./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-32_7a-drivers--gpu--drm--i915--i915.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5b36d44f 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-32_7a-drivers--gpu--drm--i915--i915.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 3e2c273e06bb3f2b20d720f2b24bf34fef4ffc3064df097c5b3174c65e6b5940 --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.seqcomp-5b36d44 [2021-11-07 20:51:27,644 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 20:51:27,645 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 20:51:27,678 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 20:51:27,695 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 20:51:27,698 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 20:51:27,700 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 20:51:27,702 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 20:51:27,704 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 20:51:27,708 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 20:51:27,709 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 20:51:27,710 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 20:51:27,710 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 20:51:27,712 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 20:51:27,713 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 20:51:27,715 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 20:51:27,716 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 20:51:27,717 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 20:51:27,720 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 20:51:27,721 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 20:51:27,722 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 20:51:27,724 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 20:51:27,725 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 20:51:27,726 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 20:51:27,727 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 20:51:27,729 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 20:51:27,729 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 20:51:27,730 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 20:51:27,731 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 20:51:27,732 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 20:51:27,732 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 20:51:27,732 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 20:51:27,733 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 20:51:27,734 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 20:51:27,735 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 20:51:27,735 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 20:51:27,736 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 20:51:27,736 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 20:51:27,737 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 20:51:27,737 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 20:51:27,737 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 20:51:27,738 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-07 20:51:27,765 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 20:51:27,765 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 20:51:27,766 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-07 20:51:27,766 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-07 20:51:27,767 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-07 20:51:27,767 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-07 20:51:27,767 INFO L138 SettingsManager]: * Use SBE=true [2021-11-07 20:51:27,768 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 20:51:27,768 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 20:51:27,768 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 20:51:27,768 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 20:51:27,769 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 20:51:27,769 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 20:51:27,769 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 20:51:27,769 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 20:51:27,769 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 20:51:27,769 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 20:51:27,769 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 20:51:27,770 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 20:51:27,770 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 20:51:27,770 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 20:51:27,770 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 20:51:27,770 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 20:51:27,770 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-07 20:51:27,770 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 20:51:27,771 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-07 20:51:27,771 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-07 20:51:27,771 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 20:51:27,771 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 20:51:27,771 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3e2c273e06bb3f2b20d720f2b24bf34fef4ffc3064df097c5b3174c65e6b5940 [2021-11-07 20:51:27,951 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 20:51:27,969 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 20:51:27,972 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 20:51:27,972 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 20:51:27,973 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 20:51:27,974 INFO L432 ainManager$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-32_7a-drivers--gpu--drm--i915--i915.ko-entry_point.cil.out.i [2021-11-07 20:51:28,034 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6501a18c/88304e4cd0534aada044ecd505803b03/FLAGbab5fd70a [2021-11-07 20:51:30,508 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 20:51:30,509 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--i915--i915.ko-entry_point.cil.out.i [2021-11-07 20:51:30,788 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6501a18c/88304e4cd0534aada044ecd505803b03/FLAGbab5fd70a [2021-11-07 20:51:31,047 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6501a18c/88304e4cd0534aada044ecd505803b03 [2021-11-07 20:51:31,049 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 20:51:31,050 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 20:51:31,052 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 20:51:31,053 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 20:51:31,055 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 20:51:31,055 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 08:51:31" (1/1) ... [2021-11-07 20:51:31,057 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6274c57f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:51:31, skipping insertion in model container [2021-11-07 20:51:31,057 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 08:51:31" (1/1) ... [2021-11-07 20:51:31,061 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 20:51:31,997 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 20:52:33,160 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2021-11-07 20:52:33,161 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@419b3dac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:52:33, skipping insertion in model container [2021-11-07 20:52:33,161 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 20:52:33,161 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 20:52:33,163 INFO L158 Benchmark]: Toolchain (without parser) took 62111.64ms. Allocated memory was 293.6MB in the beginning and 1.1GB in the end (delta: 830.5MB). Free memory was 100.7MB in the beginning and 758.0MB in the end (delta: -657.3MB). Peak memory consumption was 706.7MB. Max. memory is 16.1GB. [2021-11-07 20:52:33,163 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 69.2MB. Free memory is still 31.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-07 20:52:33,164 INFO L158 Benchmark]: CACSL2BoogieTranslator took 62108.81ms. Allocated memory was 293.6MB in the beginning and 1.1GB in the end (delta: 830.5MB). Free memory was 100.7MB in the beginning and 758.0MB in the end (delta: -657.3MB). Peak memory consumption was 706.7MB. Max. memory is 16.1GB. [2021-11-07 20:52:33,165 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 69.2MB. Free memory is still 31.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 62108.81ms. Allocated memory was 293.6MB in the beginning and 1.1GB in the end (delta: 830.5MB). Free memory was 100.7MB in the beginning and 758.0MB in the end (delta: -657.3MB). Peak memory consumption was 706.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 27311]: Unsupported Syntax we need to generalize this to nested and/or variable length arrays 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-32_7a-drivers--gpu--drm--i915--i915.