/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe-Separate.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread/queue_longer.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-29289db [2021-06-05 07:43:19,646 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-05 07:43:19,647 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-05 07:43:19,679 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-05 07:43:19,680 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-05 07:43:19,682 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-05 07:43:19,684 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-05 07:43:19,689 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-05 07:43:19,691 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-05 07:43:19,695 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-05 07:43:19,696 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-05 07:43:19,697 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-05 07:43:19,697 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-05 07:43:19,699 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-05 07:43:19,700 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-05 07:43:19,701 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-05 07:43:19,702 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-05 07:43:19,702 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-05 07:43:19,703 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-05 07:43:19,705 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-05 07:43:19,706 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-05 07:43:19,709 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-05 07:43:19,710 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-05 07:43:19,712 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-05 07:43:19,718 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-06-05 07:43:19,724 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-05 07:43:19,725 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-05 07:43:19,725 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-05 07:43:19,731 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-Separate.epf [2021-06-05 07:43:19,755 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-05 07:43:19,755 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-05 07:43:19,755 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-05 07:43:19,755 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-05 07:43:19,756 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-05 07:43:19,756 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-05 07:43:19,757 INFO L138 SettingsManager]: * Use SBE=true [2021-06-05 07:43:19,757 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-05 07:43:19,757 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-05 07:43:19,757 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-05 07:43:19,757 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-05 07:43:19,757 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-05 07:43:19,757 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-05 07:43:19,757 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-05 07:43:19,757 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-05 07:43:19,758 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-05 07:43:19,758 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-05 07:43:19,758 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-05 07:43:19,758 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-05 07:43:19,758 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-05 07:43:19,758 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-05 07:43:19,758 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-05 07:43:19,758 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-05 07:43:19,759 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-05 07:43:19,759 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-05 07:43:19,759 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-05 07:43:19,759 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-05 07:43:19,759 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-05 07:43:19,759 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-05 07:43:19,759 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-05 07:43:19,759 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-05 07:43:19,760 INFO L138 SettingsManager]: * Check the insufficient thread errors last=true [2021-06-05 07:43:19,760 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-05 07:43:20,030 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-05 07:43:20,047 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-05 07:43:20,050 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-05 07:43:20,051 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-05 07:43:20,051 INFO L275 PluginConnector]: CDTParser initialized [2021-06-05 07:43:20,052 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/queue_longer.i [2021-06-05 07:43:20,106 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/30894f01a/58656a84e0e54b97a74f2ed67c3e25f3/FLAGf75bb3782 [2021-06-05 07:43:20,596 INFO L306 CDTParser]: Found 1 translation units. [2021-06-05 07:43:20,596 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_longer.i [2021-06-05 07:43:20,608 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/30894f01a/58656a84e0e54b97a74f2ed67c3e25f3/FLAGf75bb3782 [2021-06-05 07:43:20,891 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/30894f01a/58656a84e0e54b97a74f2ed67c3e25f3 [2021-06-05 07:43:20,893 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-05 07:43:20,894 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-05 07:43:20,900 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-05 07:43:20,900 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-05 07:43:20,903 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-05 07:43:20,904 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.06 07:43:20" (1/1) ... [2021-06-05 07:43:20,905 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4965d19b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 07:43:20, skipping insertion in model container [2021-06-05 07:43:20,905 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.06 07:43:20" (1/1) ... [2021-06-05 07:43:20,911 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-05 07:43:20,964 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-05 07:43:21,308 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_longer.i[43296,43309] [2021-06-05 07:43:21,312 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_longer.i[43503,43516] [2021-06-05 07:43:21,314 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_longer.i[43783,43796] [2021-06-05 07:43:21,317 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-05 07:43:21,327 INFO L203 MainTranslator]: Completed pre-run [2021-06-05 07:43:21,364 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_longer.i[43296,43309] [2021-06-05 07:43:21,366 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_longer.i[43503,43516] [2021-06-05 07:43:21,368 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_longer.i[43783,43796] [2021-06-05 07:43:21,369 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-05 07:43:21,487 INFO L208 MainTranslator]: Completed translation [2021-06-05 07:43:21,487 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 07:43:21 WrapperNode [2021-06-05 07:43:21,488 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-05 07:43:21,489 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-05 07:43:21,489 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-05 07:43:21,489 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-05 07:43:21,494 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 07:43:21" (1/1) ... [2021-06-05 07:43:21,522 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 07:43:21" (1/1) ... [2021-06-05 07:43:21,574 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-05 07:43:21,574 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-05 07:43:21,574 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-05 07:43:21,575 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-05 07:43:21,582 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 07:43:21" (1/1) ... [2021-06-05 07:43:21,583 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 07:43:21" (1/1) ... [2021-06-05 07:43:21,598 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 07:43:21" (1/1) ... [2021-06-05 07:43:21,598 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 07:43:21" (1/1) ... [2021-06-05 07:43:21,607 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 07:43:21" (1/1) ... [2021-06-05 07:43:21,611 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 07:43:21" (1/1) ... [2021-06-05 07:43:21,613 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 07:43:21" (1/1) ... [2021-06-05 07:43:21,617 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-05 07:43:21,618 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-05 07:43:21,618 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-05 07:43:21,618 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-05 07:43:21,619 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 07:43:21" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-05 07:43:21,690 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2021-06-05 07:43:21,690 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2021-06-05 07:43:21,690 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2021-06-05 07:43:21,690 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2021-06-05 07:43:21,691 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-05 07:43:21,691 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-05 07:43:21,691 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-06-05 07:43:21,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-05 07:43:21,692 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-06-05 07:43:21,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-05 07:43:21,692 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-05 07:43:21,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-05 07:43:21,694 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-05 07:43:22,346 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-05 07:43:22,347 INFO L299 CfgBuilder]: Removed 18 assume(true) statements. [2021-06-05 07:43:22,348 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.06 07:43:22 BoogieIcfgContainer [2021-06-05 07:43:22,348 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-05 07:43:22,349 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-05 07:43:22,350 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-05 07:43:22,352 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-05 07:43:22,352 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.06 07:43:20" (1/3) ... [2021-06-05 07:43:22,353 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79c4a174 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.06 07:43:22, skipping insertion in model container [2021-06-05 07:43:22,353 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 07:43:21" (2/3) ... [2021-06-05 07:43:22,353 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79c4a174 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.06 07:43:22, skipping insertion in model container [2021-06-05 07:43:22,353 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.06 07:43:22" (3/3) ... [2021-06-05 07:43:22,354 INFO L111 eAbstractionObserver]: Analyzing ICFG queue_longer.i [2021-06-05 07:43:22,359 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-05 07:43:22,359 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-05 07:43:22,360 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-06-05 07:43:22,360 INFO L510 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-05 07:43:22,396 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,396 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,397 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,397 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,397 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,397 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,397 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,397 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,397 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,397 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,398 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,398 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,398 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,398 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,398 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,398 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,399 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,399 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,399 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,399 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,399 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,399 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,399 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,400 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,400 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,400 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,400 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,400 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,400 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,400 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,401 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,401 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,401 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,401 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,401 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,401 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,401 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,401 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,402 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,402 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,402 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,402 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,402 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,402 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,402 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,402 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,402 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,403 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,403 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,403 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,403 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,403 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,403 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,403 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,403 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,403 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,404 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,404 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,421 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,421 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,423 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,423 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,423 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,423 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,424 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,424 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,424 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,424 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,424 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,424 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,424 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,425 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,425 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,425 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,425 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,425 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,425 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,425 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,425 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,426 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,426 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,426 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,426 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,426 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,426 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,426 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,426 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,427 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,427 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,427 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,427 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,427 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,427 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,427 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,428 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,428 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,428 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,428 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,428 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,428 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,428 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,429 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,429 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,429 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,429 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,429 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,429 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,429 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,430 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,430 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,430 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,430 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,430 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,430 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,430 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,430 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,431 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,431 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,431 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,431 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,431 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,431 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,431 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,431 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,432 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,432 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,432 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,432 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,432 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,432 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,432 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,433 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,433 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,433 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,433 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,433 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,433 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,433 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,433 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,433 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,434 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,434 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,434 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,434 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,434 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,434 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,434 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,435 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,435 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,435 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,435 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,435 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,435 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,435 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,436 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,436 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,436 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,436 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,436 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,437 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,437 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,437 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,437 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,437 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,437 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,437 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,437 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,438 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,438 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,438 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,438 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,438 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,438 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,438 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,438 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,438 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,439 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,439 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,439 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,439 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,439 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,439 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,439 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,439 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,440 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,440 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,440 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,440 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,440 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,440 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,440 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,440 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,441 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,441 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,441 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,441 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,441 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,441 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,441 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,441 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,442 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,442 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,442 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,442 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,442 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,442 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,442 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,442 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,443 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,443 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,443 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,443 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,443 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,443 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,443 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,444 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,444 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,444 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,444 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,444 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,444 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,444 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,445 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,445 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,445 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,445 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,445 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,445 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,446 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,446 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,446 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,446 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,446 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,446 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,446 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,446 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,447 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,447 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,447 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,447 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,447 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,447 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,447 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,448 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,448 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,448 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,448 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,448 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,448 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,448 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,449 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,449 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,449 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,449 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,449 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,449 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,449 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,449 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,450 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,450 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,450 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,450 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,450 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,450 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,450 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,450 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,450 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,451 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,451 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,451 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,451 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,451 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,451 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,451 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,451 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,451 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,452 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,452 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,452 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,452 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,452 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,452 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,452 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,452 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,452 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,453 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,453 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,453 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,453 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,453 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,453 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,453 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,453 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,453 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,454 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,454 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,454 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,454 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,454 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,454 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,454 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,455 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,455 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,455 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,455 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,455 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,455 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,455 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,455 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,456 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,456 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,456 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,456 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,456 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,456 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,456 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,456 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,457 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,457 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,457 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,457 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,457 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,457 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,457 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,457 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,458 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,458 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,458 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,458 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,458 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,458 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,458 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,458 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,459 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,459 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,459 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,459 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,459 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,459 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,459 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,459 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,460 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,460 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,460 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,460 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,460 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,469 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,469 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,470 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,470 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,470 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,470 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,470 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,470 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,471 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,471 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,471 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,471 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,471 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,471 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,471 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,472 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,472 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,472 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,472 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,472 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,472 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,472 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,472 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,473 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,473 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,473 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,473 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,473 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,473 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,473 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,474 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,474 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,474 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,474 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,474 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,474 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,474 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,475 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,475 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,475 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,475 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,475 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,476 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,476 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,476 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,477 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,477 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,477 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,477 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,477 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,477 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,477 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,478 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,478 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,478 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,478 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,478 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,478 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,478 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,479 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,479 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,479 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,479 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,479 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,479 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,479 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,480 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,480 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,480 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,480 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,480 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,480 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,481 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,481 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,481 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,481 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,481 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,481 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,481 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,481 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,482 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,482 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,482 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,482 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,482 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,482 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,482 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,482 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,482 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,483 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,483 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,483 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,483 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,483 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,483 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,483 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,483 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,483 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,484 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,484 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,484 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,484 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,484 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,484 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,494 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,495 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,495 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,495 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,495 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,495 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,495 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,496 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,496 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,496 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,496 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,496 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,496 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,496 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,497 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,497 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,497 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,497 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,497 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,497 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,497 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,497 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,498 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,498 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,498 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,498 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,498 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,498 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,498 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,499 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,499 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,499 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,499 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,499 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,499 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,499 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,500 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,500 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,500 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,500 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,500 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,500 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,500 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,500 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,501 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,501 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,501 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,501 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,501 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,501 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,501 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,501 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,502 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,502 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,502 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,502 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,502 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,502 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,502 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,503 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,503 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,503 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,503 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,503 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,503 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,503 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,504 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,504 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,504 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,504 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,504 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,516 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,517 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,517 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,517 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,517 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,517 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,517 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,518 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,518 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,518 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,518 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,518 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,518 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,518 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,519 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,519 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,519 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,519 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,519 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,519 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,519 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,519 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,520 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,520 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,520 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,520 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,520 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,520 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,520 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,520 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,521 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,521 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,521 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,521 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,521 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,521 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,521 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,521 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,522 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,522 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,522 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,522 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,522 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,522 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,522 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,522 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,523 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,524 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,533 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,534 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,534 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,534 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,534 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,534 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,534 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,535 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,535 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,535 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,535 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,535 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,535 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,535 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,536 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,536 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,536 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,536 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,536 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,536 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,536 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,537 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,537 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,537 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,537 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,537 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,537 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,537 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,537 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,538 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,538 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,538 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,538 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,538 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,551 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,551 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,552 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,552 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,552 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,552 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,552 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,552 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,552 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,553 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,553 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,553 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,553 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,553 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,553 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,553 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,553 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,554 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,554 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,554 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,554 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,554 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:43:22,565 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-06-05 07:43:22,587 INFO L255 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-06-05 07:43:22,612 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-05 07:43:22,613 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-05 07:43:22,613 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-05 07:43:22,613 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-05 07:43:22,613 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-05 07:43:22,613 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-05 07:43:22,613 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-05 07:43:22,613 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-06-05 07:43:22,627 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 247 places, 257 transitions, 536 flow [2021-06-05 07:43:23,914 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 23654 states, 23649 states have (on average 2.8479428305636603) internal successors, (67351), 23653 states have internal predecessors, (67351), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 07:43:24,030 INFO L276 IsEmpty]: Start isEmpty. Operand has 23654 states, 23649 states have (on average 2.8479428305636603) internal successors, (67351), 23653 states have internal predecessors, (67351), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 07:43:24,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-06-05 07:43:24,037 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 07:43:24,037 INFO L521 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] [2021-06-05 07:43:24,038 INFO L430 AbstractCegarLoop]: === Iteration 1 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 07:43:24,042 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 07:43:24,043 INFO L82 PathProgramCache]: Analyzing trace with hash 617310073, now seen corresponding path program 1 times [2021-06-05 07:43:24,050 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 07:43:24,051 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [847789401] [2021-06-05 07:43:24,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 07:43:24,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 07:43:24,277 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 07:43:24,277 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 07:43:24,278 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [847789401] [2021-06-05 07:43:24,278 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [847789401] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 07:43:24,278 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 07:43:24,279 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-05 07:43:24,279 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1380124044] [2021-06-05 07:43:24,283 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-06-05 07:43:24,283 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 07:43:24,298 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-06-05 07:43:24,298 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-05 07:43:24,334 INFO L87 Difference]: Start difference. First operand has 23654 states, 23649 states have (on average 2.8479428305636603) internal successors, (67351), 23653 states have internal predecessors, (67351), 0 states have call successors, (0), 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) [2021-06-05 07:43:24,617 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 07:43:24,618 INFO L93 Difference]: Finished difference Result 23006 states and 64260 transitions. [2021-06-05 07:43:24,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-05 07:43:24,619 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 [2021-06-05 07:43:24,619 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 07:43:24,738 INFO L225 Difference]: With dead ends: 23006 [2021-06-05 07:43:24,739 INFO L226 Difference]: Without dead ends: 22283 [2021-06-05 07:43:24,740 INFO L777 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 [2021-06-05 07:43:25,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22283 states. [2021-06-05 07:43:25,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22283 to 22283. [2021-06-05 07:43:25,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22283 states, 22280 states have (on average 2.798653500897666) internal successors, (62354), 22282 states have internal predecessors, (62354), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 07:43:25,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22283 states to 22283 states and 62354 transitions. [2021-06-05 07:43:25,795 INFO L78 Accepts]: Start accepts. Automaton has 22283 states and 62354 transitions. Word has length 48 [2021-06-05 07:43:25,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 07:43:25,796 INFO L482 AbstractCegarLoop]: Abstraction has 22283 states and 62354 transitions. [2021-06-05 07:43:25,796 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) [2021-06-05 07:43:25,797 INFO L276 IsEmpty]: Start isEmpty. Operand 22283 states and 62354 transitions. [2021-06-05 07:43:25,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-06-05 07:43:25,811 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 07:43:25,811 INFO L521 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] [2021-06-05 07:43:25,812 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-05 07:43:25,812 INFO L430 AbstractCegarLoop]: === Iteration 2 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 07:43:25,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 07:43:25,814 INFO L82 PathProgramCache]: Analyzing trace with hash -383819529, now seen corresponding path program 1 times [2021-06-05 07:43:25,814 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 07:43:25,815 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1353956175] [2021-06-05 07:43:25,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 07:43:25,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 07:43:26,145 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 07:43:26,146 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 07:43:26,146 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1353956175] [2021-06-05 07:43:26,147 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1353956175] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 07:43:26,147 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 07:43:26,147 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-06-05 07:43:26,147 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2117845754] [2021-06-05 07:43:26,149 INFO L462 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-06-05 07:43:26,149 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 07:43:26,150 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-06-05 07:43:26,150 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2021-06-05 07:43:26,150 INFO L87 Difference]: Start difference. First operand 22283 states and 62354 transitions. Second operand has 12 states, 12 states have (on average 6.916666666666667) internal successors, (83), 12 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 07:43:26,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 07:43:26,938 INFO L93 Difference]: Finished difference Result 22280 states and 62350 transitions. [2021-06-05 07:43:26,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-05 07:43:26,939 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 6.916666666666667) internal successors, (83), 12 states have internal predecessors, (83), 0 states have call successors, (0), 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 83 [2021-06-05 07:43:26,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 07:43:26,996 INFO L225 Difference]: With dead ends: 22280 [2021-06-05 07:43:26,996 INFO L226 Difference]: Without dead ends: 22280 [2021-06-05 07:43:26,997 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 430.9ms TimeCoverageRelationStatistics Valid=135, Invalid=285, Unknown=0, NotChecked=0, Total=420 [2021-06-05 07:43:27,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22280 states. [2021-06-05 07:43:27,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22280 to 22280. [2021-06-05 07:43:27,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22280 states, 22277 states have (on average 2.798850832697401) internal successors, (62350), 22279 states have internal predecessors, (62350), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 07:43:27,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22280 states to 22280 states and 62350 transitions. [2021-06-05 07:43:27,677 INFO L78 Accepts]: Start accepts. Automaton has 22280 states and 62350 transitions. Word has length 83 [2021-06-05 07:43:27,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 07:43:27,678 INFO L482 AbstractCegarLoop]: Abstraction has 22280 states and 62350 transitions. [2021-06-05 07:43:27,678 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 6.916666666666667) internal successors, (83), 12 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 07:43:27,678 INFO L276 IsEmpty]: Start isEmpty. Operand 22280 states and 62350 transitions. [2021-06-05 07:43:27,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-06-05 07:43:27,683 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 07:43:27,684 INFO L521 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] [2021-06-05 07:43:27,684 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-05 07:43:27,684 INFO L430 AbstractCegarLoop]: === Iteration 3 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 07:43:27,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 07:43:27,685 INFO L82 PathProgramCache]: Analyzing trace with hash 1409373696, now seen corresponding path program 1 times [2021-06-05 07:43:27,685 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 07:43:27,685 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1207062425] [2021-06-05 07:43:27,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 07:43:27,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 07:43:27,750 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 07:43:27,750 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 07:43:27,750 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1207062425] [2021-06-05 07:43:27,750 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1207062425] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 07:43:27,751 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 07:43:27,751 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-05 07:43:27,751 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1037054724] [2021-06-05 07:43:27,751 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-05 07:43:27,751 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 07:43:27,752 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-05 07:43:27,752 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-05 07:43:27,752 INFO L87 Difference]: Start difference. First operand 22280 states and 62350 transitions. Second operand has 4 states, 4 states have (on average 21.0) internal successors, (84), 4 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 07:43:27,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 07:43:27,867 INFO L93 Difference]: Finished difference Result 22063 states and 61535 transitions. [2021-06-05 07:43:27,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-05 07:43:27,867 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.0) internal successors, (84), 4 states have internal predecessors, (84), 0 states have call successors, (0), 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 84 [2021-06-05 07:43:27,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 07:43:27,914 INFO L225 Difference]: With dead ends: 22063 [2021-06-05 07:43:27,914 INFO L226 Difference]: Without dead ends: 22063 [2021-06-05 07:43:27,915 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 9.5ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-06-05 07:43:28,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22063 states. [2021-06-05 07:43:28,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22063 to 22063. [2021-06-05 07:43:28,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22063 states, 22060 states have (on average 2.7894378966455124) internal successors, (61535), 22062 states have internal predecessors, (61535), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 