./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 a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_1b36eaa0-bae0-4468-a7e1-da49704923ae/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_1b36eaa0-bae0-4468-a7e1-da49704923ae/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_1b36eaa0-bae0-4468-a7e1-da49704923ae/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_1b36eaa0-bae0-4468-a7e1-da49704923ae/bin/uautomizer/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 /tmp/vcloud-vcloud-master/worker/run_dir_1b36eaa0-bae0-4468-a7e1-da49704923ae/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_1b36eaa0-bae0-4468-a7e1-da49704923ae/bin/uautomizer --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=/tmp/vcloud-vcloud-master/worker/run_dir_1b36eaa0-bae0-4468-a7e1-da49704923ae/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_1b36eaa0-bae0-4468-a7e1-da49704923ae/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_1b36eaa0-bae0-4468-a7e1-da49704923ae/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_1b36eaa0-bae0-4468-a7e1-da49704923ae/bin/uautomizer/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 /tmp/vcloud-vcloud-master/worker/run_dir_1b36eaa0-bae0-4468-a7e1-da49704923ae/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_1b36eaa0-bae0-4468-a7e1-da49704923ae/bin/uautomizer --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-a4ecdab [2020-11-28 02:59:49,575 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 02:59:49,578 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 02:59:49,643 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 02:59:49,644 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 02:59:49,648 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 02:59:49,650 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 02:59:49,654 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 02:59:49,661 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 02:59:49,669 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 02:59:49,670 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 02:59:49,671 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 02:59:49,672 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 02:59:49,675 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 02:59:49,676 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 02:59:49,678 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 02:59:49,679 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 02:59:49,683 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 02:59:49,687 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 02:59:49,690 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 02:59:49,694 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 02:59:49,695 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 02:59:49,697 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 02:59:49,698 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 02:59:49,706 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 02:59:49,707 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 02:59:49,707 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 02:59:49,708 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 02:59:49,709 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 02:59:49,710 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 02:59:49,710 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 02:59:49,711 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 02:59:49,712 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 02:59:49,712 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 02:59:49,714 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 02:59:49,714 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 02:59:49,715 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 02:59:49,715 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 02:59:49,715 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 02:59:49,716 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 02:59:49,720 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 02:59:49,723 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_1b36eaa0-bae0-4468-a7e1-da49704923ae/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-11-28 02:59:49,761 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 02:59:49,761 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 02:59:49,763 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 02:59:49,763 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 02:59:49,764 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 02:59:49,764 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 02:59:49,764 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 02:59:49,764 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 02:59:49,764 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 02:59:49,765 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 02:59:49,765 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 02:59:49,766 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 02:59:49,766 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 02:59:49,766 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 02:59:49,766 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 02:59:49,766 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 02:59:49,767 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 02:59:49,767 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 02:59:49,767 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 02:59:49,767 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 02:59:49,767 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 02:59:49,768 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 02:59:49,768 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 02:59:49,768 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 02:59:49,768 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 02:59:49,768 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 02:59:49,769 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 02:59:49,769 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:/tmp/vcloud-vcloud-master/worker/run_dir_1b36eaa0-bae0-4468-a7e1-da49704923ae/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_1b36eaa0-bae0-4468-a7e1-da49704923ae/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7b97504a51d9e8cf6735b7d3a1abdd8dacea0bcd [2020-11-28 02:59:50,058 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 02:59:50,086 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 02:59:50,090 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 02:59:50,091 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 02:59:50,093 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 02:59:50,094 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_1b36eaa0-bae0-4468-a7e1-da49704923ae/bin/uautomizer/../../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 [2020-11-28 02:59:50,190 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1b36eaa0-bae0-4468-a7e1-da49704923ae/bin/uautomizer/data/fec55256d/3f77ce440db84ef486db2d361414f2e9/FLAGa333435fd [2020-11-28 02:59:51,555 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 02:59:51,556 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_1b36eaa0-bae0-4468-a7e1-da49704923ae/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 [2020-11-28 02:59:51,658 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1b36eaa0-bae0-4468-a7e1-da49704923ae/bin/uautomizer/data/fec55256d/3f77ce440db84ef486db2d361414f2e9/FLAGa333435fd [2020-11-28 02:59:52,092 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_1b36eaa0-bae0-4468-a7e1-da49704923ae/bin/uautomizer/data/fec55256d/3f77ce440db84ef486db2d361414f2e9 [2020-11-28 02:59:52,094 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 02:59:52,096 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 02:59:52,097 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 02:59:52,097 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 02:59:52,100 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 02:59:52,101 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:59:52" (1/1) ... [2020-11-28 02:59:52,103 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f8f50aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:52, skipping insertion in model container [2020-11-28 02:59:52,103 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:59:52" (1/1) ... [2020-11-28 02:59:52,110 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 02:59:52,425 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 02:59:53,033 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4696] [2020-11-28 02:59:55,294 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-28 02:59:55,295 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7f135944 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:55, skipping insertion in model container [2020-11-28 02:59:55,295 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 02:59:55,296 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 02:59:55,298 INFO L168 Benchmark]: Toolchain (without parser) took 3200.72 ms. Allocated memory was 104.9 MB in the beginning and 153.1 MB in the end (delta: 48.2 MB). Free memory was 52.9 MB in the beginning and 59.5 MB in the end (delta: -6.6 MB). Peak memory consumption was 46.0 MB. Max. memory is 16.1 GB. [2020-11-28 02:59:55,300 INFO L168 Benchmark]: CDTParser took 0.66 ms. Allocated memory is still 104.9 MB. Free memory was 77.6 MB in the beginning and 77.6 MB in the end (delta: 28.