./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-43_2a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5fbdf5bf 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-43_2a-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 7242fbd53ac8953ece755a0c86dfaebe48d52668 .............................................................................................................................. 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-43_2a-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 7242fbd53ac8953ece755a0c86dfaebe48d52668 ................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.seqcomp-5fbdf5b [2021-08-30 06:41:09,418 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-30 06:41:09,422 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-30 06:41:09,463 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-30 06:41:09,463 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-30 06:41:09,467 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-30 06:41:09,469 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-30 06:41:09,474 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-30 06:41:09,476 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-30 06:41:09,481 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-30 06:41:09,482 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-30 06:41:09,486 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-30 06:41:09,487 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-30 06:41:09,489 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-30 06:41:09,491 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-30 06:41:09,494 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-30 06:41:09,495 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-30 06:41:09,496 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-30 06:41:09,498 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-30 06:41:09,503 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-30 06:41:09,505 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-30 06:41:09,506 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-30 06:41:09,507 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-30 06:41:09,509 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-30 06:41:09,515 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-30 06:41:09,515 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-30 06:41:09,516 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-30 06:41:09,518 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-30 06:41:09,518 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-30 06:41:09,519 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-30 06:41:09,520 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-30 06:41:09,520 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-30 06:41:09,522 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-30 06:41:09,523 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-30 06:41:09,524 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-30 06:41:09,524 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-30 06:41:09,525 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-30 06:41:09,525 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-30 06:41:09,525 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-30 06:41:09,527 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-30 06:41:09,527 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-30 06:41:09,531 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-08-30 06:41:09,569 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-30 06:41:09,569 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-30 06:41:09,570 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-30 06:41:09,571 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-30 06:41:09,573 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-30 06:41:09,573 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-30 06:41:09,573 INFO L138 SettingsManager]: * Use SBE=true [2021-08-30 06:41:09,574 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-30 06:41:09,574 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-30 06:41:09,574 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-30 06:41:09,575 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-30 06:41:09,575 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-30 06:41:09,575 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-30 06:41:09,575 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-30 06:41:09,576 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-30 06:41:09,576 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-30 06:41:09,576 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-30 06:41:09,576 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-30 06:41:09,577 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-30 06:41:09,577 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-30 06:41:09,577 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-30 06:41:09,577 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-30 06:41:09,577 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-30 06:41:09,578 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-30 06:41:09,578 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-30 06:41:09,578 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-30 06:41:09,578 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-30 06:41:09,578 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7242fbd53ac8953ece755a0c86dfaebe48d52668 [2021-08-30 06:41:09,889 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-30 06:41:09,920 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-30 06:41:09,923 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-30 06:41:09,924 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-30 06:41:09,924 INFO L275 PluginConnector]: CDTParser initialized [2021-08-30 06:41:09,926 INFO L432 ainManager$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-43_2a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2021-08-30 06:41:09,986 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a533915b/45e826dcae4c4fca90e088a318ebfd1b/FLAG43c0b8a36 [2021-08-30 06:41:11,013 INFO L306 CDTParser]: Found 1 translation units. [2021-08-30 06:41:11,013 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2021-08-30 06:41:11,089 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a533915b/45e826dcae4c4fca90e088a318ebfd1b/FLAG43c0b8a36 [2021-08-30 06:41:11,352 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a533915b/45e826dcae4c4fca90e088a318ebfd1b [2021-08-30 06:41:11,355 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-30 06:41:11,357 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-30 06:41:11,360 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-30 06:41:11,360 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-30 06:41:11,363 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-30 06:41:11,364 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 06:41:11" (1/1) ... [2021-08-30 06:41:11,365 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76372670 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 06:41:11, skipping insertion in model container [2021-08-30 06:41:11,365 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 06:41:11" (1/1) ... [2021-08-30 06:41:11,371 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-30 06:41:11,651 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-30 06:41:14,808 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: qxl_io_log [2021-08-30 06:41:14,809 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@c6239bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 06:41:14, skipping insertion in model container [2021-08-30 06:41:14,809 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-30 06:41:14,809 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-08-30 06:41:14,811 INFO L158 Benchmark]: Toolchain (without parser) took 3453.39ms. Allocated memory was 60.8MB in the beginning and 111.1MB in the end (delta: 50.3MB). Free memory was 27.7MB in the beginning and 56.4MB in the end (delta: -28.7MB). Peak memory consumption was 47.5MB. Max. memory is 16.1GB. [2021-08-30 06:41:14,812 INFO L158 Benchmark]: CDTParser took 0.45ms. Allocated memory is still 46.1MB. Free memory was 27.9MB in the beginning and 27.9MB in the end (delta: 28.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-08-30 06:41:14,813 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3449.35ms. Allocated memory was 60.8MB in the beginning and 111.1MB in the end (delta: 50.3MB). Free memory was 27.4MB in the beginning and 56.4MB in the end (delta: -29.0MB). Peak memory consumption was 47.5MB. Max. memory is 16.1GB. [2021-08-30 06:41:14,814 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45ms. Allocated memory is still 46.1MB. Free memory was 27.9MB in the beginning and 27.9MB in the end (delta: 28.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3449.35ms. Allocated memory was 60.8MB in the beginning and 111.1MB in the end (delta: 50.3MB). Free memory was 27.4MB in the beginning and 56.4MB in the end (delta: -29.0MB). Peak memory consumption was 47.5MB. Max. memory is 16.1GB. * 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... ### Bit-precise run ### This is Ultimate 0.2.1-wip.dd.seqcomp-5fbdf5b [2021-08-30 06:41:16,676 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-30 06:41:16,678 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-30 06:41:16,729 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-30 06:41:16,730 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-30 06:41:16,734 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-30 06:41:16,737 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-30 06:41:16,744 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-30 06:41:16,747 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-30 06:41:16,753 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-30 06:41:16,755 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-30 06:41:16,760 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-30 06:41:16,760 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-30 06:41:16,762 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-30 06:41:16,763 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-30 06:41:16,764 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-30 06:41:16,764 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-30 06:41:16,765 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-30 06:41:16,767 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-30 06:41:16,768 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-30 06:41:16,769 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-30 06:41:16,773 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-30 06:41:16,775 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-30 06:41:16,778 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-30 06:41:16,787 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-30 06:41:16,787 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-30 06:41:16,788 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-30 06:41:16,789 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-30 06:41:16,790 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-30 06:41:16,791 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-30 06:41:16,791 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-30 06:41:16,792 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-30 06:41:16,793 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-30 06:41:16,794 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-30 06:41:16,795 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-30 06:41:16,795 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-30 06:41:16,796 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-30 06:41:16,796 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-30 06:41:16,796 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-30 06:41:16,798 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-30 06:41:16,799 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-30 06:41:16,800 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-08-30 06:41:16,838 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-30 06:41:16,839 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-30 06:41:16,840 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-30 06:41:16,840 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-30 06:41:16,842 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-30 06:41:16,842 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-30 06:41:16,842 INFO L138 SettingsManager]: * Use SBE=true [2021-08-30 06:41:16,842 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-30 06:41:16,843 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-30 06:41:16,843 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-30 06:41:16,844 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-30 06:41:16,844 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-30 06:41:16,844 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-08-30 06:41:16,844 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-08-30 06:41:16,844 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-30 06:41:16,844 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-30 06:41:16,844 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-30 06:41:16,845 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-30 06:41:16,845 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-30 06:41:16,845 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-30 06:41:16,845 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-30 06:41:16,845 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-30 06:41:16,845 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-30 06:41:16,846 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-30 06:41:16,846 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-08-30 06:41:16,846 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-08-30 06:41:16,846 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-30 06:41:16,846 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-30 06:41:16,846 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-08-30 06:41:16,846 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7242fbd53ac8953ece755a0c86dfaebe48d52668 [2021-08-30 06:41:17,225 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-30 06:41:17,257 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-30 06:41:17,260 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-30 06:41:17,262 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-30 06:41:17,263 INFO L275 PluginConnector]: CDTParser initialized [2021-08-30 06:41:17,264 INFO L432 ainManager$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-43_2a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2021-08-30 06:41:17,325 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b2f55af40/fcfe4081cb1d4783b1c40fdfa11a051d/FLAGdf1168873 [2021-08-30 06:41:18,313 INFO L306 CDTParser]: Found 1 translation units. [2021-08-30 06:41:18,314 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2021-08-30 06:41:18,387 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b2f55af40/fcfe4081cb1d4783b1c40fdfa11a051d/FLAGdf1168873 [2021-08-30 06:41:18,831 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b2f55af40/fcfe4081cb1d4783b1c40fdfa11a051d [2021-08-30 06:41:18,833 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-30 06:41:18,834 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-30 06:41:18,841 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-30 06:41:18,841 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-30 06:41:18,844 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-30 06:41:18,845 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 06:41:18" (1/1) ... [2021-08-30 06:41:18,846 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a1305d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 06:41:18, skipping insertion in model container [2021-08-30 06:41:18,846 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 06:41:18" (1/1) ... [2021-08-30 06:41:18,852 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-30 06:41:19,057 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-30 06:41:22,166 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: qxl_io_log [2021-08-30 06:41:22,167 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5e34331e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 06:41:22, skipping insertion in model container [2021-08-30 06:41:22,167 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-30 06:41:22,167 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-08-30 06:41:22,169 INFO L158 Benchmark]: Toolchain (without parser) took 3334.14ms. Allocated memory was 56.6MB in the beginning and 113.2MB in the end (delta: 56.6MB). Free memory was 23.9MB in the beginning and 56.7MB in the end (delta: -32.8MB). Peak memory consumption was 34.4MB. Max. memory is 16.1GB. [2021-08-30 06:41:22,170 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 56.6MB. Free memory is still 38.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-08-30 06:41:22,171 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3326.16ms. Allocated memory was 56.6MB in the beginning and 113.2MB in the end (delta: 56.6MB). Free memory was 23.6MB in the beginning and 56.7MB in the end (delta: -33.1MB). Peak memory consumption was 34.4MB. Max. memory is 16.1GB. [2021-08-30 06:41:22,172 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 56.6MB. Free memory is still 38.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3326.16ms. Allocated memory was 56.6MB in the beginning and 113.2MB in the end (delta: 56.6MB). Free memory was 23.6MB in the beginning and 56.7MB in the end (delta: -33.1MB). Peak memory consumption was 34.4MB. Max. memory is 16.1GB. * 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...