./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 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-43_2a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 7242fbd53ac8953ece755a0c86dfaebe48d52668 ......................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.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-43_2a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 7242fbd53ac8953ece755a0c86dfaebe48d52668 ........................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-9a8b2e8 [2020-10-20 04:44:43,710 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 04:44:43,712 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 04:44:43,736 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 04:44:43,737 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 04:44:43,738 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 04:44:43,739 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 04:44:43,741 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 04:44:43,751 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 04:44:43,752 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 04:44:43,754 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 04:44:43,755 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 04:44:43,755 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 04:44:43,756 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 04:44:43,758 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 04:44:43,759 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 04:44:43,760 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 04:44:43,763 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 04:44:43,765 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 04:44:43,767 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 04:44:43,771 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 04:44:43,774 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 04:44:43,777 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 04:44:43,780 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 04:44:43,783 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 04:44:43,787 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 04:44:43,788 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 04:44:43,789 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 04:44:43,790 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 04:44:43,792 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 04:44:43,793 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 04:44:43,793 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 04:44:43,794 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 04:44:43,795 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 04:44:43,796 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 04:44:43,797 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 04:44:43,798 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 04:44:43,798 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 04:44:43,799 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 04:44:43,800 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 04:44:43,802 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 04:44:43,803 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-20 04:44:43,851 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 04:44:43,852 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 04:44:43,854 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 04:44:43,854 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 04:44:43,854 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 04:44:43,855 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 04:44:43,855 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 04:44:43,855 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 04:44:43,855 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 04:44:43,856 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 04:44:43,857 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 04:44:43,857 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 04:44:43,857 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 04:44:43,858 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 04:44:43,858 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 04:44:43,859 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 04:44:43,859 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 04:44:43,859 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 04:44:43,859 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 04:44:43,860 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 04:44:43,860 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 04:44:43,860 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 04:44:43,860 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 04:44:43,861 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 04:44:43,861 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 04:44:43,861 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 04:44:43,861 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 04:44:43,862 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 -> 7242fbd53ac8953ece755a0c86dfaebe48d52668 [2020-10-20 04:44:44,101 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 04:44:44,119 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 04:44:44,126 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 04:44:44,128 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 04:44:44,129 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 04:44:44,130 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2020-10-20 04:44:44,210 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac8785200/755dd50122ae444c89a5b6e249c5fda4/FLAGc47a3b680 [2020-10-20 04:44:45,332 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 04:44:45,333 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2020-10-20 04:44:45,405 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac8785200/755dd50122ae444c89a5b6e249c5fda4/FLAGc47a3b680 [2020-10-20 04:44:45,730 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac8785200/755dd50122ae444c89a5b6e249c5fda4 [2020-10-20 04:44:45,733 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 04:44:45,741 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 04:44:45,744 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 04:44:45,744 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 04:44:45,748 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 04:44:45,749 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 04:44:45" (1/1) ... [2020-10-20 04:44:45,754 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36f95768 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:44:45, skipping insertion in model container [2020-10-20 04:44:45,754 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 04:44:45" (1/1) ... [2020-10-20 04:44:45,763 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 04:44:46,118 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 04:44:49,374 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 04:44:49,375 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3899940d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:44:49, skipping insertion in model container [2020-10-20 04:44:49,375 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 04:44:49,376 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-20 04:44:49,381 INFO L168 Benchmark]: Toolchain (without parser) took 3642.75 ms. Allocated memory was 44.6 MB in the beginning and 83.9 MB in the end (delta: 39.3 MB). Free memory was 17.8 MB in the beginning and 25.3 MB in the end (delta: -7.5 MB). Peak memory consumption was 40.4 MB. Max. memory is 14.3 GB. [2020-10-20 04:44:49,382 INFO L168 Benchmark]: CDTParser took 0.77 ms. Allocated memory is still 33.0 MB. Free memory was 17.8 MB in the beginning and 17.8 MB in the end (delta: 39.9 kB). Peak memory consumption was 39.9 kB. Max. memory is 14.3 GB. [2020-10-20 04:44:49,384 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3632.03 ms. Allocated memory was 44.6 MB in the beginning and 83.9 MB in the end (delta: 39.3 MB). Free memory was 17.0 MB in the beginning and 25.3 MB in the end (delta: -8.3 MB). Peak memory consumption was 39.6 MB. Max. memory is 14.3 GB. [2020-10-20 04:44:49,386 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.77 ms. Allocated memory is still 33.0 MB. Free memory was 17.8 MB in the beginning and 17.8 MB in the end (delta: 39.9 kB). Peak memory consumption was 39.9 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 3632.03 ms. Allocated memory was 44.6 MB in the beginning and 83.9 MB in the end (delta: 39.3 MB). Free memory was 17.0 MB in the beginning and 25.3 MB