/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-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-b7b32d2 [2021-02-21 17:35:01,742 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-21 17:35:01,745 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-21 17:35:01,780 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-02-21 17:35:01,812 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-21 17:35:01,815 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-21 17:35:01,816 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-21 17:35:01,819 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-21 17:35:01,820 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-21 17:35:01,823 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-21 17:35:01,825 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-21 17:35:01,832 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-21 17:35:01,836 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-21 17:35:01,839 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-21 17:35:01,843 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-21 17:35:01,844 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-21 17:35:01,848 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-02-21 17:35:01,856 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-21 17:35:01,857 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-21 17:35:01,858 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-21 17:35:01,862 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 [2021-02-21 17:35:01,888 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-21 17:35:01,889 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-21 17:35:01,890 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-02-21 17:35:01,890 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-02-21 17:35:01,891 INFO L138 SettingsManager]: * Use SBE=true [2021-02-21 17:35:01,891 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-21 17:35:01,891 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-21 17:35:01,891 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-21 17:35:01,892 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-21 17:35:01,892 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-21 17:35:01,892 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-21 17:35:01,892 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-21 17:35:01,892 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-21 17:35:01,893 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-21 17:35:01,893 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-21 17:35:01,893 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-02-21 17:35:01,893 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-21 17:35:01,894 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-21 17:35:01,894 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-21 17:35:01,894 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-02-21 17:35:01,894 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-02-21 17:35:01,894 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-02-21 17:35:01,895 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-02-21 17:35:01,895 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-21 17:35:01,895 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-02-21 17:35:01,895 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-21 17:35:02,276 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-21 17:35:02,307 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-21 17:35:02,311 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-21 17:35:02,312 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-21 17:35:02,313 INFO L275 PluginConnector]: CDTParser initialized [2021-02-21 17:35:02,314 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2021-02-21 17:35:02,397 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cca14c26d/90a67bf6368b4c1cb7f46a9443a04b0b/FLAG1096e6dfb [2021-02-21 17:35:03,859 INFO L306 CDTParser]: Found 1 translation units. [2021-02-21 17:35:03,859 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2021-02-21 17:35:03,972 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cca14c26d/90a67bf6368b4c1cb7f46a9443a04b0b/FLAG1096e6dfb [2021-02-21 17:35:04,408 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cca14c26d/90a67bf6368b4c1cb7f46a9443a04b0b [2021-02-21 17:35:04,412 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-21 17:35:04,425 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-21 17:35:04,429 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-21 17:35:04,429 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-21 17:35:04,434 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-21 17:35:04,435 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.02 05:35:04" (1/1) ... [2021-02-21 17:35:04,437 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3878c7d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 05:35:04, skipping insertion in model container [2021-02-21 17:35:04,437 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.02 05:35:04" (1/1) ... [2021-02-21 17:35:04,446 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-21 17:35:04,846 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-21 17:35:09,117 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: qxl_io_log [2021-02-21 17:35:09,118 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@52ceb37c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 05:35:09, skipping insertion in model container [2021-02-21 17:35:09,118 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-21 17:35:09,118 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-02-21 17:35:09,122 INFO L168 Benchmark]: Toolchain (without parser) took 4704.83 ms. Allocated memory was 153.1 MB in the beginning and 204.5 MB in the end (delta: 51.4 MB). Free memory was 100.2 MB in the beginning and 98.3 MB in the end (delta: 1.9 MB). Peak memory consumption was 55.1 MB. Max. memory is 8.0 GB. [2021-02-21 17:35:09,122 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 153.1 MB. Free memory is still 124.5 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-02-21 17:35:09,124 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4689.44 ms. Allocated memory was 153.1 MB in the beginning and 204.5 MB in the end (delta: 51.4 MB). Free memory was 99.1 MB in the beginning and 98.3 MB in the end (delta: 813.3 kB). Peak memory consumption was 54.1 MB. Max. memory is 8.0 GB. [2021-02-21 17:35:09,126 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 153.1 MB. Free memory is still 124.5 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 4689.44 ms. Allocated memory was 153.1 MB in the beginning and 204.5 MB in the end (delta: 51.4 MB). Free memory was 99.1 MB in the beginning and 98.3 MB in the end (delta: 813.3 kB). Peak memory consumption was 54.1 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8680]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: qxl_io_log RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...