/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-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-au0828-au0828.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-20 12:59:15,038 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-20 12:59:15,041 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-20 12:59:15,058 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-20 12:59:15,059 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-20 12:59:15,060 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-20 12:59:15,061 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-20 12:59:15,063 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-20 12:59:15,065 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-20 12:59:15,066 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-20 12:59:15,067 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-20 12:59:15,068 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-20 12:59:15,068 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-20 12:59:15,069 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-20 12:59:15,070 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-20 12:59:15,071 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-20 12:59:15,072 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-20 12:59:15,073 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-20 12:59:15,075 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-20 12:59:15,077 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-20 12:59:15,079 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-20 12:59:15,080 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-20 12:59:15,081 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-20 12:59:15,082 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-20 12:59:15,084 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-20 12:59:15,092 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-20 12:59:15,093 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-20 12:59:15,094 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-20 12:59:15,095 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 [2020-07-20 12:59:15,109 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-20 12:59:15,109 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-20 12:59:15,111 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-20 12:59:15,111 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-20 12:59:15,111 INFO L138 SettingsManager]: * Use SBE=true [2020-07-20 12:59:15,111 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-20 12:59:15,112 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-20 12:59:15,112 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-20 12:59:15,112 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-20 12:59:15,112 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-20 12:59:15,112 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-20 12:59:15,113 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-20 12:59:15,113 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-20 12:59:15,113 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-20 12:59:15,113 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-20 12:59:15,113 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-20 12:59:15,114 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-20 12:59:15,114 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-20 12:59:15,114 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 12:59:15,114 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-20 12:59:15,114 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-20 12:59:15,115 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-20 12:59:15,115 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-20 12:59:15,115 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 12:59:15,115 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-20 12:59:15,115 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-20 12:59:15,116 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-20 12:59:15,116 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 [2020-07-20 12:59:15,386 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-20 12:59:15,400 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-20 12:59:15,403 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-20 12:59:15,404 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-20 12:59:15,405 INFO L275 PluginConnector]: CDTParser initialized [2020-07-20 12:59:15,406 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-au0828-au0828.cil.i [2020-07-20 12:59:15,474 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee037b864/9813fb123c104b9b98daa6f1d9d6aa47/FLAG071b34a1e [2020-07-20 12:59:16,478 INFO L306 CDTParser]: Found 1 translation units. [2020-07-20 12:59:16,479 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-au0828-au0828.cil.i [2020-07-20 12:59:16,541 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee037b864/9813fb123c104b9b98daa6f1d9d6aa47/FLAG071b34a1e [2020-07-20 12:59:16,775 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee037b864/9813fb123c104b9b98daa6f1d9d6aa47 [2020-07-20 12:59:16,785 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-20 12:59:16,789 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-20 12:59:16,790 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-20 12:59:16,790 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-20 12:59:16,794 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-20 12:59:16,795 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 12:59:16" (1/1) ... [2020-07-20 12:59:16,798 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e556dba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:59:16, skipping insertion in model container [2020-07-20 12:59:16,798 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 12:59:16" (1/1) ... [2020-07-20 12:59:16,806 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-20 12:59:17,043 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-20 12:59:21,189 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-07-20 12:59:21,190 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1383ad29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:59:21, skipping insertion in model container [2020-07-20 12:59:21,190 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-20 12:59:21,191 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-07-20 12:59:21,194 INFO L168 Benchmark]: Toolchain (without parser) took 4405.59 ms. Allocated memory was 137.9 MB in the beginning and 251.7 MB in the end (delta: 113.8 MB). Free memory was 80.3 MB in the beginning and 101.4 MB in the end (delta: -21.0 MB). Peak memory consumption was 98.0 MB. Max. memory is 7.1 GB. [2020-07-20 12:59:21,195 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 137.9 MB. Free memory is still 120.6 MB. There was no memory consumed. Max. memory is 7.1 GB. [2020-07-20 12:59:21,196 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4400.46 ms. Allocated memory was 137.9 MB in the beginning and 251.7 MB in the end (delta: 113.8 MB). Free memory was 80.3 MB in the beginning and 101.4 MB in the end (delta: -21.0 MB). Peak memory consumption was 98.0 MB. Max. memory is 7.1 GB. [2020-07-20 12:59:21,198 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 137.9 MB. Free memory is still 120.6 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 4400.46 ms. Allocated memory was 137.9 MB in the beginning and 251.7 MB in the end (delta: 113.8 MB). Free memory was 80.3 MB in the beginning and 101.4 MB in the end (delta: -21.0 MB). Peak memory consumption was 98.0 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...