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 3e2c273e06bb3f2b20d720f2b24bf34fef4ffc3064df097c5b3174c65e6b5940 --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.seqcomp-5b36d44 [2021-11-07 20:52:34,665 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 20:52:34,666 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 20:52:34,684 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 20:52:34,685 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 20:52:34,686 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 20:52:34,686 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 20:52:34,687 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 20:52:34,688 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 20:52:34,689 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 20:52:34,690 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 20:52:34,690 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 20:52:34,691 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 20:52:34,691 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 20:52:34,692 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 20:52:34,693 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 20:52:34,693 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 20:52:34,694 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 20:52:34,695 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 20:52:34,696 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 20:52:34,697 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 20:52:34,698 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 20:52:34,698 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 20:52:34,699 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 20:52:34,700 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 20:52:34,701 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 20:52:34,701 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 20:52:34,709 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 20:52:34,710 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 20:52:34,710 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 20:52:34,710 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 20:52:34,714 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 20:52:34,714 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 20:52:34,715 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 20:52:34,715 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 20:52:34,716 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 20:52:34,716 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 20:52:34,716 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 20:52:34,719 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 20:52:34,719 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 20:52:34,720 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 20:52:34,721 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-11-07 20:52:34,743 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 20:52:34,744 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 20:52:34,744 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-07 20:52:34,745 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-07 20:52:34,746 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-07 20:52:34,746 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-07 20:52:34,746 INFO L138 SettingsManager]: * Use SBE=true [2021-11-07 20:52:34,746 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 20:52:34,747 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 20:52:34,747 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 20:52:34,747 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 20:52:34,747 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 20:52:34,748 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 20:52:34,748 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 20:52:34,748 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 20:52:34,748 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 20:52:34,748 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 20:52:34,748 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 20:52:34,748 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 20:52:34,749 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 20:52:34,749 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 20:52:34,749 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 20:52:34,749 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 20:52:34,749 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 20:52:34,749 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-07 20:52:34,749 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 20:52:34,749 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-07 20:52:34,750 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-07 20:52:34,750 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 20:52:34,750 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 20:52:34,750 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 20:52:34,750 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3e2c273e06bb3f2b20d720f2b24bf34fef4ffc3064df097c5b3174c65e6b5940 [2021-11-07 20:52:35,006 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 20:52:35,036 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 20:52:35,037 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 20:52:35,038 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 20:52:35,045 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 20:52:35,046 INFO L432 ainManager$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-32_7a-drivers--gpu--drm--i915--i915.ko-entry_point.cil.out.i [2021-11-07 20:52:35,097 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c169e123d/5fbe4ea2986c4930922cd9334525c674/FLAGf26ea415b [2021-11-07 20:52:37,799 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 20:52:37,800 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--i915--i915.ko-entry_point.cil.out.i [2021-11-07 20:52:38,101 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c169e123d/5fbe4ea2986c4930922cd9334525c674/FLAGf26ea415b [2021-11-07 20:52:38,356 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c169e123d/5fbe4ea2986c4930922cd9334525c674 [2021-11-07 20:52:38,358 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 20:52:38,359 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 20:52:38,359 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 20:52:38,360 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 20:52:38,364 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 20:52:38,364 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 08:52:38" (1/1) ... [2021-11-07 20:52:38,365 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f26ad75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:52:38, skipping insertion in model container [2021-11-07 20:52:38,365 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 08:52:38" (1/1) ... [2021-11-07 20:52:38,372 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 20:52:39,229 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 20:53:42,828 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2021-11-07 20:53:42,829 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@ed9d418 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:53:42, skipping insertion in model container [2021-11-07 20:53:42,830 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 20:53:42,830 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 20:53:42,832 INFO L158 Benchmark]: Toolchain (without parser) took 64472.29ms. Allocated memory was 406.8MB in the beginning and 859.8MB in the end (delta: 453.0MB). Free memory was 203.7MB in the beginning and 356.3MB in the end (delta: -152.6MB). Peak memory consumption was 541.8MB. Max. memory is 16.1GB. [2021-11-07 20:53:42,833 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 67.1MB. Free memory was 48.4MB in the beginning and 48.3MB in the end (delta: 32.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-07 20:53:42,834 INFO L158 Benchmark]: CACSL2BoogieTranslator took 64470.76ms. Allocated memory was 406.8MB in the beginning and 859.8MB in the end (delta: 453.0MB). Free memory was 202.7MB in the beginning and 356.3MB in the end (delta: -153.6MB). Peak memory consumption was 541.8MB. Max. memory is 16.1GB. [2021-11-07 20:53:42,835 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 67.1MB. Free memory was 48.4MB in the beginning and 48.3MB in the end (delta: 32.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 64470.76ms. Allocated memory was 406.8MB in the beginning and 859.8MB in the end (delta: 453.0MB). Free memory was 202.7MB in the beginning and 356.3MB in the end (delta: -153.6MB). Peak memory consumption was 541.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 27311]: Unsupported Syntax we need to generalize this to nested and/or variable length arrays 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