./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--qxl--qxl.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9c1b5966 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-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--qxl--qxl.ko.cil.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 6f05ad4c97f71fa9e89dac2fd93f5c7726380baa4579c5c6ea613c2215c664da .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--qxl--qxl.ko.cil.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 6f05ad4c97f71fa9e89dac2fd93f5c7726380baa4579c5c6ea613c2215c664da ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9c1b596 [2021-10-31 08:20:52,861 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-31 08:20:52,863 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-31 08:20:52,881 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-31 08:20:52,881 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-31 08:20:52,882 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-31 08:20:52,883 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-31 08:20:52,884 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-31 08:20:52,885 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-31 08:20:52,886 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-31 08:20:52,887 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-31 08:20:52,887 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-31 08:20:52,888 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-31 08:20:52,888 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-31 08:20:52,889 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-31 08:20:52,890 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-31 08:20:52,890 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-31 08:20:52,891 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-31 08:20:52,892 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-31 08:20:52,893 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-31 08:20:52,894 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-31 08:20:52,895 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-31 08:20:52,896 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-31 08:20:52,896 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-31 08:20:52,898 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-31 08:20:52,898 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-31 08:20:52,899 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-31 08:20:52,899 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-31 08:20:52,900 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-31 08:20:52,900 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-31 08:20:52,900 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-31 08:20:52,901 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-31 08:20:52,901 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-31 08:20:52,902 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-31 08:20:52,903 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-31 08:20:52,903 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-31 08:20:52,903 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-31 08:20:52,903 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-31 08:20:52,904 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-31 08:20:52,904 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-31 08:20:52,905 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-31 08:20:52,905 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-10-31 08:20:52,919 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-31 08:20:52,920 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-31 08:20:52,920 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-31 08:20:52,920 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-31 08:20:52,921 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-31 08:20:52,921 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-31 08:20:52,921 INFO L138 SettingsManager]: * Use SBE=true [2021-10-31 08:20:52,922 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-31 08:20:52,922 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-31 08:20:52,922 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-31 08:20:52,922 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-31 08:20:52,922 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-31 08:20:52,923 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-31 08:20:52,923 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-31 08:20:52,923 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-31 08:20:52,923 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-31 08:20:52,923 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-31 08:20:52,923 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-31 08:20:52,924 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-31 08:20:52,924 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-31 08:20:52,924 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-31 08:20:52,924 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-31 08:20:52,924 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-31 08:20:52,925 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-31 08:20:52,925 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-31 08:20:52,925 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-31 08:20:52,925 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-31 08:20:52,925 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-31 08:20:52,925 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-31 08:20:52,926 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6f05ad4c97f71fa9e89dac2fd93f5c7726380baa4579c5c6ea613c2215c664da [2021-10-31 08:20:53,129 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-31 08:20:53,151 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-31 08:20:53,153 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-31 08:20:53,154 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-31 08:20:53,156 INFO L275 PluginConnector]: CDTParser initialized [2021-10-31 08:20:53,157 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--qxl--qxl.ko.cil.i [2021-10-31 08:20:53,213 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b16d39d21/311603ce282647efb1a02fe7af253d18/FLAG425dab1c1 [2021-10-31 08:20:54,022 INFO L306 CDTParser]: Found 1 translation units. [2021-10-31 08:20:54,022 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--qxl--qxl.ko.cil.i [2021-10-31 08:20:54,086 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b16d39d21/311603ce282647efb1a02fe7af253d18/FLAG425dab1c1 [2021-10-31 08:20:54,463 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b16d39d21/311603ce282647efb1a02fe7af253d18 [2021-10-31 08:20:54,465 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-31 08:20:54,466 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-31 08:20:54,467 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-31 08:20:54,467 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-31 08:20:54,470 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-31 08:20:54,470 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 08:20:54" (1/1) ... [2021-10-31 08:20:54,471 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73c4136e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 08:20:54, skipping insertion in model container [2021-10-31 08:20:54,471 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 08:20:54" (1/1) ... [2021-10-31 08:20:54,475 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-31 08:20:54,624 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-31 08:20:59,019 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: qxl_io_log [2021-10-31 08:20:59,020 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4d9fcc5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 08:20:59, skipping insertion in model container [2021-10-31 08:20:59,020 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-31 08:20:59,021 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-31 08:20:59,022 INFO L168 Benchmark]: Toolchain (without parser) took 4554.79 ms. Allocated memory was 121.6 MB in the beginning and 190.8 MB in the end (delta: 69.2 MB). Free memory was 78.3 MB in the beginning and 129.4 MB in the end (delta: -51.1 MB). Peak memory consumption was 77.5 MB. Max. memory is 16.1 GB. [2021-10-31 08:20:59,024 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 121.6 MB. Free memory was 93.2 MB in the beginning and 93.2 MB in the end (delta: 21.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-31 08:20:59,026 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4553.28 ms. Allocated memory was 121.6 MB in the beginning and 190.8 MB in the end (delta: 69.2 MB). Free memory was 78.3 MB in the beginning and 129.4 MB in the end (delta: -51.1 MB). Peak memory consumption was 77.5 MB. Max. memory is 16.1 GB. [2021-10-31 08:20:59,028 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 121.6 MB. Free memory was 93.2 MB in the beginning and 93.2 MB in the end (delta: 21.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4553.28 ms. Allocated memory was 121.6 MB in the beginning and 190.8 MB in the end (delta: 69.2 MB). Free memory was 78.3 MB in the beginning and 129.4 MB in the end (delta: -51.1 MB). Peak memory consumption was 77.