/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks NOT_INCREMENTALLY -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--staging--lustre--lustre--obdecho--obdecho.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-21 12:48:51,702 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-21 12:48:51,705 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-21 12:48:51,727 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-21 12:48:51,727 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-21 12:48:51,728 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-21 12:48:51,729 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-21 12:48:51,731 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-21 12:48:51,733 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-21 12:48:51,733 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-21 12:48:51,734 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-21 12:48:51,736 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-21 12:48:51,736 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-21 12:48:51,737 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-21 12:48:51,738 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-21 12:48:51,739 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-21 12:48:51,740 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-21 12:48:51,741 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-21 12:48:51,742 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-21 12:48:51,744 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-21 12:48:51,746 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-21 12:48:51,747 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-21 12:48:51,748 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-21 12:48:51,749 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-21 12:48:51,752 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-21 12:48:51,755 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-21 12:48:51,756 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-21 12:48:51,757 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-21 12:48:51,757 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-21 12:48:51,758 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-21 12:48:51,759 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-21 12:48:51,759 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-21 12:48:51,759 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-21 12:48:51,760 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-21 12:48:51,761 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-21 12:48:51,761 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-21 12:48:51,762 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-07-21 12:48:51,777 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 12:48:51,777 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 12:48:51,778 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 12:48:51,779 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 12:48:51,779 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 12:48:51,779 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 12:48:51,779 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 12:48:51,780 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 12:48:51,780 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 12:48:51,780 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 12:48:51,780 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 12:48:51,780 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 12:48:51,781 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 12:48:51,781 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 12:48:51,781 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 12:48:51,781 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 12:48:51,781 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 12:48:51,781 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 12:48:51,782 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 12:48:51,782 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 12:48:51,782 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 12:48:51,782 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 12:48:51,782 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 12:48:51,783 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:48:51,783 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 12:48:51,783 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 12:48:51,783 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-21 12:48:51,783 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> FPandBPonlyIfFpWasNotPerfect Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> NOT_INCREMENTALLY [2020-07-21 12:48:52,047 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 12:48:52,066 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 12:48:52,069 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 12:48:52,071 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 12:48:52,071 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 12:48:52,072 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--staging--lustre--lustre--obdecho--obdecho.ko-entry_point.cil.out.i [2020-07-21 12:48:52,147 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/abb049fb2/fbff24e4c32b48b4ba88f2308e1c8ac1/FLAG57901cb2c [2020-07-21 12:48:53,117 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 12:48:53,119 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--staging--lustre--lustre--obdecho--obdecho.ko-entry_point.cil.out.i [2020-07-21 12:48:53,186 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/abb049fb2/fbff24e4c32b48b4ba88f2308e1c8ac1/FLAG57901cb2c [2020-07-21 12:48:53,481 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/abb049fb2/fbff24e4c32b48b4ba88f2308e1c8ac1 [2020-07-21 12:48:53,491 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 12:48:53,494 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 12:48:53,495 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 12:48:53,495 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 12:48:53,499 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 12:48:53,500 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 12:48:53" (1/1) ... [2020-07-21 12:48:53,502 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22f106ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:48:53, skipping insertion in model container [2020-07-21 12:48:53,503 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 12:48:53" (1/1) ... [2020-07-21 12:48:53,510 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 12:48:53,711 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 12:48:56,661 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~$Pointer$~X~$Pointer$X~varArgs~~TO~int [2020-07-21 12:48:56,662 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2e280b34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:48:56, skipping insertion in model container [2020-07-21 12:48:56,663 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 12:48:56,663 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-07-21 12:48:56,667 INFO L168 Benchmark]: Toolchain (without parser) took 3172.40 ms. Allocated memory was 138.9 MB in the beginning and 245.9 MB in the end (delta: 107.0 MB). Free memory was 81.6 MB in the beginning and 133.0 MB in the end (delta: -51.4 MB). Peak memory consumption was 63.1 MB. Max. memory is 7.1 GB. [2020-07-21 12:48:56,668 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 138.9 MB. Free memory was 120.7 MB in the beginning and 120.5 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-21 12:48:56,669 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3168.47 ms. Allocated memory was 138.9 MB in the beginning and 245.9 MB in the end (delta: 107.0 MB). Free memory was 81.4 MB in the beginning and 133.0 MB in the end (delta: -51.6 MB). Peak memory consumption was 62.8 MB. Max. memory is 7.1 GB. [2020-07-21 12:48:56,671 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 138.9 MB. Free memory was 120.7 MB in the beginning and 120.5 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 3168.47 ms. Allocated memory was 138.9 MB in the beginning and 245.9 MB in the end (delta: 107.0 MB). Free memory was 81.4 MB in the beginning and 133.0 MB in the end (delta: -51.6 MB). Peak memory consumption was 62.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 11513]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~$Pointer$~X~$Pointer$X~varArgs~~TO~int RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...