/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=1000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLEST --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-mutex_drivers-media-usb-au0828-au0828.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-89f541c [2020-08-28 00:04:00,370 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-28 00:04:00,375 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-28 00:04:00,424 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-28 00:04:00,424 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-28 00:04:00,437 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-28 00:04:00,438 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-28 00:04:00,443 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-28 00:04:00,446 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-28 00:04:00,449 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-28 00:04:00,450 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-28 00:04:00,452 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-28 00:04:00,453 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-28 00:04:00,456 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-28 00:04:00,460 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-28 00:04:00,462 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-28 00:04:00,464 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-28 00:04:00,465 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-28 00:04:00,467 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-28 00:04:00,471 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-28 00:04:00,477 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-28 00:04:00,478 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-28 00:04:00,479 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-28 00:04:00,480 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-28 00:04:00,486 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-28 00:04:00,486 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-28 00:04:00,486 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-28 00:04:00,490 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-28 00:04:00,490 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-28 00:04:00,492 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-28 00:04:00,492 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-28 00:04:00,493 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-28 00:04:00,494 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-28 00:04:00,495 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-28 00:04:00,497 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-28 00:04:00,497 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-28 00:04:00,498 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-28 00:04:00,498 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-28 00:04:00,498 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-28 00:04:00,499 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-28 00:04:00,501 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-28 00:04:00,502 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 00:04:00,554 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-28 00:04:00,554 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-28 00:04:00,556 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-28 00:04:00,557 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-28 00:04:00,557 INFO L138 SettingsManager]: * Use SBE=true [2020-08-28 00:04:00,557 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-28 00:04:00,558 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-28 00:04:00,558 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-28 00:04:00,558 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-28 00:04:00,558 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-28 00:04:00,559 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-28 00:04:00,560 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-28 00:04:00,560 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-28 00:04:00,561 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-28 00:04:00,561 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-28 00:04:00,561 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-28 00:04:00,561 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-28 00:04:00,561 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-28 00:04:00,562 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-28 00:04:00,562 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-28 00:04:00,562 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-28 00:04:00,562 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-28 00:04:00,563 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-28 00:04:00,563 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-28 00:04:00,563 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-28 00:04:00,563 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-28 00:04:00,563 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-08-28 00:04:00,564 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=1000;interpolation-heuristic=SMALLEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=1000;interpolation-heuristic=SMALLEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=1000;interpolation-heuristic=SMALLEST;log-additional-information=true; [2020-08-28 00:04:01,027 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-28 00:04:01,044 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-28 00:04:01,051 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-28 00:04:01,053 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-28 00:04:01,053 INFO L275 PluginConnector]: CDTParser initialized [2020-08-28 00:04:01,055 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-au0828-au0828.cil.i [2020-08-28 00:04:01,151 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7581b61a6/74ba5f8e131d44f28f44325151d9e8a7/FLAG6b9948ea6 [2020-08-28 00:04:02,275 INFO L306 CDTParser]: Found 1 translation units. [2020-08-28 00:04:02,276 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-au0828-au0828.cil.i [2020-08-28 00:04:02,336 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7581b61a6/74ba5f8e131d44f28f44325151d9e8a7/FLAG6b9948ea6 [2020-08-28 00:04:02,557 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7581b61a6/74ba5f8e131d44f28f44325151d9e8a7 [2020-08-28 00:04:02,570 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-28 00:04:02,573 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-28 00:04:02,574 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-28 00:04:02,574 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-28 00:04:02,578 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-28 00:04:02,580 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.08 12:04:02" (1/1) ... [2020-08-28 00:04:02,584 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a3fa750 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 12:04:02, skipping insertion in model container [2020-08-28 00:04:02,585 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.08 12:04:02" (1/1) ... [2020-08-28 00:04:02,595 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-28 00:04:02,810 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-28 00:04:08,061 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-08-28 00:04:08,062 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1334b72f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 12:04:08, skipping insertion in model container [2020-08-28 00:04:08,062 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-28 00:04:08,063 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-08-28 00:04:08,067 INFO L168 Benchmark]: Toolchain (without parser) took 5493.09 ms. Allocated memory was 140.5 MB in the beginning and 247.5 MB in the end (delta: 107.0 MB). Free memory was 81.9 MB in the beginning and 100.4 MB in the end (delta: -18.5 MB). Peak memory consumption was 97.3 MB. Max. memory is 7.1 GB. [2020-08-28 00:04:08,068 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 140.5 MB. Free memory was 122.1 MB in the beginning and 121.8 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-08-28 00:04:08,070 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5489.00 ms. Allocated memory was 140.5 MB in the beginning and 247.5 MB in the end (delta: 107.0 MB). Free memory was 81.7 MB in the beginning and 100.4 MB in the end (delta: -18.7 MB). Peak memory consumption was 97.1 MB. Max. memory is 7.1 GB. [2020-08-28 00:04:08,072 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 140.5 MB. Free memory was 122.1 MB in the beginning and 121.8 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 5489.00 ms. Allocated memory was 140.5 MB in the beginning and 247.5 MB in the end (delta: 107.0 MB). Free memory was 81.7 MB in the beginning and 100.4 MB in the end (delta: -18.7 MB). Peak memory consumption was 97.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15339]: 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...