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_label21_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-f1aed39 [2018-09-28 13:25:38,555 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-28 13:25:38,557 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-28 13:25:38,594 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-28 13:25:38,595 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-28 13:25:38,596 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-28 13:25:38,602 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-28 13:25:38,607 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-28 13:25:38,612 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-28 13:25:38,621 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-28 13:25:38,622 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-28 13:25:38,623 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-28 13:25:38,630 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-28 13:25:38,631 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-28 13:25:38,638 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-28 13:25:38,639 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-28 13:25:38,644 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-28 13:25:38,651 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-28 13:25:38,657 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-28 13:25:38,666 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-28 13:25:38,672 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-28 13:25:38,675 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-28 13:25:38,686 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-09-28 13:25:38,702 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-28 13:25:38,702 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-28 13:25:38,708 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-28 13:25:38,710 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-28 13:25:38,710 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 [2018-09-28 13:25:38,762 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-28 13:25:38,766 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-28 13:25:38,767 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-28 13:25:38,767 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-28 13:25:38,774 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-28 13:25:38,775 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-28 13:25:38,775 INFO L133 SettingsManager]: * Use SBE=true [2018-09-28 13:25:38,775 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-28 13:25:38,777 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-28 13:25:38,777 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-28 13:25:38,777 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-28 13:25:38,777 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-28 13:25:38,778 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-28 13:25:38,778 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-28 13:25:38,780 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-28 13:25:38,781 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-28 13:25:38,781 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-28 13:25:38,781 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-28 13:25:38,781 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-28 13:25:38,782 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-28 13:25:38,782 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-28 13:25:38,782 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-28 13:25:38,782 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-28 13:25:38,782 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-28 13:25:38,783 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-28 13:25:38,783 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-28 13:25:38,783 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-09-28 13:25:38,783 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-28 13:25:38,788 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-28 13:25:38,788 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-28 13:25:38,912 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-28 13:25:38,956 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-28 13:25:38,966 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-28 13:25:38,973 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-28 13:25:38,973 INFO L276 PluginConnector]: CDTParser initialized [2018-09-28 13:25:38,974 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem08_label21_true-unreach-call.c [2018-09-28 13:25:39,699 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/19f747853/3b1107411c2d40f4a7762485b2550be4/FLAG819e8dc56 [2018-09-28 13:25:45,543 INFO L277 CDTParser]: Found 1 translation units. [2018-09-28 13:25:45,544 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem08_label21_true-unreach-call.c [2018-09-28 13:25:45,832 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/19f747853/3b1107411c2d40f4a7762485b2550be4/FLAG819e8dc56 [2018-09-28 13:25:45,882 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/19f747853/3b1107411c2d40f4a7762485b2550be4 [2018-09-28 13:25:45,899 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-28 13:25:45,903 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-09-28 13:25:45,911 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-28 13:25:45,911 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-28 13:25:45,921 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-28 13:25:45,926 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.09 01:25:45" (1/1) ... [2018-09-28 13:25:45,931 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22895374 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.09 01:25:45, skipping insertion in model container [2018-09-28 13:25:45,931 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.09 01:25:45" (1/1) ... [2018-09-28 13:25:45,958 INFO L124 MainTranslator]: Starting translation in SV-COMP mode [2018-09-28 13:25:49,273 INFO L151 MainTranslator]: Built tables and reachable declarations [2018-09-28 13:26:16,382 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-09-28 13:26:16,398 INFO L166 MainTranslator]: Completed pre-run Received shutdown request... [2018-09-28 13:26:37,800 INFO L202 PostProcessor]: Analyzing one entry point: main Cannot interrupt operation gracefully because timeout expired. Forcing shutdown