/usr/bin/java -Xmx8000000000 -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-FA-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread/queue_ok_longer.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9e34d99ae2c6837f487980c721c4b6acf9d9b15c-9e34d99 [2021-07-09 16:14:07,674 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-09 16:14:07,676 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-09 16:14:07,710 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-09 16:14:07,710 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-09 16:14:07,713 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-09 16:14:07,715 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-09 16:14:07,720 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-09 16:14:07,721 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-09 16:14:07,726 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-09 16:14:07,726 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-09 16:14:07,727 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-09 16:14:07,727 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-09 16:14:07,729 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-09 16:14:07,730 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-09 16:14:07,731 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-09 16:14:07,733 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-09 16:14:07,734 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-09 16:14:07,736 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-09 16:14:07,740 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-09 16:14:07,741 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-09 16:14:07,743 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-09 16:14:07,745 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-09 16:14:07,746 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-09 16:14:07,747 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-07-09 16:14:07,749 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-09 16:14:07,749 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-09 16:14:07,750 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-09 16:14:07,750 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-09 16:14:07,751 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-09 16:14:07,751 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-09 16:14:07,751 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-09 16:14:07,751 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-09 16:14:07,752 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-09 16:14:07,752 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-09 16:14:07,753 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-09 16:14:07,756 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-FA-NoLbe.epf [2021-07-09 16:14:07,783 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-09 16:14:07,783 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-09 16:14:07,783 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-09 16:14:07,783 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-09 16:14:07,785 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-09 16:14:07,785 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-09 16:14:07,785 INFO L138 SettingsManager]: * Use SBE=true [2021-07-09 16:14:07,786 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-09 16:14:07,786 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-09 16:14:07,786 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-09 16:14:07,786 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-09 16:14:07,786 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-09 16:14:07,787 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-09 16:14:07,787 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-09 16:14:07,787 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-09 16:14:07,787 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-09 16:14:07,787 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-09 16:14:07,787 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-09 16:14:07,787 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-09 16:14:07,787 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-09 16:14:07,787 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-09 16:14:07,787 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-09 16:14:07,788 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-09 16:14:07,788 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-09 16:14:07,788 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-09 16:14:07,788 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-09 16:14:07,788 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-09 16:14:07,788 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-09 16:14:07,788 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-09 16:14:07,788 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-09 16:14:07,788 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-09 16:14:07,789 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-09 16:14:08,014 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-09 16:14:08,029 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-09 16:14:08,031 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-09 16:14:08,032 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-09 16:14:08,032 INFO L275 PluginConnector]: CDTParser initialized [2021-07-09 16:14:08,033 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/queue_ok_longer.i [2021-07-09 16:14:08,083 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da7860c51/bdd5377373ec4e789489f4e02e7e20dc/FLAG1bfd88063 [2021-07-09 16:14:08,475 INFO L306 CDTParser]: Found 1 translation units. [2021-07-09 16:14:08,476 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_ok_longer.i [2021-07-09 16:14:08,491 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da7860c51/bdd5377373ec4e789489f4e02e7e20dc/FLAG1bfd88063 [2021-07-09 16:14:08,812 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da7860c51/bdd5377373ec4e789489f4e02e7e20dc [2021-07-09 16:14:08,814 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-09 16:14:08,815 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-09 16:14:08,816 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-09 16:14:08,817 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-09 16:14:08,819 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-09 16:14:08,820 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.07 04:14:08" (1/1) ... [2021-07-09 16:14:08,821 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6dc10fe8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 04:14:08, skipping insertion in model container [2021-07-09 16:14:08,821 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.07 04:14:08" (1/1) ... [2021-07-09 16:14:08,826 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-09 16:14:08,869 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-09 16:14:09,203 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_ok_longer.i[43272,43285] [2021-07-09 16:14:09,208 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_ok_longer.i[43545,43558] [2021-07-09 16:14:09,210 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-09 16:14:09,217 INFO L203 MainTranslator]: Completed pre-run [2021-07-09 16:14:09,253 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_ok_longer.i[43272,43285] [2021-07-09 16:14:09,254 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_ok_longer.i[43545,43558] [2021-07-09 16:14:09,256 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-09 16:14:09,289 INFO L208 MainTranslator]: Completed translation [2021-07-09 16:14:09,289 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 04:14:09 WrapperNode [2021-07-09 16:14:09,289 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-09 16:14:09,290 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-09 16:14:09,290 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-09 16:14:09,290 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-09 16:14:09,294 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 04:14:09" (1/1) ... [2021-07-09 16:14:09,306 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 04:14:09" (1/1) ... [2021-07-09 16:14:09,325 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-09 16:14:09,326 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-09 16:14:09,326 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-09 16:14:09,326 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-09 16:14:09,332 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 04:14:09" (1/1) ... [2021-07-09 16:14:09,332 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 04:14:09" (1/1) ... [2021-07-09 16:14:09,335 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 04:14:09" (1/1) ... [2021-07-09 16:14:09,335 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 04:14:09" (1/1) ... [2021-07-09 16:14:09,341 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 04:14:09" (1/1) ... [2021-07-09 16:14:09,344 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 04:14:09" (1/1) ... [2021-07-09 16:14:09,346 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 04:14:09" (1/1) ... [2021-07-09 16:14:09,354 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-09 16:14:09,355 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-09 16:14:09,355 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-09 16:14:09,355 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-09 16:14:09,356 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 04:14:09" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-09 16:14:09,459 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2021-07-09 16:14:09,460 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2021-07-09 16:14:09,460 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2021-07-09 16:14:09,461 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2021-07-09 16:14:09,461 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-09 16:14:09,461 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-09 16:14:09,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-07-09 16:14:09,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-09 16:14:09,462 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-07-09 16:14:09,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-09 16:14:09,462 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-09 16:14:09,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-09 16:14:09,463 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-09 16:14:09,944 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-09 16:14:09,944 INFO L299 CfgBuilder]: Removed 16 assume(true) statements. [2021-07-09 16:14:09,945 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.07 04:14:09 BoogieIcfgContainer [2021-07-09 16:14:09,946 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-09 16:14:09,947 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-09 16:14:09,947 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-09 16:14:09,949 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-09 16:14:09,949 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.07 04:14:08" (1/3) ... [2021-07-09 16:14:09,950 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60b8d20d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.07 04:14:09, skipping insertion in model container [2021-07-09 16:14:09,950 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 04:14:09" (2/3) ... [2021-07-09 16:14:09,950 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60b8d20d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.07 04:14:09, skipping insertion in model container [2021-07-09 16:14:09,951 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.07 04:14:09" (3/3) ... [2021-07-09 16:14:09,952 INFO L111 eAbstractionObserver]: Analyzing ICFG queue_ok_longer.i [2021-07-09 16:14:09,956 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-09 16:14:09,956 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-09 16:14:09,957 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-07-09 16:14:09,957 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-09 16:14:09,996 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:09,996 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:09,996 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:09,996 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:09,996 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:09,997 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:09,997 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:09,997 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:09,997 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:09,997 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:09,997 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:09,997 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:09,997 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:09,997 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:09,997 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:09,998 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:09,998 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:09,998 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:09,998 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:09,998 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:09,998 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:09,998 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:09,999 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:09,999 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:09,999 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:09,999 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:09,999 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:09,999 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,000 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,000 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,000 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,000 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,001 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,001 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,001 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,001 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,001 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,001 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,001 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,001 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,001 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,001 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,001 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,001 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,002 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,002 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,002 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,002 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,002 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,002 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,002 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,002 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,002 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,002 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,002 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,002 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,002 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,002 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,003 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,003 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,003 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,003 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,003 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,003 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,004 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,004 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,004 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,004 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,004 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,004 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,004 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,004 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,004 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,004 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,004 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,005 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,005 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,005 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,005 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,005 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,005 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,005 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,006 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,006 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,006 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,006 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,006 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,006 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,006 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,006 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,006 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,007 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,007 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,007 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,007 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,007 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,008 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,009 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,010 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,010 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,011 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,015 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,015 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,015 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,015 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,015 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,016 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,016 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,016 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,016 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,016 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,016 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,016 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,016 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,016 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,016 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,016 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,017 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,017 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,017 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,017 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,017 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,017 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,017 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,017 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,017 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,017 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,017 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,017 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,018 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,018 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,018 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,018 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,018 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,018 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,018 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,018 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,018 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,018 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,018 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,018 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,018 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,019 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,019 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,019 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,019 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,019 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,019 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,019 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,019 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,019 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,019 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,020 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,020 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,020 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,020 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,021 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,021 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,021 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,021 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,021 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,021 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,021 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,021 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,022 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,022 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,022 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,022 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,022 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,022 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,022 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,022 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,024 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,024 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,024 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,024 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,025 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,025 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,025 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,025 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,025 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,025 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,025 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,025 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,025 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,025 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,025 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,025 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,026 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,026 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,026 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,026 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,026 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,026 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,026 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,026 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,027 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,027 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,027 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,027 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,027 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,027 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,027 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,027 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,027 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,027 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,027 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,028 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,028 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,028 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,028 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,028 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,028 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,028 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,028 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,028 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,028 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,028 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,028 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,028 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,028 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,029 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,034 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,034 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,036 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,037 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,037 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,037 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,038 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,038 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,038 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,038 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,038 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,038 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,038 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,038 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,038 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,038 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,038 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,038 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,039 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,039 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,039 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,039 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,039 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,039 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,039 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,039 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,039 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,039 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,040 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,040 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,040 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,040 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,040 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,040 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,040 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,041 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,041 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,041 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,041 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,041 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,041 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,041 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,041 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,041 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,041 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,041 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,041 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,041 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,042 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,042 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,042 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,042 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,042 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,042 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,042 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,042 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,042 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,042 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,042 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,042 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,042 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,042 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,043 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,043 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,043 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,043 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,043 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,043 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,043 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,043 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,043 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,043 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,043 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,043 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,043 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,043 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,043 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,043 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,043 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,044 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,044 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,044 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,044 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,044 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,044 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,044 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,044 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,044 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,044 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,044 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,044 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,044 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,044 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,045 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,045 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,045 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,045 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,045 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,045 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,045 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,045 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,045 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,045 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,045 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,045 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,045 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,046 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,046 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,046 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,046 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,046 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,046 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,046 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,046 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,046 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,046 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,046 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,046 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,046 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,046 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,047 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,047 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,047 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,047 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,047 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,047 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,047 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,047 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,047 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,047 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,047 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,048 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,048 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,048 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,048 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,048 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,048 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,048 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,048 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,048 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,048 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,048 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,048 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,049 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,049 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,049 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,049 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,049 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,049 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,049 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,049 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,049 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,049 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,049 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,050 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,050 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,050 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,050 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,050 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,050 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,051 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,051 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,051 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,051 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,051 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,051 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,051 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,052 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,052 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,052 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,052 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,052 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,052 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,053 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,053 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,053 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,053 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,053 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,053 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,053 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,053 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,053 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,053 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,053 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,054 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,054 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,054 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,054 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,054 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,054 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,054 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,054 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,054 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,054 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,054 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,055 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,055 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,055 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,055 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,055 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,055 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,055 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,060 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,060 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,060 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,060 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,061 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,061 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,061 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,061 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,061 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,061 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,061 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,061 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,061 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,061 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,062 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,062 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,062 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,062 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,062 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,062 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,062 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,062 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,062 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,066 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,066 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,066 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,066 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,066 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,066 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,066 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,067 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,067 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,067 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,067 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,067 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,067 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,067 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,067 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,067 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,067 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,067 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,068 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,068 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,068 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,068 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,068 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,068 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,068 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,068 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,068 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,068 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,068 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,069 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,069 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:14:10,076 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-07-09 16:14:10,095 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-07-09 16:14:10,111 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-09 16:14:10,111 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-09 16:14:10,111 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-09 16:14:10,111 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-09 16:14:10,111 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-09 16:14:10,111 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-09 16:14:10,111 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-09 16:14:10,112 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-09 16:14:10,122 INFO L110 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 208 places, 216 transitions, 454 flow [2021-07-09 16:14:10,193 INFO L132 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 348 states, 346 states have (on average 1.7572254335260116) internal successors, (608), 347 states have internal predecessors, (608), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:14:10,195 INFO L276 IsEmpty]: Start isEmpty. Operand has 348 states, 346 states have (on average 1.7572254335260116) internal successors, (608), 347 states have internal predecessors, (608), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:14:10,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-07-09 16:14:10,200 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 16:14:10,200 INFO L508 BasicCegarLoop]: 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] [2021-07-09 16:14:10,200 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 16:14:10,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 16:14:10,204 INFO L82 PathProgramCache]: Analyzing trace with hash 587458973, now seen corresponding path program 1 times [2021-07-09 16:14:10,209 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 16:14:10,209 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [272654205] [2021-07-09 16:14:10,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 16:14:10,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:14:10,370 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:14:10,371 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 16:14:10,371 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [272654205] [2021-07-09 16:14:10,371 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [272654205] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 16:14:10,371 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 16:14:10,371 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-09 16:14:10,372 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [195876692] [2021-07-09 16:14:10,374 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-09 16:14:10,375 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 16:14:10,382 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-09 16:14:10,382 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-09 16:14:10,384 INFO L87 Difference]: Start difference. First operand has 348 states, 346 states have (on average 1.7572254335260116) internal successors, (608), 347 states have internal predecessors, (608), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:14:10,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 16:14:10,399 INFO L93 Difference]: Finished difference Result 344 states and 597 transitions. [2021-07-09 16:14:10,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 16:14:10,400 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 48 [2021-07-09 16:14:10,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 16:14:10,403 INFO L225 Difference]: With dead ends: 344 [2021-07-09 16:14:10,403 INFO L226 Difference]: Without dead ends: 0 [2021-07-09 16:14:10,404 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-09 16:14:10,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-07-09 16:14:10,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-07-09 16:14:10,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:14:10,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-07-09 16:14:10,419 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 48 [2021-07-09 16:14:10,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 16:14:10,419 INFO L482 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-09 16:14:10,419 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:14:10,419 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-07-09 16:14:10,419 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-07-09 16:14:10,419 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-09 16:14:10,420 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE (1/2) [2021-07-09 16:14:10,425 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-07-09 16:14:10,428 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-09 16:14:10,428 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-09 16:14:10,428 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-09 16:14:10,428 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-09 16:14:10,428 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-09 16:14:10,428 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-09 16:14:10,428 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-09 16:14:10,428 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == t2Thread1of1ForFork1======== [2021-07-09 16:14:10,435 INFO L110 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 208 places, 216 transitions, 454 flow [2021-07-09 16:14:10,679 INFO L132 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 13217 states, 13216 states have (on average 2.8352754237288136) internal successors, (37471), 13216 states have internal predecessors, (37471), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:14:10,739 INFO L276 IsEmpty]: Start isEmpty. Operand has 13217 states, 13216 states have (on average 2.8352754237288136) internal successors, (37471), 13216 states have internal predecessors, (37471), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:14:10,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-07-09 16:14:10,789 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 16:14:10,789 INFO L508 BasicCegarLoop]: 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 16:14:10,792 INFO L430 AbstractCegarLoop]: === Iteration 1 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 16:14:10,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 16:14:10,793 INFO L82 PathProgramCache]: Analyzing trace with hash 1834205292, now seen corresponding path program 1 times [2021-07-09 16:14:10,793 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 16:14:10,794 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [699303835] [2021-07-09 16:14:10,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 16:14:10,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:14:11,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:14:11,041 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 16:14:11,041 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [699303835] [2021-07-09 16:14:11,041 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [699303835] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 16:14:11,041 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 16:14:11,041 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-07-09 16:14:11,041 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2123358297] [2021-07-09 16:14:11,042 INFO L462 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-07-09 16:14:11,043 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 16:14:11,044 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-07-09 16:14:11,044 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2021-07-09 16:14:11,068 INFO L87 Difference]: Start difference. First operand has 13217 states, 13216 states have (on average 2.8352754237288136) internal successors, (37471), 13216 states have internal predecessors, (37471), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 12 states, 12 states have (on average 8.833333333333334) internal successors, (106), 12 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:14:11,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 16:14:11,642 INFO L93 Difference]: Finished difference Result 13016 states and 36456 transitions. [2021-07-09 16:14:11,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-09 16:14:11,642 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 8.833333333333334) internal successors, (106), 12 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 106 [2021-07-09 16:14:11,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 16:14:11,714 INFO L225 Difference]: With dead ends: 13016 [2021-07-09 16:14:11,714 INFO L226 Difference]: Without dead ends: 13016 [2021-07-09 16:14:11,714 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 247.4ms TimeCoverageRelationStatistics Valid=135, Invalid=285, Unknown=0, NotChecked=0, Total=420 [2021-07-09 16:14:11,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13016 states. [2021-07-09 16:14:12,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13016 to 13016. [2021-07-09 16:14:12,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13016 states, 13015 states have (on average 2.801075681905494) internal successors, (36456), 13015 states have internal predecessors, (36456), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:14:12,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13016 states to 13016 states and 36456 transitions. [2021-07-09 16:14:12,088 INFO L78 Accepts]: Start accepts. Automaton has 13016 states and 36456 transitions. Word has length 106 [2021-07-09 16:14:12,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 16:14:12,088 INFO L482 AbstractCegarLoop]: Abstraction has 13016 states and 36456 transitions. [2021-07-09 16:14:12,088 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 8.833333333333334) internal successors, (106), 12 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:14:12,088 INFO L276 IsEmpty]: Start isEmpty. Operand 13016 states and 36456 transitions. [2021-07-09 16:14:12,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-07-09 16:14:12,104 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 16:14:12,104 INFO L508 BasicCegarLoop]: 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 16:14:12,104 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-09 16:14:12,104 INFO L430 AbstractCegarLoop]: === Iteration 2 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 16:14:12,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 16:14:12,105 INFO L82 PathProgramCache]: Analyzing trace with hash -631016736, now seen corresponding path program 1 times [2021-07-09 16:14:12,105 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 16:14:12,105 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1905364429] [2021-07-09 16:14:12,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 16:14:12,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:14:12,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:14:12,238 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 16:14:12,238 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1905364429] [2021-07-09 16:14:12,238 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1905364429] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 16:14:12,238 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 16:14:12,238 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-09 16:14:12,238 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [27319662] [2021-07-09 16:14:12,247 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-09 16:14:12,248 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 16:14:12,248 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-09 16:14:12,248 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-09 16:14:12,248 INFO L87 Difference]: Start difference. First operand 13016 states and 36456 transitions. Second operand has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:14:12,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 16:14:12,261 INFO L93 Difference]: Finished difference Result 2575 states and 6245 transitions. [2021-07-09 16:14:12,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-09 16:14:12,262 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 107 [2021-07-09 16:14:12,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 16:14:12,270 INFO L225 Difference]: With dead ends: 2575 [2021-07-09 16:14:12,270 INFO L226 Difference]: Without dead ends: 2456 [2021-07-09 16:14:12,270 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-09 16:14:12,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2456 states. [2021-07-09 16:14:12,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2456 to 2456. [2021-07-09 16:14:12,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2456 states, 2455 states have (on average 2.430142566191446) internal successors, (5966), 2455 states have internal predecessors, (5966), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:14:12,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2456 states to 2456 states and 5966 transitions. [2021-07-09 16:14:12,308 INFO L78 Accepts]: Start accepts. Automaton has 2456 states and 5966 transitions. Word has length 107 [2021-07-09 16:14:12,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 16:14:12,309 INFO L482 AbstractCegarLoop]: Abstraction has 2456 states and 5966 transitions. [2021-07-09 16:14:12,309 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:14:12,309 INFO L276 IsEmpty]: Start isEmpty. Operand 2456 states and 5966 transitions. [2021-07-09 16:14:12,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-07-09 16:14:12,313 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 16:14:12,314 INFO L508 BasicCegarLoop]: 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 16:14:12,314 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-09 16:14:12,314 INFO L430 AbstractCegarLoop]: === Iteration 3 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 16:14:12,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 16:14:12,314 INFO L82 PathProgramCache]: Analyzing trace with hash -772175777, now seen corresponding path program 1 times [2021-07-09 16:14:12,314 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 16:14:12,314 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1866609087] [2021-07-09 16:14:12,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 16:14:12,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:14:12,360 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:14:12,361 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 16:14:12,361 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1866609087] [2021-07-09 16:14:12,361 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1866609087] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 16:14:12,361 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 16:14:12,361 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-09 16:14:12,361 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1193233866] [2021-07-09 16:14:12,362 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-09 16:14:12,362 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 16:14:12,362 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-09 16:14:12,362 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-09 16:14:12,362 INFO L87 Difference]: Start difference. First operand 2456 states and 5966 transitions. Second operand has 3 states, 3 states have (on average 39.0) internal successors, (117), 3 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:14:12,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 16:14:12,386 INFO L93 Difference]: Finished difference Result 3340 states and 8134 transitions. [2021-07-09 16:14:12,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-09 16:14:12,386 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 39.0) internal successors, (117), 3 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 117 [2021-07-09 16:14:12,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 16:14:12,407 INFO L225 Difference]: With dead ends: 3340 [2021-07-09 16:14:12,407 INFO L226 Difference]: Without dead ends: 3340 [2021-07-09 16:14:12,407 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-09 16:14:12,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3340 states. [2021-07-09 16:14:12,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3340 to 2482. [2021-07-09 16:14:12,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2482 states, 2481 states have (on average 2.430068520757759) internal successors, (6029), 2481 states have internal predecessors, (6029), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:14:12,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2482 states to 2482 states and 6029 transitions. [2021-07-09 16:14:12,459 INFO L78 Accepts]: Start accepts. Automaton has 2482 states and 6029 transitions. Word has length 117 [2021-07-09 16:14:12,460 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 16:14:12,460 INFO L482 AbstractCegarLoop]: Abstraction has 2482 states and 6029 transitions. [2021-07-09 16:14:12,460 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 39.0) internal successors, (117), 3 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:14:12,461 INFO L276 IsEmpty]: Start isEmpty. Operand 2482 states and 6029 transitions. [2021-07-09 16:14:12,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-07-09 16:14:12,465 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 16:14:12,465 INFO L508 BasicCegarLoop]: 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 16:14:12,465 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-09 16:14:12,465 INFO L430 AbstractCegarLoop]: === Iteration 4 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 16:14:12,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 16:14:12,466 INFO L82 PathProgramCache]: Analyzing trace with hash 809591043, now seen corresponding path program 1 times [2021-07-09 16:14:12,468 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 16:14:12,468 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [944356893] [2021-07-09 16:14:12,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 16:14:12,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:14:12,566 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:14:12,566 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 16:14:12,566 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [944356893] [2021-07-09 16:14:12,566 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [944356893] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 16:14:12,566 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1300449246] [2021-07-09 16:14:12,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 16:14:12,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:14:12,711 INFO L263 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 2 conjunts are in the unsatisfiable core [2021-07-09 16:14:12,720 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 16:14:12,871 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-07-09 16:14:12,873 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:14:12,874 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:14:12,875 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:14:12,875 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:11, output treesize:7 [2021-07-09 16:14:12,959 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-09 16:14:12,959 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1300449246] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 16:14:12,959 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-07-09 16:14:12,959 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2021-07-09 16:14:12,959 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [96876267] [2021-07-09 16:14:12,960 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-09 16:14:12,960 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 16:14:12,960 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-09 16:14:12,960 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-07-09 16:14:12,960 INFO L87 Difference]: Start difference. First operand 2482 states and 6029 transitions. Second operand has 3 states, 3 states have (on average 48.666666666666664) internal successors, (146), 3 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:14:12,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 16:14:12,975 INFO L93 Difference]: Finished difference Result 1906 states and 4405 transitions. [2021-07-09 16:14:12,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-09 16:14:12,975 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 48.666666666666664) internal successors, (146), 3 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 146 [2021-07-09 16:14:12,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 16:14:12,979 INFO L225 Difference]: With dead ends: 1906 [2021-07-09 16:14:12,979 INFO L226 Difference]: Without dead ends: 1874 [2021-07-09 16:14:12,979 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 11.5ms TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-07-09 16:14:12,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1874 states. [2021-07-09 16:14:13,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1874 to 1874. [2021-07-09 16:14:13,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1874 states, 1873 states have (on average 2.3091297383876133) internal successors, (4325), 1873 states have internal predecessors, (4325), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:14:13,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1874 states to 1874 states and 4325 transitions. [2021-07-09 16:14:13,008 INFO L78 Accepts]: Start accepts. Automaton has 1874 states and 4325 transitions. Word has length 146 [2021-07-09 16:14:13,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 16:14:13,009 INFO L482 AbstractCegarLoop]: Abstraction has 1874 states and 4325 transitions. [2021-07-09 16:14:13,009 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 48.666666666666664) internal successors, (146), 3 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:14:13,009 INFO L276 IsEmpty]: Start isEmpty. Operand 1874 states and 4325 transitions. [2021-07-09 16:14:13,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-07-09 16:14:13,012 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 16:14:13,012 INFO L508 BasicCegarLoop]: 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 16:14:13,231 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 16:14:13,231 INFO L430 AbstractCegarLoop]: === Iteration 5 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 16:14:13,231 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 16:14:13,231 INFO L82 PathProgramCache]: Analyzing trace with hash -1707580655, now seen corresponding path program 1 times [2021-07-09 16:14:13,231 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 16:14:13,232 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [305458941] [2021-07-09 16:14:13,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 16:14:13,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:14:13,276 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:14:13,276 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 16:14:13,276 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [305458941] [2021-07-09 16:14:13,276 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [305458941] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 16:14:13,276 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1542155295] [2021-07-09 16:14:13,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 16:14:13,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:14:13,396 INFO L263 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 4 conjunts are in the unsatisfiable core [2021-07-09 16:14:13,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 16:14:13,596 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:14:13,596 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1542155295] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 16:14:13,597 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 16:14:13,597 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-07-09 16:14:13,597 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [47785637] [2021-07-09 16:14:13,597 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-09 16:14:13,597 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 16:14:13,598 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-09 16:14:13,598 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-07-09 16:14:13,598 INFO L87 Difference]: Start difference. First operand 1874 states and 4325 transitions. Second operand has 7 states, 7 states have (on average 26.285714285714285) internal successors, (184), 7 states have internal predecessors, (184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:14:13,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 16:14:13,634 INFO L93 Difference]: Finished difference Result 3098 states and 7149 transitions. [2021-07-09 16:14:13,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-09 16:14:13,634 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 26.285714285714285) internal successors, (184), 7 states have internal predecessors, (184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 147 [2021-07-09 16:14:13,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 16:14:13,640 INFO L225 Difference]: With dead ends: 3098 [2021-07-09 16:14:13,640 INFO L226 Difference]: Without dead ends: 3098 [2021-07-09 16:14:13,641 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 21.6ms TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2021-07-09 16:14:13,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3098 states. [2021-07-09 16:14:13,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3098 to 2504. [2021-07-09 16:14:13,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2504 states, 2503 states have (on average 2.308429884139033) internal successors, (5778), 2503 states have internal predecessors, (5778), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:14:13,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2504 states to 2504 states and 5778 transitions. [2021-07-09 16:14:13,690 INFO L78 Accepts]: Start accepts. Automaton has 2504 states and 5778 transitions. Word has length 147 [2021-07-09 16:14:13,690 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 16:14:13,690 INFO L482 AbstractCegarLoop]: Abstraction has 2504 states and 5778 transitions. [2021-07-09 16:14:13,691 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 26.285714285714285) internal successors, (184), 7 states have internal predecessors, (184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:14:13,691 INFO L276 IsEmpty]: Start isEmpty. Operand 2504 states and 5778 transitions. [2021-07-09 16:14:13,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2021-07-09 16:14:13,696 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 16:14:13,696 INFO L508 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 16:14:13,914 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 16:14:13,915 INFO L430 AbstractCegarLoop]: === Iteration 6 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 16:14:13,915 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 16:14:13,915 INFO L82 PathProgramCache]: Analyzing trace with hash -2056034289, now seen corresponding path program 2 times [2021-07-09 16:14:13,915 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 16:14:13,915 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [765060264] [2021-07-09 16:14:13,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 16:14:13,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:14:13,979 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:14:13,980 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 16:14:13,980 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [765060264] [2021-07-09 16:14:13,980 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [765060264] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 16:14:13,980 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [248757434] [2021-07-09 16:14:13,980 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 16:14:14,127 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-09 16:14:14,127 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 16:14:14,129 INFO L263 TraceCheckSpWp]: Trace formula consists of 376 conjuncts, 6 conjunts are in the unsatisfiable core [2021-07-09 16:14:14,131 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 16:14:14,320 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:14:14,321 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [248757434] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 16:14:14,321 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 16:14:14,321 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2021-07-09 16:14:14,321 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1631935942] [2021-07-09 16:14:14,321 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-07-09 16:14:14,321 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 16:14:14,322 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-07-09 16:14:14,322 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-07-09 16:14:14,322 INFO L87 Difference]: Start difference. First operand 2504 states and 5778 transitions. Second operand has 9 states, 9 states have (on average 23.666666666666668) internal successors, (213), 9 states have internal predecessors, (213), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:14:14,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 16:14:14,381 INFO L93 Difference]: Finished difference Result 3728 states and 8602 transitions. [2021-07-09 16:14:14,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-09 16:14:14,382 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 23.666666666666668) internal successors, (213), 9 states have internal predecessors, (213), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 176 [2021-07-09 16:14:14,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 16:14:14,389 INFO L225 Difference]: With dead ends: 3728 [2021-07-09 16:14:14,389 INFO L226 Difference]: Without dead ends: 3728 [2021-07-09 16:14:14,389 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 175 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 42.1ms TimeCoverageRelationStatistics Valid=55, Invalid=101, Unknown=0, NotChecked=0, Total=156 [2021-07-09 16:14:14,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3728 states. [2021-07-09 16:14:14,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3728 to 3134. [2021-07-09 16:14:14,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3134 states, 3133 states have (on average 2.3080114905841045) internal successors, (7231), 3133 states have internal predecessors, (7231), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:14:14,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3134 states to 3134 states and 7231 transitions. [2021-07-09 16:14:14,439 INFO L78 Accepts]: Start accepts. Automaton has 3134 states and 7231 transitions. Word has length 176 [2021-07-09 16:14:14,439 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 16:14:14,439 INFO L482 AbstractCegarLoop]: Abstraction has 3134 states and 7231 transitions. [2021-07-09 16:14:14,439 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 23.666666666666668) internal successors, (213), 9 states have internal predecessors, (213), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:14:14,439 INFO L276 IsEmpty]: Start isEmpty. Operand 3134 states and 7231 transitions. [2021-07-09 16:14:14,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2021-07-09 16:14:14,445 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 16:14:14,445 INFO L508 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 16:14:14,667 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 16:14:14,667 INFO L430 AbstractCegarLoop]: === Iteration 7 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 16:14:14,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 16:14:14,667 INFO L82 PathProgramCache]: Analyzing trace with hash 1712925649, now seen corresponding path program 3 times [2021-07-09 16:14:14,667 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 16:14:14,667 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1943829008] [2021-07-09 16:14:14,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 16:14:14,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:14:14,750 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:14:14,750 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 16:14:14,750 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1943829008] [2021-07-09 16:14:14,750 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1943829008] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 16:14:14,750 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [678118678] [2021-07-09 16:14:14,750 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 16:14:14,944 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-07-09 16:14:14,945 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 16:14:14,947 INFO L263 TraceCheckSpWp]: Trace formula consists of 376 conjuncts, 35 conjunts are in the unsatisfiable core [2021-07-09 16:14:14,949 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 16:14:15,168 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-07-09 16:14:15,168 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:14:15,172 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:14:15,172 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:14:15,172 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:20, output treesize:16 [2021-07-09 16:14:15,220 INFO L354 Elim1Store]: treesize reduction 25, result has 47.9 percent of original size [2021-07-09 16:14:15,220 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 38 [2021-07-09 16:14:15,223 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:14:15,231 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:14:15,241 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:14:15,242 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:31, output treesize:21 [2021-07-09 16:14:15,384 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 16:14:15,397 INFO L354 Elim1Store]: treesize reduction 53, result has 19.7 percent of original size [2021-07-09 16:14:15,397 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 31 treesize of output 30 [2021-07-09 16:14:15,398 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:14:15,403 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:14:15,404 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:14:15,404 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:37, output treesize:16 [2021-07-09 16:14:15,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:14:15,418 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-07-09 16:14:15,419 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:14:15,425 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:14:15,426 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:14:15,426 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:31, output treesize:16 [2021-07-09 16:14:15,435 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2021-07-09 16:14:15,437 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:14:15,439 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:14:15,440 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:14:15,440 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:22, output treesize:7 [2021-07-09 16:14:15,493 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 44 proven. 41 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-07-09 16:14:15,493 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [678118678] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 16:14:15,493 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 16:14:15,493 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 15] total 22 [2021-07-09 16:14:15,493 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [999410733] [2021-07-09 16:14:15,493 INFO L462 AbstractCegarLoop]: Interpolant automaton has 22 states [2021-07-09 16:14:15,494 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 16:14:15,495 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-07-09 16:14:15,495 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=396, Unknown=0, NotChecked=0, Total=462 [2021-07-09 16:14:15,495 INFO L87 Difference]: Start difference. First operand 3134 states and 7231 transitions. Second operand has 22 states, 22 states have (on average 15.545454545454545) internal successors, (342), 22 states have internal predecessors, (342), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:14:17,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 16:14:17,282 INFO L93 Difference]: Finished difference Result 8260 states and 19098 transitions. [2021-07-09 16:14:17,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-07-09 16:14:17,283 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 15.545454545454545) internal successors, (342), 22 states have internal predecessors, (342), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 205 [2021-07-09 16:14:17,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 16:14:17,300 INFO L225 Difference]: With dead ends: 8260 [2021-07-09 16:14:17,301 INFO L226 Difference]: Without dead ends: 8260 [2021-07-09 16:14:17,302 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 260 GetRequests, 193 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1403 ImplicationChecksByTransitivity, 1271.2ms TimeCoverageRelationStatistics Valid=1084, Invalid=3608, Unknown=0, NotChecked=0, Total=4692 [2021-07-09 16:14:17,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8260 states. [2021-07-09 16:14:17,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8260 to 5384. [2021-07-09 16:14:17,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5384 states, 5383 states have (on average 2.302062047185584) internal successors, (12392), 5383 states have internal predecessors, (12392), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:14:17,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5384 states to 5384 states and 12392 transitions. [2021-07-09 16:14:17,410 INFO L78 Accepts]: Start accepts. Automaton has 5384 states and 12392 transitions. Word has length 205 [2021-07-09 16:14:17,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 16:14:17,411 INFO L482 AbstractCegarLoop]: Abstraction has 5384 states and 12392 transitions. [2021-07-09 16:14:17,411 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 22 states, 22 states have (on average 15.545454545454545) internal successors, (342), 22 states have internal predecessors, (342), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:14:17,411 INFO L276 IsEmpty]: Start isEmpty. Operand 5384 states and 12392 transitions. [2021-07-09 16:14:17,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2021-07-09 16:14:17,440 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 16:14:17,440 INFO L508 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 16:14:17,657 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 16:14:17,659 INFO L430 AbstractCegarLoop]: === Iteration 8 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 16:14:17,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 16:14:17,660 INFO L82 PathProgramCache]: Analyzing trace with hash 2031920522, now seen corresponding path program 1 times [2021-07-09 16:14:17,660 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 16:14:17,660 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1152716635] [2021-07-09 16:14:17,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 16:14:17,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:14:17,741 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:14:17,741 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 16:14:17,741 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1152716635] [2021-07-09 16:14:17,741 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1152716635] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 16:14:17,742 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1924051158] [2021-07-09 16:14:17,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 16:14:17,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:14:17,881 INFO L263 TraceCheckSpWp]: Trace formula consists of 481 conjuncts, 10 conjunts are in the unsatisfiable core [2021-07-09 16:14:17,884 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 16:14:18,105 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:14:18,105 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1924051158] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 16:14:18,105 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 16:14:18,105 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 13 [2021-07-09 16:14:18,106 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [403926631] [2021-07-09 16:14:18,106 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-07-09 16:14:18,106 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 16:14:18,106 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-07-09 16:14:18,106 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2021-07-09 16:14:18,107 INFO L87 Difference]: Start difference. First operand 5384 states and 12392 transitions. Second operand has 13 states, 13 states have (on average 21.153846153846153) internal successors, (275), 13 states have internal predecessors, (275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:14:18,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 16:14:18,205 INFO L93 Difference]: Finished difference Result 7544 states and 17348 transitions. [2021-07-09 16:14:18,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-09 16:14:18,205 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 21.153846153846153) internal successors, (275), 13 states have internal predecessors, (275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 238 [2021-07-09 16:14:18,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 16:14:18,220 INFO L225 Difference]: With dead ends: 7544 [2021-07-09 16:14:18,220 INFO L226 Difference]: Without dead ends: 7544 [2021-07-09 16:14:18,220 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 256 GetRequests, 237 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 76.5ms TimeCoverageRelationStatistics Valid=139, Invalid=281, Unknown=0, NotChecked=0, Total=420 [2021-07-09 16:14:18,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7544 states. [2021-07-09 16:14:18,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7544 to 6500. [2021-07-09 16:14:18,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6500 states, 6499 states have (on average 2.3006616402523465) internal successors, (14952), 6499 states have internal predecessors, (14952), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:14:18,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6500 states to 6500 states and 14952 transitions. [2021-07-09 16:14:18,325 INFO L78 Accepts]: Start accepts. Automaton has 6500 states and 14952 transitions. Word has length 238 [2021-07-09 16:14:18,325 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 16:14:18,325 INFO L482 AbstractCegarLoop]: Abstraction has 6500 states and 14952 transitions. [2021-07-09 16:14:18,325 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 21.153846153846153) internal successors, (275), 13 states have internal predecessors, (275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:14:18,325 INFO L276 IsEmpty]: Start isEmpty. Operand 6500 states and 14952 transitions. [2021-07-09 16:14:18,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2021-07-09 16:14:18,341 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 16:14:18,341 INFO L508 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 16:14:18,556 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-07-09 16:14:18,557 INFO L430 AbstractCegarLoop]: === Iteration 9 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 16:14:18,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 16:14:18,557 INFO L82 PathProgramCache]: Analyzing trace with hash -982607545, now seen corresponding path program 2 times [2021-07-09 16:14:18,557 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 16:14:18,557 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1383420294] [2021-07-09 16:14:18,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 16:14:18,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:14:18,684 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 0 proven. 287 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:14:18,684 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 16:14:18,685 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1383420294] [2021-07-09 16:14:18,685 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1383420294] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 16:14:18,685 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [562271520] [2021-07-09 16:14:18,685 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 16:14:18,850 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-09 16:14:18,851 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 16:14:18,853 INFO L263 TraceCheckSpWp]: Trace formula consists of 536 conjuncts, 12 conjunts are in the unsatisfiable core [2021-07-09 16:14:18,856 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 16:14:19,148 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 0 proven. 287 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:14:19,148 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [562271520] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 16:14:19,148 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 16:14:19,148 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 15 [2021-07-09 16:14:19,148 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2001133726] [2021-07-09 16:14:19,149 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-07-09 16:14:19,149 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 16:14:19,149 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-07-09 16:14:19,149 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2021-07-09 16:14:19,150 INFO L87 Difference]: Start difference. First operand 6500 states and 14952 transitions. Second operand has 15 states, 15 states have (on average 20.533333333333335) internal successors, (308), 15 states have internal predecessors, (308), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:14:19,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 16:14:19,282 INFO L93 Difference]: Finished difference Result 8660 states and 19908 transitions. [2021-07-09 16:14:19,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-09 16:14:19,283 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 20.533333333333335) internal successors, (308), 15 states have internal predecessors, (308), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 271 [2021-07-09 16:14:19,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 16:14:19,300 INFO L225 Difference]: With dead ends: 8660 [2021-07-09 16:14:19,300 INFO L226 Difference]: Without dead ends: 8660 [2021-07-09 16:14:19,301 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 293 GetRequests, 270 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 111.1ms TimeCoverageRelationStatistics Valid=196, Invalid=404, Unknown=0, NotChecked=0, Total=600 [2021-07-09 16:14:19,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8660 states. [2021-07-09 16:14:19,400 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8660 to 7616. [2021-07-09 16:14:19,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7616 states, 7615 states have (on average 2.299671700590939) internal successors, (17512), 7615 states have internal predecessors, (17512), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:14:19,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7616 states to 7616 states and 17512 transitions. [2021-07-09 16:14:19,418 INFO L78 Accepts]: Start accepts. Automaton has 7616 states and 17512 transitions. Word has length 271 [2021-07-09 16:14:19,418 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 16:14:19,418 INFO L482 AbstractCegarLoop]: Abstraction has 7616 states and 17512 transitions. [2021-07-09 16:14:19,418 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 20.533333333333335) internal successors, (308), 15 states have internal predecessors, (308), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:14:19,418 INFO L276 IsEmpty]: Start isEmpty. Operand 7616 states and 17512 transitions. [2021-07-09 16:14:19,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2021-07-09 16:14:19,430 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 16:14:19,431 INFO L508 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 16:14:19,645 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 16:14:19,645 INFO L430 AbstractCegarLoop]: === Iteration 10 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 16:14:19,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 16:14:19,645 INFO L82 PathProgramCache]: Analyzing trace with hash -1282714235, now seen corresponding path program 3 times [2021-07-09 16:14:19,645 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 16:14:19,646 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2125142122] [2021-07-09 16:14:19,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 16:14:19,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:14:19,757 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 0 proven. 429 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:14:19,758 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 16:14:19,759 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2125142122] [2021-07-09 16:14:19,759 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2125142122] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 16:14:19,759 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2145212319] [2021-07-09 16:14:19,759 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 16:14:19,990 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-07-09 16:14:19,990 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 16:14:19,993 INFO L263 TraceCheckSpWp]: Trace formula consists of 419 conjuncts, 47 conjunts are in the unsatisfiable core [2021-07-09 16:14:19,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 16:14:20,025 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-07-09 16:14:20,026 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:14:20,027 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:14:20,028 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:14:20,028 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2021-07-09 16:14:20,046 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-07-09 16:14:20,047 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-07-09 16:14:20,048 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:14:20,049 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:14:20,049 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:14:20,049 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:11, output treesize:4 [2021-07-09 16:14:20,241 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-07-09 16:14:20,242 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:14:20,244 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:14:20,245 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:14:20,245 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:18, output treesize:14 [2021-07-09 16:14:20,267 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-07-09 16:14:20,268 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:14:20,272 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:14:20,273 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:14:20,273 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:29, output treesize:14 [2021-07-09 16:14:20,388 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 16:14:20,398 INFO L354 Elim1Store]: treesize reduction 31, result has 22.5 percent of original size [2021-07-09 16:14:20,399 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 27 [2021-07-09 16:14:20,400 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:14:20,407 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:14:20,409 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:14:20,409 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:44, output treesize:20 [2021-07-09 16:14:20,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:14:20,434 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-07-09 16:14:20,435 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:14:20,440 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:14:20,442 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:14:20,442 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:35, output treesize:20 [2021-07-09 16:14:20,508 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2021-07-09 16:14:20,510 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:14:20,514 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:14:20,515 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:14:20,515 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:38, output treesize:14 [2021-07-09 16:14:20,548 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-07-09 16:14:20,549 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:14:20,553 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:14:20,554 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:14:20,554 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:29, output treesize:9 [2021-07-09 16:14:20,668 INFO L354 Elim1Store]: treesize reduction 69, result has 15.9 percent of original size [2021-07-09 16:14:20,669 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 34 treesize of output 30 [2021-07-09 16:14:20,671 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:14:20,675 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:14:20,677 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:14:20,677 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:37, output treesize:13 [2021-07-09 16:14:20,698 INFO L354 Elim1Store]: treesize reduction 29, result has 23.7 percent of original size [2021-07-09 16:14:20,698 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 24 [2021-07-09 16:14:20,699 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:14:20,703 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:14:20,704 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:14:20,704 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:28, output treesize:13 [2021-07-09 16:14:20,712 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2021-07-09 16:14:20,713 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:14:20,714 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:14:20,714 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:14:20,714 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:19, output treesize:3 [2021-07-09 16:14:20,762 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 219 proven. 112 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2021-07-09 16:14:20,762 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2145212319] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 16:14:20,762 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 16:14:20,763 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 18] total 31 [2021-07-09 16:14:20,763 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [214959194] [2021-07-09 16:14:20,763 INFO L462 AbstractCegarLoop]: Interpolant automaton has 31 states [2021-07-09 16:14:20,763 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 16:14:20,764 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-07-09 16:14:20,764 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=137, Invalid=793, Unknown=0, NotChecked=0, Total=930 [2021-07-09 16:14:20,764 INFO L87 Difference]: Start difference. First operand 7616 states and 17512 transitions. Second operand has 31 states, 31 states have (on average 15.387096774193548) internal successors, (477), 31 states have internal predecessors, (477), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:14:25,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 16:14:25,033 INFO L93 Difference]: Finished difference Result 15670 states and 36047 transitions. [2021-07-09 16:14:25,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 131 states. [2021-07-09 16:14:25,034 INFO L78 Accepts]: Start accepts. Automaton has has 31 states, 31 states have (on average 15.387096774193548) internal successors, (477), 31 states have internal predecessors, (477), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 300 [2021-07-09 16:14:25,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 16:14:25,060 INFO L225 Difference]: With dead ends: 15670 [2021-07-09 16:14:25,060 INFO L226 Difference]: Without dead ends: 15670 [2021-07-09 16:14:25,065 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 443 GetRequests, 285 SyntacticMatches, 1 SemanticMatches, 157 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9853 ImplicationChecksByTransitivity, 3328.9ms TimeCoverageRelationStatistics Valid=4903, Invalid=20219, Unknown=0, NotChecked=0, Total=25122 [2021-07-09 16:14:25,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15670 states. [2021-07-09 16:14:25,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15670 to 11985. [2021-07-09 16:14:25,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11985 states, 11984 states have (on average 2.294809746328438) internal successors, (27501), 11984 states have internal predecessors, (27501), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:14:25,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11985 states to 11985 states and 27501 transitions. [2021-07-09 16:14:25,270 INFO L78 Accepts]: Start accepts. Automaton has 11985 states and 27501 transitions. Word has length 300 [2021-07-09 16:14:25,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 16:14:25,270 INFO L482 AbstractCegarLoop]: Abstraction has 11985 states and 27501 transitions. [2021-07-09 16:14:25,270 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 31 states, 31 states have (on average 15.387096774193548) internal successors, (477), 31 states have internal predecessors, (477), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:14:25,271 INFO L276 IsEmpty]: Start isEmpty. Operand 11985 states and 27501 transitions. [2021-07-09 16:14:25,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2021-07-09 16:14:25,291 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 16:14:25,291 INFO L508 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 16:14:25,505 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-07-09 16:14:25,505 INFO L430 AbstractCegarLoop]: === Iteration 11 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 16:14:25,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 16:14:25,505 INFO L82 PathProgramCache]: Analyzing trace with hash -732446895, now seen corresponding path program 4 times [2021-07-09 16:14:25,505 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 16:14:25,505 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1115465924] [2021-07-09 16:14:25,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 16:14:25,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:14:25,669 INFO L134 CoverageAnalysis]: Checked inductivity of 616 backedges. 0 proven. 616 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:14:25,669 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 16:14:25,670 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1115465924] [2021-07-09 16:14:25,670 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1115465924] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 16:14:25,670 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [85271746] [2021-07-09 16:14:25,670 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 16:14:26,230 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-09 16:14:26,230 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 16:14:26,233 INFO L263 TraceCheckSpWp]: Trace formula consists of 646 conjuncts, 16 conjunts are in the unsatisfiable core [2021-07-09 16:14:26,236 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 16:14:26,627 INFO L134 CoverageAnalysis]: Checked inductivity of 616 backedges. 0 proven. 616 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:14:26,627 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [85271746] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 16:14:26,627 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 16:14:26,627 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 19 [2021-07-09 16:14:26,628 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2025099524] [2021-07-09 16:14:26,629 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-07-09 16:14:26,629 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 16:14:26,629 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-07-09 16:14:26,629 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=243, Unknown=0, NotChecked=0, Total=342 [2021-07-09 16:14:26,630 INFO L87 Difference]: Start difference. First operand 11985 states and 27501 transitions. Second operand has 19 states, 19 states have (on average 19.68421052631579) internal successors, (374), 19 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) [2021-07-09 16:14:26,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 16:14:26,891 INFO L93 Difference]: Finished difference Result 15297 states and 35081 transitions. [2021-07-09 16:14:26,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-09 16:14:26,891 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 19.68421052631579) internal successors, (374), 19 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) Word has length 337 [2021-07-09 16:14:26,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 16:14:26,914 INFO L225 Difference]: With dead ends: 15297 [2021-07-09 16:14:26,914 INFO L226 Difference]: Without dead ends: 15297 [2021-07-09 16:14:26,915 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 367 GetRequests, 336 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 191 ImplicationChecksByTransitivity, 181.0ms TimeCoverageRelationStatistics Valid=340, Invalid=716, Unknown=0, NotChecked=0, Total=1056 [2021-07-09 16:14:26,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15297 states. [2021-07-09 16:14:27,134 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15297 to 13695. [2021-07-09 16:14:27,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13695 states, 13694 states have (on average 2.293997371111436) internal successors, (31414), 13694 states have internal predecessors, (31414), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:14:27,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13695 states to 13695 states and 31414 transitions. [2021-07-09 16:14:27,174 INFO L78 Accepts]: Start accepts. Automaton has 13695 states and 31414 transitions. Word has length 337 [2021-07-09 16:14:27,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 16:14:27,175 INFO L482 AbstractCegarLoop]: Abstraction has 13695 states and 31414 transitions. [2021-07-09 16:14:27,175 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 19.68421052631579) internal successors, (374), 19 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) [2021-07-09 16:14:27,175 INFO L276 IsEmpty]: Start isEmpty. Operand 13695 states and 31414 transitions. [2021-07-09 16:14:27,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2021-07-09 16:14:27,199 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 16:14:27,200 INFO L508 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 16:14:27,418 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-07-09 16:14:27,419 INFO L430 AbstractCegarLoop]: === Iteration 12 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 16:14:27,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 16:14:27,419 INFO L82 PathProgramCache]: Analyzing trace with hash 456225807, now seen corresponding path program 5 times [2021-07-09 16:14:27,419 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 16:14:27,419 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [166135910] [2021-07-09 16:14:27,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 16:14:27,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:14:27,607 INFO L134 CoverageAnalysis]: Checked inductivity of 812 backedges. 0 proven. 812 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:14:27,607 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 16:14:27,607 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [166135910] [2021-07-09 16:14:27,607 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [166135910] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 16:14:27,607 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [395212404] [2021-07-09 16:14:27,607 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 16:14:28,592 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2021-07-09 16:14:28,592 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 16:14:28,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 434 conjuncts, 131 conjunts are in the unsatisfiable core [2021-07-09 16:14:28,605 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 16:14:28,677 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2021-07-09 16:14:28,678 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:14:28,678 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:14:28,678 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:14:28,679 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:9, output treesize:1 [2021-07-09 16:14:28,750 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-07-09 16:14:28,757 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:14:28,758 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:14:28,759 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:14:28,759 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:9 [2021-07-09 16:14:28,789 INFO L354 Elim1Store]: treesize reduction 25, result has 47.9 percent of original size [2021-07-09 16:14:28,789 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 38 [2021-07-09 16:14:28,804 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:14:28,811 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:14:28,814 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-07-09 16:14:28,814 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:25, output treesize:23 [2021-07-09 16:14:29,030 INFO L354 Elim1Store]: treesize reduction 21, result has 47.5 percent of original size [2021-07-09 16:14:29,030 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 34 [2021-07-09 16:14:29,052 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:14:29,056 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 16:14:29,065 INFO L354 Elim1Store]: treesize reduction 31, result has 22.5 percent of original size [2021-07-09 16:14:29,066 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 27 [2021-07-09 16:14:29,068 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-09 16:14:29,091 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:14:29,099 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-07-09 16:14:29,099 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:96, output treesize:48 [2021-07-09 16:14:29,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:14:29,155 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-07-09 16:14:29,157 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:14:29,161 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-07-09 16:14:29,161 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-09 16:14:29,178 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:14:29,179 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-07-09 16:14:29,179 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:78, output treesize:48 [2021-07-09 16:14:29,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:14:29,334 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 11 [2021-07-09 16:14:29,335 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:14:29,337 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2021-07-09 16:14:29,338 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-09 16:14:29,344 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:14:29,345 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-07-09 16:14:29,345 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:78, output treesize:35 [2021-07-09 16:14:29,392 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-07-09 16:14:29,393 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:14:29,413 INFO L354 Elim1Store]: treesize reduction 25, result has 47.9 percent of original size [2021-07-09 16:14:29,413 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 38 [2021-07-09 16:14:29,415 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-09 16:14:29,429 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:14:29,431 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2021-07-09 16:14:29,431 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:66, output treesize:48 [2021-07-09 16:14:29,661 INFO L354 Elim1Store]: treesize reduction 21, result has 47.5 percent of original size [2021-07-09 16:14:29,661 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 34 [2021-07-09 16:14:29,665 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:14:29,668 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 16:14:29,676 INFO L354 Elim1Store]: treesize reduction 31, result has 22.5 percent of original size [2021-07-09 16:14:29,676 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 27 [2021-07-09 16:14:29,693 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-09 16:14:29,714 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:14:29,716 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-07-09 16:14:29,717 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:96, output treesize:48 [2021-07-09 16:14:29,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:14:29,775 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-07-09 16:14:29,776 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:14:29,780 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-07-09 16:14:29,781 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-09 16:14:29,798 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:14:29,801 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-07-09 16:14:29,801 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:78, output treesize:48 [2021-07-09 16:14:29,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:14:29,929 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 11 [2021-07-09 16:14:29,930 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:14:29,932 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2021-07-09 16:14:29,933 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-09 16:14:29,940 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:14:29,941 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-07-09 16:14:29,941 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:78, output treesize:35 [2021-07-09 16:14:29,990 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-07-09 16:14:29,991 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:14:30,011 INFO L354 Elim1Store]: treesize reduction 25, result has 47.9 percent of original size [2021-07-09 16:14:30,011 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 38 [2021-07-09 16:14:30,012 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-09 16:14:30,028 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:14:30,029 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2021-07-09 16:14:30,029 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:66, output treesize:48 [2021-07-09 16:14:30,299 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 16:14:30,301 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 16:14:30,310 INFO L354 Elim1Store]: treesize reduction 31, result has 22.5 percent of original size [2021-07-09 16:14:30,310 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 27 [2021-07-09 16:14:30,313 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:14:30,326 INFO L354 Elim1Store]: treesize reduction 21, result has 47.5 percent of original size [2021-07-09 16:14:30,326 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 34 [2021-07-09 16:14:30,337 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-09 16:14:30,358 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:14:30,361 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-07-09 16:14:30,361 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:96, output treesize:48 [2021-07-09 16:14:30,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:14:30,408 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-07-09 16:14:30,408 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:14:30,412 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-07-09 16:14:30,412 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-09 16:14:30,427 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:14:30,429 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-07-09 16:14:30,429 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:78, output treesize:48 [2021-07-09 16:14:30,578 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 13 [2021-07-09 16:14:30,579 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:14:30,584 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:14:30,585 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:14:30,585 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:47, output treesize:34 [2021-07-09 16:14:30,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:14:30,642 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-07-09 16:14:30,643 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:14:30,650 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:14:30,651 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:14:30,651 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:49, output treesize:34 [2021-07-09 16:14:30,891 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 16:14:30,897 INFO L354 Elim1Store]: treesize reduction 31, result has 22.5 percent of original size [2021-07-09 16:14:30,897 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 27 [2021-07-09 16:14:30,898 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:14:30,909 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:14:30,911 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:14:30,911 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:64, output treesize:40 [2021-07-09 16:14:30,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:14:30,968 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-07-09 16:14:30,969 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:14:30,978 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:14:30,979 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:14:30,979 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:55, output treesize:40 [2021-07-09 16:14:31,246 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2021-07-09 16:14:31,248 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:14:31,253 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:14:31,253 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:14:31,254 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:55, output treesize:34 [2021-07-09 16:14:31,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:14:31,312 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-07-09 16:14:31,313 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:14:31,319 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:14:31,320 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:14:31,320 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:49, output treesize:34 [2021-07-09 16:14:31,600 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 16:14:31,606 INFO L354 Elim1Store]: treesize reduction 31, result has 22.5 percent of original size [2021-07-09 16:14:31,607 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 27 [2021-07-09 16:14:31,607 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:14:31,618 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:14:31,619 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:14:31,619 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:64, output treesize:40 [2021-07-09 16:14:31,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:14:31,684 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-07-09 16:14:31,685 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:14:31,693 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:14:31,694 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:14:31,694 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:55, output treesize:40 [2021-07-09 16:14:31,927 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2021-07-09 16:14:31,928 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:14:31,933 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:14:31,934 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:14:31,934 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:55, output treesize:34 [2021-07-09 16:14:32,006 INFO L354 Elim1Store]: treesize reduction 45, result has 16.7 percent of original size [2021-07-09 16:14:32,006 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 31 [2021-07-09 16:14:32,007 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:14:32,013 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:14:32,015 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:14:32,015 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:49, output treesize:9 [2021-07-09 16:14:32,195 INFO L354 Elim1Store]: treesize reduction 23, result has 28.1 percent of original size [2021-07-09 16:14:32,195 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 27 [2021-07-09 16:14:32,196 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:14:32,199 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:14:32,200 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:14:32,200 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:31, output treesize:9 [2021-07-09 16:14:32,213 INFO L354 Elim1Store]: treesize reduction 29, result has 23.7 percent of original size [2021-07-09 16:14:32,214 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 24 [2021-07-09 16:14:32,215 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:14:32,217 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:14:32,218 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:14:32,218 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:25, output treesize:9 [2021-07-09 16:14:32,225 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2021-07-09 16:14:32,225 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:14:32,226 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:14:32,226 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:14:32,226 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:19, output treesize:3 [2021-07-09 16:14:32,304 INFO L134 CoverageAnalysis]: Checked inductivity of 812 backedges. 550 proven. 257 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-07-09 16:14:32,304 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [395212404] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 16:14:32,304 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 16:14:32,304 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 53] total 70 [2021-07-09 16:14:32,304 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1447523940] [2021-07-09 16:14:32,305 INFO L462 AbstractCegarLoop]: Interpolant automaton has 70 states [2021-07-09 16:14:32,305 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 16:14:32,306 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 70 interpolants. [2021-07-09 16:14:32,307 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=492, Invalid=4338, Unknown=0, NotChecked=0, Total=4830 [2021-07-09 16:14:32,307 INFO L87 Difference]: Start difference. First operand 13695 states and 31414 transitions. Second operand has 70 states, 70 states have (on average 8.857142857142858) internal successors, (620), 70 states have internal predecessors, (620), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:14:58,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 16:14:58,811 INFO L93 Difference]: Finished difference Result 40582 states and 93675 transitions. [2021-07-09 16:14:58,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 450 states. [2021-07-09 16:14:58,812 INFO L78 Accepts]: Start accepts. Automaton has has 70 states, 70 states have (on average 8.857142857142858) internal successors, (620), 70 states have internal predecessors, (620), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 366 [2021-07-09 16:14:58,812 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 16:14:58,874 INFO L225 Difference]: With dead ends: 40582 [2021-07-09 16:14:58,874 INFO L226 Difference]: Without dead ends: 40582 [2021-07-09 16:14:58,892 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 1266 GetRequests, 745 SyntacticMatches, 12 SemanticMatches, 509 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 119026 ImplicationChecksByTransitivity, 23042.6ms TimeCoverageRelationStatistics Valid=23856, Invalid=236754, Unknown=0, NotChecked=0, Total=260610 [2021-07-09 16:14:58,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40582 states. [2021-07-09 16:14:59,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40582 to 29529. [2021-07-09 16:14:59,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29529 states, 29528 states have (on average 2.2999525873746953) internal successors, (67913), 29528 states have internal predecessors, (67913), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:14:59,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29529 states to 29529 states and 67913 transitions. [2021-07-09 16:14:59,576 INFO L78 Accepts]: Start accepts. Automaton has 29529 states and 67913 transitions. Word has length 366 [2021-07-09 16:14:59,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 16:14:59,576 INFO L482 AbstractCegarLoop]: Abstraction has 29529 states and 67913 transitions. [2021-07-09 16:14:59,576 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 70 states, 70 states have (on average 8.857142857142858) internal successors, (620), 70 states have internal predecessors, (620), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:14:59,576 INFO L276 IsEmpty]: Start isEmpty. Operand 29529 states and 67913 transitions. [2021-07-09 16:14:59,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 400 [2021-07-09 16:14:59,616 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 16:14:59,616 INFO L508 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 16:14:59,833 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-07-09 16:14:59,833 INFO L430 AbstractCegarLoop]: === Iteration 13 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 16:14:59,834 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 16:14:59,834 INFO L82 PathProgramCache]: Analyzing trace with hash -2081651508, now seen corresponding path program 6 times [2021-07-09 16:14:59,834 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 16:14:59,834 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1066638440] [2021-07-09 16:14:59,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 16:14:59,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:15:00,028 INFO L134 CoverageAnalysis]: Checked inductivity of 1053 backedges. 0 proven. 1053 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:15:00,028 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 16:15:00,028 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1066638440] [2021-07-09 16:15:00,028 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1066638440] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 16:15:00,028 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [224639517] [2021-07-09 16:15:00,029 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 16:15:00,444 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-07-09 16:15:00,444 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 16:15:00,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 426 conjuncts, 61 conjunts are in the unsatisfiable core [2021-07-09 16:15:00,452 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 16:15:00,477 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-07-09 16:15:00,478 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:15:00,479 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:15:00,479 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:15:00,480 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2021-07-09 16:15:00,503 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-07-09 16:15:00,503 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-07-09 16:15:00,505 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:15:00,508 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:15:00,508 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:15:00,508 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:17, output treesize:15 [2021-07-09 16:15:00,527 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2021-07-09 16:15:00,528 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:15:00,532 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:15:00,532 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:15:00,533 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:22, output treesize:21 [2021-07-09 16:15:00,582 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-07-09 16:15:00,583 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 22 treesize of output 33 [2021-07-09 16:15:00,584 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:15:00,591 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:15:00,592 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:15:00,592 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:32, output treesize:34 [2021-07-09 16:15:00,625 INFO L354 Elim1Store]: treesize reduction 12, result has 52.0 percent of original size [2021-07-09 16:15:00,626 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 25 [2021-07-09 16:15:00,627 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:15:00,634 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:15:00,634 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:15:00,635 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:39, output treesize:31 [2021-07-09 16:15:00,721 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 15 [2021-07-09 16:15:00,722 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:15:00,731 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:15:00,731 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:15:00,731 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:50, output treesize:42 [2021-07-09 16:15:00,766 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 15 [2021-07-09 16:15:00,767 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:15:00,777 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:15:00,777 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:15:00,777 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:50, output treesize:42 [2021-07-09 16:15:00,807 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 15 [2021-07-09 16:15:00,808 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:15:00,816 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:15:00,816 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:15:00,817 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:44, output treesize:36 [2021-07-09 16:15:00,914 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 18 [2021-07-09 16:15:00,918 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-07-09 16:15:00,919 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-09 16:15:00,921 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:15:00,922 INFO L550 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:15:00,931 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:15:01,074 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:15:01,075 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:42, output treesize:19 [2021-07-09 16:15:01,153 INFO L354 Elim1Store]: treesize reduction 17, result has 51.4 percent of original size [2021-07-09 16:15:01,153 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 41 [2021-07-09 16:15:01,321 INFO L354 Elim1Store]: treesize reduction 17, result has 51.4 percent of original size [2021-07-09 16:15:01,322 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 41 [2021-07-09 16:15:01,369 INFO L354 Elim1Store]: treesize reduction 17, result has 51.4 percent of original size [2021-07-09 16:15:01,370 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 41 [2021-07-09 16:15:01,463 INFO L354 Elim1Store]: treesize reduction 17, result has 51.4 percent of original size [2021-07-09 16:15:01,464 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 41 [2021-07-09 16:15:01,551 INFO L354 Elim1Store]: treesize reduction 35, result has 34.0 percent of original size [2021-07-09 16:15:01,552 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 51 treesize of output 59 [2021-07-09 16:15:01,640 INFO L354 Elim1Store]: treesize reduction 35, result has 34.0 percent of original size [2021-07-09 16:15:01,640 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 51 treesize of output 59 [2021-07-09 16:15:01,678 INFO L354 Elim1Store]: treesize reduction 35, result has 34.0 percent of original size [2021-07-09 16:15:01,678 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 51 treesize of output 59 [2021-07-09 16:15:01,717 INFO L354 Elim1Store]: treesize reduction 35, result has 34.0 percent of original size [2021-07-09 16:15:01,717 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 51 treesize of output 59 [2021-07-09 16:15:01,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:15:01,861 INFO L354 Elim1Store]: treesize reduction 48, result has 9.4 percent of original size [2021-07-09 16:15:01,862 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 51 treesize of output 47 [2021-07-09 16:15:01,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:15:01,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:15:01,898 INFO L354 Elim1Store]: treesize reduction 100, result has 34.6 percent of original size [2021-07-09 16:15:01,898 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 72 treesize of output 106 [2021-07-09 16:15:01,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:15:01,949 INFO L446 ElimStorePlain]: Different costs {1=[v_arrayElimArr_2], 2=[v_arrayElimArr_1]} [2021-07-09 16:15:02,033 INFO L354 Elim1Store]: treesize reduction 48, result has 9.4 percent of original size [2021-07-09 16:15:02,033 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 51 treesize of output 47 [2021-07-09 16:15:02,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:15:02,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:15:02,070 INFO L354 Elim1Store]: treesize reduction 100, result has 34.6 percent of original size [2021-07-09 16:15:02,070 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 72 treesize of output 106 [2021-07-09 16:15:02,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:15:02,123 INFO L446 ElimStorePlain]: Different costs {1=[v_arrayElimArr_4], 2=[v_arrayElimArr_3]} [2021-07-09 16:15:02,147 INFO L354 Elim1Store]: treesize reduction 53, result has 8.6 percent of original size [2021-07-09 16:15:02,148 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 92 treesize of output 84 [2021-07-09 16:15:02,187 INFO L354 Elim1Store]: treesize reduction 180, result has 24.1 percent of original size [2021-07-09 16:15:02,187 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 222 treesize of output 234 [2021-07-09 16:15:02,240 INFO L446 ElimStorePlain]: Different costs {1=[v_arrayElimArr_5], 3=[v_arrayElimArr_6]} [2021-07-09 16:15:02,335 INFO L354 Elim1Store]: treesize reduction 53, result has 8.6 percent of original size [2021-07-09 16:15:02,335 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 92 treesize of output 84 [2021-07-09 16:15:02,379 INFO L354 Elim1Store]: treesize reduction 180, result has 24.1 percent of original size [2021-07-09 16:15:02,380 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 484 treesize of output 476 [2021-07-09 16:15:02,413 INFO L446 ElimStorePlain]: Different costs {1=[v_arrayElimArr_7], 3=[v_arrayElimArr_8]} [2021-07-09 16:15:02,448 INFO L354 Elim1Store]: treesize reduction 53, result has 8.6 percent of original size [2021-07-09 16:15:02,448 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 137 treesize of output 95 [2021-07-09 16:15:02,492 INFO L354 Elim1Store]: treesize reduction 180, result has 24.1 percent of original size [2021-07-09 16:15:02,493 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 222 treesize of output 234 [2021-07-09 16:15:02,529 INFO L446 ElimStorePlain]: Different costs {1=[v_arrayElimArr_11], 3=[v_arrayElimArr_10]} [2021-07-09 16:15:02,549 WARN L860 $PredicateComparison]: unable to prove that (and (not (= |c_~#queue~0.base| |c_~#stored_elements~0.base|)) (exists ((|v_#memory_int_95| (Array Int (Array Int Int))) (|ULTIMATE.start_main_~#id2~0.offset| Int) (|ULTIMATE.start_main_~#id2~0.base| Int) (|t1Thread1of1ForFork0_enqueue_#t~mem40| Int) (t1Thread1of1ForFork0_enqueue_~q.offset Int) (|ULTIMATE.start_main_#t~pre65| Int) (t1Thread1of1ForFork0_enqueue_~q.base Int) (t1Thread1of1ForFork0_enqueue_~x Int)) (let ((.cse0 (select |v_#memory_int_95| t1Thread1of1ForFork0_enqueue_~q.base))) (let ((.cse2 (let ((.cse4 (store .cse0 (+ (* |t1Thread1of1ForFork0_enqueue_#t~mem40| 4) t1Thread1of1ForFork0_enqueue_~q.offset) t1Thread1of1ForFork0_enqueue_~x)) (.cse5 (+ t1Thread1of1ForFork0_enqueue_~q.offset 1608))) (store .cse4 .cse5 (+ (select .cse4 .cse5) 1)))) (.cse1 (+ t1Thread1of1ForFork0_enqueue_~q.offset 1604))) (and (not (= |c_~#stored_elements~0.base| |ULTIMATE.start_main_~#id2~0.base|)) (not (= |c_~#queue~0.base| |ULTIMATE.start_main_~#id2~0.base|)) (<= |t1Thread1of1ForFork0_enqueue_#t~mem40| (select .cse0 .cse1)) (= (select |v_#memory_int_95| |c_~#queue~0.base|) ((as const (Array Int Int)) 0)) (= 400 (select .cse2 .cse1)) (= |c_#memory_int| (let ((.cse3 (store |v_#memory_int_95| t1Thread1of1ForFork0_enqueue_~q.base (store .cse2 .cse1 1)))) (store .cse3 |ULTIMATE.start_main_~#id2~0.base| (store (select .cse3 |ULTIMATE.start_main_~#id2~0.base|) |ULTIMATE.start_main_~#id2~0.offset| |ULTIMATE.start_main_#t~pre65|))))))))) is different from true [2021-07-09 16:15:02,578 INFO L354 Elim1Store]: treesize reduction 53, result has 8.6 percent of original size [2021-07-09 16:15:02,579 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 137 treesize of output 95 [2021-07-09 16:15:02,625 INFO L354 Elim1Store]: treesize reduction 180, result has 24.1 percent of original size [2021-07-09 16:15:02,625 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 388 treesize of output 388 [2021-07-09 16:15:02,658 INFO L446 ElimStorePlain]: Different costs {1=[v_arrayElimArr_14], 3=[v_arrayElimArr_13]} [2021-07-09 16:15:02,702 INFO L354 Elim1Store]: treesize reduction 53, result has 8.6 percent of original size [2021-07-09 16:15:02,702 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 137 treesize of output 95 [2021-07-09 16:15:02,747 INFO L354 Elim1Store]: treesize reduction 180, result has 24.1 percent of original size [2021-07-09 16:15:02,747 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 484 treesize of output 476 [2021-07-09 16:15:02,777 INFO L446 ElimStorePlain]: Different costs {1=[v_arrayElimArr_16], 3=[v_arrayElimArr_17]} [2021-07-09 16:15:02,828 INFO L354 Elim1Store]: treesize reduction 53, result has 8.6 percent of original size [2021-07-09 16:15:02,828 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 137 treesize of output 95 [2021-07-09 16:15:02,874 INFO L354 Elim1Store]: treesize reduction 180, result has 24.1 percent of original size [2021-07-09 16:15:02,874 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 388 treesize of output 388 [2021-07-09 16:15:02,914 INFO L446 ElimStorePlain]: Different costs {1=[v_arrayElimArr_20], 3=[v_arrayElimArr_19]} [2021-07-09 16:15:02,965 INFO L354 Elim1Store]: treesize reduction 53, result has 8.6 percent of original size [2021-07-09 16:15:02,966 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 137 treesize of output 95 [2021-07-09 16:15:03,009 INFO L354 Elim1Store]: treesize reduction 180, result has 24.1 percent of original size [2021-07-09 16:15:03,009 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 268 treesize of output 276 [2021-07-09 16:15:03,032 INFO L446 ElimStorePlain]: Different costs {1=[v_arrayElimArr_22], 3=[v_arrayElimArr_23]} [2021-07-09 16:15:03,078 INFO L354 Elim1Store]: treesize reduction 53, result has 8.6 percent of original size [2021-07-09 16:15:03,078 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 137 treesize of output 95 [2021-07-09 16:15:03,127 INFO L354 Elim1Store]: treesize reduction 180, result has 24.1 percent of original size [2021-07-09 16:15:03,127 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 268 treesize of output 276 [2021-07-09 16:15:03,168 INFO L446 ElimStorePlain]: Different costs {1=[v_arrayElimArr_26], 3=[v_arrayElimArr_25]} [2021-07-09 16:15:03,223 INFO L354 Elim1Store]: treesize reduction 53, result has 8.6 percent of original size [2021-07-09 16:15:03,223 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 137 treesize of output 95 [2021-07-09 16:15:03,270 INFO L354 Elim1Store]: treesize reduction 180, result has 24.1 percent of original size [2021-07-09 16:15:03,270 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 268 treesize of output 276 [2021-07-09 16:15:03,291 INFO L446 ElimStorePlain]: Different costs {1=[v_arrayElimArr_28], 3=[v_arrayElimArr_29]} [2021-07-09 16:15:03,377 INFO L354 Elim1Store]: treesize reduction 53, result has 8.6 percent of original size [2021-07-09 16:15:03,378 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 231 treesize of output 115 [2021-07-09 16:15:03,462 INFO L354 Elim1Store]: treesize reduction 180, result has 24.1 percent of original size [2021-07-09 16:15:03,462 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 222 treesize of output 234 [2021-07-09 16:15:03,490 INFO L446 ElimStorePlain]: Different costs {1=[v_arrayElimArr_31], 3=[v_arrayElimArr_32]} [2021-07-09 16:15:03,512 WARN L860 $PredicateComparison]: unable to prove that (exists ((|v_#memory_int_95| (Array Int (Array Int Int))) (|t1Thread1of1ForFork0_enqueue_#t~mem40| Int) (t1Thread1of1ForFork0_~i~0 Int) (t1Thread1of1ForFork0_enqueue_~q.base Int) (t1Thread1of1ForFork0_enqueue_~x Int) (|~#stored_elements~0.base| Int) (|ULTIMATE.start_main_~#id2~0.offset| Int) (|ULTIMATE.start_main_~#id2~0.base| Int) (t1Thread1of1ForFork0_enqueue_~q.offset Int) (|ULTIMATE.start_main_#t~pre65| Int) (|~#stored_elements~0.offset| Int) (t1Thread1of1ForFork0_~value~0 Int)) (let ((.cse0 (select |v_#memory_int_95| t1Thread1of1ForFork0_enqueue_~q.base))) (let ((.cse4 (let ((.cse5 (store .cse0 (+ (* |t1Thread1of1ForFork0_enqueue_#t~mem40| 4) t1Thread1of1ForFork0_enqueue_~q.offset) t1Thread1of1ForFork0_enqueue_~x)) (.cse6 (+ t1Thread1of1ForFork0_enqueue_~q.offset 1608))) (store .cse5 .cse6 (+ (select .cse5 .cse6) 1)))) (.cse1 (+ t1Thread1of1ForFork0_enqueue_~q.offset 1604))) (and (not (= |c_~#queue~0.base| |~#stored_elements~0.base|)) (not (= |~#stored_elements~0.base| |ULTIMATE.start_main_~#id2~0.base|)) (not (= |c_~#queue~0.base| |ULTIMATE.start_main_~#id2~0.base|)) (<= |t1Thread1of1ForFork0_enqueue_#t~mem40| (select .cse0 .cse1)) (= |c_#memory_int| (let ((.cse2 (let ((.cse3 (store |v_#memory_int_95| t1Thread1of1ForFork0_enqueue_~q.base (store .cse4 .cse1 1)))) (store .cse3 |ULTIMATE.start_main_~#id2~0.base| (store (select .cse3 |ULTIMATE.start_main_~#id2~0.base|) |ULTIMATE.start_main_~#id2~0.offset| |ULTIMATE.start_main_#t~pre65|))))) (store .cse2 |~#stored_elements~0.base| (store (select .cse2 |~#stored_elements~0.base|) (+ (* t1Thread1of1ForFork0_~i~0 4) |~#stored_elements~0.offset|) t1Thread1of1ForFork0_~value~0)))) (= (select |v_#memory_int_95| |c_~#queue~0.base|) ((as const (Array Int Int)) 0)) (= 400 (select .cse4 .cse1)))))) is different from true [2021-07-09 16:15:03,543 INFO L354 Elim1Store]: treesize reduction 53, result has 8.6 percent of original size [2021-07-09 16:15:03,543 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 231 treesize of output 115 [2021-07-09 16:15:03,627 INFO L354 Elim1Store]: treesize reduction 180, result has 24.1 percent of original size [2021-07-09 16:15:03,627 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 484 treesize of output 476 [2021-07-09 16:15:03,648 INFO L446 ElimStorePlain]: Different costs {1=[v_arrayElimArr_35], 3=[v_arrayElimArr_34]} [2021-07-09 16:15:03,705 INFO L354 Elim1Store]: treesize reduction 53, result has 8.6 percent of original size [2021-07-09 16:15:03,705 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 231 treesize of output 115 [2021-07-09 16:15:03,760 INFO L354 Elim1Store]: treesize reduction 180, result has 24.1 percent of original size [2021-07-09 16:15:03,760 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 222 treesize of output 234 [2021-07-09 16:15:03,797 INFO L446 ElimStorePlain]: Different costs {1=[v_arrayElimArr_37], 3=[v_arrayElimArr_38]} [2021-07-09 16:15:03,857 INFO L354 Elim1Store]: treesize reduction 53, result has 8.6 percent of original size [2021-07-09 16:15:03,857 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 231 treesize of output 115 [2021-07-09 16:15:03,912 INFO L354 Elim1Store]: treesize reduction 180, result has 24.1 percent of original size [2021-07-09 16:15:03,913 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 484 treesize of output 476 [2021-07-09 16:15:03,935 INFO L446 ElimStorePlain]: Different costs {1=[v_arrayElimArr_40], 3=[v_arrayElimArr_41]} [2021-07-09 16:15:03,994 INFO L354 Elim1Store]: treesize reduction 53, result has 8.6 percent of original size [2021-07-09 16:15:03,995 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 231 treesize of output 115 [2021-07-09 16:15:04,048 INFO L354 Elim1Store]: treesize reduction 180, result has 24.1 percent of original size [2021-07-09 16:15:04,048 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 388 treesize of output 388 [2021-07-09 16:15:04,080 INFO L446 ElimStorePlain]: Different costs {1=[v_arrayElimArr_43], 3=[v_arrayElimArr_44]} [2021-07-09 16:15:04,140 INFO L354 Elim1Store]: treesize reduction 53, result has 8.6 percent of original size [2021-07-09 16:15:04,140 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 231 treesize of output 115 [2021-07-09 16:15:04,194 INFO L354 Elim1Store]: treesize reduction 180, result has 24.1 percent of original size [2021-07-09 16:15:04,194 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 268 treesize of output 276 [2021-07-09 16:15:04,241 INFO L446 ElimStorePlain]: Different costs {1=[v_arrayElimArr_47], 3=[v_arrayElimArr_46]} [2021-07-09 16:15:04,298 INFO L354 Elim1Store]: treesize reduction 53, result has 8.6 percent of original size [2021-07-09 16:15:04,299 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 231 treesize of output 115 [2021-07-09 16:15:04,351 INFO L354 Elim1Store]: treesize reduction 180, result has 24.1 percent of original size [2021-07-09 16:15:04,351 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 484 treesize of output 476 [2021-07-09 16:15:04,393 INFO L446 ElimStorePlain]: Different costs {1=[v_arrayElimArr_49], 3=[v_arrayElimArr_50]} [2021-07-09 16:15:04,467 INFO L354 Elim1Store]: treesize reduction 53, result has 8.6 percent of original size [2021-07-09 16:15:04,467 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 231 treesize of output 115 [2021-07-09 16:15:04,517 INFO L354 Elim1Store]: treesize reduction 180, result has 24.1 percent of original size [2021-07-09 16:15:04,518 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 222 treesize of output 234 [2021-07-09 16:15:04,539 INFO L446 ElimStorePlain]: Different costs {1=[v_arrayElimArr_52], 3=[v_arrayElimArr_53]} [2021-07-09 16:15:04,590 INFO L354 Elim1Store]: treesize reduction 53, result has 8.6 percent of original size [2021-07-09 16:15:04,590 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 231 treesize of output 115 [2021-07-09 16:15:04,641 INFO L354 Elim1Store]: treesize reduction 180, result has 24.1 percent of original size [2021-07-09 16:15:04,641 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 372 treesize of output 376 [2021-07-09 16:15:04,677 INFO L446 ElimStorePlain]: Different costs {1=[v_arrayElimArr_55], 3=[v_arrayElimArr_56]} [2021-07-09 16:15:04,804 INFO L354 Elim1Store]: treesize reduction 53, result has 8.6 percent of original size [2021-07-09 16:15:04,805 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 231 treesize of output 115 [2021-07-09 16:15:04,853 INFO L354 Elim1Store]: treesize reduction 180, result has 24.1 percent of original size [2021-07-09 16:15:04,853 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 388 treesize of output 388 [2021-07-09 16:15:04,901 INFO L446 ElimStorePlain]: Different costs {1=[v_arrayElimArr_58], 3=[v_arrayElimArr_59]} [2021-07-09 16:15:04,958 INFO L354 Elim1Store]: treesize reduction 53, result has 8.6 percent of original size [2021-07-09 16:15:04,959 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 231 treesize of output 115 [2021-07-09 16:15:05,016 INFO L354 Elim1Store]: treesize reduction 180, result has 24.1 percent of original size [2021-07-09 16:15:05,017 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 388 treesize of output 388 [2021-07-09 16:15:05,055 INFO L446 ElimStorePlain]: Different costs {1=[v_arrayElimArr_62], 3=[v_arrayElimArr_61]} [2021-07-09 16:15:05,076 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:15:05,076 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:15:05,112 INFO L354 Elim1Store]: treesize reduction 53, result has 8.6 percent of original size [2021-07-09 16:15:05,112 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 231 treesize of output 115 [2021-07-09 16:15:05,164 INFO L354 Elim1Store]: treesize reduction 180, result has 24.1 percent of original size [2021-07-09 16:15:05,164 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 388 treesize of output 388 [2021-07-09 16:15:05,198 INFO L446 ElimStorePlain]: Different costs {1=[v_arrayElimArr_64], 3=[v_arrayElimArr_65]} [2021-07-09 16:15:05,339 INFO L354 Elim1Store]: treesize reduction 53, result has 8.6 percent of original size [2021-07-09 16:15:05,339 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 231 treesize of output 115 [2021-07-09 16:15:05,391 INFO L354 Elim1Store]: treesize reduction 180, result has 24.1 percent of original size [2021-07-09 16:15:05,392 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 222 treesize of output 234 [2021-07-09 16:15:05,422 INFO L446 ElimStorePlain]: Different costs {1=[v_arrayElimArr_68], 3=[v_arrayElimArr_67]} [2021-07-09 16:15:05,482 INFO L354 Elim1Store]: treesize reduction 53, result has 8.6 percent of original size [2021-07-09 16:15:05,482 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 231 treesize of output 115 [2021-07-09 16:15:05,540 INFO L354 Elim1Store]: treesize reduction 180, result has 24.1 percent of original size [2021-07-09 16:15:05,540 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 268 treesize of output 276 [2021-07-09 16:15:05,573 INFO L446 ElimStorePlain]: Different costs {1=[v_arrayElimArr_71], 3=[v_arrayElimArr_70]} [2021-07-09 16:15:05,688 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:15:05,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:15:05,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:15:05,755 INFO L354 Elim1Store]: treesize reduction 53, result has 8.6 percent of original size [2021-07-09 16:15:05,756 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 933 treesize of output 657 [2021-07-09 16:15:05,899 INFO L354 Elim1Store]: treesize reduction 180, result has 24.1 percent of original size [2021-07-09 16:15:05,899 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 466 treesize of output 466 [2021-07-09 16:15:06,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:15:06,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:15:06,250 INFO L354 Elim1Store]: treesize reduction 53, result has 8.6 percent of original size [2021-07-09 16:15:06,250 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 933 treesize of output 657 [2021-07-09 16:15:06,382 INFO L354 Elim1Store]: treesize reduction 180, result has 24.1 percent of original size [2021-07-09 16:15:06,382 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 466 treesize of output 466 [2021-07-09 16:15:06,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:15:06,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:15:06,804 INFO L354 Elim1Store]: treesize reduction 53, result has 8.6 percent of original size [2021-07-09 16:15:06,805 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 933 treesize of output 657 [2021-07-09 16:15:06,936 INFO L354 Elim1Store]: treesize reduction 180, result has 24.1 percent of original size [2021-07-09 16:15:06,937 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 578 treesize of output 566 [2021-07-09 16:15:07,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:15:07,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:15:07,253 INFO L354 Elim1Store]: treesize reduction 53, result has 8.6 percent of original size [2021-07-09 16:15:07,254 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 933 treesize of output 657 [2021-07-09 16:15:07,391 INFO L354 Elim1Store]: treesize reduction 180, result has 24.1 percent of original size [2021-07-09 16:15:07,391 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 588 treesize of output 580 [2021-07-09 16:15:07,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:15:07,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:15:07,928 INFO L354 Elim1Store]: treesize reduction 53, result has 8.6 percent of original size [2021-07-09 16:15:07,928 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 940 treesize of output 664 [2021-07-09 16:15:08,058 INFO L354 Elim1Store]: treesize reduction 180, result has 24.1 percent of original size [2021-07-09 16:15:08,059 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 570 treesize of output 566 [2021-07-09 16:15:10,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:15:10,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:15:10,752 INFO L354 Elim1Store]: treesize reduction 53, result has 8.6 percent of original size [2021-07-09 16:15:10,753 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 940 treesize of output 664 [2021-07-09 16:15:10,881 INFO L354 Elim1Store]: treesize reduction 180, result has 24.1 percent of original size [2021-07-09 16:15:10,881 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 682 treesize of output 666 [2021-07-09 16:15:11,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:15:11,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:15:11,205 INFO L354 Elim1Store]: treesize reduction 53, result has 8.6 percent of original size [2021-07-09 16:15:11,206 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 940 treesize of output 664 [2021-07-09 16:15:11,382 INFO L354 Elim1Store]: treesize reduction 180, result has 24.1 percent of original size [2021-07-09 16:15:11,382 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 572 treesize of output 568 [2021-07-09 16:15:11,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:15:11,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:15:11,777 INFO L354 Elim1Store]: treesize reduction 53, result has 8.6 percent of original size [2021-07-09 16:15:11,778 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 1361 treesize of output 1221 [2021-07-09 16:15:12,066 INFO L354 Elim1Store]: treesize reduction 180, result has 24.1 percent of original size [2021-07-09 16:15:12,066 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 693 treesize of output 685 [2021-07-09 16:15:12,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:15:12,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:15:12,564 INFO L354 Elim1Store]: treesize reduction 57, result has 1.7 percent of original size [2021-07-09 16:15:12,564 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 1361 treesize of output 1 [2021-07-09 16:15:12,565 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:15:12,566 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:15:12,566 INFO L550 ElimStorePlain]: Start of recursive call 1: 15 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:15:12,566 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 16 variables, input treesize:448, output treesize:1 [2021-07-09 16:15:12,745 INFO L134 CoverageAnalysis]: Checked inductivity of 1053 backedges. 338 proven. 14 refuted. 0 times theorem prover too weak. 696 trivial. 5 not checked. [2021-07-09 16:15:12,745 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [224639517] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 16:15:12,745 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 16:15:12,745 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 27] total 46 [2021-07-09 16:15:12,745 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [677257524] [2021-07-09 16:15:12,746 INFO L462 AbstractCegarLoop]: Interpolant automaton has 46 states [2021-07-09 16:15:12,746 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 16:15:12,746 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2021-07-09 16:15:12,747 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=190, Invalid=1666, Unknown=44, NotChecked=170, Total=2070 [2021-07-09 16:15:12,747 INFO L87 Difference]: Start difference. First operand 29529 states and 67913 transitions. Second operand has 46 states, 46 states have (on average 11.673913043478262) internal successors, (537), 46 states have internal predecessors, (537), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:15:42,532 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 65 [2021-07-09 16:15:47,244 WARN L205 SmtUtils]: Spent 880.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 68 [2021-07-09 16:15:53,325 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-07-09 16:16:02,014 WARN L205 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 103 [2021-07-09 16:16:24,257 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 16:16:24,258 INFO L93 Difference]: Finished difference Result 40318 states and 92841 transitions. [2021-07-09 16:16:24,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2021-07-09 16:16:24,258 INFO L78 Accepts]: Start accepts. Automaton has has 46 states, 46 states have (on average 11.673913043478262) internal successors, (537), 46 states have internal predecessors, (537), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 399 [2021-07-09 16:16:24,258 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 16:16:24,318 INFO L225 Difference]: With dead ends: 40318 [2021-07-09 16:16:24,318 INFO L226 Difference]: Without dead ends: 40318 [2021-07-09 16:16:24,319 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 497 GetRequests, 373 SyntacticMatches, 3 SemanticMatches, 121 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 4435 ImplicationChecksByTransitivity, 26774.2ms TimeCoverageRelationStatistics Valid=2342, Invalid=11809, Unknown=377, NotChecked=478, Total=15006 [2021-07-09 16:16:24,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40318 states. [2021-07-09 16:16:24,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40318 to 34367. [2021-07-09 16:16:24,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34367 states, 34366 states have (on average 2.29927835651516) internal successors, (79017), 34366 states have internal predecessors, (79017), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:16:24,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34367 states to 34367 states and 79017 transitions. [2021-07-09 16:16:24,951 INFO L78 Accepts]: Start accepts. Automaton has 34367 states and 79017 transitions. Word has length 399 [2021-07-09 16:16:24,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 16:16:24,951 INFO L482 AbstractCegarLoop]: Abstraction has 34367 states and 79017 transitions. [2021-07-09 16:16:24,951 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 46 states, 46 states have (on average 11.673913043478262) internal successors, (537), 46 states have internal predecessors, (537), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:16:24,951 INFO L276 IsEmpty]: Start isEmpty. Operand 34367 states and 79017 transitions. [2021-07-09 16:16:24,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 433 [2021-07-09 16:16:24,998 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 16:16:24,998 INFO L508 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 16:16:25,203 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable36 [2021-07-09 16:16:25,203 INFO L430 AbstractCegarLoop]: === Iteration 14 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 16:16:25,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 16:16:25,204 INFO L82 PathProgramCache]: Analyzing trace with hash -422652689, now seen corresponding path program 7 times [2021-07-09 16:16:25,204 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 16:16:25,204 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [15910236] [2021-07-09 16:16:25,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 16:16:25,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:16:25,475 INFO L134 CoverageAnalysis]: Checked inductivity of 1327 backedges. 0 proven. 1327 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:16:25,475 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 16:16:25,475 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [15910236] [2021-07-09 16:16:25,475 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [15910236] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 16:16:25,475 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [370275842] [2021-07-09 16:16:25,475 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 16:16:25,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:16:25,618 INFO L263 TraceCheckSpWp]: Trace formula consists of 806 conjuncts, 22 conjunts are in the unsatisfiable core [2021-07-09 16:16:25,622 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 16:16:26,046 INFO L134 CoverageAnalysis]: Checked inductivity of 1327 backedges. 0 proven. 1327 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:16:26,047 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [370275842] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 16:16:26,047 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 16:16:26,047 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23] total 25 [2021-07-09 16:16:26,047 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [543610162] [2021-07-09 16:16:26,047 INFO L462 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-07-09 16:16:26,047 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 16:16:26,048 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-07-09 16:16:26,048 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=168, Invalid=432, Unknown=0, NotChecked=0, Total=600 [2021-07-09 16:16:26,048 INFO L87 Difference]: Start difference. First operand 34367 states and 79017 transitions. Second operand has 25 states, 25 states have (on average 18.76) internal successors, (469), 25 states have internal predecessors, (469), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:16:26,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 16:16:26,627 INFO L93 Difference]: Finished difference Result 43321 states and 99523 transitions. [2021-07-09 16:16:26,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-07-09 16:16:26,627 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 25 states have (on average 18.76) internal successors, (469), 25 states have internal predecessors, (469), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 432 [2021-07-09 16:16:26,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 16:16:26,697 INFO L225 Difference]: With dead ends: 43321 [2021-07-09 16:16:26,697 INFO L226 Difference]: Without dead ends: 43321 [2021-07-09 16:16:26,699 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 474 GetRequests, 431 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 368 ImplicationChecksByTransitivity, 430.6ms TimeCoverageRelationStatistics Valid=631, Invalid=1349, Unknown=0, NotChecked=0, Total=1980 [2021-07-09 16:16:26,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43321 states. [2021-07-09 16:16:27,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43321 to 38988. [2021-07-09 16:16:27,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38988 states, 38987 states have (on average 2.2981506656064843) internal successors, (89598), 38987 states have internal predecessors, (89598), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:16:27,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38988 states to 38988 states and 89598 transitions. [2021-07-09 16:16:27,484 INFO L78 Accepts]: Start accepts. Automaton has 38988 states and 89598 transitions. Word has length 432 [2021-07-09 16:16:27,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 16:16:27,484 INFO L482 AbstractCegarLoop]: Abstraction has 38988 states and 89598 transitions. [2021-07-09 16:16:27,484 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 25 states, 25 states have (on average 18.76) internal successors, (469), 25 states have internal predecessors, (469), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:16:27,484 INFO L276 IsEmpty]: Start isEmpty. Operand 38988 states and 89598 transitions. [2021-07-09 16:16:27,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 466 [2021-07-09 16:16:27,534 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 16:16:27,534 INFO L508 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 7, 7, 7, 7, 7, 7, 7, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 16:16:27,734 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable760 [2021-07-09 16:16:27,735 INFO L430 AbstractCegarLoop]: === Iteration 15 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 16:16:27,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 16:16:27,735 INFO L82 PathProgramCache]: Analyzing trace with hash 1678291734, now seen corresponding path program 8 times [2021-07-09 16:16:27,735 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 16:16:27,735 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [275212781] [2021-07-09 16:16:27,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 16:16:27,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:16:28,028 INFO L134 CoverageAnalysis]: Checked inductivity of 1634 backedges. 0 proven. 1634 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:16:28,028 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 16:16:28,028 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [275212781] [2021-07-09 16:16:28,029 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [275212781] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 16:16:28,029 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [757191352] [2021-07-09 16:16:28,029 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 16:16:28,188 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-09 16:16:28,188 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 16:16:28,190 INFO L263 TraceCheckSpWp]: Trace formula consists of 861 conjuncts, 24 conjunts are in the unsatisfiable core [2021-07-09 16:16:28,194 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 16:16:28,613 INFO L134 CoverageAnalysis]: Checked inductivity of 1634 backedges. 0 proven. 1634 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:16:28,613 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [757191352] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 16:16:28,613 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 16:16:28,614 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25] total 27 [2021-07-09 16:16:28,614 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [740586198] [2021-07-09 16:16:28,614 INFO L462 AbstractCegarLoop]: Interpolant automaton has 27 states [2021-07-09 16:16:28,724 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 16:16:28,725 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-07-09 16:16:28,725 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=195, Invalid=507, Unknown=0, NotChecked=0, Total=702 [2021-07-09 16:16:28,725 INFO L87 Difference]: Start difference. First operand 38988 states and 89598 transitions. Second operand has 27 states, 27 states have (on average 18.59259259259259) internal successors, (502), 27 states have internal predecessors, (502), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:16:29,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 16:16:29,333 INFO L93 Difference]: Finished difference Result 47942 states and 110104 transitions. [2021-07-09 16:16:29,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-07-09 16:16:29,333 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 27 states have (on average 18.59259259259259) internal successors, (502), 27 states have internal predecessors, (502), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 465 [2021-07-09 16:16:29,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 16:16:29,403 INFO L225 Difference]: With dead ends: 47942 [2021-07-09 16:16:29,403 INFO L226 Difference]: Without dead ends: 47942 [2021-07-09 16:16:29,403 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 511 GetRequests, 464 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 439 ImplicationChecksByTransitivity, 542.9ms TimeCoverageRelationStatistics Valid=748, Invalid=1604, Unknown=0, NotChecked=0, Total=2352 [2021-07-09 16:16:29,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47942 states. [2021-07-09 16:16:30,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47942 to 43609. [2021-07-09 16:16:30,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43609 states, 43608 states have (on average 2.2972619702806822) internal successors, (100179), 43608 states have internal predecessors, (100179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:16:30,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43609 states to 43609 states and 100179 transitions. [2021-07-09 16:16:30,129 INFO L78 Accepts]: Start accepts. Automaton has 43609 states and 100179 transitions. Word has length 465 [2021-07-09 16:16:30,130 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 16:16:30,130 INFO L482 AbstractCegarLoop]: Abstraction has 43609 states and 100179 transitions. [2021-07-09 16:16:30,130 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 27 states, 27 states have (on average 18.59259259259259) internal successors, (502), 27 states have internal predecessors, (502), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:16:30,130 INFO L276 IsEmpty]: Start isEmpty. Operand 43609 states and 100179 transitions. [2021-07-09 16:16:30,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 499 [2021-07-09 16:16:30,330 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 16:16:30,330 INFO L508 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 8, 8, 8, 8, 8, 8, 8, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 16:16:30,530 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable761 [2021-07-09 16:16:30,530 INFO L430 AbstractCegarLoop]: === Iteration 16 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 16:16:30,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 16:16:30,531 INFO L82 PathProgramCache]: Analyzing trace with hash -2065731611, now seen corresponding path program 9 times [2021-07-09 16:16:30,531 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 16:16:30,531 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [747562020] [2021-07-09 16:16:30,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 16:16:30,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:16:31,045 INFO L134 CoverageAnalysis]: Checked inductivity of 1974 backedges. 0 proven. 1974 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:16:31,045 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 16:16:31,045 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [747562020] [2021-07-09 16:16:31,045 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [747562020] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 16:16:31,046 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2036944969] [2021-07-09 16:16:31,046 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 16:16:35,035 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2021-07-09 16:16:35,036 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 16:16:35,047 INFO L263 TraceCheckSpWp]: Trace formula consists of 596 conjuncts, 103 conjunts are in the unsatisfiable core [2021-07-09 16:16:35,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 16:16:35,081 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-07-09 16:16:35,084 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:16:35,087 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:16:35,087 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:16:35,087 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2021-07-09 16:16:35,114 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-07-09 16:16:35,114 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-07-09 16:16:35,116 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:16:35,119 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:16:35,120 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:16:35,120 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:17, output treesize:11 [2021-07-09 16:16:35,523 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-07-09 16:16:35,524 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:16:35,529 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:16:35,529 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:16:35,529 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:24, output treesize:20 [2021-07-09 16:16:35,563 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-07-09 16:16:35,564 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:16:35,571 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:16:35,572 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:16:35,572 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:35, output treesize:20 [2021-07-09 16:16:35,681 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 16:16:35,688 INFO L354 Elim1Store]: treesize reduction 31, result has 22.5 percent of original size [2021-07-09 16:16:35,688 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 27 [2021-07-09 16:16:35,689 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:16:35,700 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:16:35,701 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:16:35,701 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:50, output treesize:26 [2021-07-09 16:16:35,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:16:35,732 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-07-09 16:16:35,733 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:16:35,743 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:16:35,744 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:16:35,744 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:41, output treesize:26 [2021-07-09 16:16:35,879 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2021-07-09 16:16:35,879 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:16:35,885 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:16:35,885 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:16:35,885 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:41, output treesize:20 [2021-07-09 16:16:35,928 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-07-09 16:16:35,929 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:16:35,937 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:16:35,938 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:16:35,938 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:35, output treesize:20 [2021-07-09 16:16:36,059 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 16:16:36,065 INFO L354 Elim1Store]: treesize reduction 23, result has 28.1 percent of original size [2021-07-09 16:16:36,066 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 27 [2021-07-09 16:16:36,066 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:16:36,077 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:16:36,078 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:16:36,078 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:47, output treesize:26 [2021-07-09 16:16:36,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:16:36,117 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-07-09 16:16:36,118 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:16:36,128 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:16:36,130 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:16:36,130 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:41, output treesize:26 [2021-07-09 16:16:36,284 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2021-07-09 16:16:36,285 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:16:36,290 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:16:36,291 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:16:36,291 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:41, output treesize:20 [2021-07-09 16:16:36,338 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-07-09 16:16:36,341 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:16:36,348 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:16:36,349 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:16:36,349 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:35, output treesize:20 [2021-07-09 16:16:36,482 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 16:16:36,490 INFO L354 Elim1Store]: treesize reduction 23, result has 28.1 percent of original size [2021-07-09 16:16:36,490 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 27 [2021-07-09 16:16:36,491 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:16:36,501 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:16:36,502 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:16:36,502 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:47, output treesize:26 [2021-07-09 16:16:36,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:16:36,542 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-07-09 16:16:36,542 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:16:36,552 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:16:36,553 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:16:36,553 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:41, output treesize:26 [2021-07-09 16:16:36,724 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2021-07-09 16:16:36,725 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:16:36,730 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:16:36,730 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:16:36,731 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:41, output treesize:20 [2021-07-09 16:16:36,786 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2021-07-09 16:16:36,787 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:16:36,794 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:16:36,795 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:16:36,795 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:30, output treesize:13 [2021-07-09 16:16:37,005 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 16:16:37,018 INFO L354 Elim1Store]: treesize reduction 53, result has 19.7 percent of original size [2021-07-09 16:16:37,018 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 31 treesize of output 30 [2021-07-09 16:16:37,019 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:16:37,026 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:16:37,027 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:16:37,027 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:40, output treesize:19 [2021-07-09 16:16:37,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:16:37,077 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-07-09 16:16:37,078 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:16:37,087 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:16:37,089 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:16:37,089 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:34, output treesize:19 [2021-07-09 16:16:37,098 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2021-07-09 16:16:37,098 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:16:37,103 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:16:37,104 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:16:37,104 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:25, output treesize:10 [2021-07-09 16:16:37,186 INFO L134 CoverageAnalysis]: Checked inductivity of 1974 backedges. 957 proven. 353 refuted. 0 times theorem prover too weak. 664 trivial. 0 not checked. [2021-07-09 16:16:37,187 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2036944969] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 16:16:37,187 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 16:16:37,187 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 34] total 59 [2021-07-09 16:16:37,187 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1249910933] [2021-07-09 16:16:37,188 INFO L462 AbstractCegarLoop]: Interpolant automaton has 59 states [2021-07-09 16:16:37,188 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 16:16:37,188 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 59 interpolants. [2021-07-09 16:16:37,188 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=334, Invalid=3088, Unknown=0, NotChecked=0, Total=3422 [2021-07-09 16:16:37,189 INFO L87 Difference]: Start difference. First operand 43609 states and 100179 transitions. Second operand has 59 states, 59 states have (on average 12.559322033898304) internal successors, (741), 59 states have internal predecessors, (741), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:16:59,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 16:16:59,450 INFO L93 Difference]: Finished difference Result 40950 states and 93928 transitions. [2021-07-09 16:16:59,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 412 states. [2021-07-09 16:16:59,451 INFO L78 Accepts]: Start accepts. Automaton has has 59 states, 59 states have (on average 12.559322033898304) internal successors, (741), 59 states have internal predecessors, (741), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 498 [2021-07-09 16:16:59,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 16:16:59,508 INFO L225 Difference]: With dead ends: 40950 [2021-07-09 16:16:59,508 INFO L226 Difference]: Without dead ends: 40950 [2021-07-09 16:16:59,520 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 934 GetRequests, 461 SyntacticMatches, 7 SemanticMatches, 466 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96672 ImplicationChecksByTransitivity, 18816.0ms TimeCoverageRelationStatistics Valid=20060, Invalid=198496, Unknown=0, NotChecked=0, Total=218556 [2021-07-09 16:16:59,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40950 states. [2021-07-09 16:16:59,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40950 to 34314. [2021-07-09 16:16:59,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34314 states, 34313 states have (on average 2.2888409640660976) internal successors, (78537), 34313 states have internal predecessors, (78537), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:17:00,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34314 states to 34314 states and 78537 transitions. [2021-07-09 16:17:00,051 INFO L78 Accepts]: Start accepts. Automaton has 34314 states and 78537 transitions. Word has length 498 [2021-07-09 16:17:00,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 16:17:00,051 INFO L482 AbstractCegarLoop]: Abstraction has 34314 states and 78537 transitions. [2021-07-09 16:17:00,052 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 59 states, 59 states have (on average 12.559322033898304) internal successors, (741), 59 states have internal predecessors, (741), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:17:00,052 INFO L276 IsEmpty]: Start isEmpty. Operand 34314 states and 78537 transitions. [2021-07-09 16:17:00,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 532 [2021-07-09 16:17:00,095 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 16:17:00,095 INFO L508 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 9, 9, 9, 9, 9, 9, 9, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 16:17:00,297 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable762 [2021-07-09 16:17:00,297 INFO L430 AbstractCegarLoop]: === Iteration 17 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 16:17:00,298 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 16:17:00,298 INFO L82 PathProgramCache]: Analyzing trace with hash 291210636, now seen corresponding path program 10 times [2021-07-09 16:17:00,298 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 16:17:00,298 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [968068512] [2021-07-09 16:17:00,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 16:17:00,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:17:00,700 INFO L134 CoverageAnalysis]: Checked inductivity of 2347 backedges. 0 proven. 2347 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:17:00,700 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 16:17:00,700 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [968068512] [2021-07-09 16:17:00,700 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [968068512] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 16:17:00,701 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1393423300] [2021-07-09 16:17:00,701 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 16:17:03,258 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-09 16:17:03,258 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 16:17:03,265 INFO L263 TraceCheckSpWp]: Trace formula consists of 971 conjuncts, 28 conjunts are in the unsatisfiable core [2021-07-09 16:17:03,269 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 16:17:03,876 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 1 [2021-07-09 16:17:03,908 INFO L134 CoverageAnalysis]: Checked inductivity of 2347 backedges. 0 proven. 2347 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:17:03,908 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1393423300] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 16:17:03,908 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 16:17:03,909 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 29] total 31 [2021-07-09 16:17:03,909 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1335961866] [2021-07-09 16:17:03,909 INFO L462 AbstractCegarLoop]: Interpolant automaton has 31 states [2021-07-09 16:17:03,909 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 16:17:03,910 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-07-09 16:17:03,910 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=255, Invalid=675, Unknown=0, NotChecked=0, Total=930 [2021-07-09 16:17:03,910 INFO L87 Difference]: Start difference. First operand 34314 states and 78537 transitions. Second operand has 31 states, 31 states have (on average 18.322580645161292) internal successors, (568), 31 states have internal predecessors, (568), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:17:04,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 16:17:04,638 INFO L93 Difference]: Finished difference Result 39930 states and 91365 transitions. [2021-07-09 16:17:04,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-07-09 16:17:04,638 INFO L78 Accepts]: Start accepts. Automaton has has 31 states, 31 states have (on average 18.322580645161292) internal successors, (568), 31 states have internal predecessors, (568), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 531 [2021-07-09 16:17:04,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 16:17:04,699 INFO L225 Difference]: With dead ends: 39930 [2021-07-09 16:17:04,699 INFO L226 Difference]: Without dead ends: 39930 [2021-07-09 16:17:04,699 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 585 GetRequests, 530 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 599 ImplicationChecksByTransitivity, 673.0ms TimeCoverageRelationStatistics Valid=1012, Invalid=2180, Unknown=0, NotChecked=0, Total=3192 [2021-07-09 16:17:04,739 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39930 states. [2021-07-09 16:17:05,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39930 to 37212. [2021-07-09 16:17:05,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37212 states, 37211 states have (on average 2.2884630888715702) internal successors, (85156), 37211 states have internal predecessors, (85156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:17:05,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37212 states to 37212 states and 85156 transitions. [2021-07-09 16:17:05,223 INFO L78 Accepts]: Start accepts. Automaton has 37212 states and 85156 transitions. Word has length 531 [2021-07-09 16:17:05,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 16:17:05,223 INFO L482 AbstractCegarLoop]: Abstraction has 37212 states and 85156 transitions. [2021-07-09 16:17:05,224 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 31 states, 31 states have (on average 18.322580645161292) internal successors, (568), 31 states have internal predecessors, (568), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:17:05,224 INFO L276 IsEmpty]: Start isEmpty. Operand 37212 states and 85156 transitions. [2021-07-09 16:17:05,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 565 [2021-07-09 16:17:05,269 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 16:17:05,269 INFO L508 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 10, 10, 10, 10, 10, 10, 10, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 16:17:05,475 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable763,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 16:17:05,476 INFO L430 AbstractCegarLoop]: === Iteration 18 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 16:17:05,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 16:17:05,476 INFO L82 PathProgramCache]: Analyzing trace with hash 239946265, now seen corresponding path program 11 times [2021-07-09 16:17:05,476 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 16:17:05,476 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1054725634] [2021-07-09 16:17:05,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 16:17:05,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:17:06,084 INFO L134 CoverageAnalysis]: Checked inductivity of 2753 backedges. 0 proven. 