./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 9a8b2e8d 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_1.3.100.v20150511-1540.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 e174f705314e2e8e5956b3d5cf8024041bf4fff3 ......................................................................................................................... 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_1.3.100.v20150511-1540.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 e174f705314e2e8e5956b3d5cf8024041bf4fff3 ........................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-9a8b2e8 [2020-10-20 05:39:58,687 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 05:39:58,690 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 05:39:58,733 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 05:39:58,734 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 05:39:58,737 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 05:39:58,745 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 05:39:58,748 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 05:39:58,751 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 05:39:58,755 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 05:39:58,756 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 05:39:58,756 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 05:39:58,757 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 05:39:58,760 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 05:39:58,762 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 05:39:58,763 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 05:39:58,764 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 05:39:58,766 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 05:39:58,769 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 05:39:58,772 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 05:39:58,775 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 05:39:58,778 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 05:39:58,780 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 05:39:58,781 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 05:39:58,787 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 05:39:58,790 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 05:39:58,790 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 05:39:58,792 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 05:39:58,794 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 05:39:58,795 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 05:39:58,795 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 05:39:58,796 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 05:39:58,797 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 05:39:58,798 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 05:39:58,800 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 05:39:58,800 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 05:39:58,801 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 05:39:58,801 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 05:39:58,802 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 05:39:58,804 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 05:39:58,806 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 05:39:58,806 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-20 05:39:58,838 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 05:39:58,838 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 05:39:58,840 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 05:39:58,840 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 05:39:58,840 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 05:39:58,841 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 05:39:58,841 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 05:39:58,841 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 05:39:58,841 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 05:39:58,842 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 05:39:58,842 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 05:39:58,842 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 05:39:58,842 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 05:39:58,843 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 05:39:58,843 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 05:39:58,843 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 05:39:58,844 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 05:39:58,844 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 05:39:58,844 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 05:39:58,844 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 05:39:58,845 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 05:39:58,845 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 05:39:58,845 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 05:39:58,846 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 05:39:58,846 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 05:39:58,846 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 05:39:58,846 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 05:39:58,847 INFO L138 SettingsManager]: * To the following directory=dump/ 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 -> e174f705314e2e8e5956b3d5cf8024041bf4fff3 [2020-10-20 05:39:59,047 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 05:39:59,064 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 05:39:59,068 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 05:39:59,070 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 05:39:59,070 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 05:39:59,071 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--qxl--qxl.ko.cil.i [2020-10-20 05:39:59,135 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62833eabe/471eb1bdbe4140c3b0af6402e15a6f3d/FLAG3b6a58126 [2020-10-20 05:40:00,289 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 05:40:00,292 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--qxl--qxl.ko.cil.i [2020-10-20 05:40:00,372 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62833eabe/471eb1bdbe4140c3b0af6402e15a6f3d/FLAG3b6a58126 [2020-10-20 05:40:00,439 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62833eabe/471eb1bdbe4140c3b0af6402e15a6f3d [2020-10-20 05:40:00,443 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 05:40:00,448 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 05:40:00,449 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 05:40:00,450 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 05:40:00,453 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 05:40:00,454 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:40:00" (1/1) ... [2020-10-20 05:40:00,457 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47c08dba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:40:00, skipping insertion in model container [2020-10-20 05:40:00,457 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:40:00" (1/1) ... [2020-10-20 05:40:00,465 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 05:40:00,910 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 05:40:06,488 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: qxl_io_log [2020-10-20 05:40:06,489 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@49c3e8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:40:06, skipping insertion in model container [2020-10-20 05:40:06,489 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 05:40:06,490 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-20 05:40:06,494 INFO L168 Benchmark]: Toolchain (without parser) took 6047.45 ms. Allocated memory was 49.3 MB in the beginning and 91.2 MB in the end (delta: 41.9 MB). Free memory was 15.6 MB in the beginning and 37.5 MB in the end (delta: -21.9 MB). Peak memory consumption was 43.8 MB. Max. memory is 14.3 GB. [2020-10-20 05:40:06,496 INFO L168 Benchmark]: CDTParser took 0.58 ms. Allocated memory is still 35.1 MB. Free memory was 14.1 MB in the beginning and 14.1 MB in the end (delta: 47.2 kB). Peak memory consumption was 47.2 kB. Max. memory is 14.3 GB. [2020-10-20 05:40:06,499 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6040.12 ms. Allocated memory was 49.3 MB in the beginning and 91.2 MB in the end (delta: 41.9 MB). Free memory was 14.8 MB in the beginning and 37.5 MB in the end (delta: -22.7 MB). Peak memory consumption was 43.0 MB. Max. memory is 14.3 GB. [2020-10-20 05:40:06,503 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.58 ms. Allocated memory is still 35.1 MB. Free memory was 14.1 MB in the beginning and 14.1 MB in the end (delta: 47.2 kB). Peak memory consumption was 47.2 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 6040.12 ms. Allocated memory was 49.3 MB in the beginning and 91.2 MB in the end (delta: 41.9 MB). Free memory was 14.8 MB in the beginning and 37.5 MB in the end (delta: -22.7 MB). Peak memory consumption was 43.0 MB. Max. memory is 14.3 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 0.1.25-9a8b2e8 [2020-10-20 05:40:08,493 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 05:40:08,495 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 05:40:08,519 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 05:40:08,519 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 05:40:08,521 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 05:40:08,529 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 05:40:08,531 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 05:40:08,532 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 05:40:08,533 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 05:40:08,534 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 05:40:08,535 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 05:40:08,536 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 05:40:08,537 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 05:40:08,538 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 05:40:08,539 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 05:40:08,540 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 05:40:08,544 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 05:40:08,546 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 05:40:08,548 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 05:40:08,551 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 05:40:08,555 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 05:40:08,558 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 05:40:08,560 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 05:40:08,567 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 05:40:08,568 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 05:40:08,568 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 05:40:08,571 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 05:40:08,572 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 05:40:08,573 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 05:40:08,575 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 05:40:08,576 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 05:40:08,577 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 05:40:08,579 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 05:40:08,580 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 05:40:08,581 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 05:40:08,582 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 05:40:08,583 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 05:40:08,583 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 05:40:08,584 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 05:40:08,585 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 05:40:08,586 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-10-20 05:40:08,632 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 05:40:08,632 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 05:40:08,634 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 05:40:08,635 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 05:40:08,636 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 05:40:08,636 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 05:40:08,636 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 05:40:08,636 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 05:40:08,637 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 05:40:08,637 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 05:40:08,638 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-20 05:40:08,639 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-20 05:40:08,639 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 05:40:08,639 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 05:40:08,639 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 05:40:08,640 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 05:40:08,640 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 05:40:08,640 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 05:40:08,640 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 05:40:08,641 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 05:40:08,641 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 05:40:08,641 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 05:40:08,642 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 05:40:08,642 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-20 05:40:08,642 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-20 05:40:08,642 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 05:40:08,643 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 05:40:08,643 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 05:40:08,643 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-10-20 05:40:08,643 INFO L138 SettingsManager]: * To the following directory=dump/ 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 -> e174f705314e2e8e5956b3d5cf8024041bf4fff3 [2020-10-20 05:40:08,851 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 05:40:08,864 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 05:40:08,867 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 05:40:08,869 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 05:40:08,870 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 05:40:08,871 INFO L432 ainManager$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 [2020-10-20 05:40:08,933 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a756daa5c/9050eb4df3cb4d8a879f899f681d0e73/FLAG9e98bcf83 [2020-10-20 05:40:10,212 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 05:40:10,213 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 [2020-10-20 05:40:10,290 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a756daa5c/9050eb4df3cb4d8a879f899f681d0e73/FLAG9e98bcf83 [2020-10-20 05:40:10,316 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a756daa5c/9050eb4df3cb4d8a879f899f681d0e73 [2020-10-20 05:40:10,319 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 05:40:10,325 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 05:40:10,327 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 05:40:10,327 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 05:40:10,330 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 05:40:10,331 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:40:10" (1/1) ... [2020-10-20 05:40:10,334 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7770e4a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:40:10, skipping insertion in model container [2020-10-20 05:40:10,335 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:40:10" (1/1) ... [2020-10-20 05:40:10,497 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 05:40:10,734 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 05:40:16,829 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: qxl_io_log [2020-10-20 05:40:16,830 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@59d6f2c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:40:16, skipping insertion in model container [2020-10-20 05:40:16,830 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 05:40:16,830 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-20 05:40:16,833 INFO L168 Benchmark]: Toolchain (without parser) took 6511.15 ms. Allocated memory was 44.0 MB in the beginning and 91.8 MB in the end (delta: 47.7 MB). Free memory was 7.8 MB in the beginning and 31.9 MB in the end (delta: -24.1 MB). Peak memory consumption was 44.0 MB. Max. memory is 14.3 GB. [2020-10-20 05:40:16,834 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 33.0 MB. Free memory was 17.4 MB in the beginning and 17.4 MB in the end (delta: 40.3 kB). Peak memory consumption was 40.3 kB. Max. memory is 14.3 GB. [2020-10-20 05:40:16,836 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6503.47 ms. Allocated memory was 44.0 MB in the beginning and 91.8 MB in the end (delta: 47.7 MB). Free memory was 6.8 MB in the beginning and 31.9 MB in the end (delta: -25.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 14.3 GB. [2020-10-20 05:40:16,838 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 ms. Allocated memory is still 33.0 MB. Free memory was 17.4 MB in the beginning and 17.4 MB in the end (delta: 40.3 kB). Peak memory consumption was 40.3 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 6503.47 ms. Allocated memory was 44.0 MB in the beginning and 91.8 MB in the end (delta: 47.7 MB). Free memory was 6.8 MB in the beginning and 31.9 MB in the end (delta: -25.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 14.3 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...