java -Xmx2000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data ./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_label55_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-f5fa1ab [2018-02-12 10:35:24,718 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-02-12 10:35:24,721 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-02-12 10:35:24,768 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-02-12 10:35:24,768 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-02-12 10:35:24,769 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-02-12 10:35:24,771 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-02-12 10:35:24,780 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-02-12 10:35:24,783 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-02-12 10:35:24,784 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-02-12 10:35:24,791 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-02-12 10:35:24,791 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-02-12 10:35:24,793 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-02-12 10:35:24,795 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-02-12 10:35:24,796 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-02-12 10:35:24,810 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-02-12 10:35:24,812 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-02-12 10:35:24,821 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-02-12 10:35:24,827 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-02-12 10:35:24,828 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-02-12 10:35:24,841 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-02-12 10:35:24,856 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-02-12 10:35:24,857 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-02-12 10:35:24,857 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2018-02-12 10:35:24,894 INFO L110 SettingsManager]: Loading preferences was successful [2018-02-12 10:35:24,895 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-02-12 10:35:24,896 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-02-12 10:35:24,896 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-02-12 10:35:24,896 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-02-12 10:35:24,896 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-02-12 10:35:24,897 INFO L133 SettingsManager]: * Use SBE=true [2018-02-12 10:35:24,897 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-02-12 10:35:24,897 INFO L133 SettingsManager]: * sizeof long=4 [2018-02-12 10:35:24,897 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-02-12 10:35:24,897 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-02-12 10:35:24,897 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-02-12 10:35:24,898 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-02-12 10:35:24,898 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-02-12 10:35:24,904 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-02-12 10:35:24,904 INFO L133 SettingsManager]: * sizeof long double=12 [2018-02-12 10:35:24,904 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-02-12 10:35:24,905 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-02-12 10:35:24,905 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-02-12 10:35:24,905 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-02-12 10:35:24,905 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-02-12 10:35:24,905 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-02-12 10:35:24,905 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-02-12 10:35:24,906 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-02-12 10:35:24,906 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-02-12 10:35:24,906 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-02-12 10:35:24,906 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-02-12 10:35:24,906 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-02-12 10:35:24,906 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-02-12 10:35:24,906 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-02-12 10:35:24,907 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-02-12 10:35:24,971 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-02-12 10:35:24,985 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-02-12 10:35:24,988 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-02-12 10:35:24,991 INFO L271 PluginConnector]: Initializing CDTParser... [2018-02-12 10:35:24,992 INFO L276 PluginConnector]: CDTParser initialized [2018-02-12 10:35:24,992 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem09_label55_true-unreach-call.c [2018-02-12 10:35:30,319 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-02-12 10:35:30,348 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-02-12 10:35:30,349 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-02-12 10:35:30,350 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-02-12 10:35:30,367 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-02-12 10:35:30,368 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.02 10:35:30" (1/1) ... [2018-02-12 10:35:30,379 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d910e1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.02 10:35:30, skipping insertion in model container [2018-02-12 10:35:30,379 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.02 10:35:30" (1/1) ... [2018-02-12 10:35:30,658 INFO L153 Dispatcher]: Using SV-COMP mode [2018-02-12 10:35:35,167 INFO L153 Dispatcher]: Using SV-COMP mode Received shutdown request...