/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc config/AutomizerReach.xml -s config/svcomp-Reach-64bit-Automizer_Default.epf -i ../sv-benchmarks/c/pthread/stack_longer-1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-178dd20 [2021-01-06 22:57:07,735 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-06 22:57:07,738 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-06 22:57:07,778 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-06 22:57:07,779 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-06 22:57:07,780 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-06 22:57:07,782 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-06 22:57:07,785 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-06 22:57:07,787 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-06 22:57:07,788 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-06 22:57:07,789 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-06 22:57:07,791 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-06 22:57:07,791 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-06 22:57:07,793 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-06 22:57:07,794 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-06 22:57:07,796 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-06 22:57:07,797 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-06 22:57:07,798 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-06 22:57:07,801 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-06 22:57:07,803 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-06 22:57:07,805 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-06 22:57:07,807 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-06 22:57:07,810 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-06 22:57:07,825 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-06 22:57:07,832 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-01-06 22:57:07,838 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-01-06 22:57:07,839 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-01-06 22:57:07,842 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-01-06 22:57:07,842 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-01-06 22:57:07,846 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-01-06 22:57:07,846 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-01-06 22:57:07,849 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-01-06 22:57:07,849 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-01-06 22:57:07,850 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-06 22:57:07,851 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-06 22:57:07,851 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-06 22:57:07,856 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-01-06 22:57:07,902 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-06 22:57:07,902 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-06 22:57:07,906 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-06 22:57:07,906 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-06 22:57:07,907 INFO L138 SettingsManager]: * Use SBE=true [2021-01-06 22:57:07,907 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-06 22:57:07,907 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-06 22:57:07,907 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-06 22:57:07,907 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-06 22:57:07,908 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-06 22:57:07,909 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-06 22:57:07,909 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-06 22:57:07,909 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-06 22:57:07,909 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-06 22:57:07,909 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-06 22:57:07,910 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-06 22:57:07,910 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-06 22:57:07,910 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-06 22:57:07,910 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-06 22:57:07,911 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-06 22:57:07,911 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-06 22:57:07,911 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-06 22:57:07,911 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-06 22:57:07,911 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-06 22:57:07,911 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-01-06 22:57:07,912 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-bitabs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-06 22:57:08,318 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-06 22:57:08,349 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-06 22:57:08,352 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-06 22:57:08,354 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-06 22:57:08,354 INFO L275 PluginConnector]: CDTParser initialized [2021-01-06 22:57:08,355 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread/stack_longer-1.i [2021-01-06 22:57:08,443 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/db8cbfe18/47729fd6e09744229eb66ecb5c5a55a8/FLAG2fa5e466f [2021-01-06 22:57:09,258 INFO L306 CDTParser]: Found 1 translation units. [2021-01-06 22:57:09,259 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/pthread/stack_longer-1.i [2021-01-06 22:57:09,290 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/db8cbfe18/47729fd6e09744229eb66ecb5c5a55a8/FLAG2fa5e466f [2021-01-06 22:57:09,450 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/db8cbfe18/47729fd6e09744229eb66ecb5c5a55a8 [2021-01-06 22:57:09,455 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-06 22:57:09,457 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-01-06 22:57:09,463 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-06 22:57:09,463 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-06 22:57:09,467 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-06 22:57:09,468 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 10:57:09" (1/1) ... [2021-01-06 22:57:09,470 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2216aa85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 10:57:09, skipping insertion in model container [2021-01-06 22:57:09,470 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 10:57:09" (1/1) ... [2021-01-06 22:57:09,478 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-06 22:57:09,553 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-01-06 22:57:10,015 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/pthread/stack_longer-1.i[41527,41540] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~stack,],base],BinaryExpression[ARITHPLUS,StructAccessExpression[IdentifierExpression[~stack,],offset],BinaryExpression[ARITHMUL,IntegerLiteral[4],IdentifierExpression[#t~ret38,]]]]] left hand side expression in assignment: lhs: VariableLHS[~i~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~flag~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~i~1,] [2021-01-06 22:57:10,050 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 22:57:10,070 INFO L203 MainTranslator]: Completed pre-run [2021-01-06 22:57:10,111 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/pthread/stack_longer-1.i[41527,41540] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~stack,],base],BinaryExpression[ARITHPLUS,StructAccessExpression[IdentifierExpression[~stack,],offset],BinaryExpression[ARITHMUL,IntegerLiteral[4],IdentifierExpression[#t~ret38,]]]]] left hand side expression in assignment: lhs: VariableLHS[~i~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~flag~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~i~1,] [2021-01-06 22:57:10,133 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 22:57:10,388 INFO L208 MainTranslator]: Completed translation [2021-01-06 22:57:10,388 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 10:57:10 WrapperNode [2021-01-06 22:57:10,388 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-06 22:57:10,390 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-06 22:57:10,390 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-06 22:57:10,390 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-06 22:57:10,398 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 10:57:10" (1/1) ... [2021-01-06 22:57:10,419 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 10:57:10" (1/1) ... [2021-01-06 22:57:10,449 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-06 22:57:10,450 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-06 22:57:10,450 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-06 22:57:10,450 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-06 22:57:10,464 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 10:57:10" (1/1) ... [2021-01-06 22:57:10,464 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 10:57:10" (1/1) ... [2021-01-06 22:57:10,477 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 10:57:10" (1/1) ... [2021-01-06 22:57:10,477 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 10:57:10" (1/1) ... [2021-01-06 22:57:10,498 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 10:57:10" (1/1) ... [2021-01-06 22:57:10,504 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 10:57:10" (1/1) ... [2021-01-06 22:57:10,507 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 10:57:10" (1/1) ... [2021-01-06 22:57:10,511 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-06 22:57:10,512 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-06 22:57:10,512 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-06 22:57:10,512 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-06 22:57:10,513 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 10:57:10" (1/1) ... No working directory specified, using /storage/repos/ultimate-bitabs/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 [2021-01-06 22:57:10,599 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2021-01-06 22:57:10,599 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2021-01-06 22:57:10,599 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2021-01-06 22:57:10,599 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2021-01-06 22:57:10,599 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-06 22:57:10,600 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-01-06 22:57:10,600 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-01-06 22:57:10,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-01-06 22:57:10,600 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-01-06 22:57:10,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-06 22:57:10,600 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-06 22:57:10,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-06 22:57:10,602 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-01-06 22:57:11,150 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-06 22:57:11,150 INFO L299 CfgBuilder]: Removed 26 assume(true) statements. [2021-01-06 22:57:11,152 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 10:57:11 BoogieIcfgContainer [2021-01-06 22:57:11,153 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-06 22:57:11,156 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-06 22:57:11,156 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-06 22:57:11,162 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-06 22:57:11,163 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.01 10:57:09" (1/3) ... [2021-01-06 22:57:11,163 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5848cf92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 10:57:11, skipping insertion in model container [2021-01-06 22:57:11,164 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 10:57:10" (2/3) ... [2021-01-06 22:57:11,165 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5848cf92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 10:57:11, skipping insertion in model container [2021-01-06 22:57:11,165 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 10:57:11" (3/3) ... [2021-01-06 22:57:11,169 INFO L111 eAbstractionObserver]: Analyzing ICFG stack_longer-1.i [2021-01-06 22:57:11,176 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-01-06 22:57:11,176 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-06 22:57:11,183 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2021-01-06 22:57:11,189 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-01-06 22:57:11,257 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,257 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,257 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,257 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,258 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,258 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,258 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,258 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,259 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,259 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,259 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,260 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,260 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,260 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,260 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,261 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,261 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,261 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,261 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,261 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,262 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,262 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,262 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,263 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,263 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,263 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,263 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,264 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,264 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,264 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,264 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,264 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,265 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,265 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,265 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,265 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,266 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,266 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,266 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,266 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,266 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,267 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,267 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,267 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,267 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,268 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,268 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,268 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,268 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,268 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,269 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,269 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,269 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,269 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,270 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,270 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,270 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,271 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,271 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,271 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,271 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,271 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,272 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,272 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,272 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,272 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,272 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,273 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,273 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,273 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,273 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,273 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,273 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,274 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,274 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,274 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,274 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,275 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,275 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,275 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,275 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,276 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,276 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,276 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,276 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,277 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,277 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,277 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,277 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,277 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,278 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,278 