07:43:28,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22063 states to 22063 states and 61535 transitions. [2021-06-05 07:43:28,909 INFO L78 Accepts]: Start accepts. Automaton has 22063 states and 61535 transitions. Word has length 84 [2021-06-05 07:43:28,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 07:43:28,910 INFO L482 AbstractCegarLoop]: Abstraction has 22063 states and 61535 transitions. [2021-06-05 07:43:28,910 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 21.0) internal successors, (84), 4 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 07:43:28,910 INFO L276 IsEmpty]: Start isEmpty. Operand 22063 states and 61535 transitions. [2021-06-05 07:43:28,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-06-05 07:43:28,920 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 07:43:28,920 INFO L521 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] [2021-06-05 07:43:28,921 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-05 07:43:28,921 INFO L430 AbstractCegarLoop]: === Iteration 4 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 07:43:28,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 07:43:28,921 INFO L82 PathProgramCache]: Analyzing trace with hash -1743993907, now seen corresponding path program 1 times [2021-06-05 07:43:28,921 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 07:43:28,922 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [516162731] [2021-06-05 07:43:28,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 07:43:28,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 07:43:28,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 07:43:28,972 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 07:43:28,973 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [516162731] [2021-06-05 07:43:28,973 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [516162731] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 07:43:28,973 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 07:43:28,973 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-05 07:43:28,973 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [863983586] [2021-06-05 07:43:28,973 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-05 07:43:28,974 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 07:43:28,974 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-05 07:43:28,974 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-05 07:43:28,974 INFO L87 Difference]: Start difference. First operand 22063 states and 61535 transitions. Second operand has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 07:43:29,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 07:43:29,046 INFO L93 Difference]: Finished difference Result 15355 states and 42187 transitions. [2021-06-05 07:43:29,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-05 07:43:29,046 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 0 states have call successors, (0), 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 93 [2021-06-05 07:43:29,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 07:43:29,075 INFO L225 Difference]: With dead ends: 15355 [2021-06-05 07:43:29,075 INFO L226 Difference]: Without dead ends: 15112 [2021-06-05 07:43:29,075 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.9ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-05 07:43:29,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15112 states. [2021-06-05 07:43:29,463 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15112 to 15112. [2021-06-05 07:43:29,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15112 states, 15110 states have (on average 2.7499007279947056) internal successors, (41551), 15111 states have internal predecessors, (41551), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 07:43:29,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15112 states to 15112 states and 41551 transitions. [2021-06-05 07:43:29,524 INFO L78 Accepts]: Start accepts. Automaton has 15112 states and 41551 transitions. Word has length 93 [2021-06-05 07:43:29,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 07:43:29,525 INFO L482 AbstractCegarLoop]: Abstraction has 15112 states and 41551 transitions. [2021-06-05 07:43:29,526 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 07:43:29,526 INFO L276 IsEmpty]: Start isEmpty. Operand 15112 states and 41551 transitions. [2021-06-05 07:43:29,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-06-05 07:43:29,532 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 07:43:29,533 INFO L521 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] [2021-06-05 07:43:29,533 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-05 07:43:29,533 INFO L430 AbstractCegarLoop]: === Iteration 5 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 07:43:29,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 07:43:29,533 INFO L82 PathProgramCache]: Analyzing trace with hash -477175304, now seen corresponding path program 1 times [2021-06-05 07:43:29,534 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 07:43:29,534 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [281098070] [2021-06-05 07:43:29,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 07:43:29,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 07:43:29,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 07:43:29,590 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 07:43:29,590 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [281098070] [2021-06-05 07:43:29,590 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [281098070] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 07:43:29,590 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 07:43:29,590 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-05 07:43:29,590 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [575006801] [2021-06-05 07:43:29,591 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-05 07:43:29,591 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 07:43:29,591 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-05 07:43:29,591 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-05 07:43:29,592 INFO L87 Difference]: Start difference. First operand 15112 states and 41551 transitions. Second operand has 4 states, 4 states have (on average 24.75) internal successors, (99), 4 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 07:43:29,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 07:43:29,706 INFO L93 Difference]: Finished difference Result 26661 states and 73631 transitions. [2021-06-05 07:43:29,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-05 07:43:29,707 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 24.75) internal successors, (99), 4 states have internal predecessors, (99), 0 states have call successors, (0), 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 99 [2021-06-05 07:43:29,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 07:43:29,755 INFO L225 Difference]: With dead ends: 26661 [2021-06-05 07:43:29,755 INFO L226 Difference]: Without dead ends: 26571 [2021-06-05 07:43:29,755 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.9ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-06-05 07:43:29,993 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26571 states. [2021-06-05 07:43:30,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26571 to 15217. [2021-06-05 07:43:30,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15217 states, 15215 states have (on average 2.7484719027275717) internal successors, (41818), 15216 states have internal predecessors, (41818), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 07:43:30,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15217 states to 15217 states and 41818 transitions. [2021-06-05 07:43:30,384 INFO L78 Accepts]: Start accepts. Automaton has 15217 states and 41818 transitions. Word has length 99 [2021-06-05 07:43:30,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 07:43:30,386 INFO L482 AbstractCegarLoop]: Abstraction has 15217 states and 41818 transitions. [2021-06-05 07:43:30,386 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 24.75) internal successors, (99), 4 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 07:43:30,386 INFO L276 IsEmpty]: Start isEmpty. Operand 15217 states and 41818 transitions. [2021-06-05 07:43:30,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-06-05 07:43:30,393 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 07:43:30,393 INFO L521 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] [2021-06-05 07:43:30,393 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-05 07:43:30,393 INFO L430 AbstractCegarLoop]: === Iteration 6 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 07:43:30,394 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 07:43:30,394 INFO L82 PathProgramCache]: Analyzing trace with hash 1731505684, now seen corresponding path program 1 times [2021-06-05 07:43:30,394 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 07:43:30,394 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [484418692] [2021-06-05 07:43:30,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 07:43:30,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 07:43:30,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 07:43:30,759 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 07:43:30,759 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [484418692] [2021-06-05 07:43:30,759 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [484418692] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 07:43:30,759 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 07:43:30,760 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2021-06-05 07:43:30,760 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1490477171] [2021-06-05 07:43:30,760 INFO L462 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-06-05 07:43:30,761 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 07:43:30,761 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-06-05 07:43:30,761 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=192, Unknown=0, NotChecked=0, Total=240 [2021-06-05 07:43:30,762 INFO L87 Difference]: Start difference. First operand 15217 states and 41818 transitions. Second operand has 16 states, 16 states have (on average 6.25) internal successors, (100), 16 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 07:43:31,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 07:43:31,727 INFO L93 Difference]: Finished difference Result 15327 states and 42117 transitions. [2021-06-05 07:43:31,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-05 07:43:31,727 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 6.25) internal successors, (100), 16 states have internal predecessors, (100), 0 states have call successors, (0), 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 100 [2021-06-05 07:43:31,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 07:43:31,748 INFO L225 Difference]: With dead ends: 15327 [2021-06-05 07:43:31,748 INFO L226 Difference]: Without dead ends: 15327 [2021-06-05 07:43:31,751 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 112 ImplicationChecksByTransitivity, 693.6ms TimeCoverageRelationStatistics Valid=223, Invalid=533, Unknown=0, NotChecked=0, Total=756 [2021-06-05 07:43:31,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15327 states. [2021-06-05 07:43:32,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15327 to 15267. [2021-06-05 07:43:32,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15267 states, 15265 states have (on average 2.748444153291844) internal successors, (41955), 15266 states have internal predecessors, (41955), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 07:43:32,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15267 states to 15267 states and 41955 transitions. [2021-06-05 07:43:32,175 INFO L78 Accepts]: Start accepts. Automaton has 15267 states and 41955 transitions. Word has length 100 [2021-06-05 07:43:32,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 07:43:32,175 INFO L482 AbstractCegarLoop]: Abstraction has 15267 states and 41955 transitions. [2021-06-05 07:43:32,176 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 6.25) internal successors, (100), 16 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 07:43:32,176 INFO L276 IsEmpty]: Start isEmpty. Operand 15267 states and 41955 transitions. [2021-06-05 07:43:32,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-06-05 07:43:32,183 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 07:43:32,183 INFO L521 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] [2021-06-05 07:43:32,183 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-06-05 07:43:32,184 INFO L430 AbstractCegarLoop]: === Iteration 7 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 07:43:32,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 07:43:32,184 INFO L82 PathProgramCache]: Analyzing trace with hash 588694202, now seen corresponding path program 1 times [2021-06-05 07:43:32,184 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 07:43:32,184 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1790401547] [2021-06-05 07:43:32,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 07:43:32,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 07:43:32,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 07:43:32,955 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 07:43:32,957 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1790401547] [2021-06-05 07:43:32,958 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1790401547] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 07:43:32,958 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 07:43:32,958 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [] total 27 [2021-06-05 07:43:32,958 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1249694830] [2021-06-05 07:43:32,958 INFO L462 AbstractCegarLoop]: Interpolant automaton has 27 states [2021-06-05 07:43:32,958 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 07:43:32,959 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-06-05 07:43:32,959 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=628, Unknown=0, NotChecked=0, Total=702 [2021-06-05 07:43:32,959 INFO L87 Difference]: Start difference. First operand 15267 states and 41955 transitions. Second operand has 27 states, 27 states have (on average 3.8518518518518516) internal successors, (104), 27 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 07:43:33,490 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 37 [2021-06-05 07:43:35,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 07:43:35,463 INFO L93 Difference]: Finished difference Result 15277 states and 41997 transitions. [2021-06-05 07:43:35,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-05 07:43:35,463 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 27 states have (on average 3.8518518518518516) internal successors, (104), 27 states have internal predecessors, (104), 0 states have call successors, (0), 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 104 [2021-06-05 07:43:35,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 07:43:35,482 INFO L225 Difference]: With dead ends: 15277 [2021-06-05 07:43:35,483 INFO L226 Difference]: Without dead ends: 15262 [2021-06-05 07:43:35,483 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 461 ImplicationChecksByTransitivity, 2083.6ms TimeCoverageRelationStatistics Valid=466, Invalid=1984, Unknown=0, NotChecked=0, Total=2450 [2021-06-05 07:43:35,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15262 states. [2021-06-05 07:43:35,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15262 to 15262. [2021-06-05 07:43:35,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15262 states, 15260 states have (on average 2.750524246395806) internal successors, (41973), 15261 states have internal predecessors, (41973), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 07:43:35,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15262 states to 15262 states and 41973 transitions. [2021-06-05 07:43:35,818 INFO L78 Accepts]: Start accepts. Automaton has 15262 states and 41973 transitions. Word has length 104 [2021-06-05 07:43:35,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 07:43:35,819 INFO L482 AbstractCegarLoop]: Abstraction has 15262 states and 41973 transitions. [2021-06-05 07:43:35,819 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 27 states, 27 states have (on average 3.8518518518518516) internal successors, (104), 27 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 07:43:35,819 INFO L276 IsEmpty]: Start isEmpty. Operand 15262 states and 41973 transitions. [2021-06-05 07:43:35,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-06-05 07:43:35,834 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 07:43:35,834 INFO L521 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] [2021-06-05 07:43:35,834 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-06-05 07:43:35,835 INFO L430 AbstractCegarLoop]: === Iteration 8 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 07:43:35,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 07:43:35,835 INFO L82 PathProgramCache]: Analyzing trace with hash -1887066075, now seen corresponding path program 1 times [2021-06-05 07:43:35,835 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 07:43:35,835 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1505807367] [2021-06-05 07:43:35,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 07:43:35,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 07:43:36,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 07:43:36,250 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 07:43:36,250 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1505807367] [2021-06-05 07:43:36,251 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1505807367] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 07:43:36,251 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 07:43:36,251 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2021-06-05 07:43:36,251 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1169374060] [2021-06-05 07:43:36,252 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 07:43:36,252 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 07:43:36,252 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 07:43:36,252 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=311, Unknown=0, NotChecked=0, Total=380 [2021-06-05 07:43:36,252 INFO L87 Difference]: Start difference. First operand 15262 states and 41973 transitions. Second operand has 20 states, 20 states have (on average 5.25) internal successors, (105), 20 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 07:43:37,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 07:43:37,344 INFO L93 Difference]: Finished difference Result 17982 states and 49376 transitions. [2021-06-05 07:43:37,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-05 07:43:37,344 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 5.25) internal successors, (105), 20 states have internal predecessors, (105), 0 states have call successors, (0), 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 105 [2021-06-05 07:43:37,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 07:43:37,372 INFO L225 Difference]: With dead ends: 17982 [2021-06-05 07:43:37,372 INFO L226 Difference]: Without dead ends: 17982 [2021-06-05 07:43:37,373 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 4 SyntacticMatches, 2 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 247 ImplicationChecksByTransitivity, 844.0ms TimeCoverageRelationStatistics Valid=313, Invalid=947, Unknown=0, NotChecked=0, Total=1260 [2021-06-05 07:43:37,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17982 states. [2021-06-05 07:43:37,767 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17982 to 16042. [2021-06-05 07:43:37,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16042 states, 16040 states have (on average 2.748067331670823) internal successors, (44079), 16041 states have internal predecessors, (44079), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 07:43:37,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16042 states to 16042 states and 44079 transitions. [2021-06-05 07:43:37,829 INFO L78 Accepts]: Start accepts. Automaton has 16042 states and 44079 transitions. Word has length 105 [2021-06-05 07:43:37,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 07:43:37,829 INFO L482 AbstractCegarLoop]: Abstraction has 16042 states and 44079 transitions. [2021-06-05 07:43:37,829 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 5.25) internal successors, (105), 20 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 07:43:37,829 INFO L276 IsEmpty]: Start isEmpty. Operand 16042 states and 44079 transitions. [2021-06-05 07:43:37,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-06-05 07:43:37,836 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 07:43:37,836 INFO L521 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] [2021-06-05 07:43:37,836 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-06-05 07:43:37,837 INFO L430 AbstractCegarLoop]: === Iteration 9 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 07:43:37,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 07:43:37,837 INFO L82 PathProgramCache]: Analyzing trace with hash -1261951723, now seen corresponding path program 2 times [2021-06-05 07:43:37,837 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 07:43:37,837 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1901526483] [2021-06-05 07:43:37,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 07:43:37,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 07:43:38,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 07:43:38,630 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 07:43:38,631 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1901526483] [2021-06-05 07:43:38,631 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1901526483] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 07:43:38,631 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 07:43:38,631 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2021-06-05 07:43:38,631 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [176307453] [2021-06-05 07:43:38,631 INFO L462 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-06-05 07:43:38,632 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 07:43:38,632 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-06-05 07:43:38,632 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=677, Unknown=0, NotChecked=0, Total=756 [2021-06-05 07:43:38,632 INFO L87 Difference]: Start difference. First operand 16042 states and 44079 transitions. Second operand has 28 states, 28 states have (on average 3.75) internal successors, (105), 28 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 07:43:39,937 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 56 [2021-06-05 07:43:41,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 07:43:41,094 INFO L93 Difference]: Finished difference Result 18485 states and 50800 transitions. [2021-06-05 07:43:41,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-05 07:43:41,103 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 3.75) internal successors, (105), 28 states have internal predecessors, (105), 0 states have call successors, (0), 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 105 [2021-06-05 07:43:41,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 07:43:41,124 INFO L225 Difference]: With dead ends: 18485 [2021-06-05 07:43:41,125 INFO L226 Difference]: Without dead ends: 18260 [2021-06-05 07:43:41,125 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 443 ImplicationChecksByTransitivity, 2292.7ms TimeCoverageRelationStatistics Valid=515, Invalid=2035, Unknown=0, NotChecked=0, Total=2550 [2021-06-05 07:43:41,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18260 states. [2021-06-05 07:43:41,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18260 to 16342. [2021-06-05 07:43:41,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16342 states, 16340 states have (on average 2.752264381884945) internal successors, (44972), 16341 states have internal predecessors, (44972), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 07:43:41,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16342 states to 16342 states and 44972 transitions. [2021-06-05 07:43:41,411 INFO L78 Accepts]: Start accepts. Automaton has 16342 states and 44972 transitions. Word has length 105 [2021-06-05 07:43:41,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 07:43:41,411 INFO L482 AbstractCegarLoop]: Abstraction has 16342 states and 44972 transitions. [2021-06-05 07:43:41,411 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 3.75) internal successors, (105), 28 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 07:43:41,411 INFO L276 IsEmpty]: Start isEmpty. Operand 16342 states and 44972 transitions. [2021-06-05 07:43:41,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-06-05 07:43:41,419 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 07:43:41,419 INFO L521 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] [2021-06-05 07:43:41,419 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-06-05 07:43:41,420 INFO L430 AbstractCegarLoop]: === Iteration 10 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 07:43:41,420 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 07:43:41,420 INFO L82 PathProgramCache]: Analyzing trace with hash 1732922443, now seen corresponding path program 1 times [2021-06-05 07:43:41,420 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 07:43:41,420 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1781560654] [2021-06-05 07:43:41,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 07:43:41,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 07:43:42,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 07:43:42,141 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 07:43:42,141 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1781560654] [2021-06-05 07:43:42,141 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1781560654] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 07:43:42,141 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 07:43:42,141 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [30] imperfect sequences [] total 30 [2021-06-05 07:43:42,141 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [774639220] [2021-06-05 07:43:42,141 INFO L462 AbstractCegarLoop]: Interpolant automaton has 30 states [2021-06-05 07:43:42,142 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 07:43:42,142 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-06-05 07:43:42,142 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=785, Unknown=0, NotChecked=0, Total=870 [2021-06-05 07:43:42,142 INFO L87 Difference]: Start difference. First operand 16342 states and 44972 transitions. Second operand has 30 states, 30 states have (on average 3.6333333333333333) internal successors, (109), 30 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 07:43:43,327 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 55 [2021-06-05 07:43:44,018 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 61 [2021-06-05 07:43:44,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 07:43:44,489 INFO L93 Difference]: Finished difference Result 18538 states and 51034 transitions. [2021-06-05 07:43:44,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-05 07:43:44,490 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 30 states have (on average 3.6333333333333333) internal successors, (109), 30 states have internal predecessors, (109), 0 states have call successors, (0), 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 109 [2021-06-05 07:43:44,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 07:43:44,510 INFO L225 Difference]: With dead ends: 18538 [2021-06-05 07:43:44,510 INFO L226 Difference]: Without dead ends: 17908 [2021-06-05 07:43:44,511 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 567 ImplicationChecksByTransitivity, 2048.4ms TimeCoverageRelationStatistics Valid=545, Invalid=2317, Unknown=0, NotChecked=0, Total=2862 [2021-06-05 07:43:44,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17908 states. [2021-06-05 07:43:44,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17908 to 15487. [2021-06-05 07:43:44,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15487 states, 15485 states have (on average 2.754342912495964) internal successors, (42651), 15486 states have internal predecessors, (42651), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 07:43:44,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15487 states to 15487 states and 42651 transitions. [2021-06-05 07:43:44,757 INFO L78 Accepts]: Start accepts. Automaton has 15487 states and 42651 transitions. Word has length 109 [2021-06-05 07:43:44,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 07:43:44,757 INFO L482 AbstractCegarLoop]: Abstraction has 15487 states and 42651 transitions. [2021-06-05 07:43:44,757 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 30 states, 30 states have (on average 3.6333333333333333) internal successors, (109), 30 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 07:43:44,757 INFO L276 IsEmpty]: Start isEmpty. Operand 15487 states and 42651 transitions. [2021-06-05 07:43:44,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-06-05 07:43:44,762 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 07:43:44,762 INFO L521 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] [2021-06-05 07:43:44,762 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-06-05 07:43:44,762 INFO L430 AbstractCegarLoop]: === Iteration 11 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 07:43:44,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 07:43:44,763 INFO L82 PathProgramCache]: Analyzing trace with hash -1462976531, now seen corresponding path program 2 times [2021-06-05 07:43:44,763 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 