./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 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_0511fcf9-ddd3-4b77-839d-570187e6eb3d/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_0511fcf9-ddd3-4b77-839d-570187e6eb3d/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_0511fcf9-ddd3-4b77-839d-570187e6eb3d/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_0511fcf9-ddd3-4b77-839d-570187e6eb3d/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_0511fcf9-ddd3-4b77-839d-570187e6eb3d/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_0511fcf9-ddd3-4b77-839d-570187e6eb3d/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_0511fcf9-ddd3-4b77-839d-570187e6eb3d/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_0511fcf9-ddd3-4b77-839d-570187e6eb3d/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_0511fcf9-ddd3-4b77-839d-570187e6eb3d/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_0511fcf9-ddd3-4b77-839d-570187e6eb3d/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_0511fcf9-ddd3-4b77-839d-570187e6eb3d/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_0511fcf9-ddd3-4b77-839d-570187e6eb3d/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 0.2.0-69874e2 [2020-12-01 17:54:55,858 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 17:54:55,861 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 17:54:55,921 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 17:54:55,921 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 17:54:55,927 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 17:54:55,931 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 17:54:55,936 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 17:54:55,938 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 17:54:55,946 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 17:54:55,948 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 17:54:55,950 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 17:54:55,950 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 17:54:55,954 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 17:54:55,956 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 17:54:55,958 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 17:54:55,959 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 17:54:55,960 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 17:54:55,967 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 17:54:55,977 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 17:54:55,979 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 17:54:55,980 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 17:54:55,983 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 17:54:55,984 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 17:54:55,987 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 17:54:55,988 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 17:54:55,988 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 17:54:55,991 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 17:54:55,991 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 17:54:55,993 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 17:54:55,993 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 17:54:55,994 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 17:54:55,996 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 17:54:55,998 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 17:54:55,999 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 17:54:55,999 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 17:54:56,000 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 17:54:56,000 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 17:54:56,001 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 17:54:56,002 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 17:54:56,002 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 17:54:56,009 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_0511fcf9-ddd3-4b77-839d-570187e6eb3d/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2020-12-01 17:54:56,050 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 17:54:56,051 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 17:54:56,052 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 17:54:56,052 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 17:54:56,054 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 17:54:56,054 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 17:54:56,055 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 17:54:56,055 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 17:54:56,055 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 17:54:56,055 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 17:54:56,056 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 17:54:56,057 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 17:54:56,057 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 17:54:56,057 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 17:54:56,058 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 17:54:56,058 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 17:54:56,058 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 17:54:56,058 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 17:54:56,059 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 17:54:56,059 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 17:54:56,059 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 17:54:56,059 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 17:54:56,060 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 17:54:56,060 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 17:54:56,060 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 17:54:56,060 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 17:54:56,061 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 17:54:56,061 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_0511fcf9-ddd3-4b77-839d-570187e6eb3d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_0511fcf9-ddd3-4b77-839d-570187e6eb3d/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f6d30df66b2fe2218df31f96349e1c7548e8362b [2020-12-01 17:54:56,316 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 17:54:56,347 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 17:54:56,352 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 17:54:56,354 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 17:54:56,354 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 17:54:56,356 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_0511fcf9-ddd3-4b77-839d-570187e6eb3d/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 [2020-12-01 17:54:56,423 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0511fcf9-ddd3-4b77-839d-570187e6eb3d/bin/ukojak/data/47a7426ca/9b21ff2c31864067851ad1a91263d37f/FLAG135380dc1 [2020-12-01 17:54:57,285 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 17:54:57,286 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_0511fcf9-ddd3-4b77-839d-570187e6eb3d/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 [2020-12-01 17:54:57,331 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0511fcf9-ddd3-4b77-839d-570187e6eb3d/bin/ukojak/data/47a7426ca/9b21ff2c31864067851ad1a91263d37f/FLAG135380dc1 [2020-12-01 17:54:57,772 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_0511fcf9-ddd3-4b77-839d-570187e6eb3d/bin/ukojak/data/47a7426ca/9b21ff2c31864067851ad1a91263d37f [2020-12-01 17:54:57,777 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 17:54:57,779 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 17:54:57,781 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 17:54:57,781 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 17:54:57,784 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 17:54:57,785 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:54:57" (1/1) ... [2020-12-01 17:54:57,787 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@643d40a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:54:57, skipping insertion in model container [2020-12-01 17:54:57,787 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:54:57" (1/1) ... [2020-12-01 17:54:57,794 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 17:54:57,953 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 17:54:58,580 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4416] [2020-12-01 17:54:59,577 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-12-01 17:54:59,578 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6576c14e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:54:59, skipping insertion in model container [2020-12-01 17:54:59,578 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 17:54:59,578 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-01 17:54:59,581 INFO L168 Benchmark]: Toolchain (without parser) took 1800.69 ms. Allocated memory was 107.0 MB in the beginning and 138.4 MB in the end (delta: 31.5 MB). Free memory was 67.8 MB in the beginning and 94.5 MB in the end (delta: -26.7 MB). Peak memory consumption was 35.1 MB. Max. memory is 16.1 GB. [2020-12-01 17:54:59,584 INFO L168 Benchmark]: CDTParser took 0.54 ms. Allocated memory is still 107.0 MB. Free memory is still 66.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 17:54:59,586 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1797.44 ms. Allocated memory was 107.0 MB in the beginning and 138.4 MB in the end (delta: 31.5 MB). Free memory was 67.6 MB in the beginning and 94.5 MB in the end (delta: -26.9 MB). Peak memory consumption was 35.1 MB. Max. memory is 16.1 GB. [2020-12-01 17:54:59,589 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.54 ms. Allocated memory is still 107.0 MB. Free memory is still 66.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1797.44 ms. Allocated memory was 107.0 MB in the beginning and 138.4 MB in the end (delta: 31.5 MB). Free memory was 67.6 MB in the beginning and 94.5 MB in the end (delta: -26.9 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... ### Bit-precise run ### This is Ultimate 0.2.0-69874e2 [2020-12-01 17:55:01,851 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 17:55:01,855 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 17:55:01,911 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 17:55:01,911 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 17:55:01,916 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 17:55:01,919 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 17:55:01,923 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 17:55:01,927 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 17:55:01,933 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 17:55:01,934 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 17:55:01,939 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 17:55:01,939 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 17:55:01,943 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 17:55:01,948 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 17:55:01,950 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 17:55:01,951 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 17:55:01,954 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 17:55:01,957 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 17:55:01,965 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 17:55:01,967 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 17:55:01,968 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 17:55:01,969 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 17:55:01,972 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 17:55:01,980 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 17:55:01,981 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 17:55:01,981 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 17:55:01,983 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 17:55:01,984 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 17:55:01,985 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 17:55:01,985 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 17:55:01,986 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 17:55:01,988 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 17:55:01,989 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 17:55:01,990 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 17:55:01,990 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 17:55:01,991 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 17:55:01,991 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 17:55:01,991 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 17:55:01,993 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 17:55:01,993 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 17:55:01,994 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_0511fcf9-ddd3-4b77-839d-570187e6eb3d/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2020-12-01 17:55:02,037 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 17:55:02,037 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 17:55:02,039 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 17:55:02,039 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 17:55:02,041 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 17:55:02,041 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 17:55:02,041 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 17:55:02,041 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 17:55:02,042 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 17:55:02,042 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 17:55:02,043 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 17:55:02,043 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-01 17:55:02,043 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-01 17:55:02,043 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-01 17:55:02,044 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 17:55:02,044 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 17:55:02,044 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 17:55:02,044 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 17:55:02,044 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 17:55:02,045 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 17:55:02,045 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 17:55:02,045 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 17:55:02,045 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 17:55:02,045 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 17:55:02,046 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 17:55:02,046 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-01 17:55:02,046 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-01 17:55:02,046 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 17:55:02,046 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-12-01 17:55:02,046 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 17:55:02,047 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-12-01 17:55:02,047 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_0511fcf9-ddd3-4b77-839d-570187e6eb3d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_0511fcf9-ddd3-4b77-839d-570187e6eb3d/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f6d30df66b2fe2218df31f96349e1c7548e8362b [2020-12-01 17:55:02,447 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 17:55:02,468 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 17:55:02,471 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 17:55:02,473 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 17:55:02,477 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 17:55:02,478 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_0511fcf9-ddd3-4b77-839d-570187e6eb3d/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 [2020-12-01 17:55:02,544 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0511fcf9-ddd3-4b77-839d-570187e6eb3d/bin/ukojak/data/dd2162191/f975fad8aa604637b0b2f57500b872f9/FLAGc45f7ff6a [2020-12-01 17:55:03,535 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 17:55:03,535 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_0511fcf9-ddd3-4b77-839d-570187e6eb3d/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 [2020-12-01 17:55:03,598 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0511fcf9-ddd3-4b77-839d-570187e6eb3d/bin/ukojak/data/dd2162191/f975fad8aa604637b0b2f57500b872f9/FLAGc45f7ff6a [2020-12-01 17:55:03,926 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_0511fcf9-ddd3-4b77-839d-570187e6eb3d/bin/ukojak/data/dd2162191/f975fad8aa604637b0b2f57500b872f9 [2020-12-01 17:55:03,930 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 17:55:03,933 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 17:55:03,936 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 17:55:03,937 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 17:55:03,941 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 17:55:03,942 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:55:03" (1/1) ... [2020-12-01 17:55:03,945 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21b943fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:55:03, skipping insertion in model container [2020-12-01 17:55:03,946 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:55:03" (1/1) ... [2020-12-01 17:55:03,954 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 17:55:04,189 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 17:55:04,859 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4416] [2020-12-01 17:55:05,925 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-12-01 17:55:05,926 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4c4aab93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:55:05, skipping insertion in model container [2020-12-01 17:55:05,927 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 17:55:05,928 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-01 17:55:05,931 INFO L168 Benchmark]: Toolchain (without parser) took 1996.17 ms. Allocated memory was 54.5 MB in the beginning and 79.7 MB in the end (delta: 25.2 MB). Free memory was 32.0 MB in the beginning and 43.6 MB in the end (delta: -11.7 MB). Peak memory consumption was 32.2 MB. Max. memory is 16.1 GB. [2020-12-01 17:55:05,933 INFO L168 Benchmark]: CDTParser took 2.18 ms. Allocated memory is still 54.5 MB. Free memory was 37.1 MB in the beginning and 37.1 MB in the end (delta: 38.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 17:55:05,935 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1991.19 ms. Allocated memory was 54.5 MB in the beginning and 79.7 MB in the end (delta: 25.2 MB). Free memory was 31.8 MB in the beginning and 43.6 MB in the end (delta: -11.8 MB). Peak memory consumption was 32.2 MB. Max. memory is 16.1 GB. [2020-12-01 17:55:05,938 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.18 ms. Allocated memory is still 54.5 MB. Free memory was 37.1 MB in the beginning and 37.1 MB in the end (delta: 38.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1991.19 ms. Allocated memory was 54.5 MB in the beginning and 79.7 MB in the end (delta: 25.2 MB). Free memory was 31.8 MB in the beginning and 43.6 MB in the end (delta: -11.8 MB). Peak memory consumption was 32.2 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...