./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 20ed64ec Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 99406451f7f05ebd9ee66f714a740029a2b13870 .............................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 99406451f7f05ebd9ee66f714a740029a2b13870 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Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-20ed64e [2021-08-26 19:16:02,642 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-26 19:16:02,645 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-26 19:16:02,676 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-26 19:16:02,677 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-26 19:16:02,679 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-26 19:16:02,681 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-26 19:16:02,684 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-26 19:16:02,686 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-26 19:16:02,690 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-26 19:16:02,695 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-26 19:16:02,698 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-26 19:16:02,698 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-26 19:16:02,700 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-26 19:16:02,702 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-26 19:16:02,704 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-26 19:16:02,705 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-26 19:16:02,705 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-26 19:16:02,707 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-26 19:16:02,712 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-26 19:16:02,713 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-26 19:16:02,714 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-26 19:16:02,715 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-26 19:16:02,716 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-26 19:16:02,720 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-26 19:16:02,721 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-26 19:16:02,721 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-26 19:16:02,722 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-26 19:16:02,723 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-26 19:16:02,723 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-26 19:16:02,723 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-26 19:16:02,724 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-26 19:16:02,725 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-26 19:16:02,726 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-26 19:16:02,727 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-26 19:16:02,727 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-26 19:16:02,727 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-26 19:16:02,728 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-26 19:16:02,728 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-26 19:16:02,729 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-26 19:16:02,729 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-26 19:16:02,733 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-08-26 19:16:02,763 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-26 19:16:02,764 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-26 19:16:02,765 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-26 19:16:02,765 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-26 19:16:02,766 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-26 19:16:02,767 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-26 19:16:02,767 INFO L138 SettingsManager]: * Use SBE=true [2021-08-26 19:16:02,767 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-26 19:16:02,767 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-26 19:16:02,767 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-26 19:16:02,768 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-26 19:16:02,768 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-26 19:16:02,768 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-26 19:16:02,768 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-26 19:16:02,769 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-26 19:16:02,769 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-26 19:16:02,769 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-26 19:16:02,769 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-26 19:16:02,769 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-26 19:16:02,769 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-26 19:16:02,769 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-26 19:16:02,770 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-26 19:16:02,770 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-26 19:16:02,770 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-26 19:16:02,770 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-26 19:16:02,770 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-26 19:16:02,770 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-26 19:16:02,770 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 99406451f7f05ebd9ee66f714a740029a2b13870 [2021-08-26 19:16:03,031 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-26 19:16:03,046 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-26 19:16:03,048 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-26 19:16:03,049 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-26 19:16:03,049 INFO L275 PluginConnector]: CDTParser initialized [2021-08-26 19:16:03,050 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2021-08-26 19:16:03,117 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16b273224/2063cbb1fa27489ca7da2349f3e437d2/FLAGefad53c4e [2021-08-26 19:16:03,903 INFO L306 CDTParser]: Found 1 translation units. [2021-08-26 19:16:03,904 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2021-08-26 19:16:04,014 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16b273224/2063cbb1fa27489ca7da2349f3e437d2/FLAGefad53c4e [2021-08-26 19:16:04,081 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16b273224/2063cbb1fa27489ca7da2349f3e437d2 [2021-08-26 19:16:04,083 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-26 19:16:04,085 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-26 19:16:04,088 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-26 19:16:04,088 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-26 19:16:04,090 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-26 19:16:04,091 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 07:16:04" (1/1) ... [2021-08-26 19:16:04,091 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e86654f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 07:16:04, skipping insertion in model container [2021-08-26 19:16:04,092 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 07:16:04" (1/1) ... [2021-08-26 19:16:04,097 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-26 19:16:04,237 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-26 19:16:06,748 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: qxl_io_log [2021-08-26 19:16:06,748 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1be89fb0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 07:16:06, skipping insertion in model container [2021-08-26 19:16:06,748 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-26 19:16:06,749 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-08-26 19:16:06,750 INFO L168 Benchmark]: Toolchain (without parser) took 2664.80 ms. Allocated memory was 75.5 MB in the beginning and 102.8 MB in the end (delta: 27.3 MB). Free memory was 44.3 MB in the beginning and 47.9 MB in the end (delta: -3.6 MB). Peak memory consumption was 41.1 MB. Max. memory is 16.1 GB. [2021-08-26 19:16:06,751 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 48.2 MB. Free memory was 30.6 MB in the beginning and 30.5 MB in the end (delta: 33.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-26 19:16:06,751 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2661.22 ms. Allocated memory was 75.5 MB in the beginning and 102.8 MB in the end (delta: 27.3 MB). Free memory was 44.2 MB in the beginning and 47.9 MB in the end (delta: -3.7 MB). Peak memory consumption was 41.1 MB. Max. memory is 16.1 GB. [2021-08-26 19:16:06,752 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 48.2 MB. Free memory was 30.6 MB in the beginning and 30.5 MB in the end (delta: 33.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2661.22 ms. Allocated memory was 75.5 MB in the beginning and 102.8 MB in the end (delta: 27.3 MB). Free memory was 44.2 MB in the beginning and 47.9 MB in the end (delta: -3.7 MB). Peak memory consumption was 41.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8490]: 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... ### Bit-precise run ### This is Ultimate 0.2.1-dev-20ed64e [2021-08-26 19:16:08,466 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-26 19:16:08,469 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-26 19:16:08,515 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-26 19:16:08,515 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-26 19:16:08,518 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-26 19:16:08,520 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-26 19:16:08,525 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-26 19:16:08,527 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-26 19:16:08,531 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-26 19:16:08,532 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-26 19:16:08,536 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-26 19:16:08,536 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-26 19:16:08,538 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-26 19:16:08,540 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-26 19:16:08,543 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-26 19:16:08,543 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-26 19:16:08,544 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-26 19:16:08,546 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-26 19:16:08,551 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-26 19:16:08,552 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-26 19:16:08,553 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-26 19:16:08,554 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-26 19:16:08,555 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-26 19:16:08,560 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-26 19:16:08,560 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-26 19:16:08,561 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-26 19:16:08,562 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-26 19:16:08,562 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-26 19:16:08,563 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-26 19:16:08,563 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-26 19:16:08,565 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-26 19:16:08,567 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-26 19:16:08,567 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-26 19:16:08,568 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-26 19:16:08,568 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-26 19:16:08,569 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-26 19:16:08,569 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-26 19:16:08,569 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-26 19:16:08,570 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-26 19:16:08,571 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-26 19:16:08,574 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-08-26 19:16:08,602 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-26 19:16:08,602 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-26 19:16:08,603 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-26 19:16:08,603 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-26 19:16:08,605 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-26 19:16:08,605 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-26 19:16:08,605 INFO L138 SettingsManager]: * Use SBE=true [2021-08-26 19:16:08,606 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-26 19:16:08,606 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-26 19:16:08,606 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-26 19:16:08,607 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-26 19:16:08,607 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-26 19:16:08,607 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-08-26 19:16:08,607 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-08-26 19:16:08,607 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-26 19:16:08,607 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-26 19:16:08,607 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-26 19:16:08,608 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-26 19:16:08,608 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-26 19:16:08,608 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-26 19:16:08,608 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-26 19:16:08,608 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-26 19:16:08,608 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-26 19:16:08,608 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-26 19:16:08,609 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-08-26 19:16:08,609 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-08-26 19:16:08,609 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-26 19:16:08,609 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-26 19:16:08,609 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-08-26 19:16:08,609 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 99406451f7f05ebd9ee66f714a740029a2b13870 [2021-08-26 19:16:08,916 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-26 19:16:08,939 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-26 19:16:08,941 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-26 19:16:08,941 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-26 19:16:08,942 INFO L275 PluginConnector]: CDTParser initialized [2021-08-26 19:16:08,943 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2021-08-26 19:16:08,984 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/157fe791c/6bb776ec0d6e498db8bfa4cc1edd6fb9/FLAG257a642bd [2021-08-26 19:16:09,802 INFO L306 CDTParser]: Found 1 translation units. [2021-08-26 19:16:09,803 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2021-08-26 19:16:09,860 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/157fe791c/6bb776ec0d6e498db8bfa4cc1edd6fb9/FLAG257a642bd [2021-08-26 19:16:10,021 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/157fe791c/6bb776ec0d6e498db8bfa4cc1edd6fb9 [2021-08-26 19:16:10,023 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-26 19:16:10,024 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-26 19:16:10,026 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-26 19:16:10,026 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-26 19:16:10,028 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-26 19:16:10,029 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 07:16:10" (1/1) ... [2021-08-26 19:16:10,030 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fff8b61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 07:16:10, skipping insertion in model container [2021-08-26 19:16:10,030 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 07:16:10" (1/1) ... [2021-08-26 19:16:10,034 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-26 19:16:10,183 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-26 19:16:12,768 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: qxl_io_log [2021-08-26 19:16:12,769 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@55bd31eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 07:16:12, skipping insertion in model container [2021-08-26 19:16:12,769 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-26 19:16:12,769 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-08-26 19:16:12,771 INFO L168 Benchmark]: Toolchain (without parser) took 2746.05 ms. Allocated memory was 60.8 MB in the beginning and 161.5 MB in the end (delta: 100.7 MB). Free memory was 29.5 MB in the beginning and 90.0 MB in the end (delta: -60.5 MB). Peak memory consumption was 41.2 MB. Max. memory is 16.1 GB. [2021-08-26 19:16:12,771 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 60.8 MB. Free memory was 43.4 MB in the beginning and 43.4 MB in the end (delta: 38.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-26 19:16:12,772 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2743.36 ms. Allocated memory was 60.8 MB in the beginning and 161.5 MB in the end (delta: 100.7 MB). Free memory was 29.3 MB in the beginning and 90.0 MB in the end (delta: -60.7 MB). Peak memory consumption was 41.2 MB. Max. memory is 16.1 GB. [2021-08-26 19:16:12,773 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 60.8 MB. Free memory was 43.4 MB in the beginning and 43.4 MB in the end (delta: 38.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2743.36 ms. Allocated memory was 60.8 MB in the beginning and 161.5 MB in the end (delta: 100.7 MB). Free memory was 29.3 MB in the beginning and 90.0 MB in the end (delta: -60.7 MB). Peak memory consumption was 41.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8490]: 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...