./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--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_bdfb6d18-0f86-492b-bac6-dec25e37fd94/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_bdfb6d18-0f86-492b-bac6-dec25e37fd94/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_bdfb6d18-0f86-492b-bac6-dec25e37fd94/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_bdfb6d18-0f86-492b-bac6-dec25e37fd94/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_bdfb6d18-0f86-492b-bac6-dec25e37fd94/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_bdfb6d18-0f86-492b-bac6-dec25e37fd94/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 4a7ac35952023502a32796c64c36ef5572d7972b ............................................................................................................................... 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_bdfb6d18-0f86-492b-bac6-dec25e37fd94/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_bdfb6d18-0f86-492b-bac6-dec25e37fd94/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_bdfb6d18-0f86-492b-bac6-dec25e37fd94/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_bdfb6d18-0f86-492b-bac6-dec25e37fd94/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_bdfb6d18-0f86-492b-bac6-dec25e37fd94/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_bdfb6d18-0f86-492b-bac6-dec25e37fd94/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 4a7ac35952023502a32796c64c36ef5572d7972b ................................................................................................................................. 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 03:12:05,458 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:12:05,461 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:12:05,502 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:12:05,503 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:12:05,505 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:12:05,508 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:12:05,511 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:12:05,514 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:12:05,516 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:12:05,517 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:12:05,520 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:12:05,520 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:12:05,522 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:12:05,524 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:12:05,526 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:12:05,528 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:12:05,530 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:12:05,533 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:12:05,537 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:12:05,541 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:12:05,543 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:12:05,546 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:12:05,547 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:12:05,552 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:12:05,553 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:12:05,553 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:12:05,555 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:12:05,556 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:12:05,558 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:12:05,558 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:12:05,560 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:12:05,561 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:12:05,562 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:12:05,564 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:12:05,565 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:12:05,566 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:12:05,567 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:12:05,568 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:12:05,569 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:12:05,571 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:12:05,572 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_bdfb6d18-0f86-492b-bac6-dec25e37fd94/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-11-28 03:12:05,604 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:12:05,604 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:12:05,606 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:12:05,606 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:12:05,607 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:12:05,607 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:12:05,607 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 03:12:05,608 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:12:05,608 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 03:12:05,608 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:12:05,609 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 03:12:05,609 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 03:12:05,609 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:12:05,609 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 03:12:05,610 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:12:05,610 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:12:05,610 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:12:05,611 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:12:05,611 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:12:05,611 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:12:05,612 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:12:05,612 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 03:12:05,612 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 03:12:05,613 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 03:12:05,613 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 03:12:05,613 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:12:05,614 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 03:12:05,614 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_bdfb6d18-0f86-492b-bac6-dec25e37fd94/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_bdfb6d18-0f86-492b-bac6-dec25e37fd94/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4a7ac35952023502a32796c64c36ef5572d7972b [2020-11-28 03:12:05,916 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:12:05,978 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:12:05,983 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:12:05,984 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:12:05,986 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:12:05,987 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_bdfb6d18-0f86-492b-bac6-dec25e37fd94/bin/uautomizer/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i [2020-11-28 03:12:06,081 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bdfb6d18-0f86-492b-bac6-dec25e37fd94/bin/uautomizer/data/dfeb3de17/692d90098c33400c83a4fde4014addda/FLAGed40c4a8d [2020-11-28 03:12:07,899 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:12:07,900 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_bdfb6d18-0f86-492b-bac6-dec25e37fd94/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i [2020-11-28 03:12:08,098 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bdfb6d18-0f86-492b-bac6-dec25e37fd94/bin/uautomizer/data/dfeb3de17/692d90098c33400c83a4fde4014addda/FLAGed40c4a8d [2020-11-28 03:12:08,496 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_bdfb6d18-0f86-492b-bac6-dec25e37fd94/bin/uautomizer/data/dfeb3de17/692d90098c33400c83a4fde4014addda [2020-11-28 03:12:08,499 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:12:08,500 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 03:12:08,502 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:12:08,503 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:12:08,523 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:12:08,524 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:12:08" (1/1) ... [2020-11-28 03:12:08,526 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6926348d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:12:08, skipping insertion in model container [2020-11-28 03:12:08,526 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:12:08" (1/1) ... [2020-11-28 03:12:08,535 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:12:08,879 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:12:09,743 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4696] [2020-11-28 03:12:13,125 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-28 03:12:13,126 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6b204b0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:12:13, skipping insertion in model container [2020-11-28 03:12:13,127 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:12:13,127 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 03:12:13,130 INFO L168 Benchmark]: Toolchain (without parser) took 4628.14 ms. Allocated memory was 117.4 MB in the beginning and 155.2 MB in the end (delta: 37.7 MB). Free memory was 78.9 MB in the beginning and 61.1 MB in the end (delta: 17.9 MB). Peak memory consumption was 53.4 MB. Max. memory is 16.1 GB. [2020-11-28 03:12:13,132 INFO L168 Benchmark]: CDTParser took 0.79 ms. Allocated memory is still 86.0 MB. Free memory was 57.3 MB in the beginning and 57.3 MB in the end (delta: 27.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:12:13,133 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4625.05 ms. Allocated memory was 117.4 MB in the beginning and 155.2 MB in the end (delta: 37.7 MB). Free memory was 78.9 MB in the beginning and 61.1 MB in the end (delta: 17.9 MB). Peak memory consumption was 53.4 MB. Max. memory is 16.1 GB. [2020-11-28 03:12:13,135 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.79 ms. Allocated memory is still 86.0 MB. Free memory was 57.3 MB in the beginning and 57.3 MB in the end (delta: 27.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4625.05 ms. Allocated memory was 117.4 MB in the beginning and 155.2 MB in the end (delta: 37.7 MB). Free memory was 78.9 MB in the beginning and 61.1 MB in the end (delta: 17.9 MB). Peak memory consumption was 53.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9602]: 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 03:12:15,992 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:12:15,996 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:12:16,056 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:12:16,057 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:12:16,063 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:12:16,070 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:12:16,073 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:12:16,079 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:12:16,082 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:12:16,084 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:12:16,097 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:12:16,098 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:12:16,103 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:12:16,105 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:12:16,108 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:12:16,110 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:12:16,119 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:12:16,122 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:12:16,126 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:12:16,138 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:12:16,140 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:12:16,143 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:12:16,144 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:12:16,151 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:12:16,154 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:12:16,155 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:12:16,168 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:12:16,169 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:12:16,171 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:12:16,171 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:12:16,173 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:12:16,175 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:12:16,176 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:12:16,178 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:12:16,178 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:12:16,179 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:12:16,180 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:12:16,180 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:12:16,183 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:12:16,184 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:12:16,185 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_bdfb6d18-0f86-492b-bac6-dec25e37fd94/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-11-28 03:12:16,233 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:12:16,233 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:12:16,235 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:12:16,235 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:12:16,235 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:12:16,236 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:12:16,236 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:12:16,236 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 03:12:16,236 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:12:16,237 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 03:12:16,237 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 03:12:16,237 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 03:12:16,237 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 03:12:16,238 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:12:16,238 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 03:12:16,238 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:12:16,239 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:12:16,239 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:12:16,239 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:12:16,239 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:12:16,240 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:12:16,240 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:12:16,240 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 03:12:16,240 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-28 03:12:16,241 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 03:12:16,241 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 03:12:16,241 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:12:16,241 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 03:12:16,242 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-11-28 03:12:16,242 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_bdfb6d18-0f86-492b-bac6-dec25e37fd94/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_bdfb6d18-0f86-492b-bac6-dec25e37fd94/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4a7ac35952023502a32796c64c36ef5572d7972b [2020-11-28 03:12:16,772 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:12:16,827 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:12:16,830 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:12:16,832 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:12:16,837 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:12:16,839 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_bdfb6d18-0f86-492b-bac6-dec25e37fd94/bin/uautomizer/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i [2020-11-28 03:12:16,930 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bdfb6d18-0f86-492b-bac6-dec25e37fd94/bin/uautomizer/data/2db3a3da4/251c336f77d444ec813b8a543cef2a69/FLAGf36f3084c [2020-11-28 03:12:18,787 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:12:18,792 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_bdfb6d18-0f86-492b-bac6-dec25e37fd94/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i [2020-11-28 03:12:18,910 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bdfb6d18-0f86-492b-bac6-dec25e37fd94/bin/uautomizer/data/2db3a3da4/251c336f77d444ec813b8a543cef2a69/FLAGf36f3084c [2020-11-28 03:12:18,955 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_bdfb6d18-0f86-492b-bac6-dec25e37fd94/bin/uautomizer/data/2db3a3da4/251c336f77d444ec813b8a543cef2a69 [2020-11-28 03:12:18,958 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:12:18,961 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 03:12:18,964 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:12:18,964 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:12:19,005 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:12:19,006 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:12:18" (1/1) ... [2020-11-28 03:12:19,009 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d75dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:12:19, skipping insertion in model container [2020-11-28 03:12:19,009 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:12:18" (1/1) ... [2020-11-28 03:12:19,031 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:12:19,432 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:12:20,207 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4696] [2020-11-28 03:12:23,788 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-28 03:12:23,789 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@49f2d4e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:12:23, skipping insertion in model container [2020-11-28 03:12:23,789 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:12:23,789 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 03:12:23,793 INFO L168 Benchmark]: Toolchain (without parser) took 4829.61 ms. Allocated memory was 69.2 MB in the beginning and 239.1 MB in the end (delta: 169.9 MB). Free memory was 26.8 MB in the beginning and 176.1 MB in the end (delta: -149.2 MB). Peak memory consumption was 54.9 MB. Max. memory is 16.1 GB. [2020-11-28 03:12:23,794 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 54.5 MB. Free memory was 35.4 MB in the beginning and 35.3 MB in the end (delta: 62.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:12:23,795 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4825.73 ms. Allocated memory was 69.2 MB in the beginning and 239.1 MB in the end (delta: 169.9 MB). Free memory was 26.5 MB in the beginning and 176.1 MB in the end (delta: -149.5 MB). Peak memory consumption was 54.9 MB. Max. memory is 16.1 GB. [2020-11-28 03:12:23,798 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 54.5 MB. Free memory was 35.4 MB in the beginning and 35.3 MB in the end (delta: 62.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4825.73 ms. Allocated memory was 69.2 MB in the beginning and 239.1 MB in the end (delta: 169.9 MB). Free memory was 26.5 MB in the beginning and 176.1 MB in the end (delta: -149.5 MB). Peak memory consumption was 54.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9602]: 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...