/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -i ../../../trunk/examples/svcomp/seq-mthreaded/rekcba_ctm.3-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 18:42:55,645 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 18:42:55,648 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 18:42:55,667 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 18:42:55,668 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 18:42:55,670 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 18:42:55,673 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 18:42:55,686 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 18:42:55,689 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 18:42:55,690 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 18:42:55,691 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 18:42:55,693 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 18:42:55,693 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 18:42:55,694 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 18:42:55,697 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 18:42:55,698 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 18:42:55,701 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 18:42:55,703 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 18:42:55,705 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 18:42:55,710 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 18:42:55,715 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 18:42:55,719 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 18:42:55,720 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 18:42:55,722 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 18:42:55,725 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-24 18:42:55,731 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 18:42:55,734 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 18:42:55,735 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 18:42:55,735 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 18:42:55,738 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 18:42:55,738 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 18:42:55,739 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 18:42:55,739 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 18:42:55,739 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 18:42:55,742 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 18:42:55,744 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 18:42:55,745 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2019-11-24 18:42:55,770 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 18:42:55,770 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 18:42:55,771 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 18:42:55,772 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 18:42:55,772 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 18:42:55,772 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 18:42:55,772 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 18:42:55,773 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 18:42:55,773 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 18:42:55,773 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 18:42:55,773 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 18:42:55,773 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 18:42:55,774 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 18:42:55,774 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 18:42:55,774 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 18:42:55,775 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 18:42:55,775 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 18:42:55,775 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 18:42:55,776 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 18:42:55,776 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 18:42:55,776 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 18:42:55,776 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 18:42:55,776 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 18:42:55,777 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 18:42:55,777 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 18:42:55,777 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 18:42:55,777 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 18:42:55,778 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 18:42:55,778 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 18:42:55,778 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 18:42:55,778 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 18:42:55,778 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 18:42:55,779 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 18:42:55,779 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 18:42:55,779 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 18:42:55,779 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 18:42:55,780 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 18:42:55,780 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 18:42:56,107 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 18:42:56,130 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 18:42:56,134 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 18:42:56,136 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 18:42:56,136 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 18:42:56,137 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/rekcba_ctm.3-1.c [2019-11-24 18:42:56,217 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5fab7e526/3adf3b3dd43b45dcb6c91175d9fc0d21/FLAGa2e5d607a [2019-11-24 18:42:57,041 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 18:42:57,044 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekcba_ctm.3-1.c [2019-11-24 18:42:57,091 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5fab7e526/3adf3b3dd43b45dcb6c91175d9fc0d21/FLAGa2e5d607a [2019-11-24 18:42:57,583 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5fab7e526/3adf3b3dd43b45dcb6c91175d9fc0d21 [2019-11-24 18:42:57,593 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 18:42:57,594 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 18:42:57,595 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 18:42:57,595 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 18:42:57,599 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 18:42:57,600 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:42:57" (1/1) ... [2019-11-24 18:42:57,603 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@daaecc6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:42:57, skipping insertion in model container [2019-11-24 18:42:57,604 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:42:57" (1/1) ... [2019-11-24 18:42:57,614 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 18:42:57,871 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 18:42:59,558 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 18:42:59,626 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 18:43:00,414 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 18:43:00,653 INFO L208 MainTranslator]: Completed translation [2019-11-24 18:43:00,653 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:43:00 WrapperNode [2019-11-24 18:43:00,653 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 18:43:00,654 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 18:43:00,654 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 18:43:00,655 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 18:43:00,664 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:43:00" (1/1) ... [2019-11-24 18:43:00,848 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:43:00" (1/1) ... [2019-11-24 18:43:37,642 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 18:43:37,642 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 18:43:37,643 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 18:43:37,643 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 18:43:37,652 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:43:00" (1/1) ... [2019-11-24 18:43:37,652 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:43:00" (1/1) ... [2019-11-24 18:43:39,460 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:43:00" (1/1) ... [2019-11-24 18:43:39,461 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:43:00" (1/1) ...