/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/pthread/stack_longer-1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-4336eb1 [2019-12-26 20:50:18,737 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-26 20:50:18,739 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-26 20:50:18,752 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-26 20:50:18,752 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-26 20:50:18,753 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-26 20:50:18,754 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-26 20:50:18,756 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-26 20:50:18,757 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-26 20:50:18,758 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-26 20:50:18,759 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-26 20:50:18,760 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-26 20:50:18,761 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-26 20:50:18,762 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-26 20:50:18,763 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-26 20:50:18,764 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-26 20:50:18,765 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-26 20:50:18,766 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-26 20:50:18,768 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-26 20:50:18,770 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-26 20:50:18,772 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-26 20:50:18,773 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-26 20:50:18,774 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-26 20:50:18,775 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-26 20:50:18,777 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-26 20:50:18,777 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-26 20:50:18,778 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-26 20:50:18,778 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-26 20:50:18,779 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-26 20:50:18,780 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-26 20:50:18,780 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-26 20:50:18,781 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-26 20:50:18,781 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-26 20:50:18,782 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-26 20:50:18,785 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-26 20:50:18,785 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-26 20:50:18,786 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-26 20:50:18,787 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-26 20:50:18,787 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-26 20:50:18,788 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-26 20:50:18,788 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-26 20:50:18,793 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-12-26 20:50:18,815 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-26 20:50:18,816 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-26 20:50:18,818 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-26 20:50:18,818 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-26 20:50:18,818 INFO L138 SettingsManager]: * Use SBE=true [2019-12-26 20:50:18,819 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-26 20:50:18,819 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-26 20:50:18,819 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-26 20:50:18,819 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-26 20:50:18,819 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-26 20:50:18,820 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-26 20:50:18,821 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-26 20:50:18,821 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-26 20:50:18,821 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-26 20:50:18,821 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-26 20:50:18,822 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-26 20:50:18,822 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-26 20:50:18,822 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-26 20:50:18,822 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-26 20:50:18,822 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-26 20:50:18,822 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-26 20:50:18,823 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-26 20:50:18,823 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-26 20:50:18,823 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-26 20:50:18,823 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-26 20:50:18,823 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-26 20:50:18,824 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-26 20:50:18,824 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-26 20:50:18,824 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-26 20:50:18,824 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-26 20:50:19,079 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-26 20:50:19,096 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-26 20:50:19,099 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-26 20:50:19,101 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-26 20:50:19,101 INFO L275 PluginConnector]: CDTParser initialized [2019-12-26 20:50:19,102 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/stack_longer-1.i [2019-12-26 20:50:19,170 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c544376ab/fb6b5c5705e74ce4b6df5a8e85412d6b/FLAG9f6832f0f [2019-12-26 20:50:19,717 INFO L306 CDTParser]: Found 1 translation units. [2019-12-26 20:50:19,718 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/stack_longer-1.i [2019-12-26 20:50:19,746 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c544376ab/fb6b5c5705e74ce4b6df5a8e85412d6b/FLAG9f6832f0f [2019-12-26 20:50:19,990 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c544376ab/fb6b5c5705e74ce4b6df5a8e85412d6b [2019-12-26 20:50:20,001 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-26 20:50:20,003 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-26 20:50:20,004 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-26 20:50:20,004 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-26 20:50:20,008 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-26 20:50:20,009 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.12 08:50:19" (1/1) ... [2019-12-26 20:50:20,012 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37a18ab7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.12 08:50:20, skipping insertion in model container [2019-12-26 20:50:20,012 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.12 08:50:19" (1/1) ... [2019-12-26 20:50:20,021 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-26 20:50:20,086 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-26 20:50:20,710 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-26 20:50:20,732 INFO L203 MainTranslator]: Completed pre-run [2019-12-26 20:50:20,789 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-26 20:50:20,933 INFO L208 MainTranslator]: Completed translation [2019-12-26 20:50:20,933 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.12 08:50:20 WrapperNode [2019-12-26 20:50:20,933 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-26 20:50:20,934 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-26 20:50:20,934 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-26 20:50:20,935 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-26 20:50:20,944 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.12 08:50:20" (1/1) ... [2019-12-26 20:50:20,984 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.12 08:50:20" (1/1) ... [2019-12-26 20:50:21,017 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-26 20:50:21,018 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-26 20:50:21,018 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-26 20:50:21,018 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-26 20:50:21,026 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.12 08:50:20" (1/1) ... [2019-12-26 20:50:21,027 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.12 08:50:20" (1/1) ... [2019-12-26 20:50:21,031 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.12 08:50:20" (1/1) ... [2019-12-26 20:50:21,031 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.12 08:50:20" (1/1) ... [2019-12-26 20:50:21,040 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.12 08:50:20" (1/1) ... [2019-12-26 20:50:21,045 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.12 08:50:20" (1/1) ... [2019-12-26 20:50:21,048 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.12 08:50:20" (1/1) ... [2019-12-26 20:50:21,053 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-26 20:50:21,053 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-26 20:50:21,053 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-26 20:50:21,054 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-26 20:50:21,054 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.12 08:50:20" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-26 20:50:21,128 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2019-12-26 20:50:21,128 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2019-12-26 20:50:21,128 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2019-12-26 20:50:21,129 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2019-12-26 20:50:21,129 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-26 20:50:21,130 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-26 20:50:21,130 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-12-26 20:50:21,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-26 20:50:21,131 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2019-12-26 20:50:21,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-12-26 20:50:21,132 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-26 20:50:21,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-26 20:50:21,135 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-12-26 20:50:21,682 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-26 20:50:21,682 INFO L287 CfgBuilder]: Removed 24 assume(true) statements. [2019-12-26 20:50:21,683 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.12 08:50:21 BoogieIcfgContainer [2019-12-26 20:50:21,684 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-26 20:50:21,685 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-26 20:50:21,685 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-26 20:50:21,688 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-26 20:50:21,689 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.12 08:50:19" (1/3) ... [2019-12-26 20:50:21,690 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31cac4b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.12 08:50:21, skipping insertion in model container [2019-12-26 20:50:21,690 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.12 08:50:20" (2/3) ... [2019-12-26 20:50:21,692 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31cac4b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.12 08:50:21, skipping insertion in model container [2019-12-26 20:50:21,692 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.12 08:50:21" (3/3) ... [2019-12-26 20:50:21,693 INFO L109 eAbstractionObserver]: Analyzing ICFG stack_longer-1.i [2019-12-26 20:50:21,703 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-12-26 20:50:21,704 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-26 20:50:21,711 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-12-26 20:50:21,712 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2019-12-26 20:50:21,753 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,753 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,753 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,754 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,754 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,754 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,755 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,755 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,755 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,755 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,756 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,756 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,756 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,757 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,757 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,757 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,757 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,758 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,758 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,758 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,758 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,759 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,772 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,772 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,772 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,772 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,772 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,773 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,773 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,773 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,773 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,773 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,774 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,774 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,774 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,774 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,774 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,775 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,775 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,775 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,775 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,776 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,776 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,776 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,776 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,776 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,777 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,777 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,777 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,777 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,777 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,778 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,778 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,778 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,779 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,779 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,779 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,779 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,779 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,780 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,780 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,780 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,781 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,781 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,781 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,782 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,782 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,782 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,782 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,783 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,783 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,783 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,783 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,783 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,784 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,784 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,784 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,784 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,784 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,785 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,785 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,785 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,785 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,785 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,786 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,786 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,786 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,786 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,786 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,787 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,787 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,787 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,787 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,787 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,788 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,788 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,788 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,788 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,789 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,789 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,789 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,789 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,789 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,790 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,790 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,790 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,790 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,791 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,791 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,791 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,791 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,791 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,792 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,792 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,792 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,792 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,793 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,793 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,793 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,793 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,793 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,793 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,794 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,794 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,794 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,794 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,794 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,798 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,798 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,798 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,798 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,799 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,799 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,799 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,799 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,799 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,799 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,800 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,800 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,800 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,800 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,800 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,801 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,801 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,801 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,801 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,801 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,801 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,807 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,807 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,808 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,808 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,808 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,808 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,808 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,809 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,809 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,809 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,809 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,809 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,810 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,810 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,810 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,810 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,810 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,811 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,811 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 20:50:21,832 INFO L249 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2019-12-26 20:50:21,847 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-26 20:50:21,847 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-26 20:50:21,847 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-26 20:50:21,847 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-26 20:50:21,847 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-26 20:50:21,847 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-26 20:50:21,848 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-26 20:50:21,848 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-26 20:50:21,862 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 136 places, 140 transitions [2019-12-26 20:50:21,864 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 136 places, 140 transitions [2019-12-26 20:50:21,940 INFO L132 PetriNetUnfolder]: 10/140 cut-off events. [2019-12-26 20:50:21,940 INFO L133 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2019-12-26 20:50:21,952 INFO L76 FinitePrefix]: Finished finitePrefix Result has 151 conditions, 140 events. 10/140 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 359 event pairs. 0/129 useless extension candidates. Maximal degree in co-relation 108. Up to 3 conditions per place. [2019-12-26 20:50:21,963 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 136 places, 140 transitions [2019-12-26 20:50:22,000 INFO L132 PetriNetUnfolder]: 10/140 cut-off events. [2019-12-26 20:50:22,001 INFO L133 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2019-12-26 20:50:22,005 INFO L76 FinitePrefix]: Finished finitePrefix Result has 151 conditions, 140 events. 10/140 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 359 event pairs. 0/129 useless extension candidates. Maximal degree in co-relation 108. Up to 3 conditions per place. [2019-12-26 20:50:22,014 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 5952 [2019-12-26 20:50:22,016 INFO L170 etLargeBlockEncoding]: Semantic Check. [2019-12-26 20:50:23,839 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 47 [2019-12-26 20:50:24,746 WARN L192 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 70 [2019-12-26 20:50:25,638 WARN L192 SmtUtils]: Spent 499.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 110 [2019-12-26 20:50:25,849 WARN L192 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-12-26 20:50:25,899 INFO L206 etLargeBlockEncoding]: Checked pairs total: 6690 [2019-12-26 20:50:25,899 INFO L214 etLargeBlockEncoding]: Total number of compositions: 119 [2019-12-26 20:50:25,903 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 39 places, 41 transitions [2019-12-26 20:50:25,926 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 335 states. [2019-12-26 20:50:25,928 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states. [2019-12-26 20:50:25,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-12-26 20:50:25,935 INFO L403 BasicCegarLoop]: Found error trace [2019-12-26 20:50:25,936 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2019-12-26 20:50:25,937 INFO L410 AbstractCegarLoop]: === Iteration 1 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-26 20:50:25,943 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-26 20:50:25,943 INFO L82 PathProgramCache]: Analyzing trace with hash -229309141, now seen corresponding path program 1 times [2019-12-26 20:50:25,953 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-26 20:50:25,954 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [584225801] [2019-12-26 20:50:25,954 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-26 20:50:26,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-26 20:50:26,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-26 20:50:26,190 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [584225801] [2019-12-26 20:50:26,191 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-26 20:50:26,192 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-26 20:50:26,193 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [927109041] [2019-12-26 20:50:26,198 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-26 20:50:26,199 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-26 20:50:26,215 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-26 20:50:26,216 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-26 20:50:26,218 INFO L87 Difference]: Start difference. First operand 335 states. Second operand 3 states. [2019-12-26 20:50:26,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-26 20:50:26,351 INFO L93 Difference]: Finished difference Result 529 states and 1334 transitions. [2019-12-26 20:50:26,352 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-26 20:50:26,356 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 6 [2019-12-26 20:50:26,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-26 20:50:26,385 INFO L225 Difference]: With dead ends: 529 [2019-12-26 20:50:26,386 INFO L226 Difference]: Without dead ends: 507 [2019-12-26 20:50:26,387 INFO L631 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 [2019-12-26 20:50:26,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 507 states. [2019-12-26 20:50:26,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 507 to 467. [2019-12-26 20:50:26,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 467 states. [2019-12-26 20:50:26,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 467 states and 1235 transitions. [2019-12-26 20:50:26,483 INFO L78 Accepts]: Start accepts. Automaton has 467 states and 1235 transitions. Word has length 6 [2019-12-26 20:50:26,483 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-26 20:50:26,483 INFO L462 AbstractCegarLoop]: Abstraction has 467 states and 1235 transitions. [2019-12-26 20:50:26,484 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-26 20:50:26,484 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 1235 transitions. [2019-12-26 20:50:26,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-12-26 20:50:26,485 INFO L403 BasicCegarLoop]: Found error trace [2019-12-26 20:50:26,485 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-12-26 20:50:26,486 INFO L410 AbstractCegarLoop]: === Iteration 2 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-26 20:50:26,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-26 20:50:26,486 INFO L82 PathProgramCache]: Analyzing trace with hash 1069650288, now seen corresponding path program 1 times [2019-12-26 20:50:26,486 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-26 20:50:26,487 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [764902373] [2019-12-26 20:50:26,487 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-26 20:50:26,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-26 20:50:26,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-26 20:50:26,614 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [764902373] [2019-12-26 20:50:26,614 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-26 20:50:26,615 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-26 20:50:26,615 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [181361134] [2019-12-26 20:50:26,616 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-26 20:50:26,617 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-26 20:50:26,617 