2753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:17:06,084 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 16:17:06,084 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1054725634] [2021-07-09 16:17:06,084 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1054725634] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 16:17:06,084 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2116499114] [2021-07-09 16:17:06,084 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 16:18:29,258 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 13 check-sat command(s) [2021-07-09 16:18:29,258 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 16:18:29,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 709 conjuncts, 246 conjunts are in the unsatisfiable core [2021-07-09 16:18:29,361 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 16:18:29,637 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 16 [2021-07-09 16:18:29,638 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:29,639 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:18:29,639 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:18:29,639 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:32, output treesize:12 [2021-07-09 16:18:29,684 INFO L354 Elim1Store]: treesize reduction 25, result has 47.9 percent of original size [2021-07-09 16:18:29,684 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 39 [2021-07-09 16:18:29,690 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:29,698 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:18:29,699 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-07-09 16:18:29,700 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:26, output treesize:24 [2021-07-09 16:18:30,009 INFO L354 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2021-07-09 16:18:30,009 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 30 [2021-07-09 16:18:30,013 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-07-09 16:18:30,017 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 16:18:30,027 INFO L354 Elim1Store]: treesize reduction 23, result has 28.1 percent of original size [2021-07-09 16:18:30,027 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 32 treesize of output 28 [2021-07-09 16:18:30,035 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:30,081 INFO L628 ElimStorePlain]: treesize reduction 18, result has 80.6 percent of original size [2021-07-09 16:18:30,083 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-07-09 16:18:30,083 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:91, output treesize:49 [2021-07-09 16:18:30,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:18:30,153 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2021-07-09 16:18:30,154 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:30,159 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-07-09 16:18:30,159 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:30,181 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:18:30,184 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-07-09 16:18:30,184 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:79, output treesize:49 [2021-07-09 16:18:30,324 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 13 [2021-07-09 16:18:30,325 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:30,327 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:18:30,327 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:18:30,327 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:9 [2021-07-09 16:18:30,375 INFO L354 Elim1Store]: treesize reduction 25, result has 47.9 percent of original size [2021-07-09 16:18:30,375 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 38 [2021-07-09 16:18:30,376 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:30,385 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:18:30,386 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-07-09 16:18:30,386 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:25, output treesize:23 [2021-07-09 16:18:30,725 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 16:18:30,726 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 16:18:30,740 INFO L354 Elim1Store]: treesize reduction 31, result has 22.5 percent of original size [2021-07-09 16:18:30,741 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 27 [2021-07-09 16:18:30,741 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:30,769 INFO L354 Elim1Store]: treesize reduction 21, result has 47.5 percent of original size [2021-07-09 16:18:30,769 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 34 [2021-07-09 16:18:30,772 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:30,798 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:18:30,801 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-07-09 16:18:30,801 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:96, output treesize:48 [2021-07-09 16:18:30,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:18:30,863 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-07-09 16:18:30,864 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:30,867 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-07-09 16:18:30,868 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:30,888 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:18:30,890 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-07-09 16:18:30,890 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:78, output treesize:48 [2021-07-09 16:18:31,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:18:31,214 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2021-07-09 16:18:31,215 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:31,218 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 16 [2021-07-09 16:18:31,219 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:31,229 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:18:31,230 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-07-09 16:18:31,230 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:98, output treesize:45 [2021-07-09 16:18:31,340 INFO L354 Elim1Store]: treesize reduction 25, result has 47.9 percent of original size [2021-07-09 16:18:31,340 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 38 [2021-07-09 16:18:31,342 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:31,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:18:31,347 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2021-07-09 16:18:31,348 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:31,368 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:18:31,370 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2021-07-09 16:18:31,370 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:76, output treesize:58 [2021-07-09 16:18:31,765 INFO L354 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2021-07-09 16:18:31,765 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 30 [2021-07-09 16:18:31,767 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-07-09 16:18:31,771 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 16:18:31,779 INFO L354 Elim1Store]: treesize reduction 23, result has 28.1 percent of original size [2021-07-09 16:18:31,780 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 27 [2021-07-09 16:18:31,780 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:31,801 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:18:31,803 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-07-09 16:18:31,803 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:90, output treesize:48 [2021-07-09 16:18:31,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:18:31,871 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-07-09 16:18:31,872 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:31,875 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-07-09 16:18:31,889 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:31,912 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:18:31,914 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-07-09 16:18:31,914 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:78, output treesize:48 [2021-07-09 16:18:32,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:18:32,252 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 16 [2021-07-09 16:18:32,253 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:32,255 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2021-07-09 16:18:32,255 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:32,265 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:18:32,266 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-07-09 16:18:32,266 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:98, output treesize:45 [2021-07-09 16:18:32,365 INFO L354 Elim1Store]: treesize reduction 25, result has 47.9 percent of original size [2021-07-09 16:18:32,366 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 38 [2021-07-09 16:18:32,367 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:32,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:18:32,372 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2021-07-09 16:18:32,373 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:32,393 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:18:32,395 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2021-07-09 16:18:32,395 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:76, output treesize:58 [2021-07-09 16:18:32,875 INFO L354 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2021-07-09 16:18:32,875 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 30 [2021-07-09 16:18:32,877 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-07-09 16:18:32,881 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 16:18:32,890 INFO L354 Elim1Store]: treesize reduction 23, result has 28.1 percent of original size [2021-07-09 16:18:32,890 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 27 [2021-07-09 16:18:32,891 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:32,912 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:18:32,914 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-07-09 16:18:32,914 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:90, output treesize:48 [2021-07-09 16:18:32,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:18:32,996 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-07-09 16:18:32,997 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:33,001 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-07-09 16:18:33,002 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:33,022 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:18:33,023 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-07-09 16:18:33,023 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:78, output treesize:48 [2021-07-09 16:18:33,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:18:33,410 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 16 [2021-07-09 16:18:33,410 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:33,413 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2021-07-09 16:18:33,413 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:33,423 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:18:33,424 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-07-09 16:18:33,424 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:98, output treesize:45 [2021-07-09 16:18:33,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:18:33,532 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2021-07-09 16:18:33,533 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:33,555 INFO L354 Elim1Store]: treesize reduction 25, result has 47.9 percent of original size [2021-07-09 16:18:33,555 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 38 [2021-07-09 16:18:33,557 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:33,579 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:18:33,580 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2021-07-09 16:18:33,581 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:76, output treesize:58 [2021-07-09 16:18:34,167 INFO L354 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2021-07-09 16:18:34,167 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 30 [2021-07-09 16:18:34,169 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-07-09 16:18:34,173 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 16:18:34,174 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 16:18:34,186 INFO L354 Elim1Store]: treesize reduction 23, result has 28.1 percent of original size [2021-07-09 16:18:34,186 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 27 [2021-07-09 16:18:34,187 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:34,191 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 16:18:34,200 INFO L354 Elim1Store]: treesize reduction 23, result has 28.1 percent of original size [2021-07-09 16:18:34,200 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 32 treesize of output 28 [2021-07-09 16:18:34,201 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:34,234 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:18:34,236 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2021-07-09 16:18:34,236 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:140, output treesize:77 [2021-07-09 16:18:34,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:18:34,350 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2021-07-09 16:18:34,351 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:34,366 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-07-09 16:18:34,366 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:34,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:18:34,373 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-07-09 16:18:34,374 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:34,406 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:18:34,407 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2021-07-09 16:18:34,408 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:122, output treesize:77 [2021-07-09 16:18:34,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:18:34,951 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2021-07-09 16:18:34,951 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:34,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:18:34,955 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 20 [2021-07-09 16:18:34,956 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:34,958 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 16 [2021-07-09 16:18:34,959 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:34,976 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:18:34,976 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2021-07-09 16:18:34,977 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:152, output treesize:78 [2021-07-09 16:18:35,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:18:35,128 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 29 [2021-07-09 16:18:35,129 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:35,153 INFO L354 Elim1Store]: treesize reduction 25, result has 47.9 percent of original size [2021-07-09 16:18:35,153 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 38 [2021-07-09 16:18:35,154 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:35,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:18:35,160 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2021-07-09 16:18:35,161 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:35,190 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:18:35,192 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2021-07-09 16:18:35,192 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:124, output treesize:91 [2021-07-09 16:18:36,002 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 16:18:36,003 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 16:18:36,015 INFO L354 Elim1Store]: treesize reduction 23, result has 28.1 percent of original size [2021-07-09 16:18:36,015 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 32 treesize of output 28 [2021-07-09 16:18:36,016 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:36,020 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 16:18:36,022 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 16:18:36,034 INFO L354 Elim1Store]: treesize reduction 23, result has 28.1 percent of original size [2021-07-09 16:18:36,034 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 42 treesize of output 32 [2021-07-09 16:18:36,035 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:36,057 INFO L354 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2021-07-09 16:18:36,057 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 30 [2021-07-09 16:18:36,058 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2021-07-09 16:18:36,062 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 16:18:36,071 INFO L354 Elim1Store]: treesize reduction 23, result has 28.1 percent of original size [2021-07-09 16:18:36,071 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 27 [2021-07-09 16:18:36,072 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:36,121 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:18:36,123 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2021-07-09 16:18:36,124 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:200, output treesize:116 [2021-07-09 16:18:36,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:18:36,269 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 29 [2021-07-09 16:18:36,270 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:36,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:18:36,278 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-07-09 16:18:36,278 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:36,284 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-07-09 16:18:36,284 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:36,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:18:36,291 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2021-07-09 16:18:36,292 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:36,338 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:18:36,340 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2021-07-09 16:18:36,340 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:176, output treesize:116 [2021-07-09 16:18:36,755 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 13 [2021-07-09 16:18:36,756 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:36,761 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 13 [2021-07-09 16:18:36,762 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:36,765 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 13 [2021-07-09 16:18:36,766 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:36,786 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:18:36,788 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2021-07-09 16:18:36,788 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:118, output treesize:79 [2021-07-09 16:18:36,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:18:36,936 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-07-09 16:18:36,937 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:36,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:18:36,945 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-07-09 16:18:36,946 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:36,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:18:36,965 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-07-09 16:18:36,966 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:36,992 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:18:36,994 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2021-07-09 16:18:36,994 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:124, output treesize:79 [2021-07-09 16:18:37,572 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 16:18:37,579 INFO L354 Elim1Store]: treesize reduction 31, result has 22.5 percent of original size [2021-07-09 16:18:37,579 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 27 [2021-07-09 16:18:37,580 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:37,593 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:18:37,594 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:18:37,595 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:64, output treesize:40 [2021-07-09 16:18:37,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:18:37,702 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-07-09 16:18:37,703 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:37,715 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:18:37,716 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:18:37,716 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:55, output treesize:40 [2021-07-09 16:18:37,969 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2021-07-09 16:18:37,970 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:37,978 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:18:37,979 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:18:37,979 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:34 [2021-07-09 16:18:38,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:18:38,089 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-07-09 16:18:38,089 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:38,098 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:18:38,099 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:18:38,099 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:49, output treesize:34 [2021-07-09 16:18:38,687 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 16:18:38,695 INFO L354 Elim1Store]: treesize reduction 31, result has 22.5 percent of original size [2021-07-09 16:18:38,695 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 27 [2021-07-09 16:18:38,696 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:38,710 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:18:38,712 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:18:38,712 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:64, output treesize:40 [2021-07-09 16:18:38,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:18:38,830 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-07-09 16:18:38,831 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:38,842 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:18:38,843 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:18:38,843 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:55, output treesize:40 [2021-07-09 16:18:39,118 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2021-07-09 16:18:39,119 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:39,127 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:18:39,128 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:18:39,128 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:34 [2021-07-09 16:18:39,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:18:39,240 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-07-09 16:18:39,241 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:39,249 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:18:39,250 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:18:39,250 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:49, output treesize:34 [2021-07-09 16:18:39,870 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 16:18:39,877 INFO L354 Elim1Store]: treesize reduction 31, result has 22.5 percent of original size [2021-07-09 16:18:39,878 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 27 [2021-07-09 16:18:39,879 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:39,892 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:18:39,893 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:18:39,893 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:64, output treesize:40 [2021-07-09 16:18:40,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:18:40,024 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-07-09 16:18:40,025 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:40,036 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:18:40,037 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:18:40,037 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:55, output treesize:40 [2021-07-09 16:18:40,598 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2021-07-09 16:18:40,599 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:40,607 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:18:40,608 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:18:40,608 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:34 [2021-07-09 16:18:40,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:18:40,743 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-07-09 16:18:40,744 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:40,754 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:18:40,755 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:18:40,755 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:49, output treesize:34 [2021-07-09 16:18:41,395 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 16:18:41,402 INFO L354 Elim1Store]: treesize reduction 31, result has 22.5 percent of original size [2021-07-09 16:18:41,403 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 27 [2021-07-09 16:18:41,404 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:41,417 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:18:41,421 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:18:41,422 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:64, output treesize:40 [2021-07-09 16:18:41,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:18:41,554 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-07-09 16:18:41,554 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:41,566 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:18:41,567 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:18:41,567 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:55, output treesize:40 [2021-07-09 16:18:41,865 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2021-07-09 16:18:41,866 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:41,875 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:18:41,875 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:18:41,875 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:34 [2021-07-09 16:18:42,013 INFO L354 Elim1Store]: treesize reduction 45, result has 16.7 percent of original size [2021-07-09 16:18:42,013 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 31 [2021-07-09 16:18:42,014 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:42,022 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:18:42,023 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:18:42,023 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:49, output treesize:9 [2021-07-09 16:18:42,390 INFO L354 Elim1Store]: treesize reduction 31, result has 22.5 percent of original size [2021-07-09 16:18:42,390 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 27 [2021-07-09 16:18:42,391 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:42,396 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:18:42,396 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:18:42,397 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:34, output treesize:9 [2021-07-09 16:18:42,410 INFO L354 Elim1Store]: treesize reduction 29, result has 23.7 percent of original size [2021-07-09 16:18:42,411 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 24 [2021-07-09 16:18:42,411 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:42,415 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:18:42,416 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:18:42,416 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:25, output treesize:9 [2021-07-09 16:18:42,422 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2021-07-09 16:18:42,423 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:18:42,424 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:18:42,424 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:18:42,424 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:19, output treesize:3 [2021-07-09 16:18:42,567 INFO L134 CoverageAnalysis]: Checked inductivity of 2753 backedges. 1881 proven. 858 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-07-09 16:18:42,567 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2116499114] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 16:18:42,567 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 16:18:42,568 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 110] total 139 [2021-07-09 16:18:42,568 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1647957386] [2021-07-09 16:18:42,568 INFO L462 AbstractCegarLoop]: Interpolant automaton has 139 states [2021-07-09 16:18:42,568 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 16:18:42,569 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 139 interpolants. [2021-07-09 16:18:42,570 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1734, Invalid=17448, Unknown=0, NotChecked=0, Total=19182 [2021-07-09 16:18:42,570 INFO L87 Difference]: Start difference. First operand 37212 states and 85156 transitions. Second operand has 139 states, 139 states have (on average 7.251798561151079) internal successors, (1008), 139 states have internal predecessors, (1008), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:18:59,547 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 59 [2021-07-09 16:19:01,463 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 65 [2021-07-09 16:19:02,028 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 68 [2021-07-09 16:19:07,157 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 59 [2021-07-09 16:19:09,855 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 65 [2021-07-09 16:19:10,605 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 69 [2021-07-09 16:19:17,964 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 60 [2021-07-09 16:19:20,587 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 66 [2021-07-09 16:19:21,110 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 58 [2021-07-09 16:19:21,570 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 70 [2021-07-09 16:19:21,778 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 61 [2021-07-09 16:19:22,180 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 59 [2021-07-09 16:19:31,747 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 60 [2021-07-09 16:19:32,314 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 53 [2021-07-09 16:19:33,430 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 57 [2021-07-09 16:19:34,899 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 66 [2021-07-09 16:19:35,429 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 64 [2021-07-09 16:19:35,685 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 58 [2021-07-09 16:19:36,191 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 70 [2021-07-09 16:19:36,752 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 68 [2021-07-09 16:19:36,984 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 59 [2021-07-09 16:19:40,958 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 61 [2021-07-09 16:19:43,914 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 61 [2021-07-09 16:19:45,873 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 64 [2021-07-09 16:19:47,394 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 62 [2021-07-09 16:19:48,641 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 64 [2021-07-09 16:19:49,746 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 66 [2021-07-09 16:19:50,466 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 60 [2021-07-09 16:19:52,488 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 57 [2021-07-09 16:19:54,466 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 66 [2021-07-09 16:19:54,937 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 64 [2021-07-09 16:19:55,134 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 58 [2021-07-09 16:19:55,724 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 70 [2021-07-09 16:19:56,295 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 68 [2021-07-09 16:19:56,505 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 59 [2021-07-09 16:19:57,354 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 56 [2021-07-09 16:19:58,761 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 43 [2021-07-09 16:20:00,937 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 61 [2021-07-09 16:20:04,984 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 61 [2021-07-09 16:20:07,460 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 64 [2021-07-09 16:20:09,023 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 62 [2021-07-09 16:20:10,313 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 64 [2021-07-09 16:20:11,342 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 66 [2021-07-09 16:20:12,244 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 60 [2021-07-09 16:20:12,579 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 53 [2021-07-09 16:20:13,637 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 54 [2021-07-09 16:20:15,118 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 57 [2021-07-09 16:20:15,456 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 59 [2021-07-09 16:20:17,894 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 66 [2021-07-09 16:20:18,347 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 64 [2021-07-09 16:20:18,574 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 58 [2021-07-09 16:20:19,214 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 70 [2021-07-09 16:20:19,570 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 68 [2021-07-09 16:20:19,796 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 59 [2021-07-09 16:20:22,443 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 53 [2021-07-09 16:20:24,922 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 61 [2021-07-09 16:20:28,435 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 55 [2021-07-09 16:20:29,701 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 61 [2021-07-09 16:20:30,571 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 59 [2021-07-09 16:20:30,863 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 60 [2021-07-09 16:20:32,690 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 64 [2021-07-09 16:20:34,356 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 62 [2021-07-09 16:20:35,646 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 64 [2021-07-09 16:20:36,550 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 66 [2021-07-09 16:20:37,477 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 53 [2021-07-09 16:20:38,667 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 70 [2021-07-09 16:20:38,893 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 66 [2021-07-09 16:20:39,648 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 54 [2021-07-09 16:20:40,631 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 74 [2021-07-09 16:20:40,883 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 70 [2021-07-09 16:20:41,755 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 59 [2021-07-09 16:20:42,314 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 62 [2021-07-09 16:20:44,269 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 64 [2021-07-09 16:20:44,507 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 58 [2021-07-09 16:20:45,375 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 68 [2021-07-09 16:20:45,615 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 59 [2021-07-09 16:20:48,704 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 61 [2021-07-09 16:20:51,539 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 61 [2021-07-09 16:20:52,135 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 50 [2021-07-09 16:20:52,962 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 64 [2021-07-09 16:20:54,631 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 64 [2021-07-09 16:20:56,172 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 66 [2021-07-09 16:20:58,760 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 60 [2021-07-09 16:20:59,693 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 59 [2021-07-09 16:21:04,634 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2021-07-09 16:21:05,297 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 64 [2021-07-09 16:21:05,660 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 66 [2021-07-09 16:21:06,564 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 70 [2021-07-09 16:21:06,772 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 54 [2021-07-09 16:21:07,806 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 68 [2021-07-09 16:21:08,196 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 70 [2021-07-09 16:21:09,250 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 74 [2021-07-09 16:21:09,550 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 59 [2021-07-09 16:21:10,248 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 56 [2021-07-09 16:21:12,441 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 58 [2021-07-09 16:21:12,971 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 59 [2021-07-09 16:21:14,153 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 50 [2021-07-09 16:21:15,755 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 61 [2021-07-09 16:21:16,179 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-07-09 16:21:18,632 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 61 [2021-07-09 16:21:20,010 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 44 [2021-07-09 16:21:20,810 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 64 [2021-07-09 16:21:23,569 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 64 [2021-07-09 16:21:25,220 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 66 [2021-07-09 16:21:27,754 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 60 [2021-07-09 16:21:28,526 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 59 [2021-07-09 16:21:29,966 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 55 [2021-07-09 16:21:33,603 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 64 [2021-07-09 16:21:34,078 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 66 [2021-07-09 16:21:35,010 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 70 [2021-07-09 16:21:35,228 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 54 [2021-07-09 16:21:35,830 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 58 [2021-07-09 16:21:36,567 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 68 [2021-07-09 16:21:37,011 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 70 [2021-07-09 16:21:37,295 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 61 [2021-07-09 16:21:37,938 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 74 [2021-07-09 16:21:38,274 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 59 [2021-07-09 16:21:38,750 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 59 [2021-07-09 16:21:40,344 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 62 [2021-07-09 16:21:45,250 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 61 [2021-07-09 16:21:48,744 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 61 [2021-07-09 16:21:50,685 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 39 [2021-07-09 16:21:51,301 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 64 [2021-07-09 16:21:54,711 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 41 [2021-07-09 16:21:55,292 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 64 [2021-07-09 16:21:57,349 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 66 [2021-07-09 16:21:59,981 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 60 [2021-07-09 16:22:00,652 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 59 [2021-07-09 16:22:05,234 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 64 [2021-07-09 16:22:05,670 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 66 [2021-07-09 16:22:06,424 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 70 [2021-07-09 16:22:06,827 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 54 [2021-07-09 16:22:07,317 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 58 [2021-07-09 16:22:08,212 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 68 [2021-07-09 16:22:08,657 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 70 [2021-07-09 16:22:09,389 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 74 [2021-07-09 16:22:09,751 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 59 [2021-07-09 16:22:10,292 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 59 [2021-07-09 16:22:10,944 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 56 [2021-07-09 16:22:11,896 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 62 [2021-07-09 16:22:15,072 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 50 [2021-07-09 16:22:17,128 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 61 [2021-07-09 16:22:23,947 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 64 [2021-07-09 16:22:24,840 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-07-09 16:22:28,213 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 64 [2021-07-09 16:22:30,299 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 66 [2021-07-09 16:22:31,211 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 55 [2021-07-09 16:22:32,044 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 45 [2021-07-09 16:22:32,981 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 60 [2021-07-09 16:22:33,664 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 59 [2021-07-09 16:22:39,840 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 63 [2021-07-09 16:22:41,120 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 69 [2021-07-09 16:22:41,365 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 53 [2021-07-09 16:22:41,700 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 57 [2021-07-09 16:22:42,104 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 35 [2021-07-09 16:22:42,563 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 64 [2021-07-09 16:22:43,097 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 66 [2021-07-09 16:22:43,850 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 70 [2021-07-09 16:22:44,217 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 55 [2021-07-09 16:22:44,572 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 55 [2021-07-09 16:22:46,147 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 60 [2021-07-09 16:22:50,760 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 59 [2021-07-09 16:22:56,324 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 59 [2021-07-09 16:22:58,930 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 37 [2021-07-09 16:22:59,572 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 62 [2021-07-09 16:23:04,228 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 62 [2021-07-09 16:23:05,930 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 64 [2021-07-09 16:23:08,492 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 58 [2021-07-09 16:23:08,793 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 57 [2021-07-09 16:23:10,656 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 51 [2021-07-09 16:23:11,424 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 54 [2021-07-09 16:23:13,718 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 61 [2021-07-09 16:23:14,843 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 67 [2021-07-09 16:23:15,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 16:23:15,783 INFO L93 Difference]: Finished difference Result 109605 states and 254263 transitions. [2021-07-09 16:23:15,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 1855 states. [2021-07-09 16:23:15,783 INFO L78 Accepts]: Start accepts. Automaton has has 139 states, 139 states have (on average 7.251798561151079) internal successors, (1008), 139 states have internal predecessors, (1008), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 564 [2021-07-09 16:23:15,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 16:23:16,005 INFO L225 Difference]: With dead ends: 109605 [2021-07-09 16:23:16,005 INFO L226 Difference]: Without dead ends: 109605 [2021-07-09 16:23:16,281 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 4274 GetRequests, 2255 SyntacticMatches, 42 SemanticMatches, 1977 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1993660 ImplicationChecksByTransitivity, 236005.5ms TimeCoverageRelationStatistics Valid=263291, Invalid=3651171, Unknown=0, NotChecked=0, Total=3914462 [2021-07-09 16:23:16,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109605 states. [2021-07-09 16:23:17,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109605 to 72648. [2021-07-09 16:23:18,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72648 states, 72647 states have (on average 2.292923314107947) internal successors, (166574), 72647 states have internal predecessors, (166574), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:23:18,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72648 states to 72648 states and 166574 transitions. [2021-07-09 16:23:18,183 INFO L78 Accepts]: Start accepts. Automaton has 72648 states and 166574 transitions. Word has length 564 [2021-07-09 16:23:18,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 16:23:18,184 INFO L482 AbstractCegarLoop]: Abstraction has 72648 states and 166574 transitions. [2021-07-09 16:23:18,184 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 139 states, 139 states have (on average 7.251798561151079) internal successors, (1008), 139 states have internal predecessors, (1008), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:23:18,184 INFO L276 IsEmpty]: Start isEmpty. Operand 72648 states and 166574 transitions. [2021-07-09 16:23:18,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 598 [2021-07-09 16:23:18,548 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 16:23:18,548 INFO L508 BasicCegarLoop]: trace histogram [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 11, 11, 11, 11, 11, 11, 11, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 16:23:18,748 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable764 [2021-07-09 16:23:18,749 INFO L430 AbstractCegarLoop]: === Iteration 19 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 16:23:18,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 16:23:18,751 INFO L82 PathProgramCache]: Analyzing trace with hash 73691414, now seen corresponding path program 12 times [2021-07-09 16:23:18,751 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 16:23:18,751 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1375155695] [2021-07-09 16:23:18,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 16:23:18,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:23:19,217 INFO L134 CoverageAnalysis]: Checked inductivity of 3192 backedges. 0 proven. 3192 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:23:19,218 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 16:23:19,218 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1375155695] [2021-07-09 16:23:19,218 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1375155695] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 16:23:19,218 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1264237841] [2021-07-09 16:23:19,218 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 16:23:27,040 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 10 check-sat command(s) [2021-07-09 16:23:27,040 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 16:23:27,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 756 conjuncts, 166 conjunts are in the unsatisfiable core [2021-07-09 16:23:27,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 16:23:27,082 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-07-09 16:23:27,082 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:23:27,085 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:23:27,086 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:23:27,086 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2021-07-09 16:23:27,127 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-07-09 16:23:27,128 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-07-09 16:23:27,129 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:23:27,137 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:23:27,138 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:23:27,138 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:21 [2021-07-09 16:23:27,169 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2021-07-09 16:23:27,170 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:23:27,178 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:23:27,179 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:23:27,179 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:28, output treesize:27 [2021-07-09 16:23:27,427 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 15 [2021-07-09 16:23:27,427 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-07-09 16:23:27,428 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 22 treesize of output 33 [2021-07-09 16:23:27,429 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:23:27,440 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:23:27,441 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:23:27,441 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:38, output treesize:40 [2021-07-09 16:23:27,493 INFO L354 Elim1Store]: treesize reduction 12, result has 52.0 percent of original size [2021-07-09 16:23:27,493 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 25 [2021-07-09 16:23:27,495 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:23:27,507 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:23:27,508 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:23:27,508 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:45, output treesize:37 [2021-07-09 16:23:27,631 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 15 [2021-07-09 16:23:27,632 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:23:27,646 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:23:27,647 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:23:27,647 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:56, output treesize:48 [2021-07-09 16:23:27,679 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 15 [2021-07-09 16:23:27,679 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:23:27,694 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:23:27,694 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:23:27,694 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:56, output treesize:48 [2021-07-09 16:23:27,729 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 15 [2021-07-09 16:23:27,730 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 16:23:27,742 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:23:27,743 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:23:27,743 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:50, output treesize:42 [2021-07-09 16:23:28,005 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 18 [2021-07-09 16:23:28,009 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-07-09 16:23:28,009 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-09 16:23:28,013 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:23:28,013 INFO L550 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:23:28,026 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 16:23:28,027 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-09 16:23:28,027 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:48, output treesize:25 [2021-07-09 16:23:28,106 INFO L354 Elim1Store]: treesize reduction 17, result has 51.4 percent of original size [2021-07-09 16:23:28,107 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 22 treesize of output 34 [2021-07-09 16:23:28,182 INFO L354 Elim1Store]: treesize reduction 17, result has 51.4 percent of original size [2021-07-09 16:23:28,183 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 22 treesize of output 34 [2021-07-09 16:23:28,211 INFO L354 Elim1Store]: treesize reduction 17, result has 51.4 percent of original size [2021-07-09 16:23:28,211 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 22 treesize of output 34 [2021-07-09 16:23:28,301 INFO L354 Elim1Store]: treesize reduction 17, result has 51.4 percent of original size [2021-07-09 16:23:28,302 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 22 treesize of output 34 [2021-07-09 16:23:28,392 INFO L354 Elim1Store]: treesize reduction 35, result has 34.0 percent of original size [2021-07-09 16:23:28,392 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 42 treesize of output 52 [2021-07-09 16:23:28,489 INFO L354 Elim1Store]: treesize reduction 35, result has 34.0 percent of original size [2021-07-09 16:23:28,489 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 42 treesize of output 52 [2021-07-09 16:23:28,520 INFO L354 Elim1Store]: treesize reduction 35, result has 34.0 percent of original size [2021-07-09 16:23:28,521 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 42 treesize of output 52 [2021-07-09 16:23:28,560 INFO L354 Elim1Store]: treesize reduction 35, result has 34.0 percent of original size [2021-07-09 16:23:28,561 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 42 treesize of output 52 [2021-07-09 16:23:28,687 INFO L354 Elim1Store]: treesize reduction 35, result has 34.0 percent of original size [2021-07-09 16:23:28,688 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 42 treesize of output 52 [2021-07-09 16:23:28,798 INFO L354 Elim1Store]: treesize reduction 35, result has 34.0 percent of original size [2021-07-09 16:23:28,799 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 42 treesize of output 52 [2021-07-09 16:23:28,836 INFO L354 Elim1Store]: treesize reduction 40, result has 31.0 percent of original size [2021-07-09 16:23:28,837 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 83 treesize of output 89 [2021-07-09 16:23:29,080 INFO L354 Elim1Store]: treesize reduction 40, result has 31.0 percent of original size [2021-07-09 16:23:29,080 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 83 treesize of output 89 [2021-07-09 16:23:29,121 INFO L354 Elim1Store]: treesize reduction 40, result has 31.0 percent of original size [2021-07-09 16:23:29,121 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 128 treesize of output 100 [2021-07-09 16:23:29,281 INFO L354 Elim1Store]: treesize reduction 40, result has 31.0 percent of original size [2021-07-09 16:23:29,281 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 128 treesize of output 100 [2021-07-09 16:23:29,339 INFO L354 Elim1Store]: treesize reduction 40, result has 31.0 percent of original size [2021-07-09 16:23:29,340 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 128 treesize of output 100 [2021-07-09 16:23:29,399 INFO L354 Elim1Store]: treesize reduction 40, result has 31.0 percent of original size [2021-07-09 16:23:29,399 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 128 treesize of output 100 [2021-07-09 16:23:29,456 INFO L354 Elim1Store]: treesize reduction 40, result has 31.0 percent of original size [2021-07-09 16:23:29,456 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 128 treesize of output 100 [2021-07-09 16:23:29,514 INFO L354 Elim1Store]: treesize reduction 40, result has 31.0 percent of original size [2021-07-09 16:23:29,514 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 128 treesize of output 100 [2021-07-09 16:23:29,572 INFO L354 Elim1Store]: treesize reduction 40, result has 31.0 percent of original size [2021-07-09 16:23:29,572 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 128 treesize of output 100 [2021-07-09 16:23:29,634 INFO L354 Elim1Store]: treesize reduction 40, result has 31.0 percent of original size [2021-07-09 16:23:29,635 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 222 treesize of output 120 [2021-07-09 16:23:29,869 INFO L354 Elim1Store]: treesize reduction 40, result has 31.0 percent of original size [2021-07-09 16:23:29,870 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 222 treesize of output 120 [2021-07-09 16:23:29,947 INFO L354 Elim1Store]: treesize reduction 40, result has 31.0 percent of original size [2021-07-09 16:23:29,947 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 222 treesize of output 120 [2021-07-09 16:23:30,012 INFO L354 Elim1Store]: treesize reduction 40, result has 31.0 percent of original size [2021-07-09 16:23:30,013 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 222 treesize of output 120 [2021-07-09 16:23:30,076 INFO L354 Elim1Store]: treesize reduction 40, result has 31.0 percent of original size [2021-07-09 16:23:30,077 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 222 treesize of output 120 [2021-07-09 16:23:30,143 INFO L354 Elim1Store]: treesize reduction 40, result has 31.0 percent of original size [2021-07-09 16:23:30,143 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 222 treesize of output 120 [2021-07-09 16:23:30,208 INFO L354 Elim1Store]: treesize reduction 40, result has 31.0 percent of original size [2021-07-09 16:23:30,208 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 222 treesize of output 120 [2021-07-09 16:23:30,266 INFO L354 Elim1Store]: treesize reduction 40, result has 31.0 percent of original size [2021-07-09 16:23:30,267 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 222 treesize of output 120 [2021-07-09 16:23:30,326 INFO L354 Elim1Store]: treesize reduction 40, result has 31.0 percent of original size [2021-07-09 16:23:30,326 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 222 treesize of output 120 [2021-07-09 16:23:30,497 INFO L354 Elim1Store]: treesize reduction 40, result has 31.0 percent of original size [2021-07-09 16:23:30,498 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 222 treesize of output 120 [2021-07-09 16:23:30,566 INFO L354 Elim1Store]: treesize reduction 40, result has 31.0 percent of original size [2021-07-09 16:23:30,566 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 222 treesize of output 120 [2021-07-09 16:23:30,593 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:23:30,593 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:23:30,630 INFO L354 Elim1Store]: treesize reduction 40, result has 31.0 percent of original size [2021-07-09 16:23:30,631 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 222 treesize of output 120 [2021-07-09 16:23:30,819 INFO L354 Elim1Store]: treesize reduction 40, result has 31.0 percent of original size [2021-07-09 16:23:30,819 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 222 treesize of output 120 [2021-07-09 16:23:30,884 INFO L354 Elim1Store]: treesize reduction 40, result has 31.0 percent of original size [2021-07-09 16:23:30,884 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 222 treesize of output 120 [2021-07-09 16:23:31,056 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:23:31,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:23:31,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 16:23:31,085 WARN L348 FreeRefinementEngine]: Global settings require throwing the following exception [2021-07-09 16:23:31,300 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable802,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 16:23:31,301 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: Unexpected substitution problem. at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1(Elim1Store.java:338) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.ElimStorePlain.applyComplexEliminationRules(ElimStorePlain.java:414) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.ElimStorePlain.doElimOneRec(ElimStorePlain.java:298) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.ElimStorePlain.eliminateOne(ElimStorePlain.java:607) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.ElimStorePlain.doElimAllRec(ElimStorePlain.java:520) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.ElimStorePlain.startRecursiveElimination(ElimStorePlain.java:242) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.PartialQuantifierElimination.elim(PartialQuantifierElimination.java:307) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.PartialQuantifierElimination.tryToEliminate(PartialQuantifierElimination.java:100) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer$QuantifierEliminationPostprocessor.postprocess(IterativePredicateTransformer.java:246) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:440) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeStrongestPostconditionSequence(IterativePredicateTransformer.java:201) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:299) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:185) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:163) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:297) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:190) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:180) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:84) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:74) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:597) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:439) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:374) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:69) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:63) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:367) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:293) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:238) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:167) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-07-09 16:23:31,304 INFO L168 Benchmark]: Toolchain (without parser) took 562489.45 ms. Allocated memory was 181.4 MB in the beginning and 6.9 GB in the end (delta: 6.7 GB). Free memory was 142.8 MB in the beginning and 5.4 GB in the end (delta: -5.3 GB). Peak memory consumption was 1.5 GB. Max. memory is 8.0 GB. [2021-07-09 16:23:31,305 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 181.4 MB. Free memory is still 161.3 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-09 16:23:31,305 INFO L168 Benchmark]: CACSL2BoogieTranslator took 472.82 ms. Allocated memory is still 181.4 MB. Free memory was 142.6 MB in the beginning and 145.0 MB in the end (delta: -2.3 MB). Peak memory consumption was 15.9 MB. Max. memory is 8.0 GB. [2021-07-09 16:23:31,305 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.73 ms. Allocated memory is still 181.4 MB. Free memory was 145.0 MB in the beginning and 142.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-07-09 16:23:31,305 INFO L168 Benchmark]: Boogie Preprocessor took 28.20 ms. Allocated memory is still 181.4 MB. Free memory was 142.3 MB in the beginning and 140.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-09 16:23:31,305 INFO L168 Benchmark]: RCFGBuilder took 590.82 ms. Allocated memory is still 181.4 MB. Free memory was 140.2 MB in the beginning and 97.8 MB in the end (delta: 42.5 MB). Peak memory consumption was 41.9 MB. Max. memory is 8.0 GB. [2021-07-09 16:23:31,305 INFO L168 Benchmark]: TraceAbstraction took 561357.13 ms. Allocated memory was 181.4 MB in the beginning and 6.9 GB in the end (delta: 6.7 GB). Free memory was 97.2 MB in the beginning and 5.4 GB in the end (delta: -5.3 GB). Peak memory consumption was 1.4 GB. Max. memory is 8.0 GB. [2021-07-09 16:23:31,305 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 181.4 MB. Free memory is still 161.3 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 472.82 ms. Allocated memory is still 181.4 MB. Free memory was 142.6 MB in the beginning and 145.0 MB in the end (delta: -2.3 MB). Peak memory consumption was 15.9 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 35.73 ms. Allocated memory is still 181.4 MB. Free memory was 145.0 MB in the beginning and 142.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 28.20 ms. Allocated memory is still 181.4 MB. Free memory was 142.3 MB in the beginning and 140.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 590.82 ms. Allocated memory is still 181.4 MB. Free memory was 140.2 MB in the beginning and 97.8 MB in the end (delta: 42.5 MB). Peak memory consumption was 41.9 MB. Max. memory is 8.0 GB. * TraceAbstraction took 561357.13 ms. Allocated memory was 181.4 MB in the beginning and 6.9 GB in the end (delta: 6.7 GB). Free memory was 97.2 MB in the beginning and 5.4 GB in the end (delta: -5.3 GB). Peak memory consumption was 1.4 GB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: Unexpected substitution problem. de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: Unexpected substitution problem.: de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1(Elim1Store.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...