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,278 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,278 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,279 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,279 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,279 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,279 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,280 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,280 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,280 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,281 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,281 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,281 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,281 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,281 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,282 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,282 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,282 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,282 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,283 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,283 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,283 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,283 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,283 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,284 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,284 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,284 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,285 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,285 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,285 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,285 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,286 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,286 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,286 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,286 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,287 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,287 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,287 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,287 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,287 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,288 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,288 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,288 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,288 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,288 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,290 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,290 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,290 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,290 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,291 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,291 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,291 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,291 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,291 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,292 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,292 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,292 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,292 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,293 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,293 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,293 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,293 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,293 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,294 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,294 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,294 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,294 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,295 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,295 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,295 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,296 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,296 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,296 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,296 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,297 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,297 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,297 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,297 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,297 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,298 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,298 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,298 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,298 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,298 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,298 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,299 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,299 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,299 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,299 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,299 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,300 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,300 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,300 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,300 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,300 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,301 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,301 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,301 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,301 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,301 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,301 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,302 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,302 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,302 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,302 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,303 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,303 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,303 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,303 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,303 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,304 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,304 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,304 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,304 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,305 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,305 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,305 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,305 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,305 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,306 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,306 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,306 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,306 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,307 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,307 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,307 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,307 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,307 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,308 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,308 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,308 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,308 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,308 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,309 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,309 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,309 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,309 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,310 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,310 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,310 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,310 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,311 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,311 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,311 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,311 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,312 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,312 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,312 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,312 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,312 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,313 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,313 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,313 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,313 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,314 