java -Xmx2000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./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/Problem07_label51_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-935f392 [2018-07-19 18:08:09,959 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-19 18:08:09,968 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-19 18:08:09,999 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-19 18:08:10,000 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-19 18:08:10,004 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-19 18:08:10,005 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-19 18:08:10,010 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-19 18:08:10,016 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-19 18:08:10,018 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-19 18:08:10,020 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-19 18:08:10,021 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-19 18:08:10,027 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-19 18:08:10,028 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-19 18:08:10,029 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-19 18:08:10,037 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-19 18:08:10,038 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-19 18:08:10,050 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-19 18:08:10,056 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-19 18:08:10,064 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-19 18:08:10,066 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-19 18:08:10,069 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-19 18:08:10,080 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-07-19 18:08:10,095 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-19 18:08:10,095 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-19 18:08:10,103 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-19 18:08:10,104 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-19 18:08:10,105 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 [2018-07-19 18:08:10,151 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-19 18:08:10,151 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-19 18:08:10,154 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-07-19 18:08:10,154 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-07-19 18:08:10,160 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-07-19 18:08:10,161 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-07-19 18:08:10,161 INFO L133 SettingsManager]: * Use SBE=true [2018-07-19 18:08:10,161 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-07-19 18:08:10,162 INFO L133 SettingsManager]: * sizeof long=4 [2018-07-19 18:08:10,163 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-07-19 18:08:10,163 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-07-19 18:08:10,163 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-07-19 18:08:10,163 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-07-19 18:08:10,163 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-07-19 18:08:10,164 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-07-19 18:08:10,165 INFO L133 SettingsManager]: * sizeof long double=12 [2018-07-19 18:08:10,166 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-07-19 18:08:10,166 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-07-19 18:08:10,166 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-07-19 18:08:10,166 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-07-19 18:08:10,166 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-07-19 18:08:10,167 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-07-19 18:08:10,167 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-07-19 18:08:10,167 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-19 18:08:10,171 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-07-19 18:08:10,171 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-07-19 18:08:10,171 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-07-19 18:08:10,171 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-07-19 18:08:10,175 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-07-19 18:08:10,176 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-07-19 18:08:10,176 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-19 18:08:10,284 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-19 18:08:10,313 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-19 18:08:10,325 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-19 18:08:10,331 INFO L271 PluginConnector]: Initializing CDTParser... [2018-07-19 18:08:10,331 INFO L276 PluginConnector]: CDTParser initialized [2018-07-19 18:08:10,335 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem07_label51_true-unreach-call.c [2018-07-19 18:08:11,003 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a25b0276/fcbd35017a8145d181e9405cbfc26f6a/FLAG09dfc3a3d [2018-07-19 18:08:14,571 INFO L276 CDTParser]: Found 1 translation units. [2018-07-19 18:08:14,572 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem07_label51_true-unreach-call.c [2018-07-19 18:08:14,872 INFO L324 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a25b0276/fcbd35017a8145d181e9405cbfc26f6a/FLAG09dfc3a3d [2018-07-19 18:08:14,917 INFO L332 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a25b0276/fcbd35017a8145d181e9405cbfc26f6a [2018-07-19 18:08:14,940 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-19 18:08:14,945 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-07-19 18:08:14,949 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-07-19 18:08:14,949 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-07-19 18:08:14,974 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-07-19 18:08:14,979 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 06:08:14" (1/1) ... [2018-07-19 18:08:14,987 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38dd3eb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 06:08:14, skipping insertion in model container [2018-07-19 18:08:14,987 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 06:08:14" (1/1) ... [2018-07-19 18:08:18,318 INFO L179 PRDispatcher]: Starting pre-run dispatcher in SV-COMP mode Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown