/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -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-mutex_drivers-media-pci-bt8xx-bttv.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-7d8eed3 [2020-11-06 23:38:39,763 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-06 23:38:39,769 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-06 23:38:39,803 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2020-11-06 23:38:39,855 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 [2020-11-06 23:38:39,882 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-06 23:38:39,883 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-06 23:38:39,884 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-06 23:38:39,885 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-06 23:38:39,885 INFO L138 SettingsManager]: * Use SBE=true [2020-11-06 23:38:39,885 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-06 23:38:39,886 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-06 23:38:39,886 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-06 23:38:39,886 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-06 23:38:39,886 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-06 23:38:39,887 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-06 23:38:39,887 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-06 23:38:39,887 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-06 23:38:39,887 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-06 23:38:39,887 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-06 23:38:39,888 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-06 23:38:39,888 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-06 23:38:39,888 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-06 23:38:39,888 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-06 23:38:39,888 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-06 23:38:39,889 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-06 23:38:39,889 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-06 23:38:39,889 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-06 23:38:39,889 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-06 23:38:39,889 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-06 23:38:39,890 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-06 23:38:39,890 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-06 23:38:39,890 INFO L138 SettingsManager]: * To the following directory=dump/ WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-11-06 23:38:40,230 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-06 23:38:40,258 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-06 23:38:40,263 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-06 23:38:40,264 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-06 23:38:40,267 INFO L275 PluginConnector]: CDTParser initialized [2020-11-06 23:38:40,268 INFO L432 ainManager$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-mutex_drivers-media-pci-bt8xx-bttv.cil.i [2020-11-06 23:38:40,352 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/45f3c23fd/a580da3000e541bcbaad790cf65f0d18/FLAG6ed0857e5 [2020-11-06 23:38:41,962 INFO L306 CDTParser]: Found 1 translation units. [2020-11-06 23:38:41,997 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-bt8xx-bttv.cil.i [2020-11-06 23:38:42,106 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/45f3c23fd/a580da3000e541bcbaad790cf65f0d18/FLAG6ed0857e5 [2020-11-06 23:38:42,405 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/45f3c23fd/a580da3000e541bcbaad790cf65f0d18 [2020-11-06 23:38:42,408 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-06 23:38:42,415 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-11-06 23:38:42,417 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-06 23:38:42,417 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-06 23:38:42,421 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-06 23:38:42,422 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:38:42" (1/1) ... [2020-11-06 23:38:42,425 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e1d9d9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:38:42, skipping insertion in model container [2020-11-06 23:38:42,425 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:38:42" (1/1) ... [2020-11-06 23:38:42,434 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-06 23:38:42,696 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-06 23:38:46,447 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-06 23:38:46,447 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@54af97a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:38:46, skipping insertion in model container [2020-11-06 23:38:46,448 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-06 23:38:46,448 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-06 23:38:46,451 INFO L168 Benchmark]: Toolchain (without parser) took 4039.77 ms. Allocated memory is still 219.2 MB. Free memory was 185.1 MB in the beginning and 132.9 MB in the end (delta: 52.2 MB). Peak memory consumption was 61.1 MB. Max. memory is 8.0 GB. [2020-11-06 23:38:46,452 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 158.3 MB. Free memory is still 130.6 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-11-06 23:38:46,453 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4031.55 ms. Allocated memory is still 219.2 MB. Free memory was 184.2 MB in the beginning and 132.9 MB in the end (delta: 51.3 MB). Peak memory consumption was 60.0 MB. Max. memory is 8.0 GB. [2020-11-06 23:38:46,455 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 158.3 MB. Free memory is still 130.6 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 4031.55 ms. Allocated memory is still 219.2 MB. Free memory was 184.2 MB in the beginning and 132.9 MB in the end (delta: 51.3 MB). Peak memory consumption was 60.0 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8703]: 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...