java -Xmx4000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/CToToChcInline.xml -s ../../../trunk/examples/settings//default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --chcprinter.save.file.in.source.directory true --chcprinter.use.automatic.naming true -i /storage/repos/svcomp/c/seq-mthreaded/rekh_aso_true-unreach-call.2.M4.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-bb6c3a7 [2019-03-18 13:26:18,537 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-03-18 13:26:18,540 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-03-18 13:26:18,558 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-03-18 13:26:18,559 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-03-18 13:26:18,561 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-03-18 13:26:18,563 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-03-18 13:26:18,566 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-03-18 13:26:18,568 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-03-18 13:26:18,571 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-03-18 13:26:18,572 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-03-18 13:26:18,572 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-03-18 13:26:18,575 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-03-18 13:26:18,577 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-03-18 13:26:18,579 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-03-18 13:26:18,580 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-03-18 13:26:18,581 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-03-18 13:26:18,590 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-03-18 13:26:18,594 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-03-18 13:26:18,597 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-03-18 13:26:18,598 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-03-18 13:26:18,600 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-03-18 13:26:18,602 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-03-18 13:26:18,602 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-03-18 13:26:18,602 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-03-18 13:26:18,604 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-03-18 13:26:18,604 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-03-18 13:26:18,605 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-03-18 13:26:18,606 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-03-18 13:26:18,608 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-03-18 13:26:18,609 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-03-18 13:26:18,611 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-03-18 13:26:18,612 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-03-18 13:26:18,613 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-03-18 13:26:18,613 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-03-18 13:26:18,614 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-03-18 13:26:18,614 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-03-18 13:26:18,615 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-03-18 13:26:18,617 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-03-18 13:26:18,618 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 [2019-03-18 13:26:18,643 INFO L110 SettingsManager]: Loading preferences was successful [2019-03-18 13:26:18,644 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-03-18 13:26:18,645 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-03-18 13:26:18,645 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-03-18 13:26:18,645 INFO L133 SettingsManager]: * Use SBE=true [2019-03-18 13:26:18,645 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-03-18 13:26:18,647 INFO L133 SettingsManager]: * sizeof long=4 [2019-03-18 13:26:18,647 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-03-18 13:26:18,647 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-03-18 13:26:18,647 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-03-18 13:26:18,648 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-03-18 13:26:18,648 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-03-18 13:26:18,648 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-03-18 13:26:18,648 INFO L133 SettingsManager]: * sizeof long double=12 [2019-03-18 13:26:18,648 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-03-18 13:26:18,648 INFO L133 SettingsManager]: * Use constant arrays=true [2019-03-18 13:26:18,649 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-03-18 13:26:18,649 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-03-18 13:26:18,649 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-03-18 13:26:18,649 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-03-18 13:26:18,649 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-03-18 13:26:18,650 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-03-18 13:26:18,650 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-03-18 13:26:18,650 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-03-18 13:26:18,650 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-03-18 13:26:18,650 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-03-18 13:26:18,650 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-03-18 13:26:18,652 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-03-18 13:26:18,652 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.chcprinter: Save file in source directory -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.chcprinter: Use automatic naming -> true [2019-03-18 13:26:18,705 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-03-18 13:26:18,722 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-03-18 13:26:18,729 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-03-18 13:26:18,730 INFO L271 PluginConnector]: Initializing CDTParser... [2019-03-18 13:26:18,730 INFO L276 PluginConnector]: CDTParser initialized [2019-03-18 13:26:18,731 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/seq-mthreaded/rekh_aso_true-unreach-call.2.M4.c [2019-03-18 13:26:18,794 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/222367cc3/97974255b49e45539b978807ecd1ecb1/FLAG5d4d5f6ef [2019-03-18 13:26:19,441 INFO L307 CDTParser]: Found 1 translation units. [2019-03-18 13:26:19,442 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/seq-mthreaded/rekh_aso_true-unreach-call.2.M4.c [2019-03-18 13:26:19,470 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/222367cc3/97974255b49e45539b978807ecd1ecb1/FLAG5d4d5f6ef [2019-03-18 13:26:19,558 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/222367cc3/97974255b49e45539b978807ecd1ecb1 [2019-03-18 13:26:19,566 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-03-18 13:26:19,567 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-03-18 13:26:19,568 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-03-18 13:26:19,569 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-03-18 13:26:19,572 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-03-18 13:26:19,573 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.03 01:26:19" (1/1) ... [2019-03-18 13:26:19,576 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61c3e86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 01:26:19, skipping insertion in model container [2019-03-18 13:26:19,576 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.03 01:26:19" (1/1) ... [2019-03-18 13:26:19,584 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-03-18 13:26:19,709 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-03-18 13:26:20,531 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-03-18 13:26:20,559 INFO L191 MainTranslator]: Completed pre-run [2019-03-18 13:26:21,171 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-03-18 13:26:21,239 INFO L195 MainTranslator]: Completed translation [2019-03-18 13:26:21,239 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 01:26:21 WrapperNode [2019-03-18 13:26:21,240 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-03-18 13:26:21,241 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-03-18 13:26:21,241 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-03-18 13:26:21,242 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-03-18 13:26:21,251 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 01:26:21" (1/1) ... [2019-03-18 13:26:21,379 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 01:26:21" (1/1) ... [2019-03-18 13:26:50,445 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-03-18 13:26:50,445 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-03-18 13:26:50,446 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-03-18 13:26:50,446 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-03-18 13:26:50,453 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 01:26:21" (1/1) ... [2019-03-18 13:26:50,453 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 01:26:21" (1/1) ... [2019-03-18 13:26:51,787 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 01:26:21" (1/1) ... [2019-03-18 13:26:51,788 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 01:26:21" (1/1) ... Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown