./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--cpia2--cpia2.ko-entry_point.cil.out.i --full-output -ea --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8bd4bc60 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -ea -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--cpia2--cpia2.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(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0b8e77560a1536ca2f31b5e9fd3d5aa62838dc11 ............................................................................................................................ 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 -Xmx12G -Xms1G -ea -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--cpia2--cpia2.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(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0b8e77560a1536ca2f31b5e9fd3d5aa62838dc11 .............................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-8bd4bc6 [2020-07-28 23:37:11,911 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-28 23:37:11,913 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-28 23:37:11,925 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-28 23:37:11,925 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-28 23:37:11,927 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-28 23:37:11,928 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-28 23:37:11,930 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-28 23:37:11,932 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-28 23:37:11,933 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-28 23:37:11,934 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-28 23:37:11,936 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-28 23:37:11,936 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-28 23:37:11,937 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-28 23:37:11,938 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-28 23:37:11,939 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-28 23:37:11,940 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-28 23:37:11,941 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-28 23:37:11,943 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-28 23:37:11,946 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-28 23:37:11,948 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-28 23:37:11,949 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-28 23:37:11,950 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-28 23:37:11,951 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-28 23:37:11,954 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-28 23:37:11,955 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-28 23:37:11,955 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-28 23:37:11,956 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-28 23:37:11,957 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-28 23:37:11,958 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-28 23:37:11,958 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-28 23:37:11,959 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-28 23:37:11,960 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-28 23:37:11,961 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-28 23:37:11,962 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-28 23:37:11,962 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-28 23:37:11,963 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-28 23:37:11,963 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-28 23:37:11,964 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-28 23:37:11,965 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-28 23:37:11,965 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-28 23:37:11,966 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-07-28 23:37:11,990 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-28 23:37:11,990 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-28 23:37:11,992 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-28 23:37:11,994 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-28 23:37:11,994 INFO L138 SettingsManager]: * Use SBE=true [2020-07-28 23:37:11,994 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-28 23:37:11,995 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-28 23:37:11,995 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-28 23:37:11,995 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-28 23:37:11,996 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-28 23:37:11,997 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-28 23:37:11,997 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-28 23:37:11,997 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-28 23:37:11,998 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-28 23:37:11,998 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-28 23:37:11,999 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-28 23:37:11,999 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-28 23:37:11,999 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-28 23:37:11,999 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-28 23:37:12,000 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-28 23:37:12,000 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-28 23:37:12,000 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-28 23:37:12,001 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-28 23:37:12,001 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-28 23:37:12,001 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-28 23:37:12,001 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-28 23:37:12,002 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-28 23:37:12,002 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 -> /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(__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 -> 0b8e77560a1536ca2f31b5e9fd3d5aa62838dc11 [2020-07-28 23:37:12,329 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-28 23:37:12,342 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-28 23:37:12,345 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-28 23:37:12,347 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-28 23:37:12,348 INFO L275 PluginConnector]: CDTParser initialized [2020-07-28 23:37:12,348 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--cpia2--cpia2.ko-entry_point.cil.out.i [2020-07-28 23:37:12,406 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/55bc9eae1/ff005c06fef049e4b94f2e948671ba60/FLAGe8cce290c [2020-07-28 23:37:13,232 INFO L306 CDTParser]: Found 1 translation units. [2020-07-28 23:37:13,233 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--cpia2--cpia2.ko-entry_point.cil.out.i [2020-07-28 23:37:13,281 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/55bc9eae1/ff005c06fef049e4b94f2e948671ba60/FLAGe8cce290c [2020-07-28 23:37:13,673 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/55bc9eae1/ff005c06fef049e4b94f2e948671ba60 [2020-07-28 23:37:13,677 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-28 23:37:13,681 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-07-28 23:37:13,682 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-28 23:37:13,682 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-28 23:37:13,686 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-28 23:37:13,688 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 11:37:13" (1/1) ... [2020-07-28 23:37:13,691 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@384874fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 11:37:13, skipping insertion in model container [2020-07-28 23:37:13,691 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 11:37:13" (1/1) ... [2020-07-28 23:37:13,700 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-28 23:37:13,846 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-28 23:37:14,531 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4414] [2020-07-28 23:37:15,607 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-07-28 23:37:15,608 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7b2971a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 11:37:15, skipping insertion in model container [2020-07-28 23:37:15,609 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-28 23:37:15,610 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-07-28 23:37:15,614 INFO L168 Benchmark]: Toolchain (without parser) took 1933.19 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 98.6 MB). Free memory was 934.7 MB in the beginning and 1.0 GB in the end (delta: -104.3 MB). Peak memory consumption was 62.3 MB. Max. memory is 11.5 GB. [2020-07-28 23:37:15,616 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 981.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-28 23:37:15,617 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1927.49 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 98.6 MB). Free memory was 934.7 MB in the beginning and 1.0 GB in the end (delta: -104.3 MB). Peak memory consumption was 62.3 MB. Max. memory is 11.5 GB. [2020-07-28 23:37:15,620 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 981.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1927.49 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 98.6 MB). Free memory was 934.7 MB in the beginning and 1.0 GB in the end (delta: -104.3 MB). Peak memory consumption was 62.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 5668]: 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 0.1.25-8bd4bc6 [2020-07-28 23:37:17,445 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-28 23:37:17,448 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-28 23:37:17,468 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-28 23:37:17,469 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-28 23:37:17,472 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-28 23:37:17,474 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-28 23:37:17,486 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-28 23:37:17,491 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-28 23:37:17,495 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-28 23:37:17,497 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-28 23:37:17,500 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-28 23:37:17,500 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-28 23:37:17,503 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-28 23:37:17,504 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-28 23:37:17,505 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-28 23:37:17,507 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-28 23:37:17,508 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-28 23:37:17,511 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-28 23:37:17,516 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-28 23:37:17,522 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-28 23:37:17,526 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-28 23:37:17,529 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-28 23:37:17,529 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-28 23:37:17,532 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-28 23:37:17,533 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-28 23:37:17,533 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-28 23:37:17,535 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-28 23:37:17,536 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-28 23:37:17,537 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-28 23:37:17,538 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-28 23:37:17,539 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-28 23:37:17,540 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-28 23:37:17,541 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-28 23:37:17,542 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-28 23:37:17,543 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-28 23:37:17,544 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-28 23:37:17,544 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-28 23:37:17,545 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-28 23:37:17,546 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-28 23:37:17,548 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-28 23:37:17,549 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-07-28 23:37:17,589 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-28 23:37:17,591 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-28 23:37:17,593 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-28 23:37:17,595 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-28 23:37:17,596 INFO L138 SettingsManager]: * Use SBE=true [2020-07-28 23:37:17,596 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-28 23:37:17,596 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-28 23:37:17,597 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-28 23:37:17,597 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-28 23:37:17,597 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-28 23:37:17,598 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-07-28 23:37:17,598 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-07-28 23:37:17,599 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-28 23:37:17,600 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-28 23:37:17,600 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-28 23:37:17,600 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-28 23:37:17,601 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-28 23:37:17,601 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-28 23:37:17,601 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-28 23:37:17,601 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-28 23:37:17,602 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-28 23:37:17,602 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-28 23:37:17,602 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-28 23:37:17,603 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-07-28 23:37:17,603 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-07-28 23:37:17,604 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-28 23:37:17,604 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-28 23:37:17,604 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-28 23:37:17,605 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-07-28 23:37:17,605 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 -> /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(__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 -> 0b8e77560a1536ca2f31b5e9fd3d5aa62838dc11 [2020-07-28 23:37:17,937 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-28 23:37:17,954 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-28 23:37:17,959 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-28 23:37:17,961 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-28 23:37:17,964 INFO L275 PluginConnector]: CDTParser initialized [2020-07-28 23:37:17,965 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--cpia2--cpia2.ko-entry_point.cil.out.i [2020-07-28 23:37:18,044 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f4dbed29/1366a39492b34926ad8e6f11df40fdef/FLAG8acd86ffb [2020-07-28 23:37:19,004 INFO L306 CDTParser]: Found 1 translation units. [2020-07-28 23:37:19,005 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--cpia2--cpia2.ko-entry_point.cil.out.i [2020-07-28 23:37:19,058 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f4dbed29/1366a39492b34926ad8e6f11df40fdef/FLAG8acd86ffb [2020-07-28 23:37:19,378 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f4dbed29/1366a39492b34926ad8e6f11df40fdef [2020-07-28 23:37:19,381 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-28 23:37:19,383 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-07-28 23:37:19,384 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-28 23:37:19,385 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-28 23:37:19,388 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-28 23:37:19,390 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 11:37:19" (1/1) ... [2020-07-28 23:37:19,393 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c0cb75a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 11:37:19, skipping insertion in model container [2020-07-28 23:37:19,393 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 11:37:19" (1/1) ... [2020-07-28 23:37:19,401 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-28 23:37:19,560 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-28 23:37:20,216 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4414] [2020-07-28 23:37:21,185 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-07-28 23:37:21,186 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@57cdaa8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 11:37:21, skipping insertion in model container [2020-07-28 23:37:21,187 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-28 23:37:21,187 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-07-28 23:37:21,192 INFO L168 Benchmark]: Toolchain (without parser) took 1808.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 938.7 MB in the beginning and 1.1 GB in the end (delta: -127.5 MB). Peak memory consumption was 62.9 MB. Max. memory is 11.5 GB. [2020-07-28 23:37:21,193 INFO L168 Benchmark]: CDTParser took 0.95 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-28 23:37:21,195 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1803.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 938.7 MB in the beginning and 1.1 GB in the end (delta: -127.5 MB). Peak memory consumption was 62.9 MB. Max. memory is 11.5 GB. [2020-07-28 23:37:21,198 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.95 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1803.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 938.7 MB in the beginning and 1.1 GB in the end (delta: -127.5 MB). Peak memory consumption was 62.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 5668]: 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...