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 02:59:55,302 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3198.53 ms. Allocated memory was 104.9 MB in the beginning and 153.1 MB in the end (delta: 48.2 MB). Free memory was 52.6 MB in the beginning and 59.5 MB in the end (delta: -7.0 MB). Peak memory consumption was 46.0 MB. Max. memory is 16.1 GB. [2020-11-28 02:59:55,304 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 104.9 MB. Free memory was 77.6 MB in the beginning and 77.6 MB in the end (delta: 28.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3198.53 ms. Allocated memory was 104.9 MB in the beginning and 153.1 MB in the end (delta: 48.2 MB). Free memory was 52.6 MB in the beginning and 59.5 MB in the end (delta: -7.0 MB). Peak memory consumption was 46.0 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-a4ecdab [2020-11-28 02:59:57,560 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 02:59:57,565 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 02:59:57,603 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 02:59:57,603 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 02:59:57,605 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 02:59:57,607 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 02:59:57,610 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 02:59:57,612 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 02:59:57,613 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 02:59:57,615 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 02:59:57,616 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 02:59:57,624 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 02:59:57,626 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 02:59:57,627 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 02:59:57,628 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 02:59:57,629 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 02:59:57,630 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 02:59:57,633 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 02:59:57,635 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 02:59:57,637 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 02:59:57,649 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 02:59:57,650 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 02:59:57,651 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 02:59:57,654 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 02:59:57,655 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 02:59:57,655 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 02:59:57,656 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 02:59:57,657 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 02:59:57,658 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 02:59:57,658 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 02:59:57,659 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 02:59:57,660 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 02:59:57,669 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 02:59:57,671 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 02:59:57,671 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 02:59:57,672 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 02:59:57,672 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 02:59:57,673 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 02:59:57,675 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 02:59:57,676 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 02:59:57,677 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_1b36eaa0-bae0-4468-a7e1-da49704923ae/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-11-28 02:59:57,732 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 02:59:57,732 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 02:59:57,736 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 02:59:57,736 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 02:59:57,736 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 02:59:57,737 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 02:59:57,737 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 02:59:57,737 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 02:59:57,737 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 02:59:57,737 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 02:59:57,738 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 02:59:57,739 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 02:59:57,739 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 02:59:57,739 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 02:59:57,739 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 02:59:57,739 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 02:59:57,740 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 02:59:57,740 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 02:59:57,740 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 02:59:57,740 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 02:59:57,740 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 02:59:57,741 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 02:59:57,741 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 02:59:57,741 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-28 02:59:57,741 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 02:59:57,741 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 02:59:57,742 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 02:59:57,742 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 02:59:57,742 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-11-28 02:59:57,742 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:/tmp/vcloud-vcloud-master/worker/run_dir_1b36eaa0-bae0-4468-a7e1-da49704923ae/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_1b36eaa0-bae0-4468-a7e1-da49704923ae/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7b97504a51d9e8cf6735b7d3a1abdd8dacea0bcd [2020-11-28 02:59:58,164 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 02:59:58,189 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 02:59:58,192 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 02:59:58,193 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 02:59:58,194 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 02:59:58,195 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_1b36eaa0-bae0-4468-a7e1-da49704923ae/bin/uautomizer/../../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 [2020-11-28 02:59:58,274 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1b36eaa0-bae0-4468-a7e1-da49704923ae/bin/uautomizer/data/1e6a4b18e/675dae9be7d1457d9a5d51399479a4f8/FLAG6c25c1428 [2020-11-28 02:59:59,609 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 02:59:59,610 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_1b36eaa0-bae0-4468-a7e1-da49704923ae/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 [2020-11-28 02:59:59,746 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1b36eaa0-bae0-4468-a7e1-da49704923ae/bin/uautomizer/data/1e6a4b18e/675dae9be7d1457d9a5d51399479a4f8/FLAG6c25c1428 [2020-11-28 03:00:00,137 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_1b36eaa0-bae0-4468-a7e1-da49704923ae/bin/uautomizer/data/1e6a4b18e/675dae9be7d1457d9a5d51399479a4f8 [2020-11-28 03:00:00,140 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:00:00,142 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 03:00:00,145 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:00:00,146 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:00:00,149 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:00:00,150 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:00:00" (1/1) ... [2020-11-28 03:00:00,152 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77fbdce0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:00:00, skipping insertion in model container [2020-11-28 03:00:00,152 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:00:00" (1/1) ... [2020-11-28 03:00:00,160 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:00:00,523 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:00:01,167 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4696] [2020-11-28 03:00:03,964 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-28 03:00:03,965 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@516078e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:00:03, skipping insertion in model container [2020-11-28 03:00:03,965 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:00:03,965 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 03:00:03,968 INFO L168 Benchmark]: Toolchain (without parser) took 3824.08 ms. Allocated memory was 67.1 MB in the beginning and 142.6 MB in the end (delta: 75.5 MB). Free memory was 30.1 MB in the beginning and 77.0 MB in the end (delta: -47.0 MB). Peak memory consumption was 48.1 MB. Max. memory is 16.1 GB. [2020-11-28 03:00:03,968 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 67.1 MB. Free memory is still 49.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:00:03,969 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3819.78 ms. Allocated memory was 67.1 MB in the beginning and 142.6 MB in the end (delta: 75.5 MB). Free memory was 29.8 MB in the beginning and 77.0 MB in the end (delta: -47.2 MB). Peak memory consumption was 48.1 MB. Max. memory is 16.1 GB. [2020-11-28 03:00:03,971 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 67.1 MB. Free memory is still 49.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3819.78 ms. Allocated memory was 67.1 MB in the beginning and 142.6 MB in the end (delta: 75.5 MB). Free memory was 29.8 MB in the beginning and 77.0 MB in the end (delta: -47.2 MB). Peak memory consumption was 48.1 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...