKNOWN (2/2) [2022-01-19 04:27:58,605 WARN L235 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2022-01-19 04:27:58,605 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2022-01-19 04:27:58,619 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,619 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,619 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,619 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,619 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,619 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,619 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,619 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,620 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,620 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,620 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,620 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,620 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,620 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,620 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,620 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,621 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,621 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,621 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,621 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,621 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,621 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,621 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_my_thread1_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,621 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_my_thread1_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,621 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_my_thread1_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,621 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_my_thread1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,621 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_my_thread1_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,621 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_my_thread1_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,621 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_my_thread1_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,622 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_my_thread1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,622 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0___VERIFIER_atomic_acquire_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,622 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0___VERIFIER_atomic_acquire_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,622 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,622 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0___VERIFIER_atomic_acquire_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,622 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,622 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0___VERIFIER_atomic_acquire_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,622 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0___VERIFIER_atomic_acquire_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,622 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0___VERIFIER_atomic_acquire_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,622 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0___VERIFIER_atomic_acquire_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,622 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,622 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0___VERIFIER_atomic_acquire_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,623 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,623 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0___VERIFIER_atomic_acquire_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,623 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0___VERIFIER_atomic_acquire_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,623 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_my_thread1_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,623 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_my_thread1_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,623 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_my_thread1_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,623 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_my_thread1_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,623 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_my_thread1_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,623 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_my_thread1_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,623 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_my_thread1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,624 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_my_thread1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,624 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_my_thread1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,624 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_my_thread1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,624 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_my_thread1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,624 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_my_thread1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,624 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,624 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0___VERIFIER_atomic_release_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,624 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0___VERIFIER_atomic_release_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,624 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0___VERIFIER_atomic_release_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,624 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,624 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0___VERIFIER_atomic_release_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,624 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0___VERIFIER_atomic_release_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,625 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,625 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0___VERIFIER_atomic_release_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,625 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0___VERIFIER_atomic_release_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,625 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0___VERIFIER_atomic_release_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,625 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,625 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0___VERIFIER_atomic_release_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,625 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0___VERIFIER_atomic_release_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,625 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0___VERIFIER_atomic_acquire_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,625 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0___VERIFIER_atomic_acquire_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,625 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,625 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0___VERIFIER_atomic_acquire_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,626 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,626 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0___VERIFIER_atomic_acquire_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,626 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0___VERIFIER_atomic_acquire_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,626 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0___VERIFIER_atomic_acquire_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,626 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0___VERIFIER_atomic_acquire_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,626 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,626 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0___VERIFIER_atomic_acquire_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,626 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,626 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0___VERIFIER_atomic_acquire_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,626 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0___VERIFIER_atomic_acquire_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,626 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_my_thread1_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,627 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_my_thread1_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,627 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_my_thread1_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,627 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_my_thread1_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,627 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_my_thread1_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,627 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_my_thread1_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,627 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_my_thread1_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,627 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_my_thread1_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,627 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_my_thread1_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,627 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_my_thread1_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,627 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_my_thread1_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,627 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_my_thread1_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,628 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,628 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0___VERIFIER_atomic_release_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,628 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0___VERIFIER_atomic_release_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,628 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0___VERIFIER_atomic_release_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,628 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,628 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0___VERIFIER_atomic_release_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,628 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0___VERIFIER_atomic_release_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,628 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,628 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0___VERIFIER_atomic_release_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,628 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0___VERIFIER_atomic_release_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,628 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0___VERIFIER_atomic_release_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,628 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,628 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0___VERIFIER_atomic_release_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,628 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0___VERIFIER_atomic_release_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,629 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,629 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,629 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,629 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,629 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,629 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,629 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,629 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,629 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,629 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,630 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,630 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,630 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,630 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,630 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,630 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,630 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,630 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,630 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,630 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,630 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,630 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,631 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_my_thread1_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,631 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_my_thread1_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,631 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_my_thread1_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,631 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_my_thread1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,631 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_my_thread1_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,631 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_my_thread1_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,631 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_my_thread1_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,631 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_my_thread1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,631 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0___VERIFIER_atomic_acquire_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,631 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0___VERIFIER_atomic_acquire_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,631 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,631 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0___VERIFIER_atomic_acquire_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,631 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,631 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0___VERIFIER_atomic_acquire_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,631 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0___VERIFIER_atomic_acquire_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,632 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0___VERIFIER_atomic_acquire_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,632 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0___VERIFIER_atomic_acquire_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,632 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,632 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0___VERIFIER_atomic_acquire_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,632 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,632 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0___VERIFIER_atomic_acquire_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,632 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0___VERIFIER_atomic_acquire_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,632 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_my_thread1_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,632 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_my_thread1_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,632 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_my_thread1_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,632 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_my_thread1_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,632 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_my_thread1_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,633 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_my_thread1_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,633 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_my_thread1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,633 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_my_thread1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,633 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_my_thread1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,633 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_my_thread1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,633 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_my_thread1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,633 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_my_thread1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,633 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,633 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0___VERIFIER_atomic_release_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,633 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0___VERIFIER_atomic_release_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,633 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0___VERIFIER_atomic_release_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,633 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,633 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0___VERIFIER_atomic_release_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,633 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0___VERIFIER_atomic_release_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,634 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,634 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0___VERIFIER_atomic_release_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,634 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0___VERIFIER_atomic_release_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,634 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0___VERIFIER_atomic_release_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,634 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,634 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0___VERIFIER_atomic_release_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,634 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0___VERIFIER_atomic_release_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,635 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0___VERIFIER_atomic_acquire_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,635 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0___VERIFIER_atomic_acquire_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,635 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,635 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0___VERIFIER_atomic_acquire_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,635 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,635 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0___VERIFIER_atomic_acquire_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,635 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0___VERIFIER_atomic_acquire_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,635 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0___VERIFIER_atomic_acquire_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,635 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0___VERIFIER_atomic_acquire_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,635 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,636 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0___VERIFIER_atomic_acquire_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,636 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,636 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0___VERIFIER_atomic_acquire_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,636 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0___VERIFIER_atomic_acquire_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,636 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_my_thread1_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,636 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_my_thread1_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,636 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_my_thread1_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,636 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_my_thread1_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,636 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_my_thread1_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,636 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_my_thread1_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,636 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_my_thread1_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,637 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_my_thread1_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,637 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_my_thread1_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,637 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_my_thread1_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,637 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_my_thread1_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,637 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_my_thread1_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,637 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,637 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0___VERIFIER_atomic_release_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,637 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0___VERIFIER_atomic_release_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,637 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0___VERIFIER_atomic_release_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,637 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,637 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0___VERIFIER_atomic_release_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,637 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0___VERIFIER_atomic_release_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,637 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,637 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0___VERIFIER_atomic_release_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,638 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0___VERIFIER_atomic_release_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,638 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0___VERIFIER_atomic_release_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,638 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,638 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0___VERIFIER_atomic_release_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,638 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0___VERIFIER_atomic_release_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,638 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,638 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,638 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,638 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,638 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,638 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,638 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,639 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,639 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,639 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,639 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,639 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,639 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1___VERIFIER_atomic_acquire_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,639 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1___VERIFIER_atomic_acquire_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,639 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1___VERIFIER_atomic_acquire_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,639 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1___VERIFIER_atomic_acquire_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,639 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,639 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1___VERIFIER_atomic_acquire_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,639 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,639 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1___VERIFIER_atomic_acquire_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,640 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1___VERIFIER_atomic_acquire_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,640 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1___VERIFIER_atomic_acquire_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,640 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1___VERIFIER_atomic_acquire_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,640 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,640 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1___VERIFIER_atomic_acquire_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,640 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,640 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1___VERIFIER_atomic_release_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,640 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1___VERIFIER_atomic_release_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,640 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1___VERIFIER_atomic_release_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,640 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,640 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1___VERIFIER_atomic_release_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,641 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,641 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1___VERIFIER_atomic_release_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,641 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1___VERIFIER_atomic_release_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,641 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1___VERIFIER_atomic_release_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,641 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1___VERIFIER_atomic_release_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,641 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,641 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1___VERIFIER_atomic_release_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,641 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,641 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1___VERIFIER_atomic_release_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,641 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,641 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,642 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,642 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,642 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,642 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,642 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,642 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,642 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,642 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,642 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,642 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,642 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1___VERIFIER_atomic_acquire_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,642 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1___VERIFIER_atomic_acquire_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,642 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1___VERIFIER_atomic_acquire_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,642 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1___VERIFIER_atomic_acquire_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,642 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,643 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1___VERIFIER_atomic_acquire_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,643 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,643 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1___VERIFIER_atomic_acquire_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,643 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1___VERIFIER_atomic_acquire_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,643 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1___VERIFIER_atomic_acquire_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,643 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1___VERIFIER_atomic_acquire_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,643 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,643 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1___VERIFIER_atomic_acquire_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,643 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,643 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1___VERIFIER_atomic_release_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,644 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1___VERIFIER_atomic_release_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,644 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1___VERIFIER_atomic_release_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,644 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,644 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1___VERIFIER_atomic_release_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,644 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,644 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1___VERIFIER_atomic_release_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,644 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1___VERIFIER_atomic_release_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,644 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1___VERIFIER_atomic_release_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,644 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1___VERIFIER_atomic_release_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,644 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,644 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1___VERIFIER_atomic_release_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,644 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,644 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1___VERIFIER_atomic_release_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,645 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,645 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0___VERIFIER_atomic_acquire_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,645 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0___VERIFIER_atomic_acquire_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,645 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0___VERIFIER_atomic_release_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,645 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0___VERIFIER_atomic_release_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,645 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_my_thread1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,645 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_my_thread1_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,645 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0___VERIFIER_atomic_release_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,645 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0___VERIFIER_atomic_acquire_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,645 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0___VERIFIER_atomic_release_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,645 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0___VERIFIER_atomic_acquire_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,646 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,646 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,646 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,646 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0___VERIFIER_atomic_release_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,646 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,646 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0___VERIFIER_atomic_acquire_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,646 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_my_thread1_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,646 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,646 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_my_thread1_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,646 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,647 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_my_thread1_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,647 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0___VERIFIER_atomic_release_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,647 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,647 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0___VERIFIER_atomic_acquire_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,647 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0___VERIFIER_atomic_acquire_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,647 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0___VERIFIER_atomic_release_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,647 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,647 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,647 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_my_thread1_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,647 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,647 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,647 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0___VERIFIER_atomic_acquire_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,647 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,648 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0___VERIFIER_atomic_acquire_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,648 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,648 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0___VERIFIER_atomic_release_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,648 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0___VERIFIER_atomic_acquire_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,648 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0___VERIFIER_atomic_release_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,648 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_my_thread1_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,648 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0___VERIFIER_atomic_release_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,648 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_my_thread1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,649 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1___VERIFIER_atomic_release_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,649 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,649 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,649 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1___VERIFIER_atomic_acquire_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,649 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1___VERIFIER_atomic_acquire_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,649 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1___VERIFIER_atomic_release_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,649 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,649 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1___VERIFIER_atomic_release_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,649 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,649 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,650 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1___VERIFIER_atomic_acquire_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,650 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1___VERIFIER_atomic_release_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,650 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,650 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1___VERIFIER_atomic_acquire_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,650 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1___VERIFIER_atomic_release_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,673 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1___VERIFIER_atomic_acquire_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,674 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,674 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1___VERIFIER_atomic_release_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,674 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1___VERIFIER_atomic_acquire_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,674 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1___VERIFIER_atomic_release_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,674 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,674 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1___VERIFIER_atomic_acquire_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,674 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1___VERIFIER_atomic_acquire_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,674 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1___VERIFIER_atomic_release_~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,675 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1___VERIFIER_atomic_acquire_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,675 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,675 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,675 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1___VERIFIER_atomic_release_#in~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,675 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1___VERIFIER_atomic_release_#in~m#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,675 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,675 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1___VERIFIER_atomic_acquire_~m#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,675 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:27:58,675 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-01-19 04:27:58,677 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-01-19 04:27:58,677 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-01-19 04:27:58,677 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-01-19 04:27:58,678 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 123 places, 122 transitions, 268 flow [2022-01-19 04:27:58,690 INFO L129 PetriNetUnfolder]: 8/131 cut-off events. [2022-01-19 04:27:58,691 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2022-01-19 04:27:58,691 INFO L84 FinitePrefix]: Finished finitePrefix Result has 145 conditions, 131 events. 