/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-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx25821-cx25821.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-20 12:59:36,234 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-20 12:59:36,237 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-20 12:59:36,255 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-20 12:59:36,255 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-20 12:59:36,257 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-20 12:59:36,259 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-20 12:59:36,260 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-20 12:59:36,263 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-20 12:59:36,263 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-20 12:59:36,264 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-20 12:59:36,265 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-20 12:59:36,266 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-20 12:59:36,267 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-20 12:59:36,268 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-20 12:59:36,269 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-20 12:59:36,270 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-20 12:59:36,271 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-20 12:59:36,272 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-20 12:59:36,274 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-20 12:59:36,278 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-20 12:59:36,279 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-20 12:59:36,283 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-20 12:59:36,284 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-20 12:59:36,289 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-20 12:59:36,301 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-20 12:59:36,304 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-20 12:59:36,305 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-20 12:59:36,306 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 12:59:36,331 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-20 12:59:36,331 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-20 12:59:36,333 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-20 12:59:36,334 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-20 12:59:36,334 INFO L138 SettingsManager]: * Use SBE=true [2020-07-20 12:59:36,334 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-20 12:59:36,334 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-20 12:59:36,335 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-20 12:59:36,335 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-20 12:59:36,335 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-20 12:59:36,336 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-20 12:59:36,336 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-20 12:59:36,337 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-20 12:59:36,337 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-20 12:59:36,337 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-20 12:59:36,338 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-20 12:59:36,338 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-20 12:59:36,338 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-20 12:59:36,338 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 12:59:36,338 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-20 12:59:36,339 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-20 12:59:36,339 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-20 12:59:36,339 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-20 12:59:36,339 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 12:59:36,339 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-20 12:59:36,340 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-20 12:59:36,340 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-20 12:59:36,340 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 12:59:36,641 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-20 12:59:36,655 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-20 12:59:36,658 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-20 12:59:36,659 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-20 12:59:36,660 INFO L275 PluginConnector]: CDTParser initialized [2020-07-20 12:59:36,660 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx25821-cx25821.cil.i [2020-07-20 12:59:36,739 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7144ebb38/ce9e961eca524ad4938e633d8a954ebc/FLAG36e330e13 [2020-07-20 12:59:37,716 INFO L306 CDTParser]: Found 1 translation units. [2020-07-20 12:59:37,717 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx25821-cx25821.cil.i [2020-07-20 12:59:37,779 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7144ebb38/ce9e961eca524ad4938e633d8a954ebc/FLAG36e330e13 [2020-07-20 12:59:38,191 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7144ebb38/ce9e961eca524ad4938e633d8a954ebc [2020-07-20 12:59:38,199 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-20 12:59:38,201 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-20 12:59:38,202 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-20 12:59:38,203 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-20 12:59:38,206 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-20 12:59:38,207 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 12:59:38" (1/1) ... [2020-07-20 12:59:38,210 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b251c96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:59:38, skipping insertion in model container [2020-07-20 12:59:38,210 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 12:59:38" (1/1) ... [2020-07-20 12:59:38,218 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-20 12:59:38,471 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-20 12:59:42,458 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-07-20 12:59:42,460 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2b81f101 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:59:42, skipping insertion in model container [2020-07-20 12:59:42,460 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-20 12:59:42,461 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-07-20 12:59:42,467 INFO L168 Benchmark]: Toolchain (without parser) took 4262.26 ms. Allocated memory was 144.7 MB in the beginning and 271.6 MB in the end (delta: 126.9 MB). Free memory was 80.7 MB in the beginning and 218.5 MB in the end (delta: -137.8 MB). Peak memory consumption was 115.8 MB. Max. memory is 7.1 GB. [2020-07-20 12:59:42,468 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 144.7 MB. Free memory was 120.8 MB in the beginning and 120.6 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2020-07-20 12:59:42,472 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4258.45 ms. Allocated memory was 144.7 MB in the beginning and 271.6 MB in the end (delta: 126.9 MB). Free memory was 80.5 MB in the beginning and 218.5 MB in the end (delta: -138.1 MB). Peak memory consumption was 115.6 MB. Max. memory is 7.1 GB. [2020-07-20 12:59:42,479 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 144.7 MB. Free memory was 120.8 MB in the beginning and 120.6 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 4258.45 ms. Allocated memory was 144.7 MB in the beginning and 271.6 MB in the end (delta: 126.9 MB). Free memory was 80.5 MB in the beginning and 218.5 MB in the end (delta: -138.1 MB). Peak memory consumption was 115.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 13432]: 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...