java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem08_label02.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fab3c18 [2019-08-22 20:09:27,684 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-22 20:09:27,686 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-22 20:09:27,698 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-22 20:09:27,698 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-22 20:09:27,699 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-22 20:09:27,701 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-22 20:09:27,703 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-22 20:09:27,705 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-22 20:09:27,705 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-22 20:09:27,706 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-22 20:09:27,708 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-22 20:09:27,708 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-22 20:09:27,709 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-22 20:09:27,710 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-22 20:09:27,711 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-22 20:09:27,712 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-22 20:09:27,713 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-22 20:09:27,715 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-22 20:09:27,718 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-22 20:09:27,720 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-22 20:09:27,721 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-22 20:09:27,722 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-22 20:09:27,723 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-22 20:09:27,725 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-22 20:09:27,725 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-22 20:09:27,726 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-22 20:09:27,726 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-22 20:09:27,727 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-22 20:09:27,728 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-22 20:09:27,728 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-22 20:09:27,729 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-22 20:09:27,730 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-22 20:09:27,730 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-22 20:09:27,732 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-22 20:09:27,732 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-22 20:09:27,732 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-22 20:09:27,733 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-22 20:09:27,733 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-22 20:09:27,734 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-22 20:09:27,734 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-22 20:09:27,735 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 [2019-08-22 20:09:27,762 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-22 20:09:27,762 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-22 20:09:27,764 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-22 20:09:27,764 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-22 20:09:27,765 INFO L138 SettingsManager]: * Use SBE=true [2019-08-22 20:09:27,765 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-22 20:09:27,765 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-22 20:09:27,766 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-22 20:09:27,766 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-22 20:09:27,766 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-22 20:09:27,767 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-22 20:09:27,767 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-22 20:09:27,767 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-22 20:09:27,768 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-22 20:09:27,768 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-22 20:09:27,768 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-22 20:09:27,768 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-22 20:09:27,769 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-22 20:09:27,769 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-22 20:09:27,769 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-22 20:09:27,770 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-22 20:09:27,770 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-22 20:09:27,770 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-22 20:09:27,770 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-22 20:09:27,771 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-22 20:09:27,771 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-22 20:09:27,771 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-22 20:09:27,771 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-22 20:09:27,771 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-22 20:09:27,825 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-22 20:09:27,837 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-22 20:09:27,841 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-22 20:09:27,842 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-22 20:09:27,843 INFO L275 PluginConnector]: CDTParser initialized [2019-08-22 20:09:27,843 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem08_label02.c [2019-08-22 20:09:27,909 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/757f99714/a28dbd19326e4c10b4db072e50046582/FLAG27e9db0ad [2019-08-22 20:09:31,609 INFO L306 CDTParser]: Found 1 translation units. [2019-08-22 20:09:31,609 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem08_label02.c [2019-08-22 20:09:31,816 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/757f99714/a28dbd19326e4c10b4db072e50046582/FLAG27e9db0ad [2019-08-22 20:09:32,284 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/757f99714/a28dbd19326e4c10b4db072e50046582 [2019-08-22 20:09:32,297 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-22 20:09:32,300 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-22 20:09:32,303 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-22 20:09:32,304 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-22 20:09:32,307 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-22 20:09:32,308 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 08:09:32" (1/1) ... [2019-08-22 20:09:32,311 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43a08bdf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 08:09:32, skipping insertion in model container [2019-08-22 20:09:32,311 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 08:09:32" (1/1) ... [2019-08-22 20:09:32,319 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-22 20:09:33,949 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-22 20:09:59,016 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 20:09:59,021 INFO L188 MainTranslator]: Completed pre-run [2019-08-22 20:10:19,808 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 20:10:24,552 INFO L192 MainTranslator]: Completed translation [2019-08-22 20:10:24,552 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 08:10:24 WrapperNode [2019-08-22 20:10:24,553 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-22 20:10:24,554 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-22 20:10:24,554 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-22 20:10:24,554 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-22 20:10:24,564 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 08:10:24" (1/1) ... [2019-08-22 20:10:24,564 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 08:10:24" (1/1) ... [2019-08-22 20:10:25,166 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 08:10:24" (1/1) ... [2019-08-22 20:10:25,166 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 08:10:24" (1/1) ... [2019-08-22 20:10:31,605 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 08:10:24" (1/1) ...