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/Problem09_label21_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8f32298 [2018-10-02 16:42:29,540 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-02 16:42:29,545 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-02 16:42:29,575 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-02 16:42:29,576 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-02 16:42:29,577 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-02 16:42:29,585 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-02 16:42:29,587 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-02 16:42:29,592 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-02 16:42:29,596 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-02 16:42:29,599 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-02 16:42:29,600 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-02 16:42:29,602 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-02 16:42:29,603 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-02 16:42:29,604 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-02 16:42:29,612 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-02 16:42:29,614 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-02 16:42:29,616 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-02 16:42:29,628 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-02 16:42:29,630 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-02 16:42:29,638 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-02 16:42:29,639 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-02 16:42:29,649 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-10-02 16:42:29,676 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-02 16:42:29,676 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-02 16:42:29,678 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-02 16:42:29,679 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-02 16:42:29,679 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 [2018-10-02 16:42:29,728 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-02 16:42:29,728 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-02 16:42:29,733 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-02 16:42:29,733 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-02 16:42:29,734 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-02 16:42:29,734 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-02 16:42:29,734 INFO L133 SettingsManager]: * Use SBE=true [2018-10-02 16:42:29,738 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-02 16:42:29,738 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-02 16:42:29,739 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-02 16:42:29,739 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-02 16:42:29,739 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-02 16:42:29,739 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-02 16:42:29,739 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-02 16:42:29,740 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-02 16:42:29,742 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-02 16:42:29,743 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-02 16:42:29,743 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-02 16:42:29,743 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-02 16:42:29,743 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-02 16:42:29,744 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-02 16:42:29,744 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-02 16:42:29,744 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-02 16:42:29,744 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-02 16:42:29,748 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-02 16:42:29,748 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-02 16:42:29,748 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-02 16:42:29,749 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-02 16:42:29,750 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-02 16:42:29,751 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-02 16:42:29,858 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-02 16:42:29,895 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-02 16:42:29,906 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-02 16:42:29,912 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-02 16:42:29,912 INFO L276 PluginConnector]: CDTParser initialized [2018-10-02 16:42:29,913 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem09_label21_true-unreach-call.c [2018-10-02 16:42:30,468 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff5b5249a/190e58f3cf774aad898e72346f804ea0/FLAG5238f0296 [2018-10-02 16:42:36,446 INFO L277 CDTParser]: Found 1 translation units. [2018-10-02 16:42:36,447 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem09_label21_true-unreach-call.c [2018-10-02 16:42:36,754 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff5b5249a/190e58f3cf774aad898e72346f804ea0/FLAG5238f0296 [2018-10-02 16:42:36,794 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff5b5249a/190e58f3cf774aad898e72346f804ea0 [2018-10-02 16:42:36,823 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-02 16:42:36,828 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-10-02 16:42:36,831 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-02 16:42:36,831 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-02 16:42:36,843 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-02 16:42:36,848 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 04:42:36" (1/1) ... [2018-10-02 16:42:36,854 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a2bf3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 04:42:36, skipping insertion in model container [2018-10-02 16:42:36,856 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 04:42:36" (1/1) ... [2018-10-02 16:42:36,881 INFO L124 MainTranslator]: Starting translation in SV-COMP mode [2018-10-02 16:42:39,940 INFO L151 MainTranslator]: Built tables and reachable declarations [2018-10-02 16:43:06,850 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-02 16:43:06,857 INFO L166 MainTranslator]: Completed pre-run [2018-10-02 16:43:24,582 INFO L202 PostProcessor]: Analyzing one entry point: main