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_Bitvector.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem08_label21_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-935f392 [2018-07-19 17:27:53,072 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-19 17:27:53,075 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-19 17:27:53,115 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-19 17:27:53,116 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-19 17:27:53,119 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-19 17:27:53,123 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-19 17:27:53,126 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-19 17:27:53,134 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-19 17:27:53,136 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-19 17:27:53,142 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-19 17:27:53,142 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-19 17:27:53,144 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-19 17:27:53,147 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-19 17:27:53,148 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-19 17:27:53,160 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-19 17:27:53,162 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-19 17:27:53,169 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-19 17:27:53,175 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-19 17:27:53,177 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-19 17:27:53,178 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-19 17:27:53,184 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-19 17:27:53,190 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-07-19 17:27:53,214 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-19 17:27:53,214 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-19 17:27:53,218 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-19 17:27:53,219 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-19 17:27:53,220 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-07-19 17:27:53,266 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-19 17:27:53,269 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-19 17:27:53,271 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-07-19 17:27:53,271 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-07-19 17:27:53,275 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-07-19 17:27:53,275 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-07-19 17:27:53,275 INFO L133 SettingsManager]: * Use SBE=true [2018-07-19 17:27:53,275 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-07-19 17:27:53,276 INFO L133 SettingsManager]: * sizeof long=4 [2018-07-19 17:27:53,276 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-07-19 17:27:53,276 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-07-19 17:27:53,276 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-07-19 17:27:53,282 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-07-19 17:27:53,283 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-07-19 17:27:53,283 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-07-19 17:27:53,283 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-07-19 17:27:53,283 INFO L133 SettingsManager]: * sizeof long double=12 [2018-07-19 17:27:53,284 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-07-19 17:27:53,284 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-07-19 17:27:53,284 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-07-19 17:27:53,286 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-07-19 17:27:53,286 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-07-19 17:27:53,286 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-07-19 17:27:53,286 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-07-19 17:27:53,286 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-19 17:27:53,287 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-07-19 17:27:53,287 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-07-19 17:27:53,287 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-07-19 17:27:53,290 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-07-19 17:27:53,291 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-07-19 17:27:53,291 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-07-19 17:27:53,291 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-07-19 17:27:53,291 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-19 17:27:53,431 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-19 17:27:53,476 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-19 17:27:53,486 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-19 17:27:53,490 INFO L271 PluginConnector]: Initializing CDTParser... [2018-07-19 17:27:53,490 INFO L276 PluginConnector]: CDTParser initialized [2018-07-19 17:27:53,494 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem08_label21_true-unreach-call.c [2018-07-19 17:27:54,175 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bfbb4ffc3/ab840840dd67414f96a4ff2f5c7e47f7/FLAG30ce4fb03 [2018-07-19 17:28:00,033 INFO L276 CDTParser]: Found 1 translation units. [2018-07-19 17:28:00,035 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem08_label21_true-unreach-call.c [2018-07-19 17:28:00,467 INFO L324 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bfbb4ffc3/ab840840dd67414f96a4ff2f5c7e47f7/FLAG30ce4fb03 [2018-07-19 17:28:00,494 INFO L332 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bfbb4ffc3/ab840840dd67414f96a4ff2f5c7e47f7 [2018-07-19 17:28:00,520 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-19 17:28:00,525 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-07-19 17:28:00,529 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-07-19 17:28:00,530 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-07-19 17:28:00,551 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-07-19 17:28:00,552 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 05:28:00" (1/1) ... [2018-07-19 17:28:00,562 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 05:28:00, skipping insertion in model container [2018-07-19 17:28:00,563 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 05:28:00" (1/1) ... Received shutdown request... [2018-07-19 17:28:04,860 INFO L179 PRDispatcher]: Starting pre-run dispatcher in SV-COMP mode Cannot interrupt operation gracefully because timeout expired. Forcing shutdown