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_label03_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-935f392 [2018-07-19 18:08:16,303 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-19 18:08:16,308 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-19 18:08:16,341 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-19 18:08:16,341 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-19 18:08:16,348 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-19 18:08:16,349 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-19 18:08:16,354 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-19 18:08:16,359 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-19 18:08:16,360 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-19 18:08:16,371 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-19 18:08:16,372 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-19 18:08:16,373 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-19 18:08:16,377 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-19 18:08:16,383 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-19 18:08:16,384 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-19 18:08:16,388 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-19 18:08:16,394 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-19 18:08:16,401 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-19 18:08:16,403 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-19 18:08:16,409 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-19 18:08:16,411 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-19 18:08:16,420 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-07-19 18:08:16,441 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-19 18:08:16,441 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-19 18:08:16,442 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-19 18:08:16,443 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-19 18:08:16,443 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 18:08:16,491 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-19 18:08:16,492 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-19 18:08:16,494 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-07-19 18:08:16,494 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-07-19 18:08:16,499 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-07-19 18:08:16,500 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-07-19 18:08:16,500 INFO L133 SettingsManager]: * Use SBE=true [2018-07-19 18:08:16,500 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-07-19 18:08:16,504 INFO L133 SettingsManager]: * sizeof long=4 [2018-07-19 18:08:16,505 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-07-19 18:08:16,505 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-07-19 18:08:16,505 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-07-19 18:08:16,505 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-07-19 18:08:16,505 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-07-19 18:08:16,506 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-07-19 18:08:16,506 INFO L133 SettingsManager]: * sizeof long double=12 [2018-07-19 18:08:16,506 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-07-19 18:08:16,508 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-07-19 18:08:16,509 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-07-19 18:08:16,509 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-07-19 18:08:16,509 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-07-19 18:08:16,509 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-07-19 18:08:16,510 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-07-19 18:08:16,510 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-19 18:08:16,510 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-07-19 18:08:16,510 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-07-19 18:08:16,510 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-07-19 18:08:16,510 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-07-19 18:08:16,511 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-07-19 18:08:16,511 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-07-19 18:08:16,511 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-19 18:08:16,645 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-19 18:08:16,680 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-19 18:08:16,689 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-19 18:08:16,693 INFO L271 PluginConnector]: Initializing CDTParser... [2018-07-19 18:08:16,694 INFO L276 PluginConnector]: CDTParser initialized [2018-07-19 18:08:16,695 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem08_label03_true-unreach-call.c [2018-07-19 18:08:17,355 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/efdb2600b/8cac5d6f1651444286d476dcb7e1440e/FLAG6fe2086c1 [2018-07-19 18:08:23,830 INFO L276 CDTParser]: Found 1 translation units. [2018-07-19 18:08:23,832 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem08_label03_true-unreach-call.c [2018-07-19 18:08:24,248 INFO L324 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/efdb2600b/8cac5d6f1651444286d476dcb7e1440e/FLAG6fe2086c1 [2018-07-19 18:08:24,289 INFO L332 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/efdb2600b/8cac5d6f1651444286d476dcb7e1440e [2018-07-19 18:08:24,304 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-19 18:08:24,305 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-07-19 18:08:24,307 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-07-19 18:08:24,307 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-07-19 18:08:24,330 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-07-19 18:08:24,334 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 06:08:24" (1/1) ... [2018-07-19 18:08:24,339 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31311a5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 06:08:24, skipping insertion in model container [2018-07-19 18:08:24,339 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 06:08:24" (1/1) ... Received shutdown request... [2018-07-19 18:08:28,865 INFO L179 PRDispatcher]: Starting pre-run dispatcher in SV-COMP mode Cannot interrupt operation gracefully because timeout expired. Forcing shutdown