java -ea -Xmx2000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc ../../../trunk/examples/toolchains/C-BPP.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem08_label09_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-f670a89 [2018-10-14 11:11:22,469 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-14 11:11:22,476 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-14 11:11:22,512 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-14 11:11:22,512 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-14 11:11:22,514 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-14 11:11:22,518 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-14 11:11:22,525 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-14 11:11:22,528 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-14 11:11:22,529 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-14 11:11:22,536 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-14 11:11:22,536 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-14 11:11:22,537 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-14 11:11:22,542 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-14 11:11:22,543 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-14 11:11:22,552 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-14 11:11:22,553 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-14 11:11:22,566 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-14 11:11:22,575 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-14 11:11:22,579 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-14 11:11:22,586 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-14 11:11:22,589 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-14 11:11:22,599 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-10-14 11:11:22,623 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-14 11:11:22,623 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-14 11:11:22,624 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-14 11:11:22,631 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-14 11:11:22,631 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2018-10-14 11:11:22,686 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-14 11:11:22,687 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-14 11:11:22,688 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-14 11:11:22,688 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-14 11:11:22,696 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-14 11:11:22,696 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-14 11:11:22,697 INFO L133 SettingsManager]: * Use SBE=true [2018-10-14 11:11:22,697 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-14 11:11:22,697 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-14 11:11:22,697 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-14 11:11:22,698 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-14 11:11:22,700 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-14 11:11:22,700 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-14 11:11:22,700 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-14 11:11:22,701 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-14 11:11:22,701 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-14 11:11:22,701 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-14 11:11:22,701 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-14 11:11:22,702 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-14 11:11:22,702 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-14 11:11:22,702 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-14 11:11:22,702 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-14 11:11:22,702 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-14 11:11:22,708 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-14 11:11:22,708 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-14 11:11:22,708 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-14 11:11:22,709 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-14 11:11:22,709 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-14 11:11:22,709 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-14 11:11:22,709 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-14 11:11:22,843 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-14 11:11:22,875 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-14 11:11:22,887 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-14 11:11:22,892 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-14 11:11:22,893 INFO L276 PluginConnector]: CDTParser initialized [2018-10-14 11:11:22,894 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem08_label09_true-unreach-call.c [2018-10-14 11:11:23,048 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd5ff3a61/14f947a1a1d54c9b84c03e4acd11e91c/FLAG414462837 [2018-10-14 11:11:29,195 INFO L298 CDTParser]: Found 1 translation units. [2018-10-14 11:11:29,196 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem08_label09_true-unreach-call.c [2018-10-14 11:11:29,595 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd5ff3a61/14f947a1a1d54c9b84c03e4acd11e91c/FLAG414462837 [2018-10-14 11:11:29,625 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd5ff3a61/14f947a1a1d54c9b84c03e4acd11e91c [2018-10-14 11:11:29,649 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-14 11:11:29,654 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-10-14 11:11:29,655 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-14 11:11:29,658 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-14 11:11:29,668 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-14 11:11:29,672 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:11:29" (1/1) ... [2018-10-14 11:11:29,681 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bd46d63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:11:29, skipping insertion in model container [2018-10-14 11:11:29,681 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:11:29" (1/1) ... [2018-10-14 11:11:29,711 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-14 11:11:33,949 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-14 11:12:14,045 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-14 11:12:14,053 INFO L189 MainTranslator]: Completed pre-run Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown