/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/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.8 --traceabstraction.additional.smt.options log-additional-information=true -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--block--DAC960.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-89f541c [2020-08-28 04:24:40,540 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-28 04:24:40,545 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-28 04:24:40,571 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-28 04:24:40,571 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-28 04:24:40,573 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-28 04:24:40,574 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-28 04:24:40,577 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-28 04:24:40,578 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-28 04:24:40,580 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-28 04:24:40,581 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-28 04:24:40,582 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-28 04:24:40,583 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-28 04:24:40,584 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-28 04:24:40,585 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-28 04:24:40,587 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-28 04:24:40,589 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-28 04:24:40,591 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-28 04:24:40,595 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-28 04:24:40,597 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-28 04:24:40,602 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-28 04:24:40,605 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-28 04:24:40,607 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-28 04:24:40,608 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-28 04:24:40,614 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-28 04:24:40,615 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-28 04:24:40,615 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-28 04:24:40,619 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-28 04:24:40,620 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-28 04:24:40,623 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-28 04:24:40,623 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-28 04:24:40,625 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-28 04:24:40,626 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-28 04:24:40,626 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-28 04:24:40,628 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-28 04:24:40,628 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-28 04:24:40,629 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-28 04:24:40,630 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-28 04:24:40,630 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-28 04:24:40,631 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-28 04:24:40,642 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-28 04:24:40,648 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-08-28 04:24:40,696 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-28 04:24:40,697 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-28 04:24:40,699 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-28 04:24:40,700 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-28 04:24:40,700 INFO L138 SettingsManager]: * Use SBE=true [2020-08-28 04:24:40,700 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-28 04:24:40,700 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-28 04:24:40,701 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-28 04:24:40,701 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-28 04:24:40,701 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-28 04:24:40,702 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-28 04:24:40,702 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-28 04:24:40,703 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-28 04:24:40,703 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-28 04:24:40,703 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-28 04:24:40,704 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-28 04:24:40,704 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-28 04:24:40,704 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-28 04:24:40,704 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-28 04:24:40,704 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-28 04:24:40,705 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-28 04:24:40,705 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-28 04:24:40,705 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-28 04:24:40,705 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-28 04:24:40,705 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-28 04:24:40,706 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-28 04:24:40,706 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-08-28 04:24:40,706 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 -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.8;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.8;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.8;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.8;log-additional-information=true; [2020-08-28 04:24:41,271 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-28 04:24:41,289 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-28 04:24:41,293 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-28 04:24:41,295 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-28 04:24:41,295 INFO L275 PluginConnector]: CDTParser initialized [2020-08-28 04:24:41,297 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--block--DAC960.ko-entry_point.cil.out.i [2020-08-28 04:24:41,382 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f7adb74d2/d397f431d24940b9ae713505a9186b49/FLAG116acdd41 [2020-08-28 04:24:42,545 INFO L306 CDTParser]: Found 1 translation units. [2020-08-28 04:24:42,548 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--block--DAC960.ko-entry_point.cil.out.i [2020-08-28 04:24:42,623 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f7adb74d2/d397f431d24940b9ae713505a9186b49/FLAG116acdd41 [2020-08-28 04:24:42,762 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f7adb74d2/d397f431d24940b9ae713505a9186b49 [2020-08-28 04:24:42,778 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-28 04:24:42,783 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-28 04:24:42,786 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-28 04:24:42,787 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-28 04:24:42,791 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-28 04:24:42,793 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.08 04:24:42" (1/1) ... [2020-08-28 04:24:42,798 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@542c612f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 04:24:42, skipping insertion in model container [2020-08-28 04:24:42,799 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.08 04:24:42" (1/1) ... [2020-08-28 04:24:42,809 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-28 04:24:43,018 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-28 04:24:46,029 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-08-28 04:24:46,031 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@39ed4517 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 04:24:46, skipping insertion in model container [2020-08-28 04:24:46,031 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-28 04:24:46,032 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-08-28 04:24:46,036 INFO L168 Benchmark]: Toolchain (without parser) took 3253.86 ms. Allocated memory was 141.6 MB in the beginning and 248.0 MB in the end (delta: 106.4 MB). Free memory was 82.7 MB in the beginning and 146.4 MB in the end (delta: -63.8 MB). Peak memory consumption was 51.6 MB. Max. memory is 7.1 GB. [2020-08-28 04:24:46,037 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 141.6 MB. Free memory was 121.8 MB in the beginning and 121.4 MB in the end (delta: 419.4 kB). Peak memory consumption was 419.4 kB. Max. memory is 7.1 GB. [2020-08-28 04:24:46,039 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3245.25 ms. Allocated memory was 141.6 MB in the beginning and 248.0 MB in the end (delta: 106.4 MB). Free memory was 82.7 MB in the beginning and 146.4 MB in the end (delta: -63.8 MB). Peak memory consumption was 51.6 MB. Max. memory is 7.1 GB. [2020-08-28 04:24:46,042 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 141.6 MB. Free memory was 121.8 MB in the beginning and 121.4 MB in the end (delta: 419.4 kB). Peak memory consumption was 419.4 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 3245.25 ms. Allocated memory was 141.6 MB in the beginning and 248.0 MB in the end (delta: 106.4 MB). Free memory was 82.7 MB in the beginning and 146.4 MB in the end (delta: -63.8 MB). Peak memory consumption was 51.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 7507]: Unsupported Syntax we need to generalize this to nested and/or variable length arrays RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...