07:43:44,763 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [145341758] [2021-06-05 07:43:44,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 07:43:44,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 07:43:45,550 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 07:43:45,550 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 07:43:45,550 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [145341758] [2021-06-05 07:43:45,550 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [145341758] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 07:43:45,550 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 07:43:45,551 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2021-06-05 07:43:45,551 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1265744674] [2021-06-05 07:43:45,551 INFO L462 AbstractCegarLoop]: Interpolant automaton has 29 states [2021-06-05 07:43:45,551 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 07:43:45,551 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-06-05 07:43:45,552 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=733, Unknown=0, NotChecked=0, Total=812 [2021-06-05 07:43:45,552 INFO L87 Difference]: Start difference. First operand 15487 states and 42651 transitions. Second operand has 29 states, 29 states have (on average 3.7586206896551726) internal successors, (109), 29 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 07:43:47,568 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 66 [2021-06-05 07:43:47,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 07:43:47,983 INFO L93 Difference]: Finished difference Result 15463 states and 42602 transitions. [2021-06-05 07:43:47,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-05 07:43:47,984 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 29 states have (on average 3.7586206896551726) internal successors, (109), 29 states have internal predecessors, (109), 0 states have call successors, (0), 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 109 [2021-06-05 07:43:47,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 07:43:48,006 INFO L225 Difference]: With dead ends: 15463 [2021-06-05 07:43:48,006 INFO L226 Difference]: Without dead ends: 15373 [2021-06-05 07:43:48,007 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 459 ImplicationChecksByTransitivity, 2215.5ms TimeCoverageRelationStatistics Valid=539, Invalid=2217, Unknown=0, NotChecked=0, Total=2756 [2021-06-05 07:43:48,057 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15373 states. [2021-06-05 07:43:48,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15373 to 14527. [2021-06-05 07:43:48,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14527 states, 14526 states have (on average 2.7556794712928543) internal successors, (40029), 14526 states have internal predecessors, (40029), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 07:43:48,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14527 states to 14527 states and 40029 transitions. [2021-06-05 07:43:48,217 INFO L78 Accepts]: Start accepts. Automaton has 14527 states and 40029 transitions. Word has length 109 [2021-06-05 07:43:48,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 07:43:48,218 INFO L482 AbstractCegarLoop]: Abstraction has 14527 states and 40029 transitions. [2021-06-05 07:43:48,218 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 29 states, 29 states have (on average 3.7586206896551726) internal successors, (109), 29 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 07:43:48,218 INFO L276 IsEmpty]: Start isEmpty. Operand 14527 states and 40029 transitions. [2021-06-05 07:43:48,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2021-06-05 07:43:48,230 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 07:43:48,230 INFO L521 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 07:43:48,230 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-06-05 07:43:48,230 INFO L430 AbstractCegarLoop]: === Iteration 12 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 07:43:48,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 07:43:48,230 INFO L82 PathProgramCache]: Analyzing trace with hash 1328138375, now seen corresponding path program 1 times [2021-06-05 07:43:48,231 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 07:43:48,231 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [637922696] [2021-06-05 07:43:48,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 07:43:48,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 07:43:48,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 07:43:48,266 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 07:43:48,266 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [637922696] [2021-06-05 07:43:48,267 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [637922696] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 07:43:48,267 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 07:43:48,267 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-05 07:43:48,267 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [659588620] [2021-06-05 07:43:48,267 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-05 07:43:48,267 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 07:43:48,268 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-05 07:43:48,268 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-05 07:43:48,268 INFO L87 Difference]: Start difference. First operand 14527 states and 40029 transitions. Second operand has 3 states, 3 states have (on average 57.0) internal successors, (171), 3 states have internal predecessors, (171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 07:43:48,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 07:43:48,307 INFO L93 Difference]: Finished difference Result 7076 states and 18145 transitions. [2021-06-05 07:43:48,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-05 07:43:48,307 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 57.0) internal successors, (171), 3 states have internal predecessors, (171), 0 states have call successors, (0), 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 171 [2021-06-05 07:43:48,307 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 07:43:48,317 INFO L225 Difference]: With dead ends: 7076 [2021-06-05 07:43:48,317 INFO L226 Difference]: Without dead ends: 7076 [2021-06-05 07:43:48,317 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.2ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-05 07:43:48,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7076 states. [2021-06-05 07:43:48,400 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7076 to 5822. [2021-06-05 07:43:48,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5822 states, 5820 states have (on average 2.566838487972509) internal successors, (14939), 5821 states have internal predecessors, (14939), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 07:43:48,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5822 states to 5822 states and 14939 transitions. [2021-06-05 07:43:48,420 INFO L78 Accepts]: Start accepts. Automaton has 5822 states and 14939 transitions. Word has length 171 [2021-06-05 07:43:48,421 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 07:43:48,421 INFO L482 AbstractCegarLoop]: Abstraction has 5822 states and 14939 transitions. [2021-06-05 07:43:48,421 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 57.0) internal successors, (171), 3 states have internal predecessors, (171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 07:43:48,421 INFO L276 IsEmpty]: Start isEmpty. Operand 5822 states and 14939 transitions. [2021-06-05 07:43:48,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2021-06-05 07:43:48,431 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 07:43:48,431 INFO L521 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 07:43:48,431 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-06-05 07:43:48,431 INFO L430 AbstractCegarLoop]: === Iteration 13 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 07:43:48,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 07:43:48,432 INFO L82 PathProgramCache]: Analyzing trace with hash 307883539, now seen corresponding path program 1 times [2021-06-05 07:43:48,432 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 07:43:48,432 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2092187807] [2021-06-05 07:43:48,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 07:43:48,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 07:43:49,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 07:43:49,657 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 07:43:49,657 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2092187807] [2021-06-05 07:43:49,657 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2092187807] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 07:43:49,657 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 07:43:49,657 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2021-06-05 07:43:49,657 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1324234277] [2021-06-05 07:43:49,658 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-05 07:43:49,658 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 07:43:49,658 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-05 07:43:49,658 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=323, Unknown=0, NotChecked=0, Total=380 [2021-06-05 07:43:49,658 INFO L87 Difference]: Start difference. First operand 5822 states and 14939 transitions. Second operand has 20 states, 20 states have (on average 8.6) internal successors, (172), 20 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 07:43:50,544 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 49 [2021-06-05 07:43:50,743 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 68 [2021-06-05 07:43:50,923 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 66 [2021-06-05 07:43:51,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 07:43:51,310 INFO L93 Difference]: Finished difference Result 5780 states and 14812 transitions. [2021-06-05 07:43:51,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-05 07:43:51,310 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 8.6) internal successors, (172), 20 states have internal predecessors, (172), 0 states have call successors, (0), 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 172 [2021-06-05 07:43:51,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 07:43:51,316 INFO L225 Difference]: With dead ends: 5780 [2021-06-05 07:43:51,316 INFO L226 Difference]: Without dead ends: 5780 [2021-06-05 07:43:51,316 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 15 SyntacticMatches, 9 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 223 ImplicationChecksByTransitivity, 1998.6ms TimeCoverageRelationStatistics Valid=239, Invalid=817, Unknown=0, NotChecked=0, Total=1056 [2021-06-05 07:43:51,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5780 states. [2021-06-05 07:43:51,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5780 to 5486. [2021-06-05 07:43:51,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5486 states, 5484 states have (on average 2.5656455142231946) internal successors, (14070), 5485 states have internal predecessors, (14070), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 07:43:51,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5486 states to 5486 states and 14070 transitions. [2021-06-05 07:43:51,377 INFO L78 Accepts]: Start accepts. Automaton has 5486 states and 14070 transitions. Word has length 172 [2021-06-05 07:43:51,377 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 07:43:51,377 INFO L482 AbstractCegarLoop]: Abstraction has 5486 states and 14070 transitions. [2021-06-05 07:43:51,377 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 8.6) internal successors, (172), 20 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 07:43:51,377 INFO L276 IsEmpty]: Start isEmpty. Operand 5486 states and 14070 transitions. [2021-06-05 07:43:51,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2021-06-05 07:43:51,384 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 07:43:51,384 INFO L521 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 07:43:51,384 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-06-05 07:43:51,384 INFO L430 AbstractCegarLoop]: === Iteration 14 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 07:43:51,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 07:43:51,385 INFO L82 PathProgramCache]: Analyzing trace with hash -399593919, now seen corresponding path program 1 times [2021-06-05 07:43:51,385 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 07:43:51,385 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [265638713] [2021-06-05 07:43:51,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 07:43:51,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 07:43:52,061 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 07:43:52,061 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 07:43:52,061 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [265638713] [2021-06-05 07:43:52,061 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [265638713] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 07:43:52,062 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 07:43:52,062 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [30] imperfect sequences [] total 30 [2021-06-05 07:43:52,062 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1637938045] [2021-06-05 07:43:52,062 INFO L462 AbstractCegarLoop]: Interpolant automaton has 30 states [2021-06-05 07:43:52,062 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 07:43:52,062 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-06-05 07:43:52,063 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=116, Invalid=754, Unknown=0, NotChecked=0, Total=870 [2021-06-05 07:43:52,063 INFO L87 Difference]: Start difference. First operand 5486 states and 14070 transitions. Second operand has 30 states, 30 states have (on average 5.866666666666666) internal successors, (176), 30 states have internal predecessors, (176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 07:43:54,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 07:43:54,788 INFO L93 Difference]: Finished difference Result 7004 states and 17949 transitions. [2021-06-05 07:43:54,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-05 07:43:54,789 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 30 states have (on average 5.866666666666666) internal successors, (176), 30 states have internal predecessors, (176), 0 states have call successors, (0), 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 [2021-06-05 07:43:54,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 07:43:54,796 INFO L225 Difference]: With dead ends: 7004 [2021-06-05 07:43:54,796 INFO L226 Difference]: Without dead ends: 7004 [2021-06-05 07:43:54,797 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 9 SyntacticMatches, 2 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 798 ImplicationChecksByTransitivity, 2437.8ms TimeCoverageRelationStatistics Valid=766, Invalid=2894, Unknown=0, NotChecked=0, Total=3660 [2021-06-05 07:43:54,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7004 states. [2021-06-05 07:43:54,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7004 to 6390. [2021-06-05 07:43:54,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6390 states, 6388 states have (on average 2.5671571696931745) internal successors, (16399), 6389 states have internal predecessors, (16399), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 07:43:54,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6390 states to 6390 states and 16399 transitions. [2021-06-05 07:43:54,872 INFO L78 Accepts]: Start accepts. Automaton has 6390 states and 16399 transitions. Word has length 176 [2021-06-05 07:43:54,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 07:43:54,873 INFO L482 AbstractCegarLoop]: Abstraction has 6390 states and 16399 transitions. [2021-06-05 07:43:54,873 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 30 states, 30 states have (on average 5.866666666666666) internal successors, (176), 30 states have internal predecessors, (176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 07:43:54,873 INFO L276 IsEmpty]: Start isEmpty. Operand 6390 states and 16399 transitions. [2021-06-05 07:43:54,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2021-06-05 07:43:54,881 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 07:43:54,882 INFO L521 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 07:43:54,882 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-06-05 07:43:54,882 INFO L430 AbstractCegarLoop]: === Iteration 15 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 07:43:54,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 07:43:54,882 INFO L82 PathProgramCache]: Analyzing trace with hash -1262122175, now seen corresponding path program 2 times [2021-06-05 07:43:54,882 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 07:43:54,882 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1188151989] [2021-06-05 07:43:54,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 07:43:54,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 07:43:55,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 07:43:55,901 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 07:43:55,901 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1188151989] [2021-06-05 07:43:55,901 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1188151989] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 07:43:55,901 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 07:43:55,901 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [36] imperfect sequences [] total 36 [2021-06-05 07:43:55,901 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1687699437] [2021-06-05 07:43:55,901 INFO L462 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-06-05 07:43:55,901 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 07:43:55,902 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-06-05 07:43:55,902 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=152, Invalid=1108, Unknown=0, NotChecked=0, Total=1260 [2021-06-05 07:43:55,902 INFO L87 Difference]: Start difference. First operand 6390 states and 16399 transitions. Second operand has 36 states, 36 states have (on average 4.888888888888889) internal successors, (176), 36 states have internal predecessors, (176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 07:43:57,819 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 58 [2021-06-05 07:44:00,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 07:44:00,065 INFO L93 Difference]: Finished difference Result 10790 states and 27903 transitions. [2021-06-05 07:44:00,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-05 07:44:00,066 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 36 states have (on average 4.888888888888889) internal successors, (176), 36 states have internal predecessors, (176), 0 states have call successors, (0), 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 [2021-06-05 07:44:00,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 07:44:00,078 INFO L225 Difference]: With dead ends: 10790 [2021-06-05 07:44:00,078 INFO L226 Difference]: Without dead ends: 10790 [2021-06-05 07:44:00,079 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 6 SyntacticMatches, 6 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1280 ImplicationChecksByTransitivity, 3692.5ms TimeCoverageRelationStatistics Valid=1102, Invalid=4300, Unknown=0, NotChecked=0, Total=5402 [2021-06-05 07:44:00,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10790 states. [2021-06-05 07:44:00,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10790 to 9241. [2021-06-05 07:44:00,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9241 states, 9239 states have (on average 2.594436627340621) internal successors, (23970), 9240 states have internal predecessors, (23970), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 07:44:00,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9241 states to 9241 states and 23970 transitions. [2021-06-05 07:44:00,241 INFO L78 Accepts]: Start accepts. Automaton has 9241 states and 23970 transitions. Word has length 176 [2021-06-05 07:44:00,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 07:44:00,241 INFO L482 AbstractCegarLoop]: Abstraction has 9241 states and 23970 transitions. [2021-06-05 07:44:00,241 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 36 states, 36 states have (on average 4.888888888888889) internal successors, (176), 36 states have internal predecessors, (176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 07:44:00,241 INFO L276 IsEmpty]: Start isEmpty. Operand 9241 states and 23970 transitions. [2021-06-05 07:44:00,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2021-06-05 07:44:00,251 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 07:44:00,252 INFO L521 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 07:44:00,252 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-06-05 07:44:00,252 INFO L430 AbstractCegarLoop]: === Iteration 16 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 07:44:00,252 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 07:44:00,252 INFO L82 PathProgramCache]: Analyzing trace with hash -788395354, now seen corresponding path program 1 times [2021-06-05 07:44:00,252 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 07:44:00,253 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [983189703] [2021-06-05 07:44:00,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 07:44:00,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 07:44:00,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 07:44:00,989 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 07:44:00,989 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [983189703] [2021-06-05 07:44:00,989 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [983189703] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 07:44:00,989 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 07:44:00,989 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2021-06-05 07:44:00,990 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2125211407] [2021-06-05 07:44:00,990 INFO L462 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-06-05 07:44:00,990 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 07:44:00,990 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-06-05 07:44:00,991 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=655, Unknown=0, NotChecked=0, Total=756 [2021-06-05 07:44:00,991 INFO L87 Difference]: Start difference. First operand 9241 states and 23970 transitions. Second operand has 28 states, 28 states have (on average 6.428571428571429) internal successors, (180), 28 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 07:44:03,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 07:44:03,121 INFO L93 Difference]: Finished difference Result 8320 states and 21398 transitions. [2021-06-05 07:44:03,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-06-05 07:44:03,121 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 6.428571428571429) internal successors, (180), 28 states have internal predecessors, (180), 0 states have call successors, (0), 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 180 [2021-06-05 07:44:03,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 07:44:03,130 INFO L225 Difference]: With dead ends: 8320 [2021-06-05 07:44:03,130 INFO L226 Difference]: Without dead ends: 8320 [2021-06-05 07:44:03,131 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 7 SyntacticMatches, 4 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 562 ImplicationChecksByTransitivity, 2059.3ms TimeCoverageRelationStatistics Valid=634, Invalid=2122, Unknown=0, NotChecked=0, Total=2756 [2021-06-05 07:44:03,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8320 states. [2021-06-05 07:44:03,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8320 to 8026. [2021-06-05 07:44:03,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8026 states, 8024 states have (on average 2.5742771684945165) internal successors, (20656), 8025 states have internal predecessors, (20656), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 07:44:03,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8026 states to 8026 states and 20656 transitions. [2021-06-05 07:44:03,237 INFO L78 Accepts]: Start accepts. Automaton has 8026 states and 20656 transitions. Word has length 180 [2021-06-05 07:44:03,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 07:44:03,238 INFO L482 AbstractCegarLoop]: Abstraction has 8026 states and 20656 transitions. [2021-06-05 07:44:03,238 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 6.428571428571429) internal successors, (180), 28 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 07:44:03,238 INFO L276 IsEmpty]: Start isEmpty. Operand 8026 states and 20656 transitions. [2021-06-05 07:44:03,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-06-05 07:44:03,245 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 07:44:03,245 INFO L521 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 07:44:03,245 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-06-05 07:44:03,245 INFO L430 AbstractCegarLoop]: === Iteration 17 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 07:44:03,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 07:44:03,246 INFO L82 PathProgramCache]: Analyzing trace with hash -858234869, now seen corresponding path program 1 times [2021-06-05 07:44:03,246 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 07:44:03,246 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1047998070] [2021-06-05 07:44:03,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 07:44:03,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 07:44:03,956 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 42 [2021-06-05 07:44:04,181 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2021-06-05 07:44:04,403 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 46 [2021-06-05 07:44:05,686 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 49 [2021-06-05 07:44:08,756 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 07:44:08,757 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 07:44:08,757 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1047998070] [2021-06-05 07:44:08,757 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1047998070] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 07:44:08,757 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 07:44:08,757 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-06-05 07:44:08,757 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [674672413] [2021-06-05 07:44:08,758 INFO L462 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-06-05 07:44:08,758 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 07:44:08,759 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-06-05 07:44:08,759 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=184, Invalid=2572, Unknown=0, NotChecked=0, Total=2756 [2021-06-05 07:44:08,760 INFO L87 Difference]: Start difference. First operand 8026 states and 20656 transitions. Second operand has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 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) [2021-06-05 07:44:10,914 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 51 [2021-06-05 07:44:11,650 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 44 [2021-06-05 07:44:12,386 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 52 [2021-06-05 07:44:13,072 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 56 [2021-06-05 07:44:13,753 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 59 [2021-06-05 07:44:14,492 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 61 [2021-06-05 07:44:15,089 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 86 [2021-06-05 07:44:15,742 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 84 [2021-06-05 07:44:16,597 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 59 [2021-06-05 07:44:18,163 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 79 [2021-06-05 07:44:18,436 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 83 [2021-06-05 07:44:18,708 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 72 [2021-06-05 07:44:20,431 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 84 [2021-06-05 07:44:22,811 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2021-06-05 07:44:24,684 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 66 [2021-06-05 07:44:24,920 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 73 [2021-06-05 07:44:25,832 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 75 [2021-06-05 07:44:26,805 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 07:44:26,805 INFO L93 Difference]: Finished difference Result 11919 states and 30719 transitions. [2021-06-05 07:44:26,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2021-06-05 07:44:26,805 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 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 184 [2021-06-05 07:44:26,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 07:44:26,818 INFO L225 Difference]: With dead ends: 11919 [2021-06-05 07:44:26,818 INFO L226 Difference]: Without dead ends: 11499 [2021-06-05 07:44:26,821 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 25 SyntacticMatches, 5 SemanticMatches, 126 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4368 ImplicationChecksByTransitivity, 16465.3ms TimeCoverageRelationStatistics Valid=1536, Invalid=14720, Unknown=0, NotChecked=0, Total=16256 [2021-06-05 07:44:26,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11499 states. [2021-06-05 07:44:26,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11499 to 9438. [2021-06-05 07:44:26,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9438 states, 9436 states have (on average 2.5559559135226793) internal successors, (24118), 9437 states have internal predecessors, (24118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 07:44:26,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9438 states to 9438 states and 24118 transitions. [2021-06-05 07:44:26,938 INFO L78 Accepts]: Start accepts. Automaton has 9438 states and 24118 transitions. Word has length 184 [2021-06-05 07:44:26,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 07:44:26,939 INFO L482 AbstractCegarLoop]: Abstraction has 9438 states and 24118 transitions. [2021-06-05 07:44:26,939 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 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) [2021-06-05 07:44:26,939 INFO L276 IsEmpty]: Start isEmpty. Operand 9438 states and 24118 transitions. [2021-06-05 07:44:26,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-06-05 07:44:26,947 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 07:44:26,947 INFO L521 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 07:44:26,947 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-06-05 07:44:26,947 INFO L430 AbstractCegarLoop]: === Iteration 18 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 07:44:26,947 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 07:44:26,947 INFO L82 PathProgramCache]: Analyzing trace with hash -1302633973, now seen corresponding path program 2 times [2021-06-05 07:44:26,947 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 07:44:26,948 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1942976072] [2021-06-05 07:44:26,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 07:44:26,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 07:44:27,792 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 42 [2021-06-05 07:44:28,035 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2021-06-05 07:44:28,315 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 46 [2021-06-05 07:44:29,726 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 45 [2021-06-05 07:44:29,954 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 49 [2021-06-05 07:44:33,801 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 07:44:33,802 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 07:44:33,802 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1942976072] [2021-06-05 07:44:33,802 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1942976072] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 07:44:33,802 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 07:44:33,802 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-06-05 07:44:33,802 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1984384690] [2021-06-05 07:44:33,802 INFO L462 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-06-05 07:44:33,802 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 07:44:33,803 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-06-05 07:44:33,804 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=182, Invalid=2574, Unknown=0, NotChecked=0, Total=2756 [2021-06-05 07:44:33,804 INFO L87 Difference]: Start difference. First operand 9438 states and 24118 transitions. Second operand has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 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) [2021-06-05 07:44:36,930 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 51 [2021-06-05 07:44:37,753 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 48 [2021-06-05 07:44:39,285 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 52 [2021-06-05 07:44:40,107 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 56 [2021-06-05 07:44:40,928 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 59 [2021-06-05 07:44:41,815 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 61 [2021-06-05 07:44:42,974 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 86 [2021-06-05 07:44:44,156 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 84 [2021-06-05 07:44:46,401 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 69 [2021-06-05 07:44:49,950 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 79 [2021-06-05 07:44:50,405 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 83 [2021-06-05 07:44:50,960 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 72 [2021-06-05 07:44:55,123 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 84 [2021-06-05 07:44:57,184 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2021-06-05 07:44:59,172 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 73 [2021-06-05 07:45:00,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 07:45:00,887 INFO L93 Difference]: Finished difference Result 13443 states and 34525 transitions. [2021-06-05 07:45:00,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-06-05 07:45:00,887 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 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 184 [2021-06-05 07:45:00,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 07:45:00,901 INFO L225 Difference]: With dead ends: 13443 [2021-06-05 07:45:00,902 INFO L226 Difference]: Without dead ends: 13023 [2021-06-05 07:45:00,904 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 23 SyntacticMatches, 5 SemanticMatches, 127 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4431 ImplicationChecksByTransitivity, 21717.7ms TimeCoverageRelationStatistics Valid=1562, Invalid=14950, Unknown=0, NotChecked=0, Total=16512 [2021-06-05 07:45:00,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13023 states. [2021-06-05 07:45:01,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13023 to 9438. [2021-06-05 07:45:01,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9438 states, 9436 states have (on average 2.5559559135226793) internal successors, (24118), 9437 states have internal predecessors, (24118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 07:45:01,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9438 states to 9438 states and 24118 transitions. [2021-06-05 07:45:01,029 INFO L78 Accepts]: Start accepts. Automaton has 9438 states and 24118 transitions. Word has length 184 [2021-06-05 07:45:01,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 07:45:01,029 INFO L482 AbstractCegarLoop]: Abstraction has 9438 states and 24118 transitions. [2021-06-05 07:45:01,029 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 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) [2021-06-05 07:45:01,030 INFO L276 IsEmpty]: Start isEmpty. Operand 9438 states and 24118 transitions. [2021-06-05 07:45:01,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-06-05 07:45:01,037 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 07:45:01,037 INFO L521 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 07:45:01,037 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-06-05 07:45:01,037 INFO L430 AbstractCegarLoop]: === Iteration 19 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 07:45:01,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 07:45:01,038 INFO L82 PathProgramCache]: Analyzing trace with hash 868546213, now seen corresponding path program 3 times [2021-06-05 07:45:01,038 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 07:45:01,038 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2083074664] [2021-06-05 07:45:01,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 07:45:01,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 07:45:01,796 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 42 [2021-06-05 07:45:01,969 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2021-06-05 07:45:02,181 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 46 [2021-06-05 07:45:03,577 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 45 [2021-06-05 07:45:06,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 07:45:06,897 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 07:45:06,897 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2083074664] [2021-06-05 07:45:06,897 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2083074664] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 07:45:06,897 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 07:45:06,897 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-06-05 07:45:06,897 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [627559122] [2021-06-05 07:45:06,897 INFO L462 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-06-05 07:45:06,897 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 07:45:06,898 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-06-05 07:45:06,898 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=179, Invalid=2577, Unknown=0, NotChecked=0, Total=2756 [2021-06-05 07:45:06,898 INFO L87 Difference]: Start difference. First operand 9438 states and 24118 transitions. Second operand has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 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) [2021-06-05 07:45:09,217 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 51 [2021-06-05 07:45:09,889 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 48 [2021-06-05 07:45:11,007 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 52 [2021-06-05 07:45:11,466 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 52 [2021-06-05 07:45:11,863 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 56 [2021-06-05 07:45:12,204 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 59 [2021-06-05 07:45:12,568 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 61 [2021-06-05 07:45:13,156 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 86 [2021-06-05 07:45:13,781 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 84 [2021-06-05 07:45:15,020 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 74 [2021-06-05 07:45:16,740 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 79 [2021-06-05 07:45:17,005 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 83 [2021-06-05 07:45:17,276 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 72 [2021-06-05 07:45:19,045 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 84 [2021-06-05 07:45:21,435 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2021-06-05 07:45:23,730 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 73 [2021-06-05 07:45:24,789 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 75 [2021-06-05 07:45:25,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 07:45:25,752 INFO L93 Difference]: Finished difference Result 13507 states and 34685 transitions. [2021-06-05 07:45:25,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-06-05 07:45:25,752 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 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 184 [2021-06-05 07:45:25,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 07:45:25,767 INFO L225 Difference]: With dead ends: 13507 [2021-06-05 07:45:25,768 INFO L226 Difference]: Without dead ends: 13087 [2021-06-05 07:45:25,769 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 23 SyntacticMatches, 5 SemanticMatches, 129 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4593 ImplicationChecksByTransitivity, 17511.4ms TimeCoverageRelationStatistics Valid=1609, Invalid=15421, Unknown=0, NotChecked=0, Total=17030 [2021-06-05 07:45:25,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13087 states. [2021-06-05 07:45:25,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13087 to 9438. [2021-06-05 07:45:25,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9438 states, 9436 states have (on average 2.5559559135226793) internal successors, (24118), 9437 states have internal predecessors, (24118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 07:45:25,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9438 states to 9438 states and 24118 transitions. [2021-06-05 07:45:25,923 INFO L78 Accepts]: Start accepts. Automaton has 9438 states and 24118 transitions. Word has length 184 [2021-06-05 07:45:25,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 07:45:25,923 INFO L482 AbstractCegarLoop]: Abstraction has 9438 states and 24118 transitions. [2021-06-05 07:45:25,923 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 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) [2021-06-05 07:45:25,923 INFO L276 IsEmpty]: Start isEmpty. Operand 9438 states and 24118 transitions. [2021-06-05 07:45:25,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-06-05 07:45:25,931 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 07:45:25,931 INFO L521 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 07:45:25,931 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-06-05 07:45:25,931 INFO L430 AbstractCegarLoop]: === Iteration 20 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 07:45:25,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 07:45:25,932 INFO L82 PathProgramCache]: Analyzing trace with hash 1647526667, now seen corresponding path program 4 times [2021-06-05 07:45:25,932 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 07:45:25,932 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [575514023] [2021-06-05 07:45:25,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 07:45:25,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 07:45:26,740 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 42 [2021-06-05 07:45:27,030 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2021-06-05 07:45:27,275 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 46 [2021-06-05 07:45:28,948 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 45 [2021-06-05 07:45:33,088 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 07:45:33,088 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 07:45:33,088 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [575514023] [2021-06-05 07:45:33,088 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [575514023] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 07:45:33,088 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 07:45:33,088 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-06-05 07:45:33,088 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1671014050] [2021-06-05 07:45:33,089 INFO L462 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-06-05 07:45:33,089 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 07:45:33,089 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-06-05 07:45:33,090 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=178, Invalid=2578, Unknown=0, NotChecked=0, Total=2756 [2021-06-05 07:45:33,090 INFO L87 Difference]: Start difference. First operand 9438 states and 24118 transitions. Second operand has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 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) [2021-06-05 07:45:36,314 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 51 [2021-06-05 07:45:37,273 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 48 [2021-06-05 07:45:38,680 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 52 [2021-06-05 07:45:39,538 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 55 [2021-06-05 07:45:40,657 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 52 [2021-06-05 07:45:41,793 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 56 [2021-06-05 07:45:42,853 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 59 [2021-06-05 07:45:43,947 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 61 [2021-06-05 07:45:45,266 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 86 [2021-06-05 07:45:46,616 WARN L205 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 84 [2021-06-05 07:45:48,924 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 77 [2021-06-05 07:45:51,748 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 79 [2021-06-05 07:45:51,983 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 83 [2021-06-05 07:45:52,228 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 72 [2021-06-05 07:45:53,808 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 84 [2021-06-05 07:45:55,583 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 68 [2021-06-05 07:45:55,898 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2021-06-05 07:45:57,908 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 73 [2021-06-05 07:45:58,851 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 75 [2021-06-05 07:45:59,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 07:45:59,652 INFO L93 Difference]: Finished difference Result 13491 states and 34649 transitions. [2021-06-05 07:45:59,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2021-06-05 07:45:59,652 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 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 184 [2021-06-05 07:45:59,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 07:45:59,666 INFO L225 Difference]: With dead ends: 13491 [2021-06-05 07:45:59,667 INFO L226 Difference]: Without dead ends: 13071 [2021-06-05 07:45:59,668 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 23 SyntacticMatches, 5 SemanticMatches, 130 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4663 ImplicationChecksByTransitivity, 25211.7ms TimeCoverageRelationStatistics Valid=1640, Invalid=15652, Unknown=0, NotChecked=0, Total=17292 [2021-06-05 07:45:59,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13071 states. [2021-06-05 07:45:59,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13071 to 9438. [2021-06-05 07:45:59,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9438 states, 9436 states have (on average 2.5559559135226793) internal successors, (24118), 9437 states have internal predecessors, (24118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 07:45:59,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9438 states to 9438 states and 24118 transitions. [2021-06-05 07:45:59,798 INFO L78 Accepts]: Start accepts. Automaton has 9438 states and 24118 transitions. Word has length 184 [2021-06-05 07:45:59,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 07:45:59,798 INFO L482 AbstractCegarLoop]: Abstraction has 9438 states and 24118 transitions. [2021-06-05 07:45:59,798 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 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) [2021-06-05 07:45:59,798 INFO L276 IsEmpty]: Start isEmpty. Operand 9438 states and 24118 transitions. [2021-06-05 07:45:59,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-06-05 07:45:59,806 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 07:45:59,807 INFO L521 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 07:45:59,807 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-06-05 07:45:59,807 INFO L430 AbstractCegarLoop]: === Iteration 21 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 07:45:59,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 07:45:59,807 INFO L82 PathProgramCache]: Analyzing trace with hash -276826587, now seen corresponding path program 5 times [2021-06-05 07:45:59,807 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 07:45:59,807 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2118255455] [2021-06-05 07:45:59,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 07:45:59,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 07:46:00,543 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 42 [2021-06-05 07:46:00,768 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2021-06-05 07:46:01,039 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 46 [2021-06-05 07:46:01,241 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 45 [2021-06-05 07:46:02,386 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 45 [2021-06-05 07:46:05,753 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 07:46:05,753 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 07:46:05,753 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2118255455] [2021-06-05 07:46:05,753 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2118255455] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 07:46:05,753 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 07:46:05,753 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-06-05 07:46:05,753 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [312762543] [2021-06-05 07:46:05,753 INFO L462 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-06-05 07:46:05,754 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 07:46:05,754 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-06-05 07:46:05,754 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=176, Invalid=2580, Unknown=0, NotChecked=0, Total=2756 [2021-06-05 07:46:05,754 INFO L87 Difference]: Start difference. First operand 9438 states and 24118 transitions. Second operand has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 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) [2021-06-05 07:46:08,236 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 51 [2021-06-05 07:46:08,872 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 48 [2021-06-05 07:46:09,874 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 52 [2021-06-05 07:46:10,488 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 55 [2021-06-05 07:46:11,166 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 57 [2021-06-05 07:46:12,110 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 79 [2021-06-05 07:46:13,084 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 77 [2021-06-05 07:46:13,883 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 52 [2021-06-05 07:46:15,236 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 56 [2021-06-05 07:46:16,189 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 59 [2021-06-05 07:46:17,215 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 61 [2021-06-05 07:46:18,373 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 86 [2021-06-05 07:46:19,430 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 83 [2021-06-05 07:46:20,661 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 84 [2021-06-05 07:46:21,991 WARN L205 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 81 [2021-06-05 07:46:27,010 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 79 [2021-06-05 07:46:27,479 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 83 [2021-06-05 07:46:28,007 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 72 [2021-06-05 07:46:32,014 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 84 [2021-06-05 07:46:34,587 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2021-06-05 07:46:36,614 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 73 [2021-06-05 07:46:38,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 07:46:38,386 INFO L93 Difference]: Finished difference Result 13595 states and 34905 transitions. [2021-06-05 07:46:38,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-06-05 07:46:38,387 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 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 184 [2021-06-05 07:46:38,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 07:46:38,400 INFO L225 Difference]: With dead ends: 13595 [2021-06-05 07:46:38,400 INFO L226 Difference]: Without dead ends: 13175 [2021-06-05 07:46:38,405 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 23 SyntacticMatches, 5 SemanticMatches, 135 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5087 ImplicationChecksByTransitivity, 25836.1ms TimeCoverageRelationStatistics Valid=1766, Invalid=16866, Unknown=0, NotChecked=0, Total=18632 [2021-06-05 07:46:38,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13175 states. [2021-06-05 07:46:38,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13175 to 9438. [2021-06-05 07:46:38,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9438 states, 9436 states have (on average 2.5559559135226793) internal successors, (24118), 9437 states have internal predecessors, (24118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 07:46:38,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9438 states to 9438 states and 24118 transitions. [2021-06-05 07:46:38,534 INFO L78 Accepts]: Start accepts. Automaton has 9438 states and 24118 transitions. Word has length 184 [2021-06-05 07:46:38,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 07:46:38,534 INFO L482 AbstractCegarLoop]: Abstraction has 9438 states and 24118 transitions. [2021-06-05 07:46:38,534 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 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) [2021-06-05 07:46:38,534 INFO L276 IsEmpty]: Start isEmpty. Operand 9438 states and 24118 transitions. [2021-06-05 07:46:38,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-06-05 07:46:38,543 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 07:46:38,543 INFO L521 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 07:46:38,543 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-06-05 07:46:38,543 INFO L430 AbstractCegarLoop]: === Iteration 22 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 07:46:38,543 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 07:46:38,544 INFO L82 PathProgramCache]: Analyzing trace with hash -410727541, now seen corresponding path program 6 times [2021-06-05 07:46:38,544 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 07:46:38,544 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1274505767] [2021-06-05 07:46:38,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 07:46:38,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 07:46:39,265 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 42 [2021-06-05 07:46:39,483 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2021-06-05 07:46:39,681 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 46 [2021-06-05 07:46:40,912 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 45 [2021-06-05 07:46:44,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 07:46:44,194 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 07:46:44,195 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1274505767] [2021-06-05 07:46:44,195 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1274505767] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 07:46:44,195 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 07:46:44,195 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-06-05 07:46:44,195 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1080451899] [2021-06-05 07:46:44,195 INFO L462 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-06-05 07:46:44,195 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 07:46:44,196 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-06-05 07:46:44,196 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=173, Invalid=2583, Unknown=0, NotChecked=0, Total=2756 [2021-06-05 07:46:44,196 INFO L87 Difference]: Start difference. First operand 9438 states and 24118 transitions. Second operand has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 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) [2021-06-05 07:46:46,975 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 51 [2021-06-05 07:46:47,653 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 48 [2021-06-05 07:46:48,723 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 52 [2021-06-05 07:46:49,380 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 55 [2021-06-05 07:46:50,062 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 57 [2021-06-05 07:46:51,030 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 82 [2021-06-05 07:46:52,051 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 80 [2021-06-05 07:46:52,911 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 52 [2021-06-05 07:46:54,514 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 56 [2021-06-05 07:46:55,573 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 59 [2021-06-05 07:46:56,692 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 61 [2021-06-05 07:46:57,937 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 86 [2021-06-05 07:46:59,232 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 84 [2021-06-05 07:47:04,335 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 79 [2021-06-05 07:47:04,838 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 83 [2021-06-05 07:47:05,430 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 72 [2021-06-05 07:47:10,065 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 84 [2021-06-05 07:47:15,834 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2021-06-05 07:47:17,185 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-06-05 07:47:18,650 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 73 [2021-06-05 07:47:19,544 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 75 [2021-06-05 07:47:20,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 07:47:20,357 INFO L93 Difference]: Finished difference Result 13507 states and 34707 transitions. [2021-06-05 07:47:20,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-06-05 07:47:20,358 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 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 184 [2021-06-05 07:47:20,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 07:47:20,371 INFO L225 Difference]: With dead ends: 13507 [2021-06-05 07:47:20,371 INFO L226 Difference]: Without dead ends: 13087 [2021-06-05 07:47:20,373 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 23 SyntacticMatches, 5 SemanticMatches, 132 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4809 ImplicationChecksByTransitivity, 24277.3ms TimeCoverageRelationStatistics Valid=1684, Invalid=16138, Unknown=0, NotChecked=0, Total=17822 [2021-06-05 07:47:20,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13087 states. [2021-06-05 07:47:20,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13087 to 9516. [2021-06-05 07:47:20,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9516 states, 9514 states have (on average 2.5570737859995796) internal successors, (24328), 9515 states have internal predecessors, (24328), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 07:47:20,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9516 states to 9516 states and 24328 transitions. [2021-06-05 07:47:20,492 INFO L78 Accepts]: Start accepts. Automaton has 9516 states and 24328 transitions. Word has length 184 [2021-06-05 07:47:20,492 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 07:47:20,492 INFO L482 AbstractCegarLoop]: Abstraction has 9516 states and 24328 transitions. [2021-06-05 07:47:20,492 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 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) [2021-06-05 07:47:20,493 INFO L276 IsEmpty]: Start isEmpty. Operand 9516 states and 24328 transitions. [2021-06-05 07:47:20,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-06-05 07:47:20,503 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 07:47:20,503 INFO L521 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 07:47:20,504 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-06-05 07:47:20,504 INFO L430 AbstractCegarLoop]: === Iteration 23 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 07:47:20,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 07:47:20,504 INFO L82 PathProgramCache]: Analyzing trace with hash 2715019, now seen corresponding path program 7 times [2021-06-05 07:47:20,504 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 07:47:20,504 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1798434757] [2021-06-05 07:47:20,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 07:47:20,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 07:47:21,274 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 42 [2021-06-05 07:47:21,489 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2021-06-05 07:47:21,709 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 46 [2021-06-05 07:47:22,821 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 45 [2021-06-05 07:47:25,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 07:47:25,831 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 07:47:25,832 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1798434757] [2021-06-05 07:47:25,832 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1798434757] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 07:47:25,832 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 07:47:25,832 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-06-05 07:47:25,832 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1209655416] [2021-06-05 07:47:25,832 INFO L462 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-06-05 07:47:25,832 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 07:47:25,833 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-06-05 07:47:25,833 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=171, Invalid=2585, Unknown=0, NotChecked=0, Total=2756 [2021-06-05 07:47:25,833 INFO L87 Difference]: Start difference. First operand 9516 states and 24328 transitions. Second operand has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 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) [2021-06-05 07:47:28,033 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 51 [2021-06-05 07:47:28,679 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 48 [2021-06-05 07:47:29,691 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 52 [2021-06-05 07:47:30,303 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 55 [2021-06-05 07:47:30,940 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 57 [2021-06-05 07:47:31,829 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 82 [2021-06-05 07:47:32,747 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 80 [2021-06-05 07:47:33,555 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 52 [2021-06-05 07:47:35,019 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 56 [2021-06-05 07:47:36,029 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 59 [2021-06-05 07:47:37,073 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 61 [2021-06-05 07:47:38,359 WARN L205 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 86 [2021-06-05 07:47:39,694 WARN L205 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 84 [2021-06-05 07:47:43,921 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 79 [2021-06-05 07:47:44,274 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 83 [2021-06-05 07:47:44,665 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 72 [2021-06-05 07:47:47,438 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 84 [2021-06-05 07:47:51,033 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2021-06-05 07:47:54,181 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 73 [2021-06-05 07:47:55,654 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 75 [2021-06-05 07:47:56,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 07:47:56,787 INFO L93 Difference]: Finished difference Result 13448 states and 34580 transitions. [2021-06-05 07:47:56,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-06-05 07:47:56,787 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 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 184 [2021-06-05 07:47:56,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 07:47:56,801 INFO L225 Difference]: With dead ends: 13448 [2021-06-05 07:47:56,801 INFO L226 Difference]: Without dead ends: 13028 [2021-06-05 07:47:56,802 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 23 SyntacticMatches, 5 SemanticMatches, 135 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5041 ImplicationChecksByTransitivity, 23873.3ms TimeCoverageRelationStatistics Valid=1713, Invalid=16919, Unknown=0, NotChecked=0, Total=18632 [2021-06-05 07:47:56,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13028 states. [2021-06-05 07:47:56,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13028 to 9529. [2021-06-05 07:47:56,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9529 states, 9527 states have (on average 2.557258318463315) internal successors, (24363), 9528 states have internal predecessors, (24363), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 07:47:56,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9529 states to 9529 states and 24363 transitions. [2021-06-05 07:47:56,921 INFO L78 Accepts]: Start accepts. Automaton has 9529 states and 24363 transitions. Word has length 184 [2021-06-05 07:47:56,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 07:47:56,922 INFO L482 AbstractCegarLoop]: Abstraction has 9529 states and 24363 transitions. [2021-06-05 07:47:56,922 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 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) [2021-06-05 07:47:56,922 INFO L276 IsEmpty]: Start isEmpty. Operand 9529 states and 24363 transitions. [2021-06-05 07:47:56,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-06-05 07:47:56,929 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 07:47:56,929 INFO L521 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 07:47:56,929 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-06-05 07:47:56,930 INFO L430 AbstractCegarLoop]: === Iteration 24 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 07:47:56,930 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 07:47:56,930 INFO L82 PathProgramCache]: Analyzing trace with hash -1807828059, now seen corresponding path program 8 times [2021-06-05 07:47:56,930 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 07:47:56,930 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [399098263] [2021-06-05 07:47:56,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 07:47:56,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 07:47:57,633 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 42 [2021-06-05 07:47:57,833 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2021-06-05 07:47:58,022 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 46 [2021-06-05 07:47:59,049 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 45 [2021-06-05 07:48:01,673 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 07:48:01,673 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 07:48:01,673 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [399098263] [2021-06-05 07:48:01,673 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [399098263] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 07:48:01,673 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 07:48:01,673 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-06-05 07:48:01,673 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1686166617] [2021-06-05 07:48:01,674 INFO L462 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-06-05 07:48:01,674 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 07:48:01,674 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-06-05 07:48:01,674 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=171, Invalid=2585, Unknown=0, NotChecked=0, Total=2756 [2021-06-05 07:48:01,675 INFO L87 Difference]: Start difference. First operand 9529 states and 24363 transitions. Second operand has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 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) [2021-06-05 07:48:03,530 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 51 [2021-06-05 07:48:04,062 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 48 [2021-06-05 07:48:04,909 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 52 [2021-06-05 07:48:05,485 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 55 [2021-06-05 07:48:06,057 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 57 [2021-06-05 07:48:06,879 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 82 [2021-06-05 07:48:07,731 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 80 [2021-06-05 07:48:08,454 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 52 [2021-06-05 07:48:09,783 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 56 [2021-06-05 07:48:10,700 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 59 [2021-06-05 07:48:11,665 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 61 [2021-06-05 07:48:12,818 WARN L205 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 86 [2021-06-05 07:48:14,064 WARN L205 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 84 [2021-06-05 07:48:18,975 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 79 [2021-06-05 07:48:19,350 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 83 [2021-06-05 07:48:19,766 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 72 [2021-06-05 07:48:22,893 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 84 [2021-06-05 07:48:26,857 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2021-06-05 07:48:30,330 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 73 [2021-06-05 07:48:31,913 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 75 [2021-06-05 07:48:33,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 07:48:33,860 INFO L93 Difference]: Finished difference Result 13461 states and 34615 transitions. [2021-06-05 07:48:33,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-06-05 07:48:33,861 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 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 184 [2021-06-05 07:48:33,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 07:48:33,875 INFO L225 Difference]: With dead ends: 13461 [2021-06-05 07:48:33,876 INFO L226 Difference]: Without dead ends: 13041 [2021-06-05 07:48:33,877 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 23 SyntacticMatches, 5 SemanticMatches, 138 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5328 ImplicationChecksByTransitivity, 22527.4ms TimeCoverageRelationStatistics Valid=1750, Invalid=17710, Unknown=0, NotChecked=0, Total=19460 [2021-06-05 07:48:33,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13041 states. [2021-06-05 07:48:33,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13041 to 9542. [2021-06-05 07:48:33,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9542 states, 9540 states have (on average 2.5574423480083857) internal successors, (24398), 9541 states have internal predecessors, (24398), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 07:48:34,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9542 states to 9542 states and 24398 transitions. [2021-06-05 07:48:34,010 INFO L78 Accepts]: Start accepts. Automaton has 9542 states and 24398 transitions. Word has length 184 [2021-06-05 07:48:34,011 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 07:48:34,011 INFO L482 AbstractCegarLoop]: Abstraction has 9542 states and 24398 transitions. [2021-06-05 07:48:34,011 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 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) [2021-06-05 07:48:34,011 INFO L276 IsEmpty]: Start isEmpty. Operand 9542 states and 24398 transitions. [2021-06-05 07:48:34,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-06-05 07:48:34,018 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 07:48:34,018 INFO L521 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 07:48:34,019 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-06-05 07:48:34,019 INFO L430 AbstractCegarLoop]: === Iteration 25 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 07:48:34,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 07:48:34,019 INFO L82 PathProgramCache]: Analyzing trace with hash -92526133, now seen corresponding path program 9 times [2021-06-05 07:48:34,019 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 07:48:34,019 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1002334390] [2021-06-05 07:48:34,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 07:48:34,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 07:48:34,711 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 38 [2021-06-05 07:48:35,095 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 42 [2021-06-05 07:48:35,512 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2021-06-05 07:48:35,976 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 46 [2021-06-05 07:48:36,495 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 45 [2021-06-05 07:48:37,414 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 45 [2021-06-05 07:48:39,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 07:48:39,928 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 07:48:39,928 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1002334390] [2021-06-05 07:48:39,928 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1002334390] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 07:48:39,928 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 07:48:39,928 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-06-05 07:48:39,928 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [238863432] [2021-06-05 07:48:39,928 INFO L462 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-06-05 07:48:39,929 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 07:48:39,929 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-06-05 07:48:39,929 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=184, Invalid=2572, Unknown=0, NotChecked=0, Total=2756 [2021-06-05 07:48:39,929 INFO L87 Difference]: Start difference. First operand 9542 states and 24398 transitions. Second operand has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 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) [2021-06-05 07:48:42,094 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 48 [2021-06-05 07:48:42,830 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 52 [2021-06-05 07:48:43,344 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 55 [2021-06-05 07:48:43,896 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 57 [2021-06-05 07:48:44,655 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 82 [2021-06-05 07:48:45,456 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 80 [2021-06-05 07:48:46,158 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 52 [2021-06-05 07:48:47,449 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 56 [2021-06-05 07:48:48,343 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 59 [2021-06-05 07:48:49,299 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 61 [2021-06-05 07:48:50,412 WARN L205 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 86 [2021-06-05 07:48:51,581 WARN L205 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 84 [2021-06-05 07:48:56,371 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 79 [2021-06-05 07:48:56,761 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 83 [2021-06-05 07:48:57,194 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 72 [2021-06-05 07:49:00,154 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 84 [2021-06-05 07:49:03,699 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2021-06-05 07:49:06,803 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 73 [2021-06-05 07:49:08,217 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 75 [2021-06-05 07:49:09,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 07:49:09,787 INFO L93 Difference]: Finished difference Result 14681 states and 37799 transitions. [2021-06-05 07:49:09,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-06-05 07:49:09,787 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 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 184 [2021-06-05 07:49:09,787 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 07:49:09,803 INFO L225 Difference]: With dead ends: 14681 [2021-06-05 07:49:09,803 INFO L226 Difference]: Without dead ends: 14261 [2021-06-05 07:49:09,805 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 23 SyntacticMatches, 5 SemanticMatches, 137 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5234 ImplicationChecksByTransitivity, 22749.4ms TimeCoverageRelationStatistics Valid=1824, Invalid=17358, Unknown=0, NotChecked=0, Total=19182 [2021-06-05 07:49:09,827 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14261 states. [2021-06-05 07:49:09,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14261 to 9646. [2021-06-05 07:49:09,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9646 states, 9644 states have (on average 2.5588967233513067) internal successors, (24678), 9645 states have internal predecessors, (24678), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 07:49:09,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9646 states to 9646 states and 24678 transitions. [2021-06-05 07:49:09,934 INFO L78 Accepts]: Start accepts. Automaton has 9646 states and 24678 transitions. Word has length 184 [2021-06-05 07:49:09,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 07:49:09,934 INFO L482 AbstractCegarLoop]: Abstraction has 9646 states and 24678 transitions. [2021-06-05 07:49:09,934 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 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) [2021-06-05 07:49:09,934 INFO L276 IsEmpty]: Start isEmpty. Operand 9646 states and 24678 transitions. [2021-06-05 07:49:09,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-06-05 07:49:09,942 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 07:49:09,942 INFO L521 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 07:49:09,942 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-06-05 07:49:09,942 INFO L430 AbstractCegarLoop]: === Iteration 26 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 07:49:09,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 07:49:09,942 INFO L82 PathProgramCache]: Analyzing trace with hash 787291659, now seen corresponding path program 10 times [2021-06-05 07:49:09,942 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 07:49:09,943 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [583230152] [2021-06-05 07:49:09,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 07:49:09,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 07:49:10,578 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 38 [2021-06-05 07:49:10,898 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 42 [2021-06-05 07:49:11,269 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2021-06-05 07:49:11,696 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 46 [2021-06-05 07:49:12,044 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 45 [2021-06-05 07:49:12,401 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 40 [2021-06-05 07:49:12,678 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 44 [2021-06-05 07:49:13,422 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2021-06-05 07:49:14,287 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 45 [2021-06-05 07:49:18,471 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 23 [2021-06-05 07:49:19,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 07:49:19,221 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 07:49:19,221 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [583230152] [2021-06-05 07:49:19,221 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [583230152] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 07:49:19,221 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 07:49:19,221 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-06-05 07:49:19,221 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [934692800] [2021-06-05 07:49:19,221 INFO L462 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-06-05 07:49:19,221 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 07:49:19,222 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-06-05 07:49:19,222 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=201, Invalid=2555, Unknown=0, NotChecked=0, Total=2756 [2021-06-05 07:49:19,222 INFO L87 Difference]: Start difference. First operand 9646 states and 24678 transitions. Second operand has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 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) [2021-06-05 07:49:20,944 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 48 [2021-06-05 07:49:21,573 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 52 [2021-06-05 07:49:22,027 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 55 [2021-06-05 07:49:22,511 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 57 [2021-06-05 07:49:23,187 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 82 [2021-06-05 07:49:23,890 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 80 [2021-06-05 07:49:24,496 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 52 [2021-06-05 07:49:25,689 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 56 [2021-06-05 07:49:26,466 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 59 [2021-06-05 07:49:27,284 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 61 [2021-06-05 07:49:28,252 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 86 [2021-06-05 07:49:29,251 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 84 [2021-06-05 07:49:33,200 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 79 [2021-06-05 07:49:33,552 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 83 [2021-06-05 07:49:33,881 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 72 [2021-06-05 07:49:36,479 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 84 [2021-06-05 07:49:39,882 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2021-06-05 07:49:42,780 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 73 [2021-06-05 07:49:43,983 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 75 [2021-06-05 07:49:45,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 07:49:45,661 INFO L93 Difference]: Finished difference Result 14609 states and 37563 transitions. [2021-06-05 07:49:45,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-06-05 07:49:45,661 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 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 184 [2021-06-05 07:49:45,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 07:49:45,677 INFO L225 Difference]: With dead ends: 14609 [2021-06-05 07:49:45,677 INFO L226 Difference]: Without dead ends: 14189 [2021-06-05 07:49:45,679 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 23 SyntacticMatches, 5 SemanticMatches, 137 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5309 ImplicationChecksByTransitivity, 24214.6ms TimeCoverageRelationStatistics Valid=1934, Invalid=17248, Unknown=0, NotChecked=0, Total=19182 [2021-06-05 07:49:45,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14189 states. [2021-06-05 07:49:45,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14189 to 9659. [2021-06-05 07:49:45,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9659 states, 9657 states have (on average 2.5590763176970075) internal successors, (24713), 9658 states have internal predecessors, (24713), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 07:49:45,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9659 states to 9659 states and 24713 transitions. [2021-06-05 07:49:45,820 INFO L78 Accepts]: Start accepts. Automaton has 9659 states and 24713 transitions. Word has length 184 [2021-06-05 07:49:45,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 07:49:45,820 INFO L482 AbstractCegarLoop]: Abstraction has 9659 states and 24713 transitions. [2021-06-05 07:49:45,820 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 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) [2021-06-05 07:49:45,820 INFO L276 IsEmpty]: Start isEmpty. Operand 9659 states and 24713 transitions. [2021-06-05 07:49:45,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-06-05 07:49:45,828 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 07:49:45,828 INFO L521 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 07:49:45,828 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-06-05 07:49:45,829 INFO L430 AbstractCegarLoop]: === Iteration 27 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 07:49:45,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 07:49:45,829 INFO L82 PathProgramCache]: Analyzing trace with hash -1611136987, now seen corresponding path program 11 times [2021-06-05 07:49:45,829 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 07:49:45,829 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [910889812] [2021-06-05 07:49:45,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 07:49:45,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 07:49:46,451 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 38 [2021-06-05 07:49:46,752 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 42 [2021-06-05 07:49:47,058 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2021-06-05 07:49:47,415 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 46 [2021-06-05 07:49:47,700 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 45 [2021-06-05 07:49:48,234 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 44 [2021-06-05 07:49:48,903 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2021-06-05 07:49:49,641 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 45 [2021-06-05 07:49:55,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 07:49:55,032 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 07:49:55,032 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [910889812] [2021-06-05 07:49:55,032 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [910889812] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 07:49:55,032 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 07:49:55,032 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-06-05 07:49:55,032 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2076227898] [2021-06-05 07:49:55,033 INFO L462 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-06-05 07:49:55,033 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 07:49:55,033 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-06-05 07:49:55,033 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=197, Invalid=2559, Unknown=0, NotChecked=0, Total=2756 [2021-06-05 07:49:55,033 INFO L87 Difference]: Start difference. First operand 9659 states and 24713 transitions. Second operand has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 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) [2021-06-05 07:49:59,349 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 51 [2021-06-05 07:50:00,617 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 48 [2021-06-05 07:50:01,745 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 52 [2021-06-05 07:50:02,804 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 55 [2021-06-05 07:50:03,090 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 57 [2021-06-05 07:50:03,566 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 82 [2021-06-05 07:50:04,052 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 80 [2021-06-05 07:50:06,966 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 79 [2021-06-05 07:50:07,240 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 83 [2021-06-05 07:50:07,482 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 72 [2021-06-05 07:50:09,280 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 84 [2021-06-05 07:50:11,583 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2021-06-05 07:50:13,655 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 73 [2021-06-05 07:50:14,556 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 75 [2021-06-05 07:50:15,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 07:50:15,426 INFO L93 Difference]: Finished difference Result 14313 states and 36777 transitions. [2021-06-05 07:50:15,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-06-05 07:50:15,426 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 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 184 [2021-06-05 07:50:15,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 07:50:15,441 INFO L225 Difference]: With dead ends: 14313 [2021-06-05 07:50:15,441 INFO L226 Difference]: Without dead ends: 13893 [2021-06-05 07:50:15,442 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 23 SyntacticMatches, 5 SemanticMatches, 127 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4465 ImplicationChecksByTransitivity, 22628.2ms TimeCoverageRelationStatistics Valid=1591, Invalid=14921, Unknown=0, NotChecked=0, Total=16512 [2021-06-05 07:50:15,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13893 states. [2021-06-05 07:50:15,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13893 to 9698. [2021-06-05 07:50:15,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9698 states, 9696 states have (on average 2.559612211221122) internal successors, (24818), 9697 states have internal predecessors, (24818), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 07:50:15,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9698 states to 9698 states and 24818 transitions. [2021-06-05 07:50:15,578 INFO L78 Accepts]: Start accepts. Automaton has 9698 states and 24818 transitions. Word has