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-26 20:50:26,617 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-26 20:50:26,617 INFO L87 Difference]: Start difference. First operand 467 states and 1235 transitions. Second operand 3 states. [2019-12-26 20:50:26,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-26 20:50:26,636 INFO L93 Difference]: Finished difference Result 574 states and 1482 transitions. [2019-12-26 20:50:26,636 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-26 20:50:26,636 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2019-12-26 20:50:26,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-26 20:50:26,641 INFO L225 Difference]: With dead ends: 574 [2019-12-26 20:50:26,641 INFO L226 Difference]: Without dead ends: 552 [2019-12-26 20:50:26,642 INFO L631 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 [2019-12-26 20:50:26,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 552 states. [2019-12-26 20:50:26,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 552 to 512. [2019-12-26 20:50:26,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 512 states. [2019-12-26 20:50:26,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 512 states and 1362 transitions. [2019-12-26 20:50:26,674 INFO L78 Accepts]: Start accepts. Automaton has 512 states and 1362 transitions. Word has length 8 [2019-12-26 20:50:26,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-26 20:50:26,675 INFO L462 AbstractCegarLoop]: Abstraction has 512 states and 1362 transitions. [2019-12-26 20:50:26,675 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-26 20:50:26,676 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 1362 transitions. [2019-12-26 20:50:26,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-12-26 20:50:26,677 INFO L403 BasicCegarLoop]: Found error trace [2019-12-26 20:50:26,677 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-26 20:50:26,677 INFO L410 AbstractCegarLoop]: === Iteration 3 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-26 20:50:26,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-26 20:50:26,678 INFO L82 PathProgramCache]: Analyzing trace with hash -174077442, now seen corresponding path program 1 times [2019-12-26 20:50:26,678 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-26 20:50:26,678 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [90800650] [2019-12-26 20:50:26,679 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-26 20:50:26,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-26 20:50:26,738 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-26 20:50:26,739 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [90800650] [2019-12-26 20:50:26,739 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-26 20:50:26,739 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-26 20:50:26,740 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1769493522] [2019-12-26 20:50:26,740 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-26 20:50:26,740 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-26 20:50:26,741 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-26 20:50:26,741 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-26 20:50:26,741 INFO L87 Difference]: Start difference. First operand 512 states and 1362 transitions. Second operand 3 states. [2019-12-26 20:50:26,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-26 20:50:26,771 INFO L93 Difference]: Finished difference Result 544 states and 1443 transitions. [2019-12-26 20:50:26,772 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-26 20:50:26,772 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 10 [2019-12-26 20:50:26,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-26 20:50:26,777 INFO L225 Difference]: With dead ends: 544 [2019-12-26 20:50:26,777 INFO L226 Difference]: Without dead ends: 544 [2019-12-26 20:50:26,778 INFO L631 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 [2019-12-26 20:50:26,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 544 states. [2019-12-26 20:50:26,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 544 to 544. [2019-12-26 20:50:26,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 544 states. [2019-12-26 20:50:26,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 544 states and 1443 transitions. [2019-12-26 20:50:26,803 INFO L78 Accepts]: Start accepts. Automaton has 544 states and 1443 transitions. Word has length 10 [2019-12-26 20:50:26,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-26 20:50:26,803 INFO L462 AbstractCegarLoop]: Abstraction has 544 states and 1443 transitions. [2019-12-26 20:50:26,804 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-26 20:50:26,804 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 1443 transitions. [2019-12-26 20:50:26,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-26 20:50:26,806 INFO L403 BasicCegarLoop]: Found error trace [2019-12-26 20:50:26,806 INFO L411 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-26 20:50:26,806 INFO L410 AbstractCegarLoop]: === Iteration 4 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-26 20:50:26,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-26 20:50:26,807 INFO L82 PathProgramCache]: Analyzing trace with hash 763111477, now seen corresponding path program 1 times [2019-12-26 20:50:26,807 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-26 20:50:26,807 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1491289247] [2019-12-26 20:50:26,807 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-26 20:50:26,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-26 20:50:26,925 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-26 20:50:26,926 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1491289247] [2019-12-26 20:50:26,926 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1310744750] [2019-12-26 20:50:26,927 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-26 20:50:27,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-26 20:50:27,058 INFO L264 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 4 conjunts are in the unsatisfiable core [2019-12-26 20:50:27,063 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-26 20:50:27,087 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-26 20:50:27,090 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-12-26 20:50:27,090 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2019-12-26 20:50:27,090 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [901984549] [2019-12-26 20:50:27,091 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-12-26 20:50:27,091 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-26 20:50:27,091 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-12-26 20:50:27,091 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-12-26 20:50:27,091 INFO L87 Difference]: Start difference. First operand 544 states and 1443 transitions. Second operand 7 states. [2019-12-26 20:50:27,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-26 20:50:27,198 INFO L93 Difference]: Finished difference Result 821 states and 2103 transitions. [2019-12-26 20:50:27,198 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-26 20:50:27,198 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 14 [2019-12-26 20:50:27,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-26 20:50:27,203 INFO L225 Difference]: With dead ends: 821 [2019-12-26 20:50:27,204 INFO L226 Difference]: Without dead ends: 821 [2019-12-26 20:50:27,204 INFO L631 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 [2019-12-26 20:50:27,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 821 states. [2019-12-26 20:50:27,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 821 to 668. [2019-12-26 20:50:27,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 668 states. [2019-12-26 20:50:27,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 668 states and 1762 transitions. [2019-12-26 20:50:27,231 INFO L78 Accepts]: Start accepts. Automaton has 668 states and 1762 transitions. Word has length 14 [2019-12-26 20:50:27,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-26 20:50:27,231 INFO L462 AbstractCegarLoop]: Abstraction has 668 states and 1762 transitions. [2019-12-26 20:50:27,231 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-12-26 20:50:27,231 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 1762 transitions. [2019-12-26 20:50:27,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-26 20:50:27,238 INFO L403 BasicCegarLoop]: Found error trace [2019-12-26 20:50:27,238 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-26 20:50:27,442 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-26 20:50:27,444 INFO L410 AbstractCegarLoop]: === Iteration 5 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-26 20:50:27,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-26 20:50:27,444 INFO L82 PathProgramCache]: Analyzing trace with hash 277758940, now seen corresponding path program 1 times [2019-12-26 20:50:27,445 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-26 20:50:27,445 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1973241381] [2019-12-26 20:50:27,445 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-26 20:50:27,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-26 20:50:27,501 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-26 20:50:27,501 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1973241381] [2019-12-26 20:50:27,502 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-26 20:50:27,502 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-26 20:50:27,502 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [720546750] [2019-12-26 20:50:27,503 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-26 20:50:27,506 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-26 20:50:27,506 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-26 20:50:27,506 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-26 20:50:27,506 INFO L87 Difference]: Start difference. First operand 668 states and 1762 transitions. Second operand 3 states. [2019-12-26 20:50:27,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-26 20:50:27,538 INFO L93 Difference]: Finished difference Result 359 states and 809 transitions. [2019-12-26 20:50:27,538 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-26 20:50:27,538 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 16 [2019-12-26 20:50:27,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-26 20:50:27,540 INFO L225 Difference]: With dead ends: 359 [2019-12-26 20:50:27,540 INFO L226 Difference]: Without dead ends: 355 [2019-12-26 20:50:27,541 INFO L631 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 [2019-12-26 20:50:27,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 355 states. [2019-12-26 20:50:27,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 355 to 335. [2019-12-26 20:50:27,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 335 states. [2019-12-26 20:50:27,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 335 states and 751 transitions. [2019-12-26 20:50:27,550 INFO L78 Accepts]: Start accepts. Automaton has 335 states and 751 transitions. Word has length 16 [2019-12-26 20:50:27,550 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-26 20:50:27,550 INFO L462 AbstractCegarLoop]: Abstraction has 335 states and 751 transitions. [2019-12-26 20:50:27,550 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-26 20:50:27,550 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 751 transitions. [2019-12-26 20:50:27,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-12-26 20:50:27,551 INFO L403 BasicCegarLoop]: Found error trace [2019-12-26 20:50:27,552 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-26 20:50:27,552 INFO L410 AbstractCegarLoop]: === Iteration 6 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-26 20:50:27,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-26 20:50:27,552 INFO L82 PathProgramCache]: Analyzing trace with hash 1401799518, now seen corresponding path program 1 times [2019-12-26 20:50:27,553 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-26 20:50:27,554 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1214433758] [2019-12-26 20:50:27,554 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-26 20:50:27,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-26 20:50:27,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-26 20:50:27,624 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1214433758] [2019-12-26 20:50:27,624 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-26 20:50:27,624 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-26 20:50:27,625 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2010262229] [2019-12-26 20:50:27,625 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-26 20:50:27,625 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-26 20:50:27,625 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-26 20:50:27,626 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-26 20:50:27,626 INFO L87 Difference]: Start difference. First operand 335 states and 751 transitions. Second operand 5 states. [2019-12-26 20:50:27,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-26 20:50:27,691 INFO L93 Difference]: Finished difference Result 459 states and 1021 transitions. [2019-12-26 20:50:27,691 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-26 20:50:27,691 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 17 [2019-12-26 20:50:27,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-26 20:50:27,694 INFO L225 Difference]: With dead ends: 459 [2019-12-26 20:50:27,694 INFO L226 Difference]: Without dead ends: 459 [2019-12-26 20:50:27,695 INFO L631 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 [2019-12-26 20:50:27,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 459 states. [2019-12-26 20:50:27,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 459 to 373. [2019-12-26 20:50:27,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 373 states. [2019-12-26 20:50:27,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 373 states and 842 transitions. [2019-12-26 20:50:27,706 INFO L78 Accepts]: Start accepts. Automaton has 373 states and 842 transitions. Word has length 17 [2019-12-26 20:50:27,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-26 20:50:27,707 INFO L462 AbstractCegarLoop]: Abstraction has 373 states and 842 transitions. [2019-12-26 20:50:27,707 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-26 20:50:27,707 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 842 transitions. [2019-12-26 20:50:27,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-12-26 20:50:27,708 INFO L403 BasicCegarLoop]: Found error trace [2019-12-26 20:50:27,708 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-26 20:50:27,708 INFO L410 AbstractCegarLoop]: === Iteration 7 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-26 20:50:27,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-26 20:50:27,709 INFO L82 PathProgramCache]: Analyzing trace with hash 1964448312, now seen corresponding path program 1 times [2019-12-26 20:50:27,709 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-26 20:50:27,709 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [132189897] [2019-12-26 20:50:27,709 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-26 20:50:27,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-26 20:50:27,932 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Undeclared function symbol (const Int) at de.uni_freiburg.informatik.ultimate.logic.NoopScript.term(NoopScript.java:478) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.term(WrapperScript.java:250) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.term(WrapperScript.java:250) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.SmtUtils.termWithLocalSimplification(SmtUtils.java:1315) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.SmtUtils.termWithLocalSimplification(SmtUtils.java:1196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.TermTransferrer.convertApplicationTerm(TermTransferrer.java:182) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer$BuildApplicationTerm.walk(TermTransformer.java:339) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:115) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:106) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.transform(TermTransformer.java:272) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedInterpolantsBuilder.computePredicates(NestedInterpolantsBuilder.java:573) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedInterpolantsBuilder.(NestedInterpolantsBuilder.java:171) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolantsRecursive(InterpolatingTraceCheckCraig.java:300) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolants(InterpolatingTraceCheckCraig.java:202) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:107) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:79) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:57) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:242) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:166) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:75) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:464) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:419) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:368) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResult.iterate(CegarLoopResult.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterateNew(TraceAbstractionStarter.java:352) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:126) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-12-26 20:50:27,939 INFO L168 Benchmark]: Toolchain (without parser) took 7935.76 ms. Allocated memory was 145.2 MB in the beginning and 286.8 MB in the end (delta: 141.6 MB). Free memory was 100.8 MB in the beginning and 166.4 MB in the end (delta: -65.5 MB). Peak memory consumption was 76.0 MB. Max. memory is 7.1 GB. [2019-12-26 20:50:27,945 INFO L168 Benchmark]: CDTParser took 0.58 ms. Allocated memory is still 145.2 MB. Free memory was 120.3 MB in the beginning and 120.1 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-12-26 20:50:27,947 INFO L168 Benchmark]: CACSL2BoogieTranslator took 929.90 ms. Allocated memory was 145.2 MB in the beginning and 202.9 MB in the end (delta: 57.7 MB). Free memory was 100.4 MB in the beginning and 134.2 MB in the end (delta: -33.7 MB). Peak memory consumption was 31.9 MB. Max. memory is 7.1 GB. [2019-12-26 20:50:27,948 INFO L168 Benchmark]: Boogie Procedure Inliner took 83.13 ms. Allocated memory is still 202.9 MB. Free memory was 134.2 MB in the beginning and 131.5 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2019-12-26 20:50:27,949 INFO L168 Benchmark]: Boogie Preprocessor took 35.20 ms. Allocated memory is still 202.9 MB. Free memory was 131.5 MB in the beginning and 129.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-12-26 20:50:27,949 INFO L168 Benchmark]: RCFGBuilder took 630.64 ms. Allocated memory is still 202.9 MB. Free memory was 129.5 MB in the beginning and 97.0 MB in the end (delta: 32.5 MB). Peak memory consumption was 32.5 MB. Max. memory is 7.1 GB. [2019-12-26 20:50:27,953 INFO L168 Benchmark]: TraceAbstraction took 6251.50 ms. Allocated memory was 202.9 MB in the beginning and 286.8 MB in the end (delta: 83.9 MB). Free memory was 97.0 MB in the beginning and 166.4 MB in the end (delta: -69.4 MB). Peak memory consumption was 14.5 MB. Max. memory is 7.1 GB. [2019-12-26 20:50:27,964 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.58 ms. Allocated memory is still 145.2 MB. Free memory was 120.3 MB in the beginning and 120.1 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 929.90 ms. Allocated memory was 145.2 MB in the beginning and 202.9 MB in the end (delta: 57.7 MB). Free memory was 100.4 MB in the beginning and 134.2 MB in the end (delta: -33.7 MB). Peak memory consumption was 31.9 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 83.13 ms. Allocated memory is still 202.9 MB. Free memory was 134.2 MB in the beginning and 131.5 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 35.20 ms. Allocated memory is still 202.9 MB. Free memory was 131.5 MB in the beginning and 129.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 630.64 ms. Allocated memory is still 202.9 MB. Free memory was 129.5 MB in the beginning and 97.0 MB in the end (delta: 32.5 MB). Peak memory consumption was 32.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 6251.50 ms. Allocated memory was 202.9 MB in the beginning and 286.8 MB in the end (delta: 83.9 MB). Free memory was 97.0 MB in the beginning and 166.4 MB in the end (delta: -69.4 MB). Peak memory consumption was 14.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 4.0s, 136 ProgramPointsBefore, 39 ProgramPointsAfterwards, 140 TransitionsBefore, 41 TransitionsAfterwards, 5952 CoEnabledTransitionPairs, 6 FixpointIterations, 26 TrivialSequentialCompositions, 77 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 16 ConcurrentYvCompositions, 3 ChoiceCompositions, 3242 VarBasedMoverChecksPositive, 61 VarBasedMoverChecksNegative, 33 SemBasedMoverChecksPositive, 52 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.5s, 0 MoverChecksTotal, 6690 CheckedPairsTotal, 119 TotalNumberOfCompositions - ExceptionOrErrorResult: SMTLIBException: Undeclared function symbol (const Int) de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: Undeclared function symbol (const Int): de.uni_freiburg.informatik.ultimate.logic.NoopScript.term(NoopScript.java:478) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...