/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 produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options interpolation-heuristic=FIRST --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-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-eb0fd7c [2020-09-21 12:04:32,745 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-21 12:04:32,750 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-21 12:04:32,805 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-21 12:04:32,807 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-21 12:04:32,818 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-21 12:04:32,822 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-21 12:04:32,824 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-21 12:04:32,828 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-21 12:04:32,829 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-21 12:04:32,831 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-21 12:04:32,833 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-21 12:04:32,834 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-21 12:04:32,840 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-21 12:04:32,841 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-21 12:04:32,843 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-21 12:04:32,847 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-21 12:04:32,848 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-21 12:04:32,851 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-21 12:04:32,858 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-21 12:04:32,860 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-21 12:04:32,863 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-21 12:04:32,864 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-21 12:04:32,865 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-21 12:04:32,869 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-21 12:04:32,870 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-21 12:04:32,870 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-21 12:04:32,875 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-21 12:04:32,876 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-21 12:04:32,877 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-21 12:04:32,877 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-21 12:04:32,878 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-21 12:04:32,879 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-21 12:04:32,880 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-21 12:04:32,882 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-21 12:04:32,882 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-21 12:04:32,883 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-21 12:04:32,883 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-21 12:04:32,884 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-21 12:04:32,885 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-21 12:04:32,887 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-21 12:04:32,888 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 [2020-09-21 12:04:32,945 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-21 12:04:32,945 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-21 12:04:32,948 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-21 12:04:32,948 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-21 12:04:32,948 INFO L138 SettingsManager]: * Use SBE=true [2020-09-21 12:04:32,949 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-21 12:04:32,949 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-21 12:04:32,950 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-21 12:04:32,950 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-21 12:04:32,950 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-21 12:04:32,951 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-21 12:04:32,951 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-21 12:04:32,952 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-21 12:04:32,952 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-21 12:04:32,953 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-21 12:04:32,953 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-21 12:04:32,953 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-21 12:04:32,953 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-21 12:04:32,953 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-21 12:04:32,954 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-21 12:04:32,954 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-21 12:04:32,954 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-21 12:04:32,954 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-21 12:04:32,954 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-21 12:04:32,955 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-21 12:04:32,955 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-21 12:04:32,955 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-09-21 12:04:32,955 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 -> produce-proofs=true;produce-unsat-cores=true;interpolation-heuristic=FIRST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;interpolation-heuristic=FIRST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;interpolation-heuristic=FIRST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;interpolation-heuristic=FIRST;log-additional-information=true; [2020-09-21 12:04:33,467 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-21 12:04:33,486 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-21 12:04:33,493 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-21 12:04:33,496 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-21 12:04:33,496 INFO L275 PluginConnector]: CDTParser initialized [2020-09-21 12:04:33,497 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i [2020-09-21 12:04:33,581 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/01e3e1867/2c0ba5810bbd495da6303e6c5e84e2a4/FLAGb6be7b171 [2020-09-21 12:04:34,694 INFO L306 CDTParser]: Found 1 translation units. [2020-09-21 12:04:34,695 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i [2020-09-21 12:04:34,757 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/01e3e1867/2c0ba5810bbd495da6303e6c5e84e2a4/FLAGb6be7b171 [2020-09-21 12:04:34,914 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/01e3e1867/2c0ba5810bbd495da6303e6c5e84e2a4 [2020-09-21 12:04:34,929 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-21 12:04:34,934 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-21 12:04:34,936 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-21 12:04:34,936 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-21 12:04:34,940 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-21 12:04:34,942 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:04:34" (1/1) ... [2020-09-21 12:04:34,946 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54957e86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:04:34, skipping insertion in model container [2020-09-21 12:04:34,947 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:04:34" (1/1) ... [2020-09-21 12:04:34,956 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-21 12:04:35,262 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-21 12:04:39,904 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-09-21 12:04:39,906 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5859f65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:04:39, skipping insertion in model container [2020-09-21 12:04:39,906 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-21 12:04:39,906 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-09-21 12:04:39,911 INFO L168 Benchmark]: Toolchain (without parser) took 4977.49 ms. Allocated memory was 123.2 MB in the beginning and 196.1 MB in the end (delta: 72.9 MB). Free memory was 82.3 MB in the beginning and 113.2 MB in the end (delta: -30.9 MB). Peak memory consumption was 65.4 MB. Max. memory is 7.1 GB. [2020-09-21 12:04:39,912 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 109.6 MB. Free memory was 92.3 MB in the beginning and 92.2 MB in the end (delta: 105.2 kB). Peak memory consumption was 105.2 kB. Max. memory is 7.1 GB. [2020-09-21 12:04:39,914 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4970.79 ms. Allocated memory was 123.2 MB in the beginning and 196.1 MB in the end (delta: 72.9 MB). Free memory was 81.6 MB in the beginning and 113.2 MB in the end (delta: -31.6 MB). Peak memory consumption was 64.7 MB. Max. memory is 7.1 GB. [2020-09-21 12:04:39,916 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 109.6 MB. Free memory was 92.3 MB in the beginning and 92.2 MB in the end (delta: 105.2 kB). Peak memory consumption was 105.2 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 4970.79 ms. Allocated memory was 123.2 MB in the beginning and 196.1 MB in the end (delta: 72.9 MB). Free memory was 81.6 MB in the beginning and 113.2 MB in the end (delta: -31.6 MB). Peak memory consumption was 64.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 12189]: 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...