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,314 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,314 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,314 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,315 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,315 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,315 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,315 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,315 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,316 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,316 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,316 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,316 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,316 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,317 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,317 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,317 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,317 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,317 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,318 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,318 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,320 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,321 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,321 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,321 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,322 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,322 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,322 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,322 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,322 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,323 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,323 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,323 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,323 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,323 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,324 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,324 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,324 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,324 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,325 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,325 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,325 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,325 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,325 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,331 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,332 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,332 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,332 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,332 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,332 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,333 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,333 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,333 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,333 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,334 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,334 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,334 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,334 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,334 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,335 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,335 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,335 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,335 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:57:11,342 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-01-06 22:57:11,362 INFO L253 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2021-01-06 22:57:11,386 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-06 22:57:11,386 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-06 22:57:11,386 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-06 22:57:11,387 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-06 22:57:11,387 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-06 22:57:11,387 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-06 22:57:11,387 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-01-06 22:57:11,387 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-01-06 22:57:11,406 INFO L120 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-01-06 22:57:11,408 INFO L135 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 146 places, 151 transitions, 324 flow [2021-01-06 22:57:11,411 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 146 places, 151 transitions, 324 flow [2021-01-06 22:57:11,413 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 146 places, 151 transitions, 324 flow [2021-01-06 22:57:11,510 INFO L129 PetriNetUnfolder]: 11/151 cut-off events. [2021-01-06 22:57:11,510 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-01-06 22:57:11,520 INFO L84 FinitePrefix]: Finished finitePrefix Result has 162 conditions, 151 events. 11/151 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 394 event pairs, 0 based on Foata normal form. 0/139 useless extension candidates. Maximal degree in co-relation 115. Up to 3 conditions per place. [2021-01-06 22:57:11,529 INFO L116 LiptonReduction]: Number of co-enabled transitions 6764 [2021-01-06 22:57:14,599 WARN L197 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 59 [2021-01-06 22:57:14,820 WARN L197 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 59 [2021-01-06 22:57:16,035 WARN L197 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 86 [2021-01-06 22:57:16,188 WARN L197 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-01-06 22:57:16,532 WARN L197 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 86 [2021-01-06 22:57:16,682 WARN L197 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-01-06 22:57:18,051 WARN L197 SmtUtils]: Spent 835.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 130 [2021-01-06 22:57:18,419 WARN L197 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2021-01-06 22:57:19,260 WARN L197 SmtUtils]: Spent 839.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 130 [2021-01-06 22:57:19,676 WARN L197 SmtUtils]: Spent 413.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2021-01-06 22:57:20,577 WARN L197 SmtUtils]: Spent 538.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2021-01-06 22:57:20,991 WARN L197 SmtUtils]: Spent 413.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2021-01-06 22:57:21,416 WARN L197 SmtUtils]: Spent 423.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2021-01-06 22:57:21,850 WARN L197 SmtUtils]: Spent 433.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2021-01-06 22:57:21,870 INFO L131 LiptonReduction]: Checked pairs total: 11180 [2021-01-06 22:57:21,870 INFO L133 LiptonReduction]: Total number of compositions: 137 [2021-01-06 22:57:21,878 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 40 places, 40 transitions, 102 flow [2021-01-06 22:57:21,904 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 335 states. [2021-01-06 22:57:21,906 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states. [2021-01-06 22:57:21,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-01-06 22:57:21,911 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 22:57:21,912 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-01-06 22:57:21,912 INFO L429 AbstractCegarLoop]: === Iteration 1 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 22:57:21,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 22:57:21,918 INFO L82 PathProgramCache]: Analyzing trace with hash 1175818681, now seen corresponding path program 1 times [2021-01-06 22:57:21,928 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 22:57:21,929 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1214577278] [2021-01-06 22:57:21,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 22:57:22,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 22:57:22,206 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 22:57:22,207 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1214577278] [2021-01-06 22:57:22,208 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 22:57:22,208 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-06 22:57:22,211 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1707343731] [2021-01-06 22:57:22,216 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 22:57:22,218 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 22:57:22,239 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 22:57:22,240 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 22:57:22,242 INFO L87 Difference]: Start difference. First operand 335 states. Second operand 3 states. [2021-01-06 22:57:22,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 22:57:22,338 INFO L93 Difference]: Finished difference Result 602 states and 1541 transitions. [2021-01-06 22:57:22,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 22:57:22,340 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 6 [2021-01-06 22:57:22,340 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 22:57:22,362 INFO L225 Difference]: With dead ends: 602 [2021-01-06 22:57:22,362 INFO L226 Difference]: Without dead ends: 580 [2021-01-06 22:57:22,363 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 22:57:22,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 580 states. [2021-01-06 22:57:22,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 580 to 427. [2021-01-06 22:57:22,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 427 states. [2021-01-06 22:57:22,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 427 states and 1148 transitions. [2021-01-06 22:57:22,467 INFO L78 Accepts]: Start accepts. Automaton has 427 states and 1148 transitions. Word has length 6 [2021-01-06 22:57:22,468 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 22:57:22,468 INFO L481 AbstractCegarLoop]: Abstraction has 427 states and 1148 transitions. [2021-01-06 22:57:22,468 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 22:57:22,468 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 1148 transitions. [2021-01-06 22:57:22,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-01-06 22:57:22,470 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 22:57:22,470 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 22:57:22,470 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-06 22:57:22,470 INFO L429 AbstractCegarLoop]: === Iteration 2 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 22:57:22,471 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 22:57:22,471 INFO L82 PathProgramCache]: Analyzing trace with hash -746189653, now seen corresponding path program 1 times [2021-01-06 22:57:22,472 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 22:57:22,472 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [125660425] [2021-01-06 22:57:22,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 22:57:22,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 22:57:22,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 22:57:22,558 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [125660425] [2021-01-06 22:57:22,558 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 22:57:22,558 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-06 22:57:22,558 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [535269648] [2021-01-06 22:57:22,560 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 22:57:22,560 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 22:57:22,561 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 22:57:22,561 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 22:57:22,561 INFO L87 Difference]: Start difference. First operand 427 states and 1148 transitions. Second operand 3 states. [2021-01-06 22:57:22,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 22:57:22,592 INFO L93 Difference]: Finished difference Result 530 states and 1370 transitions. [2021-01-06 22:57:22,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 22:57:22,592 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2021-01-06 22:57:22,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 22:57:22,601 INFO L225 Difference]: With dead ends: 530 [2021-01-06 22:57:22,602 INFO L226 Difference]: Without dead ends: 508 [2021-01-06 22:57:22,602 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 22:57:22,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 508 states. [2021-01-06 22:57:22,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 508 to 468. [2021-01-06 22:57:22,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 468 states. [2021-01-06 22:57:22,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 468 states and 1250 transitions. [2021-01-06 22:57:22,678 INFO L78 Accepts]: Start accepts. Automaton has 468 states and 1250 transitions. Word has length 8 [2021-01-06 22:57:22,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 22:57:22,681 INFO L481 AbstractCegarLoop]: Abstraction has 468 states and 1250 transitions. [2021-01-06 22:57:22,682 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 22:57:22,682 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 1250 transitions. [2021-01-06 22:57:22,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-01-06 22:57:22,683 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 22:57:22,683 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 22:57:22,683 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-01-06 22:57:22,684 INFO L429 AbstractCegarLoop]: === Iteration 3 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 22:57:22,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 22:57:22,685 INFO L82 PathProgramCache]: Analyzing trace with hash 171618117, now seen corresponding path program 1 times [2021-01-06 22:57:22,686 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 22:57:22,686 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [950972176] [2021-01-06 22:57:22,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 22:57:22,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 22:57:22,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 22:57:22,774 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [950972176] [2021-01-06 22:57:22,774 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 22:57:22,774 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-06 22:57:22,775 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [635763517] [2021-01-06 22:57:22,775 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 22:57:22,775 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 22:57:22,776 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 22:57:22,776 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 22:57:22,777 INFO L87 Difference]: Start difference. First operand 468 states and 1250 transitions. Second operand 3 states. [2021-01-06 22:57:22,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 22:57:22,822 INFO L93 Difference]: Finished difference Result 504 states and 1343 transitions. [2021-01-06 22:57:22,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 22:57:22,822 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 10 [2021-01-06 22:57:22,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 22:57:22,827 INFO L225 Difference]: With dead ends: 504 [2021-01-06 22:57:22,827 INFO L226 Difference]: Without dead ends: 504 [2021-01-06 22:57:22,828 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 22:57:22,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 504 states. [2021-01-06 22:57:22,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 504 to 504. [2021-01-06 22:57:22,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 504 states. [2021-01-06 22:57:22,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 504 states and 1343 transitions. [2021-01-06 22:57:22,851 INFO L78 Accepts]: Start accepts. Automaton has 504 states and 1343 transitions. Word has length 10 [2021-01-06 22:57:22,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 22:57:22,852 INFO L481 AbstractCegarLoop]: Abstraction has 504 states and 1343 transitions. [2021-01-06 22:57:22,852 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 22:57:22,852 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 1343 transitions. [2021-01-06 22:57:22,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-01-06 22:57:22,854 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 22:57:22,854 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 22:57:22,855 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-01-06 22:57:22,855 INFO L429 AbstractCegarLoop]: === Iteration 4 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 22:57:22,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 22:57:22,856 INFO L82 PathProgramCache]: Analyzing trace with hash 113384386, now seen corresponding path program 1 times [2021-01-06 22:57:22,856 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 22:57:22,856 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1153118557] [2021-01-06 22:57:22,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 22:57:22,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 22:57:22,921 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 22:57:22,922 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1153118557] [2021-01-06 22:57:22,922 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2145586922] [2021-01-06 22:57:22,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/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 [2021-01-06 22:57:23,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 22:57:23,061 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 4 conjunts are in the unsatisfiable core [2021-01-06 22:57:23,067 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 22:57:23,156 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 22:57:23,157 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-06 22:57:23,157 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2021-01-06 22:57:23,157 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [391225718] [2021-01-06 22:57:23,158 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-06 22:57:23,158 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 22:57:23,161 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-06 22:57:23,161 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-01-06 22:57:23,161 INFO L87 Difference]: Start difference. First operand 504 states and 1343 transitions. Second operand 7 states. [2021-01-06 22:57:23,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 22:57:23,307 INFO L93 Difference]: Finished difference Result 940 states and 2424 transitions. [2021-01-06 22:57:23,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-01-06 22:57:23,307 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 14 [2021-01-06 22:57:23,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 22:57:23,316 INFO L225 Difference]: With dead ends: 940 [2021-01-06 22:57:23,316 INFO L226 Difference]: Without dead ends: 940 [2021-01-06 22:57:23,318 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-01-06 22:57:23,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 940 states. [2021-01-06 22:57:23,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 940 to 688. [2021-01-06 22:57:23,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 688 states. [2021-01-06 22:57:23,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 688 states and 1842 transitions. [2021-01-06 22:57:23,348 INFO L78 Accepts]: Start accepts. Automaton has 688 states and 1842 transitions. Word has length 14 [2021-01-06 22:57:23,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 22:57:23,348 INFO L481 AbstractCegarLoop]: Abstraction has 688 states and 1842 transitions. [2021-01-06 22:57:23,348 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-01-06 22:57:23,348 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 1842 transitions. [2021-01-06 22:57:23,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-01-06 22:57:23,355 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 22:57:23,356 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 22:57:23,569 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 22:57:23,570 INFO L429 AbstractCegarLoop]: === Iteration 5 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 22:57:23,571 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 22:57:23,571 INFO L82 PathProgramCache]: Analyzing trace with hash -1640129873, now seen corresponding path program 1 times [2021-01-06 22:57:23,572 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 22:57:23,572 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [653801338] [2021-01-06 22:57:23,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 22:57:23,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 22:57:23,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 22:57:23,637 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [653801338] [2021-01-06 22:57:23,637 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 22:57:23,637 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 22:57:23,637 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [665305562] [2021-01-06 22:57:23,638 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 22:57:23,641 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 22:57:23,642 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 22:57:23,642 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 22:57:23,642 INFO L87 Difference]: Start difference. First operand 688 states and 1842 transitions. Second operand 3 states. [2021-01-06 22:57:23,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 22:57:23,664 INFO L93 Difference]: Finished difference Result 343 states and 775 transitions. [2021-01-06 22:57:23,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 22:57:23,665 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 16 [2021-01-06 22:57:23,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 22:57:23,667 INFO L225 Difference]: With dead ends: 343 [2021-01-06 22:57:23,667 INFO L226 Difference]: Without dead ends: 339 [2021-01-06 22:57:23,668 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 22:57:23,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 339 states. [2021-01-06 22:57:23,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 339 to 313. [2021-01-06 22:57:23,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 313 states. [2021-01-06 22:57:23,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 313 states and 700 transitions. [2021-01-06 22:57:23,678 INFO L78 Accepts]: Start accepts. Automaton has 313 states and 700 transitions. Word has length 16 [2021-01-06 22:57:23,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 22:57:23,679 INFO L481 AbstractCegarLoop]: Abstraction has 313 states and 700 transitions. [2021-01-06 22:57:23,679 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 22:57:23,679 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 700 transitions. [2021-01-06 22:57:23,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-01-06 22:57:23,680 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 22:57:23,680 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 22:57:23,680 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-01-06 22:57:23,680 INFO L429 AbstractCegarLoop]: === Iteration 6 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 22:57:23,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 22:57:23,681 INFO L82 PathProgramCache]: Analyzing trace with hash -927782877, now seen corresponding path program 1 times [2021-01-06 22:57:23,681 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 22:57:23,681 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1624721704] [2021-01-06 22:57:23,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 22:57:23,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 22:57:23,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 22:57:23,764 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1624721704] [2021-01-06 22:57:23,764 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 22:57:23,764 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-06 22:57:23,764 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1849850351] [2021-01-06 22:57:23,765 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 22:57:23,766 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 22:57:23,767 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 22:57:23,767 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 22:57:23,767 INFO L87 Difference]: Start difference. First operand 313 states and 700 transitions. Second operand 5 states. [2021-01-06 22:57:23,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 22:57:23,837 INFO L93 Difference]: Finished difference Result 473 states and 1056 transitions. [2021-01-06 22:57:23,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-06 22:57:23,837 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 17 [2021-01-06 22:57:23,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 22:57:23,841 INFO L225 Difference]: With dead ends: 473 [2021-01-06 22:57:23,841 INFO L226 Difference]: Without dead ends: 473 [2021-01-06 22:57:23,841 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-01-06 22:57:23,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 473 states. [2021-01-06 22:57:23,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 473 to 351. [2021-01-06 22:57:23,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 351 states. [2021-01-06 22:57:23,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 351 states and 791 transitions. [2021-01-06 22:57:23,855 INFO L78 Accepts]: Start accepts. Automaton has 351 states and 791 transitions. Word has length 17 [2021-01-06 22:57:23,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 22:57:23,855 INFO L481 AbstractCegarLoop]: Abstraction has 351 states and 791 transitions. [2021-01-06 22:57:23,855 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 22:57:23,855 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 791 transitions. [2021-01-06 22:57:23,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-01-06 22:57:23,856 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 22:57:23,856 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 22:57:23,857 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-01-06 22:57:23,857 INFO L429 AbstractCegarLoop]: === Iteration 7 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 22:57:23,857 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 22:57:23,857 INFO L82 PathProgramCache]: Analyzing trace with hash 1816159130, now seen corresponding path program 1 times [2021-01-06 22:57:23,858 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 22:57:23,858 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1133504798] [2021-01-06 22:57:23,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 22:57:23,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 22:57:24,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 22:57:24,288 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1133504798] [2021-01-06 22:57:24,288 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 22:57:24,289 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-01-06 22:57:24,289 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [823263139] [2021-01-06 22:57:24,289 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-01-06 22:57:24,290 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 22:57:24,290 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-01-06 22:57:24,291 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2021-01-06 22:57:24,291 INFO L87 Difference]: Start difference. First operand 351 states and 791 transitions. Second operand 11 states. [2021-01-06 22:57:24,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 22:57:24,910 INFO L93 Difference]: Finished difference Result 653 states and 1454 transitions. [2021-01-06 22:57:24,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-01-06 22:57:24,911 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 21 [2021-01-06 22:57:24,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 22:57:24,916 INFO L225 Difference]: With dead ends: 653 [2021-01-06 22:57:24,916 INFO L226 Difference]: Without dead ends: 653 [2021-01-06 22:57:24,916 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2021-01-06 22:57:24,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 653 states. [2021-01-06 22:57:24,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 653 to 484. [2021-01-06 22:57:24,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 484 states. [2021-01-06 22:57:24,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 484 states and 1129 transitions. [2021-01-06 22:57:24,934 INFO L78 Accepts]: Start accepts. Automaton has 484 states and 1129 transitions. Word has length 21 [2021-01-06 22:57:24,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 22:57:24,934 INFO L481 AbstractCegarLoop]: Abstraction has 484 states and 1129 transitions. [2021-01-06 22:57:24,934 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2021-01-06 22:57:24,934 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 1129 transitions. [2021-01-06 22:57:24,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-01-06 22:57:24,936 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 22:57:24,936 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 22:57:24,936 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-01-06 22:57:24,936 INFO L429 AbstractCegarLoop]: === Iteration 8 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 22:57:24,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 22:57:24,937 INFO L82 PathProgramCache]: Analyzing trace with hash -288004952, now seen corresponding path program 2 times [2021-01-06 22:57:24,937 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 22:57:24,937 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [134713261] [2021-01-06 22:57:24,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 22:57:24,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 22:57:25,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 22:57:25,337 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [134713261] [2021-01-06 22:57:25,337 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 22:57:25,338 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-01-06 22:57:25,338 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [371784710] [2021-01-06 22:57:25,338 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-01-06 22:57:25,338 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 22:57:25,339 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-01-06 22:57:25,339 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2021-01-06 22:57:25,339 INFO L87 Difference]: Start difference. First operand 484 states and 1129 transitions. Second operand 11 states. [2021-01-06 22:57:26,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 22:57:26,179 INFO L93 Difference]: Finished difference Result 779 states and 1769 transitions. [2021-01-06 22:57:26,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-01-06 22:57:26,180 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 21 [2021-01-06 22:57:26,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 22:57:26,186 INFO L225 Difference]: With dead ends: 779 [2021-01-06 22:57:26,186 INFO L226 Difference]: Without dead ends: 779 [2021-01-06 22:57:26,186 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=74, Invalid=166, Unknown=0, NotChecked=0, Total=240 [2021-01-06 22:57:26,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 779 states. [2021-01-06 22:57:26,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 779 to 470. [2021-01-06 22:57:26,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 470 states. [2021-01-06 22:57:26,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 470 states and 1092 transitions. [2021-01-06 22:57:26,207 INFO L78 Accepts]: Start accepts. Automaton has 470 states and 1092 transitions. Word has length 21 [2021-01-06 22:57:26,207 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 22:57:26,207 INFO L481 AbstractCegarLoop]: Abstraction has 470 states and 1092 transitions. [2021-01-06 22:57:26,207 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2021-01-06 22:57:26,208 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 1092 transitions. [2021-01-06 22:57:26,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-01-06 22:57:26,209 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 22:57:26,209 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1] [2021-01-06 22:57:26,209 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-01-06 22:57:26,209 INFO L429 AbstractCegarLoop]: === Iteration 9 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 22:57:26,210 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 22:57:26,210 INFO L82 PathProgramCache]: Analyzing trace with hash 1974242507, now seen corresponding path program 2 times [2021-01-06 22:57:26,210 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 22:57:26,210 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1176330734] [2021-01-06 22:57:26,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 22:57:26,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 22:57:26,275 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 22:57:26,275 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1176330734] [2021-01-06 22:57:26,276 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [317359491] [2021-01-06 22:57:26,276 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate-bitabs/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 [2021-01-06 22:57:26,429 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-01-06 22:57:26,429 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-01-06 22:57:26,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 6 conjunts are in the unsatisfiable core [2021-01-06 22:57:26,434 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 22:57:26,496 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 22:57:26,497 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-06 22:57:26,497 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2021-01-06 22:57:26,497 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1649075685] [2021-01-06 22:57:26,498 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-01-06 22:57:26,498 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 22:57:26,498 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-01-06 22:57:26,499 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-01-06 22:57:26,499 INFO L87 Difference]: Start difference. First operand 470 states and 1092 transitions. Second operand 9 states. [2021-01-06 22:57:26,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 22:57:26,590 INFO L93 Difference]: Finished difference Result 778 states and 1761 transitions. [2021-01-06 22:57:26,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-01-06 22:57:26,591 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 22 [2021-01-06 22:57:26,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 22:57:26,596 INFO L225 Difference]: With dead ends: 778 [2021-01-06 22:57:26,596 INFO L226 Difference]: Without dead ends: 778 [2021-01-06 22:57:26,596 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-01-06 22:57:26,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 778 states. [2021-01-06 22:57:26,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 778 to 560. [2021-01-06 22:57:26,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 560 states. [2021-01-06 22:57:26,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 560 states and 1291 transitions. [2021-01-06 22:57:26,617 INFO L78 Accepts]: Start accepts. Automaton has 560 states and 1291 transitions. Word has length 22 [2021-01-06 22:57:26,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 22:57:26,617 INFO L481 AbstractCegarLoop]: Abstraction has 560 states and 1291 transitions. [2021-01-06 22:57:26,617 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-01-06 22:57:26,618 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 1291 transitions. [2021-01-06 22:57:26,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-01-06 22:57:26,619 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 22:57:26,619 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 22:57:26,833 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 22:57:26,834 INFO L429 AbstractCegarLoop]: === Iteration 10 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 22:57:26,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 22:57:26,835 INFO L82 PathProgramCache]: Analyzing trace with hash 1495183089, now seen corresponding path program 1 times [2021-01-06 22:57:26,835 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 22:57:26,836 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [363466589] [2021-01-06 22:57:26,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 22:57:26,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-01-06 22:57:26,927 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-01-06 22:57:27,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-01-06 22:57:27,010 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-01-06 22:57:27,063 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-01-06 22:57:27,063 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2021-01-06 22:57:27,064 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-01-06 22:57:27,179 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.01 10:57:27 BasicIcfg [2021-01-06 22:57:27,179 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-01-06 22:57:27,180 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-01-06 22:57:27,180 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-01-06 22:57:27,180 INFO L275 PluginConnector]: Witness Printer initialized [2021-01-06 22:57:27,181 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 10:57:11" (3/4) ... [2021-01-06 22:57:27,185 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-01-06 22:57:27,295 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/pthread/stack_longer-1.i-witness.graphml [2021-01-06 22:57:27,296 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-01-06 22:57:27,297 INFO L168 Benchmark]: Toolchain (without parser) took 17839.76 ms. Allocated memory was 173.0 MB in the beginning and 324.0 MB in the end (delta: 151.0 MB). Free memory was 145.5 MB in the beginning and 218.0 MB in the end (delta: -72.5 MB). Peak memory consumption was 80.1 MB. Max. memory is 8.0 GB. [2021-01-06 22:57:27,297 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 173.0 MB. Free memory is still 146.7 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-01-06 22:57:27,304 INFO L168 Benchmark]: CACSL2BoogieTranslator took 926.00 ms. Allocated memory is still 173.0 MB. Free memory was 145.2 MB in the beginning and 134.0 MB in the end (delta: 11.3 MB). Peak memory consumption was 41.9 MB. Max. memory is 8.0 GB. [2021-01-06 22:57:27,304 INFO L168 Benchmark]: Boogie Procedure Inliner took 59.55 ms. Allocated memory is still 173.0 MB. Free memory was 134.0 MB in the beginning and 131.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-01-06 22:57:27,305 INFO L168 Benchmark]: Boogie Preprocessor took 61.21 ms. Allocated memory is still 173.0 MB. Free memory was 131.3 MB in the beginning and 129.8 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-01-06 22:57:27,305 INFO L168 Benchmark]: RCFGBuilder took 640.88 ms. Allocated memory is still 173.0 MB. Free memory was 129.8 MB in the beginning and 96.7 MB in the end (delta: 33.0 MB). Peak memory consumption was 33.6 MB. Max. memory is 8.0 GB. [2021-01-06 22:57:27,306 INFO L168 Benchmark]: TraceAbstraction took 16023.39 ms. Allocated memory was 173.0 MB in the beginning and 324.0 MB in the end (delta: 151.0 MB). Free memory was 96.2 MB in the beginning and 227.4 MB in the end (delta: -131.2 MB). Peak memory consumption was 21.4 MB. Max. memory is 8.0 GB. [2021-01-06 22:57:27,306 INFO L168 Benchmark]: Witness Printer took 115.97 ms. Allocated memory is still 324.0 MB. Free memory was 227.4 MB in the beginning and 218.0 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. [2021-01-06 22:57:27,308 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 173.0 MB. Free memory is still 146.7 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 926.00 ms. Allocated memory is still 173.0 MB. Free memory was 145.2 MB in the beginning and 134.0 MB in the end (delta: 11.3 MB). Peak memory consumption was 41.9 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 59.55 ms. Allocated memory is still 173.0 MB. Free memory was 134.0 MB in the beginning and 131.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 61.21 ms. Allocated memory is still 173.0 MB. Free memory was 131.3 MB in the beginning and 129.8 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 640.88 ms. Allocated memory is still 173.0 MB. Free memory was 129.8 MB in the beginning and 96.7 MB in the end (delta: 33.0 MB). Peak memory consumption was 33.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 16023.39 ms. Allocated memory was 173.0 MB in the beginning and 324.0 MB in the end (delta: 151.0 MB). Free memory was 96.2 MB in the beginning and 227.4 MB in the end (delta: -131.2 MB). Peak memory consumption was 21.4 MB. Max. memory is 8.0 GB. * Witness Printer took 115.97 ms. Allocated memory is still 324.0 MB. Free memory was 227.4 MB in the beginning and 218.0 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 4830 VarBasedMoverChecksPositive, 89 VarBasedMoverChecksNegative, 23 SemBasedMoverChecksPositive, 66 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.7s, 292 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 10.4s, 146 PlacesBefore, 40 PlacesAfterwards, 151 TransitionsBefore, 40 TransitionsAfterwards, 6764 CoEnabledTransitionPairs, 6 FixpointIterations, 30 TrivialSequentialCompositions, 87 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 15 ConcurrentYvCompositions, 5 ChoiceCompositions, 137 TotalNumberOfCompositions, 11180 MoverChecksTotal - CounterExampleResult [Line: 940]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L935] 0 static int top=0; [L936] 0 static unsigned int arr[(400)]; [L937] 0 pthread_mutex_t m; [L938] 0 _Bool flag=(0); [L1019] 0 pthread_t id1, id2; [L1021] FCALL, FORK 0 pthread_create(&id1, ((void *)0), t1, ((void *)0)) VAL [arr={5:0}, flag=0, m={11:0}, top=0] [L988] 1 int i; [L989] 1 unsigned int tmp; [L990] 1 i=0 VAL [arr={5:0}, flag=0, m={11:0}, top=0] [L990] COND TRUE 1 i<(400) [L993] 1 tmp = __VERIFIER_nondet_uint() [L23] COND FALSE 1 !(!cond) [L1022] FCALL, FORK 0 pthread_create(&id2, ((void *)0), t2, ((void *)0)) VAL [arr={5:0}, flag=0, m={11:0}, top=0] [L960] COND FALSE 1 !(top==(400)) [L952] 1 return top; [L1004] 2 int i; [L1005] 2 i=0 VAL [arr={5:0}, flag=0, m={11:0}, top=0] [L967] 1 stack[get_top()] = x [L944] 1 top++ [L970] 1 return 0; [L995] COND FALSE 1 !(push(arr,tmp)==(-1)) [L997] 1 flag=(1) VAL [arr={5:0}, flag=1, m={11:0}, top=1] [L990] 1 i++ VAL [arr={5:0}, flag=1, m={11:0}, top=1] [L1005] COND TRUE 2 i<(400) [L1008] COND TRUE 2 \read(flag) [L952] 2 return top; [L974] COND FALSE 2 !(get_top()==0) [L948] 2 top-- [L952] 2 return top; [L982] EXPR 2 stack[get_top()] [L982] 2 return stack[get_top()]; [L1010] COND FALSE 2 !(!(pop(arr)!=(-2))) [L1005] 2 i++ VAL [arr={5:0}, flag=1, m={11:0}, top=0] [L1005] COND TRUE 2 i<(400) [L1008] COND TRUE 2 \read(flag) [L952] 2 return top; [L974] COND TRUE 2 get_top()==0 [L977] 2 return (-2); [L1010] COND TRUE 2 !(pop(arr)!=(-2)) [L940] 2 reach_error() VAL [arr={5:0}, flag=1, m={11:0}, top=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 140 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 15.6s, OverallIterations: 10, TraceHistogramMax: 3, AutomataDifference: 2.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 10.5s, HoareTripleCheckerStatistics: 395 SDtfs, 539 SDslu, 987 SDs, 0 SdLazy, 712 SolverSat, 41 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 88 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=688occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 9 MinimizatonAttempts, 1289 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 195 NumberOfCodeBlocks, 195 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 160 ConstructedInterpolants, 0 QuantifiedInterpolants, 30916 SizeOfPredicates, 3 NumberOfNonLiveVariables, 365 ConjunctsInSsa, 10 ConjunctsInUnsatCore, 11 InterpolantComputations, 7 PerfectInterpolantSequences, 6/34 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...