./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4d014703 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9c916f7cd46f1890dabf82933f4e66c296f8249a4c1906e098bf8506df0bb4e4 --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.seqcomp-4d01470 [2021-11-02 21:57:46,229 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-02 21:57:46,235 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-02 21:57:46,272 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-02 21:57:46,272 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-02 21:57:46,273 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-02 21:57:46,274 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-02 21:57:46,275 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-02 21:57:46,276 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-02 21:57:46,277 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-02 21:57:46,279 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-02 21:57:46,280 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-02 21:57:46,282 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-02 21:57:46,283 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-02 21:57:46,284 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-02 21:57:46,285 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-02 21:57:46,288 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-02 21:57:46,289 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-02 21:57:46,290 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-02 21:57:46,294 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-02 21:57:46,295 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-02 21:57:46,296 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-02 21:57:46,303 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-02 21:57:46,303 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-02 21:57:46,305 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-02 21:57:46,305 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-02 21:57:46,305 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-02 21:57:46,306 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-02 21:57:46,306 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-02 21:57:46,307 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-02 21:57:46,307 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-02 21:57:46,310 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-02 21:57:46,310 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-02 21:57:46,311 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-02 21:57:46,312 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-02 21:57:46,312 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-02 21:57:46,313 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-02 21:57:46,313 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-02 21:57:46,314 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-02 21:57:46,314 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-02 21:57:46,315 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-02 21:57:46,316 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-02 21:57:46,334 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-02 21:57:46,334 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-02 21:57:46,334 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-02 21:57:46,334 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-02 21:57:46,335 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-02 21:57:46,335 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-02 21:57:46,335 INFO L138 SettingsManager]: * Use SBE=true [2021-11-02 21:57:46,336 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-02 21:57:46,336 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-02 21:57:46,336 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-02 21:57:46,337 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-02 21:57:46,337 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-02 21:57:46,337 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-02 21:57:46,337 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-02 21:57:46,337 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-02 21:57:46,338 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-02 21:57:46,338 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-02 21:57:46,338 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-02 21:57:46,338 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-02 21:57:46,338 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-02 21:57:46,339 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-02 21:57:46,339 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-02 21:57:46,339 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-02 21:57:46,339 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-02 21:57:46,339 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-02 21:57:46,339 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-02 21:57:46,340 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-02 21:57:46,340 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-02 21:57:46,340 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-02 21:57:46,340 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9c916f7cd46f1890dabf82933f4e66c296f8249a4c1906e098bf8506df0bb4e4 [2021-11-02 21:57:46,530 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-02 21:57:46,549 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-02 21:57:46,551 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-02 21:57:46,552 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-02 21:57:46,553 INFO L275 PluginConnector]: CDTParser initialized [2021-11-02 21:57:46,554 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2021-11-02 21:57:46,593 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c3f80dcc/3d5f103e160e49a4ab03157be8f065e8/FLAGc285d33ad [2021-11-02 21:57:47,301 INFO L306 CDTParser]: Found 1 translation units. [2021-11-02 21:57:47,301 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2021-11-02 21:57:47,345 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c3f80dcc/3d5f103e160e49a4ab03157be8f065e8/FLAGc285d33ad [2021-11-02 21:57:47,370 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c3f80dcc/3d5f103e160e49a4ab03157be8f065e8 [2021-11-02 21:57:47,372 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-02 21:57:47,374 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-02 21:57:47,376 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-02 21:57:47,377 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-02 21:57:47,379 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-02 21:57:47,379 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 09:57:47" (1/1) ... [2021-11-02 21:57:47,380 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1388610a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:57:47, skipping insertion in model container [2021-11-02 21:57:47,381 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 09:57:47" (1/1) ... [2021-11-02 21:57:47,385 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-02 21:57:47,538 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-02 21:57:50,038 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: qxl_io_log [2021-11-02 21:57:50,038 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@71cbe813 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:57:50, skipping insertion in model container [2021-11-02 21:57:50,038 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-02 21:57:50,039 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-02 21:57:50,040 INFO L158 Benchmark]: Toolchain (without parser) took 2665.10ms. Allocated memory was 92.3MB in the beginning and 130.0MB in the end (delta: 37.7MB). Free memory was 55.7MB in the beginning and 79.0MB in the end (delta: -23.3MB). Peak memory consumption was 49.2MB. Max. memory is 16.1GB. [2021-11-02 21:57:50,041 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 92.3MB. Free memory is still 49.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-02 21:57:50,041 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2662.21ms. Allocated memory was 92.3MB in the beginning and 130.0MB in the end (delta: 37.7MB). Free memory was 55.7MB in the beginning and 79.0MB in the end (delta: -23.3MB). Peak memory consumption was 49.2MB. Max. memory is 16.1GB. [2021-11-02 21:57:50,042 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 92.3MB. Free memory is still 49.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2662.21ms. Allocated memory was 92.3MB in the beginning and 130.0MB in the end (delta: 37.7MB). Free memory was 55.7MB in the beginning and 79.0MB in the end (delta: -23.3MB). Peak memory consumption was 49.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8486]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: qxl_io_log RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9c916f7cd46f1890dabf82933f4e66c296f8249a4c1906e098bf8506df0bb4e4 --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.seqcomp-4d01470 [2021-11-02 21:57:51,826 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-02 21:57:51,827 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-02 21:57:51,865 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-02 21:57:51,865 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-02 21:57:51,868 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-02 21:57:51,869 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-02 21:57:51,873 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-02 21:57:51,874 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-02 21:57:51,879 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-02 21:57:51,880 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-02 21:57:51,881 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-02 21:57:51,881 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-02 21:57:51,883 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-02 21:57:51,884 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-02 21:57:51,888 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-02 21:57:51,890 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-02 21:57:51,890 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-02 21:57:51,891 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-02 21:57:51,892 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-02 21:57:51,893 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-02 21:57:51,895 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-02 21:57:51,896 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-02 21:57:51,897 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-02 21:57:51,900 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-02 21:57:51,901 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-02 21:57:51,901 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-02 21:57:51,902 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-02 21:57:51,903 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-02 21:57:51,903 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-02 21:57:51,903 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-02 21:57:51,904 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-02 21:57:51,905 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-02 21:57:51,905 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-02 21:57:51,906 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-02 21:57:51,906 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-02 21:57:51,907 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-02 21:57:51,907 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-02 21:57:51,907 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-02 21:57:51,908 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-02 21:57:51,909 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-02 21:57:51,909 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-11-02 21:57:51,935 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-02 21:57:51,936 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-02 21:57:51,936 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-02 21:57:51,936 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-02 21:57:51,938 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-02 21:57:51,938 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-02 21:57:51,938 INFO L138 SettingsManager]: * Use SBE=true [2021-11-02 21:57:51,938 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-02 21:57:51,938 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-02 21:57:51,939 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-02 21:57:51,939 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-02 21:57:51,939 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-02 21:57:51,940 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-02 21:57:51,940 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-02 21:57:51,940 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-02 21:57:51,940 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-02 21:57:51,940 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-02 21:57:51,940 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-02 21:57:51,940 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-02 21:57:51,940 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-02 21:57:51,941 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-02 21:57:51,941 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-02 21:57:51,941 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-02 21:57:51,941 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-02 21:57:51,941 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-02 21:57:51,941 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-02 21:57:51,941 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-02 21:57:51,942 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-02 21:57:51,942 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-02 21:57:51,942 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-02 21:57:51,942 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-02 21:57:51,942 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9c916f7cd46f1890dabf82933f4e66c296f8249a4c1906e098bf8506df0bb4e4 [2021-11-02 21:57:52,247 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-02 21:57:52,269 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-02 21:57:52,272 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-02 21:57:52,273 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-02 21:57:52,273 INFO L275 PluginConnector]: CDTParser initialized [2021-11-02 21:57:52,274 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2021-11-02 21:57:52,324 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac12d0ffe/3f83c66014f74e918d76439833a07d04/FLAGb83e64307 [2021-11-02 21:57:53,163 INFO L306 CDTParser]: Found 1 translation units. [2021-11-02 21:57:53,164 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2021-11-02 21:57:53,261 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac12d0ffe/3f83c66014f74e918d76439833a07d04/FLAGb83e64307 [2021-11-02 21:57:53,660 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac12d0ffe/3f83c66014f74e918d76439833a07d04 [2021-11-02 21:57:53,662 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-02 21:57:53,664 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-02 21:57:53,665 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-02 21:57:53,665 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-02 21:57:53,677 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-02 21:57:53,677 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 09:57:53" (1/1) ... [2021-11-02 21:57:53,678 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f6be0a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:57:53, skipping insertion in model container [2021-11-02 21:57:53,678 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 09:57:53" (1/1) ... [2021-11-02 21:57:53,683 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-02 21:57:53,850 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-02 21:57:56,331 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: qxl_io_log [2021-11-02 21:57:56,332 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6ffa082f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:57:56, skipping insertion in model container [2021-11-02 21:57:56,332 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-02 21:57:56,332 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-02 21:57:56,334 INFO L158 Benchmark]: Toolchain (without parser) took 2669.21ms. Allocated memory was 67.1MB in the beginning and 109.1MB in the end (delta: 41.9MB). Free memory was 39.4MB in the beginning and 49.1MB in the end (delta: -9.7MB). Peak memory consumption was 36.8MB. Max. memory is 16.1GB. [2021-11-02 21:57:56,334 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 54.5MB. Free memory was 37.3MB in the beginning and 37.2MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-02 21:57:56,335 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2667.66ms. Allocated memory was 67.1MB in the beginning and 109.1MB in the end (delta: 41.9MB). Free memory was 39.2MB in the beginning and 49.1MB in the end (delta: -9.9MB). Peak memory consumption was 36.8MB. Max. memory is 16.1GB. [2021-11-02 21:57:56,336 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 54.5MB. Free memory was 37.3MB in the beginning and 37.2MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2667.66ms. Allocated memory was 67.1MB in the beginning and 109.1MB in the end (delta: 41.9MB). Free memory was 39.2MB in the beginning and 49.1MB in the end (delta: -9.9MB). Peak memory consumption was 36.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8486]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: qxl_io_log RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN