./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--usb--cx231xx--cx231xx.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-08_1a-drivers--media--usb--cx231xx--cx231xx.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 7b97504a51d9e8cf6735b7d3a1abdd8dacea0bcd ............................................................................................................................... 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-08_1a-drivers--media--usb--cx231xx--cx231xx.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 7b97504a51d9e8cf6735b7d3a1abdd8dacea0bcd ................................................................................................................................. 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 01:57:34,931 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-26 01:57:34,935 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-26 01:57:34,989 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-26 01:57:34,990 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-26 01:57:34,992 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-26 01:57:34,994 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-26 01:57:34,996 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-26 01:57:34,999 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-26 01:57:35,000 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-26 01:57:35,001 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-26 01:57:35,003 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-26 01:57:35,004 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-26 01:57:35,005 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-26 01:57:35,007 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-26 01:57:35,008 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-26 01:57:35,010 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-26 01:57:35,011 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-26 01:57:35,013 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-26 01:57:35,016 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-26 01:57:35,018 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-26 01:57:35,020 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-26 01:57:35,021 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-26 01:57:35,022 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-26 01:57:35,026 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-26 01:57:35,026 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-26 01:57:35,027 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-26 01:57:35,028 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-26 01:57:35,029 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-26 01:57:35,030 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-26 01:57:35,030 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-26 01:57:35,031 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-26 01:57:35,032 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-26 01:57:35,033 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-26 01:57:35,035 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-26 01:57:35,035 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-26 01:57:35,036 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-26 01:57:35,037 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-26 01:57:35,037 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-26 01:57:35,038 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-26 01:57:35,039 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-26 01:57:35,041 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-26 01:57:35,084 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-26 01:57:35,085 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-26 01:57:35,087 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-26 01:57:35,087 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-26 01:57:35,087 INFO L138 SettingsManager]: * Use SBE=true [2020-10-26 01:57:35,088 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-26 01:57:35,088 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-26 01:57:35,089 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-26 01:57:35,089 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-26 01:57:35,089 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-26 01:57:35,089 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-26 01:57:35,090 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-26 01:57:35,090 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-26 01:57:35,090 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-26 01:57:35,091 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-26 01:57:35,091 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-26 01:57:35,091 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-26 01:57:35,091 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-26 01:57:35,092 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-26 01:57:35,092 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-26 01:57:35,092 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-26 01:57:35,093 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-26 01:57:35,093 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-26 01:57:35,093 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-26 01:57:35,094 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-26 01:57:35,094 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-26 01:57:35,094 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-26 01:57:35,094 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7b97504a51d9e8cf6735b7d3a1abdd8dacea0bcd [2020-10-26 01:57:35,491 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-26 01:57:35,525 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-26 01:57:35,531 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-26 01:57:35,535 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-26 01:57:35,537 INFO L275 PluginConnector]: CDTParser initialized [2020-10-26 01:57:35,538 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i [2020-10-26 01:57:35,619 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/249c0c916/e6353c1aedb24f20aab2024883755ffe/FLAG3088622bf [2020-10-26 01:57:37,338 INFO L306 CDTParser]: Found 1 translation units. [2020-10-26 01:57:37,339 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i [2020-10-26 01:57:37,635 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/249c0c916/e6353c1aedb24f20aab2024883755ffe/FLAG3088622bf [2020-10-26 01:57:38,061 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/249c0c916/e6353c1aedb24f20aab2024883755ffe [2020-10-26 01:57:38,066 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-26 01:57:38,072 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-26 01:57:38,073 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-26 01:57:38,074 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-26 01:57:38,083 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-26 01:57:38,084 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 01:57:38" (1/1) ... [2020-10-26 01:57:38,089 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78248999 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 01:57:38, skipping insertion in model container [2020-10-26 01:57:38,089 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 01:57:38" (1/1) ... [2020-10-26 01:57:38,099 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-26 01:57:38,396 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-26 01:57:39,199 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4696] [2020-10-26 01:57:41,849 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-10-26 01:57:41,850 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4a4d776 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 01:57:41, skipping insertion in model container [2020-10-26 01:57:41,851 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-26 01:57:41,851 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-26 01:57:41,855 INFO L168 Benchmark]: Toolchain (without parser) took 3785.24 ms. Allocated memory was 58.7 MB in the beginning and 115.3 MB in the end (delta: 56.6 MB). Free memory was 19.8 MB in the beginning and 38.2 MB in the end (delta: -18.4 MB). Peak memory consumption was 62.4 MB. Max. memory is 16.1 GB. [2020-10-26 01:57:41,856 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 41.9 MB. Free memory is still 27.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-10-26 01:57:41,857 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3777.68 ms. Allocated memory was 58.7 MB in the beginning and 115.3 MB in the end (delta: 56.6 MB). Free memory was 19.2 MB in the beginning and 38.2 MB in the end (delta: -19.0 MB). Peak memory consumption was 62.4 MB. Max. memory is 16.1 GB. [2020-10-26 01:57:41,860 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 41.9 MB. Free memory is still 27.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3777.68 ms. Allocated memory was 58.7 MB in the beginning and 115.3 MB in the end (delta: 56.6 MB). Free memory was 19.2 MB in the beginning and 38.2 MB in the end (delta: -19.0 MB). Peak memory consumption was 62.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9612]: 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 01:57:44,416 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-26 01:57:44,419 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-26 01:57:44,460 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-26 01:57:44,461 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-26 01:57:44,463 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-26 01:57:44,465 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-26 01:57:44,467 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-26 01:57:44,470 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-26 01:57:44,471 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-26 01:57:44,472 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-26 01:57:44,474 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-26 01:57:44,475 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-26 01:57:44,476 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-26 01:57:44,478 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-26 01:57:44,479 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-26 01:57:44,480 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-26 01:57:44,482 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-26 01:57:44,484 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-26 01:57:44,487 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-26 01:57:44,490 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-26 01:57:44,493 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-26 01:57:44,495 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-26 01:57:44,496 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-26 01:57:44,500 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-26 01:57:44,500 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-26 01:57:44,501 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-26 01:57:44,502 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-26 01:57:44,503 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-26 01:57:44,504 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-26 01:57:44,505 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-26 01:57:44,506 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-26 01:57:44,507 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-26 01:57:44,508 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-26 01:57:44,510 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-26 01:57:44,510 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-26 01:57:44,511 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-26 01:57:44,512 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-26 01:57:44,512 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-26 01:57:44,514 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-26 01:57:44,522 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-26 01:57:44,523 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-10-26 01:57:44,552 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-26 01:57:44,553 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-26 01:57:44,554 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-26 01:57:44,555 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-26 01:57:44,555 INFO L138 SettingsManager]: * Use SBE=true [2020-10-26 01:57:44,555 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-26 01:57:44,556 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-26 01:57:44,556 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-26 01:57:44,556 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-26 01:57:44,557 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-26 01:57:44,557 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-26 01:57:44,557 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-26 01:57:44,557 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-26 01:57:44,558 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-26 01:57:44,558 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-26 01:57:44,558 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-26 01:57:44,559 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-26 01:57:44,559 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-26 01:57:44,559 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-26 01:57:44,559 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-26 01:57:44,560 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-26 01:57:44,560 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-26 01:57:44,560 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-26 01:57:44,560 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-26 01:57:44,561 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-26 01:57:44,561 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-26 01:57:44,561 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-26 01:57:44,562 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-26 01:57:44,562 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-10-26 01:57:44,562 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7b97504a51d9e8cf6735b7d3a1abdd8dacea0bcd [2020-10-26 01:57:45,053 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-26 01:57:45,084 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-26 01:57:45,090 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-26 01:57:45,091 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-26 01:57:45,093 INFO L275 PluginConnector]: CDTParser initialized [2020-10-26 01:57:45,094 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i [2020-10-26 01:57:45,184 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1eeac5269/1ec8c7c00d2c40999f652d4dd3658dc1/FLAGd7fac7ed4 [2020-10-26 01:57:46,812 INFO L306 CDTParser]: Found 1 translation units. [2020-10-26 01:57:46,813 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i [2020-10-26 01:57:46,968 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1eeac5269/1ec8c7c00d2c40999f652d4dd3658dc1/FLAGd7fac7ed4 [2020-10-26 01:57:47,116 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1eeac5269/1ec8c7c00d2c40999f652d4dd3658dc1 [2020-10-26 01:57:47,120 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-26 01:57:47,143 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-26 01:57:47,156 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-26 01:57:47,157 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-26 01:57:47,166 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-26 01:57:47,170 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 01:57:47" (1/1) ... [2020-10-26 01:57:47,177 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78248999 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 01:57:47, skipping insertion in model container [2020-10-26 01:57:47,179 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 01:57:47" (1/1) ... [2020-10-26 01:57:47,205 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-26 01:57:47,478 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-26 01:57:48,110 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4696] [2020-10-26 01:57:51,355 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-10-26 01:57:51,356 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@584b9a49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 01:57:51, skipping insertion in model container [2020-10-26 01:57:51,356 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-26 01:57:51,357 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-26 01:57:51,361 INFO L168 Benchmark]: Toolchain (without parser) took 4236.03 ms. Allocated memory was 58.7 MB in the beginning and 180.4 MB in the end (delta: 121.6 MB). Free memory was 21.7 MB in the beginning and 103.5 MB in the end (delta: -81.8 MB). Peak memory consumption was 53.8 MB. Max. memory is 16.1 GB. [2020-10-26 01:57:51,362 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 35.7 MB. Free memory was 18.6 MB in the beginning and 18.6 MB in the end (delta: 31.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-26 01:57:51,363 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4200.67 ms. Allocated memory was 58.7 MB in the beginning and 180.4 MB in the end (delta: 121.6 MB). Free memory was 21.1 MB in the beginning and 103.5 MB in the end (delta: -82.5 MB). Peak memory consumption was 53.8 MB. Max. memory is 16.1 GB. [2020-10-26 01:57:51,366 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 35.7 MB. Free memory was 18.6 MB in the beginning and 18.6 MB in the end (delta: 31.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4200.67 ms. Allocated memory was 58.7 MB in the beginning and 180.4 MB in the end (delta: 121.6 MB). Free memory was 21.1 MB in the beginning and 103.5 MB in the end (delta: -82.5 MB). Peak memory consumption was 53.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9612]: 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...