8/131 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 249 event pairs, 0 based on Foata normal form. 0/119 useless extension candidates. Maximal degree in co-relation 140. Up to 6 conditions per place. [2022-01-19 04:27:58,692 INFO L82 GeneralOperation]: Start removeDead. Operand has 123 places, 122 transitions, 268 flow [2022-01-19 04:27:58,693 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 109 places, 107 transitions, 229 flow [2022-01-19 04:27:58,695 INFO L129 PetriNetUnfolder]: 3/39 cut-off events. [2022-01-19 04:27:58,695 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-01-19 04:27:58,695 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 04:27:58,695 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 04:27:58,696 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-19 04:27:58,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 04:27:58,696 INFO L85 PathProgramCache]: Analyzing trace with hash 2007188311, now seen corresponding path program 1 times [2022-01-19 04:27:58,696 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 04:27:58,696 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2009051464] [2022-01-19 04:27:58,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 04:27:58,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 04:27:58,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 04:27:58,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-19 04:27:58,744 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 04:27:58,744 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2009051464] [2022-01-19 04:27:58,744 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2009051464] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 04:27:58,744 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 04:27:58,744 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-19 04:27:58,744 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [585446013] [2022-01-19 04:27:58,744 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 04:27:58,745 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-19 04:27:58,745 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 04:27:58,745 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-19 04:27:58,745 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-19 04:27:58,745 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 75 out of 122 [2022-01-19 04:27:58,746 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 109 places, 107 transitions, 229 flow. Second operand has 3 states, 3 states have (on average 76.33333333333333) internal successors, (229), 3 states have internal predecessors, (229), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:27:58,746 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 04:27:58,746 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 75 of 122 [2022-01-19 04:27:58,746 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 04:27:59,039 INFO L129 PetriNetUnfolder]: 1665/3238 cut-off events. [2022-01-19 04:27:59,040 INFO L130 PetriNetUnfolder]: For 191/191 co-relation queries the response was YES. [2022-01-19 04:27:59,049 INFO L84 FinitePrefix]: Finished finitePrefix Result has 6006 conditions, 3238 events. 1665/3238 cut-off events. For 191/191 co-relation queries the response was YES. Maximal size of possible extension queue 112. Compared 20382 event pairs, 672 based on Foata normal form. 1436/4484 useless extension candidates. Maximal degree in co-relation 5975. Up to 2444 conditions per place. [2022-01-19 04:27:59,067 INFO L132 encePairwiseOnDemand]: 113/122 looper letters, 39 selfloop transitions, 3 changer transitions 0/104 dead transitions. [2022-01-19 04:27:59,067 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 101 places, 104 transitions, 312 flow [2022-01-19 04:27:59,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-19 04:27:59,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-01-19 04:27:59,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 277 transitions. [2022-01-19 04:27:59,068 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7568306010928961 [2022-01-19 04:27:59,068 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 277 transitions. [2022-01-19 04:27:59,068 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 277 transitions. [2022-01-19 04:27:59,068 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 04:27:59,068 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 277 transitions. [2022-01-19 04:27:59,069 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 92.33333333333333) internal successors, (277), 3 states have internal predecessors, (277), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:27:59,069 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 122.0) internal successors, (488), 4 states have internal predecessors, (488), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:27:59,069 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 122.0) internal successors, (488), 4 states have internal predecessors, (488), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:27:59,069 INFO L186 Difference]: Start difference. First operand has 109 places, 107 transitions, 229 flow. Second operand 3 states and 277 transitions. [2022-01-19 04:27:59,069 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 101 places, 104 transitions, 312 flow [2022-01-19 04:27:59,070 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 100 places, 104 transitions, 309 flow, removed 1 selfloop flow, removed 1 redundant places. [2022-01-19 04:27:59,071 INFO L242 Difference]: Finished difference. Result has 101 places, 96 transitions, 219 flow [2022-01-19 04:27:59,072 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=122, PETRI_DIFFERENCE_MINUEND_FLOW=200, PETRI_DIFFERENCE_MINUEND_PLACES=98, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=94, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=91, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=219, PETRI_PLACES=101, PETRI_TRANSITIONS=96} [2022-01-19 04:27:59,072 INFO L334 CegarLoopForPetriNet]: 109 programPoint places, -8 predicate places. [2022-01-19 04:27:59,072 INFO L470 AbstractCegarLoop]: Abstraction has has 101 places, 96 transitions, 219 flow [2022-01-19 04:27:59,072 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 76.33333333333333) internal successors, (229), 3 states have internal predecessors, (229), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:27:59,072 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 04:27:59,072 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 04:27:59,073 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-01-19 04:27:59,073 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-19 04:27:59,073 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 04:27:59,073 INFO L85 PathProgramCache]: Analyzing trace with hash 1862367447, now seen corresponding path program 1 times [2022-01-19 04:27:59,073 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 04:27:59,073 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1078843154] [2022-01-19 04:27:59,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 04:27:59,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 04:27:59,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 04:27:59,105 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-19 04:27:59,105 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 04:27:59,105 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1078843154] [2022-01-19 04:27:59,106 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1078843154] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 04:27:59,106 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 04:27:59,106 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-19 04:27:59,106 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1612251976] [2022-01-19 04:27:59,106 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 04:27:59,106 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-19 04:27:59,106 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 04:27:59,106 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-19 04:27:59,106 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-19 04:27:59,107 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 73 out of 122 [2022-01-19 04:27:59,107 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 101 places, 96 transitions, 219 flow. Second operand has 5 states, 5 states have (on average 74.8) internal successors, (374), 5 states have internal predecessors, (374), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:27:59,107 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 04:27:59,107 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 73 of 122 [2022-01-19 04:27:59,108 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 04:27:59,547 INFO L129 PetriNetUnfolder]: 2348/4410 cut-off events. [2022-01-19 04:27:59,547 INFO L130 PetriNetUnfolder]: For 530/530 co-relation queries the response was YES. [2022-01-19 04:27:59,560 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8672 conditions, 4410 events. 2348/4410 cut-off events. For 530/530 co-relation queries the response was YES. Maximal size of possible extension queue 150. Compared 28777 event pairs, 690 based on Foata normal form. 42/4428 useless extension candidates. Maximal degree in co-relation 8639. Up to 2752 conditions per place. [2022-01-19 04:27:59,584 INFO L132 encePairwiseOnDemand]: 112/122 looper letters, 85 selfloop transitions, 17 changer transitions 0/162 dead transitions. [2022-01-19 04:27:59,584 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 107 places, 162 transitions, 586 flow [2022-01-19 04:27:59,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-01-19 04:27:59,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2022-01-19 04:27:59,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 615 transitions. [2022-01-19 04:27:59,586 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7201405152224825 [2022-01-19 04:27:59,586 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 615 transitions. [2022-01-19 04:27:59,586 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 615 transitions. [2022-01-19 04:27:59,587 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 04:27:59,587 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 615 transitions. [2022-01-19 04:27:59,589 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 87.85714285714286) internal successors, (615), 7 states have internal predecessors, (615), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:27:59,590 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 122.0) internal successors, (976), 8 states have internal predecessors, (976), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:27:59,591 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 122.0) internal successors, (976), 8 states have internal predecessors, (976), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:27:59,591 INFO L186 Difference]: Start difference. First operand has 101 places, 96 transitions, 219 flow. Second operand 7 states and 615 transitions. [2022-01-19 04:27:59,591 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 107 places, 162 transitions, 586 flow [2022-01-19 04:27:59,592 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 106 places, 162 transitions, 582 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-01-19 04:27:59,594 INFO L242 Difference]: Finished difference. Result has 110 places, 110 transitions, 335 flow [2022-01-19 04:27:59,595 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=122, PETRI_DIFFERENCE_MINUEND_FLOW=216, PETRI_DIFFERENCE_MINUEND_PLACES=100, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=96, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=85, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=335, PETRI_PLACES=110, PETRI_TRANSITIONS=110} [2022-01-19 04:27:59,595 INFO L334 CegarLoopForPetriNet]: 109 programPoint places, 1 predicate places. [2022-01-19 04:27:59,596 INFO L470 AbstractCegarLoop]: Abstraction has has 110 places, 110 transitions, 335 flow [2022-01-19 04:27:59,596 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 74.8) internal successors, (374), 5 states have internal predecessors, (374), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:27:59,596 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 04:27:59,596 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 04:27:59,596 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-01-19 04:27:59,596 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-19 04:27:59,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 04:27:59,597 INFO L85 PathProgramCache]: Analyzing trace with hash 1812129416, now seen corresponding path program 1 times [2022-01-19 04:27:59,597 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 04:27:59,597 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1634095052] [2022-01-19 04:27:59,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 04:27:59,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 04:27:59,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 04:27:59,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-19 04:27:59,653 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 04:27:59,654 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1634095052] [2022-01-19 04:27:59,654 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1634095052] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 04:27:59,654 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 04:27:59,654 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-01-19 04:27:59,654 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [281445403] [2022-01-19 04:27:59,654 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 04:27:59,655 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-01-19 04:27:59,655 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 04:27:59,655 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-01-19 04:27:59,655 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-01-19 04:27:59,656 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 72 out of 122 [2022-01-19 04:27:59,657 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 110 places, 110 transitions, 335 flow. Second operand has 7 states, 7 states have (on average 73.71428571428571) internal successors, (516), 7 states have internal predecessors, (516), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:27:59,657 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 04:27:59,657 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 72 of 122 [2022-01-19 04:27:59,657 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 04:28:00,590 INFO L129 PetriNetUnfolder]: 3058/5566 cut-off events. [2022-01-19 04:28:00,590 INFO L130 PetriNetUnfolder]: For 2715/2715 co-relation queries the response was YES. [2022-01-19 04:28:00,605 INFO L84 FinitePrefix]: Finished finitePrefix Result has 13051 conditions, 5566 events. 3058/5566 cut-off events. For 2715/2715 co-relation queries the response was YES. Maximal size of possible extension queue 196. Compared 37319 event pairs, 589 based on Foata normal form. 70/5604 useless extension candidates. Maximal degree in co-relation 13013. Up to 2764 conditions per place. [2022-01-19 04:28:00,632 INFO L132 encePairwiseOnDemand]: 109/122 looper letters, 137 selfloop transitions, 34 changer transitions 0/230 dead transitions. [2022-01-19 04:28:00,632 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 120 places, 230 transitions, 1036 flow [2022-01-19 04:28:00,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-01-19 04:28:00,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2022-01-19 04:28:00,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 965 transitions. [2022-01-19 04:28:00,634 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7190760059612519 [2022-01-19 04:28:00,634 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 965 transitions. [2022-01-19 04:28:00,635 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 965 transitions. [2022-01-19 04:28:00,635 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 04:28:00,635 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 965 transitions. [2022-01-19 04:28:00,637 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 87.72727272727273) internal successors, (965), 11 states have internal predecessors, (965), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:28:00,638 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 122.0) internal successors, (1464), 12 states have internal predecessors, (1464), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:28:00,638 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 122.0) internal successors, (1464), 12 states have internal predecessors, (1464), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:28:00,639 INFO L186 Difference]: Start difference. First operand has 110 places, 110 transitions, 335 flow. Second operand 11 states and 965 transitions. [2022-01-19 04:28:00,639 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 120 places, 230 transitions, 1036 flow [2022-01-19 04:28:00,645 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 119 places, 230 transitions, 1026 flow, removed 3 selfloop flow, removed 1 redundant places. [2022-01-19 04:28:00,647 INFO L242 Difference]: Finished difference. Result has 123 places, 127 transitions, 530 flow [2022-01-19 04:28:00,647 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=122, PETRI_DIFFERENCE_MINUEND_FLOW=327, PETRI_DIFFERENCE_MINUEND_PLACES=109, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=110, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=19, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=85, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=530, PETRI_PLACES=123, PETRI_TRANSITIONS=127} [2022-01-19 04:28:00,647 INFO L334 CegarLoopForPetriNet]: 109 programPoint places, 14 predicate places. [2022-01-19 04:28:00,647 INFO L470 AbstractCegarLoop]: Abstraction has has 123 places, 127 transitions, 530 flow [2022-01-19 04:28:00,648 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 73.71428571428571) internal successors, (516), 7 states have internal predecessors, (516), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:28:00,648 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 04:28:00,648 INFO L254 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 04:28:00,648 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-01-19 04:28:00,648 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-19 04:28:00,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 04:28:00,648 INFO L85 PathProgramCache]: Analyzing trace with hash 1537787306, now seen corresponding path program 1 times [2022-01-19 04:28:00,648 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 04:28:00,648 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [858585087] [2022-01-19 04:28:00,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 04:28:00,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 04:28:00,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 04:28:00,683 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-01-19 04:28:00,683 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 04:28:00,683 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [858585087] [2022-01-19 04:28:00,683 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [858585087] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 04:28:00,683 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 04:28:00,683 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-19 04:28:00,683 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [135573822] [2022-01-19 04:28:00,684 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 04:28:00,684 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-19 04:28:00,684 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 04:28:00,684 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-19 04:28:00,684 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-19 04:28:00,685 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 73 out of 122 [2022-01-19 04:28:00,685 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 123 places, 127 transitions, 530 flow. Second operand has 5 states, 5 states have (on average 75.0) internal successors, (375), 5 states have internal predecessors, (375), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:28:00,685 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 04:28:00,685 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 73 of 122 [2022-01-19 04:28:00,685 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 04:28:01,327 INFO L129 PetriNetUnfolder]: 3407/6250 cut-off events. [2022-01-19 04:28:01,328 INFO L130 PetriNetUnfolder]: For 7690/7696 co-relation queries the response was YES. [2022-01-19 04:28:01,350 INFO L84 FinitePrefix]: Finished finitePrefix Result has 17032 conditions, 6250 events. 3407/6250 cut-off events. For 7690/7696 co-relation queries the response was YES. Maximal size of possible extension queue 221. Compared 43141 event pairs, 961 based on Foata normal form. 57/6274 useless extension candidates. Maximal degree in co-relation 16989. Up to 4318 conditions per place. [2022-01-19 04:28:01,381 INFO L132 encePairwiseOnDemand]: 112/122 looper letters, 110 selfloop transitions, 27 changer transitions 0/201 dead transitions. [2022-01-19 04:28:01,381 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 129 places, 201 transitions, 1101 flow [2022-01-19 04:28:01,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-01-19 04:28:01,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2022-01-19 04:28:01,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 612 transitions. [2022-01-19 04:28:01,382 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7166276346604216 [2022-01-19 04:28:01,382 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 612 transitions. [2022-01-19 04:28:01,382 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 612 transitions. [2022-01-19 04:28:01,383 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 04:28:01,383 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 612 transitions. [2022-01-19 04:28:01,384 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 87.42857142857143) internal successors, (612), 7 states have internal predecessors, (612), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:28:01,385 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 122.0) internal successors, (976), 8 states have internal predecessors, (976), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:28:01,385 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 122.0) internal successors, (976), 8 states have internal predecessors, (976), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:28:01,385 INFO L186 Difference]: Start difference. First operand has 123 places, 127 transitions, 530 flow. Second operand 7 states and 612 transitions. [2022-01-19 04:28:01,385 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 129 places, 201 transitions, 1101 flow [2022-01-19 04:28:01,401 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 124 places, 201 transitions, 1018 flow, removed 20 selfloop flow, removed 5 redundant places. [2022-01-19 04:28:01,403 INFO L242 Difference]: Finished difference. Result has 128 places, 150 transitions, 731 flow [2022-01-19 04:28:01,404 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=122, PETRI_DIFFERENCE_MINUEND_FLOW=468, PETRI_DIFFERENCE_MINUEND_PLACES=118, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=127, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=108, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=731, PETRI_PLACES=128, PETRI_TRANSITIONS=150} [2022-01-19 04:28:01,405 INFO L334 CegarLoopForPetriNet]: 109 programPoint places, 19 predicate places. [2022-01-19 04:28:01,405 INFO L470 AbstractCegarLoop]: Abstraction has has 128 places, 150 transitions, 731 flow [2022-01-19 04:28:01,405 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 75.0) internal successors, (375), 5 states have internal predecessors, (375), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:28:01,405 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 04:28:01,405 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 04:28:01,405 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-01-19 04:28:01,406 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-19 04:28:01,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 04:28:01,407 INFO L85 PathProgramCache]: Analyzing trace with hash -1212214821, now seen corresponding path program 1 times [2022-01-19 04:28:01,407 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 04:28:01,407 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [725125711] [2022-01-19 04:28:01,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 04:28:01,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 04:28:01,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 04:28:01,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-19 04:28:01,492 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 04:28:01,492 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [725125711] [2022-01-19 04:28:01,493 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [725125711] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 04:28:01,493 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 04:28:01,493 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-01-19 04:28:01,493 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [451780497] [2022-01-19 04:28:01,493 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 04:28:01,493 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-01-19 04:28:01,493 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 04:28:01,493 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-01-19 04:28:01,494 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2022-01-19 04:28:01,495 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 71 out of 122 [2022-01-19 04:28:01,495 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 128 places, 150 transitions, 731 flow. Second operand has 9 states, 9 states have (on average 72.88888888888889) internal successors, (656), 9 states have internal predecessors, (656), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:28:01,495 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 04:28:01,495 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 71 of 122 [2022-01-19 04:28:01,495 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 04:28:02,657 INFO L129 PetriNetUnfolder]: 5585/9898 cut-off events. [2022-01-19 04:28:02,658 INFO L130 PetriNetUnfolder]: For 23329/23372 co-relation queries the response was YES. [2022-01-19 04:28:02,692 INFO L84 FinitePrefix]: Finished finitePrefix Result has 29056 conditions, 9898 events. 5585/9898 cut-off events. For 23329/23372 co-relation queries the response was YES. Maximal size of possible extension queue 337. Compared 72046 event pairs, 659 based on Foata normal form. 313/10182 useless extension candidates. Maximal degree in co-relation 29008. Up to 3437 conditions per place. [2022-01-19 04:28:02,736 INFO L132 encePairwiseOnDemand]: 105/122 looper letters, 228 selfloop transitions, 99 changer transitions 0/387 dead transitions. [2022-01-19 04:28:02,736 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 144 places, 387 transitions, 2461 flow [2022-01-19 04:28:02,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-01-19 04:28:02,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2022-01-19 04:28:02,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 1492 transitions. [2022-01-19 04:28:02,739 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7193828351012537 [2022-01-19 04:28:02,739 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 1492 transitions. [2022-01-19 04:28:02,739 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 1492 transitions. [2022-01-19 04:28:02,740 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 04:28:02,740 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 1492 transitions. [2022-01-19 04:28:02,742 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 18 states, 17 states have (on average 87.76470588235294) internal successors, (1492), 17 states have internal predecessors, (1492), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:28:02,745 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 18 states, 18 states have (on average 122.0) internal successors, (2196), 18 states have internal predecessors, (2196), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:28:02,745 INFO L81 ComplementDD]: Finished complementDD. Result has 18 states, 18 states have (on average 122.0) internal successors, (2196), 18 states have internal predecessors, (2196), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:28:02,745 INFO L186 Difference]: Start difference. First operand has 128 places, 150 transitions, 731 flow. Second operand 17 states and 1492 transitions. [2022-01-19 04:28:02,745 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 144 places, 387 transitions, 2461 flow [2022-01-19 04:28:02,783 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 144 places, 387 transitions, 2349 flow, removed 56 selfloop flow, removed 0 redundant places. [2022-01-19 04:28:02,786 INFO L242 Difference]: Finished difference. Result has 153 places, 205 transitions, 1541 flow [2022-01-19 04:28:02,786 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=122, PETRI_DIFFERENCE_MINUEND_FLOW=703, PETRI_DIFFERENCE_MINUEND_PLACES=128, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=150, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=46, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=85, PETRI_DIFFERENCE_SUBTRAHEND_STATES=17, PETRI_FLOW=1541, PETRI_PLACES=153, PETRI_TRANSITIONS=205} [2022-01-19 04:28:02,787 INFO L334 CegarLoopForPetriNet]: 109 programPoint places, 44 predicate places. [2022-01-19 04:28:02,787 INFO L470 AbstractCegarLoop]: Abstraction has has 153 places, 205 transitions, 1541 flow [2022-01-19 04:28:02,787 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 72.88888888888889) internal successors, (656), 9 states have internal predecessors, (656), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:28:02,787 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 04:28:02,788 INFO L254 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 04:28:02,788 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-01-19 04:28:02,788 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-19 04:28:02,788 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 04:28:02,788 INFO L85 PathProgramCache]: Analyzing trace with hash 218858440, now seen corresponding path program 1 times [2022-01-19 04:28:02,788 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 04:28:02,788 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [312028568] [2022-01-19 04:28:02,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 04:28:02,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 04:28:02,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 04:28:02,829 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-01-19 04:28:02,829 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 04:28:02,829 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [312028568] [2022-01-19 04:28:02,830 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [312028568] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 04:28:02,830 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 04:28:02,830 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-01-19 04:28:02,830 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1249251198] [2022-01-19 04:28:02,830 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 04:28:02,830 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-01-19 04:28:02,830 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 04:28:02,830 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-01-19 04:28:02,830 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-01-19 04:28:02,831 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 72 out of 122 [2022-01-19 04:28:02,831 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 153 places, 205 transitions, 1541 flow. Second operand has 7 states, 7 states have (on average 73.85714285714286) internal successors, (517), 7 states have internal predecessors, (517), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:28:02,831 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 04:28:02,831 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 72 of 122 [2022-01-19 04:28:02,832 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 04:28:04,479 INFO L129 PetriNetUnfolder]: 7118/12454 cut-off events. [2022-01-19 04:28:04,480 INFO L130 PetriNetUnfolder]: For 60622/60657 co-relation queries the response was YES. [2022-01-19 04:28:04,531 INFO L84 FinitePrefix]: Finished finitePrefix Result has 46188 conditions, 12454 events. 7118/12454 cut-off events. For 60622/60657 co-relation queries the response was YES. Maximal size of possible extension queue 452. Compared 93337 event pairs, 1702 based on Foata normal form. 138/12535 useless extension candidates. Maximal degree in co-relation 46129. Up to 7041 conditions per place. [2022-01-19 04:28:04,601 INFO L132 encePairwiseOnDemand]: 109/122 looper letters, 222 selfloop transitions, 104 changer transitions 0/393 dead transitions. [2022-01-19 04:28:04,601 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 163 places, 393 transitions, 3489 flow [2022-01-19 04:28:04,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-01-19 04:28:04,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2022-01-19 04:28:04,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 959 transitions. [2022-01-19 04:28:04,604 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7146050670640834 [2022-01-19 04:28:04,604 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 959 transitions. [2022-01-19 04:28:04,604 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 959 transitions. [2022-01-19 04:28:04,604 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 04:28:04,604 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 959 transitions. [2022-01-19 04:28:04,606 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 87.18181818181819) internal successors, (959), 11 states have internal predecessors, (959), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:28:04,607 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 122.0) internal successors, (1464), 12 states have internal predecessors, (1464), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:28:04,608 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 122.0) internal successors, (1464), 12 states have internal predecessors, (1464), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:28:04,608 INFO L186 Difference]: Start difference. First operand has 153 places, 205 transitions, 1541 flow. Second operand 11 states and 959 transitions. [2022-01-19 04:28:04,608 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 163 places, 393 transitions, 3489 flow [2022-01-19 04:28:04,722 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 154 places, 393 transitions, 3136 flow, removed 108 selfloop flow, removed 9 redundant places. [2022-01-19 04:28:04,725 INFO L242 Difference]: Finished difference. Result has 158 places, 261 transitions, 2218 flow [2022-01-19 04:28:04,726 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=122, PETRI_DIFFERENCE_MINUEND_FLOW=1321, PETRI_DIFFERENCE_MINUEND_PLACES=144, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=205, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=56, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=128, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=2218, PETRI_PLACES=158, PETRI_TRANSITIONS=261} [2022-01-19 04:28:04,726 INFO L334 CegarLoopForPetriNet]: 109 programPoint places, 49 predicate places. [2022-01-19 04:28:04,726 INFO L470 AbstractCegarLoop]: Abstraction has has 158 places, 261 transitions, 2218 flow [2022-01-19 04:28:04,727 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 73.85714285714286) internal successors, (517), 7 states have internal predecessors, (517), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:28:04,727 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 04:28:04,727 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 04:28:04,727 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-01-19 04:28:04,727 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-19 04:28:04,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 04:28:04,727 INFO L85 PathProgramCache]: Analyzing trace with hash -1018566112, now seen corresponding path program 1 times [2022-01-19 04:28:04,727 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 04:28:04,728 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1397017852] [2022-01-19 04:28:04,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 04:28:04,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 04:28:04,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 04:28:04,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-19 04:28:04,793 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 04:28:04,793 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1397017852] [2022-01-19 04:28:04,793 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1397017852] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 04:28:04,793 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 04:28:04,793 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-01-19 04:28:04,793 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [596171313] [2022-01-19 04:28:04,793 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 04:28:04,793 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-01-19 04:28:04,793 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 04:28:04,794 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-01-19 04:28:04,794 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2022-01-19 04:28:04,794 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 70 out of 122 [2022-01-19 04:28:04,795 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 158 places, 261 transitions, 2218 flow. Second operand has 10 states, 10 states have (on average 72.0) internal successors, (720), 10 states have internal predecessors, (720), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:28:04,795 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 04:28:04,795 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 70 of 122 [2022-01-19 04:28:04,795 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 04:28:06,921 INFO L129 PetriNetUnfolder]: 8442/15051 cut-off events. [2022-01-19 04:28:06,921 INFO L130 PetriNetUnfolder]: For 76192/76338 co-relation queries the response was YES. [2022-01-19 04:28:07,011 INFO L84 FinitePrefix]: Finished finitePrefix Result has 57082 conditions, 15051 events. 8442/15051 cut-off events. For 76192/76338 co-relation queries the response was YES. Maximal size of possible extension queue 490. Compared 116495 event pairs, 881 based on Foata normal form. 206/15229 useless extension candidates. Maximal degree in co-relation 57018. Up to 4824 conditions per place. [2022-01-19 04:28:07,176 INFO L132 encePairwiseOnDemand]: 103/122 looper letters, 295 selfloop transitions, 187 changer transitions 0/543 dead transitions. [2022-01-19 04:28:07,177 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 177 places, 543 transitions, 5003 flow [2022-01-19 04:28:07,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-01-19 04:28:07,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2022-01-19 04:28:07,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 1732 transitions. [2022-01-19 04:28:07,180 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7098360655737705 [2022-01-19 04:28:07,180 INFO L72 ComplementDD]: Start complementDD. Operand 20 states and 1732 transitions. [2022-01-19 04:28:07,180 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 1732 transitions. [2022-01-19 04:28:07,181 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 04:28:07,182 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 20 states and 1732 transitions. [2022-01-19 04:28:07,186 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 21 states, 20 states have (on average 86.6) internal successors, (1732), 20 states have internal predecessors, (1732), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:28:07,190 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 21 states, 21 states have (on average 122.0) internal successors, (2562), 21 states have internal predecessors, (2562), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:28:07,191 INFO L81 ComplementDD]: Finished complementDD. Result has 21 states, 21 states have (on average 122.0) internal successors, (2562), 21 states have internal predecessors, (2562), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:28:07,191 INFO L186 Difference]: Start difference. First operand has 158 places, 261 transitions, 2218 flow. Second operand 20 states and 1732 transitions. [2022-01-19 04:28:07,191 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 177 places, 543 transitions, 5003 flow [2022-01-19 04:28:07,412 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 172 places, 543 transitions, 4714 flow, removed 87 selfloop flow, removed 5 redundant places. [2022-01-19 04:28:07,417 INFO L242 Difference]: Finished difference. Result has 177 places, 310 transitions, 3145 flow [2022-01-19 04:28:07,417 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=122, PETRI_DIFFERENCE_MINUEND_FLOW=2016, PETRI_DIFFERENCE_MINUEND_PLACES=153, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=261, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=141, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=109, PETRI_DIFFERENCE_SUBTRAHEND_STATES=20, PETRI_FLOW=3145, PETRI_PLACES=177, PETRI_TRANSITIONS=310} [2022-01-19 04:28:07,418 INFO L334 CegarLoopForPetriNet]: 109 programPoint places, 68 predicate places. [2022-01-19 04:28:07,418 INFO L470 AbstractCegarLoop]: Abstraction has has 177 places, 310 transitions, 3145 flow [2022-01-19 04:28:07,418 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 72.0) internal successors, (720), 10 states have internal predecessors, (720), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:28:07,418 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 04:28:07,418 INFO L254 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 04:28:07,419 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-01-19 04:28:07,419 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-19 04:28:07,420 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 04:28:07,420 INFO L85 PathProgramCache]: Analyzing trace with hash 1931951662, now seen corresponding path program 1 times [2022-01-19 04:28:07,420 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 04:28:07,420 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1998420157] [2022-01-19 04:28:07,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 04:28:07,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 04:28:07,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 04:28:07,478 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-01-19 04:28:07,478 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 04:28:07,479 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1998420157] [2022-01-19 04:28:07,479 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1998420157] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 04:28:07,479 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 04:28:07,479 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-01-19 04:28:07,479 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1199328494] [2022-01-19 04:28:07,479 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 04:28:07,479 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-01-19 04:28:07,479 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 04:28:07,480 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-01-19 04:28:07,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2022-01-19 04:28:07,480 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 71 out of 122 [2022-01-19 04:28:07,481 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 177 places, 310 transitions, 3145 flow. Second operand has 9 states, 9 states have (on average 73.0) internal successors, (657), 9 states have internal predecessors, (657), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:28:07,481 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 04:28:07,481 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 71 of 122 [2022-01-19 04:28:07,481 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 04:28:10,082 INFO L129 PetriNetUnfolder]: 10781/18987 cut-off events. [2022-01-19 04:28:10,082 INFO L130 PetriNetUnfolder]: For 133258/133636 co-relation queries the response was YES. [2022-01-19 04:28:10,219 INFO L84 FinitePrefix]: Finished finitePrefix Result has 78964 conditions, 18987 events. 10781/18987 cut-off events. For 133258/133636 co-relation queries the response was YES. Maximal size of possible extension queue 628. Compared 151202 event pairs, 1432 based on Foata normal form. 408/19362 useless extension candidates. Maximal degree in co-relation 78894. Up to 6708 conditions per place. [2022-01-19 04:28:10,442 INFO L132 encePairwiseOnDemand]: 105/122 looper letters, 342 selfloop transitions, 288 changer transitions 0/700 dead transitions. [2022-01-19 04:28:10,442 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 193 places, 700 transitions, 7624 flow [2022-01-19 04:28:10,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-01-19 04:28:10,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2022-01-19 04:28:10,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 1482 transitions. [2022-01-19 04:28:10,445 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7145612343297975 [2022-01-19 04:28:10,445 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 1482 transitions. [2022-01-19 04:28:10,445 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 1482 transitions. [2022-01-19 04:28:10,447 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 04:28:10,447 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 1482 transitions. [2022-01-19 04:28:10,449 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 18 states, 17 states have (on average 87.17647058823529) internal successors, (1482), 17 states have internal predecessors, (1482), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:28:10,451 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 18 states, 18 states have (on average 122.0) internal successors, (2196), 18 states have internal predecessors, (2196), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:28:10,452 INFO L81 ComplementDD]: Finished complementDD. Result has 18 states, 18 states have (on average 122.0) internal successors, (2196), 18 states have internal predecessors, (2196), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:28:10,452 INFO L186 Difference]: Start difference. First operand has 177 places, 310 transitions, 3145 flow. Second operand 17 states and 1482 transitions. [2022-01-19 04:28:10,452 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 193 places, 700 transitions, 7624 flow [2022-01-19 04:28:10,889 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 180 places, 700 transitions, 7019 flow, removed 105 selfloop flow, removed 13 redundant places. [2022-01-19 04:28:10,895 INFO L242 Difference]: Finished difference. Result has 189 places, 454 transitions, 5613 flow [2022-01-19 04:28:10,895 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=122, PETRI_DIFFERENCE_MINUEND_FLOW=2795, PETRI_DIFFERENCE_MINUEND_PLACES=164, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=310, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=149, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=105, PETRI_DIFFERENCE_SUBTRAHEND_STATES=17, PETRI_FLOW=5613, PETRI_PLACES=189, PETRI_TRANSITIONS=454} [2022-01-19 04:28:10,896 INFO L334 CegarLoopForPetriNet]: 109 programPoint places, 80 predicate places. [2022-01-19 04:28:10,896 INFO L470 AbstractCegarLoop]: Abstraction has has 189 places, 454 transitions, 5613 flow [2022-01-19 04:28:10,896 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 73.0) internal successors, (657), 9 states have internal predecessors, (657), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:28:10,896 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 04:28:10,896 INFO L254 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 04:28:10,897 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-01-19 04:28:10,897 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-19 04:28:10,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 04:28:10,897 INFO L85 PathProgramCache]: Analyzing trace with hash 1137689931, now seen corresponding path program 1 times [2022-01-19 04:28:10,897 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 04:28:10,897 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1248339068] [2022-01-19 04:28:10,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 04:28:10,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 04:28:10,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 04:28:10,941 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-01-19 04:28:10,941 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 04:28:10,941 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1248339068] [2022-01-19 04:28:10,941 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1248339068] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 04:28:10,941 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 04:28:10,941 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-01-19 04:28:10,941 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1930907248] [2022-01-19 04:28:10,942 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 04:28:10,942 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-01-19 04:28:10,942 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 04:28:10,942 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-01-19 04:28:10,942 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-01-19 04:28:10,943 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 71 out of 122 [2022-01-19 04:28:10,943 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 189 places, 454 transitions, 5613 flow. Second operand has 7 states, 7 states have (on average 73.0) internal successors, (511), 7 states have internal predecessors, (511), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:28:10,943 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 04:28:10,943 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 71 of 122 [2022-01-19 04:28:10,943 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 04:28:14,164 INFO L129 PetriNetUnfolder]: 11342/20152 cut-off events. [2022-01-19 04:28:14,165 INFO L130 PetriNetUnfolder]: For 211539/211949 co-relation queries the response was YES. [2022-01-19 04:28:14,449 INFO L84 FinitePrefix]: Finished finitePrefix Result has 97404 conditions, 20152 events. 11342/20152 cut-off events. For 211539/211949 co-relation queries the response was YES. Maximal size of possible extension queue 683. Compared 162608 event pairs, 3097 based on Foata normal form. 276/20258 useless extension candidates. Maximal degree in co-relation 97324. Up to 14379 conditions per place. [2022-01-19 04:28:14,573 INFO L132 encePairwiseOnDemand]: 108/122 looper letters, 448 selfloop transitions, 129 changer transitions 0/649 dead transitions. [2022-01-19 04:28:14,573 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 202 places, 649 transitions, 8803 flow [2022-01-19 04:28:14,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-01-19 04:28:14,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2022-01-19 04:28:14,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 1171 transitions. [2022-01-19 04:28:14,575 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6855971896955504 [2022-01-19 04:28:14,576 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 1171 transitions. [2022-01-19 04:28:14,576 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 1171 transitions. [2022-01-19 04:28:14,576 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 04:28:14,576 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 1171 transitions. [2022-01-19 04:28:14,577 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 83.64285714285714) internal successors, (1171), 14 states have internal predecessors, (1171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:28:14,579 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 122.0) internal successors, (1830), 15 states have internal predecessors, (1830), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:28:14,579 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 122.0) internal successors, (1830), 15 states have internal predecessors, (1830), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:28:14,579 INFO L186 Difference]: Start difference. First operand has 189 places, 454 transitions, 5613 flow. Second operand 14 states and 1171 transitions. [2022-01-19 04:28:14,579 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 202 places, 649 transitions, 8803 flow [2022-01-19 04:28:15,597 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 193 places, 649 transitions, 8069 flow, removed 229 selfloop flow, removed 9 redundant places. [2022-01-19 04:28:15,605 INFO L242 Difference]: Finished difference. Result has 198 places, 512 transitions, 6278 flow [2022-01-19 04:28:15,605 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=122, PETRI_DIFFERENCE_MINUEND_FLOW=5050, PETRI_DIFFERENCE_MINUEND_PLACES=180, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=454, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=81, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=348, PETRI_DIFFERENCE_SUBTRAHEND_STATES=14, PETRI_FLOW=6278, PETRI_PLACES=198, PETRI_TRANSITIONS=512} [2022-01-19 04:28:15,605 INFO L334 CegarLoopForPetriNet]: 109 programPoint places, 89 predicate places. [2022-01-19 04:28:15,605 INFO L470 AbstractCegarLoop]: Abstraction has has 198 places, 512 transitions, 6278 flow [2022-01-19 04:28:15,606 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 73.0) internal successors, (511), 7 states have internal predecessors, (511), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:28:15,606 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 04:28:15,606 INFO L254 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 04:28:15,606 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-01-19 04:28:15,606 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-19 04:28:15,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 04:28:15,606 INFO L85 PathProgramCache]: Analyzing trace with hash 1891680019, now seen corresponding path program 2 times [2022-01-19 04:28:15,607 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 04:28:15,607 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [421431350] [2022-01-19 04:28:15,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 04:28:15,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 04:28:15,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 04:28:15,645 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-01-19 04:28:15,645 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 04:28:15,645 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [421431350] [2022-01-19 04:28:15,645 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [421431350] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 04:28:15,645 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 04:28:15,646 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-01-19 04:28:15,646 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [924358616] [2022-01-19 04:28:15,646 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 04:28:15,646 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-01-19 04:28:15,646 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 04:28:15,646 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-01-19 04:28:15,646 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-01-19 04:28:15,647 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 71 out of 122 [2022-01-19 04:28:15,647 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 198 places, 512 transitions, 6278 flow. Second operand has 7 states, 7 states have (on average 73.0) internal successors, (511), 7 states have internal predecessors, (511), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:28:15,647 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 04:28:15,647 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 71 of 122 [2022-01-19 04:28:15,648 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 04:28:19,875 INFO L129 PetriNetUnfolder]: 11987/21226 cut-off events. [2022-01-19 04:28:19,876 INFO L130 PetriNetUnfolder]: For 239823/240251 co-relation queries the response was YES. [2022-01-19 04:28:20,038 INFO L84 FinitePrefix]: Finished finitePrefix Result has 103793 conditions, 21226 events. 11987/21226 cut-off events. For 239823/240251 co-relation queries the response was YES. Maximal size of possible extension queue 732. Compared 172495 event pairs, 3335 based on Foata normal form. 262/21324 useless extension candidates. Maximal degree in co-relation 103707. Up to 15394 conditions per place. [2022-01-19 04:28:20,147 INFO L132 encePairwiseOnDemand]: 108/122 looper letters, 489 selfloop transitions, 131 changer transitions 0/692 dead transitions. [2022-01-19 04:28:20,147 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 211 places, 692 transitions, 9376 flow [2022-01-19 04:28:20,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-01-19 04:28:20,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2022-01-19 04:28:20,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 1168 transitions. [2022-01-19 04:28:20,149 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6838407494145199 [2022-01-19 04:28:20,149 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 1168 transitions. [2022-01-19 04:28:20,149 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 1168 transitions. [2022-01-19 04:28:20,149 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 04:28:20,149 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 1168 transitions. [2022-01-19 04:28:20,151 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 83.42857142857143) internal successors, (1168), 14 states have internal predecessors, (1168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:28:20,152 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 122.0) internal successors, (1830), 15 states have internal predecessors, (1830), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:28:20,152 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 122.0) internal successors, (1830), 15 states have internal predecessors, (1830), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:28:20,153 INFO L186 Difference]: Start difference. First operand has 198 places, 512 transitions, 6278 flow. Second operand 14 states and 1168 transitions. [2022-01-19 04:28:20,153 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 211 places, 692 transitions, 9376 flow [2022-01-19 04:28:21,230 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 207 places, 692 transitions, 9119 flow, removed 105 selfloop flow, removed 4 redundant places. [2022-01-19 04:28:21,238 INFO L242 Difference]: Finished difference. Result has 212 places, 560 transitions, 7184 flow [2022-01-19 04:28:21,238 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=122, PETRI_DIFFERENCE_MINUEND_FLOW=6024, PETRI_DIFFERENCE_MINUEND_PLACES=194, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=512, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=92, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=402, PETRI_DIFFERENCE_SUBTRAHEND_STATES=14, PETRI_FLOW=7184, PETRI_PLACES=212, PETRI_TRANSITIONS=560} [2022-01-19 04:28:21,239 INFO L334 CegarLoopForPetriNet]: 109 programPoint places, 103 predicate places. [2022-01-19 04:28:21,239 INFO L470 AbstractCegarLoop]: Abstraction has has 212 places, 560 transitions, 7184 flow [2022-01-19 04:28:21,239 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 73.0) internal successors, (511), 7 states have internal predecessors, (511), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:28:21,239 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 04:28:21,239 INFO L254 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 04:28:21,239 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-01-19 04:28:21,239 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-19 04:28:21,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 04:28:21,240 INFO L85 PathProgramCache]: Analyzing trace with hash -1662678322, now seen corresponding path program 1 times [2022-01-19 04:28:21,240 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 04:28:21,240 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1511977165] [2022-01-19 04:28:21,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 04:28:21,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 04:28:21,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 04:28:21,303 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-01-19 04:28:21,304 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 04:28:21,304 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1511977165] [2022-01-19 04:28:21,304 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1511977165] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 04:28:21,304 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 04:28:21,304 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-01-19 04:28:21,304 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1693084427] [2022-01-19 04:28:21,304 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 04:28:21,304 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-01-19 04:28:21,304 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 04:28:21,305 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-01-19 04:28:21,305 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2022-01-19 04:28:21,305 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 70 out of 122 [2022-01-19 04:28:21,306 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 212 places, 560 transitions, 7184 flow. Second operand has 10 states, 10 states have (on average 72.1) internal successors, (721), 10 states have internal predecessors, (721), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:28:21,306 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 04:28:21,306 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 70 of 122 [2022-01-19 04:28:21,306 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 04:28:26,162 INFO L129 PetriNetUnfolder]: 13902/24993 cut-off events. [2022-01-19 04:28:26,162 INFO L130 PetriNetUnfolder]: For 326807/327241 co-relation queries the response was YES. [2022-01-19 04:28:26,469 INFO L84 FinitePrefix]: Finished finitePrefix Result has 121786 conditions, 24993 events. 13902/24993 cut-off events. For 326807/327241 co-relation queries the response was YES. Maximal size of possible extension queue 806. Compared 210552 event pairs, 1526 based on Foata normal form. 442/25395 useless extension candidates. Maximal degree in co-relation 121695. Up to 8119 conditions per place. [2022-01-19 04:28:26,587 INFO L132 encePairwiseOnDemand]: 103/122 looper letters, 430 selfloop transitions, 393 changer transitions 58/958 dead transitions. [2022-01-19 04:28:26,587 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 231 places, 958 transitions, 12709 flow [2022-01-19 04:28:26,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-01-19 04:28:26,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2022-01-19 04:28:26,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 1723 transitions. [2022-01-19 04:28:26,589 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7061475409836065 [2022-01-19 04:28:26,589 INFO L72 ComplementDD]: Start complementDD. Operand 20 states and 1723 transitions. [2022-01-19 04:28:26,589 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 1723 transitions. [2022-01-19 04:28:26,589 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 04:28:26,589 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 20 states and 1723 transitions. [2022-01-19 04:28:26,591 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 21 states, 20 states have (on average 86.15) internal successors, (1723), 20 states have internal predecessors, (1723), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:28:26,593 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 21 states, 21 states have (on average 122.0) internal successors, (2562), 21 states have internal predecessors, (2562), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:28:26,593 INFO L81 ComplementDD]: Finished complementDD. Result has 21 states, 21 states have (on average 122.0) internal successors, (2562), 21 states have internal predecessors, (2562), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:28:26,594 INFO L186 Difference]: Start difference. First operand has 212 places, 560 transitions, 7184 flow. Second operand 20 states and 1723 transitions. [2022-01-19 04:28:26,594 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 231 places, 958 transitions, 12709 flow [2022-01-19 04:28:27,854 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 227 places, 958 transitions, 12271 flow, removed 193 selfloop flow, removed 4 redundant places. [2022-01-19 04:28:27,864 INFO L242 Difference]: Finished difference. Result has 232 places, 607 transitions, 8792 flow [2022-01-19 04:28:27,864 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=122, PETRI_DIFFERENCE_MINUEND_FLOW=6855, PETRI_DIFFERENCE_MINUEND_PLACES=208, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=560, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=330, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=214, PETRI_DIFFERENCE_SUBTRAHEND_STATES=20, PETRI_FLOW=8792, PETRI_PLACES=232, PETRI_TRANSITIONS=607} [2022-01-19 04:28:27,865 INFO L334 CegarLoopForPetriNet]: 109 programPoint places, 123 predicate places. [2022-01-19 04:28:27,865 INFO L470 AbstractCegarLoop]: Abstraction has has 232 places, 607 transitions, 8792 flow [2022-01-19 04:28:27,865 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 72.1) internal successors, (721), 10 states have internal predecessors, (721), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:28:27,865 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 04:28:27,865 INFO L254 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 04:28:27,865 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-01-19 04:28:27,865 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-19 04:28:27,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 04:28:27,866 INFO L85 PathProgramCache]: Analyzing trace with hash -536775180, now seen corresponding path program 1 times [2022-01-19 04:28:27,866 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 04:28:27,866 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1348144193] [2022-01-19 04:28:27,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 04:28:27,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 04:28:27,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 04:28:27,905 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-01-19 04:28:27,905 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 04:28:27,905 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1348144193] [2022-01-19 04:28:27,905 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1348144193] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 04:28:27,905 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 04:28:27,906 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-01-19 04:28:27,906 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [524110466] [2022-01-19 04:28:27,906 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 04:28:27,906 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-01-19 04:28:27,906 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 04:28:27,906 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-01-19 04:28:27,906 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2022-01-19 04:28:27,907 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 70 out of 122 [2022-01-19 04:28:27,907 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 232 places, 607 transitions, 8792 flow. Second operand has 8 states, 8 states have (on average 72.125) internal successors, (577), 8 states have internal predecessors, (577), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:28:27,907 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 04:28:27,908 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 70 of 122 [2022-01-19 04:28:27,908 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 04:28:33,056 INFO L129 PetriNetUnfolder]: 15541/27484 cut-off events. [2022-01-19 04:28:33,056 INFO L130 PetriNetUnfolder]: For 462000/462576 co-relation queries the response was YES. [2022-01-19 04:28:33,433 INFO L84 FinitePrefix]: Finished finitePrefix Result has 146321 conditions, 27484 events. 15541/27484 cut-off events. For 462000/462576 co-relation queries the response was YES. Maximal size of possible extension queue 945. Compared 230561 event pairs, 2634 based on Foata normal form. 468/27799 useless extension candidates. Maximal degree in co-relation 146225. Up to 13486 conditions per place. [2022-01-19 04:28:33,580 INFO L132 encePairwiseOnDemand]: 106/122 looper letters, 538 selfloop transitions, 371 changer transitions 0/981 dead transitions. [2022-01-19 04:28:33,580 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 250 places, 981 transitions, 15281 flow [2022-01-19 04:28:33,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-01-19 04:28:33,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2022-01-19 04:28:33,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 1592 transitions. [2022-01-19 04:28:33,581 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6867989646246765 [2022-01-19 04:28:33,581 INFO L72 ComplementDD]: Start complementDD. Operand 19 states and 1592 transitions. [2022-01-19 04:28:33,581 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 1592 transitions. [2022-01-19 04:28:33,582 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 04:28:33,582 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 1592 transitions. [2022-01-19 04:28:33,584 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 20 states, 19 states have (on average 83.78947368421052) internal successors, (1592), 19 states have internal predecessors, (1592), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:28:33,585 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 20 states, 20 states have (on average 122.0) internal successors, (2440), 20 states have internal predecessors, (2440), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:28:33,586 INFO L81 ComplementDD]: Finished complementDD. Result has 20 states, 20 states have (on average 122.0) internal successors, (2440), 20 states have internal predecessors, (2440), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:28:33,586 INFO L186 Difference]: Start difference. First operand has 232 places, 607 transitions, 8792 flow. Second operand 19 states and 1592 transitions. [2022-01-19 04:28:33,586 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 250 places, 981 transitions, 15281 flow [2022-01-19 04:28:35,687 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 238 places, 981 transitions, 14646 flow, removed 107 selfloop flow, removed 12 redundant places. [2022-01-19 04:28:35,700 INFO L242 Difference]: Finished difference. Result has 248 places, 736 transitions, 11954 flow [2022-01-19 04:28:35,700 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=122, PETRI_DIFFERENCE_MINUEND_FLOW=8299, PETRI_DIFFERENCE_MINUEND_PLACES=220, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=607, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=259, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=306, PETRI_DIFFERENCE_SUBTRAHEND_STATES=19, PETRI_FLOW=11954, PETRI_PLACES=248, PETRI_TRANSITIONS=736} [2022-01-19 04:28:35,701 INFO L334 CegarLoopForPetriNet]: 109 programPoint places, 139 predicate places. [2022-01-19 04:28:35,701 INFO L470 AbstractCegarLoop]: Abstraction has has 248 places, 736 transitions, 11954 flow [2022-01-19 04:28:35,701 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 72.125) internal successors, (577), 8 states have internal predecessors, (577), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:28:35,701 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 04:28:35,701 INFO L254 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 04:28:35,701 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-01-19 04:28:35,701 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-19 04:28:35,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 04:28:35,702 INFO L85 PathProgramCache]: Analyzing trace with hash 17123045, now seen corresponding path program 1 times [2022-01-19 04:28:35,702 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 04:28:35,702 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1161494457] [2022-01-19 04:28:35,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 04:28:35,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 04:28:35,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 04:28:35,771 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-01-19 04:28:35,772 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 04:28:35,772 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1161494457] [2022-01-19 04:28:35,772 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1161494457] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 04:28:35,772 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 04:28:35,772 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-01-19 04:28:35,772 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2074532642] [2022-01-19 04:28:35,772 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 04:28:35,774 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-01-19 04:28:35,774 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 04:28:35,774 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-01-19 04:28:35,774 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-01-19 04:28:35,775 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 70 out of 122 [2022-01-19 04:28:35,775 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 248 places, 736 transitions, 11954 flow. Second operand has 8 states, 8 states have (on average 72.125) internal successors, (577), 8 states have internal predecessors, (577), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:28:35,775 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 04:28:35,775 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 70 of 122 [2022-01-19 04:28:35,775 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 04:28:42,553 INFO L129 PetriNetUnfolder]: 17110/30250 cut-off events. [2022-01-19 04:28:42,554 INFO L130 PetriNetUnfolder]: For 662919/663677 co-relation queries the response was YES. [2022-01-19 04:28:42,998 INFO L84 FinitePrefix]: Finished finitePrefix Result has 173865 conditions, 30250 events. 17110/30250 cut-off events. For 662919/663677 co-relation queries the response was YES. Maximal size of possible extension queue 1056. Compared 256896 event pairs, 4414 based on Foata normal form. 493/30528 useless extension candidates. Maximal degree in co-relation 173758. Up to 20823 conditions per place. [2022-01-19 04:28:43,175 INFO L132 encePairwiseOnDemand]: 106/122 looper letters, 715 selfloop transitions, 227 changer transitions 0/1023 dead transitions. [2022-01-19 04:28:43,175 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 266 places, 1023 transitions, 17649 flow [2022-01-19 04:28:43,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-01-19 04:28:43,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2022-01-19 04:28:43,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 1563 transitions. [2022-01-19 04:28:43,177 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.674288179465056 [2022-01-19 04:28:43,177 INFO L72 ComplementDD]: Start complementDD. Operand 19 states and 1563 transitions. [2022-01-19 04:28:43,177 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 1563 transitions. [2022-01-19 04:28:43,177 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 04:28:43,177 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 1563 transitions. [2022-01-19 04:28:43,179 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 20 states, 19 states have (on average 82.26315789473684) internal successors, (1563), 19 states have internal predecessors, (1563), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:28:43,181 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 20 states, 20 states have (on average 122.0) internal successors, (2440), 20 states have internal predecessors, (2440), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:28:43,181 INFO L81 ComplementDD]: Finished complementDD. Result has 20 states, 20 states have (on average 122.0) internal successors, (2440), 20 states have internal predecessors, (2440), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:28:43,181 INFO L186 Difference]: Start difference. First operand has 248 places, 736 transitions, 11954 flow. Second operand 19 states and 1563 transitions. [2022-01-19 04:28:43,182 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 266 places, 1023 transitions, 17649 flow [2022-01-19 04:28:46,698 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 262 places, 1023 transitions, 16953 flow, removed 339 selfloop flow, removed 4 redundant places. [2022-01-19 04:28:46,732 INFO L242 Difference]: Finished difference. Result has 269 places, 816 transitions, 13745 flow [2022-01-19 04:28:46,733 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=122, PETRI_DIFFERENCE_MINUEND_FLOW=11380, PETRI_DIFFERENCE_MINUEND_PLACES=244, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=736, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=158, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=545, PETRI_DIFFERENCE_SUBTRAHEND_STATES=19, PETRI_FLOW=13745, PETRI_PLACES=269, PETRI_TRANSITIONS=816} [2022-01-19 04:28:46,733 INFO L334 CegarLoopForPetriNet]: 109 programPoint places, 160 predicate places. [2022-01-19 04:28:46,733 INFO L470 AbstractCegarLoop]: Abstraction has has 269 places, 816 transitions, 13745 flow [2022-01-19 04:28:46,733 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 72.125) internal successors, (577), 8 states have internal predecessors, (577), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:28:46,733 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 04:28:46,734 INFO L254 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 04:28:46,734 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-01-19 04:28:46,734 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-19 04:28:46,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 04:28:46,734 INFO L85 PathProgramCache]: Analyzing trace with hash -761688569, now seen corresponding path program 2 times [2022-01-19 04:28:46,734 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 04:28:46,734 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1862023844] [2022-01-19 04:28:46,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 04:28:46,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 04:28:46,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 04:28:46,779 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-01-19 04:28:46,780 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 04:28:46,780 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1862023844] [2022-01-19 04:28:46,780 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1862023844] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 04:28:46,780 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 04:28:46,780 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-01-19 04:28:46,780 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [27995772] [2022-01-19 04:28:46,780 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 04:28:46,780 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-01-19 04:28:46,780 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 04:28:46,781 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-01-19 04:28:46,781 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-01-19 04:28:46,781 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 71 out of 122 [2022-01-19 04:28:46,782 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 269 places, 816 transitions, 13745 flow. Second operand has 7 states, 7 states have (on average 73.28571428571429) internal successors, (513), 7 states have internal predecessors, (513), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:28:46,782 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 04:28:46,782 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 71 of 122 [2022-01-19 04:28:46,782 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 04:28:54,158 INFO L129 PetriNetUnfolder]: 17566/31334 cut-off events. [2022-01-19 04:28:54,159 INFO L130 PetriNetUnfolder]: For 738781/739717 co-relation queries the response was YES. [2022-01-19 04:28:54,677 INFO L84 FinitePrefix]: Finished finitePrefix Result has 183008 conditions, 31334 events. 17566/31334 cut-off events. For 738781/739717 co-relation queries the response was YES. Maximal size of possible extension queue 1134. Compared 271510 event pairs, 4746 based on Foata normal form. 681/31767 useless extension candidates. Maximal degree in co-relation 182894. Up to 23361 conditions per place. [2022-01-19 04:28:54,913 INFO L132 encePairwiseOnDemand]: 108/122 looper letters, 746 selfloop transitions, 155 changer transitions 0/1012 dead transitions. [2022-01-19 04:28:54,913 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 282 places, 1012 transitions, 18190 flow [2022-01-19 04:28:54,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-01-19 04:28:54,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2022-01-19 04:28:54,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 1173 transitions. [2022-01-19 04:28:54,914 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.686768149882904 [2022-01-19 04:28:54,915 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 1173 transitions. [2022-01-19 04:28:54,915 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 1173 transitions. [2022-01-19 04:28:54,915 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 04:28:54,915 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 1173 transitions. [2022-01-19 04:28:54,916 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 83.78571428571429) internal successors, (1173), 14 states have internal predecessors, (1173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:28:54,917 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 122.0) internal successors, (1830), 15 states have internal predecessors, (1830), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:28:54,918 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 122.0) internal successors, (1830), 15 states have internal predecessors, (1830), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:28:54,918 INFO L186 Difference]: Start difference. First operand has 269 places, 816 transitions, 13745 flow. Second operand 14 states and 1173 transitions. [2022-01-19 04:28:54,918 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 282 places, 1012 transitions, 18190 flow [2022-01-19 04:28:59,092 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 273 places, 1012 transitions, 17706 flow, removed 166 selfloop flow, removed 9 redundant places. [2022-01-19 04:28:59,107 INFO L242 Difference]: Finished difference. Result has 278 places, 873 transitions, 15047 flow [2022-01-19 04:28:59,107 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=122, PETRI_DIFFERENCE_MINUEND_FLOW=13265, PETRI_DIFFERENCE_MINUEND_PLACES=260, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=816, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=108, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=683, PETRI_DIFFERENCE_SUBTRAHEND_STATES=14, PETRI_FLOW=15047, PETRI_PLACES=278, PETRI_TRANSITIONS=873} [2022-01-19 04:28:59,108 INFO L334 CegarLoopForPetriNet]: 109 programPoint places, 169 predicate places. [2022-01-19 04:28:59,108 INFO L470 AbstractCegarLoop]: Abstraction has has 278 places, 873 transitions, 15047 flow [2022-01-19 04:28:59,108 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 73.28571428571429) internal successors, (513), 7 states have internal predecessors, (513), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:28:59,108 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 04:28:59,108 INFO L254 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 04:28:59,108 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-01-19 04:28:59,108 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-19 04:28:59,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 04:28:59,108 INFO L85 PathProgramCache]: Analyzing trace with hash -697602041, now seen corresponding path program 3 times [2022-01-19 04:28:59,109 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 04:28:59,109 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [425433278] [2022-01-19 04:28:59,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 04:28:59,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 04:28:59,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 04:28:59,151 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-01-19 04:28:59,152 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 04:28:59,152 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [425433278] [2022-01-19 04:28:59,152 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [425433278] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 04:28:59,152 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 04:28:59,152 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-01-19 04:28:59,152 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2096334871] [2022-01-19 04:28:59,152 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 04:28:59,152 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-01-19 04:28:59,152 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 04:28:59,153 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-01-19 04:28:59,153 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2022-01-19 04:28:59,153 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 70 out of 122 [2022-01-19 04:28:59,153 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 278 places, 873 transitions, 15047 flow. Second operand has 8 states, 8 states have (on average 72.125) internal successors, (577), 8 states have internal predecessors, (577), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:28:59,154 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 04:28:59,154 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 70 of 122 [2022-01-19 04:28:59,154 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 04:29:07,884 INFO L129 PetriNetUnfolder]: 19835/34652 cut-off events. [2022-01-19 04:29:07,884 INFO L130 PetriNetUnfolder]: For 923978/924745 co-relation queries the response was YES. [2022-01-19 04:29:08,562 INFO L84 FinitePrefix]: Finished finitePrefix Result has 206940 conditions, 34652 events. 19835/34652 cut-off events. For 923978/924745 co-relation queries the response was YES. Maximal size of possible extension queue 1263. Compared 298199 event pairs, 3932 based on Foata normal form. 541/34974 useless extension candidates. Maximal degree in co-relation 206820. Up to 18815 conditions per place. [2022-01-19 04:29:08,920 INFO L132 encePairwiseOnDemand]: 106/122 looper letters, 695 selfloop transitions, 433 changer transitions 0/1209 dead transitions. [2022-01-19 04:29:08,920 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 296 places, 1209 transitions, 21793 flow [2022-01-19 04:29:08,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-01-19 04:29:08,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2022-01-19 04:29:08,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 1589 transitions. [2022-01-19 04:29:08,922 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.685504745470233 [2022-01-19 04:29:08,922 INFO L72 ComplementDD]: Start complementDD. Operand 19 states and 1589 transitions. [2022-01-19 04:29:08,922 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 1589 transitions. [2022-01-19 04:29:08,922 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 04:29:08,922 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 1589 transitions. [2022-01-19 04:29:08,924 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 20 states, 19 states have (on average 83.63157894736842) internal successors, (1589), 19 states have internal predecessors, (1589), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:29:08,926 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 20 states, 20 states have (on average 122.0) internal successors, (2440), 20 states have internal predecessors, (2440), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:29:08,926 INFO L81 ComplementDD]: Finished complementDD. Result has 20 states, 20 states have (on average 122.0) internal successors, (2440), 20 states have internal predecessors, (2440), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:29:08,926 INFO L186 Difference]: Start difference. First operand has 278 places, 873 transitions, 15047 flow. Second operand 19 states and 1589 transitions. [2022-01-19 04:29:08,926 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 296 places, 1209 transitions, 21793 flow [2022-01-19 04:29:13,877 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 293 places, 1209 transitions, 21310 flow, removed 235 selfloop flow, removed 3 redundant places. [2022-01-19 04:29:13,894 INFO L242 Difference]: Finished difference. Result has 303 places, 964 transitions, 18186 flow [2022-01-19 04:29:13,895 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=122, PETRI_DIFFERENCE_MINUEND_FLOW=14568, PETRI_DIFFERENCE_MINUEND_PLACES=275, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=873, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=354, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=491, PETRI_DIFFERENCE_SUBTRAHEND_STATES=19, PETRI_FLOW=18186, PETRI_PLACES=303, PETRI_TRANSITIONS=964} [2022-01-19 04:29:13,895 INFO L334 CegarLoopForPetriNet]: 109 programPoint places, 194 predicate places. [2022-01-19 04:29:13,895 INFO L470 AbstractCegarLoop]: Abstraction has has 303 places, 964 transitions, 18186 flow [2022-01-19 04:29:13,896 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 72.125) internal successors, (577), 8 states have internal predecessors, (577), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:29:13,896 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 04:29:13,896 INFO L254 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 04:29:13,896 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-01-19 04:29:13,896 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-19 04:29:13,896 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 04:29:13,896 INFO L85 PathProgramCache]: Analyzing trace with hash -1247918920, now seen corresponding path program 2 times [2022-01-19 04:29:13,896 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 04:29:13,896 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1320768394] [2022-01-19 04:29:13,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 04:29:13,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 04:29:13,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 04:29:13,967 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-01-19 04:29:13,967 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 04:29:13,967 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1320768394] [2022-01-19 04:29:13,967 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1320768394] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 04:29:13,967 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 04:29:13,967 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-01-19 04:29:13,967 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [85285685] [2022-01-19 04:29:13,968 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 04:29:13,968 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-01-19 04:29:13,968 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 04:29:13,968 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-01-19 04:29:13,968 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-01-19 04:29:13,969 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 70 out of 122 [2022-01-19 04:29:13,969 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 303 places, 964 transitions, 18186 flow. Second operand has 8 states, 8 states have (on average 72.125) internal successors, (577), 8 states have internal predecessors, (577), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:29:13,969 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 04:29:13,969 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 70 of 122 [2022-01-19 04:29:13,969 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 04:29:24,118 INFO L129 PetriNetUnfolder]: 20812/36613 cut-off events. [2022-01-19 04:29:24,118 INFO L130 PetriNetUnfolder]: For 1159889/1160734 co-relation queries the response was YES. [2022-01-19 04:29:25,178 INFO L84 FinitePrefix]: Finished finitePrefix Result has 228635 conditions, 36613 events. 20812/36613 cut-off events. For 1159889/1160734 co-relation queries the response was YES. Maximal size of possible extension queue 1370. Compared 320696 event pairs, 5541 based on Foata normal form. 555/36920 useless extension candidates. Maximal degree in co-relation 228505. Up to 26586 conditions per place. [2022-01-19 04:29:25,410 INFO L132 encePairwiseOnDemand]: 106/122 looper letters, 920 selfloop transitions, 236 changer transitions 0/1242 dead transitions. [2022-01-19 04:29:25,410 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 321 places, 1242 transitions, 24697 flow [2022-01-19 04:29:25,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-01-19 04:29:25,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2022-01-19 04:29:25,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 1560 transitions. [2022-01-19 04:29:25,412 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6729939603106126 [2022-01-19 04:29:25,412 INFO L72 ComplementDD]: Start complementDD. Operand 19 states and 1560 transitions. [2022-01-19 04:29:25,412 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 1560 transitions. [2022-01-19 04:29:25,412 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 04:29:25,412 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 1560 transitions. [2022-01-19 04:29:25,414 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 20 states, 19 states have (on average 82.10526315789474) internal successors, (1560), 19 states have internal predecessors, (1560), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:29:25,415 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 20 states, 20 states have (on average 122.0) internal successors, (2440), 20 states have internal predecessors, (2440), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:29:25,416 INFO L81 ComplementDD]: Finished complementDD. Result has 20 states, 20 states have (on average 122.0) internal successors, (2440), 20 states have internal predecessors, (2440), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:29:25,416 INFO L186 Difference]: Start difference. First operand has 303 places, 964 transitions, 18186 flow. Second operand 19 states and 1560 transitions. [2022-01-19 04:29:25,416 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 321 places, 1242 transitions, 24697 flow [2022-01-19 04:29:32,532 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 315 places, 1242 transitions, 23930 flow, removed 372 selfloop flow, removed 6 redundant places. [2022-01-19 04:29:32,551 INFO L242 Difference]: Finished difference. Result has 320 places, 1040 transitions, 20177 flow [2022-01-19 04:29:32,552 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=122, PETRI_DIFFERENCE_MINUEND_FLOW=17557, PETRI_DIFFERENCE_MINUEND_PLACES=297, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=964, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=171, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=762, PETRI_DIFFERENCE_SUBTRAHEND_STATES=19, PETRI_FLOW=20177, PETRI_PLACES=320, PETRI_TRANSITIONS=1040} [2022-01-19 04:29:32,552 INFO L334 CegarLoopForPetriNet]: 109 programPoint places, 211 predicate places. [2022-01-19 04:29:32,553 INFO L470 AbstractCegarLoop]: Abstraction has has 320 places, 1040 transitions, 20177 flow [2022-01-19 04:29:32,553 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 72.125) internal successors, (577), 8 states have internal predecessors, (577), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:29:32,553 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 04:29:32,553 INFO L254 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 04:29:32,553 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-01-19 04:29:32,553 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-19 04:29:32,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 04:29:32,553 INFO L85 PathProgramCache]: Analyzing trace with hash -1710466354, now seen corresponding path program 1 times [2022-01-19 04:29:32,553 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 04:29:32,553 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [667857726] [2022-01-19 04:29:32,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 04:29:32,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 04:29:32,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 04:29:32,605 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-01-19 04:29:32,605 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 04:29:32,605 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [667857726] [2022-01-19 04:29:32,605 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [667857726] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 04:29:32,605 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 04:29:32,605 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-01-19 04:29:32,605 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [692364385] [2022-01-19 04:29:32,605 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 04:29:32,605 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-01-19 04:29:32,605 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 04:29:32,606 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-01-19 04:29:32,606 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2022-01-19 04:29:32,606 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 69 out of 122 [2022-01-19 04:29:32,607 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 320 places, 1040 transitions, 20177 flow. Second operand has 9 states, 9 states have (on average 71.22222222222223) internal successors, (641), 9 states have internal predecessors, (641), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:29:32,607 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 04:29:32,607 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 69 of 122 [2022-01-19 04:29:32,607 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 04:29:44,449 INFO L129 PetriNetUnfolder]: 23456/40284 cut-off events. [2022-01-19 04:29:44,449 INFO L130 PetriNetUnfolder]: For 1258705/1259319 co-relation queries the response was YES. [2022-01-19 04:29:45,455 INFO L84 FinitePrefix]: Finished finitePrefix Result has 254521 conditions, 40284 events. 23456/40284 cut-off events. For 1258705/1259319 co-relation queries the response was YES. Maximal size of possible extension queue 1489. Compared 346997 event pairs, 3898 based on Foata normal form. 402/40532 useless extension candidates. Maximal degree in co-relation 254387. Up to 16712 conditions per place. [2022-01-19 04:29:45,717 INFO L132 encePairwiseOnDemand]: 104/122 looper letters, 771 selfloop transitions, 641 changer transitions 0/1480 dead transitions. [2022-01-19 04:29:45,718 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 346 places, 1480 transitions, 28630 flow [2022-01-19 04:29:45,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-01-19 04:29:45,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2022-01-19 04:29:45,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 2218 transitions. [2022-01-19 04:29:45,720 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6733454766241651 [2022-01-19 04:29:45,720 INFO L72 ComplementDD]: Start complementDD. Operand 27 states and 2218 transitions. [2022-01-19 04:29:45,720 INFO L73 IsDeterministic]: Start isDeterministic. Operand 27 states and 2218 transitions. [2022-01-19 04:29:45,720 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 04:29:45,720 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 27 states and 2218 transitions. [2022-01-19 04:29:45,722 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 28 states, 27 states have (on average 82.14814814814815) internal successors, (2218), 27 states have internal predecessors, (2218), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:29:45,724 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 28 states, 28 states have (on average 122.0) internal successors, (3416), 28 states have internal predecessors, (3416), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:29:45,725 INFO L81 ComplementDD]: Finished complementDD. Result has 28 states, 28 states have (on average 122.0) internal successors, (3416), 28 states have internal predecessors, (3416), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:29:45,725 INFO L186 Difference]: Start difference. First operand has 320 places, 1040 transitions, 20177 flow. Second operand 27 states and 2218 transitions. [2022-01-19 04:29:45,725 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 346 places, 1480 transitions, 28630 flow [2022-01-19 04:29:53,541 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 337 places, 1480 transitions, 27774 flow, removed 335 selfloop flow, removed 9 redundant places. [2022-01-19 04:29:53,563 INFO L242 Difference]: Finished difference. Result has 344 places, 1131 transitions, 23117 flow [2022-01-19 04:29:53,564 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=122, PETRI_DIFFERENCE_MINUEND_FLOW=19416, PETRI_DIFFERENCE_MINUEND_PLACES=311, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1040, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=555, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=463, PETRI_DIFFERENCE_SUBTRAHEND_STATES=27, PETRI_FLOW=23117, PETRI_PLACES=344, PETRI_TRANSITIONS=1131} [2022-01-19 04:29:53,564 INFO L334 CegarLoopForPetriNet]: 109 programPoint places, 235 predicate places. [2022-01-19 04:29:53,564 INFO L470 AbstractCegarLoop]: Abstraction has has 344 places, 1131 transitions, 23117 flow [2022-01-19 04:29:53,564 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 71.22222222222223) internal successors, (641), 9 states have internal predecessors, (641), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:29:53,565 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 04:29:53,565 INFO L254 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 04:29:53,565 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-01-19 04:29:53,565 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-19 04:29:53,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 04:29:53,565 INFO L85 PathProgramCache]: Analyzing trace with hash 933646342, now seen corresponding path program 2 times [2022-01-19 04:29:53,565 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 04:29:53,565 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [537521197] [2022-01-19 04:29:53,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 04:29:53,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 04:29:53,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 04:29:53,607 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-01-19 04:29:53,607 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 04:29:53,607 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [537521197] [2022-01-19 04:29:53,608 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [537521197] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 04:29:53,608 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 04:29:53,608 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-01-19 04:29:53,608 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1107815230] [2022-01-19 04:29:53,608 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 04:29:53,608 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-01-19 04:29:53,608 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 04:29:53,608 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-01-19 04:29:53,608 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2022-01-19 04:29:53,609 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 70 out of 122 [2022-01-19 04:29:53,609 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 344 places, 1131 transitions, 23117 flow. Second operand has 9 states, 9 states have (on average 72.11111111111111) internal successors, (649), 9 states have internal predecessors, (649), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:29:53,609 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 04:29:53,609 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 70 of 122 [2022-01-19 04:29:53,609 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 04:30:06,532 INFO L129 PetriNetUnfolder]: 23338/40844 cut-off events. [2022-01-19 04:30:06,532 INFO L130 PetriNetUnfolder]: For 1344827/1345825 co-relation queries the response was YES. [2022-01-19 04:30:07,278 INFO L84 FinitePrefix]: Finished finitePrefix Result has 264552 conditions, 40844 events. 