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_label50_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-935f392 [2018-07-19 18:08:09,274 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-19 18:08:09,280 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-19 18:08:09,310 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-19 18:08:09,311 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-19 18:08:09,317 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-19 18:08:09,319 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-19 18:08:09,323 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-19 18:08:09,328 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-19 18:08:09,330 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-19 18:08:09,331 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-19 18:08:09,331 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-19 18:08:09,338 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-19 18:08:09,340 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-19 18:08:09,352 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-19 18:08:09,353 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-19 18:08:09,357 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-19 18:08:09,362 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-19 18:08:09,370 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-19 18:08:09,372 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-19 18:08:09,376 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-19 18:08:09,380 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-19 18:08:09,389 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-07-19 18:08:09,408 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-19 18:08:09,408 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-19 18:08:09,410 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-19 18:08:09,411 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-19 18:08:09,415 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 18:08:09,461 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-19 18:08:09,461 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-19 18:08:09,462 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-07-19 18:08:09,467 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-07-19 18:08:09,469 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-07-19 18:08:09,469 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-07-19 18:08:09,469 INFO L133 SettingsManager]: * Use SBE=true [2018-07-19 18:08:09,472 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-07-19 18:08:09,473 INFO L133 SettingsManager]: * sizeof long=4 [2018-07-19 18:08:09,473 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-07-19 18:08:09,473 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-07-19 18:08:09,473 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-07-19 18:08:09,474 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-07-19 18:08:09,474 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-07-19 18:08:09,474 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-07-19 18:08:09,474 INFO L133 SettingsManager]: * sizeof long double=12 [2018-07-19 18:08:09,474 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-07-19 18:08:09,474 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-07-19 18:08:09,475 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-07-19 18:08:09,475 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-07-19 18:08:09,475 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-07-19 18:08:09,478 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-07-19 18:08:09,479 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-07-19 18:08:09,479 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-19 18:08:09,479 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-07-19 18:08:09,479 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-07-19 18:08:09,481 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-07-19 18:08:09,482 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-07-19 18:08:09,482 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-07-19 18:08:09,482 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-07-19 18:08:09,482 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-19 18:08:09,598 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-19 18:08:09,633 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-19 18:08:09,641 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-19 18:08:09,646 INFO L271 PluginConnector]: Initializing CDTParser... [2018-07-19 18:08:09,647 INFO L276 PluginConnector]: CDTParser initialized [2018-07-19 18:08:09,651 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem07_label50_true-unreach-call.c [2018-07-19 18:08:10,289 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e4afc189/d3f7df2674ff4d4bbd847217bff56055/FLAG999177699 [2018-07-19 18:08:13,648 INFO L276 CDTParser]: Found 1 translation units. [2018-07-19 18:08:13,648 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem07_label50_true-unreach-call.c [2018-07-19 18:08:13,899 INFO L324 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e4afc189/d3f7df2674ff4d4bbd847217bff56055/FLAG999177699 [2018-07-19 18:08:13,930 INFO L332 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e4afc189/d3f7df2674ff4d4bbd847217bff56055 [2018-07-19 18:08:13,944 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-19 18:08:13,947 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-07-19 18:08:13,950 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-07-19 18:08:13,950 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-07-19 18:08:13,972 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-07-19 18:08:13,975 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 06:08:13" (1/1) ... [2018-07-19 18:08:13,981 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a1413dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 06:08:13, skipping insertion in model container [2018-07-19 18:08:13,981 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 06:08:13" (1/1) ... [2018-07-19 18:08:17,541 INFO L179 PRDispatcher]: Starting pre-run dispatcher in SV-COMP mode Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown