./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_c2860c6e-3e1b-4afb-8857-3eb431faeb2c/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_c2860c6e-3e1b-4afb-8857-3eb431faeb2c/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c2860c6e-3e1b-4afb-8857-3eb431faeb2c/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c2860c6e-3e1b-4afb-8857-3eb431faeb2c/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_c2860c6e-3e1b-4afb-8857-3eb431faeb2c/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c2860c6e-3e1b-4afb-8857-3eb431faeb2c/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 99406451f7f05ebd9ee66f714a740029a2b13870 .............................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_c2860c6e-3e1b-4afb-8857-3eb431faeb2c/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_c2860c6e-3e1b-4afb-8857-3eb431faeb2c/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c2860c6e-3e1b-4afb-8857-3eb431faeb2c/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c2860c6e-3e1b-4afb-8857-3eb431faeb2c/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_c2860c6e-3e1b-4afb-8857-3eb431faeb2c/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c2860c6e-3e1b-4afb-8857-3eb431faeb2c/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 99406451f7f05ebd9ee66f714a740029a2b13870 ................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 03:13:19,745 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:13:19,749 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:13:19,848 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:13:19,849 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:13:19,854 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:13:19,857 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:13:19,861 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:13:19,864 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:13:19,870 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:13:19,872 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:13:19,874 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:13:19,875 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:13:19,878 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:13:19,880 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:13:19,882 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:13:19,884 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:13:19,888 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:13:19,892 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:13:19,900 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:13:19,902 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:13:19,904 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:13:19,908 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:13:19,910 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:13:19,919 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:13:19,919 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:13:19,920 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:13:19,922 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:13:19,923 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:13:19,925 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:13:19,925 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:13:19,927 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:13:19,929 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:13:19,930 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:13:19,932 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:13:19,932 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:13:19,933 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:13:19,934 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:13:19,934 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:13:19,935 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:13:19,937 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:13:19,939 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c2860c6e-3e1b-4afb-8857-3eb431faeb2c/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-11-28 03:13:19,978 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:13:19,979 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:13:19,980 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:13:19,980 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:13:19,980 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:13:19,980 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:13:19,980 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 03:13:19,980 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:13:19,981 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 03:13:19,981 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:13:19,981 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 03:13:19,981 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 03:13:19,981 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:13:19,981 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 03:13:19,982 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:13:19,982 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:13:19,982 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:13:19,982 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:13:19,982 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:13:19,982 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:13:19,983 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:13:19,983 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 03:13:19,983 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 03:13:19,983 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 03:13:19,983 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 03:13:19,983 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:13:19,984 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 03:13:19,984 INFO L138 SettingsManager]: * To the following directory=dump/ WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_c2860c6e-3e1b-4afb-8857-3eb431faeb2c/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_c2860c6e-3e1b-4afb-8857-3eb431faeb2c/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 99406451f7f05ebd9ee66f714a740029a2b13870 [2020-11-28 03:13:20,243 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:13:20,264 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:13:20,267 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:13:20,268 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:13:20,272 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:13:20,273 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c2860c6e-3e1b-4afb-8857-3eb431faeb2c/bin/uautomizer/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2020-11-28 03:13:20,348 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c2860c6e-3e1b-4afb-8857-3eb431faeb2c/bin/uautomizer/data/47929bc23/3454d1b8df82400cbf00b93b6ed23a2b/FLAG83459d2fc [2020-11-28 03:13:21,463 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:13:21,463 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c2860c6e-3e1b-4afb-8857-3eb431faeb2c/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2020-11-28 03:13:21,574 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c2860c6e-3e1b-4afb-8857-3eb431faeb2c/bin/uautomizer/data/47929bc23/3454d1b8df82400cbf00b93b6ed23a2b/FLAG83459d2fc [2020-11-28 03:13:21,702 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c2860c6e-3e1b-4afb-8857-3eb431faeb2c/bin/uautomizer/data/47929bc23/3454d1b8df82400cbf00b93b6ed23a2b [2020-11-28 03:13:21,706 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:13:21,709 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 03:13:21,713 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:13:21,714 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:13:21,719 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:13:21,719 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:13:21" (1/1) ... [2020-11-28 03:13:21,722 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ec18d73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:13:21, skipping insertion in model container [2020-11-28 03:13:21,722 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:13:21" (1/1) ... [2020-11-28 03:13:21,730 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:13:22,082 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:13:25,333 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: qxl_io_log [2020-11-28 03:13:25,334 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7e0768c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:13:25, skipping insertion in model container [2020-11-28 03:13:25,334 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:13:25,334 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 03:13:25,337 INFO L168 Benchmark]: Toolchain (without parser) took 3626.32 ms. Allocated memory was 98.6 MB in the beginning and 138.4 MB in the end (delta: 39.8 MB). Free memory was 66.9 MB in the beginning and 66.2 MB in the end (delta: 726.8 kB). Peak memory consumption was 55.2 MB. Max. memory is 16.1 GB. [2020-11-28 03:13:25,337 INFO L168 Benchmark]: CDTParser took 0.66 ms. Allocated memory is still 98.6 MB. Free memory is still 60.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:13:25,338 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3621.00 ms. Allocated memory was 98.6 MB in the beginning and 138.4 MB in the end (delta: 39.8 MB). Free memory was 66.9 MB in the beginning and 66.2 MB in the end (delta: 684.9 kB). Peak memory consumption was 55.2 MB. Max. memory is 16.1 GB. [2020-11-28 03:13:25,340 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.66 ms. Allocated memory is still 98.6 MB. Free memory is still 60.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3621.00 ms. Allocated memory was 98.6 MB in the beginning and 138.4 MB in the end (delta: 39.8 MB). Free memory was 66.9 MB in the beginning and 66.2 MB in the end (delta: 684.9 kB). 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: 8490]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: qxl_io_log RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-28 03:13:27,626 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:13:27,630 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:13:27,687 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:13:27,688 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:13:27,694 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:13:27,697 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:13:27,702 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:13:27,706 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:13:27,714 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:13:27,715 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:13:27,724 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:13:27,725 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:13:27,726 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:13:27,727 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:13:27,728 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:13:27,729 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:13:27,731 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:13:27,733 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:13:27,738 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:13:27,741 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:13:27,743 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:13:27,748 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:13:27,750 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:13:27,759 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:13:27,760 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:13:27,760 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:13:27,762 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:13:27,763 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:13:27,771 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:13:27,772 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:13:27,773 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:13:27,775 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:13:27,776 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:13:27,777 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:13:27,777 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:13:27,778 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:13:27,778 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:13:27,778 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:13:27,780 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:13:27,781 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:13:27,782 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c2860c6e-3e1b-4afb-8857-3eb431faeb2c/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-11-28 03:13:27,830 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:13:27,831 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:13:27,834 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:13:27,834 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:13:27,834 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:13:27,835 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:13:27,835 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:13:27,835 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 03:13:27,835 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:13:27,835 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 03:13:27,837 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 03:13:27,837 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 03:13:27,837 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 03:13:27,837 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:13:27,837 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 03:13:27,838 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:13:27,838 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:13:27,838 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:13:27,838 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:13:27,838 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:13:27,839 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:13:27,839 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:13:27,839 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 03:13:27,839 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-28 03:13:27,840 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 03:13:27,840 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 03:13:27,840 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:13:27,840 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 03:13:27,840 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-11-28 03:13:27,841 INFO L138 SettingsManager]: * To the following directory=dump/ WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_c2860c6e-3e1b-4afb-8857-3eb431faeb2c/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_c2860c6e-3e1b-4afb-8857-3eb431faeb2c/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 99406451f7f05ebd9ee66f714a740029a2b13870 [2020-11-28 03:13:28,278 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:13:28,314 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:13:28,317 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:13:28,318 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:13:28,319 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:13:28,320 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c2860c6e-3e1b-4afb-8857-3eb431faeb2c/bin/uautomizer/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2020-11-28 03:13:28,396 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c2860c6e-3e1b-4afb-8857-3eb431faeb2c/bin/uautomizer/data/10a065783/0ff5992381e64790bcceaf4a40c0ce30/FLAGe5ba61425 [2020-11-28 03:13:29,607 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:13:29,608 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c2860c6e-3e1b-4afb-8857-3eb431faeb2c/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2020-11-28 03:13:29,669 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c2860c6e-3e1b-4afb-8857-3eb431faeb2c/bin/uautomizer/data/10a065783/0ff5992381e64790bcceaf4a40c0ce30/FLAGe5ba61425 [2020-11-28 03:13:29,809 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c2860c6e-3e1b-4afb-8857-3eb431faeb2c/bin/uautomizer/data/10a065783/0ff5992381e64790bcceaf4a40c0ce30 [2020-11-28 03:13:29,812 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:13:29,814 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 03:13:29,818 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:13:29,818 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:13:29,822 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:13:29,823 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:13:29" (1/1) ... [2020-11-28 03:13:29,825 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@318983c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:13:29, skipping insertion in model container [2020-11-28 03:13:29,825 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:13:29" (1/1) ... [2020-11-28 03:13:29,833 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:13:30,175 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:13:33,610 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: qxl_io_log [2020-11-28 03:13:33,611 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@57960900 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:13:33, skipping insertion in model container [2020-11-28 03:13:33,611 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:13:33,611 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 03:13:33,614 INFO L168 Benchmark]: Toolchain (without parser) took 3797.91 ms. Allocated memory was 60.8 MB in the beginning and 148.9 MB in the end (delta: 88.1 MB). Free memory was 27.2 MB in the beginning and 88.5 MB in the end (delta: -61.3 MB). Peak memory consumption was 34.2 MB. Max. memory is 16.1 GB. [2020-11-28 03:13:33,615 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 60.8 MB. Free memory was 42.2 MB in the beginning and 42.1 MB in the end (delta: 73.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:13:33,616 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3793.65 ms. Allocated memory was 60.8 MB in the beginning and 148.9 MB in the end (delta: 88.1 MB). Free memory was 27.0 MB in the beginning and 88.5 MB in the end (delta: -61.5 MB). Peak memory consumption was 34.2 MB. Max. memory is 16.1 GB. [2020-11-28 03:13:33,618 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 60.8 MB. Free memory was 42.2 MB in the beginning and 42.1 MB in the end (delta: 73.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3793.65 ms. Allocated memory was 60.8 MB in the beginning and 148.9 MB in the end (delta: 88.1 MB). Free memory was 27.0 MB in the beginning and 88.5 MB in the end (delta: -61.5 MB). Peak memory consumption was 34.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8490]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: qxl_io_log RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...