length 184 [2021-06-05 07:50:15,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 07:50:15,579 INFO L482 AbstractCegarLoop]: Abstraction has 9698 states and 24818 transitions. [2021-06-05 07:50:15,579 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 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) [2021-06-05 07:50:15,579 INFO L276 IsEmpty]: Start isEmpty. Operand 9698 states and 24818 transitions. [2021-06-05 07:50:15,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-06-05 07:50:15,586 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 07:50:15,586 INFO L521 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 07:50:15,587 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-06-05 07:50:15,587 INFO L430 AbstractCegarLoop]: === Iteration 28 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 07:50:15,587 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 07:50:15,587 INFO L82 PathProgramCache]: Analyzing trace with hash 481639115, now seen corresponding path program 12 times [2021-06-05 07:50:15,587 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 07:50:15,587 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1040006529] [2021-06-05 07:50:15,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 07:50:15,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 07:50:16,262 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 42 [2021-06-05 07:50:16,453 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2021-06-05 07:50:16,667 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 46 [2021-06-05 07:50:18,107 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 45 [2021-06-05 07:50:21,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 07:50:21,719 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 07:50:21,719 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1040006529] [2021-06-05 07:50:21,719 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1040006529] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 07:50:21,719 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 07:50:21,719 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-06-05 07:50:21,719 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [739083349] [2021-06-05 07:50:21,720 INFO L462 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-06-05 07:50:21,720 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 07:50:21,720 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-06-05 07:50:21,720 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=197, Invalid=2559, Unknown=0, NotChecked=0, Total=2756 [2021-06-05 07:50:21,720 INFO L87 Difference]: Start difference. First operand 9698 states and 24818 transitions. Second operand has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 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) [2021-06-05 07:50:24,082 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 51 [2021-06-05 07:50:24,794 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 48 [2021-06-05 07:50:25,421 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 52 [2021-06-05 07:50:26,049 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 55 [2021-06-05 07:50:26,744 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 57 [2021-06-05 07:50:27,716 WARN L205 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 82 [2021-06-05 07:50:28,678 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 80 [2021-06-05 07:50:32,806 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 79 [2021-06-05 07:50:33,158 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 83 [2021-06-05 07:50:33,487 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 72 [2021-06-05 07:50:36,093 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 84 [2021-06-05 07:50:36,488 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 51 [2021-06-05 07:50:38,308 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2021-06-05 07:50:40,137 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 73 [2021-06-05 07:50:40,919 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 75 [2021-06-05 07:50:41,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 07:50:41,612 INFO L93 Difference]: Finished difference Result 14281 states and 36705 transitions. [2021-06-05 07:50:41,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-06-05 07:50:41,613 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 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 184 [2021-06-05 07:50:41,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 07:50:41,626 INFO L225 Difference]: With dead ends: 14281 [2021-06-05 07:50:41,627 INFO L226 Difference]: Without dead ends: 13861 [2021-06-05 07:50:41,628 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 23 SyntacticMatches, 5 SemanticMatches, 127 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4463 ImplicationChecksByTransitivity, 18339.1ms TimeCoverageRelationStatistics Valid=1591, Invalid=14921, Unknown=0, NotChecked=0, Total=16512 [2021-06-05 07:50:41,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13861 states. [2021-06-05 07:50:41,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13861 to 9711. [2021-06-05 07:50:41,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9711 states, 9709 states have (on average 2.5597898856730867) internal successors, (24853), 9710 states have internal predecessors, (24853), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 07:50:41,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9711 states to 9711 states and 24853 transitions. [2021-06-05 07:50:41,750 INFO L78 Accepts]: Start accepts. Automaton has 9711 states and 24853 transitions. Word has length 184 [2021-06-05 07:50:41,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 07:50:41,750 INFO L482 AbstractCegarLoop]: Abstraction has 9711 states and 24853 transitions. [2021-06-05 07:50:41,750 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 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) [2021-06-05 07:50:41,750 INFO L276 IsEmpty]: Start isEmpty. Operand 9711 states and 24853 transitions. [2021-06-05 07:50:41,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-06-05 07:50:41,758 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 07:50:41,758 INFO L521 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 07:50:41,758 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2021-06-05 07:50:41,758 INFO L430 AbstractCegarLoop]: === Iteration 29 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 07:50:41,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 07:50:41,759 INFO L82 PathProgramCache]: Analyzing trace with hash 317652773, now seen corresponding path program 13 times [2021-06-05 07:50:41,759 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 07:50:41,759 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1668115398] [2021-06-05 07:50:41,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 07:50:41,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 07:50:42,418 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 42 [2021-06-05 07:50:42,622 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2021-06-05 07:50:42,806 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 46 [2021-06-05 07:50:43,955 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 45 [2021-06-05 07:50:46,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 07:50:46,832 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 07:50:46,832 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1668115398] [2021-06-05 07:50:46,833 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1668115398] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 07:50:46,833 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 07:50:46,833 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-06-05 07:50:46,833 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [729961200] [2021-06-05 07:50:46,833 INFO L462 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-06-05 07:50:46,833 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 07:50:46,833 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-06-05 07:50:46,834 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=197, Invalid=2559, Unknown=0, NotChecked=0, Total=2756 [2021-06-05 07:50:46,834 INFO L87 Difference]: Start difference. First operand 9711 states and 24853 transitions. Second operand has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 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) [2021-06-05 07:50:48,693 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 51 [2021-06-05 07:50:49,258 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 48 [2021-06-05 07:50:49,746 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 52 [2021-06-05 07:50:50,233 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 55 [2021-06-05 07:50:50,794 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 57 [2021-06-05 07:50:51,591 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 82 [2021-06-05 07:50:52,380 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 80 [2021-06-05 07:50:55,432 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 75 [2021-06-05 07:50:56,333 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 79 [2021-06-05 07:50:56,671 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 83 [2021-06-05 07:50:56,914 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 72 [2021-06-05 07:50:59,260 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 84 [2021-06-05 07:51:02,637 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2021-06-05 07:51:05,466 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 73 [2021-06-05 07:51:06,667 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 75 [2021-06-05 07:51:08,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 07:51:08,195 INFO L93 Difference]: Finished difference Result 13833 states and 35557 transitions. [2021-06-05 07:51:08,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2021-06-05 07:51:08,195 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 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 184 [2021-06-05 07:51:08,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 07:51:08,211 INFO L225 Difference]: With dead ends: 13833 [2021-06-05 07:51:08,212 INFO L226 Difference]: Without dead ends: 13413 [2021-06-05 07:51:08,213 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 23 SyntacticMatches, 5 SemanticMatches, 126 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4382 ImplicationChecksByTransitivity, 16840.1ms TimeCoverageRelationStatistics Valid=1561, Invalid=14695, Unknown=0, NotChecked=0, Total=16256 [2021-06-05 07:51:08,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13413 states. [2021-06-05 07:51:08,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13413 to 9724. [2021-06-05 07:51:08,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9724 states, 9722 states have (on average 2.559967084961942) internal successors, (24888), 9723 states have internal predecessors, (24888), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 07:51:08,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9724 states to 9724 states and 24888 transitions. [2021-06-05 07:51:08,444 INFO L78 Accepts]: Start accepts. Automaton has 9724 states and 24888 transitions. Word has length 184 [2021-06-05 07:51:08,444 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 07:51:08,444 INFO L482 AbstractCegarLoop]: Abstraction has 9724 states and 24888 transitions. [2021-06-05 07:51:08,444 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 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) [2021-06-05 07:51:08,444 INFO L276 IsEmpty]: Start isEmpty. Operand 9724 states and 24888 transitions. [2021-06-05 07:51:08,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-06-05 07:51:08,452 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 07:51:08,452 INFO L521 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 07:51:08,452 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2021-06-05 07:51:08,452 INFO L430 AbstractCegarLoop]: === Iteration 30 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 07:51:08,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 07:51:08,459 INFO L82 PathProgramCache]: Analyzing trace with hash 421691335, now seen corresponding path program 14 times [2021-06-05 07:51:08,459 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 07:51:08,459 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1588533847] [2021-06-05 07:51:08,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 07:51:08,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 07:51:09,017 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 42 [2021-06-05 07:51:09,166 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2021-06-05 07:51:09,342 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 46 [2021-06-05 07:51:10,335 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 45 [2021-06-05 07:51:12,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 07:51:12,792 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 07:51:12,793 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1588533847] [2021-06-05 07:51:12,793 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1588533847] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 07:51:12,793 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 07:51:12,793 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-06-05 07:51:12,793 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1477756972] [2021-06-05 07:51:12,793 INFO L462 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-06-05 07:51:12,793 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 07:51:12,793 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-06-05 07:51:12,794 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=202, Invalid=2554, Unknown=0, NotChecked=0, Total=2756 [2021-06-05 07:51:12,794 INFO L87 Difference]: Start difference. First operand 9724 states and 24888 transitions. Second operand has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 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) [2021-06-05 07:51:14,789 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 48 [2021-06-05 07:51:15,205 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 52 [2021-06-05 07:51:15,608 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 55 [2021-06-05 07:51:16,111 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 57 [2021-06-05 07:51:16,847 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 82 [2021-06-05 07:51:17,576 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 80 [2021-06-05 07:51:20,266 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 75 [2021-06-05 07:51:20,555 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2021-06-05 07:51:21,891 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 72 [2021-06-05 07:51:23,922 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 84 [2021-06-05 07:51:26,378 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2021-06-05 07:51:28,709 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 73 [2021-06-05 07:51:29,703 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 75 [2021-06-05 07:51:30,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 07:51:30,679 INFO L93 Difference]: Finished difference Result 13801 states and 35485 transitions. [2021-06-05 07:51:30,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-06-05 07:51:30,679 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 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 184 [2021-06-05 07:51:30,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 07:51:30,694 INFO L225 Difference]: With dead ends: 13801 [2021-06-05 07:51:30,694 INFO L226 Difference]: Without dead ends: 13381 [2021-06-05 07:51:30,696 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 23 SyntacticMatches, 5 SemanticMatches, 127 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4444 ImplicationChecksByTransitivity, 15002.7ms TimeCoverageRelationStatistics Valid=1592, Invalid=14920, Unknown=0, NotChecked=0, Total=16512 [2021-06-05 07:51:30,719 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13381 states. [2021-06-05 07:51:30,803 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13381 to 9854. [2021-06-05 07:51:30,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9854 states, 9852 states have (on average 2.5617133576938693) internal successors, (25238), 9853 states have internal predecessors, (25238), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 07:51:30,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9854 states to 9854 states and 25238 transitions. [2021-06-05 07:51:30,827 INFO L78 Accepts]: Start accepts. Automaton has 9854 states and 25238 transitions. Word has length 184 [2021-06-05 07:51:30,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 07:51:30,827 INFO L482 AbstractCegarLoop]: Abstraction has 9854 states and 25238 transitions. [2021-06-05 07:51:30,827 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 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) [2021-06-05 07:51:30,827 INFO L276 IsEmpty]: Start isEmpty. Operand 9854 states and 25238 transitions. [2021-06-05 07:51:30,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-06-05 07:51:30,835 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 07:51:30,835 INFO L521 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 07:51:30,835 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2021-06-05 07:51:30,835 INFO L430 AbstractCegarLoop]: === Iteration 31 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 07:51:30,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 07:51:30,835 INFO L82 PathProgramCache]: Analyzing trace with hash -1697699831, now seen corresponding path program 15 times [2021-06-05 07:51:30,835 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 07:51:30,836 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [931656316] [2021-06-05 07:51:30,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 07:51:30,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 07:51:31,414 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 38 [2021-06-05 07:51:31,655 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 42 [2021-06-05 07:51:31,923 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2021-06-05 07:51:32,232 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 46 [2021-06-05 07:51:32,512 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 45 [2021-06-05 07:51:33,020 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 44 [2021-06-05 07:51:33,694 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2021-06-05 07:51:34,450 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 45 [2021-06-05 07:51:39,126 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 07:51:39,126 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 07:51:39,126 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [931656316] [2021-06-05 07:51:39,127 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [931656316] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 07:51:39,127 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 07:51:39,127 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-06-05 07:51:39,127 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1138546089] [2021-06-05 07:51:39,127 INFO L462 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-06-05 07:51:39,127 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 07:51:39,128 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-06-05 07:51:39,128 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=201, Invalid=2555, Unknown=0, NotChecked=0, Total=2756 [2021-06-05 07:51:39,128 INFO L87 Difference]: Start difference. First operand 9854 states and 25238 transitions. Second operand has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 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) [2021-06-05 07:51:43,117 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 48 [2021-06-05 07:51:43,389 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 52 [2021-06-05 07:51:43,664 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 55 [2021-06-05 07:51:43,968 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 57 [2021-06-05 07:51:44,457 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 82 [2021-06-05 07:51:44,955 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 80 [2021-06-05 07:51:47,264 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 75 [2021-06-05 07:51:47,528 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2021-06-05 07:51:48,720 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 72 [2021-06-05 07:51:50,952 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 84 [2021-06-05 07:51:53,422 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2021-06-05 07:51:55,842 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 73 [2021-06-05 07:51:56,970 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 75 [2021-06-05 07:51:58,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 07:51:58,000 INFO L93 Difference]: Finished difference Result 15755 states and 40499 transitions. [2021-06-05 07:51:58,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-06-05 07:51:58,001 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 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 184 [2021-06-05 07:51:58,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 07:51:58,019 INFO L225 Difference]: With dead ends: 15755 [2021-06-05 07:51:58,019 INFO L226 Difference]: Without dead ends: 15335 [2021-06-05 07:51:58,021 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 23 SyntacticMatches, 5 SemanticMatches, 129 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4619 ImplicationChecksByTransitivity, 18991.2ms TimeCoverageRelationStatistics Valid=1625, Invalid=15405, Unknown=0, NotChecked=0, Total=17030 [2021-06-05 07:51:58,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15335 states. [2021-06-05 07:51:58,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15335 to 9958. [2021-06-05 07:51:58,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9958 states, 9956 states have (on average 2.564383286460426) internal successors, (25531), 9957 states have internal predecessors, (25531), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 07:51:58,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9958 states to 9958 states and 25531 transitions. [2021-06-05 07:51:58,170 INFO L78 Accepts]: Start accepts. Automaton has 9958 states and 25531 transitions. Word has length 184 [2021-06-05 07:51:58,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 07:51:58,171 INFO L482 AbstractCegarLoop]: Abstraction has 9958 states and 25531 transitions. [2021-06-05 07:51:58,171 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 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) [2021-06-05 07:51:58,171 INFO L276 IsEmpty]: Start isEmpty. Operand 9958 states and 25531 transitions. [2021-06-05 07:51:58,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-06-05 07:51:58,179 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 07:51:58,179 INFO L521 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 07:51:58,179 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2021-06-05 07:51:58,179 INFO L430 AbstractCegarLoop]: === Iteration 32 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 07:51:58,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 07:51:58,180 INFO L82 PathProgramCache]: Analyzing trace with hash -2078488249, now seen corresponding path program 16 times [2021-06-05 07:51:58,180 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 07:51:58,180 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1437615172] [2021-06-05 07:51:58,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 07:51:58,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 07:51:58,717 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 38 [2021-06-05 07:51:58,950 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 42 [2021-06-05 07:51:59,180 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2021-06-05 07:51:59,435 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 46 [2021-06-05 07:52:01,020 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 45 [2021-06-05 07:52:05,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 07:52:05,062 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 07:52:05,062 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1437615172] [2021-06-05 07:52:05,062 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1437615172] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 07:52:05,062 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 07:52:05,062 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-06-05 07:52:05,062 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1143881640] [2021-06-05 07:52:05,062 INFO L462 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-06-05 07:52:05,062 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 07:52:05,063 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-06-05 07:52:05,063 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=198, Invalid=2558, Unknown=0, NotChecked=0, Total=2756 [2021-06-05 07:52:05,063 INFO L87 Difference]: Start difference. First operand 9958 states and 25531 transitions. Second operand has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 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) [2021-06-05 07:52:08,544 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 51 [2021-06-05 07:52:09,456 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 48 [2021-06-05 07:52:10,235 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 52 [2021-06-05 07:52:11,003 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 55 [2021-06-05 07:52:11,850 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 57 [2021-06-05 07:52:12,953 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 82 [2021-06-05 07:52:14,057 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 80 [2021-06-05 07:52:18,038 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 75 [2021-06-05 07:52:18,425 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2021-06-05 07:52:20,444 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 72 [2021-06-05 07:52:22,982 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 84 [2021-06-05 07:52:25,310 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2021-06-05 07:52:27,545 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 73 [2021-06-05 07:52:28,559 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 75 [2021-06-05 07:52:29,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 07:52:29,534 INFO L93 Difference]: Finished difference Result 15667 states and 40285 transitions. [2021-06-05 07:52:29,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2021-06-05 07:52:29,534 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 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 184 [2021-06-05 07:52:29,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 07:52:29,552 INFO L225 Difference]: With dead ends: 15667 [2021-06-05 07:52:29,552 INFO L226 Difference]: Without dead ends: 15247 [2021-06-05 07:52:29,553 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 23 SyntacticMatches, 5 SemanticMatches, 130 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4700 ImplicationChecksByTransitivity, 20819.3ms TimeCoverageRelationStatistics Valid=1637, Invalid=15655, Unknown=0, NotChecked=0, Total=17292 [2021-06-05 07:52:29,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15247 states. [2021-06-05 07:52:29,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15247 to 9997. [2021-06-05 07:52:29,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9997 states, 9995 states have (on average 2.56488244122061) internal successors, (25636), 9996 states have internal predecessors, (25636), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 07:52:29,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9997 states to 9997 states and 25636 transitions. [2021-06-05 07:52:29,698 INFO L78 Accepts]: Start accepts. Automaton has 9997 states and 25636 transitions. Word has length 184 [2021-06-05 07:52:29,698 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 07:52:29,698 INFO L482 AbstractCegarLoop]: Abstraction has 9997 states and 25636 transitions. [2021-06-05 07:52:29,698 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 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) [2021-06-05 07:52:29,698 INFO L276 IsEmpty]: Start isEmpty. Operand 9997 states and 25636 transitions. [2021-06-05 07:52:29,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-06-05 07:52:29,708 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 07:52:29,708 INFO L521 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 07:52:29,708 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2021-06-05 07:52:29,708 INFO L430 AbstractCegarLoop]: === Iteration 33 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 07:52:29,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 07:52:29,708 INFO L82 PathProgramCache]: Analyzing trace with hash 1942160421, now seen corresponding path program 17 times [2021-06-05 07:52:29,709 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 07:52:29,709 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [533013944] [2021-06-05 07:52:29,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 07:52:29,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 07:52:30,405 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 42 [2021-06-05 07:52:30,588 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2021-06-05 07:52:30,789 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 46 [2021-06-05 07:52:32,102 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 45 [2021-06-05 07:52:35,413 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 07:52:35,413 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 07:52:35,413 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [533013944] [2021-06-05 07:52:35,414 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [533013944] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 07:52:35,414 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 07:52:35,414 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-06-05 07:52:35,414 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1160308502] [2021-06-05 07:52:35,414 INFO L462 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-06-05 07:52:35,414 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 07:52:35,414 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-06-05 07:52:35,415 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=196, Invalid=2560, Unknown=0, NotChecked=0, Total=2756 [2021-06-05 07:52:35,415 INFO L87 Difference]: Start difference. First operand 9997 states and 25636 transitions. Second operand has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 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) [2021-06-05 07:52:38,001 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 51 [2021-06-05 07:52:38,706 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 48 [2021-06-05 07:52:39,322 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 52 [2021-06-05 07:52:39,937 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 55 [2021-06-05 07:52:40,610 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 57 [2021-06-05 07:52:41,533 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 82 [2021-06-05 07:52:42,458 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 80 [2021-06-05 07:52:46,134 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 75 [2021-06-05 07:52:46,541 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2021-06-05 07:52:48,573 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 72 [2021-06-05 07:52:53,426 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 84 [2021-06-05 07:52:57,057 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2021-06-05 07:52:59,152 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 73 [2021-06-05 07:53:00,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 07:53:00,965 INFO L93 Difference]: Finished difference Result 15627 states and 40195 transitions. [2021-06-05 07:53:00,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2021-06-05 07:53:00,965 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 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 184 [2021-06-05 07:53:00,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 07:53:00,980 INFO L225 Difference]: With dead ends: 15627 [2021-06-05 07:53:00,980 INFO L226 Difference]: Without dead ends: 15207 [2021-06-05 07:53:00,981 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 23 SyntacticMatches, 5 SemanticMatches, 131 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4786 ImplicationChecksByTransitivity, 18650.7ms TimeCoverageRelationStatistics Valid=1652, Invalid=15904, Unknown=0, NotChecked=0, Total=17556 [2021-06-05 07:53:01,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15207 states. [2021-06-05 07:53:01,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15207 to 10023. [2021-06-05 07:53:01,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10023 states, 10021 states have (on average 2.565213052589562) internal successors, (25706), 10022 states have internal predecessors, (25706), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 07:53:01,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10023 states to 10023 states and 25706 transitions. [2021-06-05 07:53:01,113 INFO L78 Accepts]: Start accepts. Automaton has 10023 states and 25706 transitions. Word has length 184 [2021-06-05 07:53:01,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 07:53:01,113 INFO L482 AbstractCegarLoop]: Abstraction has 10023 states and 25706 transitions. [2021-06-05 07:53:01,113 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 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) [2021-06-05 07:53:01,114 INFO L276 IsEmpty]: Start isEmpty. Operand 10023 states and 25706 transitions. [2021-06-05 07:53:01,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-06-05 07:53:01,121 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 07:53:01,121 INFO L521 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 07:53:01,121 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2021-06-05 07:53:01,122 INFO L430 AbstractCegarLoop]: === Iteration 34 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 07:53:01,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 07:53:01,122 INFO L82 PathProgramCache]: Analyzing trace with hash 956827493, now seen corresponding path program 18 times [2021-06-05 07:53:01,122 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 07:53:01,122 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1471459970] [2021-06-05 07:53:01,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 07:53:01,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 07:53:01,762 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 42 [2021-06-05 07:53:01,921 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2021-06-05 07:53:02,111 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 46 [2021-06-05 07:53:03,191 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 45 [2021-06-05 07:53:05,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 07:53:05,925 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 07:53:05,925 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1471459970] [2021-06-05 07:53:05,925 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1471459970] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 07:53:05,925 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 07:53:05,925 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-06-05 07:53:05,925 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1898947459] [2021-06-05 07:53:05,925 INFO L462 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-06-05 07:53:05,925 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 07:53:05,926 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-06-05 07:53:05,926 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=188, Invalid=2568, Unknown=0, NotChecked=0, Total=2756 [2021-06-05 07:53:05,926 INFO L87 Difference]: Start difference. First operand 10023 states and 25706 transitions. Second operand has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 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) [2021-06-05 07:53:07,914 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 51 [2021-06-05 07:53:08,497 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 48 [2021-06-05 07:53:09,021 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 52 [2021-06-05 07:53:09,565 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 55 [2021-06-05 07:53:10,184 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 57 [2021-06-05 07:53:11,014 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 81 [2021-06-05 07:53:11,876 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 79 [2021-06-05 07:53:15,014 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 75 [2021-06-05 07:53:23,359 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 75 [2021-06-05 07:53:23,884 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 73 [2021-06-05 07:53:25,189 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 77 [2021-06-05 07:53:28,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 07:53:28,478 INFO L93 Difference]: Finished difference Result 15649 states and 40255 transitions. [2021-06-05 07:53:28,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 86 states. [2021-06-05 07:53:28,479 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 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 184 [2021-06-05 07:53:28,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 07:53:28,494 INFO L225 Difference]: With dead ends: 15649 [2021-06-05 07:53:28,495 INFO L226 Difference]: Without dead ends: 15229 [2021-06-05 07:53:28,495 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 19 SyntacticMatches, 5 SemanticMatches, 134 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4983 ImplicationChecksByTransitivity, 17941.3ms TimeCoverageRelationStatistics Valid=1682, Invalid=16678, Unknown=0, NotChecked=0, Total=18360 [2021-06-05 07:53:28,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15229 states. [2021-06-05 07:53:28,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15229 to 10036. [2021-06-05 07:53:28,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10036 states, 10034 states have (on average 2.5653777157663944) internal successors, (25741), 10035 states have internal predecessors, (25741), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 07:53:28,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10036 states to 10036 states and 25741 transitions. [2021-06-05 07:53:28,628 INFO L78 Accepts]: Start accepts. Automaton has 10036 states and 25741 transitions. Word has length 184 [2021-06-05 07:53:28,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 07:53:28,629 INFO L482 AbstractCegarLoop]: Abstraction has 10036 states and 25741 transitions. [2021-06-05 07:53:28,629 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 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) [2021-06-05 07:53:28,629 INFO L276 IsEmpty]: Start isEmpty. Operand 10036 states and 25741 transitions. [2021-06-05 07:53:28,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-06-05 07:53:28,637 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 07:53:28,637 INFO L521 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 07:53:28,637 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2021-06-05 07:53:28,637 INFO L430 AbstractCegarLoop]: === Iteration 35 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 07:53:28,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 07:53:28,637 INFO L82 PathProgramCache]: Analyzing trace with hash 913127371, now seen corresponding path program 19 times [2021-06-05 07:53:28,638 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 07:53:28,638 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [738042813] [2021-06-05 07:53:28,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 07:53:28,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 07:53:29,244 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 42 [2021-06-05 07:53:29,412 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2021-06-05 07:53:29,587 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 46 [2021-06-05 07:53:30,574 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 45 [2021-06-05 07:53:33,082 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 07:53:33,083 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 07:53:33,083 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [738042813] [2021-06-05 07:53:33,083 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [738042813] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 07:53:33,083 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 07:53:33,083 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-06-05 07:53:33,083 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [494971893] [2021-06-05 07:53:33,083 INFO L462 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-06-05 07:53:33,083 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 07:53:33,084 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-06-05 07:53:33,084 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=190, Invalid=2566, Unknown=0, NotChecked=0, Total=2756 [2021-06-05 07:53:33,084 INFO L87 Difference]: Start difference. First operand 10036 states and 25741 transitions. Second operand has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 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) [2021-06-05 07:53:35,373 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 48 [2021-06-05 07:53:35,844 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 52 [2021-06-05 07:53:36,336 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 55 [2021-06-05 07:53:36,892 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 57 [2021-06-05 07:53:37,654 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 82 [2021-06-05 07:53:38,408 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 80 [2021-06-05 07:53:41,296 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 75 [2021-06-05 07:53:41,618 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2021-06-05 07:53:43,210 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 72 [2021-06-05 07:53:45,348 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 81 [2021-06-05 07:53:47,734 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 84 [2021-06-05 07:53:51,498 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2021-06-05 07:53:54,812 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 73 [2021-06-05 07:53:56,264 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 75 [2021-06-05 07:53:57,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 07:53:57,942 INFO L93 Difference]: Finished difference Result 16779 states and 43195 transitions. [2021-06-05 07:53:57,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 86 states. [2021-06-05 07:53:57,942 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 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 184 [2021-06-05 07:53:57,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 07:53:57,961 INFO L225 Difference]: With dead ends: 16779 [2021-06-05 07:53:57,961 INFO L226 Difference]: Without dead ends: 16359 [2021-06-05 07:53:57,963 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 23 SyntacticMatches, 5 SemanticMatches, 134 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5045 ImplicationChecksByTransitivity, 16923.3ms TimeCoverageRelationStatistics Valid=1710, Invalid=16650, Unknown=0, NotChecked=0, Total=18360 [2021-06-05 07:53:57,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16359 states. [2021-06-05 07:53:58,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16359 to 10348. [2021-06-05 07:53:58,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10348 states, 10346 states have (on average 2.5692054900444616) internal successors, (26581), 10347 states have internal predecessors, (26581), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 07:53:58,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10348 states to 10348 states and 26581 transitions. [2021-06-05 07:53:58,115 INFO L78 Accepts]: Start accepts. Automaton has 10348 states and 26581 transitions. Word has length 184 [2021-06-05 07:53:58,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 07:53:58,115 INFO L482 AbstractCegarLoop]: Abstraction has 10348 states and 26581 transitions. [2021-06-05 07:53:58,115 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 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) [2021-06-05 07:53:58,115 INFO L276 IsEmpty]: Start isEmpty. Operand 10348 states and 26581 transitions. [2021-06-05 07:53:58,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-06-05 07:53:58,123 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 07:53:58,123 INFO L521 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 07:53:58,123 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2021-06-05 07:53:58,123 INFO L430 AbstractCegarLoop]: === Iteration 36 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 07:53:58,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 07:53:58,124 INFO L82 PathProgramCache]: Analyzing trace with hash -1490581689, now seen corresponding path program 20 times [2021-06-05 07:53:58,124 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 07:53:58,124 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [806927340] [2021-06-05 07:53:58,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 07:53:58,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 07:53:58,965 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 42 [2021-06-05 07:53:59,256 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2021-06-05 07:53:59,607 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 46 [2021-06-05 07:53:59,944 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 45 [2021-06-05 07:54:00,581 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 44 [2021-06-05 07:54:01,311 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2021-06-05 07:54:02,110 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 45 [2021-06-05 07:54:05,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 07:54:05,505 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 07:54:05,505 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [806927340] [2021-06-05 07:54:05,505 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [806927340] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 07:54:05,505 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 07:54:05,505 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-06-05 07:54:05,505 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [690112834] [2021-06-05 07:54:05,505 INFO L462 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-06-05 07:54:05,505 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 07:54:05,506 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-06-05 07:54:05,506 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=201, Invalid=2555, Unknown=0, NotChecked=0, Total=2756 [2021-06-05 07:54:05,506 INFO L87 Difference]: Start difference. First operand 10348 states and 26581 transitions. Second operand has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 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) [2021-06-05 07:54:07,447 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 48 [2021-06-05 07:54:07,847 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 52 [2021-06-05 07:54:08,246 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 55 [2021-06-05 07:54:08,713 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 57 [2021-06-05 07:54:09,399 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 82 [2021-06-05 07:54:10,087 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 80 [2021-06-05 07:54:12,778 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 75 [2021-06-05 07:54:13,101 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2021-06-05 07:54:14,072 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 83 [2021-06-05 07:54:14,319 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 72 [2021-06-05 07:54:15,597 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 71 [2021-06-05 07:54:16,830 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 84 [2021-06-05 07:54:20,083 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2021-06-05 07:54:22,711 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 73 [2021-06-05 07:54:25,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 07:54:25,263 INFO L93 Difference]: Finished difference Result 14763 states and 38063 transitions. [2021-06-05 07:54:25,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2021-06-05 07:54:25,264 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 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 184 [2021-06-05 07:54:25,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 07:54:25,280 INFO L225 Difference]: With dead ends: 14763 [2021-06-05 07:54:25,280 INFO L226 Difference]: Without dead ends: 14343 [2021-06-05 07:54:25,282 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 23 SyntacticMatches, 5 SemanticMatches, 128 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4550 ImplicationChecksByTransitivity, 17839.8ms TimeCoverageRelationStatistics Valid=1613, Invalid=15157, Unknown=0, NotChecked=0, Total=16770 [2021-06-05 07:54:25,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14343 states. [2021-06-05 07:54:25,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14343 to 10348. [2021-06-05 07:54:25,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10348 states, 10346 states have (on average 2.5692054900444616) internal successors, (26581), 10347 states have internal predecessors, (26581), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 07:54:25,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10348 states to 10348 states and 26581 transitions. [2021-06-05 07:54:25,416 INFO L78 Accepts]: Start accepts. Automaton has 10348 states and 26581 transitions. Word has length 184 [2021-06-05 07:54:25,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 07:54:25,416 INFO L482 AbstractCegarLoop]: Abstraction has 10348 states and 26581 transitions. [2021-06-05 07:54:25,417 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 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) [2021-06-05 07:54:25,417 INFO L276 IsEmpty]: Start isEmpty. Operand 10348 states and 26581 transitions. [2021-06-05 07:54:25,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-06-05 07:54:25,426 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 07:54:25,426 INFO L521 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 07:54:25,426 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2021-06-05 07:54:25,426 INFO L430 AbstractCegarLoop]: === Iteration 37 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 07:54:25,427 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 07:54:25,427 INFO L82 PathProgramCache]: Analyzing trace with hash 473197579, now seen corresponding path program 21 times [2021-06-05 07:54:25,427 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 07:54:25,427 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [165626128] [2021-06-05 07:54:25,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 07:54:25,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2021-06-05 07:56:19,668 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-05 07:56:19,672 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-05 07:56:19,673 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-05 07:56:19,673 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-05 07:56:19,674 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-05 07:56:19,675 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-05 07:56:19,676 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-05 07:56:19,677 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-05 07:56:19,677 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-05 07:56:19,678 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-05 07:56:19,679 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-05 07:56:19,679 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-05 07:56:19,686 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-05 07:56:19,687 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-05 07:56:19,688 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-05 07:56:19,688 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-05 07:56:19,689 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-05 07:56:19,689 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-05 07:56:19,689 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-05 07:56:19,690 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-05 07:56:19,690 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-05 07:56:19,690 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-05 07:56:19,691 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-05 07:56:19,691 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-05 07:56:19,691 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-05 07:56:19,691 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-05 07:56:19,692 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-05 07:56:19,692 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-05 07:56:19,692 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-05 07:56:19,692 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-05 07:56:19,693 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-05 07:56:19,698 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-05 07:56:19,698 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-05 07:56:19,699 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-05 07:56:19,699 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-05 07:56:19,699 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-05 07:56:19,699 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-05 07:56:19,700 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-05 07:56:19,700 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-05 07:56:19,700 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-05 07:56:19,700 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-05 07:56:19,701 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-05 07:56:19,701 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-05 07:56:19,701 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-05 07:56:19,701 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-06-05 07:56:19,703 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2021-06-05 07:56:19,703 WARN L547 AbstractCegarLoop]: Verification canceled [2021-06-05 07:56:19,705 INFO L246 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-05 07:56:19,707 WARN L196 ceAbstractionStarter]: Timeout [2021-06-05 07:56:19,707 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.06 07:56:19 BasicIcfg [2021-06-05 07:56:19,707 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-05 07:56:19,708 INFO L168 Benchmark]: Toolchain (without parser) took 778813.83 ms. Allocated memory was 358.6 MB in the beginning and 8.5 GB in the end (delta: 8.1 GB). Free memory was 320.7 MB in the beginning and 7.1 GB in the end (delta: -6.8 GB). Peak memory consumption was 6.3 GB. Max. memory is 16.0 GB. [2021-06-05 07:56:19,708 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 358.6 MB. Free memory is still 339.4 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-06-05 07:56:19,708 INFO L168 Benchmark]: CACSL2BoogieTranslator took 588.18 ms. Allocated memory is still 358.6 MB. Free memory was 320.6 MB in the beginning and 293.0 MB in the end (delta: 27.6 MB). Peak memory consumption was 28.8 MB. Max. memory is 16.0 GB. [2021-06-05 07:56:19,708 INFO L168 Benchmark]: Boogie Procedure Inliner took 85.16 ms. Allocated memory is still 358.6 MB. Free memory was 293.0 MB in the beginning and 290.2 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-05 07:56:19,708 INFO L168 Benchmark]: Boogie Preprocessor took 42.77 ms. Allocated memory is still 358.6 MB. Free memory was 290.2 MB in the beginning and 288.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-05 07:56:19,708 INFO L168 Benchmark]: RCFGBuilder took 730.55 ms. Allocated memory is still 358.6 MB. Free memory was 288.1 MB in the beginning and 240.6 MB in the end (delta: 47.6 MB). Peak memory consumption was 48.2 MB. Max. memory is 16.0 GB. [2021-06-05 07:56:19,708 INFO L168 Benchmark]: TraceAbstraction took 777357.68 ms. Allocated memory was 358.6 MB in the beginning and 8.5 GB in the end (delta: 8.1 GB). Free memory was 239.9 MB in the beginning and 7.1 GB in the end (delta: -6.9 GB). Peak memory consumption was 6.2 GB. Max. memory is 16.0 GB. [2021-06-05 07:56:19,709 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 358.6 MB. Free memory is still 339.4 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 588.18 ms. Allocated memory is still 358.6 MB. Free memory was 320.6 MB in the beginning and 293.0 MB in the end (delta: 27.6 MB). Peak memory consumption was 28.8 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 85.16 ms. Allocated memory is still 358.6 MB. Free memory was 293.0 MB in the beginning and 290.2 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 42.77 ms. Allocated memory is still 358.6 MB. Free memory was 290.2 MB in the beginning and 288.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 730.55 ms. Allocated memory is still 358.6 MB. Free memory was 288.1 MB in the beginning and 240.6 MB in the end (delta: 47.6 MB). Peak memory consumption was 48.2 MB. Max. memory is 16.0 GB. * TraceAbstraction took 777357.68 ms. Allocated memory was 358.6 MB in the beginning and 8.5 GB in the end (delta: 8.1 GB). Free memory was 239.9 MB in the beginning and 7.1 GB in the end (delta: -6.9 GB). Peak memory consumption was 6.2 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 1043]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was analyzing trace of length 185 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 183 interpolants. - TimeoutResultAtElement [Line: 1032]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was analyzing trace of length 185 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 183 interpolants. - TimeoutResultAtElement [Line: 1062]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while BasicCegarLoop was analyzing trace of length 185 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 183 interpolants. - TimeoutResultAtElement [Line: 1063]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while BasicCegarLoop was analyzing trace of length 185 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 183 interpolants. - TimeoutResultAtElement [Line: 1059]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was analyzing trace of length 185 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 183 interpolants. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 402 locations, 7 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 777092.8ms, OverallIterations: 37, TraceHistogramMax: 1, EmptinessCheckTime: 420.8ms, AutomataDifference: 519141.4ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1301.7ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 14701 SDtfs, 77753 SDslu, 298770 SDs, 0 SdLazy, 147749 SolverSat, 4156 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 188224.0ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3779 GetRequests, 531 SyntacticMatches, 129 SemanticMatches, 3119 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100495 ImplicationChecksByTransitivity, 429180.9ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=23654occurred in iteration=0, InterpolantAutomatonStates: 1949, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 9010.7ms AutomataMinimizationTime, 36 MinimizatonAttempts, 105494 StatesRemovedByMinimization, 31 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 122.9ms SsaConstructionTime, 954.0ms SatisfiabilityAnalysisTime, 131450.4ms InterpolantComputationTime, 5594 NumberOfCodeBlocks, 5594 NumberOfCodeBlocksAsserted, 36 NumberOfCheckSat, 5558 ConstructedInterpolants, 0 QuantifiedInterpolants, 383875 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 36 InterpolantComputations, 36 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown