./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--block--DAC960.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 54858612 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--block--DAC960.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 0db0cea902dee508993a1764521a646fb6695cf8 .............................................................................................................................. 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_1.5.800.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--block--DAC960.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 0db0cea902dee508993a1764521a646fb6695cf8 ................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-5485861 [2020-10-26 02:15:41,916 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-26 02:15:41,919 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-26 02:15:41,956 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-26 02:15:41,957 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-26 02:15:41,959 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-26 02:15:41,961 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-26 02:15:41,964 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-26 02:15:41,966 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-26 02:15:41,968 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-26 02:15:41,969 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-26 02:15:41,971 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-26 02:15:41,972 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-26 02:15:41,975 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-26 02:15:41,976 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-26 02:15:41,981 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-26 02:15:41,982 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-26 02:15:41,983 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-26 02:15:41,986 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-26 02:15:41,988 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-26 02:15:41,990 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-26 02:15:41,992 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-26 02:15:41,994 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-26 02:15:41,995 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-26 02:15:41,998 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-26 02:15:41,999 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-26 02:15:41,999 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-26 02:15:42,000 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-26 02:15:42,001 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-26 02:15:42,002 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-26 02:15:42,003 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-26 02:15:42,004 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-26 02:15:42,005 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-26 02:15:42,006 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-26 02:15:42,007 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-26 02:15:42,008 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-26 02:15:42,009 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-26 02:15:42,009 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-26 02:15:42,010 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-26 02:15:42,011 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-26 02:15:42,012 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-26 02:15:42,013 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-26 02:15:42,042 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-26 02:15:42,043 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-26 02:15:42,044 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-26 02:15:42,047 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-26 02:15:42,048 INFO L138 SettingsManager]: * Use SBE=true [2020-10-26 02:15:42,048 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-26 02:15:42,048 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-26 02:15:42,049 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-26 02:15:42,049 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-26 02:15:42,049 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-26 02:15:42,050 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-26 02:15:42,050 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-26 02:15:42,050 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-26 02:15:42,050 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-26 02:15:42,051 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-26 02:15:42,051 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-26 02:15:42,051 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-26 02:15:42,052 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-26 02:15:42,052 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-26 02:15:42,052 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-26 02:15:42,053 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-26 02:15:42,053 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-26 02:15:42,053 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-26 02:15:42,053 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-26 02:15:42,054 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-26 02:15:42,054 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-26 02:15:42,054 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-26 02:15:42,055 INFO L138 SettingsManager]: * To the following directory=dump/ WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0db0cea902dee508993a1764521a646fb6695cf8 [2020-10-26 02:15:42,469 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-26 02:15:42,523 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-26 02:15:42,527 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-26 02:15:42,529 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-26 02:15:42,530 INFO L275 PluginConnector]: CDTParser initialized [2020-10-26 02:15:42,532 INFO L432 ainManager$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--block--DAC960.ko-entry_point.cil.out.i [2020-10-26 02:15:42,633 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4ac2e0db/279809b60f274a12aec064daebe43981/FLAGce5e84196 [2020-10-26 02:15:44,203 INFO L306 CDTParser]: Found 1 translation units. [2020-10-26 02:15:44,204 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--block--DAC960.ko-entry_point.cil.out.i [2020-10-26 02:15:44,279 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4ac2e0db/279809b60f274a12aec064daebe43981/FLAGce5e84196 [2020-10-26 02:15:44,750 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4ac2e0db/279809b60f274a12aec064daebe43981 [2020-10-26 02:15:44,754 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-26 02:15:44,761 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-26 02:15:44,763 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-26 02:15:44,763 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-26 02:15:44,770 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-26 02:15:44,771 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 02:15:44" (1/1) ... [2020-10-26 02:15:44,775 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44c35694 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 02:15:44, skipping insertion in model container [2020-10-26 02:15:44,776 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 02:15:44" (1/1) ... [2020-10-26 02:15:44,785 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-26 02:15:45,081 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-26 02:15:48,371 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-10-26 02:15:48,372 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@22f2d5e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 02:15:48, skipping insertion in model container [2020-10-26 02:15:48,373 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-26 02:15:48,373 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-26 02:15:48,377 INFO L168 Benchmark]: Toolchain (without parser) took 3619.11 ms. Allocated memory was 56.6 MB in the beginning and 125.8 MB in the end (delta: 69.2 MB). Free memory was 26.0 MB in the beginning and 66.3 MB in the end (delta: -40.3 MB). Peak memory consumption was 30.6 MB. Max. memory is 16.1 GB. [2020-10-26 02:15:48,378 INFO L168 Benchmark]: CDTParser took 0.66 ms. Allocated memory is still 44.0 MB. Free memory is still 23.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-10-26 02:15:48,380 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3610.18 ms. Allocated memory was 56.6 MB in the beginning and 125.8 MB in the end (delta: 69.2 MB). Free memory was 25.3 MB in the beginning and 66.3 MB in the end (delta: -41.0 MB). Peak memory consumption was 30.6 MB. Max. memory is 16.1 GB. [2020-10-26 02:15:48,382 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.66 ms. Allocated memory is still 44.0 MB. Free memory is still 23.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3610.18 ms. Allocated memory was 56.6 MB in the beginning and 125.8 MB in the end (delta: 69.2 MB). Free memory was 25.3 MB in the beginning and 66.3 MB in the end (delta: -41.0 MB). Peak memory consumption was 30.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 7518]: 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... ### Bit-precise run ### This is Ultimate 0.2.0-5485861 [2020-10-26 02:15:50,717 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-26 02:15:50,720 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-26 02:15:50,754 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-26 02:15:50,755 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-26 02:15:50,757 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-26 02:15:50,759 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-26 02:15:50,761 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-26 02:15:50,763 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-26 02:15:50,764 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-26 02:15:50,765 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-26 02:15:50,767 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-26 02:15:50,768 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-26 02:15:50,769 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-26 02:15:50,770 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-26 02:15:50,772 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-26 02:15:50,773 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-26 02:15:50,774 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-26 02:15:50,776 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-26 02:15:50,779 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-26 02:15:50,780 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-26 02:15:50,782 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-26 02:15:50,784 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-26 02:15:50,785 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-26 02:15:50,788 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-26 02:15:50,789 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-26 02:15:50,789 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-26 02:15:50,790 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-26 02:15:50,791 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-26 02:15:50,792 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-26 02:15:50,792 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-26 02:15:50,793 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-26 02:15:50,794 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-26 02:15:50,795 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-26 02:15:50,797 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-26 02:15:50,797 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-26 02:15:50,798 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-26 02:15:50,799 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-26 02:15:50,799 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-26 02:15:50,800 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-26 02:15:50,801 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-26 02:15:50,806 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-10-26 02:15:50,862 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-26 02:15:50,865 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-26 02:15:50,868 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-26 02:15:50,869 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-26 02:15:50,869 INFO L138 SettingsManager]: * Use SBE=true [2020-10-26 02:15:50,869 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-26 02:15:50,870 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-26 02:15:50,870 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-26 02:15:50,870 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-26 02:15:50,871 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-26 02:15:50,872 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-26 02:15:50,872 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-26 02:15:50,872 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-26 02:15:50,873 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-26 02:15:50,873 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-26 02:15:50,873 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-26 02:15:50,874 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-26 02:15:50,874 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-26 02:15:50,874 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-26 02:15:50,874 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-26 02:15:50,875 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-26 02:15:50,875 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-26 02:15:50,875 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-26 02:15:50,875 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-26 02:15:50,876 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-26 02:15:50,876 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-26 02:15:50,876 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-26 02:15:50,876 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-26 02:15:50,877 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-10-26 02:15:50,877 INFO L138 SettingsManager]: * To the following directory=dump/ WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0db0cea902dee508993a1764521a646fb6695cf8 [2020-10-26 02:15:51,292 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-26 02:15:51,341 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-26 02:15:51,344 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-26 02:15:51,346 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-26 02:15:51,348 INFO L275 PluginConnector]: CDTParser initialized [2020-10-26 02:15:51,349 INFO L432 ainManager$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--block--DAC960.ko-entry_point.cil.out.i [2020-10-26 02:15:51,431 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ac3acef2/df3674131c7c4fea8c332e206786054c/FLAGaaf988cd0 [2020-10-26 02:15:52,827 INFO L306 CDTParser]: Found 1 translation units. [2020-10-26 02:15:52,828 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--block--DAC960.ko-entry_point.cil.out.i [2020-10-26 02:15:52,932 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ac3acef2/df3674131c7c4fea8c332e206786054c/FLAGaaf988cd0 [2020-10-26 02:15:52,984 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ac3acef2/df3674131c7c4fea8c332e206786054c [2020-10-26 02:15:52,989 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-26 02:15:52,999 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-26 02:15:53,002 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-26 02:15:53,002 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-26 02:15:53,007 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-26 02:15:53,008 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 02:15:52" (1/1) ... [2020-10-26 02:15:53,012 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ce0877 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 02:15:53, skipping insertion in model container [2020-10-26 02:15:53,012 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 02:15:52" (1/1) ... [2020-10-26 02:15:53,022 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-26 02:15:53,286 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-26 02:15:55,679 ERROR L326 MainTranslator]: Unsupported Syntax: conversion to CStruct not implemented. [2020-10-26 02:15:55,679 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@79563a55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 02:15:55, skipping insertion in model container [2020-10-26 02:15:55,680 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-26 02:15:55,680 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-26 02:15:55,683 INFO L168 Benchmark]: Toolchain (without parser) took 2688.76 ms. Allocated memory was 50.3 MB in the beginning and 100.7 MB in the end (delta: 50.3 MB). Free memory was 23.4 MB in the beginning and 46.3 MB in the end (delta: -23.0 MB). Peak memory consumption was 26.8 MB. Max. memory is 16.1 GB. [2020-10-26 02:15:55,684 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 50.3 MB. Free memory is still 33.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-10-26 02:15:55,686 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2678.21 ms. Allocated memory was 50.3 MB in the beginning and 100.7 MB in the end (delta: 50.3 MB). Free memory was 22.8 MB in the beginning and 46.3 MB in the end (delta: -23.6 MB). Peak memory consumption was 26.8 MB. Max. memory is 16.1 GB. [2020-10-26 02:15:55,688 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 50.3 MB. Free memory is still 33.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2678.21 ms. Allocated memory was 50.3 MB in the beginning and 100.7 MB in the end (delta: 50.3 MB). Free memory was 22.8 MB in the beginning and 46.3 MB in the end (delta: -23.6 MB). Peak memory consumption was 26.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6646]: Unsupported Syntax conversion to CStruct not implemented. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...