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_label03_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-155fbac [2018-10-15 09:15:53,771 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-15 09:15:53,776 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-15 09:15:53,808 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-15 09:15:53,809 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-15 09:15:53,816 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-15 09:15:53,821 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-15 09:15:53,825 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-15 09:15:53,832 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-15 09:15:53,834 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-15 09:15:53,835 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-15 09:15:53,840 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-15 09:15:53,842 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-15 09:15:53,846 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-15 09:15:53,854 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-15 09:15:53,861 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-15 09:15:53,862 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-15 09:15:53,873 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-15 09:15:53,875 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-15 09:15:53,877 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-15 09:15:53,884 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-15 09:15:53,889 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-15 09:15:53,899 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-10-15 09:15:53,931 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 09:15:53,979 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-15 09:15:53,980 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-15 09:15:53,987 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-15 09:15:53,987 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-15 09:15:53,990 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-15 09:15:53,990 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-15 09:15:53,990 INFO L133 SettingsManager]: * Use SBE=true [2018-10-15 09:15:53,991 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-15 09:15:53,991 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-15 09:15:53,991 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-15 09:15:53,991 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-15 09:15:53,991 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-15 09:15:53,992 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-15 09:15:53,996 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-15 09:15:53,996 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-15 09:15:53,996 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-15 09:15:53,997 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-15 09:15:53,997 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-15 09:15:53,997 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-15 09:15:53,997 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-15 09:15:53,998 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-15 09:15:53,998 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-15 09:15:53,998 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-15 09:15:53,998 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-15 09:15:53,998 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-15 09:15:54,004 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-15 09:15:54,004 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-15 09:15:54,005 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-15 09:15:54,005 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-15 09:15:54,005 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-15 09:15:54,134 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-15 09:15:54,166 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-15 09:15:54,176 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-15 09:15:54,181 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-15 09:15:54,182 INFO L276 PluginConnector]: CDTParser initialized [2018-10-15 09:15:54,186 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem08_label03_true-unreach-call.c [2018-10-15 09:15:54,345 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3fbcdea1a/fe093d34e5724113ae382a171613541d/FLAG733e307c1 [2018-10-15 09:16:00,785 INFO L298 CDTParser]: Found 1 translation units. [2018-10-15 09:16:00,788 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem08_label03_true-unreach-call.c [2018-10-15 09:16:01,198 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3fbcdea1a/fe093d34e5724113ae382a171613541d/FLAG733e307c1 [2018-10-15 09:16:01,233 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3fbcdea1a/fe093d34e5724113ae382a171613541d [2018-10-15 09:16:01,250 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-15 09:16:01,253 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-10-15 09:16:01,254 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-15 09:16:01,255 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-15 09:16:01,268 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-15 09:16:01,270 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 09:16:01" (1/1) ... [2018-10-15 09:16:01,280 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1208f49c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:16:01, skipping insertion in model container [2018-10-15 09:16:01,280 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 09:16:01" (1/1) ... [2018-10-15 09:16:01,301 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-15 09:16:05,420 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-15 09:16:46,016 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-15 09:16:46,031 INFO L189 MainTranslator]: Completed pre-run Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown