./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--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_8aefd576-e1a2-4f23-9b2e-1d438ac86565/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_8aefd576-e1a2-4f23-9b2e-1d438ac86565/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_8aefd576-e1a2-4f23-9b2e-1d438ac86565/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_8aefd576-e1a2-4f23-9b2e-1d438ac86565/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_8aefd576-e1a2-4f23-9b2e-1d438ac86565/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_8aefd576-e1a2-4f23-9b2e-1d438ac86565/bin/utaipan --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f619d0f7cd9fbe481200e946cdcf2882d528c5db ..................................................................................................................................................... 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_8aefd576-e1a2-4f23-9b2e-1d438ac86565/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_8aefd576-e1a2-4f23-9b2e-1d438ac86565/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_8aefd576-e1a2-4f23-9b2e-1d438ac86565/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_8aefd576-e1a2-4f23-9b2e-1d438ac86565/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_8aefd576-e1a2-4f23-9b2e-1d438ac86565/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_8aefd576-e1a2-4f23-9b2e-1d438ac86565/bin/utaipan --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f619d0f7cd9fbe481200e946cdcf2882d528c5db ..................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-22 12:56:24,841 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 12:56:24,844 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 12:56:24,900 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 12:56:24,901 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 12:56:24,905 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 12:56:24,907 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 12:56:24,911 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 12:56:24,914 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 12:56:24,919 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 12:56:24,921 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 12:56:24,923 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 12:56:24,923 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 12:56:24,926 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 12:56:24,928 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 12:56:24,930 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 12:56:24,931 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 12:56:24,934 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 12:56:24,937 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 12:56:24,945 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 12:56:24,946 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 12:56:24,948 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 12:56:24,950 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 12:56:24,951 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 12:56:24,959 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 12:56:24,960 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 12:56:24,960 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 12:56:24,962 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 12:56:24,963 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 12:56:24,964 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 12:56:24,965 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 12:56:24,966 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 12:56:24,968 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 12:56:24,969 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 12:56:24,970 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 12:56:24,970 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 12:56:24,971 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 12:56:24,971 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 12:56:24,972 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 12:56:24,972 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 12:56:24,973 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 12:56:24,975 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_8aefd576-e1a2-4f23-9b2e-1d438ac86565/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2020-11-22 12:56:25,021 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 12:56:25,021 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 12:56:25,022 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 12:56:25,022 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 12:56:25,022 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 12:56:25,023 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 12:56:25,023 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-22 12:56:25,023 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 12:56:25,024 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 12:56:25,024 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-22 12:56:25,024 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-22 12:56:25,024 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 12:56:25,024 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-22 12:56:25,025 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-22 12:56:25,025 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-22 12:56:25,025 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 12:56:25,026 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-22 12:56:25,026 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 12:56:25,026 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 12:56:25,026 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 12:56:25,026 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 12:56:25,027 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 12:56:25,027 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 12:56:25,027 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 12:56:25,027 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 12:56:25,027 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 12:56:25,028 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 12:56:25,028 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 12:56:25,028 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 12:56:25,028 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 12:56:25,028 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 12:56:25,029 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 12:56:25,029 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-22 12:56:25,029 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-22 12:56:25,029 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 12:56:25,029 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 12:56:25,029 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 12:56:25,030 INFO L138 SettingsManager]: * To the following directory=dump/ [2020-11-22 12:56:25,030 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_8aefd576-e1a2-4f23-9b2e-1d438ac86565/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_8aefd576-e1a2-4f23-9b2e-1d438ac86565/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f619d0f7cd9fbe481200e946cdcf2882d528c5db [2020-11-22 12:56:25,269 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 12:56:25,305 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 12:56:25,307 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 12:56:25,308 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 12:56:25,309 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 12:56:25,310 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_8aefd576-e1a2-4f23-9b2e-1d438ac86565/bin/utaipan/../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i [2020-11-22 12:56:25,408 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8aefd576-e1a2-4f23-9b2e-1d438ac86565/bin/utaipan/data/ecc2b775a/a9105260852a4ee18a4f5a5f4977b08a/FLAG0c15f5eba [2020-11-22 12:56:26,661 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 12:56:26,662 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_8aefd576-e1a2-4f23-9b2e-1d438ac86565/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i [2020-11-22 12:56:26,735 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8aefd576-e1a2-4f23-9b2e-1d438ac86565/bin/utaipan/data/ecc2b775a/a9105260852a4ee18a4f5a5f4977b08a/FLAG0c15f5eba [2020-11-22 12:56:26,809 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_8aefd576-e1a2-4f23-9b2e-1d438ac86565/bin/utaipan/data/ecc2b775a/a9105260852a4ee18a4f5a5f4977b08a [2020-11-22 12:56:26,811 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 12:56:26,812 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 12:56:26,813 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 12:56:26,813 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 12:56:26,816 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 12:56:26,817 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:56:26" (1/1) ... [2020-11-22 12:56:26,819 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@152cbd6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:56:26, skipping insertion in model container [2020-11-22 12:56:26,819 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:56:26" (1/1) ... [2020-11-22 12:56:26,827 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 12:56:27,078 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 12:56:27,782 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4850] [2020-11-22 12:56:29,513 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 12:56:29,533 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 12:56:29,563 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 12:56:29,563 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 12:56:29,576 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 12:56:29,587 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 12:56:29,599 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 12:56:29,614 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 12:56:29,625 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 12:56:29,679 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 12:56:29,706 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 12:56:29,711 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-22 12:56:29,712 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@48c9a142 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:56:29, skipping insertion in model container [2020-11-22 12:56:29,712 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 12:56:29,713 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-22 12:56:29,715 INFO L168 Benchmark]: Toolchain (without parser) took 2901.48 ms. Allocated memory was 113.2 MB in the beginning and 161.5 MB in the end (delta: 48.2 MB). Free memory was 65.6 MB in the beginning and 77.6 MB in the end (delta: -12.0 MB). Peak memory consumption was 49.0 MB. Max. memory is 16.1 GB. [2020-11-22 12:56:29,716 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 113.2 MB. Free memory was 87.7 MB in the beginning and 87.6 MB in the end (delta: 28.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 12:56:29,717 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2899.32 ms. Allocated memory was 113.2 MB in the beginning and 161.5 MB in the end (delta: 48.2 MB). Free memory was 65.6 MB in the beginning and 77.6 MB in the end (delta: -12.0 MB). Peak memory consumption was 49.0 MB. Max. memory is 16.1 GB. [2020-11-22 12:56:29,719 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 113.2 MB. Free memory was 87.7 MB in the beginning and 87.6 MB in the end (delta: 28.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2899.32 ms. Allocated memory was 113.2 MB in the beginning and 161.5 MB in the end (delta: 48.2 MB). Free memory was 65.6 MB in the beginning and 77.6 MB in the end (delta: -12.0 MB). Peak memory consumption was 49.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9063]: 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 [2020-11-22 12:56:31,956 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 12:56:31,958 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 12:56:31,990 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 12:56:31,991 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 12:56:31,993 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 12:56:31,995 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 12:56:31,997 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 12:56:31,999 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 12:56:32,001 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 12:56:32,002 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 12:56:32,013 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 12:56:32,013 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 12:56:32,015 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 12:56:32,016 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 12:56:32,017 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 12:56:32,019 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 12:56:32,020 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 12:56:32,022 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 12:56:32,024 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 12:56:32,026 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 12:56:32,028 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 12:56:32,029 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 12:56:32,030 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 12:56:32,034 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 12:56:32,034 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 12:56:32,035 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 12:56:32,036 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 12:56:32,036 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 12:56:32,037 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 12:56:32,038 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 12:56:32,039 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 12:56:32,040 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 12:56:32,041 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 12:56:32,042 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 12:56:32,043 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 12:56:32,044 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 12:56:32,044 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 12:56:32,044 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 12:56:32,046 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 12:56:32,047 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 12:56:32,048 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_8aefd576-e1a2-4f23-9b2e-1d438ac86565/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2020-11-22 12:56:32,080 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 12:56:32,080 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 12:56:32,081 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 12:56:32,081 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 12:56:32,081 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 12:56:32,081 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 12:56:32,082 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 12:56:32,082 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 12:56:32,082 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 12:56:32,083 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 12:56:32,083 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 12:56:32,083 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 12:56:32,083 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 12:56:32,083 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 12:56:32,084 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 12:56:32,084 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-22 12:56:32,084 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-22 12:56:32,084 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 12:56:32,084 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 12:56:32,084 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 12:56:32,085 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 12:56:32,085 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-22 12:56:32,085 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 12:56:32,085 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 12:56:32,085 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 12:56:32,085 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 12:56:32,085 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 12:56:32,086 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 12:56:32,086 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-22 12:56:32,086 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-22 12:56:32,086 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 12:56:32,086 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 12:56:32,086 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 12:56:32,086 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_8aefd576-e1a2-4f23-9b2e-1d438ac86565/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_8aefd576-e1a2-4f23-9b2e-1d438ac86565/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f619d0f7cd9fbe481200e946cdcf2882d528c5db [2020-11-22 12:56:32,445 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 12:56:32,469 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 12:56:32,471 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 12:56:32,472 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 12:56:32,477 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 12:56:32,478 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_8aefd576-e1a2-4f23-9b2e-1d438ac86565/bin/utaipan/../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i [2020-11-22 12:56:32,556 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8aefd576-e1a2-4f23-9b2e-1d438ac86565/bin/utaipan/data/2eac49399/db5211a6df734417ba7216de2b5f5583/FLAG55d8b5cbb [2020-11-22 12:56:34,039 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 12:56:34,041 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_8aefd576-e1a2-4f23-9b2e-1d438ac86565/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i [2020-11-22 12:56:34,134 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8aefd576-e1a2-4f23-9b2e-1d438ac86565/bin/utaipan/data/2eac49399/db5211a6df734417ba7216de2b5f5583/FLAG55d8b5cbb [2020-11-22 12:56:34,489 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_8aefd576-e1a2-4f23-9b2e-1d438ac86565/bin/utaipan/data/2eac49399/db5211a6df734417ba7216de2b5f5583 [2020-11-22 12:56:34,490 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 12:56:34,492 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 12:56:34,494 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 12:56:34,494 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 12:56:34,498 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 12:56:34,500 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:56:34" (1/1) ... [2020-11-22 12:56:34,502 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28b30fc4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:56:34, skipping insertion in model container [2020-11-22 12:56:34,502 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:56:34" (1/1) ... [2020-11-22 12:56:34,510 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 12:56:34,898 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 12:56:35,617 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4850] [2020-11-22 12:56:37,832 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-22 12:56:37,833 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5d932c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:56:37, skipping insertion in model container [2020-11-22 12:56:37,833 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 12:56:37,834 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-22 12:56:37,848 INFO L168 Benchmark]: Toolchain (without parser) took 3342.71 ms. Allocated memory was 67.1 MB in the beginning and 178.3 MB in the end (delta: 111.1 MB). Free memory was 28.0 MB in the beginning and 125.9 MB in the end (delta: -97.8 MB). Peak memory consumption was 35.9 MB. Max. memory is 16.1 GB. [2020-11-22 12:56:37,849 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 54.5 MB. Free memory is still 36.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 12:56:37,850 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3340.06 ms. Allocated memory was 67.1 MB in the beginning and 178.3 MB in the end (delta: 111.1 MB). Free memory was 27.7 MB in the beginning and 125.9 MB in the end (delta: -98.1 MB). Peak memory consumption was 35.9 MB. Max. memory is 16.1 GB. [2020-11-22 12:56:37,852 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 54.5 MB. Free memory is still 36.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3340.06 ms. Allocated memory was 67.1 MB in the beginning and 178.3 MB in the end (delta: 111.1 MB). Free memory was 27.7 MB in the beginning and 125.9 MB in the end (delta: -98.1 MB). Peak memory consumption was 35.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9063]: 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...