/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/stack_longest-1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-29289db [2021-06-05 07:53:28,277 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-05 07:53:28,278 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-05 07:53:28,295 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-05 07:53:28,301 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-05 07:53:28,302 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-05 07:53:28,303 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-05 07:53:28,303 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-05 07:53:28,304 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-05 07:53:28,304 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-05 07:53:28,305 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-05 07:53:28,306 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-05 07:53:28,307 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-05 07:53:28,308 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-05 07:53:28,309 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-05 07:53:28,309 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-05 07:53:28,311 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-06-05 07:53:28,315 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-05 07:53:28,316 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-05 07:53:28,316 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-05 07:53:28,322 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 07:53:28,336 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-05 07:53:28,336 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-05 07:53:28,336 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-05 07:53:28,336 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-05 07:53:28,337 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-05 07:53:28,337 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-05 07:53:28,337 INFO L138 SettingsManager]: * Use SBE=true [2021-06-05 07:53:28,337 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-05 07:53:28,337 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-05 07:53:28,337 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-05 07:53:28,338 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-05 07:53:28,338 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-05 07:53:28,338 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-05 07:53:28,338 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-05 07:53:28,338 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-05 07:53:28,338 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-05 07:53:28,338 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-05 07:53:28,338 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-05 07:53:28,338 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-05 07:53:28,338 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-05 07:53:28,339 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-05 07:53:28,339 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-05 07:53:28,339 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-05 07:53:28,339 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-05 07:53:28,339 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-05 07:53:28,339 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-05 07:53:28,339 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-05 07:53:28,339 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-05 07:53:28,339 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-05 07:53:28,339 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-05 07:53:28,340 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-05 07:53:28,340 INFO L138 SettingsManager]: * Check the insufficient thread errors last=true [2021-06-05 07:53:28,340 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-05 07:53:28,586 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-05 07:53:28,608 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-05 07:53:28,609 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-05 07:53:28,611 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-05 07:53:28,611 INFO L275 PluginConnector]: CDTParser initialized [2021-06-05 07:53:28,611 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/stack_longest-1.i [2021-06-05 07:53:28,655 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc542ac36/31929a2d02f94d63b801c4543d708c74/FLAG54b38d40d [2021-06-05 07:53:29,089 INFO L306 CDTParser]: Found 1 translation units. [2021-06-05 07:53:29,090 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/stack_longest-1.i [2021-06-05 07:53:29,113 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc542ac36/31929a2d02f94d63b801c4543d708c74/FLAG54b38d40d [2021-06-05 07:53:29,127 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc542ac36/31929a2d02f94d63b801c4543d708c74 [2021-06-05 07:53:29,135 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-05 07:53:29,136 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-05 07:53:29,138 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-05 07:53:29,139 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-05 07:53:29,141 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-05 07:53:29,141 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.06 07:53:29" (1/1) ... [2021-06-05 07:53:29,142 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7673862e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 07:53:29, skipping insertion in model container [2021-06-05 07:53:29,142 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.06 07:53:29" (1/1) ... [2021-06-05 07:53:29,147 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-05 07:53:29,185 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-05 07:53:29,486 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/stack_longest-1.i[41530,41543] [2021-06-05 07:53:29,509 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-05 07:53:29,515 INFO L203 MainTranslator]: Completed pre-run [2021-06-05 07:53:29,540 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/stack_longest-1.i[41530,41543] [2021-06-05 07:53:29,554 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-05 07:53:29,628 INFO L208 MainTranslator]: Completed translation [2021-06-05 07:53:29,629 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 07:53:29 WrapperNode [2021-06-05 07:53:29,629 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-05 07:53:29,629 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-05 07:53:29,630 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-05 07:53:29,630 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-05 07:53:29,633 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 07:53:29" (1/1) ... [2021-06-05 07:53:29,644 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 07:53:29" (1/1) ... [2021-06-05 07:53:29,660 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-05 07:53:29,661 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-05 07:53:29,661 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-05 07:53:29,661 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-05 07:53:29,666 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 07:53:29" (1/1) ... [2021-06-05 07:53:29,666 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 07:53:29" (1/1) ... [2021-06-05 07:53:29,669 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 07:53:29" (1/1) ... [2021-06-05 07:53:29,669 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 07:53:29" (1/1) ... [2021-06-05 07:53:29,674 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 07:53:29" (1/1) ... [2021-06-05 07:53:29,676 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 07:53:29" (1/1) ... [2021-06-05 07:53:29,677 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 07:53:29" (1/1) ... [2021-06-05 07:53:29,679 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-05 07:53:29,679 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-05 07:53:29,680 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-05 07:53:29,680 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-05 07:53:29,680 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 07:53:29" (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 07:53:29,727 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2021-06-05 07:53:29,727 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2021-06-05 07:53:29,727 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2021-06-05 07:53:29,727 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2021-06-05 07:53:29,727 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-05 07:53:29,728 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-05 07:53:29,728 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-06-05 07:53:29,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-05 07:53:29,728 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-06-05 07:53:29,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-05 07:53:29,728 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-05 07:53:29,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-05 07:53:29,729 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 07:53:30,091 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-05 07:53:30,092 INFO L299 CfgBuilder]: Removed 26 assume(true) statements. [2021-06-05 07:53:30,095 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.06 07:53:30 BoogieIcfgContainer [2021-06-05 07:53:30,095 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-05 07:53:30,098 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-05 07:53:30,098 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-05 07:53:30,100 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-05 07:53:30,100 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.06 07:53:29" (1/3) ... [2021-06-05 07:53:30,100 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ba09aac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.06 07:53:30, skipping insertion in model container [2021-06-05 07:53:30,101 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 07:53:29" (2/3) ... [2021-06-05 07:53:30,101 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ba09aac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.06 07:53:30, skipping insertion in model container [2021-06-05 07:53:30,101 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.06 07:53:30" (3/3) ... [2021-06-05 07:53:30,102 INFO L111 eAbstractionObserver]: Analyzing ICFG stack_longest-1.i [2021-06-05 07:53:30,106 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-05 07:53:30,106 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-05 07:53:30,106 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-06-05 07:53:30,107 INFO L510 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-05 07:53:30,143 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,144 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,144 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,144 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,144 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,144 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,144 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,144 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,144 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,144 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,144 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,145 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,145 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,145 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,145 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,145 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,145 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,145 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,145 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,145 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,145 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,145 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,146 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,146 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,146 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,146 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,146 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,146 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,146 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,146 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,146 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,147 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,147 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,147 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,147 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,147 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,147 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,147 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,147 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,147 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,148 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,148 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,148 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,148 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,148 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,148 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,148 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,148 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,148 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,148 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,149 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,149 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,149 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,149 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,149 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,149 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,149 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,149 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,149 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,149 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,149 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,149 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,150 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,150 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,150 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,150 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,150 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,150 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,150 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,150 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,150 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,150 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,151 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,151 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,151 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,151 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,151 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,151 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,152 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,152 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,152 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,152 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,152 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,152 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,152 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,152 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,152 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,153 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,153 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,153 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,153 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,153 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,153 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,153 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,154 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,154 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,154 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,155 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,157 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,157 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,157 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,157 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,161 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,161 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,161 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,161 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,162 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,162 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,162 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,162 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,162 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,162 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,163 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,163 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,163 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,163 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,163 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,163 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,163 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,163 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,163 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,163 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~post44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,163 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,164 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~post44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,164 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,164 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,164 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~post44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,164 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,164 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~post44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,164 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,165 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,165 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,165 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~post44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,165 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~post44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,165 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,166 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,167 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,167 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,167 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,167 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,168 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,168 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,168 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,168 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,168 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,168 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,168 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,168 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,168 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,168 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,168 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,168 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,168 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,169 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,169 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,169 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,169 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~nondet49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,169 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~nondet49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,169 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~nondet49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,169 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~nondet49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,170 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,170 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,170 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,170 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,170 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,170 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,170 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,170 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~post48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,170 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,171 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~post48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,171 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~ret42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,172 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,172 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,172 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,172 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,172 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,172 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~ret42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,172 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,172 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,172 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,172 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,172 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,172 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~post48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,172 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,172 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~post48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,172 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,172 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,173 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,173 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,173 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,173 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,173 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,173 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,173 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,173 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~post48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,173 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~post48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,173 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,173 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,174 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,174 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,174 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,174 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,174 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,174 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,174 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,174 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,174 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,174 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,174 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,175 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,175 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,175 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,182 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,182 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,182 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,182 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,182 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,182 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,182 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,182 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,182 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,182 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,182 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,183 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,183 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,184 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,185 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,185 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,185 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,185 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,185 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,185 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,185 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,185 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,185 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,185 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,185 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,185 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,185 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,185 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,186 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,186 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,186 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,186 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,186 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,186 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~ret42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,186 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,186 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~ret42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,186 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~ret42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,186 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~ret42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,186 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,186 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~ret42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,186 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,187 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,187 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,187 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~ret42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,187 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,187 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,187 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,187 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,187 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,187 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,187 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,187 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,187 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~ret42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,187 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~ret42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,189 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,189 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,189 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,189 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,189 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,189 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~ret42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,189 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,189 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,189 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~nondet49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,189 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,189 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,189 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,190 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,190 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,190 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~post48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,190 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,190 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,190 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,190 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,193 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,193 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,193 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,193 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,193 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,193 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,193 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,193 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,193 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,193 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,193 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,193 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~post44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,193 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,194 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,194 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,194 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,194 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,194 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,194 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,194 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,194 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,194 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,194 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 07:53:30,202 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-06-05 07:53:30,216 INFO L255 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2021-06-05 07:53:30,234 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-05 07:53:30,234 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-05 07:53:30,234 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-05 07:53:30,235 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-05 07:53:30,235 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-05 07:53:30,235 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-05 07:53:30,235 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-05 07:53:30,235 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-06-05 07:53:30,245 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 152 places, 157 transitions, 336 flow [2021-06-05 07:53:30,504 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 9831 states, 9827 states have (on average 2.8614022590821206) internal successors, (28119), 9830 states have internal predecessors, (28119), 0 states have call successors, (0), 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 07:53:30,534 INFO L276 IsEmpty]: Start isEmpty. Operand has 9831 states, 9827 states have (on average 2.8614022590821206) internal successors, (28119), 9830 states have internal predecessors, (28119), 0 states have call successors, (0), 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 07:53:30,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-06-05 07:53:30,553 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 07:53:30,554 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] [2021-06-05 07:53:30,554 INFO L430 AbstractCegarLoop]: === Iteration 1 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-06-05 07:53:30,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 07:53:30,558 INFO L82 PathProgramCache]: Analyzing trace with hash -58151633, now seen corresponding path program 1 times [2021-06-05 07:53:30,563 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 07:53:30,564 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [673903475] [2021-06-05 07:53:30,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 07:53:30,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 07:53:30,757 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 07:53:30,757 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 07:53:30,757 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [673903475] [2021-06-05 07:53:30,757 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [673903475] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 07:53:30,757 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 07:53:30,758 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-05 07:53:30,758 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [500783399] [2021-06-05 07:53:30,760 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-05 07:53:30,760 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 07:53:30,767 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-05 07:53:30,768 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-05 07:53:30,786 INFO L87 Difference]: Start difference. First operand has 9831 states, 9827 states have (on average 2.8614022590821206) internal successors, (28119), 9830 states have internal predecessors, (28119), 0 states have call successors, (0), 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 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 0 states have call successors, (0), 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 07:53:30,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 07:53:30,938 INFO L93 Difference]: Finished difference Result 14511 states and 39963 transitions. [2021-06-05 07:53:30,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-05 07:53:30,939 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 0 states have call successors, (0), 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 54 [2021-06-05 07:53:30,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 07:53:31,012 INFO L225 Difference]: With dead ends: 14511 [2021-06-05 07:53:31,012 INFO L226 Difference]: Without dead ends: 14355 [2021-06-05 07:53:31,013 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 5.9ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-05 07:53:31,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14355 states. [2021-06-05 07:53:31,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14355 to 12272. [2021-06-05 07:53:31,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12272 states, 12268 states have (on average 2.7874144114770134) internal successors, (34196), 12271 states have internal predecessors, (34196), 0 states have call successors, (0), 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 07:53:31,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12272 states to 12272 states and 34196 transitions. [2021-06-05 07:53:31,497 INFO L78 Accepts]: Start accepts. Automaton has 12272 states and 34196 transitions. Word has length 54 [2021-06-05 07:53:31,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 07:53:31,552 INFO L482 AbstractCegarLoop]: Abstraction has 12272 states and 34196 transitions. [2021-06-05 07:53:31,553 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 0 states have call successors, (0), 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 07:53:31,558 INFO L276 IsEmpty]: Start isEmpty. Operand 12272 states and 34196 transitions. [2021-06-05 07:53:31,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-06-05 07:53:31,565 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 07:53:31,565 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] [2021-06-05 07:53:31,565 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-05 07:53:31,565 INFO L430 AbstractCegarLoop]: === Iteration 2 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-06-05 07:53:31,566 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 07:53:31,566 INFO L82 PathProgramCache]: Analyzing trace with hash -2059678872, now seen corresponding path program 1 times [2021-06-05 07:53:31,566 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 07:53:31,566 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1147309092] [2021-06-05 07:53:31,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 07:53:31,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 07:53:31,654 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 07:53:31,654 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 07:53:31,654 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1147309092] [2021-06-05 07:53:31,654 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1147309092] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 07:53:31,654 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 07:53:31,654 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-05 07:53:31,654 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [438794585] [2021-06-05 07:53:31,655 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-05 07:53:31,655 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 07:53:31,656 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-05 07:53:31,656 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-05 07:53:31,656 INFO L87 Difference]: Start difference. First operand 12272 states and 34196 transitions. Second operand has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 0 states have call successors, (0), 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 07:53:31,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 07:53:31,712 INFO L93 Difference]: Finished difference Result 11292 states and 30871 transitions. [2021-06-05 07:53:31,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-05 07:53:31,712 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 0 states have call successors, (0), 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 58 [2021-06-05 07:53:31,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 07:53:31,774 INFO L225 Difference]: With dead ends: 11292 [2021-06-05 07:53:31,774 INFO L226 Difference]: Without dead ends: 11059 [2021-06-05 07:53:31,776 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.9ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-05 07:53:31,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11059 states. [2021-06-05 07:53:31,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11059 to 10774. [2021-06-05 07:53:31,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10774 states, 10770 states have (on average 2.749117920148561) internal successors, (29608), 10773 states have internal predecessors, (29608), 0 states have call successors, (0), 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 07:53:31,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10774 states to 10774 states and 29608 transitions. [2021-06-05 07:53:31,986 INFO L78 Accepts]: Start accepts. Automaton has 10774 states and 29608 transitions. Word has length 58 [2021-06-05 07:53:31,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 07:53:31,987 INFO L482 AbstractCegarLoop]: Abstraction has 10774 states and 29608 transitions. [2021-06-05 07:53:31,987 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 0 states have call successors, (0), 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 07:53:31,987 INFO L276 IsEmpty]: Start isEmpty. Operand 10774 states and 29608 transitions. [2021-06-05 07:53:31,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-06-05 07:53:31,991 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 07:53:31,991 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] [2021-06-05 07:53:31,992 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-05 07:53:31,992 INFO L430 AbstractCegarLoop]: === Iteration 3 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-06-05 07:53:31,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 07:53:31,992 INFO L82 PathProgramCache]: Analyzing trace with hash -1737064523, now seen corresponding path program 1 times [2021-06-05 07:53:31,992 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 07:53:31,993 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1386662474] [2021-06-05 07:53:31,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 07:53:32,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 07:53:32,061 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 07:53:32,062 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 07:53:32,062 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1386662474] [2021-06-05 07:53:32,062 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1386662474] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 07:53:32,062 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 07:53:32,062 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-05 07:53:32,062 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1761570511] [2021-06-05 07:53:32,063 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-05 07:53:32,063 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 07:53:32,064 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-05 07:53:32,065 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-05 07:53:32,065 INFO L87 Difference]: Start difference. First operand 10774 states and 29608 transitions. Second operand has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 0 states have call successors, (0), 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 07:53:32,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 07:53:32,169 INFO L93 Difference]: Finished difference Result 15325 states and 42073 transitions. [2021-06-05 07:53:32,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-05 07:53:32,169 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 0 states have call successors, (0), 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 63 [2021-06-05 07:53:32,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 07:53:32,199 INFO L225 Difference]: With dead ends: 15325 [2021-06-05 07:53:32,199 INFO L226 Difference]: Without dead ends: 15325 [2021-06-05 07:53:32,200 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 15.7ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-06-05 07:53:32,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15325 states. [2021-06-05 07:53:32,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15325 to 11203. [2021-06-05 07:53:32,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11203 states, 11199 states have (on average 2.7496205018305204) internal successors, (30793), 11202 states have internal predecessors, (30793), 0 states have call successors, (0), 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 07:53:32,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11203 states to 11203 states and 30793 transitions. [2021-06-05 07:53:32,530 INFO L78 Accepts]: Start accepts. Automaton has 11203 states and 30793 transitions. Word has length 63 [2021-06-05 07:53:32,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 07:53:32,530 INFO L482 AbstractCegarLoop]: Abstraction has 11203 states and 30793 transitions. [2021-06-05 07:53:32,530 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 0 states have call successors, (0), 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 07:53:32,530 INFO L276 IsEmpty]: Start isEmpty. Operand 11203 states and 30793 transitions. [2021-06-05 07:53:32,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-06-05 07:53:32,536 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 07:53:32,536 INFO L521 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 07:53:32,536 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-05 07:53:32,536 INFO L430 AbstractCegarLoop]: === Iteration 4 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-06-05 07:53:32,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 07:53:32,537 INFO L82 PathProgramCache]: Analyzing trace with hash 1751726349, now seen corresponding path program 1 times [2021-06-05 07:53:32,537 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 07:53:32,537 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1162737754] [2021-06-05 07:53:32,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 07:53:32,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 07:53:32,617 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 07:53:32,617 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 07:53:32,617 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1162737754] [2021-06-05 07:53:32,617 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1162737754] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 07:53:32,618 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1788254955] [2021-06-05 07:53:32,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 07:53:32,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 07:53:32,779 INFO L263 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 4 conjunts are in the unsatisfiable core [2021-06-05 07:53:32,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 07:53:33,062 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 07:53:33,063 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1788254955] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 07:53:33,063 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 07:53:33,063 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-06-05 07:53:33,063 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1989398402] [2021-06-05 07:53:33,064 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-05 07:53:33,064 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 07:53:33,064 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-05 07:53:33,064 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-06-05 07:53:33,064 INFO L87 Difference]: Start difference. First operand 11203 states and 30793 transitions. Second operand has 7 states, 7 states have (on average 19.428571428571427) internal successors, (136), 7 states have internal predecessors, (136), 0 states have call successors, (0), 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 07:53:33,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 07:53:33,179 INFO L93 Difference]: Finished difference Result 16509 states and 45263 transitions. [2021-06-05 07:53:33,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-05 07:53:33,180 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 19.428571428571427) internal successors, (136), 7 states have internal predecessors, (136), 0 states have call successors, (0), 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 89 [2021-06-05 07:53:33,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 07:53:33,209 INFO L225 Difference]: With dead ends: 16509 [2021-06-05 07:53:33,209 INFO L226 Difference]: Without dead ends: 16509 [2021-06-05 07:53:33,210 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 34.1ms TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2021-06-05 07:53:33,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16509 states. [2021-06-05 07:53:33,486 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16509 to 14426. [2021-06-05 07:53:33,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14426 states, 14422 states have (on average 2.764110386908889) internal successors, (39864), 14425 states have internal predecessors, (39864), 0 states have call successors, (0), 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 07:53:33,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14426 states to 14426 states and 39864 transitions. [2021-06-05 07:53:33,546 INFO L78 Accepts]: Start accepts. Automaton has 14426 states and 39864 transitions. Word has length 89 [2021-06-05 07:53:33,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 07:53:33,546 INFO L482 AbstractCegarLoop]: Abstraction has 14426 states and 39864 transitions. [2021-06-05 07:53:33,546 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 19.428571428571427) internal successors, (136), 7 states have internal predecessors, (136), 0 states have call successors, (0), 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 07:53:33,546 INFO L276 IsEmpty]: Start isEmpty. Operand 14426 states and 39864 transitions. [2021-06-05 07:53:33,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-06-05 07:53:33,555 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 07:53:33,555 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 07:53:33,764 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 07:53:33,765 INFO L430 AbstractCegarLoop]: === Iteration 5 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-06-05 07:53:33,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 07:53:33,766 INFO L82 PathProgramCache]: Analyzing trace with hash 350445884, now seen corresponding path program 1 times [2021-06-05 07:53:33,766 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 07:53:33,766 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [908113719] [2021-06-05 07:53:33,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 07:53:33,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 07:53:33,814 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 07:53:33,815 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 07:53:33,815 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [908113719] [2021-06-05 07:53:33,815 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [908113719] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 07:53:33,815 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 07:53:33,815 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-05 07:53:33,815 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1636957776] [2021-06-05 07:53:33,815 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-05 07:53:33,815 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 07:53:33,816 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-05 07:53:33,816 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-05 07:53:33,816 INFO L87 Difference]: Start difference. First operand 14426 states and 39864 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 07:53:33,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 07:53:33,849 INFO L93 Difference]: Finished difference Result 7162 states and 18636 transitions. [2021-06-05 07:53:33,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-05 07:53:33,850 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 07:53:33,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 07:53:33,862 INFO L225 Difference]: With dead ends: 7162 [2021-06-05 07:53:33,862 INFO L226 Difference]: Without dead ends: 7124 [2021-06-05 07:53:33,862 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.4ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-05 07:53:33,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7124 states. [2021-06-05 07:53:33,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7124 to 6984. [2021-06-05 07:53:33,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6984 states, 6980 states have (on average 2.5984240687679083) internal successors, (18137), 6983 states have internal predecessors, (18137), 0 states have call successors, (0), 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 07:53:34,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6984 states to 6984 states and 18137 transitions. [2021-06-05 07:53:34,070 INFO L78 Accepts]: Start accepts. Automaton has 6984 states and 18137 transitions. Word has length 93 [2021-06-05 07:53:34,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 07:53:34,070 INFO L482 AbstractCegarLoop]: Abstraction has 6984 states and 18137 transitions. [2021-06-05 07:53:34,070 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 07:53:34,070 INFO L276 IsEmpty]: Start isEmpty. Operand 6984 states and 18137 transitions. [2021-06-05 07:53:34,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-06-05 07:53:34,076 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 07:53:34,076 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] [2021-06-05 07:53:34,076 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-05 07:53:34,076 INFO L430 AbstractCegarLoop]: === Iteration 6 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-06-05 07:53:34,076 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 07:53:34,076 INFO L82 PathProgramCache]: Analyzing trace with hash -1807750232, now seen corresponding path program 1 times [2021-06-05 07:53:34,076 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 07:53:34,077 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [75227158] [2021-06-05 07:53:34,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 07:53:34,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 07:53:34,140 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 07:53:34,140 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 07:53:34,140 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [75227158] [2021-06-05 07:53:34,141 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [75227158] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 07:53:34,141 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 07:53:34,141 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-05 07:53:34,141 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2061724905] [2021-06-05 07:53:34,141 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-05 07:53:34,141 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 07:53:34,141 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-05 07:53:34,141 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-05 07:53:34,142 INFO L87 Difference]: Start difference. First operand 6984 states and 18137 transitions. Second operand has 7 states, 7 states have (on average 13.428571428571429) internal successors, (94), 7 states have internal predecessors, (94), 0 states have call successors, (0), 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 07:53:34,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 07:53:34,232 INFO L93 Difference]: Finished difference Result 9202 states and 23838 transitions. [2021-06-05 07:53:34,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-05 07:53:34,232 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 13.428571428571429) internal successors, (94), 7 states have internal predecessors, (94), 0 states have call successors, (0), 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 94 [2021-06-05 07:53:34,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 07:53:34,243 INFO L225 Difference]: With dead ends: 9202 [2021-06-05 07:53:34,243 INFO L226 Difference]: Without dead ends: 9202 [2021-06-05 07:53:34,244 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 35.1ms TimeCoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2021-06-05 07:53:34,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9202 states. [2021-06-05 07:53:34,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9202 to 7526. [2021-06-05 07:53:34,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7526 states, 7522 states have (on average 2.592395639457591) internal successors, (19500), 7525 states have internal predecessors, (19500), 0 states have call successors, (0), 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 07:53:34,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7526 states to 7526 states and 19500 transitions. [2021-06-05 07:53:34,356 INFO L78 Accepts]: Start accepts. Automaton has 7526 states and 19500 transitions. Word has length 94 [2021-06-05 07:53:34,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 07:53:34,357 INFO L482 AbstractCegarLoop]: Abstraction has 7526 states and 19500 transitions. [2021-06-05 07:53:34,357 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 13.428571428571429) internal successors, (94), 7 states have internal predecessors, (94), 0 states have call successors, (0), 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 07:53:34,357 INFO L276 IsEmpty]: Start isEmpty. Operand 7526 states and 19500 transitions. [2021-06-05 07:53:34,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-06-05 07:53:34,365 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 07:53:34,365 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 07:53:34,365 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-06-05 07:53:34,365 INFO L430 AbstractCegarLoop]: === Iteration 7 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-06-05 07:53:34,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 07:53:34,365 INFO L82 PathProgramCache]: Analyzing trace with hash 1224565215, now seen corresponding path program 1 times [2021-06-05 07:53:34,366 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 07:53:34,366 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [86446072] [2021-06-05 07:53:34,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 07:53:34,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 07:53:35,059 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 07:53:35,059 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 07:53:35,060 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [86446072] [2021-06-05 07:53:35,060 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [86446072] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 07:53:35,060 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 07:53:35,060 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2021-06-05 07:53:35,060 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1157451185] [2021-06-05 07:53:35,060 INFO L462 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-06-05 07:53:35,060 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 07:53:35,061 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-06-05 07:53:35,061 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=425, Unknown=0, NotChecked=0, Total=506 [2021-06-05 07:53:35,061 INFO L87 Difference]: Start difference. First operand 7526 states and 19500 transitions. Second operand has 23 states, 23 states have (on average 4.521739130434782) internal successors, (104), 23 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 07:53:37,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 07:53:37,253 INFO L93 Difference]: Finished difference Result 20483 states and 52674 transitions. [2021-06-05 07:53:37,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-06-05 07:53:37,254 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 