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_label15_false-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-155fbac [2018-10-15 09:09:48,105 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-15 09:09:48,109 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-15 09:09:48,132 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-15 09:09:48,133 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-15 09:09:48,141 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-15 09:09:48,143 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-15 09:09:48,148 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-15 09:09:48,153 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-15 09:09:48,154 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-15 09:09:48,160 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-15 09:09:48,161 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-15 09:09:48,165 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-15 09:09:48,166 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-15 09:09:48,173 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-15 09:09:48,174 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-15 09:09:48,180 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-15 09:09:48,190 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-15 09:09:48,198 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-15 09:09:48,200 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-15 09:09:48,207 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-15 09:09:48,210 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-15 09:09:48,221 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-10-15 09:09:48,252 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 [2018-10-15 09:09:48,302 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-15 09:09:48,306 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-15 09:09:48,307 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-15 09:09:48,307 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-15 09:09:48,313 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-15 09:09:48,313 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-15 09:09:48,313 INFO L133 SettingsManager]: * Use SBE=true [2018-10-15 09:09:48,317 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-15 09:09:48,317 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-15 09:09:48,317 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-15 09:09:48,318 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-15 09:09:48,318 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-15 09:09:48,318 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-15 09:09:48,318 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-15 09:09:48,318 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-15 09:09:48,319 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-15 09:09:48,319 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-15 09:09:48,319 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-15 09:09:48,319 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-15 09:09:48,319 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-15 09:09:48,320 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-15 09:09:48,325 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-15 09:09:48,325 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-15 09:09:48,326 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-15 09:09:48,326 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-15 09:09:48,326 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-15 09:09:48,326 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-15 09:09:48,326 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-15 09:09:48,327 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-15 09:09:48,327 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-15 09:09:48,466 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-15 09:09:48,508 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-15 09:09:48,521 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-15 09:09:48,523 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-15 09:09:48,524 INFO L276 PluginConnector]: CDTParser initialized [2018-10-15 09:09:48,530 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem08_label15_false-unreach-call.c [2018-10-15 09:09:48,659 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a81a6c934/2a1e78208006405fb20332f5c50ae189/FLAGae78b766a [2018-10-15 09:09:56,273 INFO L298 CDTParser]: Found 1 translation units. [2018-10-15 09:09:56,274 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem08_label15_false-unreach-call.c [2018-10-15 09:09:56,582 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a81a6c934/2a1e78208006405fb20332f5c50ae189/FLAGae78b766a [2018-10-15 09:09:56,609 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a81a6c934/2a1e78208006405fb20332f5c50ae189 [2018-10-15 09:09:56,625 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-15 09:09:56,627 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-10-15 09:09:56,629 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-15 09:09:56,629 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-15 09:09:56,641 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-15 09:09:56,643 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 09:09:56" (1/1) ... [2018-10-15 09:09:56,654 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33fe8faf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:09:56, skipping insertion in model container [2018-10-15 09:09:56,655 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 09:09:56" (1/1) ... [2018-10-15 09:09:56,669 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-15 09:09:59,848 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-15 09:10:39,601 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-15 09:10:39,617 INFO L189 MainTranslator]: Completed pre-run Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown