./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_aadadc8e-882f-4136-a0f2-623d03c827b4/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_aadadc8e-882f-4136-a0f2-623d03c827b4/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_aadadc8e-882f-4136-a0f2-623d03c827b4/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_aadadc8e-882f-4136-a0f2-623d03c827b4/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_aadadc8e-882f-4136-a0f2-623d03c827b4/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_aadadc8e-882f-4136-a0f2-623d03c827b4/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 2618b04540904214379bb4291bede205e4f0f573 ......................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_aadadc8e-882f-4136-a0f2-623d03c827b4/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_aadadc8e-882f-4136-a0f2-623d03c827b4/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_aadadc8e-882f-4136-a0f2-623d03c827b4/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_aadadc8e-882f-4136-a0f2-623d03c827b4/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_aadadc8e-882f-4136-a0f2-623d03c827b4/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_aadadc8e-882f-4136-a0f2-623d03c827b4/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 2618b04540904214379bb4291bede205e4f0f573 ........................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 14:38:39,713 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 14:38:39,715 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 14:38:39,726 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 14:38:39,727 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 14:38:39,728 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 14:38:39,729 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 14:38:39,731 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 14:38:39,733 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 14:38:39,734 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 14:38:39,735 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 14:38:39,737 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 14:38:39,737 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 14:38:39,738 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 14:38:39,739 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 14:38:39,740 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 14:38:39,741 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 14:38:39,743 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 14:38:39,745 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 14:38:39,747 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 14:38:39,749 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 14:38:39,750 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 14:38:39,751 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 14:38:39,752 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 14:38:39,755 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 14:38:39,755 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 14:38:39,755 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 14:38:39,756 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 14:38:39,756 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 14:38:39,757 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 14:38:39,757 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 14:38:39,758 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 14:38:39,759 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 14:38:39,760 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 14:38:39,761 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 14:38:39,761 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 14:38:39,761 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 14:38:39,762 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 14:38:39,762 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 14:38:39,763 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 14:38:39,763 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 14:38:39,764 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_aadadc8e-882f-4136-a0f2-623d03c827b4/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-12-07 14:38:39,777 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 14:38:39,778 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 14:38:39,779 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 14:38:39,779 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 14:38:39,779 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 14:38:39,779 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 14:38:39,780 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 14:38:39,780 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 14:38:39,780 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 14:38:39,780 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 14:38:39,780 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 14:38:39,780 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 14:38:39,781 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 14:38:39,781 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 14:38:39,781 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 14:38:39,781 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 14:38:39,781 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 14:38:39,782 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 14:38:39,782 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 14:38:39,782 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 14:38:39,782 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 14:38:39,782 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 14:38:39,783 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 14:38:39,783 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 14:38:39,783 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 14:38:39,783 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 14:38:39,784 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 14:38:39,784 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_aadadc8e-882f-4136-a0f2-623d03c827b4/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(__VERIFIER_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 -> 2618b04540904214379bb4291bede205e4f0f573 [2019-12-07 14:38:39,906 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 14:38:39,915 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 14:38:39,918 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 14:38:39,919 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 14:38:39,919 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 14:38:39,919 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_aadadc8e-882f-4136-a0f2-623d03c827b4/bin/uautomizer/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i [2019-12-07 14:38:39,958 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_aadadc8e-882f-4136-a0f2-623d03c827b4/bin/uautomizer/data/26f2587a5/f55375eb67f0444fb966ca7065c4393f/FLAGb006ad088 [2019-12-07 14:38:40,701 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 14:38:40,701 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_aadadc8e-882f-4136-a0f2-623d03c827b4/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i [2019-12-07 14:38:40,758 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_aadadc8e-882f-4136-a0f2-623d03c827b4/bin/uautomizer/data/26f2587a5/f55375eb67f0444fb966ca7065c4393f/FLAGb006ad088 [2019-12-07 14:38:40,936 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_aadadc8e-882f-4136-a0f2-623d03c827b4/bin/uautomizer/data/26f2587a5/f55375eb67f0444fb966ca7065c4393f [2019-12-07 14:38:40,938 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 14:38:40,939 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 14:38:40,940 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 14:38:40,940 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 14:38:40,942 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 14:38:40,943 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 02:38:40" (1/1) ... [2019-12-07 14:38:40,945 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@207cebfc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:38:40, skipping insertion in model container [2019-12-07 14:38:40,945 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 02:38:40" (1/1) ... [2019-12-07 14:38:40,950 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 14:38:41,104 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 14:38:41,442 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4518] [2019-12-07 14:38:43,433 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-12-07 14:38:43,433 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@11fc8d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:38:43, skipping insertion in model container [2019-12-07 14:38:43,434 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 14:38:43,434 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 14:38:43,436 INFO L168 Benchmark]: Toolchain (without parser) took 2495.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 186.1 MB). Free memory was 903.0 MB in the beginning and 1.1 GB in the end (delta: -158.6 MB). Peak memory consumption was 158.8 MB. Max. memory is 11.5 GB. [2019-12-07 14:38:43,436 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 959.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 14:38:43,437 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2493.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 186.1 MB). Free memory was 903.0 MB in the beginning and 1.1 GB in the end (delta: -158.6 MB). Peak memory consumption was 158.8 MB. Max. memory is 11.5 GB. [2019-12-07 14:38:43,438 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 959.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 2493.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 186.1 MB). Free memory was 903.0 MB in the beginning and 1.1 GB in the end (delta: -158.6 MB). Peak memory consumption was 158.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9628]: 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 0.1.25-f470102 [2019-12-07 14:38:44,608 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 14:38:44,609 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 14:38:44,617 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 14:38:44,617 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 14:38:44,618 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 14:38:44,619 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 14:38:44,620 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 14:38:44,622 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 14:38:44,622 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 14:38:44,623 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 14:38:44,624 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 14:38:44,624 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 14:38:44,624 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 14:38:44,625 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 14:38:44,626 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 14:38:44,626 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 14:38:44,627 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 14:38:44,628 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 14:38:44,630 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 14:38:44,631 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 14:38:44,632 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 14:38:44,633 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 14:38:44,633 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 14:38:44,635 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 14:38:44,635 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 14:38:44,635 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 14:38:44,636 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 14:38:44,636 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 14:38:44,637 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 14:38:44,637 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 14:38:44,638 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 14:38:44,638 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 14:38:44,639 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 14:38:44,639 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 14:38:44,639 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 14:38:44,640 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 14:38:44,640 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 14:38:44,640 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 14:38:44,641 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 14:38:44,641 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 14:38:44,642 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_aadadc8e-882f-4136-a0f2-623d03c827b4/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-12-07 14:38:44,651 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 14:38:44,651 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 14:38:44,652 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 14:38:44,652 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 14:38:44,652 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 14:38:44,653 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 14:38:44,653 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 14:38:44,653 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 14:38:44,653 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 14:38:44,653 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 14:38:44,653 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 14:38:44,653 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 14:38:44,653 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 14:38:44,654 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 14:38:44,654 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 14:38:44,654 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 14:38:44,654 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 14:38:44,654 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 14:38:44,654 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 14:38:44,654 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 14:38:44,655 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 14:38:44,655 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 14:38:44,655 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 14:38:44,655 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-12-07 14:38:44,655 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 14:38:44,655 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 14:38:44,655 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 14:38:44,655 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 14:38:44,656 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-12-07 14:38:44,656 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_aadadc8e-882f-4136-a0f2-623d03c827b4/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(__VERIFIER_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 -> 2618b04540904214379bb4291bede205e4f0f573 [2019-12-07 14:38:44,831 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 14:38:44,841 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 14:38:44,844 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 14:38:44,845 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 14:38:44,846 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 14:38:44,846 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_aadadc8e-882f-4136-a0f2-623d03c827b4/bin/uautomizer/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i [2019-12-07 14:38:44,887 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_aadadc8e-882f-4136-a0f2-623d03c827b4/bin/uautomizer/data/8ec5b88ce/a2e0e46c65994e42b9e6be3a714eb85a/FLAGd9c0fad3c [2019-12-07 14:38:45,616 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 14:38:45,617 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_aadadc8e-882f-4136-a0f2-623d03c827b4/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i [2019-12-07 14:38:45,668 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_aadadc8e-882f-4136-a0f2-623d03c827b4/bin/uautomizer/data/8ec5b88ce/a2e0e46c65994e42b9e6be3a714eb85a/FLAGd9c0fad3c [2019-12-07 14:38:45,913 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_aadadc8e-882f-4136-a0f2-623d03c827b4/bin/uautomizer/data/8ec5b88ce/a2e0e46c65994e42b9e6be3a714eb85a [2019-12-07 14:38:45,915 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 14:38:45,916 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 14:38:45,917 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 14:38:45,917 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 14:38:45,919 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 14:38:45,920 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 02:38:45" (1/1) ... [2019-12-07 14:38:45,922 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36623ed3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:38:45, skipping insertion in model container [2019-12-07 14:38:45,922 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 02:38:45" (1/1) ... [2019-12-07 14:38:45,927 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 14:38:46,098 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 14:38:46,437 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4518] [2019-12-07 14:38:48,419 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-12-07 14:38:48,420 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@68a16dbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:38:48, skipping insertion in model container [2019-12-07 14:38:48,420 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 14:38:48,420 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 14:38:48,422 INFO L168 Benchmark]: Toolchain (without parser) took 2505.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 166.7 MB). Free memory was 914.6 MB in the beginning and 1.0 GB in the end (delta: -135.0 MB). Peak memory consumption was 166.9 MB. Max. memory is 11.5 GB. [2019-12-07 14:38:48,423 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 14:38:48,423 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2503.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 166.7 MB). Free memory was 909.2 MB in the beginning and 1.0 GB in the end (delta: -140.4 MB). Peak memory consumption was 161.5 MB. Max. memory is 11.5 GB. [2019-12-07 14:38:48,425 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 2503.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 166.7 MB). Free memory was 909.2 MB in the beginning and 1.0 GB in the end (delta: -140.4 MB). Peak memory consumption was 161.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9628]: 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...