./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--stkwebcam--stkwebcam.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_8cb1f659-8317-4ff3-b393-5c870d3e0a71/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_8cb1f659-8317-4ff3-b393-5c870d3e0a71/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_8cb1f659-8317-4ff3-b393-5c870d3e0a71/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_8cb1f659-8317-4ff3-b393-5c870d3e0a71/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--stkwebcam--stkwebcam.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_8cb1f659-8317-4ff3-b393-5c870d3e0a71/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_8cb1f659-8317-4ff3-b393-5c870d3e0a71/bin/ukojak --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f6d30df66b2fe2218df31f96349e1c7548e8362b ............................................................................................................................... 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_8cb1f659-8317-4ff3-b393-5c870d3e0a71/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_8cb1f659-8317-4ff3-b393-5c870d3e0a71/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_8cb1f659-8317-4ff3-b393-5c870d3e0a71/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_8cb1f659-8317-4ff3-b393-5c870d3e0a71/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--stkwebcam--stkwebcam.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_8cb1f659-8317-4ff3-b393-5c870d3e0a71/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_8cb1f659-8317-4ff3-b393-5c870d3e0a71/bin/ukojak --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f6d30df66b2fe2218df31f96349e1c7548e8362b ................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-30 00:35:07,467 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 00:35:07,470 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 00:35:07,529 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 00:35:07,529 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 00:35:07,534 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 00:35:07,536 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 00:35:07,540 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 00:35:07,542 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 00:35:07,562 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 00:35:07,563 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 00:35:07,564 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 00:35:07,565 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 00:35:07,565 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 00:35:07,567 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 00:35:07,568 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 00:35:07,569 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 00:35:07,570 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 00:35:07,572 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 00:35:07,580 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 00:35:07,584 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 00:35:07,586 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 00:35:07,591 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 00:35:07,592 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 00:35:07,604 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 00:35:07,605 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 00:35:07,605 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 00:35:07,607 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 00:35:07,608 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 00:35:07,609 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 00:35:07,610 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 00:35:07,611 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 00:35:07,613 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 00:35:07,614 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 00:35:07,615 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 00:35:07,615 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 00:35:07,616 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 00:35:07,616 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 00:35:07,617 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 00:35:07,618 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 00:35:07,618 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 00:35:07,621 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_8cb1f659-8317-4ff3-b393-5c870d3e0a71/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2020-11-30 00:35:07,663 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 00:35:07,664 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 00:35:07,665 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 00:35:07,665 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-30 00:35:07,666 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 00:35:07,666 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 00:35:07,667 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 00:35:07,667 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 00:35:07,667 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 00:35:07,667 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 00:35:07,668 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 00:35:07,669 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 00:35:07,669 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 00:35:07,669 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 00:35:07,669 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 00:35:07,670 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-30 00:35:07,670 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-30 00:35:07,670 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 00:35:07,670 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 00:35:07,671 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-30 00:35:07,671 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 00:35:07,671 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 00:35:07,671 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 00:35:07,671 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-30 00:35:07,672 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 00:35:07,672 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 00:35:07,672 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 00:35:07,672 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_8cb1f659-8317-4ff3-b393-5c870d3e0a71/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_8cb1f659-8317-4ff3-b393-5c870d3e0a71/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f6d30df66b2fe2218df31f96349e1c7548e8362b [2020-11-30 00:35:08,007 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 00:35:08,044 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 00:35:08,047 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 00:35:08,049 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 00:35:08,049 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 00:35:08,050 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_8cb1f659-8317-4ff3-b393-5c870d3e0a71/bin/ukojak/../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--stkwebcam--stkwebcam.ko-entry_point.cil.out.i [2020-11-30 00:35:08,118 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8cb1f659-8317-4ff3-b393-5c870d3e0a71/bin/ukojak/data/ddd2215fe/1925e07fe8bf4062908cf6537c5543dd/FLAG95403cb61 [2020-11-30 00:35:09,105 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 00:35:09,106 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_8cb1f659-8317-4ff3-b393-5c870d3e0a71/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--stkwebcam--stkwebcam.ko-entry_point.cil.out.i [2020-11-30 00:35:09,158 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8cb1f659-8317-4ff3-b393-5c870d3e0a71/bin/ukojak/data/ddd2215fe/1925e07fe8bf4062908cf6537c5543dd/FLAG95403cb61 [2020-11-30 00:35:09,471 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_8cb1f659-8317-4ff3-b393-5c870d3e0a71/bin/ukojak/data/ddd2215fe/1925e07fe8bf4062908cf6537c5543dd [2020-11-30 00:35:09,473 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 00:35:09,475 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 00:35:09,477 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 00:35:09,478 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 00:35:09,481 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 00:35:09,482 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:35:09" (1/1) ... [2020-11-30 00:35:09,484 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6dca31d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:35:09, skipping insertion in model container [2020-11-30 00:35:09,484 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:35:09" (1/1) ... [2020-11-30 00:35:09,492 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 00:35:09,642 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 00:35:10,225 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4416] [2020-11-30 00:35:11,393 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-30 00:35:11,394 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@ae05a81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:35:11, skipping insertion in model container [2020-11-30 00:35:11,394 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 00:35:11,394 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-30 00:35:11,396 INFO L168 Benchmark]: Toolchain (without parser) took 1920.12 ms. Allocated memory was 100.7 MB in the beginning and 142.6 MB in the end (delta: 41.9 MB). Free memory was 62.8 MB in the beginning and 101.5 MB in the end (delta: -38.8 MB). Peak memory consumption was 38.3 MB. Max. memory is 16.1 GB. [2020-11-30 00:35:11,397 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 100.7 MB. Free memory is still 60.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 00:35:11,398 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1916.99 ms. Allocated memory was 100.7 MB in the beginning and 142.6 MB in the end (delta: 41.9 MB). Free memory was 62.5 MB in the beginning and 101.5 MB in the end (delta: -39.0 MB). Peak memory consumption was 38.3 MB. Max. memory is 16.1 GB. [2020-11-30 00:35:11,400 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 100.7 MB. Free memory is still 60.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1916.99 ms. Allocated memory was 100.7 MB in the beginning and 142.6 MB in the end (delta: 41.9 MB). Free memory was 62.5 MB in the beginning and 101.5 MB in the end (delta: -39.0 MB). Peak memory consumption was 38.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6450]: 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 [2020-11-30 00:35:13,785 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 00:35:13,789 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 00:35:13,845 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 00:35:13,846 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 00:35:13,852 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 00:35:13,855 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 00:35:13,860 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 00:35:13,864 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 00:35:13,871 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 00:35:13,872 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 00:35:13,878 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 00:35:13,879 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 00:35:13,894 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 00:35:13,896 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 00:35:13,897 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 00:35:13,898 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 00:35:13,902 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 00:35:13,906 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 00:35:13,914 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 00:35:13,916 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 00:35:13,918 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 00:35:13,920 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 00:35:13,922 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 00:35:13,931 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 00:35:13,935 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 00:35:13,936 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 00:35:13,937 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 00:35:13,939 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 00:35:13,940 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 00:35:13,941 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 00:35:13,942 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 00:35:13,944 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 00:35:13,945 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 00:35:13,946 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 00:35:13,946 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 00:35:13,947 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 00:35:13,947 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 00:35:13,948 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 00:35:13,950 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 00:35:13,950 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 00:35:13,951 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_8cb1f659-8317-4ff3-b393-5c870d3e0a71/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2020-11-30 00:35:13,997 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 00:35:13,997 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 00:35:13,999 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 00:35:13,999 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-30 00:35:14,001 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 00:35:14,001 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 00:35:14,002 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 00:35:14,002 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 00:35:14,002 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 00:35:14,002 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 00:35:14,003 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 00:35:14,004 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-30 00:35:14,004 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-30 00:35:14,004 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-30 00:35:14,004 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 00:35:14,005 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 00:35:14,005 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 00:35:14,005 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-30 00:35:14,005 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-30 00:35:14,006 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 00:35:14,006 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 00:35:14,006 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-30 00:35:14,006 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 00:35:14,007 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 00:35:14,007 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 00:35:14,007 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-30 00:35:14,007 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-30 00:35:14,008 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 00:35:14,008 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-11-30 00:35:14,008 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 00:35:14,008 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-11-30 00:35:14,009 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_8cb1f659-8317-4ff3-b393-5c870d3e0a71/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_8cb1f659-8317-4ff3-b393-5c870d3e0a71/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f6d30df66b2fe2218df31f96349e1c7548e8362b [2020-11-30 00:35:14,433 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 00:35:14,476 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 00:35:14,479 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 00:35:14,481 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 00:35:14,486 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 00:35:14,487 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_8cb1f659-8317-4ff3-b393-5c870d3e0a71/bin/ukojak/../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--stkwebcam--stkwebcam.ko-entry_point.cil.out.i [2020-11-30 00:35:14,560 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8cb1f659-8317-4ff3-b393-5c870d3e0a71/bin/ukojak/data/673c3b15e/ffce66e9f3e4433ea73c21724f6977f5/FLAG3f8529483 [2020-11-30 00:35:15,600 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 00:35:15,601 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_8cb1f659-8317-4ff3-b393-5c870d3e0a71/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--stkwebcam--stkwebcam.ko-entry_point.cil.out.i [2020-11-30 00:35:15,667 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8cb1f659-8317-4ff3-b393-5c870d3e0a71/bin/ukojak/data/673c3b15e/ffce66e9f3e4433ea73c21724f6977f5/FLAG3f8529483 [2020-11-30 00:35:15,928 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_8cb1f659-8317-4ff3-b393-5c870d3e0a71/bin/ukojak/data/673c3b15e/ffce66e9f3e4433ea73c21724f6977f5 [2020-11-30 00:35:15,931 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 00:35:15,934 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 00:35:15,938 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 00:35:15,938 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 00:35:15,942 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 00:35:15,943 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:35:15" (1/1) ... [2020-11-30 00:35:15,946 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18f1095f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:35:15, skipping insertion in model container [2020-11-30 00:35:15,946 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:35:15" (1/1) ... [2020-11-30 00:35:15,954 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 00:35:16,155 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 00:35:16,784 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4416] [2020-11-30 00:35:17,884 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-30 00:35:17,886 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@78a9127c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:35:17, skipping insertion in model container [2020-11-30 00:35:17,886 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 00:35:17,887 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-30 00:35:17,890 INFO L168 Benchmark]: Toolchain (without parser) took 1953.89 ms. Allocated memory was 65.0 MB in the beginning and 98.6 MB in the end (delta: 33.6 MB). Free memory was 42.4 MB in the beginning and 63.3 MB in the end (delta: -20.9 MB). Peak memory consumption was 35.1 MB. Max. memory is 16.1 GB. [2020-11-30 00:35:17,891 INFO L168 Benchmark]: CDTParser took 2.35 ms. Allocated memory is still 50.3 MB. Free memory was 31.3 MB in the beginning and 31.3 MB in the end (delta: 35.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 00:35:17,893 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1948.73 ms. Allocated memory was 65.0 MB in the beginning and 98.6 MB in the end (delta: 33.6 MB). Free memory was 42.2 MB in the beginning and 63.3 MB in the end (delta: -21.1 MB). Peak memory consumption was 35.1 MB. Max. memory is 16.1 GB. [2020-11-30 00:35:17,895 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.35 ms. Allocated memory is still 50.3 MB. Free memory was 31.3 MB in the beginning and 31.3 MB in the end (delta: 35.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1948.73 ms. Allocated memory was 65.0 MB in the beginning and 98.6 MB in the end (delta: 33.6 MB). Free memory was 42.2 MB in the beginning and 63.3 MB in the end (delta: -21.1 MB). Peak memory consumption was 35.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6450]: 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...