./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 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-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 99406451f7f05ebd9ee66f714a740029a2b13870 ..................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.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-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 99406451f7f05ebd9ee66f714a740029a2b13870 ........................................................................................................................... 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 04:25:34,917 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 04:25:34,921 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 04:25:34,963 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 04:25:34,963 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 04:25:34,972 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 04:25:34,975 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 04:25:34,978 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 04:25:34,980 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 04:25:34,984 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 04:25:34,986 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 04:25:34,987 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 04:25:34,988 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 04:25:34,991 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 04:25:34,992 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 04:25:34,994 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 04:25:34,996 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 04:25:34,996 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 04:25:34,999 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 04:25:35,005 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 04:25:35,007 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 04:25:35,014 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 04:25:35,016 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 04:25:35,016 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 04:25:35,019 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 04:25:35,019 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 04:25:35,019 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 04:25:35,020 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 04:25:35,021 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 04:25:35,021 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 04:25:35,022 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 04:25:35,022 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 04:25:35,023 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 04:25:35,024 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 04:25:35,025 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 04:25:35,025 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 04:25:35,026 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 04:25:35,026 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 04:25:35,026 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 04:25:35,027 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 04:25:35,028 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 04:25:35,028 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-20 04:25:35,051 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 04:25:35,051 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 04:25:35,052 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 04:25:35,053 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 04:25:35,053 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 04:25:35,053 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 04:25:35,054 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 04:25:35,054 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 04:25:35,054 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 04:25:35,054 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 04:25:35,055 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 04:25:35,055 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 04:25:35,055 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 04:25:35,055 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 04:25:35,056 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 04:25:35,056 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 04:25:35,056 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 04:25:35,056 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 04:25:35,057 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 04:25:35,057 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 04:25:35,057 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 04:25:35,057 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 04:25:35,058 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 04:25:35,058 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 04:25:35,058 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 04:25:35,058 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 04:25:35,059 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 04:25:35,059 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 -> 99406451f7f05ebd9ee66f714a740029a2b13870 [2020-10-20 04:25:35,264 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 04:25:35,277 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 04:25:35,281 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 04:25:35,283 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 04:25:35,284 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 04:25:35,284 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2020-10-20 04:25:35,372 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc49c0689/888725abec6d402aa13ac67db13c5d7f/FLAG5f79b3340 [2020-10-20 04:25:36,439 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 04:25:36,440 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2020-10-20 04:25:36,517 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc49c0689/888725abec6d402aa13ac67db13c5d7f/FLAG5f79b3340 [2020-10-20 04:25:36,827 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc49c0689/888725abec6d402aa13ac67db13c5d7f [2020-10-20 04:25:36,831 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 04:25:36,837 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 04:25:36,838 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 04:25:36,838 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 04:25:36,845 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 04:25:36,871 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 04:25:36" (1/1) ... [2020-10-20 04:25:36,876 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f7b92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:25:36, skipping insertion in model container [2020-10-20 04:25:36,876 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 04:25:36" (1/1) ... [2020-10-20 04:25:36,883 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 04:25:37,202 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 04:25:40,547 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 04:25:40,548 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@244253d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:25:40, skipping insertion in model container [2020-10-20 04:25:40,548 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 04:25:40,549 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-20 04:25:40,552 INFO L168 Benchmark]: Toolchain (without parser) took 3717.65 ms. Allocated memory was 44.6 MB in the beginning and 71.3 MB in the end (delta: 26.7 MB). Free memory was 13.0 MB in the beginning and 13.3 MB in the end (delta: -306.3 kB). Peak memory consumption was 28.1 MB. Max. memory is 14.3 GB. [2020-10-20 04:25:40,553 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 33.0 MB. Free memory was 9.2 MB in the beginning and 9.2 MB in the end (delta: 43.6 kB). Peak memory consumption was 43.6 kB. Max. memory is 14.3 GB. [2020-10-20 04:25:40,561 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3710.59 ms. Allocated memory was 44.6 MB in the beginning and 71.3 MB in the end (delta: 26.7 MB). Free memory was 12.0 MB in the beginning and 13.3 MB in the end (delta: -1.3 MB). Peak memory consumption was 27.1 MB. Max. memory is 14.3 GB. [2020-10-20 04:25:40,565 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 33.0 MB. Free memory was 9.2 MB in the beginning and 9.2 MB in the end (delta: 43.6 kB). Peak memory consumption was 43.6 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 3710.59 ms. Allocated memory was 44.6 MB in the beginning and 71.3 MB in the end (delta: 26.7 MB). Free memory was 12.0 MB in the beginning and 13.3 MB in the end (delta: -1.3 MB). Peak memory consumption was 27.1 MB. Max. memory is 14.3 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 0.1.25-9a8b2e8 [2020-10-20 04:25:42,684 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 04:25:42,687 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 04:25:42,733 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 04:25:42,733 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 04:25:42,745 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 04:25:42,747 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 04:25:42,749 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 04:25:42,761 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 04:25:42,762 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 04:25:42,763 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 04:25:42,764 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 04:25:42,764 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 04:25:42,765 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 04:25:42,766 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 04:25:42,767 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 04:25:42,768 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 04:25:42,769 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 04:25:42,771 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 04:25:42,772 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 04:25:42,774 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 04:25:42,775 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 04:25:42,776 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 04:25:42,777 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 04:25:42,780 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 04:25:42,780 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 04:25:42,781 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 04:25:42,782 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 04:25:42,782 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 04:25:42,783 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 04:25:42,784 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 04:25:42,784 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 04:25:42,785 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 04:25:42,786 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 04:25:42,787 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 04:25:42,787 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 04:25:42,788 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 04:25:42,788 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 04:25:42,789 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 04:25:42,790 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 04:25:42,791 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 04:25:42,791 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-10-20 04:25:42,813 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 04:25:42,814 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 04:25:42,815 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 04:25:42,815 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 04:25:42,816 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 04:25:42,816 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 04:25:42,816 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 04:25:42,816 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 04:25:42,817 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 04:25:42,817 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 04:25:42,817 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-20 04:25:42,818 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-20 04:25:42,818 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 04:25:42,818 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 04:25:42,818 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 04:25:42,819 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 04:25:42,819 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 04:25:42,819 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 04:25:42,819 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 04:25:42,820 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 04:25:42,820 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 04:25:42,820 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 04:25:42,820 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 04:25:42,821 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-20 04:25:42,821 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-20 04:25:42,821 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 04:25:42,821 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 04:25:42,822 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 04:25:42,822 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-10-20 04:25:42,822 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 -> 99406451f7f05ebd9ee66f714a740029a2b13870 [2020-10-20 04:25:43,029 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 04:25:43,042 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 04:25:43,046 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 04:25:43,047 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 04:25:43,048 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 04:25:43,049 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2020-10-20 04:25:43,115 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/418822eeb/7d967699bc0045c5aec5fbd7dc2ebebe/FLAG42ae274e0 [2020-10-20 04:25:44,351 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 04:25:44,352 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2020-10-20 04:25:44,443 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/418822eeb/7d967699bc0045c5aec5fbd7dc2ebebe/FLAG42ae274e0 [2020-10-20 04:25:44,498 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/418822eeb/7d967699bc0045c5aec5fbd7dc2ebebe [2020-10-20 04:25:44,502 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 04:25:44,511 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 04:25:44,513 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 04:25:44,513 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 04:25:44,517 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 04:25:44,518 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 04:25:44" (1/1) ... [2020-10-20 04:25:44,523 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2303c8cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:25:44, skipping insertion in model container [2020-10-20 04:25:44,530 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 04:25:44" (1/1) ... [2020-10-20 04:25:44,540 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 04:25:44,919 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 04:25:48,699 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 04:25:48,700 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@49ce298 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:25:48, skipping insertion in model container [2020-10-20 04:25:48,700 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 04:25:48,701 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-20 04:25:48,705 INFO L168 Benchmark]: Toolchain (without parser) took 4199.09 ms. Allocated memory was 46.1 MB in the beginning and 69.7 MB in the end (delta: 23.6 MB). Free memory was 20.0 MB in the beginning and 30.0 MB in the end (delta: -10.0 MB). Peak memory consumption was 31.0 MB. Max. memory is 14.3 GB. [2020-10-20 04:25:48,706 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 33.6 MB. Free memory was 18.6 MB in the beginning and 18.6 MB in the end (delta: 41.7 kB). Peak memory consumption was 41.7 kB. Max. memory is 14.3 GB. [2020-10-20 04:25:48,708 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4187.98 ms. Allocated memory was 46.1 MB in the beginning and 69.7 MB in the end (delta: 23.6 MB). Free memory was 19.1 MB in the beginning and 30.0 MB in the end (delta: -10.9 MB). Peak memory consumption was 30.1 MB. Max. memory is 14.3 GB. [2020-10-20 04:25:48,712 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 ms. Allocated memory is still 33.6 MB. Free memory was 18.6 MB in the beginning and 18.6 MB in the end (delta: 41.7 kB). Peak memory consumption was 41.7 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 4187.98 ms. Allocated memory was 46.1 MB in the beginning and 69.7 MB in the end (delta: 23.6 MB). Free memory was 19.1 MB in the beginning and 30.0 MB in the end (delta: -10.9 MB). Peak memory consumption was 30.1 MB. Max. memory is 14.3 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...