/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-43_2a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-b7b32d2 [2021-02-21 17:37:12,373 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-21 17:37:12,375 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-21 17:37:12,410 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-02-21 17:37:12,410 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-02-21 17:37:12,412 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-02-21 17:37:12,413 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-02-21 17:37:12,416 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-02-21 17:37:12,418 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-02-21 17:37:12,419 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-02-21 17:37:12,420 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-02-21 17:37:12,422 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-02-21 17:37:12,422 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-21 17:37:12,423 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-21 17:37:12,425 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-21 17:37:12,439 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-21 17:37:12,440 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-21 17:37:12,447 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-21 17:37:12,450 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-21 17:37:12,452 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-21 17:37:12,456 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-21 17:37:12,458 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-21 17:37:12,460 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-21 17:37:12,461 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-21 17:37:12,472 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-02-21 17:37:12,490 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-21 17:37:12,491 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-21 17:37:12,492 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-21 17:37:12,493 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 17:37:12,552 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-21 17:37:12,552 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-21 17:37:12,555 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-02-21 17:37:12,555 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-02-21 17:37:12,555 INFO L138 SettingsManager]: * Use SBE=true [2021-02-21 17:37:12,556 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-21 17:37:12,558 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-21 17:37:12,558 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-21 17:37:12,558 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-21 17:37:12,558 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-21 17:37:12,559 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-21 17:37:12,560 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-21 17:37:12,560 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-21 17:37:12,560 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-21 17:37:12,560 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-21 17:37:12,561 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-02-21 17:37:12,561 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-21 17:37:12,561 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-21 17:37:12,561 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-21 17:37:12,562 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-02-21 17:37:12,562 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-02-21 17:37:12,562 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-02-21 17:37:12,562 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-02-21 17:37:12,562 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-21 17:37:12,563 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-02-21 17:37:12,563 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-21 17:37:12,964 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-21 17:37:12,989 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-21 17:37:12,993 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-21 17:37:12,994 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-21 17:37:12,995 INFO L275 PluginConnector]: CDTParser initialized [2021-02-21 17:37:12,996 INFO L432 ainManager$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-43_2a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2021-02-21 17:37:13,065 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b275c36c/1309abdb063e45bfb42f3d5e5e75f53c/FLAG95c5c08a4 [2021-02-21 17:37:14,416 INFO L306 CDTParser]: Found 1 translation units. [2021-02-21 17:37:14,419 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2021-02-21 17:37:14,498 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b275c36c/1309abdb063e45bfb42f3d5e5e75f53c/FLAG95c5c08a4 [2021-02-21 17:37:14,625 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b275c36c/1309abdb063e45bfb42f3d5e5e75f53c [2021-02-21 17:37:14,628 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-21 17:37:14,642 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-21 17:37:14,644 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-21 17:37:14,644 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-21 17:37:14,648 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-21 17:37:14,649 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.02 05:37:14" (1/1) ... [2021-02-21 17:37:14,650 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bc0c12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 05:37:14, skipping insertion in model container [2021-02-21 17:37:14,650 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.02 05:37:14" (1/1) ... [2021-02-21 17:37:14,659 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-21 17:37:14,941 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-21 17:37:18,472 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 17:37:18,473 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@f61b1b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 05:37:18, skipping insertion in model container [2021-02-21 17:37:18,474 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-21 17:37:18,474 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-02-21 17:37:18,477 INFO L168 Benchmark]: Toolchain (without parser) took 3845.41 ms. Allocated memory was 154.1 MB in the beginning and 202.4 MB in the end (delta: 48.2 MB). Free memory was 107.2 MB in the beginning and 146.4 MB in the end (delta: -39.2 MB). Peak memory consumption was 47.1 MB. Max. memory is 8.0 GB. [2021-02-21 17:37:18,478 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 154.1 MB. Free memory is still 126.4 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-02-21 17:37:18,479 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3830.21 ms. Allocated memory was 154.1 MB in the beginning and 202.4 MB in the end (delta: 48.2 MB). Free memory was 106.1 MB in the beginning and 146.4 MB in the end (delta: -40.3 MB). Peak memory consumption was 46.1 MB. Max. memory is 8.0 GB. [2021-02-21 17:37:18,482 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 154.1 MB. Free memory is still 126.4 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 3830.21 ms. Allocated memory was 154.1 MB in the beginning and 202.4 MB in the end (delta: 48.2 MB). Free memory was 106.1 MB in the beginning and 146.4 MB in the end (delta: -40.3 MB). Peak memory consumption was 46.1 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8486]: 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...