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/Problem08_label00_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-935f392 [2018-07-19 18:08:16,031 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-19 18:08:16,036 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-19 18:08:16,070 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-19 18:08:16,074 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-19 18:08:16,076 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-19 18:08:16,078 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-19 18:08:16,081 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-19 18:08:16,084 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-19 18:08:16,093 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-19 18:08:16,095 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-19 18:08:16,096 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-19 18:08:16,100 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-19 18:08:16,103 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-19 18:08:16,110 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-19 18:08:16,111 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-19 18:08:16,111 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-19 18:08:16,124 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-19 18:08:16,130 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-19 18:08:16,137 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-19 18:08:16,139 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-19 18:08:16,142 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-19 18:08:16,153 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-07-19 18:08:16,173 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-19 18:08:16,173 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-19 18:08:16,174 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-19 18:08:16,175 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-19 18:08:16,177 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 18:08:16,223 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-19 18:08:16,223 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-19 18:08:16,229 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-07-19 18:08:16,230 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-07-19 18:08:16,234 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-07-19 18:08:16,234 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-07-19 18:08:16,235 INFO L133 SettingsManager]: * Use SBE=true [2018-07-19 18:08:16,235 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-07-19 18:08:16,235 INFO L133 SettingsManager]: * sizeof long=4 [2018-07-19 18:08:16,235 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-07-19 18:08:16,235 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-07-19 18:08:16,236 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-07-19 18:08:16,236 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-07-19 18:08:16,236 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-07-19 18:08:16,236 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-07-19 18:08:16,241 INFO L133 SettingsManager]: * sizeof long double=12 [2018-07-19 18:08:16,241 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-07-19 18:08:16,241 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-07-19 18:08:16,241 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-07-19 18:08:16,241 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-07-19 18:08:16,242 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-07-19 18:08:16,242 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-07-19 18:08:16,242 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-07-19 18:08:16,242 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-19 18:08:16,242 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-07-19 18:08:16,243 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-07-19 18:08:16,243 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-07-19 18:08:16,243 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-07-19 18:08:16,243 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-07-19 18:08:16,250 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-07-19 18:08:16,250 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-19 18:08:16,377 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-19 18:08:16,415 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-19 18:08:16,427 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-19 18:08:16,429 INFO L271 PluginConnector]: Initializing CDTParser... [2018-07-19 18:08:16,429 INFO L276 PluginConnector]: CDTParser initialized [2018-07-19 18:08:16,433 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem08_label00_true-unreach-call.c [2018-07-19 18:08:17,111 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e2a75c8b/409717d8da1e43e8b18bf848c6a1ee53/FLAGad5140fa3 [2018-07-19 18:08:22,359 INFO L276 CDTParser]: Found 1 translation units. [2018-07-19 18:08:22,361 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem08_label00_true-unreach-call.c [2018-07-19 18:08:22,708 INFO L324 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e2a75c8b/409717d8da1e43e8b18bf848c6a1ee53/FLAGad5140fa3 [2018-07-19 18:08:22,732 INFO L332 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e2a75c8b/409717d8da1e43e8b18bf848c6a1ee53 [2018-07-19 18:08:22,745 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-19 18:08:22,748 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-07-19 18:08:22,749 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-07-19 18:08:22,749 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-07-19 18:08:22,764 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-07-19 18:08:22,765 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 06:08:22" (1/1) ... [2018-07-19 18:08:22,768 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6dddf2ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 06:08:22, skipping insertion in model container [2018-07-19 18:08:22,769 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 06:08:22" (1/1) ... [2018-07-19 18:08:26,986 INFO L179 PRDispatcher]: Starting pre-run dispatcher in SV-COMP mode Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown