/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/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/eca-rers2012/Problem11_label13.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 01:51:13,687 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 01:51:13,692 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 01:51:13,711 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 01:51:13,711 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 01:51:13,713 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 01:51:13,715 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 01:51:13,725 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 01:51:13,728 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 01:51:13,729 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 01:51:13,731 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 01:51:13,732 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 01:51:13,733 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 01:51:13,736 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 01:51:13,739 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 01:51:13,742 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 01:51:13,744 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 01:51:13,746 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 01:51:13,748 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 01:51:13,752 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 01:51:13,757 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 01:51:13,759 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 01:51:13,762 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 01:51:13,763 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 01:51:13,765 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-07 01:51:13,770 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 01:51:13,772 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 01:51:13,773 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 01:51:13,774 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 01:51:13,775 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 01:51:13,776 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 01:51:13,776 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 01:51:13,776 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 01:51:13,777 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 01:51:13,777 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 01:51:13,778 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 01:51:13,779 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 [2019-11-07 01:51:13,809 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 01:51:13,809 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 01:51:13,811 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 01:51:13,811 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 01:51:13,811 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 01:51:13,811 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 01:51:13,812 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 01:51:13,812 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 01:51:13,812 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 01:51:13,812 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 01:51:13,812 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 01:51:13,812 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 01:51:13,813 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 01:51:13,813 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 01:51:13,813 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 01:51:13,813 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 01:51:13,813 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 01:51:13,814 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 01:51:13,814 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 01:51:13,814 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 01:51:13,814 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 01:51:13,814 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 01:51:13,815 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 01:51:13,815 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 01:51:13,815 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 01:51:13,815 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 01:51:13,815 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 01:51:13,816 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 01:51:13,816 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-11-07 01:51:14,098 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 01:51:14,112 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 01:51:14,116 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 01:51:14,117 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 01:51:14,118 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 01:51:14,118 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem11_label13.c [2019-11-07 01:51:14,180 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ebcc9e603/156d4a5a55544103bd849a8cde08ffbb/FLAGe55090f88 [2019-11-07 01:51:14,766 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 01:51:14,766 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem11_label13.c [2019-11-07 01:51:14,782 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ebcc9e603/156d4a5a55544103bd849a8cde08ffbb/FLAGe55090f88 [2019-11-07 01:51:15,007 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ebcc9e603/156d4a5a55544103bd849a8cde08ffbb [2019-11-07 01:51:15,018 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 01:51:15,019 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 01:51:15,021 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 01:51:15,021 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 01:51:15,024 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 01:51:15,025 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:51:15" (1/1) ... [2019-11-07 01:51:15,028 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@329037be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:51:15, skipping insertion in model container [2019-11-07 01:51:15,029 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:51:15" (1/1) ... [2019-11-07 01:51:15,036 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 01:51:15,114 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 01:51:15,976 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 01:51:15,983 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 01:51:16,216 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 01:51:16,237 INFO L192 MainTranslator]: Completed translation [2019-11-07 01:51:16,238 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:51:16 WrapperNode [2019-11-07 01:51:16,238 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 01:51:16,239 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 01:51:16,239 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 01:51:16,239 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 01:51:16,253 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:51:16" (1/1) ... [2019-11-07 01:51:16,253 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:51:16" (1/1) ... [2019-11-07 01:51:16,279 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:51:16" (1/1) ... [2019-11-07 01:51:16,280 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:51:16" (1/1) ... [2019-11-07 01:51:16,350 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:51:16" (1/1) ... [2019-11-07 01:51:16,376 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:51:16" (1/1) ... [2019-11-07 01:51:16,397 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:51:16" (1/1) ... [2019-11-07 01:51:16,419 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 01:51:16,420 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 01:51:16,420 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 01:51:16,420 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 01:51:16,421 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:51:16" (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 [2019-11-07 01:51:16,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 01:51:16,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 01:51:16,483 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-11-07 01:51:16,483 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 01:51:16,484 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-11-07 01:51:16,484 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 01:51:16,484 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 01:51:16,484 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-11-07 01:51:16,485 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 01:51:16,485 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 01:51:16,485 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start