in the end (delta: -8.3 MB). Peak memory consumption was 39.6 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8486]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: qxl_io_log RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.25-9a8b2e8 [2020-10-20 04:44:51,345 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 04:44:51,348 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 04:44:51,392 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 04:44:51,393 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 04:44:51,405 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 04:44:51,407 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 04:44:51,408 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 04:44:51,410 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 04:44:51,411 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 04:44:51,412 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 04:44:51,413 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 04:44:51,413 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 04:44:51,414 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 04:44:51,415 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 04:44:51,417 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 04:44:51,417 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 04:44:51,418 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 04:44:51,420 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 04:44:51,422 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 04:44:51,423 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 04:44:51,424 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 04:44:51,425 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 04:44:51,426 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 04:44:51,437 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 04:44:51,438 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 04:44:51,438 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 04:44:51,439 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 04:44:51,440 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 04:44:51,441 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 04:44:51,441 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 04:44:51,442 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 04:44:51,442 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 04:44:51,443 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 04:44:51,444 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 04:44:51,444 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 04:44:51,445 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 04:44:51,445 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 04:44:51,446 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 04:44:51,447 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 04:44:51,447 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 04:44:51,448 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-10-20 04:44:51,470 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 04:44:51,470 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 04:44:51,472 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 04:44:51,472 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 04:44:51,473 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 04:44:51,475 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 04:44:51,475 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 04:44:51,475 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 04:44:51,475 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 04:44:51,476 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 04:44:51,476 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-20 04:44:51,476 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-20 04:44:51,476 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 04:44:51,476 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 04:44:51,476 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 04:44:51,477 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 04:44:51,477 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 04:44:51,477 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 04:44:51,477 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 04:44:51,477 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 04:44:51,478 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 04:44:51,479 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 04:44:51,479 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 04:44:51,480 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-20 04:44:51,480 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-20 04:44:51,480 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 04:44:51,481 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 04:44:51,481 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 04:44:51,481 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-10-20 04:44:51,481 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 -> 7242fbd53ac8953ece755a0c86dfaebe48d52668 [2020-10-20 04:44:51,691 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 04:44:51,703 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 04:44:51,707 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 04:44:51,709 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 04:44:51,709 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 04:44:51,710 INFO L432 ainManager$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 [2020-10-20 04:44:51,764 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3cc5012c5/bc74ad860df947c3968306f4bc0d37dd/FLAG5f264d110 [2020-10-20 04:44:52,920 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 04:44:52,921 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 [2020-10-20 04:44:53,012 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3cc5012c5/bc74ad860df947c3968306f4bc0d37dd/FLAG5f264d110 [2020-10-20 04:44:53,171 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3cc5012c5/bc74ad860df947c3968306f4bc0d37dd [2020-10-20 04:44:53,174 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 04:44:53,179 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 04:44:53,181 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 04:44:53,181 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 04:44:53,185 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 04:44:53,186 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 04:44:53" (1/1) ... [2020-10-20 04:44:53,190 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ad3d3f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:44:53, skipping insertion in model container [2020-10-20 04:44:53,190 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 04:44:53" (1/1) ... [2020-10-20 04:44:53,199 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 04:44:53,564 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 04:44:56,553 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 04:44:56,555 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4e865190 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:44:56, skipping insertion in model container [2020-10-20 04:44:56,555 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 04:44:56,555 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-20 04:44:56,558 INFO L168 Benchmark]: Toolchain (without parser) took 3381.68 ms. Allocated memory was 42.5 MB in the beginning and 86.0 MB in the end (delta: 43.5 MB). Free memory was 18.9 MB in the beginning and 36.6 MB in the end (delta: -17.8 MB). Peak memory consumption was 46.2 MB. Max. memory is 14.3 GB. [2020-10-20 04:44:56,559 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 30.9 MB. Free memory was 7.9 MB in the beginning and 7.8 MB in the end (delta: 47.8 kB). Peak memory consumption was 47.8 kB. Max. memory is 14.3 GB. [2020-10-20 04:44:56,561 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3374.29 ms. Allocated memory was 42.5 MB in the beginning and 86.0 MB in the end (delta: 43.5 MB). Free memory was 17.8 MB in the beginning and 36.6 MB in the end (delta: -18.8 MB). Peak memory consumption was 45.2 MB. Max. memory is 14.3 GB. [2020-10-20 04:44:56,563 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 30.9 MB. Free memory was 7.9 MB in the beginning and 7.8 MB in the end (delta: 47.8 kB). Peak memory consumption was 47.8 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 3374.29 ms. Allocated memory was 42.5 MB in the beginning and 86.0 MB in the end (delta: 43.5 MB). Free memory was 17.8 MB in the beginning and 36.6 MB in the end (delta: -18.8 MB). Peak memory consumption was 45.2 MB. Max. memory is 14.3 GB. * 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...