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 11721]: 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-9c1b596 [2021-10-31 08:21:00,686 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-31 08:21:00,688 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-31 08:21:00,714 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-31 08:21:00,714 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-31 08:21:00,715 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-31 08:21:00,716 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-31 08:21:00,717 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-31 08:21:00,718 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-31 08:21:00,719 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-31 08:21:00,720 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-31 08:21:00,720 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-31 08:21:00,721 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-31 08:21:00,721 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-31 08:21:00,722 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-31 08:21:00,723 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-31 08:21:00,723 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-31 08:21:00,724 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-31 08:21:00,725 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-31 08:21:00,726 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-31 08:21:00,727 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-31 08:21:00,728 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-31 08:21:00,729 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-31 08:21:00,729 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-31 08:21:00,731 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-31 08:21:00,731 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-31 08:21:00,732 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-31 08:21:00,732 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-31 08:21:00,733 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-31 08:21:00,733 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-31 08:21:00,733 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-31 08:21:00,734 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-31 08:21:00,734 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-31 08:21:00,735 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-31 08:21:00,736 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-31 08:21:00,736 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-31 08:21:00,736 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-31 08:21:00,737 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-31 08:21:00,737 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-31 08:21:00,738 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-31 08:21:00,738 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-31 08:21:00,739 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-10-31 08:21:00,754 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-31 08:21:00,754 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-31 08:21:00,754 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-31 08:21:00,754 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-31 08:21:00,755 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-31 08:21:00,755 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-31 08:21:00,756 INFO L138 SettingsManager]: * Use SBE=true [2021-10-31 08:21:00,756 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-31 08:21:00,756 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-31 08:21:00,756 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-31 08:21:00,756 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-31 08:21:00,756 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-31 08:21:00,757 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-31 08:21:00,757 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-31 08:21:00,757 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-31 08:21:00,757 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-31 08:21:00,757 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-31 08:21:00,757 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-31 08:21:00,757 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-31 08:21:00,758 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-31 08:21:00,758 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-31 08:21:00,758 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-31 08:21:00,758 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-31 08:21:00,758 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-31 08:21:00,758 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-31 08:21:00,759 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-31 08:21:00,759 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-31 08:21:00,759 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-31 08:21:00,759 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-31 08:21:00,759 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-31 08:21:00,759 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-31 08:21:00,759 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6f05ad4c97f71fa9e89dac2fd93f5c7726380baa4579c5c6ea613c2215c664da [2021-10-31 08:21:00,990 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-31 08:21:01,004 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-31 08:21:01,006 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-31 08:21:01,007 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-31 08:21:01,007 INFO L275 PluginConnector]: CDTParser initialized [2021-10-31 08:21:01,008 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--qxl--qxl.ko.cil.i [2021-10-31 08:21:01,048 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/780e755e3/74187a1830b44d71bdbf29a4cae014d8/FLAGab1990440 [2021-10-31 08:21:01,797 INFO L306 CDTParser]: Found 1 translation units. [2021-10-31 08:21:01,798 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--qxl--qxl.ko.cil.i [2021-10-31 08:21:01,854 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/780e755e3/74187a1830b44d71bdbf29a4cae014d8/FLAGab1990440 [2021-10-31 08:21:02,300 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/780e755e3/74187a1830b44d71bdbf29a4cae014d8 [2021-10-31 08:21:02,302 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-31 08:21:02,304 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-31 08:21:02,306 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-31 08:21:02,307 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-31 08:21:02,311 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-31 08:21:02,312 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 08:21:02" (1/1) ... [2021-10-31 08:21:02,313 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38992361 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 08:21:02, skipping insertion in model container [2021-10-31 08:21:02,313 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 08:21:02" (1/1) ... [2021-10-31 08:21:02,318 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-31 08:21:02,594 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-31 08:21:07,360 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: qxl_io_log [2021-10-31 08:21:07,360 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@20bdaae7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 08:21:07, skipping insertion in model container [2021-10-31 08:21:07,360 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-31 08:21:07,361 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-31 08:21:07,362 INFO L168 Benchmark]: Toolchain (without parser) took 5057.82 ms. Allocated memory was 69.2 MB in the beginning and 184.5 MB in the end (delta: 115.3 MB). Free memory was 34.5 MB in the beginning and 110.2 MB in the end (delta: -75.7 MB). Peak memory consumption was 57.3 MB. Max. memory is 16.1 GB. [2021-10-31 08:21:07,363 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 69.2 MB. Free memory was 51.5 MB in the beginning and 51.4 MB in the end (delta: 64.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-31 08:21:07,363 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5054.36 ms. Allocated memory was 69.2 MB in the beginning and 184.5 MB in the end (delta: 115.3 MB). Free memory was 34.2 MB in the beginning and 110.2 MB in the end (delta: -76.0 MB). Peak memory consumption was 55.2 MB. Max. memory is 16.1 GB. [2021-10-31 08:21:07,364 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 69.2 MB. Free memory was 51.5 MB in the beginning and 51.4 MB in the end (delta: 64.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 5054.36 ms. Allocated memory was 69.2 MB in the beginning and 184.5 MB in the end (delta: 115.3 MB). Free memory was 34.2 MB in the beginning and 110.2 MB in the end (delta: -76.0 MB). Peak memory consumption was 55.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 11721]: 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...