23 states have (on average 4.521739130434782) internal successors, (104), 23 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 07:53:37,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 07:53:37,280 INFO L225 Difference]: With dead ends: 20483 [2021-06-05 07:53:37,280 INFO L226 Difference]: Without dead ends: 20483 [2021-06-05 07:53:37,281 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 426 ImplicationChecksByTransitivity, 1578.7ms TimeCoverageRelationStatistics Valid=408, Invalid=1572, Unknown=0, NotChecked=0, Total=1980 [2021-06-05 07:53:37,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20483 states. [2021-06-05 07:53:37,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20483 to 10506. [2021-06-05 07:53:37,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10506 states, 10502 states have (on average 2.6287373833555514) internal successors, (27607), 10505 states have internal predecessors, (27607), 0 states have call successors, (0), 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 07:53:37,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10506 states to 10506 states and 27607 transitions. [2021-06-05 07:53:37,547 INFO L78 Accepts]: Start accepts. Automaton has 10506 states and 27607 transitions. Word has length 104 [2021-06-05 07:53:37,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 07:53:37,547 INFO L482 AbstractCegarLoop]: Abstraction has 10506 states and 27607 transitions. [2021-06-05 07:53:37,547 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 4.521739130434782) internal successors, (104), 23 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 07:53:37,547 INFO L276 IsEmpty]: Start isEmpty. Operand 10506 states and 27607 transitions. [2021-06-05 07:53:37,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-06-05 07:53:37,558 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 07:53:37,559 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 07:53:37,559 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-06-05 07:53:37,559 INFO L430 AbstractCegarLoop]: === Iteration 8 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-06-05 07:53:37,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 07:53:37,560 INFO L82 PathProgramCache]: Analyzing trace with hash 207646817, now seen corresponding path program 2 times [2021-06-05 07:53:37,561 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 07:53:37,562 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1000655296] [2021-06-05 07:53:37,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 07:53:37,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 07:53:38,205 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 07:53:38,205 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 07:53:38,205 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1000655296] [2021-06-05 07:53:38,205 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1000655296] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 07:53:38,205 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 07:53:38,205 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2021-06-05 07:53:38,205 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [470736924] [2021-06-05 07:53:38,205 INFO L462 AbstractCegarLoop]: Interpolant automaton has 24 states [2021-06-05 07:53:38,205 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 07:53:38,206 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-06-05 07:53:38,206 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=460, Unknown=0, NotChecked=0, Total=552 [2021-06-05 07:53:38,206 INFO L87 Difference]: Start difference. First operand 10506 states and 27607 transitions. Second operand has 24 states, 24 states have (on average 4.333333333333333) internal successors, (104), 24 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 07:53:39,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 07:53:39,500 INFO L93 Difference]: Finished difference Result 19619 states and 51792 transitions. [2021-06-05 07:53:39,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-05 07:53:39,500 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 24 states have (on average 4.333333333333333) internal successors, (104), 24 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 07:53:39,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 07:53:39,520 INFO L225 Difference]: With dead ends: 19619 [2021-06-05 07:53:39,521 INFO L226 Difference]: Without dead ends: 19619 [2021-06-05 07:53:39,521 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 282 ImplicationChecksByTransitivity, 1002.8ms TimeCoverageRelationStatistics Valid=321, Invalid=1161, Unknown=0, NotChecked=0, Total=1482 [2021-06-05 07:53:39,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19619 states. [2021-06-05 07:53:39,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19619 to 10004. [2021-06-05 07:53:39,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10004 states, 10000 states have (on average 2.618) internal successors, (26180), 10003 states have internal predecessors, (26180), 0 states have call successors, (0), 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 07:53:39,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10004 states to 10004 states and 26180 transitions. [2021-06-05 07:53:39,694 INFO L78 Accepts]: Start accepts. Automaton has 10004 states and 26180 transitions. Word has length 104 [2021-06-05 07:53:39,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 07:53:39,694 INFO L482 AbstractCegarLoop]: Abstraction has 10004 states and 26180 transitions. [2021-06-05 07:53:39,694 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 24 states, 24 states have (on average 4.333333333333333) internal successors, (104), 24 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 07:53:39,694 INFO L276 IsEmpty]: Start isEmpty. Operand 10004 states and 26180 transitions. [2021-06-05 07:53:39,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-06-05 07:53:39,708 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 07:53:39,708 INFO L521 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 07:53:39,708 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-06-05 07:53:39,708 INFO L430 AbstractCegarLoop]: === Iteration 9 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-06-05 07:53:39,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 07:53:39,708 INFO L82 PathProgramCache]: Analyzing trace with hash -1829261201, now seen corresponding path program 2 times [2021-06-05 07:53:39,708 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 07:53:39,709 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [522611606] [2021-06-05 07:53:39,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 07:53:39,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 07:53:39,770 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 6 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 07:53:39,770 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 07:53:39,770 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [522611606] [2021-06-05 07:53:39,771 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [522611606] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 07:53:39,771 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [433595634] [2021-06-05 07:53:39,771 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 07:53:39,874 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-05 07:53:39,874 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 07:53:39,875 INFO L263 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 6 conjunts are in the unsatisfiable core [2021-06-05 07:53:39,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 07:53:40,028 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 6 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 07:53:40,029 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [433595634] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 07:53:40,029 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 07:53:40,029 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2021-06-05 07:53:40,029 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [956459446] [2021-06-05 07:53:40,029 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-06-05 07:53:40,029 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 07:53:40,029 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-06-05 07:53:40,030 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-06-05 07:53:40,030 INFO L87 Difference]: Start difference. First operand 10004 states and 26180 transitions. Second operand has 9 states, 9 states have (on average 19.0) internal successors, (171), 9 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 07:53:40,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 07:53:40,113 INFO L93 Difference]: Finished difference Result 13959 states and 36363 transitions. [2021-06-05 07:53:40,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-05 07:53:40,114 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 19.0) internal successors, (171), 9 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 124 [2021-06-05 07:53:40,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 07:53:40,129 INFO L225 Difference]: With dead ends: 13959 [2021-06-05 07:53:40,129 INFO L226 Difference]: Without dead ends: 13959 [2021-06-05 07:53:40,129 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 38.6ms TimeCoverageRelationStatistics Valid=55, Invalid=101, Unknown=0, NotChecked=0, Total=156 [2021-06-05 07:53:40,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13959 states. [2021-06-05 07:53:40,270 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13959 to 12239. [2021-06-05 07:53:40,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12239 states, 12235 states have (on average 2.6210053126277075) internal successors, (32068), 12238 states have internal predecessors, (32068), 0 states have call successors, (0), 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 07:53:40,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12239 states to 12239 states and 32068 transitions. [2021-06-05 07:53:40,303 INFO L78 Accepts]: Start accepts. Automaton has 12239 states and 32068 transitions. Word has length 124 [2021-06-05 07:53:40,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 07:53:40,303 INFO L482 AbstractCegarLoop]: Abstraction has 12239 states and 32068 transitions. [2021-06-05 07:53:40,303 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 19.0) internal successors, (171), 9 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 07:53:40,303 INFO L276 IsEmpty]: Start isEmpty. Operand 12239 states and 32068 transitions. [2021-06-05 07:53:40,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-06-05 07:53:40,314 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 07:53:40,314 INFO L521 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 07:53:40,530 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 07:53:40,531 INFO L430 AbstractCegarLoop]: === Iteration 10 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-06-05 07:53:40,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 07:53:40,531 INFO L82 PathProgramCache]: Analyzing trace with hash -233842967, now seen corresponding path program 1 times [2021-06-05 07:53:40,531 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 07:53:40,531 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [828133600] [2021-06-05 07:53:40,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 07:53:40,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-05 07:53:40,568 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-05 07:53:40,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-05 07:53:40,602 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-05 07:53:40,639 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-06-05 07:53:40,639 INFO L622 BasicCegarLoop]: Counterexample might be feasible [2021-06-05 07:53:40,639 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-06-05 07:53:40,641 INFO L246 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-05 07:53:40,732 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.06 07:53:40 BasicIcfg [2021-06-05 07:53:40,732 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-05 07:53:40,732 INFO L168 Benchmark]: Toolchain (without parser) took 11596.26 ms. Allocated memory was 343.9 MB in the beginning and 3.4 GB in the end (delta: 3.0 GB). Free memory was 305.8 MB in the beginning and 2.6 GB in the end (delta: -2.3 GB). Peak memory consumption was 770.6 MB. Max. memory is 16.0 GB. [2021-06-05 07:53:40,732 INFO L168 Benchmark]: CDTParser took 0.09 ms. Allocated memory is still 343.9 MB. Free memory was 324.3 MB in the beginning and 324.2 MB in the end (delta: 70.4 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-05 07:53:40,733 INFO L168 Benchmark]: CACSL2BoogieTranslator took 490.48 ms. Allocated memory is still 343.9 MB. Free memory was 305.5 MB in the beginning and 279.2 MB in the end (delta: 26.4 MB). Peak memory consumption was 28.3 MB. Max. memory is 16.0 GB. [2021-06-05 07:53:40,733 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.93 ms. Allocated memory is still 343.9 MB. Free memory was 279.2 MB in the beginning and 276.1 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-05 07:53:40,733 INFO L168 Benchmark]: Boogie Preprocessor took 18.25 ms. Allocated memory is still 343.9 MB. Free memory was 276.1 MB in the beginning and 275.0 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-05 07:53:40,733 INFO L168 Benchmark]: RCFGBuilder took 415.99 ms. Allocated memory is still 343.9 MB. Free memory was 274.0 MB in the beginning and 239.3 MB in the end (delta: 34.7 MB). Peak memory consumption was 35.7 MB. Max. memory is 16.0 GB. [2021-06-05 07:53:40,733 INFO L168 Benchmark]: TraceAbstraction took 10634.04 ms. Allocated memory was 343.9 MB in the beginning and 3.4 GB in the end (delta: 3.0 GB). Free memory was 239.3 MB in the beginning and 2.6 GB in the end (delta: -2.3 GB). Peak memory consumption was 704.5 MB. Max. memory is 16.0 GB. [2021-06-05 07:53:40,733 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09 ms. Allocated memory is still 343.9 MB. Free memory was 324.3 MB in the beginning and 324.2 MB in the end (delta: 70.4 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 490.48 ms. Allocated memory is still 343.9 MB. Free memory was 305.5 MB in the beginning and 279.2 MB in the end (delta: 26.4 MB). Peak memory consumption was 28.3 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 30.93 ms. Allocated memory is still 343.9 MB. Free memory was 279.2 MB in the beginning and 276.1 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 18.25 ms. Allocated memory is still 343.9 MB. Free memory was 276.1 MB in the beginning and 275.0 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 415.99 ms. Allocated memory is still 343.9 MB. Free memory was 274.0 MB in the beginning and 239.3 MB in the end (delta: 34.7 MB). Peak memory consumption was 35.7 MB. Max. memory is 16.0 GB. * TraceAbstraction took 10634.04 ms. Allocated memory was 343.9 MB in the beginning and 3.4 GB in the end (delta: 3.0 GB). Free memory was 239.3 MB in the beginning and 2.6 GB in the end (delta: -2.3 GB). Peak memory consumption was 704.5 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 941]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L935] 0 static int top=0; VAL [top=0] [L936] 0 static unsigned int arr[(800)]; VAL [arr={10:0}, top=0] [L937] 0 pthread_mutex_t m; VAL [arr={10:0}, m={11:0}, top=0] [L938] 0 _Bool flag=(0); VAL [arr={10:0}, flag=0, m={11:0}, top=0] [L1020] 0 pthread_t id1, id2; VAL [arr={10:0}, flag=0, m={11:0}, top=0] [L1022] FCALL, FORK 0 pthread_create(&id1, ((void *)0), t1, ((void *)0)) VAL [arr={10:0}, flag=0, m={11:0}, top=0] [L989] 1 int i; VAL [arr={10:0}, flag=0, m={11:0}, top=0] [L990] 1 unsigned int tmp; VAL [arr={10:0}, flag=0, m={11:0}, top=0] [L991] 1 i=0 VAL [arr={10:0}, flag=0, m={11:0}, top=0] [L991] COND TRUE 1 i<(800) VAL [arr={10:0}, flag=0, m={11:0}, top=0] [L994] 1 tmp = __VERIFIER_nondet_uint() VAL [arr={10:0}, flag=0, m={11:0}, top=0] [L23] COND FALSE 1 !(!cond) VAL [arr={10:0}, flag=0, m={11:0}, top=0] [L961] COND FALSE 1 !(top==(800)) VAL [arr={10:0}, flag=0, m={11:0}, top=0] [L953] 1 return top; VAL [arr={10:0}, flag=0, m={11:0}, top=0] [L968] 1 stack[get_top()] = x VAL [arr={10:0}, flag=0, m={11:0}, top=0] [L945] 1 top++ VAL [arr={10:0}, flag=0, m={11:0}, top=1] [L971] 1 return 0; VAL [arr={10:0}, flag=0, m={11:0}, top=1] [L996] COND FALSE 1 !(push(arr,tmp)==(-1)) VAL [arr={10:0}, flag=0, m={11:0}, top=1] [L998] 1 flag=(1) VAL [arr={10:0}, flag=1, m={11:0}, top=1] [L1023] FCALL, FORK 0 pthread_create(&id2, ((void *)0), t2, ((void *)0)) VAL [arr={10:0}, flag=1, m={11:0}, top=1] [L1005] 2 int i; VAL [arr={10:0}, flag=1, m={11:0}, top=1] [L1006] 2 i=0 VAL [arr={10:0}, flag=1, m={11:0}, top=1] [L1006] COND TRUE 2 i<(800) VAL [arr={10:0}, flag=1, m={11:0}, top=1] [L1009] COND TRUE 2 \read(flag) VAL [arr={10:0}, flag=1, m={11:0}, top=1] [L953] 2 return top; VAL [arr={10:0}, flag=1, m={11:0}, top=1] [L975] COND FALSE 2 !(get_top()==0) VAL [arr={10:0}, flag=1, m={11:0}, top=1] [L949] 2 top-- VAL [arr={10:0}, flag=1, m={11:0}, top=0] [L953] 2 return top; VAL [arr={10:0}, flag=1, m={11:0}, top=0] [L983] EXPR 2 stack[get_top()] VAL [arr={10:0}, flag=1, m={11:0}, top=0] [L983] 2 return stack[get_top()]; VAL [arr={10:0}, flag=1, m={11:0}, top=0] [L1011] COND FALSE 2 !(!(pop(arr)!=(-2))) VAL [arr={10:0}, flag=1, m={11:0}, top=0] [L1006] 2 i++ VAL [arr={10:0}, flag=1, m={11:0}, top=0] [L1006] COND TRUE 2 i<(800) VAL [arr={10:0}, flag=1, m={11:0}, top=0] [L1009] COND TRUE 2 \read(flag) VAL [arr={10:0}, flag=1, m={11:0}, top=0] [L953] 2 return top; VAL [arr={10:0}, flag=1, m={11:0}, top=0] [L975] COND TRUE 2 get_top()==0 VAL [arr={10:0}, flag=1, m={11:0}, top=0] [L978] 2 return (-2); VAL [arr={10:0}, flag=1, m={11:0}, top=0] [L1011] COND TRUE 2 !(pop(arr)!=(-2)) VAL [arr={10:0}, flag=1, m={11:0}, top=0] [L941] 2 reach_error() VAL [arr={10:0}, flag=1, m={11:0}, top=0] - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 244 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 10406.7ms, OverallIterations: 10, TraceHistogramMax: 3, EmptinessCheckTime: 121.9ms, AutomataDifference: 4438.7ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 269.5ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 1884 SDtfs, 4450 SDslu, 9340 SDs, 0 SdLazy, 2041 SolverSat, 84 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1448.3ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 340 GetRequests, 225 SyntacticMatches, 2 SemanticMatches, 113 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 733 ImplicationChecksByTransitivity, 2716.7ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=14426occurred in iteration=4, InterpolantAutomatonStates: 86, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 2283.0ms AutomataMinimizationTime, 9 MinimizatonAttempts, 31701 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 67.1ms SsaConstructionTime, 311.8ms SatisfiabilityAnalysisTime, 2050.0ms InterpolantComputationTime, 1124 NumberOfCodeBlocks, 1124 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 985 ConstructedInterpolants, 0 QuantifiedInterpolants, 8402 SizeOfPredicates, 6 NumberOfNonLiveVariables, 498 ConjunctsInSsa, 10 ConjunctsInUnsatCore, 11 InterpolantComputations, 7 PerfectInterpolantSequences, 18/178 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 proved your program to be incorrect! Received shutdown request...