23338/40844 cut-off events. For 1344827/1345825 co-relation queries the response was YES. Maximal size of possible extension queue 1541. Compared 361706 event pairs, 2063 based on Foata normal form. 866/41526 useless extension candidates. Maximal degree in co-relation 264410. Up to 17627 conditions per place. [2022-01-19 04:30:07,656 INFO L132 encePairwiseOnDemand]: 105/122 looper letters, 724 selfloop transitions, 664 changer transitions 0/1492 dead transitions. [2022-01-19 04:30:07,656 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 366 places, 1492 transitions, 30117 flow [2022-01-19 04:30:07,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-01-19 04:30:07,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2022-01-19 04:30:07,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 1931 transitions. [2022-01-19 04:30:07,658 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.688168210976479 [2022-01-19 04:30:07,658 INFO L72 ComplementDD]: Start complementDD. Operand 23 states and 1931 transitions. [2022-01-19 04:30:07,658 INFO L73 IsDeterministic]: Start isDeterministic. Operand 23 states and 1931 transitions. [2022-01-19 04:30:07,659 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 04:30:07,659 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 23 states and 1931 transitions. [2022-01-19 04:30:07,660 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 24 states, 23 states have (on average 83.95652173913044) internal successors, (1931), 23 states have internal predecessors, (1931), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:30:07,662 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 24 states, 24 states have (on average 122.0) internal successors, (2928), 24 states have internal predecessors, (2928), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:30:07,662 INFO L81 ComplementDD]: Finished complementDD. Result has 24 states, 24 states have (on average 122.0) internal successors, (2928), 24 states have internal predecessors, (2928), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:30:07,663 INFO L186 Difference]: Start difference. First operand has 344 places, 1131 transitions, 23117 flow. Second operand 23 states and 1931 transitions. [2022-01-19 04:30:07,663 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 366 places, 1492 transitions, 30117 flow [2022-01-19 04:30:17,542 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 352 places, 1492 transitions, 29202 flow, removed 203 selfloop flow, removed 14 redundant places. [2022-01-19 04:30:17,564 INFO L242 Difference]: Finished difference. Result has 362 places, 1199 transitions, 26331 flow [2022-01-19 04:30:17,565 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=122, PETRI_DIFFERENCE_MINUEND_FLOW=22234, PETRI_DIFFERENCE_MINUEND_PLACES=330, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1131, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=600, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=495, PETRI_DIFFERENCE_SUBTRAHEND_STATES=23, PETRI_FLOW=26331, PETRI_PLACES=362, PETRI_TRANSITIONS=1199} [2022-01-19 04:30:17,565 INFO L334 CegarLoopForPetriNet]: 109 programPoint places, 253 predicate places. [2022-01-19 04:30:17,565 INFO L470 AbstractCegarLoop]: Abstraction has has 362 places, 1199 transitions, 26331 flow [2022-01-19 04:30:17,566 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 72.11111111111111) internal successors, (649), 9 states have internal predecessors, (649), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:30:17,566 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 04:30:17,566 INFO L254 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 04:30:17,566 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-01-19 04:30:17,566 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-19 04:30:17,566 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 04:30:17,566 INFO L85 PathProgramCache]: Analyzing trace with hash -1030124584, now seen corresponding path program 3 times [2022-01-19 04:30:17,566 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 04:30:17,566 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [573833592] [2022-01-19 04:30:17,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 04:30:17,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 04:30:17,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 04:30:17,614 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-01-19 04:30:17,615 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 04:30:17,615 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [573833592] [2022-01-19 04:30:17,615 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [573833592] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 04:30:17,615 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 04:30:17,615 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-01-19 04:30:17,615 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2043963160] [2022-01-19 04:30:17,615 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 04:30:17,615 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-01-19 04:30:17,615 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 04:30:17,616 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-01-19 04:30:17,616 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2022-01-19 04:30:17,616 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 69 out of 122 [2022-01-19 04:30:17,616 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 362 places, 1199 transitions, 26331 flow. Second operand has 10 states, 10 states have (on average 71.0) internal successors, (710), 10 states have internal predecessors, (710), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:30:17,617 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 04:30:17,617 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 69 of 122 [2022-01-19 04:30:17,617 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 04:30:32,590 INFO L129 PetriNetUnfolder]: 25902/44387 cut-off events. [2022-01-19 04:30:32,590 INFO L130 PetriNetUnfolder]: For 1672600/1673304 co-relation queries the response was YES. [2022-01-19 04:30:33,734 INFO L84 FinitePrefix]: Finished finitePrefix Result has 303922 conditions, 44387 events. 25902/44387 cut-off events. For 1672600/1673304 co-relation queries the response was YES. Maximal size of possible extension queue 1657. Compared 387942 event pairs, 6118 based on Foata normal form. 377/44572 useless extension candidates. Maximal degree in co-relation 303769. Up to 29540 conditions per place. [2022-01-19 04:30:34,140 INFO L132 encePairwiseOnDemand]: 104/122 looper letters, 1128 selfloop transitions, 388 changer transitions 0/1584 dead transitions. [2022-01-19 04:30:34,140 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 393 places, 1584 transitions, 35282 flow [2022-01-19 04:30:34,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-01-19 04:30:34,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2022-01-19 04:30:34,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 2554 transitions. [2022-01-19 04:30:34,142 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6542008196721312 [2022-01-19 04:30:34,142 INFO L72 ComplementDD]: Start complementDD. Operand 32 states and 2554 transitions. [2022-01-19 04:30:34,142 INFO L73 IsDeterministic]: Start isDeterministic. Operand 32 states and 2554 transitions. [2022-01-19 04:30:34,142 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 04:30:34,142 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 32 states and 2554 transitions. [2022-01-19 04:30:34,145 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 33 states, 32 states have (on average 79.8125) internal successors, (2554), 32 states have internal predecessors, (2554), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:30:34,147 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 33 states, 33 states have (on average 122.0) internal successors, (4026), 33 states have internal predecessors, (4026), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:30:34,148 INFO L81 ComplementDD]: Finished complementDD. Result has 33 states, 33 states have (on average 122.0) internal successors, (4026), 33 states have internal predecessors, (4026), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:30:34,148 INFO L186 Difference]: Start difference. First operand has 362 places, 1199 transitions, 26331 flow. Second operand 32 states and 2554 transitions. [2022-01-19 04:30:34,148 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 393 places, 1584 transitions, 35282 flow [2022-01-19 04:30:44,891 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 383 places, 1584 transitions, 34695 flow, removed 177 selfloop flow, removed 10 redundant places. [2022-01-19 04:30:44,916 INFO L242 Difference]: Finished difference. Result has 398 places, 1278 transitions, 29105 flow [2022-01-19 04:30:44,917 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=122, PETRI_DIFFERENCE_MINUEND_FLOW=25806, PETRI_DIFFERENCE_MINUEND_PLACES=352, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1199, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=318, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=835, PETRI_DIFFERENCE_SUBTRAHEND_STATES=32, PETRI_FLOW=29105, PETRI_PLACES=398, PETRI_TRANSITIONS=1278} [2022-01-19 04:30:44,917 INFO L334 CegarLoopForPetriNet]: 109 programPoint places, 289 predicate places. [2022-01-19 04:30:44,917 INFO L470 AbstractCegarLoop]: Abstraction has has 398 places, 1278 transitions, 29105 flow [2022-01-19 04:30:44,917 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 71.0) internal successors, (710), 10 states have internal predecessors, (710), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:30:44,917 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 04:30:44,917 INFO L254 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 04:30:44,918 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-01-19 04:30:44,918 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-19 04:30:44,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 04:30:44,918 INFO L85 PathProgramCache]: Analyzing trace with hash 1154080518, now seen corresponding path program 4 times [2022-01-19 04:30:44,918 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 04:30:44,918 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1559328458] [2022-01-19 04:30:44,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 04:30:44,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 04:30:44,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 04:30:44,983 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-01-19 04:30:44,984 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 04:30:44,984 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1559328458] [2022-01-19 04:30:44,984 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1559328458] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 04:30:44,984 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 04:30:44,984 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-01-19 04:30:44,984 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1718206173] [2022-01-19 04:30:44,985 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 04:30:44,985 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-01-19 04:30:44,985 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 04:30:44,985 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-01-19 04:30:44,985 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2022-01-19 04:30:44,986 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 69 out of 122 [2022-01-19 04:30:44,986 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 398 places, 1278 transitions, 29105 flow. Second operand has 10 states, 10 states have (on average 71.0) internal successors, (710), 10 states have internal predecessors, (710), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:30:44,986 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 04:30:44,986 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 69 of 122 [2022-01-19 04:30:44,986 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 04:31:01,588 INFO L129 PetriNetUnfolder]: 26818/45935 cut-off events. [2022-01-19 04:31:01,588 INFO L130 PetriNetUnfolder]: For 1907920/1908635 co-relation queries the response was YES. [2022-01-19 04:31:02,833 INFO L84 FinitePrefix]: Finished finitePrefix Result has 323423 conditions, 45935 events. 26818/45935 cut-off events. For 1907920/1908635 co-relation queries the response was YES. Maximal size of possible extension queue 1725. Compared 403255 event pairs, 5830 based on Foata normal form. 384/46117 useless extension candidates. Maximal degree in co-relation 323254. Up to 29335 conditions per place. [2022-01-19 04:31:03,288 INFO L132 encePairwiseOnDemand]: 104/122 looper letters, 1101 selfloop transitions, 464 changer transitions 0/1633 dead transitions. [2022-01-19 04:31:03,288 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 429 places, 1633 transitions, 37354 flow [2022-01-19 04:31:03,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-01-19 04:31:03,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2022-01-19 04:31:03,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 2567 transitions. [2022-01-19 04:31:03,290 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.657530737704918 [2022-01-19 04:31:03,290 INFO L72 ComplementDD]: Start complementDD. Operand 32 states and 2567 transitions. [2022-01-19 04:31:03,290 INFO L73 IsDeterministic]: Start isDeterministic. Operand 32 states and 2567 transitions. [2022-01-19 04:31:03,291 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 04:31:03,291 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 32 states and 2567 transitions. [2022-01-19 04:31:03,293 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 33 states, 32 states have (on average 80.21875) internal successors, (2567), 32 states have internal predecessors, (2567), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:31:03,296 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 33 states, 33 states have (on average 122.0) internal successors, (4026), 33 states have internal predecessors, (4026), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:31:03,296 INFO L81 ComplementDD]: Finished complementDD. Result has 33 states, 33 states have (on average 122.0) internal successors, (4026), 33 states have internal predecessors, (4026), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:31:03,296 INFO L186 Difference]: Start difference. First operand has 398 places, 1278 transitions, 29105 flow. Second operand 32 states and 2567 transitions. [2022-01-19 04:31:03,296 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 429 places, 1633 transitions, 37354 flow [2022-01-19 04:31:17,275 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 414 places, 1633 transitions, 36608 flow, removed 230 selfloop flow, removed 15 redundant places. [2022-01-19 04:31:17,301 INFO L242 Difference]: Finished difference. Result has 419 places, 1328 transitions, 31034 flow [2022-01-19 04:31:17,302 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=122, PETRI_DIFFERENCE_MINUEND_FLOW=28359, PETRI_DIFFERENCE_MINUEND_PLACES=383, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1278, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=421, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=846, PETRI_DIFFERENCE_SUBTRAHEND_STATES=32, PETRI_FLOW=31034, PETRI_PLACES=419, PETRI_TRANSITIONS=1328} [2022-01-19 04:31:17,302 INFO L334 CegarLoopForPetriNet]: 109 programPoint places, 310 predicate places. [2022-01-19 04:31:17,303 INFO L470 AbstractCegarLoop]: Abstraction has has 419 places, 1328 transitions, 31034 flow [2022-01-19 04:31:17,303 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 71.0) internal successors, (710), 10 states have internal predecessors, (710), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:31:17,303 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 04:31:17,303 INFO L254 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 04:31:17,303 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-01-19 04:31:17,303 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-19 04:31:17,303 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 04:31:17,303 INFO L85 PathProgramCache]: Analyzing trace with hash 2069342938, now seen corresponding path program 5 times [2022-01-19 04:31:17,304 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 04:31:17,304 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1514511982] [2022-01-19 04:31:17,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 04:31:17,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 04:31:17,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 04:31:17,351 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-01-19 04:31:17,351 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 04:31:17,351 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1514511982] [2022-01-19 04:31:17,351 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1514511982] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 04:31:17,351 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 04:31:17,351 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-01-19 04:31:17,352 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1000205520] [2022-01-19 04:31:17,352 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 04:31:17,352 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-01-19 04:31:17,352 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 04:31:17,352 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-01-19 04:31:17,352 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2022-01-19 04:31:17,353 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 70 out of 122 [2022-01-19 04:31:17,353 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 419 places, 1328 transitions, 31034 flow. Second operand has 9 states, 9 states have (on average 72.11111111111111) internal successors, (649), 9 states have internal predecessors, (649), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:31:17,353 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 04:31:17,353 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 70 of 122 [2022-01-19 04:31:17,353 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 04:31:35,094 INFO L129 PetriNetUnfolder]: 26740/46646 cut-off events. [2022-01-19 04:31:35,094 INFO L130 PetriNetUnfolder]: For 2059417/2060454 co-relation queries the response was YES. [2022-01-19 04:31:36,627 INFO L84 FinitePrefix]: Finished finitePrefix Result has 331536 conditions, 46646 events. 26740/46646 cut-off events. For 2059417/2060454 co-relation queries the response was YES. Maximal size of possible extension queue 1779. Compared 420969 event pairs, 3120 based on Foata normal form. 855/47279 useless extension candidates. Maximal degree in co-relation 331361. Up to 20918 conditions per place. [2022-01-19 04:31:37,138 INFO L132 encePairwiseOnDemand]: 105/122 looper letters, 846 selfloop transitions, 736 changer transitions 0/1689 dead transitions. [2022-01-19 04:31:37,139 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 442 places, 1689 transitions, 38759 flow [2022-01-19 04:31:37,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-01-19 04:31:37,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2022-01-19 04:31:37,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 1992 transitions. [2022-01-19 04:31:37,141 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.680327868852459 [2022-01-19 04:31:37,141 INFO L72 ComplementDD]: Start complementDD. Operand 24 states and 1992 transitions. [2022-01-19 04:31:37,141 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24 states and 1992 transitions. [2022-01-19 04:31:37,141 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 04:31:37,142 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 24 states and 1992 transitions. [2022-01-19 04:31:37,143 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 25 states, 24 states have (on average 83.0) internal successors, (1992), 24 states have internal predecessors, (1992), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:31:37,145 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 25 states, 25 states have (on average 122.0) internal successors, (3050), 25 states have internal predecessors, (3050), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:31:37,145 INFO L81 ComplementDD]: Finished complementDD. Result has 25 states, 25 states have (on average 122.0) internal successors, (3050), 25 states have internal predecessors, (3050), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:31:37,145 INFO L186 Difference]: Start difference. First operand has 419 places, 1328 transitions, 31034 flow. Second operand 24 states and 1992 transitions. [2022-01-19 04:31:37,145 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 442 places, 1689 transitions, 38759 flow [2022-01-19 04:31:51,149 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 429 places, 1689 transitions, 37962 flow, removed 222 selfloop flow, removed 13 redundant places. [2022-01-19 04:31:51,176 INFO L242 Difference]: Finished difference. Result has 438 places, 1374 transitions, 34346 flow [2022-01-19 04:31:51,177 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=122, PETRI_DIFFERENCE_MINUEND_FLOW=30263, PETRI_DIFFERENCE_MINUEND_PLACES=406, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1328, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=695, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=617, PETRI_DIFFERENCE_SUBTRAHEND_STATES=24, PETRI_FLOW=34346, PETRI_PLACES=438, PETRI_TRANSITIONS=1374} [2022-01-19 04:31:51,178 INFO L334 CegarLoopForPetriNet]: 109 programPoint places, 329 predicate places. [2022-01-19 04:31:51,178 INFO L470 AbstractCegarLoop]: Abstraction has has 438 places, 1374 transitions, 34346 flow [2022-01-19 04:31:51,178 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 72.11111111111111) internal successors, (649), 9 states have internal predecessors, (649), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:31:51,178 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 04:31:51,178 INFO L254 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 04:31:51,178 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-01-19 04:31:51,178 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-19 04:31:51,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 04:31:51,179 INFO L85 PathProgramCache]: Analyzing trace with hash -1753676126, now seen corresponding path program 6 times [2022-01-19 04:31:51,179 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 04:31:51,179 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2039364516] [2022-01-19 04:31:51,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 04:31:51,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 04:31:51,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 04:31:51,229 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-01-19 04:31:51,229 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 04:31:51,229 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2039364516] [2022-01-19 04:31:51,229 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2039364516] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 04:31:51,229 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 04:31:51,230 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-01-19 04:31:51,230 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1012841448] [2022-01-19 04:31:51,230 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 04:31:51,230 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-01-19 04:31:51,230 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 04:31:51,230 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-01-19 04:31:51,230 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2022-01-19 04:31:51,231 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 70 out of 122 [2022-01-19 04:31:51,231 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 438 places, 1374 transitions, 34346 flow. Second operand has 9 states, 9 states have (on average 72.11111111111111) internal successors, (649), 9 states have internal predecessors, (649), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:31:51,231 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 04:31:51,231 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 70 of 122 [2022-01-19 04:31:51,231 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 04:32:10,368 INFO L129 PetriNetUnfolder]: 27459/47860 cut-off events. [2022-01-19 04:32:10,369 INFO L130 PetriNetUnfolder]: For 2399953/2401043 co-relation queries the response was YES. [2022-01-19 04:32:12,005 INFO L84 FinitePrefix]: Finished finitePrefix Result has 354361 conditions, 47860 events. 27459/47860 cut-off events. For 2399953/2401043 co-relation queries the response was YES. Maximal size of possible extension queue 1840. Compared 434125 event pairs, 2919 based on Foata normal form. 855/48479 useless extension candidates. Maximal degree in co-relation 354176. Up to 21916 conditions per place. [2022-01-19 04:32:12,490 INFO L132 encePairwiseOnDemand]: 105/122 looper letters, 902 selfloop transitions, 767 changer transitions 0/1778 dead transitions. [2022-01-19 04:32:12,490 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 460 places, 1778 transitions, 43587 flow [2022-01-19 04:32:12,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-01-19 04:32:12,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2022-01-19 04:32:12,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 1925 transitions. [2022-01-19 04:32:12,492 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6860299358517462 [2022-01-19 04:32:12,492 INFO L72 ComplementDD]: Start complementDD. Operand 23 states and 1925 transitions. [2022-01-19 04:32:12,492 INFO L73 IsDeterministic]: Start isDeterministic. Operand 23 states and 1925 transitions. [2022-01-19 04:32:12,492 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 04:32:12,492 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 23 states and 1925 transitions. [2022-01-19 04:32:12,494 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 24 states, 23 states have (on average 83.69565217391305) internal successors, (1925), 23 states have internal predecessors, (1925), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:32:12,496 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 24 states, 24 states have (on average 122.0) internal successors, (2928), 24 states have internal predecessors, (2928), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:32:12,496 INFO L81 ComplementDD]: Finished complementDD. Result has 24 states, 24 states have (on average 122.0) internal successors, (2928), 24 states have internal predecessors, (2928), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:32:12,496 INFO L186 Difference]: Start difference. First operand has 438 places, 1374 transitions, 34346 flow. Second operand 23 states and 1925 transitions. [2022-01-19 04:32:12,496 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 460 places, 1778 transitions, 43587 flow [2022-01-19 04:32:29,676 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 445 places, 1778 transitions, 42842 flow, removed 177 selfloop flow, removed 15 redundant places. [2022-01-19 04:32:29,706 INFO L242 Difference]: Finished difference. Result has 455 places, 1443 transitions, 38499 flow [2022-01-19 04:32:29,707 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=122, PETRI_DIFFERENCE_MINUEND_FLOW=33666, PETRI_DIFFERENCE_MINUEND_PLACES=423, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1374, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=702, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=641, PETRI_DIFFERENCE_SUBTRAHEND_STATES=23, PETRI_FLOW=38499, PETRI_PLACES=455, PETRI_TRANSITIONS=1443} [2022-01-19 04:32:29,707 INFO L334 CegarLoopForPetriNet]: 109 programPoint places, 346 predicate places. [2022-01-19 04:32:29,707 INFO L470 AbstractCegarLoop]: Abstraction has has 455 places, 1443 transitions, 38499 flow [2022-01-19 04:32:29,707 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 72.11111111111111) internal successors, (649), 9 states have internal predecessors, (649), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:32:29,707 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 04:32:29,707 INFO L254 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 04:32:29,707 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2022-01-19 04:32:29,707 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-19 04:32:29,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 04:32:29,708 INFO L85 PathProgramCache]: Analyzing trace with hash 464632578, now seen corresponding path program 7 times [2022-01-19 04:32:29,708 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 04:32:29,708 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1524312032] [2022-01-19 04:32:29,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 04:32:29,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 04:32:29,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 04:32:29,761 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-01-19 04:32:29,762 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 04:32:29,762 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1524312032] [2022-01-19 04:32:29,762 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1524312032] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 04:32:29,762 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 04:32:29,762 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-01-19 04:32:29,762 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [486292915] [2022-01-19 04:32:29,762 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 04:32:29,762 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-01-19 04:32:29,762 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 04:32:29,763 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-01-19 04:32:29,763 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2022-01-19 04:32:29,763 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 70 out of 122 [2022-01-19 04:32:29,763 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 455 places, 1443 transitions, 38499 flow. Second operand has 9 states, 9 states have (on average 72.11111111111111) internal successors, (649), 9 states have internal predecessors, (649), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:32:29,763 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 04:32:29,764 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 70 of 122 [2022-01-19 04:32:29,764 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 04:32:50,442 INFO L129 PetriNetUnfolder]: 28051/48624 cut-off events. [2022-01-19 04:32:50,443 INFO L130 PetriNetUnfolder]: For 2783969/2785085 co-relation queries the response was YES. [2022-01-19 04:32:52,335 INFO L84 FinitePrefix]: Finished finitePrefix Result has 379667 conditions, 48624 events. 28051/48624 cut-off events. For 2783969/2785085 co-relation queries the response was YES. Maximal size of possible extension queue 1894. Compared 438864 event pairs, 3906 based on Foata normal form. 833/49216 useless extension candidates. Maximal degree in co-relation 379471. Up to 22661 conditions per place. [2022-01-19 04:32:52,689 INFO L132 encePairwiseOnDemand]: 105/122 looper letters, 937 selfloop transitions, 780 changer transitions 0/1826 dead transitions. [2022-01-19 04:32:52,689 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 478 places, 1826 transitions, 47681 flow [2022-01-19 04:32:52,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-01-19 04:32:52,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2022-01-19 04:32:52,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 1987 transitions. [2022-01-19 04:32:52,691 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6786202185792349 [2022-01-19 04:32:52,691 INFO L72 ComplementDD]: Start complementDD. Operand 24 states and 1987 transitions. [2022-01-19 04:32:52,691 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24 states and 1987 transitions. [2022-01-19 04:32:52,691 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 04:32:52,691 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 24 states and 1987 transitions. [2022-01-19 04:32:52,693 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 25 states, 24 states have (on average 82.79166666666667) internal successors, (1987), 24 states have internal predecessors, (1987), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:32:52,694 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 25 states, 25 states have (on average 122.0) internal successors, (3050), 25 states have internal predecessors, (3050), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:32:52,695 INFO L81 ComplementDD]: Finished complementDD. Result has 25 states, 25 states have (on average 122.0) internal successors, (3050), 25 states have internal predecessors, (3050), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:32:52,695 INFO L186 Difference]: Start difference. First operand has 455 places, 1443 transitions, 38499 flow. Second operand 24 states and 1987 transitions. [2022-01-19 04:32:52,695 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 478 places, 1826 transitions, 47681 flow [2022-01-19 04:33:10,415 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 466 places, 1826 transitions, 46846 flow, removed 274 selfloop flow, removed 12 redundant places. [2022-01-19 04:33:10,448 INFO L242 Difference]: Finished difference. Result has 475 places, 1488 transitions, 42236 flow [2022-01-19 04:33:10,449 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=122, PETRI_DIFFERENCE_MINUEND_FLOW=37763, PETRI_DIFFERENCE_MINUEND_PLACES=443, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1443, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=737, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=688, PETRI_DIFFERENCE_SUBTRAHEND_STATES=24, PETRI_FLOW=42236, PETRI_PLACES=475, PETRI_TRANSITIONS=1488} [2022-01-19 04:33:10,449 INFO L334 CegarLoopForPetriNet]: 109 programPoint places, 366 predicate places. [2022-01-19 04:33:10,449 INFO L470 AbstractCegarLoop]: Abstraction has has 475 places, 1488 transitions, 42236 flow [2022-01-19 04:33:10,450 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 72.11111111111111) internal successors, (649), 9 states have internal predecessors, (649), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:33:10,450 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 04:33:10,450 INFO L254 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 04:33:10,450 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2022-01-19 04:33:10,450 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-19 04:33:10,450 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 04:33:10,450 INFO L85 PathProgramCache]: Analyzing trace with hash 1064849260, now seen corresponding path program 8 times [2022-01-19 04:33:10,450 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 04:33:10,450 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1364845588] [2022-01-19 04:33:10,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 04:33:10,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 04:33:10,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 04:33:10,496 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-01-19 04:33:10,496 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 04:33:10,496 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1364845588] [2022-01-19 04:33:10,496 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1364845588] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 04:33:10,497 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 04:33:10,497 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-01-19 04:33:10,497 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1684770072] [2022-01-19 04:33:10,497 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 04:33:10,497 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-01-19 04:33:10,497 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 04:33:10,497 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-01-19 04:33:10,498 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2022-01-19 04:33:10,499 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 69 out of 122 [2022-01-19 04:33:10,499 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 475 places, 1488 transitions, 42236 flow. Second operand has 9 states, 9 states have (on average 71.22222222222223) internal successors, (641), 9 states have internal predecessors, (641), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:33:10,499 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 04:33:10,499 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 69 of 122 [2022-01-19 04:33:10,499 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 04:33:33,884 INFO L129 PetriNetUnfolder]: 29847/51109 cut-off events. [2022-01-19 04:33:33,884 INFO L130 PetriNetUnfolder]: For 3200825/3201785 co-relation queries the response was YES. [2022-01-19 04:33:35,858 INFO L84 FinitePrefix]: Finished finitePrefix Result has 415061 conditions, 51109 events. 29847/51109 cut-off events. For 3200825/3201785 co-relation queries the response was YES. Maximal size of possible extension queue 1995. Compared 456704 event pairs, 5554 based on Foata normal form. 448/51343 useless extension candidates. Maximal degree in co-relation 414862. Up to 25353 conditions per place. [2022-01-19 04:33:36,387 INFO L132 encePairwiseOnDemand]: 104/122 looper letters, 1059 selfloop transitions, 776 changer transitions 0/1903 dead transitions. [2022-01-19 04:33:36,388 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 501 places, 1903 transitions, 53990 flow [2022-01-19 04:33:36,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-01-19 04:33:36,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2022-01-19 04:33:36,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 2218 transitions. [2022-01-19 04:33:36,390 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6733454766241651 [2022-01-19 04:33:36,390 INFO L72 ComplementDD]: Start complementDD. Operand 27 states and 2218 transitions. [2022-01-19 04:33:36,390 INFO L73 IsDeterministic]: Start isDeterministic. Operand 27 states and 2218 transitions. [2022-01-19 04:33:36,390 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 04:33:36,390 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 27 states and 2218 transitions. [2022-01-19 04:33:36,392 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 28 states, 27 states have (on average 82.14814814814815) internal successors, (2218), 27 states have internal predecessors, (2218), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:33:36,394 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 28 states, 28 states have (on average 122.0) internal successors, (3416), 28 states have internal predecessors, (3416), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:33:36,394 INFO L81 ComplementDD]: Finished complementDD. Result has 28 states, 28 states have (on average 122.0) internal successors, (3416), 28 states have internal predecessors, (3416), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:33:36,394 INFO L186 Difference]: Start difference. First operand has 475 places, 1488 transitions, 42236 flow. Second operand 27 states and 2218 transitions. [2022-01-19 04:33:36,394 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 501 places, 1903 transitions, 53990 flow [2022-01-19 04:33:57,827 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 487 places, 1903 transitions, 53327 flow, removed 178 selfloop flow, removed 14 redundant places. [2022-01-19 04:33:57,865 INFO L242 Difference]: Finished difference. Result has 494 places, 1570 transitions, 46542 flow [2022-01-19 04:33:57,866 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=122, PETRI_DIFFERENCE_MINUEND_FLOW=41601, PETRI_DIFFERENCE_MINUEND_PLACES=461, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1488, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=699, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=766, PETRI_DIFFERENCE_SUBTRAHEND_STATES=27, PETRI_FLOW=46542, PETRI_PLACES=494, PETRI_TRANSITIONS=1570} [2022-01-19 04:33:57,866 INFO L334 CegarLoopForPetriNet]: 109 programPoint places, 385 predicate places. [2022-01-19 04:33:57,867 INFO L470 AbstractCegarLoop]: Abstraction has has 494 places, 1570 transitions, 46542 flow [2022-01-19 04:33:57,867 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 71.22222222222223) internal successors, (641), 9 states have internal predecessors, (641), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:33:57,867 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 04:33:57,867 INFO L254 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 04:33:57,867 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2022-01-19 04:33:57,867 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-19 04:33:57,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 04:33:57,867 INFO L85 PathProgramCache]: Analyzing trace with hash 1492254172, now seen corresponding path program 9 times [2022-01-19 04:33:57,867 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 04:33:57,867 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1320071727] [2022-01-19 04:33:57,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 04:33:57,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 04:33:57,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 04:33:57,920 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-01-19 04:33:57,920 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 04:33:57,920 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1320071727] [2022-01-19 04:33:57,920 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1320071727] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 04:33:57,920 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 04:33:57,920 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-01-19 04:33:57,920 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [379295888] [2022-01-19 04:33:57,920 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 04:33:57,921 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-01-19 04:33:57,921 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 04:33:57,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-01-19 04:33:57,921 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2022-01-19 04:33:57,921 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 69 out of 122 [2022-01-19 04:33:57,922 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 494 places, 1570 transitions, 46542 flow. Second operand has 10 states, 10 states have (on average 71.0) internal successors, (710), 10 states have internal predecessors, (710), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:33:57,922 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 04:33:57,922 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 69 of 122 [2022-01-19 04:33:57,922 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 04:34:23,669 INFO L129 PetriNetUnfolder]: 30696/52502 cut-off events. [2022-01-19 04:34:23,669 INFO L130 PetriNetUnfolder]: For 3527411/3528401 co-relation queries the response was YES. [2022-01-19 04:34:25,779 INFO L84 FinitePrefix]: Finished finitePrefix Result has 441495 conditions, 52502 events. 30696/52502 cut-off events. For 3527411/3528401 co-relation queries the response was YES. Maximal size of possible extension queue 2060. Compared 471655 event pairs, 7070 based on Foata normal form. 463/52736 useless extension candidates. Maximal degree in co-relation 441291. Up to 35577 conditions per place. [2022-01-19 04:34:26,363 INFO L132 encePairwiseOnDemand]: 104/122 looper letters, 1371 selfloop transitions, 469 changer transitions 0/1908 dead transitions. [2022-01-19 04:34:26,363 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 525 places, 1908 transitions, 56653 flow [2022-01-19 04:34:26,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-01-19 04:34:26,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2022-01-19 04:34:26,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 2561 transitions. [2022-01-19 04:34:26,365 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6559938524590164 [2022-01-19 04:34:26,365 INFO L72 ComplementDD]: Start complementDD. Operand 32 states and 2561 transitions. [2022-01-19 04:34:26,366 INFO L73 IsDeterministic]: Start isDeterministic. Operand 32 states and 2561 transitions. [2022-01-19 04:34:26,366 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 04:34:26,366 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 32 states and 2561 transitions. [2022-01-19 04:34:26,368 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 33 states, 32 states have (on average 80.03125) internal successors, (2561), 32 states have internal predecessors, (2561), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:34:26,370 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 33 states, 33 states have (on average 122.0) internal successors, (4026), 33 states have internal predecessors, (4026), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:34:26,370 INFO L81 ComplementDD]: Finished complementDD. Result has 33 states, 33 states have (on average 122.0) internal successors, (4026), 33 states have internal predecessors, (4026), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:34:26,370 INFO L186 Difference]: Start difference. First operand has 494 places, 1570 transitions, 46542 flow. Second operand 32 states and 2561 transitions. [2022-01-19 04:34:26,370 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 525 places, 1908 transitions, 56653 flow [2022-01-19 04:34:52,074 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 513 places, 1908 transitions, 55701 flow, removed 230 selfloop flow, removed 12 redundant places. [2022-01-19 04:34:52,113 INFO L242 Difference]: Finished difference. Result has 518 places, 1617 transitions, 48730 flow [2022-01-19 04:34:52,114 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=122, PETRI_DIFFERENCE_MINUEND_FLOW=45607, PETRI_DIFFERENCE_MINUEND_PLACES=482, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1570, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=427, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1130, PETRI_DIFFERENCE_SUBTRAHEND_STATES=32, PETRI_FLOW=48730, PETRI_PLACES=518, PETRI_TRANSITIONS=1617} [2022-01-19 04:34:52,115 INFO L334 CegarLoopForPetriNet]: 109 programPoint places, 409 predicate places. [2022-01-19 04:34:52,115 INFO L470 AbstractCegarLoop]: Abstraction has has 518 places, 1617 transitions, 48730 flow [2022-01-19 04:34:52,115 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 71.0) internal successors, (710), 10 states have internal predecessors, (710), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:34:52,115 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 04:34:52,115 INFO L254 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 04:34:52,115 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2022-01-19 04:34:52,115 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-19 04:34:52,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 04:34:52,116 INFO L85 PathProgramCache]: Analyzing trace with hash -94406426, now seen corresponding path program 10 times [2022-01-19 04:34:52,116 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 04:34:52,116 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1552330313] [2022-01-19 04:34:52,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 04:34:52,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 04:34:52,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 04:34:52,162 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-01-19 04:34:52,163 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 04:34:52,163 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1552330313] [2022-01-19 04:34:52,163 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1552330313] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 04:34:52,163 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 04:34:52,163 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-01-19 04:34:52,163 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [790323941] [2022-01-19 04:34:52,163 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 04:34:52,163 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-01-19 04:34:52,163 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 04:34:52,163 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-01-19 04:34:52,164 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2022-01-19 04:34:52,164 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 69 out of 122 [2022-01-19 04:34:52,164 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 518 places, 1617 transitions, 48730 flow. Second operand has 10 states, 10 states have (on average 71.0) internal successors, (710), 10 states have internal predecessors, (710), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:34:52,164 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 04:34:52,164 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 69 of 122 [2022-01-19 04:34:52,164 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 04:35:19,621 INFO L129 PetriNetUnfolder]: 31419/53704 cut-off events. [2022-01-19 04:35:19,621 INFO L130 PetriNetUnfolder]: For 3735038/3736402 co-relation queries the response was YES. [2022-01-19 04:35:22,064 INFO L84 FinitePrefix]: Finished finitePrefix Result has 456458 conditions, 53704 events. 31419/53704 cut-off events. For 3735038/3736402 co-relation queries the response was YES. Maximal size of possible extension queue 2116. Compared 483793 event pairs, 7937 based on Foata normal form. 466/53907 useless extension candidates. Maximal degree in co-relation 456248. Up to 38178 conditions per place. [2022-01-19 04:35:22,509 INFO L132 encePairwiseOnDemand]: 104/122 looper letters, 1461 selfloop transitions, 405 changer transitions 0/1934 dead transitions. [2022-01-19 04:35:22,509 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 549 places, 1934 transitions, 58469 flow [2022-01-19 04:35:22,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-01-19 04:35:22,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2022-01-19 04:35:22,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 2551 transitions. [2022-01-19 04:35:22,511 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6534323770491803 [2022-01-19 04:35:22,511 INFO L72 ComplementDD]: Start complementDD. Operand 32 states and 2551 transitions. [2022-01-19 04:35:22,511 INFO L73 IsDeterministic]: Start isDeterministic. Operand 32 states and 2551 transitions. [2022-01-19 04:35:22,512 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 04:35:22,512 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 32 states and 2551 transitions. [2022-01-19 04:35:22,514 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 33 states, 32 states have (on average 79.71875) internal successors, (2551), 32 states have internal predecessors, (2551), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:35:22,516 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 33 states, 33 states have (on average 122.0) internal successors, (4026), 33 states have internal predecessors, (4026), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:35:22,517 INFO L81 ComplementDD]: Finished complementDD. Result has 33 states, 33 states have (on average 122.0) internal successors, (4026), 33 states have internal predecessors, (4026), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:35:22,517 INFO L186 Difference]: Start difference. First operand has 518 places, 1617 transitions, 48730 flow. Second operand 32 states and 2551 transitions. [2022-01-19 04:35:22,517 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 549 places, 1934 transitions, 58469 flow [2022-01-19 04:35:47,089 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 529 places, 1934 transitions, 57376 flow, removed 274 selfloop flow, removed 20 redundant places. [2022-01-19 04:35:47,131 INFO L242 Difference]: Finished difference. Result has 534 places, 1662 transitions, 50468 flow [2022-01-19 04:35:47,132 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=122, PETRI_DIFFERENCE_MINUEND_FLOW=47651, PETRI_DIFFERENCE_MINUEND_PLACES=498, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1617, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=368, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1238, PETRI_DIFFERENCE_SUBTRAHEND_STATES=32, PETRI_FLOW=50468, PETRI_PLACES=534, PETRI_TRANSITIONS=1662} [2022-01-19 04:35:47,132 INFO L334 CegarLoopForPetriNet]: 109 programPoint places, 425 predicate places. [2022-01-19 04:35:47,132 INFO L470 AbstractCegarLoop]: Abstraction has has 534 places, 1662 transitions, 50468 flow [2022-01-19 04:35:47,133 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 71.0) internal successors, (710), 10 states have internal predecessors, (710), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:35:47,133 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 04:35:47,133 INFO L254 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 04:35:47,133 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2022-01-19 04:35:47,133 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-19 04:35:47,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 04:35:47,133 INFO L85 PathProgramCache]: Analyzing trace with hash 1772857935, now seen corresponding path program 1 times [2022-01-19 04:35:47,133 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 04:35:47,133 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1236367735] [2022-01-19 04:35:47,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 04:35:47,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 04:35:47,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 04:35:47,208 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-01-19 04:35:47,208 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 04:35:47,208 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1236367735] [2022-01-19 04:35:47,208 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1236367735] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 04:35:47,208 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 04:35:47,208 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-01-19 04:35:47,208 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1066436378] [2022-01-19 04:35:47,208 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 04:35:47,209 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-01-19 04:35:47,209 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 04:35:47,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-01-19 04:35:47,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2022-01-19 04:35:47,209 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 69 out of 122 [2022-01-19 04:35:47,210 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 534 places, 1662 transitions, 50468 flow. Second operand has 10 states, 10 states have (on average 71.2) internal successors, (712), 10 states have internal predecessors, (712), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:35:47,210 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 04:35:47,210 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 69 of 122 [2022-01-19 04:35:47,210 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 04:36:15,911 INFO L129 PetriNetUnfolder]: 31734/55252 cut-off events. [2022-01-19 04:36:15,911 INFO L130 PetriNetUnfolder]: For 4034779/4036404 co-relation queries the response was YES. [2022-01-19 04:36:18,431 INFO L84 FinitePrefix]: Finished finitePrefix Result has 466347 conditions, 55252 events. 31734/55252 cut-off events. For 4034779/4036404 co-relation queries the response was YES. Maximal size of possible extension queue 2213. Compared 511002 event pairs, 2843 based on Foata normal form. 976/55974 useless extension candidates. Maximal degree in co-relation 466134. Up to 22525 conditions per place. [2022-01-19 04:36:18,867 INFO L132 encePairwiseOnDemand]: 103/122 looper letters, 967 selfloop transitions, 1056 changer transitions 0/2183 dead transitions. [2022-01-19 04:36:18,867 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 563 places, 2183 transitions, 64006 flow [2022-01-19 04:36:18,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-01-19 04:36:18,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2022-01-19 04:36:18,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 2476 transitions. [2022-01-19 04:36:18,869 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6765027322404371 [2022-01-19 04:36:18,869 INFO L72 ComplementDD]: Start complementDD. Operand 30 states and 2476 transitions. [2022-01-19 04:36:18,869 INFO L73 IsDeterministic]: Start isDeterministic. Operand 30 states and 2476 transitions. [2022-01-19 04:36:18,870 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 04:36:18,870 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 30 states and 2476 transitions. [2022-01-19 04:36:18,872 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 31 states, 30 states have (on average 82.53333333333333) internal successors, (2476), 30 states have internal predecessors, (2476), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:36:18,873 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 31 states, 31 states have (on average 122.0) internal successors, (3782), 31 states have internal predecessors, (3782), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:36:18,874 INFO L81 ComplementDD]: Finished complementDD. Result has 31 states, 31 states have (on average 122.0) internal successors, (3782), 31 states have internal predecessors, (3782), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:36:18,874 INFO L186 Difference]: Start difference. First operand has 534 places, 1662 transitions, 50468 flow. Second operand 30 states and 2476 transitions. [2022-01-19 04:36:18,874 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 563 places, 2183 transitions, 64006 flow [2022-01-19 04:36:48,897 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 553 places, 2183 transitions, 63049 flow, removed 389 selfloop flow, removed 10 redundant places. [2022-01-19 04:36:48,940 INFO L242 Difference]: Finished difference. Result has 566 places, 1797 transitions, 58157 flow [2022-01-19 04:36:48,941 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=122, PETRI_DIFFERENCE_MINUEND_FLOW=49554, PETRI_DIFFERENCE_MINUEND_PLACES=524, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1662, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=933, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=684, PETRI_DIFFERENCE_SUBTRAHEND_STATES=30, PETRI_FLOW=58157, PETRI_PLACES=566, PETRI_TRANSITIONS=1797} [2022-01-19 04:36:48,941 INFO L334 CegarLoopForPetriNet]: 109 programPoint places, 457 predicate places. [2022-01-19 04:36:48,941 INFO L470 AbstractCegarLoop]: Abstraction has has 566 places, 1797 transitions, 58157 flow [2022-01-19 04:36:48,942 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 71.2) internal successors, (712), 10 states have internal predecessors, (712), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:36:48,942 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 04:36:48,942 INFO L254 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 04:36:48,942 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2022-01-19 04:36:48,942 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-19 04:36:48,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 04:36:48,942 INFO L85 PathProgramCache]: Analyzing trace with hash 158313909, now seen corresponding path program 2 times [2022-01-19 04:36:48,942 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 04:36:48,942 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1050906970] [2022-01-19 04:36:48,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 04:36:48,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 04:36:48,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 04:36:49,004 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-01-19 04:36:49,004 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 04:36:49,004 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1050906970] [2022-01-19 04:36:49,004 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1050906970] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 04:36:49,004 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 04:36:49,004 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-01-19 04:36:49,004 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [136772211] [2022-01-19 04:36:49,005 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 04:36:49,005 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-01-19 04:36:49,005 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 04:36:49,005 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-01-19 04:36:49,005 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2022-01-19 04:36:49,005 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 69 out of 122 [2022-01-19 04:36:49,006 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 566 places, 1797 transitions, 58157 flow. Second operand has 10 states, 10 states have (on average 71.2) internal successors, (712), 10 states have internal predecessors, (712), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:36:49,006 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 04:36:49,006 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 69 of 122 [2022-01-19 04:36:49,006 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 04:37:23,603 INFO L129 PetriNetUnfolder]: 33339/57719 cut-off events. [2022-01-19 04:37:23,604 INFO L130 PetriNetUnfolder]: For 4805499/4807263 co-relation queries the response was YES. [2022-01-19 04:37:26,023 INFO L84 FinitePrefix]: Finished finitePrefix Result has 521418 conditions, 57719 events. 33339/57719 cut-off events. For 4805499/4807263 co-relation queries the response was YES. Maximal size of possible extension queue 2297. Compared 532647 event pairs, 8665 based on Foata normal form. 732/58122 useless extension candidates. Maximal degree in co-relation 521191. Up to 43492 conditions per place. [2022-01-19 04:37:26,647 INFO L132 encePairwiseOnDemand]: 104/122 looper letters, 1638 selfloop transitions, 357 changer transitions 0/2155 dead transitions. [2022-01-19 04:37:26,647 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 593 places, 2155 transitions, 71232 flow [2022-01-19 04:37:26,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-01-19 04:37:26,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2022-01-19 04:37:26,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 2245 transitions. [2022-01-19 04:37:26,649 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6572014051522248 [2022-01-19 04:37:26,649 INFO L72 ComplementDD]: Start complementDD. Operand 28 states and 2245 transitions. [2022-01-19 04:37:26,649 INFO L73 IsDeterministic]: Start isDeterministic. Operand 28 states and 2245 transitions. [2022-01-19 04:37:26,649 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 04:37:26,649 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 28 states and 2245 transitions. [2022-01-19 04:37:26,651 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 29 states, 28 states have (on average 80.17857142857143) internal successors, (2245), 28 states have internal predecessors, (2245), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:37:26,652 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 29 states, 29 states have (on average 122.0) internal successors, (3538), 29 states have internal predecessors, (3538), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:37:26,653 INFO L81 ComplementDD]: Finished complementDD. Result has 29 states, 29 states have (on average 122.0) internal successors, (3538), 29 states have internal predecessors, (3538), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:37:26,653 INFO L186 Difference]: Start difference. First operand has 566 places, 1797 transitions, 58157 flow. Second operand 28 states and 2245 transitions. [2022-01-19 04:37:26,653 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 593 places, 2155 transitions, 71232 flow [2022-01-19 04:38:04,673 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 583 places, 2155 transitions, 69473 flow, removed 703 selfloop flow, removed 10 redundant places. [2022-01-19 04:38:04,720 INFO L242 Difference]: Finished difference. Result has 590 places, 1898 transitions, 61912 flow [2022-01-19 04:38:04,722 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=122, PETRI_DIFFERENCE_MINUEND_FLOW=56846, PETRI_DIFFERENCE_MINUEND_PLACES=556, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1797, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=266, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1475, PETRI_DIFFERENCE_SUBTRAHEND_STATES=28, PETRI_FLOW=61912, PETRI_PLACES=590, PETRI_TRANSITIONS=1898} [2022-01-19 04:38:04,722 INFO L334 CegarLoopForPetriNet]: 109 programPoint places, 481 predicate places. [2022-01-19 04:38:04,722 INFO L470 AbstractCegarLoop]: Abstraction has has 590 places, 1898 transitions, 61912 flow [2022-01-19 04:38:04,722 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 71.2) internal successors, (712), 10 states have internal predecessors, (712), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:38:04,722 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 04:38:04,723 INFO L254 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 04:38:04,723 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2022-01-19 04:38:04,723 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-19 04:38:04,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 04:38:04,723 INFO L85 PathProgramCache]: Analyzing trace with hash 1470260887, now seen corresponding path program 1 times [2022-01-19 04:38:04,723 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 04:38:04,723 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1834915945] [2022-01-19 04:38:04,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 04:38:04,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 04:38:04,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 04:38:04,774 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-01-19 04:38:04,774 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 04:38:04,774 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1834915945] [2022-01-19 04:38:04,774 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1834915945] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 04:38:04,774 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 04:38:04,774 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-01-19 04:38:04,774 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1276896217] [2022-01-19 04:38:04,774 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 04:38:04,774 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-01-19 04:38:04,775 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 04:38:04,775 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-01-19 04:38:04,775 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2022-01-19 04:38:04,775 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 69 out of 122 [2022-01-19 04:38:04,776 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 590 places, 1898 transitions, 61912 flow. Second operand has 10 states, 10 states have (on average 71.2) internal successors, (712), 10 states have internal predecessors, (712), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:38:04,776 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 04:38:04,776 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 69 of 122 [2022-01-19 04:38:04,776 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 04:38:14,927 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([567] L710-->L710-1: Formula: (= |v_thr2Thread1of2ForFork0_my_thread1_#t~post8#1_3| v_~count~0_7) InVars {~count~0=v_~count~0_7} OutVars{~count~0=v_~count~0_7, thr2Thread1of2ForFork0_my_thread1_#t~post8#1=|v_thr2Thread1of2ForFork0_my_thread1_#t~post8#1_3|} AuxVars[] AssignedVars[thr2Thread1of2ForFork0_my_thread1_#t~post8#1][99], [54#L706true, 679#true, Black: 526#(and (<= 0 |thr2Thread1of2ForFork0_my_thread1_#t~post5#1|) (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), Black: 506#(<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|), 1068#true, Black: 505#(<= 1 ~count~0), Black: 507#(<= 0 ~count~0), Black: 528#(and (<= 0 |thr2Thread1of2ForFork0_my_thread1_#t~post5#1|) (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 518#(and (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), Black: 512#(and (<= 0 |thr2Thread1of2ForFork0_my_thread1_#t~post5#1|) (<= 1 ~count~0)), Black: 530#(and (<= 0 |thr2Thread1of2ForFork0_my_thread1_#t~post5#1|) (<= 0 ~count~0)), Black: 508#(<= 0 |thr2Thread1of2ForFork0_my_thread1_#t~post5#1|), Black: 520#(and (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 1061#(and (<= 2 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 1016#(<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|), Black: 1059#(and (<= 2 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 1025#(and (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 1017#(<= 0 ~count~0), 914#(<= 0 (+ ~count~0 1)), Black: 569#(and (<= 2 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (= 0 |thr2Thread2of2ForFork0_my_thread1_#t~post5#1|) (<= 1 ~count~0)), Black: 553#(and (= 0 |thr2Thread2of2ForFork0_my_thread1_#t~post5#1|) (<= 1 ~count~0)), Black: 571#(and (<= 2 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), Black: 546#(<= 1 ~count~0), Black: 549#(<= 2 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|), 436#true, Black: 1109#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 1076#(<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|), Black: 1117#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 2 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 1077#(<= 0 ~count~0), Black: 1121#(and (<= 2 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 586#(<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|), Black: 582#(<= 1 ~count~0), Black: 592#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), Black: 584#(<= 0 ~count~0), Black: 602#(and (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 622#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 594#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), thr1Thread1of2ForFork1InUse, 64#L719-3true, thr2Thread1of2ForFork0InUse, thr2Thread2of2ForFork0InUse, 278#(<= 0 (+ ~count~0 1)), Black: 128#(= ~count~0 0), Black: 139#(and (= |thr2Thread1of2ForFork0_my_thread1_#t~post5#1| 0) (<= 1 ~count~0)), Black: 135#(<= 1 ~count~0), Black: 134#(= |thr2Thread1of2ForFork0_my_thread1_#t~post5#1| 0), Black: 1134#(<= 0 ~count~0), Black: 1149#(and (<= 0 (+ 1 |thr2Thread2of2ForFork0_my_thread1_#t~post5#1|)) (<= 0 ~count~0)), Black: 638#(<= 0 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|), Black: 1173#(and (<= 0 |thr2Thread1of2ForFork0_my_thread1_#t~post7#1|) (<= 0 (+ 1 |thr2Thread2of2ForFork0_my_thread1_#t~post5#1|)) (<= 0 ~count~0)), Black: 634#(= |thr2Thread1of2ForFork0_my_thread1_#t~post5#1| 0), Black: 1151#(and (<= 0 |thr2Thread1of2ForFork0_my_thread1_#t~post7#1|) (<= 0 ~count~0)), Black: 637#(<= 0 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[2022-01-19 04:38:14,928 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-01-19 04:38:14,928 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-01-19 04:38:17,233 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([567] L710-->L710-1: Formula: (= |v_thr2Thread1of2ForFork0_my_thread1_#t~post8#1_3| v_~count~0_7) InVars {~count~0=v_~count~0_7} OutVars{~count~0=v_~count~0_7, thr2Thread1of2ForFork0_my_thread1_#t~post8#1=|v_thr2Thread1of2ForFork0_my_thread1_#t~post8#1_3|} AuxVars[] AssignedVars[thr2Thread1of2ForFork0_my_thread1_#t~post8#1][99], [54#L706true, 679#true, Black: 526#(and (<= 0 |thr2Thread1of2ForFork0_my_thread1_#t~post5#1|) (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), Black: 506#(<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|), 1068#true, Black: 505#(<= 1 ~count~0), Black: 507#(<= 0 ~count~0), Black: 528#(and (<= 0 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tUnfolder$Statistics]: this new event has 70 ancestors and is cut-off event [2022-01-19 04:38:17,233 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-01-19 04:38:17,233 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-01-19 04:38:17,233 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-01-19 04:38:17,254 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([533] L706-1-->L706-2: Formula: (= (+ (- 1) |v_thr2Thread2of2ForFork0_my_thread1_#t~post6#1_5|) v_~count~0_4) InVars {thr2Thread2of2ForFork0_my_thread1_#t~post6#1=|v_thr2Thread2of2ForFork0_my_thread1_#t~post6#1_5|} OutVars{~count~0=v_~count~0_4, thr2Thread2of2ForFork0_my_thread1_#t~post6#1=|v_thr2Thread2of2ForFork0_my_thread1_#t~post6#1_5|} AuxVars[] AssignedVars[~count~0][1574], [679#true, Black: 526#(and (<= 0 |thr2Thread1of2ForFork0_my_thread1_#t~post5#1|) (<= 1 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959#(<= 1 ~count~0), Black: 479#(<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|)]) [2022-01-19 04:38:17,255 INFO L384 tUnfolder$Statistics]: this new event has 70 ancestors and is cut-off event [2022-01-19 04:38:17,255 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-01-19 04:38:17,255 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-01-19 04:38:17,255 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-01-19 04:38:17,256 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([567] L710-->L710-1: Formula: (= |v_thr2Thread1of2ForFork0_my_thread1_#t~post8#1_3| v_~count~0_7) InVars {~count~0=v_~count~0_7} OutVars{~count~0=v_~count~0_7, thr2Thread1of2ForFork0_my_thread1_#t~post8#1=|v_thr2Thread1of2ForFork0_my_thread1_#t~post8#1_3|} AuxVars[] AssignedVars[thr2Thread1of2ForFork0_my_thread1_#t~post8#1][99], [679#true, Black: 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971#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 999#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 977#(and (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), Black: 961#(<= 0 ~count~0), Black: 963#(<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|), Black: 959#(<= 1 ~count~0), Black: 479#(<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|)]) [2022-01-19 04:38:19,785 INFO L384 tUnfolder$Statistics]: this new event has 71 ancestors and is cut-off event [2022-01-19 04:38:19,785 INFO L387 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-01-19 04:38:19,785 INFO L387 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-01-19 04:38:19,785 INFO L387 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-01-19 04:38:22,114 INFO L382 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[2022-01-19 04:38:22,115 INFO L387 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-01-19 04:38:22,115 INFO L387 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-01-19 04:38:22,417 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([567] L710-->L710-1: Formula: (= |v_thr2Thread1of2ForFork0_my_thread1_#t~post8#1_3| v_~count~0_7) InVars {~count~0=v_~count~0_7} OutVars{~count~0=v_~count~0_7, thr2Thread1of2ForFork0_my_thread1_#t~post8#1=|v_thr2Thread1of2ForFork0_my_thread1_#t~post8#1_3|} AuxVars[] AssignedVars[thr2Thread1of2ForFork0_my_thread1_#t~post8#1][99], [679#true, Black: 526#(and (<= 0 |thr2Thread1of2ForFork0_my_thread1_#t~post5#1|) (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), Black: 506#(<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|), Black: 505#(<= 1 ~count~0), Black: 507#(<= 0 ~count~0), Black: 528#(and (<= 0 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tUnfolder$Statistics]: this new event has 72 ancestors and is cut-off event [2022-01-19 04:38:22,417 INFO L387 tUnfolder$Statistics]: existing Event has 68 ancestors and is cut-off event [2022-01-19 04:38:22,417 INFO L387 tUnfolder$Statistics]: existing Event has 68 ancestors and is cut-off event [2022-01-19 04:38:22,417 INFO L387 tUnfolder$Statistics]: existing Event has 68 ancestors and is cut-off event [2022-01-19 04:38:25,115 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([533] L706-1-->L706-2: Formula: (= (+ (- 1) |v_thr2Thread2of2ForFork0_my_thread1_#t~post6#1_5|) v_~count~0_4) InVars {thr2Thread2of2ForFork0_my_thread1_#t~post6#1=|v_thr2Thread2of2ForFork0_my_thread1_#t~post6#1_5|} OutVars{~count~0=v_~count~0_4, thr2Thread2of2ForFork0_my_thread1_#t~post6#1=|v_thr2Thread2of2ForFork0_my_thread1_#t~post6#1_5|} AuxVars[] AssignedVars[~count~0][1574], [679#true, Black: 526#(and (<= 0 |thr2Thread1of2ForFork0_my_thread1_#t~post5#1|) (<= 1 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959#(<= 1 ~count~0), Black: 479#(<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|)]) [2022-01-19 04:38:25,115 INFO L384 tUnfolder$Statistics]: this new event has 73 ancestors and is cut-off event [2022-01-19 04:38:25,115 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-01-19 04:38:25,115 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-01-19 04:38:25,115 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-01-19 04:38:25,116 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([567] L710-->L710-1: Formula: (= |v_thr2Thread1of2ForFork0_my_thread1_#t~post8#1_3| v_~count~0_7) InVars {~count~0=v_~count~0_7} OutVars{~count~0=v_~count~0_7, thr2Thread1of2ForFork0_my_thread1_#t~post8#1=|v_thr2Thread1of2ForFork0_my_thread1_#t~post8#1_3|} AuxVars[] AssignedVars[thr2Thread1of2ForFork0_my_thread1_#t~post8#1][99], [679#true, Black: 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|thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 977#(and (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), Black: 961#(<= 0 ~count~0), Black: 963#(<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|), Black: 959#(<= 1 ~count~0), Black: 479#(<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|)]) [2022-01-19 04:38:25,330 INFO L384 tUnfolder$Statistics]: this new event has 73 ancestors and is cut-off event [2022-01-19 04:38:25,330 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-01-19 04:38:25,330 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-01-19 04:38:25,330 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-01-19 04:38:28,012 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([567] L710-->L710-1: Formula: (= |v_thr2Thread1of2ForFork0_my_thread1_#t~post8#1_3| v_~count~0_7) 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|thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 977#(and (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), Black: 961#(<= 0 ~count~0), Black: 963#(<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|), Black: 959#(<= 1 ~count~0), Black: 479#(<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|), 960#(<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|), 388#(and (<= 0 (+ ~count~0 1)) (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|))]) [2022-01-19 04:38:28,012 INFO L384 tUnfolder$Statistics]: this new event has 74 ancestors and is cut-off event [2022-01-19 04:38:28,012 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-01-19 04:38:28,012 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-01-19 04:38:28,012 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-01-19 04:38:30,428 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([567] L710-->L710-1: Formula: (= |v_thr2Thread1of2ForFork0_my_thread1_#t~post8#1_3| v_~count~0_7) InVars {~count~0=v_~count~0_7} OutVars{~count~0=v_~count~0_7, thr2Thread1of2ForFork0_my_thread1_#t~post8#1=|v_thr2Thread1of2ForFork0_my_thread1_#t~post8#1_3|} AuxVars[] AssignedVars[thr2Thread1of2ForFork0_my_thread1_#t~post8#1][99], [679#true, Black: 526#(and (<= 0 |thr2Thread1of2ForFork0_my_thread1_#t~post5#1|) (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), Black: 506#(<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|), Black: 505#(<= 1 ~count~0), Black: 507#(<= 0 ~count~0), Black: 528#(and (<= 0 |thr2Thread1of2ForFork0_my_thread1_#t~post5#1|) (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 518#(and (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), Black: 512#(and (<= 0 |thr2Thread1of2ForFork0_my_thread1_#t~post5#1|) (<= 1 ~count~0)), Black: 530#(and (<= 0 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|thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), Black: 546#(<= 1 ~count~0), Black: 549#(<= 2 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|), 111#L718-3true, 436#true, Black: 1109#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 1076#(<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|), Black: 1117#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 2 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 1077#(<= 0 ~count~0), Black: 1121#(and (<= 2 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 586#(<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|), Black: 582#(<= 1 ~count~0), Black: 592#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), Black: 584#(<= 0 ~count~0), Black: 602#(and (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 622#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 594#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), thr1Thread1of2ForFork1InUse, thr2Thread1of2ForFork0InUse, thr2Thread2of2ForFork0InUse, Black: 128#(= ~count~0 0), Black: 139#(and (= |thr2Thread1of2ForFork0_my_thread1_#t~post5#1| 0) (<= 1 ~count~0)), Black: 135#(<= 1 ~count~0), Black: 134#(= |thr2Thread1of2ForFork0_my_thread1_#t~post5#1| 0), Black: 1134#(<= 0 ~count~0), Black: 1149#(and (<= 0 (+ 1 |thr2Thread2of2ForFork0_my_thread1_#t~post5#1|)) (<= 0 ~count~0)), Black: 638#(<= 0 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|), Black: 1173#(and (<= 0 |thr2Thread1of2ForFork0_my_thread1_#t~post7#1|) (<= 0 (+ 1 |thr2Thread2of2ForFork0_my_thread1_#t~post5#1|)) (<= 0 ~count~0)), Black: 1151#(and (<= 0 |thr2Thread1of2ForFork0_my_thread1_#t~post7#1|) (<= 0 ~count~0)), Black: 634#(= |thr2Thread1of2ForFork0_my_thread1_#t~post5#1| 0), Black: 637#(<= 0 ~count~0), Black: 1137#(<= 0 (+ 1 |thr2Thread2of2ForFork0_my_thread1_#t~post5#1|)), Black: 1135#(<= 0 |thr2Thread1of2ForFork0_my_thread1_#t~post7#1|), Black: 1136#(<= 0 (+ ~count~0 1)), Black: 659#(and (<= 0 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 (+ ~count~0 1))), Black: 151#(<= 0 ~count~0), Black: 1153#(and (<= 0 |thr2Thread1of2ForFork0_my_thread1_#t~post7#1|) (<= 0 (+ ~count~0 1))), Black: 149#(<= 1 ~count~0), Black: 647#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 159#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 631#true, Black: 150#(<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|), Black: 1133#(<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|), Black: 636#(<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|), Black: 663#(and (<= 0 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 0 (+ ~count~0 1))), Black: 1128#true, Black: 665#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 0 (+ ~count~0 1))), Black: 1175#(and (<= 0 |thr2Thread1of2ForFork0_my_thread1_#t~post7#1|) (<= 0 (+ ~count~0 1)) (<= 0 (+ 1 |thr2Thread2of2ForFork0_my_thread1_#t~post5#1|))), Black: 1131#(= |thr2Thread1of2ForFork0_my_thread1_#t~post5#1| 0), Black: 169#(<= 1 ~count~0), Black: 173#(and (= 0 |thr2Thread2of2ForFork0_my_thread1_#t~post5#1|) (<= 1 ~count~0)), 131#true, Black: 201#(and (= |thr2Thread1of2ForFork0_my_thread1_#t~post5#1| 0) (<= 0 (+ ~count~0 1))), Black: 182#(= |thr2Thread1of2ForFork0_my_thread1_#t~post5#1| 0), Black: 185#(<= 0 ~count~0), Black: 179#true, Black: 199#(and (<= 0 |thr2Thread1of2ForFork0_my_thread1_#t~post7#1|) (<= 0 (+ ~count~0 1))), Black: 186#(<= 0 |thr2Thread1of2ForFork0_my_thread1_#t~post7#1|), Black: 184#(<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|), 817#(<= 0 (+ ~count~0 1)), Black: 203#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 0 (+ ~count~0 1))), 61#L710-1true, 1246#true, Black: 1201#(<= 0 ~count~0), Black: 1200#(<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post7#1|), Black: 1198#(<= 2 ~count~0), 257#(and (<= 0 (+ |thr2Thread1of2ForFork0_my_thread1_#t~post8#1| 1)) (<= 0 (+ ~count~0 1))), Black: 1235#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post7#1|) (<= 0 ~count~0)), 22#L705-1true, Black: 1237#(and (<= 0 ~count~0) (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post5#1|)), Black: 1231#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post7#1|) (<= 0 ~count~0) (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post5#1|)), Black: 1213#(and (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post5#1|) (<= 2 ~count~0)), Black: 687#(<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|), Black: 688#(<= 0 ~count~0), 1192#true, Black: 220#(<= 0 ~count~0), Black: 732#(and (<= 2 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 219#(<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|), Black: 228#(and (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 720#(and (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 728#(and (<= 2 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), 639#(<= 0 (+ ~count~0 1)), Black: 240#(<= 0 ~count~0), Black: 243#(<= 0 (+ |thr2Thread1of2ForFork0_my_thread1_#t~post8#1| 1)), Black: 242#(<= 0 (+ ~count~0 1)), Black: 259#(and (<= 0 (+ |thr2Thread1of2ForFork0_my_thread1_#t~post8#1| 1)) (<= 0 ~count~0)), Black: 234#true, 749#true, Black: 757#(<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|), Black: 758#(<= 0 ~count~0), Black: 766#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 802#(and (<= 2 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 278#(<= 0 (+ ~count~0 1)), Black: 798#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 2 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 277#(<= 0 |thr2Thread2of2ForFork0_my_thread1_#t~post7#1|), Black: 294#(and (<= 0 (+ ~count~0 1)) (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|)), Black: 276#(<= 0 ~count~0), Black: 290#(and (<= 0 |thr2Thread2of2ForFork0_my_thread1_#t~post7#1|) (<= 0 (+ ~count~0 1))), Black: 275#(<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|), Black: 273#(= 0 |thr2Thread2of2ForFork0_my_thread1_#t~post5#1|), 958#(= 0 |thr2Thread2of2ForFork0_my_thread1_#t~post5#1|), Black: 270#true, 74#L736-4true, Black: 310#(<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post5#1|), 145#true, Black: 323#(and (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post5#1|) (<= 2 ~count~0)), Black: 325#(and (= |thr2Thread1of2ForFork0_my_thread1_#t~post5#1| 0) (<= 2 ~count~0)), Black: 321#(and (= |thr2Thread1of2ForFork0_my_thread1_#t~post5#1| 0) (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post5#1|) (<= 2 ~count~0)), Black: 311#(<= 2 ~count~0), 187#(<= 0 (+ ~count~0 1)), Black: 837#(and (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 809#true, Black: 841#(and (<= 0 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 0 (+ ~count~0 1)) (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|)), Black: 845#(and (<= 0 (+ ~count~0 1)) (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|)), Black: 815#(<= 0 ~count~0), Black: 814#(<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|), Black: 816#(<= 0 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|), Black: 825#(and (<= 0 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 0 (+ ~count~0 1))), Black: 337#(<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post5#1|), Black: 350#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post5#1|) (<= 2 ~count~0)), Black: 338#(<= 2 ~count~0), Black: 352#(and (= 0 |thr2Thread2of2ForFork0_my_thread1_#t~post5#1|) (<= 2 ~count~0)), Black: 348#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post5#1|) (= 0 |thr2Thread2of2ForFork0_my_thread1_#t~post5#1|) (<= 2 ~count~0)), 474#true, 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~count~0)), Black: 858#true, Black: 367#(<= 0 (+ ~count~0 1)), 926#(and (<= 0 (+ ~count~0 1)) (= 0 |thr2Thread2of2ForFork0_my_thread1_#t~post5#1|)), Black: 408#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), Black: 424#(and (<= 0 |thr2Thread2of2ForFork0_my_thread1_#t~post5#1|) (<= 0 ~count~0)), 386#(and (<= 0 (+ ~count~0 1)) (= 0 |thr2Thread2of2ForFork0_my_thread1_#t~post5#1|)), Black: 400#(<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|), Black: 414#(and (<= 0 |thr2Thread2of2ForFork0_my_thread1_#t~post5#1|) (<= 1 ~count~0)), Black: 420#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 0 |thr2Thread2of2ForFork0_my_thread1_#t~post5#1|) (<= 1 ~count~0)), Black: 399#(<= 1 ~count~0), Black: 422#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 0 |thr2Thread2of2ForFork0_my_thread1_#t~post5#1|) (<= 0 ~count~0)), Black: 410#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 913#(<= 0 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|), Black: 401#(<= 0 ~count~0), Black: 934#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 911#(<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|), Black: 906#true, Black: 938#(and (<= 0 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 0 (+ ~count~0 1))), Black: 922#(and (<= 0 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 (+ ~count~0 1))), Black: 942#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 0 (+ ~count~0 1))), Black: 914#(<= 0 (+ ~count~0 1)), Black: 912#(<= 0 ~count~0), 305#true, Black: 440#(<= 1 ~count~0), Black: 442#(<= 2 ~count~0), Black: 463#(and (= |thr2Thread1of2ForFork0_my_thread1_#t~post5#1| 0) (<= 2 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), Black: 447#(and (= |thr2Thread1of2ForFork0_my_thread1_#t~post5#1| 0) (<= 1 ~count~0)), Black: 465#(and (<= 2 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), Black: 443#(<= 2 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|), Black: 979#(and (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 971#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 999#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 977#(and (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), Black: 961#(<= 0 ~count~0), Black: 963#(<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|), Black: 959#(<= 1 ~count~0), Black: 479#(<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|)]) [2022-01-19 04:38:30,428 INFO L384 tUnfolder$Statistics]: this new event has 75 ancestors and is cut-off event [2022-01-19 04:38:30,428 INFO L387 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-01-19 04:38:30,428 INFO L387 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-01-19 04:38:30,428 INFO L387 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-01-19 04:38:30,489 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([567] L710-->L710-1: Formula: (= |v_thr2Thread1of2ForFork0_my_thread1_#t~post8#1_3| v_~count~0_7) InVars {~count~0=v_~count~0_7} OutVars{~count~0=v_~count~0_7, thr2Thread1of2ForFork0_my_thread1_#t~post8#1=|v_thr2Thread1of2ForFork0_my_thread1_#t~post8#1_3|} AuxVars[] AssignedVars[thr2Thread1of2ForFork0_my_thread1_#t~post8#1][99], [679#true, Black: 526#(and (<= 0 |thr2Thread1of2ForFork0_my_thread1_#t~post5#1|) (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), Black: 506#(<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|), 1068#true, Black: 505#(<= 1 ~count~0), Black: 507#(<= 0 ~count~0), Black: 528#(and (<= 0 |thr2Thread1of2ForFork0_my_thread1_#t~post5#1|) (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 518#(and (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), Black: 512#(and (<= 0 |thr2Thread1of2ForFork0_my_thread1_#t~post5#1|) (<= 1 ~count~0)), Black: 530#(and (<= 0 |thr2Thread1of2ForFork0_my_thread1_#t~post5#1|) (<= 0 ~count~0)), Black: 508#(<= 0 |thr2Thread1of2ForFork0_my_thread1_#t~post5#1|), Black: 520#(and (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 1061#(and (<= 2 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 1016#(<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|), Black: 1059#(and (<= 2 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 1025#(and (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 1017#(<= 0 ~count~0), 914#(<= 0 (+ ~count~0 1)), 586#(<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|), Black: 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Black: 447#(and (= |thr2Thread1of2ForFork0_my_thread1_#t~post5#1| 0) (<= 1 ~count~0)), Black: 465#(and (<= 2 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), Black: 443#(<= 2 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|), Black: 979#(and (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 971#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 999#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 977#(and (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), Black: 961#(<= 0 ~count~0), Black: 963#(<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|), Black: 959#(<= 1 ~count~0), Black: 479#(<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|)]) [2022-01-19 04:38:30,489 INFO L384 tUnfolder$Statistics]: this new event has 75 ancestors and is cut-off event [2022-01-19 04:38:30,489 INFO L387 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-01-19 04:38:30,489 INFO L387 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-01-19 04:38:30,489 INFO L387 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-01-19 04:38:30,747 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([567] L710-->L710-1: Formula: (= |v_thr2Thread1of2ForFork0_my_thread1_#t~post8#1_3| v_~count~0_7) InVars {~count~0=v_~count~0_7} OutVars{~count~0=v_~count~0_7, thr2Thread1of2ForFork0_my_thread1_#t~post8#1=|v_thr2Thread1of2ForFork0_my_thread1_#t~post8#1_3|} AuxVars[] AssignedVars[thr2Thread1of2ForFork0_my_thread1_#t~post8#1][99], [679#true, Black: 526#(and (<= 0 |thr2Thread1of2ForFork0_my_thread1_#t~post5#1|) (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), 1068#true, Black: 505#(<= 1 ~count~0), Black: 507#(<= 0 ~count~0), Black: 528#(and (<= 0 |thr2Thread1of2ForFork0_my_thread1_#t~post5#1|) (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 518#(and (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), Black: 512#(and (<= 0 |thr2Thread1of2ForFork0_my_thread1_#t~post5#1|) (<= 1 ~count~0)), Black: 530#(and (<= 0 |thr2Thread1of2ForFork0_my_thread1_#t~post5#1|) (<= 0 ~count~0)), Black: 508#(<= 0 |thr2Thread1of2ForFork0_my_thread1_#t~post5#1|), Black: 520#(and (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 1061#(and (<= 2 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 1059#(and (<= 2 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 1025#(and (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 1017#(<= 0 ~count~0), 586#(<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|), Black: 569#(and (<= 2 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (= 0 |thr2Thread2of2ForFork0_my_thread1_#t~post5#1|) (<= 1 ~count~0)), Black: 553#(and (= 0 |thr2Thread2of2ForFork0_my_thread1_#t~post5#1|) (<= 1 ~count~0)), Black: 571#(and (<= 2 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), Black: 546#(<= 1 ~count~0), Black: 549#(<= 2 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|), 436#true, Black: 1109#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 1076#(<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|), Black: 1117#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 2 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 1077#(<= 0 ~count~0), Black: 1121#(and (<= 2 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), 892#(and (<= 0 (+ ~count~0 1)) (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|)), Black: 582#(<= 1 ~count~0), Black: 592#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), Black: 584#(<= 0 ~count~0), Black: 602#(and (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 622#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 594#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), thr1Thread1of2ForFork1InUse, thr2Thread1of2ForFork0InUse, thr2Thread2of2ForFork0InUse, Black: 128#(= ~count~0 0), Black: 139#(and (= |thr2Thread1of2ForFork0_my_thread1_#t~post5#1| 0) (<= 1 ~count~0)), Black: 135#(<= 1 ~count~0), Black: 134#(= |thr2Thread1of2ForFork0_my_thread1_#t~post5#1| 0), Black: 1134#(<= 0 ~count~0), Black: 1149#(and (<= 0 (+ 1 |thr2Thread2of2ForFork0_my_thread1_#t~post5#1|)) (<= 0 ~count~0)), Black: 1173#(and (<= 0 |thr2Thread1of2ForFork0_my_thread1_#t~post7#1|) (<= 0 (+ 1 |thr2Thread2of2ForFork0_my_thread1_#t~post5#1|)) (<= 0 ~count~0)), Black: 638#(<= 0 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|), 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Black: 465#(and (<= 2 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), Black: 443#(<= 2 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|), Black: 979#(and (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 971#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 999#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 977#(and (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), Black: 961#(<= 0 ~count~0), Black: 963#(<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|), Black: 959#(<= 1 ~count~0), Black: 479#(<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|), 960#(<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|), 388#(and (<= 0 (+ ~count~0 1)) (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|))]) [2022-01-19 04:38:30,747 INFO L384 tUnfolder$Statistics]: this new event has 75 ancestors and is cut-off event [2022-01-19 04:38:30,747 INFO L387 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-01-19 04:38:30,747 INFO L387 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-01-19 04:38:30,748 INFO L387 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-01-19 04:38:30,751 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([567] L710-->L710-1: Formula: (= |v_thr2Thread1of2ForFork0_my_thread1_#t~post8#1_3| v_~count~0_7) InVars {~count~0=v_~count~0_7} OutVars{~count~0=v_~count~0_7, thr2Thread1of2ForFork0_my_thread1_#t~post8#1=|v_thr2Thread1of2ForFork0_my_thread1_#t~post8#1_3|} AuxVars[] AssignedVars[thr2Thread1of2ForFork0_my_thread1_#t~post8#1][99], [679#true, Black: 526#(and (<= 0 |thr2Thread1of2ForFork0_my_thread1_#t~post5#1|) (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), 1068#true, Black: 505#(<= 1 ~count~0), Black: 507#(<= 0 ~count~0), Black: 528#(and (<= 0 |thr2Thread1of2ForFork0_my_thread1_#t~post5#1|) (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 518#(and (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), Black: 512#(and (<= 0 |thr2Thread1of2ForFork0_my_thread1_#t~post5#1|) (<= 1 ~count~0)), Black: 530#(and (<= 0 |thr2Thread1of2ForFork0_my_thread1_#t~post5#1|) (<= 0 ~count~0)), Black: 508#(<= 0 |thr2Thread1of2ForFork0_my_thread1_#t~post5#1|), Black: 520#(and (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 1061#(and (<= 2 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 1059#(and (<= 2 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 1025#(and (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 1017#(<= 0 ~count~0), 586#(<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|), Black: 569#(and (<= 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|thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), Black: 447#(and (= |thr2Thread1of2ForFork0_my_thread1_#t~post5#1| 0) (<= 1 ~count~0)), Black: 465#(and (<= 2 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), Black: 443#(<= 2 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|), Black: 979#(and (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 971#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 999#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 977#(and (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), Black: 961#(<= 0 ~count~0), Black: 963#(<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|), Black: 959#(<= 1 ~count~0), Black: 479#(<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|), 960#(<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|), 388#(and (<= 0 (+ ~count~0 1)) (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|))]) [2022-01-19 04:38:30,751 INFO L384 tUnfolder$Statistics]: this new event has 75 ancestors and is cut-off event [2022-01-19 04:38:30,751 INFO L387 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-01-19 04:38:30,751 INFO L387 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-01-19 04:38:30,752 INFO L387 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-01-19 04:38:32,958 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([567] L710-->L710-1: Formula: (= |v_thr2Thread1of2ForFork0_my_thread1_#t~post8#1_3| v_~count~0_7) InVars {~count~0=v_~count~0_7} OutVars{~count~0=v_~count~0_7, thr2Thread1of2ForFork0_my_thread1_#t~post8#1=|v_thr2Thread1of2ForFork0_my_thread1_#t~post8#1_3|} AuxVars[] AssignedVars[thr2Thread1of2ForFork0_my_thread1_#t~post8#1][99], [679#true, Black: 526#(and (<= 0 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|thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 0 (+ ~count~0 1))), Black: 912#(<= 0 ~count~0), 367#(<= 0 (+ ~count~0 1)), 305#true, Black: 440#(<= 1 ~count~0), Black: 442#(<= 2 ~count~0), Black: 463#(and (= |thr2Thread1of2ForFork0_my_thread1_#t~post5#1| 0) (<= 2 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), Black: 447#(and (= |thr2Thread1of2ForFork0_my_thread1_#t~post5#1| 0) (<= 1 ~count~0)), Black: 465#(and (<= 2 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), Black: 443#(<= 2 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|), Black: 979#(and (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 971#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 999#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 977#(and (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), Black: 961#(<= 0 ~count~0), Black: 963#(<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|), Black: 959#(<= 1 ~count~0), Black: 479#(<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|)]) [2022-01-19 04:38:32,958 INFO L384 tUnfolder$Statistics]: this new event has 76 ancestors and is cut-off event [2022-01-19 04:38:32,958 INFO L387 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-01-19 04:38:32,958 INFO L387 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-01-19 04:38:32,958 INFO L387 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-01-19 04:38:33,185 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([567] L710-->L710-1: Formula: (= |v_thr2Thread1of2ForFork0_my_thread1_#t~post8#1_3| v_~count~0_7) InVars {~count~0=v_~count~0_7} OutVars{~count~0=v_~count~0_7, thr2Thread1of2ForFork0_my_thread1_#t~post8#1=|v_thr2Thread1of2ForFork0_my_thread1_#t~post8#1_3|} AuxVars[] 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961#(<= 0 ~count~0), Black: 963#(<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|), Black: 959#(<= 1 ~count~0), Black: 479#(<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|), 960#(<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|), 388#(and (<= 0 (+ ~count~0 1)) (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|))]) [2022-01-19 04:38:33,185 INFO L384 tUnfolder$Statistics]: this new event has 76 ancestors and is cut-off event [2022-01-19 04:38:33,185 INFO L387 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-01-19 04:38:33,185 INFO L387 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-01-19 04:38:33,185 INFO L387 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-01-19 04:38:34,936 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([567] L710-->L710-1: Formula: (= |v_thr2Thread1of2ForFork0_my_thread1_#t~post8#1_3| v_~count~0_7) InVars 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~count~0)), Black: 1061#(and (<= 2 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 1059#(and (<= 2 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 1025#(and (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 1017#(<= 0 ~count~0), 586#(<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|), Black: 569#(and (<= 2 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (= 0 |thr2Thread2of2ForFork0_my_thread1_#t~post5#1|) (<= 1 ~count~0)), Black: 553#(and (= 0 |thr2Thread2of2ForFork0_my_thread1_#t~post5#1|) (<= 1 ~count~0)), Black: 571#(and (<= 2 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), Black: 546#(<= 1 ~count~0), Black: 549#(<= 2 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|), 111#L718-3true, 436#true, Black: 1109#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 1076#(<= 1 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|thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 977#(and (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), Black: 961#(<= 0 ~count~0), Black: 963#(<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|), Black: 959#(<= 1 ~count~0), Black: 479#(<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|), 960#(<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|), 388#(and (<= 0 (+ ~count~0 1)) (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|))]) [2022-01-19 04:38:34,937 INFO L384 tUnfolder$Statistics]: this new event has 77 ancestors and is cut-off event [2022-01-19 04:38:34,937 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-01-19 04:38:34,937 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-01-19 04:38:34,937 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-01-19 04:38:36,424 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([567] L710-->L710-1: Formula: (= |v_thr2Thread1of2ForFork0_my_thread1_#t~post8#1_3| v_~count~0_7) InVars {~count~0=v_~count~0_7} OutVars{~count~0=v_~count~0_7, thr2Thread1of2ForFork0_my_thread1_#t~post8#1=|v_thr2Thread1of2ForFork0_my_thread1_#t~post8#1_3|} AuxVars[] AssignedVars[thr2Thread1of2ForFork0_my_thread1_#t~post8#1][99], [679#true, Black: 526#(and (<= 0 |thr2Thread1of2ForFork0_my_thread1_#t~post5#1|) (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), Black: 506#(<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|), 1068#true, Black: 505#(<= 1 ~count~0), Black: 507#(<= 0 ~count~0), 96#L709-1true, Black: 528#(and (<= 0 |thr2Thread1of2ForFork0_my_thread1_#t~post5#1|) (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 518#(and (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), Black: 512#(and (<= 0 |thr2Thread1of2ForFork0_my_thread1_#t~post5#1|) (<= 1 ~count~0)), 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~count~0)), Black: 546#(<= 1 ~count~0), Black: 549#(<= 2 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|), 436#true, Black: 1109#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 1076#(<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|), Black: 1117#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 2 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 1077#(<= 0 ~count~0), Black: 1121#(and (<= 2 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 586#(<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|), Black: 582#(<= 1 ~count~0), Black: 592#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), Black: 584#(<= 0 ~count~0), Black: 602#(and (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 622#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 594#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), thr1Thread1of2ForFork1InUse, 64#L719-3true, thr2Thread1of2ForFork0InUse, thr2Thread2of2ForFork0InUse, Black: 128#(= ~count~0 0), Black: 139#(and (= |thr2Thread1of2ForFork0_my_thread1_#t~post5#1| 0) (<= 1 ~count~0)), Black: 135#(<= 1 ~count~0), Black: 134#(= |thr2Thread1of2ForFork0_my_thread1_#t~post5#1| 0), Black: 1134#(<= 0 ~count~0), Black: 1149#(and (<= 0 (+ 1 |thr2Thread2of2ForFork0_my_thread1_#t~post5#1|)) (<= 0 ~count~0)), Black: 1173#(and (<= 0 |thr2Thread1of2ForFork0_my_thread1_#t~post7#1|) (<= 0 (+ 1 |thr2Thread2of2ForFork0_my_thread1_#t~post5#1|)) (<= 0 ~count~0)), Black: 638#(<= 0 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|), Black: 634#(= |thr2Thread1of2ForFork0_my_thread1_#t~post5#1| 0), Black: 1151#(and (<= 0 |thr2Thread1of2ForFork0_my_thread1_#t~post7#1|) (<= 0 ~count~0)), Black: 1137#(<= 0 (+ 1 |thr2Thread2of2ForFork0_my_thread1_#t~post5#1|)), Black: 637#(<= 0 ~count~0), Black: 1135#(<= 0 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|thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 0 (+ ~count~0 1))), 61#L710-1true, 1246#true, Black: 1201#(<= 0 ~count~0), Black: 1200#(<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post7#1|), Black: 1198#(<= 2 ~count~0), 257#(and (<= 0 (+ |thr2Thread1of2ForFork0_my_thread1_#t~post8#1| 1)) (<= 0 (+ ~count~0 1))), Black: 1235#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post7#1|) (<= 0 ~count~0)), Black: 1237#(and (<= 0 ~count~0) (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post5#1|)), 866#(<= 0 (+ ~count~0 1)), Black: 1231#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post7#1|) (<= 0 ~count~0) (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post5#1|)), Black: 1213#(and (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post5#1|) (<= 2 ~count~0)), Black: 687#(<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|), Black: 688#(<= 0 ~count~0), 1192#true, Black: 732#(and (<= 2 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 220#(<= 0 ~count~0), Black: 219#(<= 1 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(<= 2 ~count~0)), Black: 311#(<= 2 ~count~0), 187#(<= 0 (+ ~count~0 1)), Black: 837#(and (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 809#true, Black: 841#(and (<= 0 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 0 (+ ~count~0 1)) (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|)), Black: 845#(and (<= 0 (+ ~count~0 1)) (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|)), Black: 815#(<= 0 ~count~0), Black: 814#(<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|), Black: 816#(<= 0 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|), 165#true, Black: 825#(and (<= 0 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 0 (+ ~count~0 1))), 578#true, 501#true, Black: 337#(<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post5#1|), Black: 350#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post5#1|) (<= 2 ~count~0)), Black: 338#(<= 2 ~count~0), Black: 352#(and (= 0 |thr2Thread2of2ForFork0_my_thread1_#t~post5#1|) (<= 2 ~count~0)), Black: 348#(and (<= 1 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~count~0)), Black: 401#(<= 0 ~count~0), Black: 911#(<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|), Black: 906#true, Black: 938#(and (<= 0 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 0 (+ ~count~0 1))), Black: 922#(and (<= 0 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 (+ ~count~0 1))), Black: 942#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 0 (+ ~count~0 1))), Black: 912#(<= 0 ~count~0), 290#(and (<= 0 |thr2Thread2of2ForFork0_my_thread1_#t~post7#1|) (<= 0 (+ ~count~0 1))), 305#true, Black: 440#(<= 1 ~count~0), Black: 442#(<= 2 ~count~0), Black: 463#(and (= |thr2Thread1of2ForFork0_my_thread1_#t~post5#1| 0) (<= 2 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), Black: 447#(and (= |thr2Thread1of2ForFork0_my_thread1_#t~post5#1| 0) (<= 1 ~count~0)), Black: 465#(and (<= 2 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), Black: 443#(<= 2 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|), Black: 979#(and (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 971#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 999#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 977#(and (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), Black: 961#(<= 0 ~count~0), Black: 963#(<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|), Black: 959#(<= 1 ~count~0), Black: 479#(<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|)]) [2022-01-19 04:38:36,424 INFO L384 tUnfolder$Statistics]: this new event has 76 ancestors and is not cut-off event [2022-01-19 04:38:36,424 INFO L387 tUnfolder$Statistics]: existing Event has 76 ancestors and is not cut-off event [2022-01-19 04:38:36,424 INFO L387 tUnfolder$Statistics]: existing Event has 76 ancestors and is not cut-off event [2022-01-19 04:38:36,424 INFO L387 tUnfolder$Statistics]: existing Event has 76 ancestors and is not cut-off event [2022-01-19 04:38:36,713 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([567] L710-->L710-1: Formula: (= |v_thr2Thread1of2ForFork0_my_thread1_#t~post8#1_3| v_~count~0_7) InVars {~count~0=v_~count~0_7} OutVars{~count~0=v_~count~0_7, thr2Thread1of2ForFork0_my_thread1_#t~post8#1=|v_thr2Thread1of2ForFork0_my_thread1_#t~post8#1_3|} AuxVars[] AssignedVars[thr2Thread1of2ForFork0_my_thread1_#t~post8#1][99], [679#true, Black: 526#(and (<= 0 |thr2Thread1of2ForFork0_my_thread1_#t~post5#1|) (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), Black: 506#(<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|), 1068#true, Black: 505#(<= 1 ~count~0), Black: 507#(<= 0 ~count~0), Black: 528#(and (<= 0 |thr2Thread1of2ForFork0_my_thread1_#t~post5#1|) (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 518#(and (<= 1 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|thr2Thread1of2ForFork0_my_thread1_#t~post5#1| 0) (<= 1 ~count~0)), Black: 465#(and (<= 2 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), Black: 443#(<= 2 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|), Black: 979#(and (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 971#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 999#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 977#(and (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), Black: 961#(<= 0 ~count~0), Black: 963#(<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|), Black: 959#(<= 1 ~count~0), Black: 479#(<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|)]) [2022-01-19 04:38:36,714 INFO L384 tUnfolder$Statistics]: this new event has 78 ancestors and is cut-off event [2022-01-19 04:38:36,714 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-01-19 04:38:36,714 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-01-19 04:38:36,714 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-01-19 04:38:36,727 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([567] L710-->L710-1: Formula: (= |v_thr2Thread1of2ForFork0_my_thread1_#t~post8#1_3| v_~count~0_7) InVars {~count~0=v_~count~0_7} OutVars{~count~0=v_~count~0_7, thr2Thread1of2ForFork0_my_thread1_#t~post8#1=|v_thr2Thread1of2ForFork0_my_thread1_#t~post8#1_3|} AuxVars[] AssignedVars[thr2Thread1of2ForFork0_my_thread1_#t~post8#1][99], [679#true, Black: 526#(and (<= 0 |thr2Thread1of2ForFork0_my_thread1_#t~post5#1|) (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), 1068#true, Black: 505#(<= 1 ~count~0), Black: 507#(<= 0 ~count~0), Black: 528#(and (<= 0 |thr2Thread1of2ForFork0_my_thread1_#t~post5#1|) (<= 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|thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), Black: 443#(<= 2 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|), Black: 979#(and (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 971#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 999#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 977#(and (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), Black: 961#(<= 0 ~count~0), Black: 963#(<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|), Black: 959#(<= 1 ~count~0), Black: 479#(<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|), 960#(<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|), 388#(and (<= 0 (+ ~count~0 1)) (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|))]) [2022-01-19 04:38:36,727 INFO L384 tUnfolder$Statistics]: this new event has 78 ancestors and is cut-off event [2022-01-19 04:38:36,727 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-01-19 04:38:36,727 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-01-19 04:38:36,727 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-01-19 04:38:37,982 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([567] L710-->L710-1: Formula: (= |v_thr2Thread1of2ForFork0_my_thread1_#t~post8#1_3| v_~count~0_7) InVars {~count~0=v_~count~0_7} OutVars{~count~0=v_~count~0_7, thr2Thread1of2ForFork0_my_thread1_#t~post8#1=|v_thr2Thread1of2ForFork0_my_thread1_#t~post8#1_3|} AuxVars[] AssignedVars[thr2Thread1of2ForFork0_my_thread1_#t~post8#1][99], [679#true, Black: 526#(and (<= 0 |thr2Thread1of2ForFork0_my_thread1_#t~post5#1|) (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), Black: 506#(<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|), 1068#true, 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Black: 440#(<= 1 ~count~0), Black: 442#(<= 2 ~count~0), Black: 463#(and (= |thr2Thread1of2ForFork0_my_thread1_#t~post5#1| 0) (<= 2 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), Black: 447#(and (= |thr2Thread1of2ForFork0_my_thread1_#t~post5#1| 0) (<= 1 ~count~0)), Black: 465#(and (<= 2 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), Black: 443#(<= 2 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|), Black: 979#(and (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 971#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 999#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 977#(and (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), Black: 961#(<= 0 ~count~0), Black: 963#(<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|), Black: 959#(<= 1 ~count~0), Black: 479#(<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|)]) [2022-01-19 04:38:37,982 INFO L384 tUnfolder$Statistics]: this new event has 77 ancestors and is not cut-off event [2022-01-19 04:38:37,982 INFO L387 tUnfolder$Statistics]: existing Event has 77 ancestors and is not cut-off event [2022-01-19 04:38:37,982 INFO L387 tUnfolder$Statistics]: existing Event has 77 ancestors and is not cut-off event [2022-01-19 04:38:37,982 INFO L387 tUnfolder$Statistics]: existing Event has 77 ancestors and is not cut-off event [2022-01-19 04:38:38,462 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([567] L710-->L710-1: Formula: (= |v_thr2Thread1of2ForFork0_my_thread1_#t~post8#1_3| v_~count~0_7) InVars {~count~0=v_~count~0_7} OutVars{~count~0=v_~count~0_7, thr2Thread1of2ForFork0_my_thread1_#t~post8#1=|v_thr2Thread1of2ForFork0_my_thread1_#t~post8#1_3|} AuxVars[] AssignedVars[thr2Thread1of2ForFork0_my_thread1_#t~post8#1][99], [679#true, Black: 526#(and (<= 0 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|thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 0 (+ ~count~0 1))), Black: 912#(<= 0 ~count~0), 290#(and (<= 0 |thr2Thread2of2ForFork0_my_thread1_#t~post7#1|) (<= 0 (+ ~count~0 1))), 305#true, Black: 440#(<= 1 ~count~0), Black: 442#(<= 2 ~count~0), Black: 463#(and (= |thr2Thread1of2ForFork0_my_thread1_#t~post5#1| 0) (<= 2 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), Black: 447#(and (= |thr2Thread1of2ForFork0_my_thread1_#t~post5#1| 0) (<= 1 ~count~0)), Black: 465#(and (<= 2 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), Black: 443#(<= 2 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|), Black: 979#(and (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 971#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 999#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 977#(and (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), Black: 961#(<= 0 ~count~0), Black: 963#(<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|), Black: 959#(<= 1 ~count~0), Black: 479#(<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|)]) [2022-01-19 04:38:38,462 INFO L384 tUnfolder$Statistics]: this new event has 79 ancestors and is cut-off event [2022-01-19 04:38:38,462 INFO L387 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2022-01-19 04:38:38,462 INFO L387 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2022-01-19 04:38:38,462 INFO L387 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2022-01-19 04:38:39,381 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([567] L710-->L710-1: Formula: (= |v_thr2Thread1of2ForFork0_my_thread1_#t~post8#1_3| v_~count~0_7) InVars {~count~0=v_~count~0_7} OutVars{~count~0=v_~count~0_7, 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|thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 999#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 977#(and (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), Black: 961#(<= 0 ~count~0), Black: 963#(<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|), Black: 959#(<= 1 ~count~0), Black: 479#(<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|)]) [2022-01-19 04:38:39,382 INFO L384 tUnfolder$Statistics]: this new event has 79 ancestors and is not cut-off event [2022-01-19 04:38:39,382 INFO L387 tUnfolder$Statistics]: existing Event has 79 ancestors and is not cut-off event [2022-01-19 04:38:39,382 INFO L387 tUnfolder$Statistics]: existing Event has 79 ancestors and is not cut-off event [2022-01-19 04:38:39,382 INFO L387 tUnfolder$Statistics]: existing Event has 79 ancestors and is not cut-off event [2022-01-19 04:38:39,404 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([567] L710-->L710-1: Formula: (= |v_thr2Thread1of2ForFork0_my_thread1_#t~post8#1_3| v_~count~0_7) InVars {~count~0=v_~count~0_7} OutVars{~count~0=v_~count~0_7, thr2Thread1of2ForFork0_my_thread1_#t~post8#1=|v_thr2Thread1of2ForFork0_my_thread1_#t~post8#1_3|} AuxVars[] AssignedVars[thr2Thread1of2ForFork0_my_thread1_#t~post8#1][99], [679#true, Black: 526#(and (<= 0 |thr2Thread1of2ForFork0_my_thread1_#t~post5#1|) (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), Black: 506#(<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|), 1068#true, Black: 505#(<= 1 ~count~0), Black: 507#(<= 0 ~count~0), Black: 528#(and (<= 0 |thr2Thread1of2ForFork0_my_thread1_#t~post5#1|) (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 518#(and (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), Black: 512#(and (<= 0 |thr2Thread1of2ForFork0_my_thread1_#t~post5#1|) 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465#(and (<= 2 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), Black: 443#(<= 2 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|), Black: 979#(and (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 971#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 999#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 977#(and (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), Black: 961#(<= 0 ~count~0), Black: 963#(<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|), Black: 959#(<= 1 ~count~0), Black: 479#(<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|)]) [2022-01-19 04:38:39,405 INFO L384 tUnfolder$Statistics]: this new event has 80 ancestors and is cut-off event [2022-01-19 04:38:39,405 INFO L387 tUnfolder$Statistics]: existing Event has 76 ancestors and is cut-off event [2022-01-19 04:38:39,405 INFO L387 tUnfolder$Statistics]: existing Event has 76 ancestors and is cut-off event [2022-01-19 04:38:39,405 INFO L387 tUnfolder$Statistics]: existing Event has 76 ancestors and is cut-off event [2022-01-19 04:38:40,657 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([567] L710-->L710-1: Formula: (= |v_thr2Thread1of2ForFork0_my_thread1_#t~post8#1_3| v_~count~0_7) InVars {~count~0=v_~count~0_7} OutVars{~count~0=v_~count~0_7, thr2Thread1of2ForFork0_my_thread1_#t~post8#1=|v_thr2Thread1of2ForFork0_my_thread1_#t~post8#1_3|} AuxVars[] AssignedVars[thr2Thread1of2ForFork0_my_thread1_#t~post8#1][99], [679#true, Black: 526#(and (<= 0 |thr2Thread1of2ForFork0_my_thread1_#t~post5#1|) (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), Black: 506#(<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|), 1068#true, Black: 505#(<= 1 ~count~0), Black: 507#(<= 0 ~count~0), Black: 528#(and (<= 0 |thr2Thread1of2ForFork0_my_thread1_#t~post5#1|) (<= 1 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~count~0)), Black: 447#(and (= |thr2Thread1of2ForFork0_my_thread1_#t~post5#1| 0) (<= 1 ~count~0)), Black: 465#(and (<= 2 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), Black: 443#(<= 2 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|), Black: 979#(and (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 971#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 999#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 977#(and (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), Black: 961#(<= 0 ~count~0), Black: 963#(<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|), Black: 959#(<= 1 ~count~0), Black: 479#(<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|)]) [2022-01-19 04:38:40,657 INFO L384 tUnfolder$Statistics]: this new event has 82 ancestors and is cut-off event [2022-01-19 04:38:40,657 INFO L387 tUnfolder$Statistics]: existing Event has 78 ancestors and is cut-off event [2022-01-19 04:38:40,657 INFO L387 tUnfolder$Statistics]: existing Event has 78 ancestors and is cut-off event [2022-01-19 04:38:40,657 INFO L387 tUnfolder$Statistics]: existing Event has 78 ancestors and is cut-off event [2022-01-19 04:38:41,751 INFO L129 PetriNetUnfolder]: 34793/60237 cut-off events. [2022-01-19 04:38:41,752 INFO L130 PetriNetUnfolder]: For 5433672/5435740 co-relation queries the response was YES. [2022-01-19 04:38:44,643 INFO L84 FinitePrefix]: Finished finitePrefix Result has 555288 conditions, 60237 events. 34793/60237 cut-off events. For 5433672/5435740 co-relation queries the response was YES. Maximal size of possible extension queue 2400. Compared 558849 event pairs, 8992 based on Foata normal form. 889/60758 useless extension candidates. Maximal degree in co-relation 555053. Up to 44812 conditions per place. [2022-01-19 04:38:45,142 INFO L132 encePairwiseOnDemand]: 104/122 looper letters, 1698 selfloop transitions, 430 changer transitions 0/2312 dead transitions. [2022-01-19 04:38:45,142 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 615 places, 2312 transitions, 77557 flow [2022-01-19 04:38:45,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-01-19 04:38:45,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26 states. [2022-01-19 04:38:45,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 2100 transitions. [2022-01-19 04:38:45,144 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6620428751576293 [2022-01-19 04:38:45,144 INFO L72 ComplementDD]: Start complementDD. Operand 26 states and 2100 transitions. [2022-01-19 04:38:45,144 INFO L73 IsDeterministic]: Start isDeterministic. Operand 26 states and 2100 transitions. [2022-01-19 04:38:45,145 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 04:38:45,145 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 26 states and 2100 transitions. [2022-01-19 04:38:45,146 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 27 states, 26 states have (on average 80.76923076923077) internal successors, (2100), 26 states have internal predecessors, (2100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:38:45,240 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 27 states, 27 states have (on average 122.0) internal successors, (3294), 27 states have internal predecessors, (3294), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:38:45,241 INFO L81 ComplementDD]: Finished complementDD. Result has 27 states, 27 states have (on average 122.0) internal successors, (3294), 27 states have internal predecessors, (3294), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:38:45,241 INFO L186 Difference]: Start difference. First operand has 590 places, 1898 transitions, 61912 flow. Second operand 26 states and 2100 transitions. [2022-01-19 04:38:45,241 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 615 places, 2312 transitions, 77557 flow [2022-01-19 04:39:24,108 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 600 places, 2312 transitions, 75669 flow, removed 788 selfloop flow, removed 15 redundant places. [2022-01-19 04:39:24,155 INFO L242 Difference]: Finished difference. Result has 607 places, 2025 transitions, 67322 flow [2022-01-19 04:39:24,157 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=122, PETRI_DIFFERENCE_MINUEND_FLOW=60547, PETRI_DIFFERENCE_MINUEND_PLACES=575, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1898, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=320, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1519, PETRI_DIFFERENCE_SUBTRAHEND_STATES=26, PETRI_FLOW=67322, PETRI_PLACES=607, PETRI_TRANSITIONS=2025} [2022-01-19 04:39:24,157 INFO L334 CegarLoopForPetriNet]: 109 programPoint places, 498 predicate places. [2022-01-19 04:39:24,157 INFO L470 AbstractCegarLoop]: Abstraction has has 607 places, 2025 transitions, 67322 flow [2022-01-19 04:39:24,157 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 71.2) internal successors, (712), 10 states have internal predecessors, (712), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:39:24,157 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 04:39:24,157 INFO L254 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 04:39:24,157 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2022-01-19 04:39:24,158 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-19 04:39:24,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 04:39:24,158 INFO L85 PathProgramCache]: Analyzing trace with hash 868609187, now seen corresponding path program 3 times [2022-01-19 04:39:24,158 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 04:39:24,158 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [561536217] [2022-01-19 04:39:24,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 04:39:24,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 04:39:24,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 04:39:24,198 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-01-19 04:39:24,198 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 04:39:24,198 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [561536217] [2022-01-19 04:39:24,198 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [561536217] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 04:39:24,198 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 04:39:24,198 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-01-19 04:39:24,198 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [394059081] [2022-01-19 04:39:24,199 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 04:39:24,199 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-01-19 04:39:24,199 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 04:39:24,199 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-01-19 04:39:24,199 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2022-01-19 04:39:24,199 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 70 out of 122 [2022-01-19 04:39:24,200 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 607 places, 2025 transitions, 67322 flow. Second operand has 9 states, 9 states have (on average 72.33333333333333) internal successors, (651), 9 states have internal predecessors, (651), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:39:24,200 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 04:39:24,200 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 70 of 122 [2022-01-19 04:39:24,200 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 04:40:03,975 INFO L129 PetriNetUnfolder]: 35635/62173 cut-off events. [2022-01-19 04:40:03,976 INFO L130 PetriNetUnfolder]: For 5806882/5809369 co-relation queries the response was YES. [2022-01-19 04:40:06,940 INFO L84 FinitePrefix]: Finished finitePrefix Result has 579164 conditions, 62173 events. 35635/62173 cut-off events. For 5806882/5809369 co-relation queries the response was YES. Maximal size of possible extension queue 2484. Compared 586579 event pairs, 3700 based on Foata normal form. 1498/63299 useless extension candidates. Maximal degree in co-relation 578921. Up to 30837 conditions per place. [2022-01-19 04:40:07,552 INFO L132 encePairwiseOnDemand]: 105/122 looper letters, 1245 selfloop transitions, 1020 changer transitions 0/2480 dead transitions. [2022-01-19 04:40:07,553 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 630 places, 2480 transitions, 81163 flow [2022-01-19 04:40:07,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-01-19 04:40:07,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2022-01-19 04:40:07,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 1980 transitions. [2022-01-19 04:40:07,554 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6762295081967213 [2022-01-19 04:40:07,554 INFO L72 ComplementDD]: Start complementDD. Operand 24 states and 1980 transitions. [2022-01-19 04:40:07,554 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24 states and 1980 transitions. [2022-01-19 04:40:07,555 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 04:40:07,555 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 24 states and 1980 transitions. [2022-01-19 04:40:07,556 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 25 states, 24 states have (on average 82.5) internal successors, (1980), 24 states have internal predecessors, (1980), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:40:07,558 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 25 states, 25 states have (on average 122.0) internal successors, (3050), 25 states have internal predecessors, (3050), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:40:07,558 INFO L81 ComplementDD]: Finished complementDD. Result has 25 states, 25 states have (on average 122.0) internal successors, (3050), 25 states have internal predecessors, (3050), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:40:07,558 INFO L186 Difference]: Start difference. First operand has 607 places, 2025 transitions, 67322 flow. Second operand 24 states and 1980 transitions. [2022-01-19 04:40:07,558 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 630 places, 2480 transitions, 81163 flow [2022-01-19 04:40:55,741 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 616 places, 2480 transitions, 79518 flow, removed 631 selfloop flow, removed 14 redundant places. [2022-01-19 04:40:55,796 INFO L242 Difference]: Finished difference. Result has 627 places, 2139 transitions, 74380 flow [2022-01-19 04:40:55,798 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=122, PETRI_DIFFERENCE_MINUEND_FLOW=65710, PETRI_DIFFERENCE_MINUEND_PLACES=593, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2025, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=911, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1059, PETRI_DIFFERENCE_SUBTRAHEND_STATES=24, PETRI_FLOW=74380, PETRI_PLACES=627, PETRI_TRANSITIONS=2139} [2022-01-19 04:40:55,798 INFO L334 CegarLoopForPetriNet]: 109 programPoint places, 518 predicate places. [2022-01-19 04:40:55,798 INFO L470 AbstractCegarLoop]: Abstraction has has 627 places, 2139 transitions, 74380 flow [2022-01-19 04:40:55,798 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 72.33333333333333) internal successors, (651), 9 states have internal predecessors, (651), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:40:55,798 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 04:40:55,798 INFO L254 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 04:40:55,798 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2022-01-19 04:40:55,799 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-19 04:40:55,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 04:40:55,799 INFO L85 PathProgramCache]: Analyzing trace with hash -1801442311, now seen corresponding path program 2 times [2022-01-19 04:40:55,799 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 04:40:55,799 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1215750281] [2022-01-19 04:40:55,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 04:40:55,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 04:40:55,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 04:40:55,861 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-01-19 04:40:55,861 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 04:40:55,861 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1215750281] [2022-01-19 04:40:55,861 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1215750281] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 04:40:55,861 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 04:40:55,861 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-01-19 04:40:55,861 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [769968803] [2022-01-19 04:40:55,861 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 04:40:55,862 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-01-19 04:40:55,862 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 04:40:55,862 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-01-19 04:40:55,863 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2022-01-19 04:40:55,863 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 70 out of 122 [2022-01-19 04:40:55,863 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 627 places, 2139 transitions, 74380 flow. Second operand has 9 states, 9 states have (on average 72.33333333333333) internal successors, (651), 9 states have internal predecessors, (651), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:40:55,863 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 04:40:55,863 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 70 of 122 [2022-01-19 04:40:55,863 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 04:41:05,881 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([567] L710-->L710-1: Formula: (= |v_thr2Thread1of2ForFork0_my_thread1_#t~post8#1_3| v_~count~0_7) InVars {~count~0=v_~count~0_7} OutVars{~count~0=v_~count~0_7, thr2Thread1of2ForFork0_my_thread1_#t~post8#1=|v_thr2Thread1of2ForFork0_my_thread1_#t~post8#1_3|} AuxVars[] AssignedVars[thr2Thread1of2ForFork0_my_thread1_#t~post8#1][117], [679#true, Black: 526#(and (<= 0 |thr2Thread1of2ForFork0_my_thread1_#t~post5#1|) (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), Black: 506#(<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|), Black: 505#(<= 1 ~count~0), Black: 507#(<= 0 ~count~0), Black: 528#(and (<= 0 |thr2Thread1of2ForFork0_my_thread1_#t~post5#1|) (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 518#(and (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), Black: 512#(and (<= 0 |thr2Thread1of2ForFork0_my_thread1_#t~post5#1|) (<= 1 ~count~0)), Black: 530#(and (<= 0 |thr2Thread1of2ForFork0_my_thread1_#t~post5#1|) (<= 0 ~count~0)), Black: 508#(<= 0 |thr2Thread1of2ForFork0_my_thread1_#t~post5#1|), Black: 520#(and (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 1061#(and (<= 2 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 1016#(<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|), Black: 1059#(and (<= 2 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 1025#(and (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), 1312#(and (<= 0 (+ ~count~0 1)) (= 0 |thr2Thread2of2ForFork0_my_thread1_#t~post5#1|)), Black: 1017#(<= 0 ~count~0), 1169#(and (<= 0 (+ ~count~0 1)) (<= 0 (+ 1 |thr2Thread2of2ForFork0_my_thread1_#t~post5#1|))), Black: 569#(and (<= 2 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (= 0 |thr2Thread2of2ForFork0_my_thread1_#t~post5#1|) (<= 1 ~count~0)), Black: 553#(and (= 0 |thr2Thread2of2ForFork0_my_thread1_#t~post5#1|) (<= 1 ~count~0)), Black: 571#(and (<= 2 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), Black: 546#(<= 1 ~count~0), Black: 549#(<= 2 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|), 436#true, Black: 1109#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 1076#(<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|), Black: 1117#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 2 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 1077#(<= 0 ~count~0), Black: 1121#(and (<= 2 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 586#(<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|), Black: 582#(<= 1 ~count~0), Black: 592#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), Black: 584#(<= 0 ~count~0), Black: 602#(and (<= 1 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977#(and (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), Black: 961#(<= 0 ~count~0), Black: 963#(<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|), Black: 959#(<= 1 ~count~0), Black: 479#(<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|)]) [2022-01-19 04:41:05,882 INFO L384 tUnfolder$Statistics]: this new event has 68 ancestors and is cut-off event [2022-01-19 04:41:05,882 INFO L387 tUnfolder$Statistics]: existing Event has 68 ancestors and is cut-off event [2022-01-19 04:41:05,882 INFO L387 tUnfolder$Statistics]: existing Event has 68 ancestors and is cut-off event [2022-01-19 04:41:05,882 INFO L387 tUnfolder$Statistics]: existing Event has 68 ancestors and is cut-off event [2022-01-19 04:41:06,030 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([567] L710-->L710-1: Formula: (= |v_thr2Thread1of2ForFork0_my_thread1_#t~post8#1_3| v_~count~0_7) InVars {~count~0=v_~count~0_7} OutVars{~count~0=v_~count~0_7, 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|thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), Black: 447#(and (= |thr2Thread1of2ForFork0_my_thread1_#t~post5#1| 0) (<= 1 ~count~0)), Black: 465#(and (<= 2 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), Black: 443#(<= 2 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|), Black: 979#(and (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 971#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 999#(and (<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|) (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 0 ~count~0)), Black: 977#(and (<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|) (<= 1 ~count~0)), Black: 961#(<= 0 ~count~0), Black: 963#(<= 1 |thr2Thread1of2ForFork0_my_thread1_#t~post6#1|), Black: 959#(<= 1 ~count~0), Black: 479#(<= 1 |thr2Thread2of2ForFork0_my_thread1_#t~post6#1|)]) [2022-01-19 04:41:06,030 INFO L384 tUnfolder$Statistics]: this new event has 69 ancestors and is cut-off event [2022-01-19 04:41:06,030 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-01-19 04:41:06,030 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-01-19 04:41:06,030 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event Received shutdown request... [2022-01-19 04:41:06,682 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-01-19 04:41:06,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-01-19 04:41:06,918 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2022-01-19 04:41:06,918 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2022-01-19 04:41:06,918 WARN L594 AbstractCegarLoop]: Verification canceled: while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (9states, 70/122 universal loopers) in iteration 31,while PetriNetUnfolder was constructing finite prefix that currently has 130802 conditions, 14826 events (8558/14825 cut-off events. For 817711/818137 co-relation queries the response was YES. Maximal size of possible extension queue 1987. Compared 135782 event pairs, 801 based on Foata normal form. 336/17091 useless extension candidates. Maximal degree in co-relation 130547. Up to 7745 conditions per place.). [2022-01-19 04:41:06,918 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (1 of 3 remaining) [2022-01-19 04:41:06,918 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 3 remaining) [2022-01-19 04:41:06,919 INFO L732 BasicCegarLoop]: Path program histogram: [10, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 04:41:06,919 INFO L309 ceAbstractionStarter]: Result for error location AllErrorsAtOnce was TIMEOUT,TIMEOUT,TIMEOUT (1/2) [2022-01-19 04:41:06,920 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == InUseError ======== [2022-01-19 04:41:06,920 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-01-19 04:41:06,920 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-01-19 04:41:06,920 WARN L594 AbstractCegarLoop]: Verification canceled: while CegarLoopForPetriNet was constructing initial abstraction,while executing CegarLoopForPetriNet. [2022-01-19 04:41:06,920 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION (1 of 2 remaining) [2022-01-19 04:41:06,920 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (0 of 2 remaining) [2022-01-19 04:41:06,921 INFO L732 BasicCegarLoop]: Path program histogram: [] [2022-01-19 04:41:06,921 INFO L309 ceAbstractionStarter]: Result for error location InUseError was TIMEOUT,TIMEOUT (2/2) [2022-01-19 04:41:06,921 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 2 thread instances [2022-01-19 04:41:06,921 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-01-19 04:41:06,924 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.01 04:41:06 BasicIcfg [2022-01-19 04:41:06,924 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-01-19 04:41:06,924 INFO L158 Benchmark]: Toolchain (without parser) took 790494.50ms. Allocated memory was 343.9MB in the beginning and 15.0GB in the end (delta: 14.7GB). Free memory was 288.7MB in the beginning and 9.4GB in the end (delta: -9.1GB). Peak memory consumption was 5.5GB. Max. memory is 16.0GB. [2022-01-19 04:41:06,924 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 343.9MB. Free memory is still 307.1MB. There was no memory consumed. Max. memory is 16.0GB. [2022-01-19 04:41:06,925 INFO L158 Benchmark]: CACSL2BoogieTranslator took 277.99ms. Allocated memory was 343.9MB in the beginning and 434.1MB in the end (delta: 90.2MB). Free memory was 288.6MB in the beginning and 398.8MB in the end (delta: -110.2MB). Peak memory consumption was 11.1MB. Max. memory is 16.0GB. [2022-01-19 04:41:06,925 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.81ms. Allocated memory is still 434.1MB. Free memory was 398.8MB in the beginning and 395.6MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. [2022-01-19 04:41:06,925 INFO L158 Benchmark]: Boogie Preprocessor took 29.84ms. Allocated memory is still 434.1MB. Free memory was 395.6MB in the beginning and 394.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.0GB. [2022-01-19 04:41:06,925 INFO L158 Benchmark]: RCFGBuilder took 398.99ms. Allocated memory is still 434.1MB. Free memory was 394.6MB in the beginning and 371.5MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.0GB. [2022-01-19 04:41:06,925 INFO L158 Benchmark]: TraceAbstraction took 789744.30ms. Allocated memory was 434.1MB in the beginning and 15.0GB in the end (delta: 14.6GB). Free memory was 370.5MB in the beginning and 9.4GB in the end (delta: -9.1GB). Peak memory consumption was 5.5GB. Max. memory is 16.0GB. [2022-01-19 04:41:06,926 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 343.9MB. Free memory is still 307.1MB. There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 277.99ms. Allocated memory was 343.9MB in the beginning and 434.1MB in the end (delta: 90.2MB). Free memory was 288.6MB in the beginning and 398.8MB in the end (delta: -110.2MB). Peak memory consumption was 11.1MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 32.81ms. Allocated memory is still 434.1MB. Free memory was 398.8MB in the beginning and 395.6MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. * Boogie Preprocessor took 29.84ms. Allocated memory is still 434.1MB. Free memory was 395.6MB in the beginning and 394.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.0GB. * RCFGBuilder took 398.99ms. Allocated memory is still 434.1MB. Free memory was 394.6MB in the beginning and 371.5MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.0GB. * TraceAbstraction took 789744.30ms. Allocated memory was 434.1MB in the beginning and 15.0GB in the end (delta: 14.6GB). Free memory was 370.5MB in the beginning and 9.4GB in the end (delta: -9.1GB). Peak memory consumption was 5.5GB. Max. memory is 16.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - TimeoutResultAtElement [Line: 719]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (9states, 70/122 universal loopers) in iteration 31,while PetriNetUnfolder was constructing finite prefix that currently has 130802 conditions, 14826 events (8558/14825 cut-off events. For 817711/818137 co-relation queries the response was YES. Maximal size of possible extension queue 1987. Compared 135782 event pairs, 801 based on Foata normal form. 336/17091 useless extension candidates. Maximal degree in co-relation 130547. Up to 7745 conditions per place.). - TimeoutResultAtElement [Line: 736]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while CegarLoopForPetriNet was constructing initial abstraction,while executing CegarLoopForPetriNet. - TimeoutResultAtElement [Line: 733]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while CegarLoopForPetriNet was constructing initial abstraction,while executing CegarLoopForPetriNet. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 115 locations, 4 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 1.2s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 210 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 210 mSDsluCounter, 111 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 316 mSDsCounter, 24 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 573 IncrementalHoareTripleChecker+Invalid, 597 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 24 mSolverCounterUnsat, 39 mSDtfsCounter, 573 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 55 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=193occurred in iteration=4, InterpolantAutomatonStates: 44, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 221 NumberOfCodeBlocks, 221 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 216 ConstructedInterpolants, 0 QuantifiedInterpolants, 566 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data with 2 thread instances CFG has 7 procedures, 153 locations, 5 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 788.2s, OverallIterations: 31, TraceHistogramMax: 2, PathProgramHistogramMax: 10, EmptinessCheckTime: 0.0s, AutomataDifference: 786.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 6086 SdHoareTripleChecker+Valid, 8.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6086 mSDsluCounter, 6451 SdHoareTripleChecker+Invalid, 6.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 11874 mSDsCounter, 519 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 17806 IncrementalHoareTripleChecker+Invalid, 18325 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 519 mSolverCounterUnsat, 1624 mSDtfsCounter, 17806 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 656 GetRequests, 79 SyntacticMatches, 0 SemanticMatches, 577 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2692 ImplicationChecksByTransitivity, 2.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=74380occurred in iteration=30, InterpolantAutomatonStates: 615, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 1856 NumberOfCodeBlocks, 1856 NumberOfCodeBlocksAsserted, 31 NumberOfCheckSat, 1825 ConstructedInterpolants, 0 QuantifiedInterpolants, 4949 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 31 InterpolantComputations, 31 PerfectInterpolantSequences, 130/130 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for thread instance sufficiency with 1 thread instances CFG has 5 procedures, 115 locations, 4 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 0.0s, OverallIterations: 1, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=166occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 36 NumberOfCodeBlocks, 36 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for thread instance sufficiency with 2 thread instances CFG has 7 procedures, 153 locations, 5 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 0.0s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown