./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-zoran-zr36067.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_2e345ed3-3cff-494b-bdea-92c6b3c68e47/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_2e345ed3-3cff-494b-bdea-92c6b3c68e47/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_2e345ed3-3cff-494b-bdea-92c6b3c68e47/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_2e345ed3-3cff-494b-bdea-92c6b3c68e47/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-zoran-zr36067.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_2e345ed3-3cff-494b-bdea-92c6b3c68e47/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_2e345ed3-3cff-494b-bdea-92c6b3c68e47/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 258f6d2c8d46c374c3af7ccca6bc368e69ccf99f .................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_2e345ed3-3cff-494b-bdea-92c6b3c68e47/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_2e345ed3-3cff-494b-bdea-92c6b3c68e47/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_2e345ed3-3cff-494b-bdea-92c6b3c68e47/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_2e345ed3-3cff-494b-bdea-92c6b3c68e47/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-zoran-zr36067.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_2e345ed3-3cff-494b-bdea-92c6b3c68e47/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_2e345ed3-3cff-494b-bdea-92c6b3c68e47/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 258f6d2c8d46c374c3af7ccca6bc368e69ccf99f .............................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 14:41:56,861 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 14:41:56,862 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 14:41:56,871 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 14:41:56,871 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 14:41:56,872 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 14:41:56,873 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 14:41:56,875 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 14:41:56,876 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 14:41:56,877 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 14:41:56,878 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 14:41:56,879 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 14:41:56,879 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 14:41:56,880 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 14:41:56,881 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 14:41:56,882 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 14:41:56,883 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 14:41:56,884 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 14:41:56,885 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 14:41:56,887 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 14:41:56,889 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 14:41:56,890 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 14:41:56,891 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 14:41:56,891 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 14:41:56,893 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 14:41:56,894 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 14:41:56,894 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 14:41:56,894 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 14:41:56,895 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 14:41:56,896 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 14:41:56,896 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 14:41:56,896 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 14:41:56,897 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 14:41:56,897 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 14:41:56,898 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 14:41:56,898 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 14:41:56,899 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 14:41:56,899 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 14:41:56,899 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 14:41:56,900 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 14:41:56,900 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 14:41:56,901 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_2e345ed3-3cff-494b-bdea-92c6b3c68e47/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2019-12-07 14:41:56,911 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 14:41:56,911 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 14:41:56,912 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 14:41:56,912 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 14:41:56,912 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 14:41:56,912 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 14:41:56,912 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 14:41:56,912 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 14:41:56,913 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 14:41:56,913 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 14:41:56,913 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 14:41:56,913 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 14:41:56,913 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 14:41:56,913 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 14:41:56,913 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 14:41:56,914 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 14:41:56,914 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 14:41:56,914 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 14:41:56,914 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 14:41:56,914 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 14:41:56,914 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 14:41:56,915 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 14:41:56,915 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 14:41:56,915 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 14:41:56,915 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 14:41:56,915 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 14:41:56,915 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 14:41:56,915 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 14:41:56,915 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 14:41:56,915 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 14:41:56,916 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 14:41:56,916 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 14:41:56,916 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 14:41:56,916 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 14:41:56,916 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 14:41:56,916 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 14:41:56,916 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 14:41:56,916 INFO L138 SettingsManager]: * To the following directory=dump/ [2019-12-07 14:41:56,916 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_2e345ed3-3cff-494b-bdea-92c6b3c68e47/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(__VERIFIER_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 -> 258f6d2c8d46c374c3af7ccca6bc368e69ccf99f [2019-12-07 14:41:57,014 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 14:41:57,021 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 14:41:57,023 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 14:41:57,024 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 14:41:57,025 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 14:41:57,025 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_2e345ed3-3cff-494b-bdea-92c6b3c68e47/bin/utaipan/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-zoran-zr36067.cil.i [2019-12-07 14:41:57,062 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2e345ed3-3cff-494b-bdea-92c6b3c68e47/bin/utaipan/data/a3c044f71/8c390c3e35cb4607941d0a8fae0d8324/FLAGca083c373 [2019-12-07 14:41:57,793 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 14:41:57,794 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_2e345ed3-3cff-494b-bdea-92c6b3c68e47/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-zoran-zr36067.cil.i [2019-12-07 14:41:57,836 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2e345ed3-3cff-494b-bdea-92c6b3c68e47/bin/utaipan/data/a3c044f71/8c390c3e35cb4607941d0a8fae0d8324/FLAGca083c373 [2019-12-07 14:41:58,046 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_2e345ed3-3cff-494b-bdea-92c6b3c68e47/bin/utaipan/data/a3c044f71/8c390c3e35cb4607941d0a8fae0d8324 [2019-12-07 14:41:58,049 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 14:41:58,050 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 14:41:58,051 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 14:41:58,051 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 14:41:58,053 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 14:41:58,054 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 02:41:58" (1/1) ... [2019-12-07 14:41:58,055 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50c20d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:41:58, skipping insertion in model container [2019-12-07 14:41:58,056 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 02:41:58" (1/1) ... [2019-12-07 14:41:58,061 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 14:41:58,195 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 14:41:59,078 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 14:42:00,476 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-12-07 14:42:00,477 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@25152f5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:42:00, skipping insertion in model container [2019-12-07 14:42:00,477 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 14:42:00,477 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 14:42:00,480 INFO L168 Benchmark]: Toolchain (without parser) took 2428.75 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 102.8 MB). Free memory was 912.8 MB in the beginning and 948.1 MB in the end (delta: -35.3 MB). Peak memory consumption was 226.0 MB. Max. memory is 11.5 GB. [2019-12-07 14:42:00,480 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 961.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 14:42:00,481 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2426.83 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 102.8 MB). Free memory was 912.8 MB in the beginning and 948.1 MB in the end (delta: -35.3 MB). Peak memory consumption was 226.0 MB. Max. memory is 11.5 GB. [2019-12-07 14:42:00,482 INFO L335 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 1.0 GB. Free memory is still 961.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 2426.83 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 102.8 MB). Free memory was 912.8 MB in the beginning and 948.1 MB in the end (delta: -35.3 MB). Peak memory consumption was 226.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 10575]: Unsupported Syntax we need to generalize this to nested and/or variable length arrays RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.25-f470102 [2019-12-07 14:42:01,650 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 14:42:01,651 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 14:42:01,659 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 14:42:01,659 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 14:42:01,660 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 14:42:01,661 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 14:42:01,662 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 14:42:01,663 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 14:42:01,664 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 14:42:01,664 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 14:42:01,665 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 14:42:01,665 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 14:42:01,666 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 14:42:01,667 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 14:42:01,667 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 14:42:01,668 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 14:42:01,669 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 14:42:01,670 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 14:42:01,672 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 14:42:01,673 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 14:42:01,674 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 14:42:01,674 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 14:42:01,675 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 14:42:01,677 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 14:42:01,677 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 14:42:01,677 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 14:42:01,678 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 14:42:01,678 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 14:42:01,679 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 14:42:01,679 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 14:42:01,679 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 14:42:01,680 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 14:42:01,680 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 14:42:01,681 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 14:42:01,681 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 14:42:01,681 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 14:42:01,682 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 14:42:01,682 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 14:42:01,682 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 14:42:01,683 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 14:42:01,683 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_2e345ed3-3cff-494b-bdea-92c6b3c68e47/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2019-12-07 14:42:01,693 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 14:42:01,693 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 14:42:01,694 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 14:42:01,694 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 14:42:01,694 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 14:42:01,694 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 14:42:01,695 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 14:42:01,695 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 14:42:01,695 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 14:42:01,695 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 14:42:01,695 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 14:42:01,695 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 14:42:01,696 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 14:42:01,696 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 14:42:01,696 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 14:42:01,696 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 14:42:01,696 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 14:42:01,696 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 14:42:01,696 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 14:42:01,696 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 14:42:01,697 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 14:42:01,697 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 14:42:01,697 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 14:42:01,697 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 14:42:01,697 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 14:42:01,697 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 14:42:01,697 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 14:42:01,698 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 14:42:01,698 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 14:42:01,698 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 14:42:01,698 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 14:42:01,698 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 14:42:01,698 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 14:42:01,698 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_2e345ed3-3cff-494b-bdea-92c6b3c68e47/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(__VERIFIER_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 -> 258f6d2c8d46c374c3af7ccca6bc368e69ccf99f [2019-12-07 14:42:01,859 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 14:42:01,869 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 14:42:01,872 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 14:42:01,873 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 14:42:01,874 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 14:42:01,874 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_2e345ed3-3cff-494b-bdea-92c6b3c68e47/bin/utaipan/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-zoran-zr36067.cil.i [2019-12-07 14:42:01,915 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2e345ed3-3cff-494b-bdea-92c6b3c68e47/bin/utaipan/data/f5fa71688/d4653711b2c147abbe7f4fa22c5f9600/FLAG63eaf3f8f [2019-12-07 14:42:02,649 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 14:42:02,650 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_2e345ed3-3cff-494b-bdea-92c6b3c68e47/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-zoran-zr36067.cil.i [2019-12-07 14:42:02,691 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2e345ed3-3cff-494b-bdea-92c6b3c68e47/bin/utaipan/data/f5fa71688/d4653711b2c147abbe7f4fa22c5f9600/FLAG63eaf3f8f [2019-12-07 14:42:02,941 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_2e345ed3-3cff-494b-bdea-92c6b3c68e47/bin/utaipan/data/f5fa71688/d4653711b2c147abbe7f4fa22c5f9600 [2019-12-07 14:42:02,943 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 14:42:02,944 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 14:42:02,945 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 14:42:02,945 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 14:42:02,948 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 14:42:02,948 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 02:42:02" (1/1) ... [2019-12-07 14:42:02,950 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5258ce92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:42:02, skipping insertion in model container [2019-12-07 14:42:02,950 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 02:42:02" (1/1) ... [2019-12-07 14:42:02,955 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 14:42:03,099 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 14:42:05,486 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-12-07 14:42:05,487 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4ddbc3c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:42:05, skipping insertion in model container [2019-12-07 14:42:05,487 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 14:42:05,487 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 14:42:05,489 INFO L168 Benchmark]: Toolchain (without parser) took 2544.24 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 260.0 MB). Free memory was 920.2 MB in the beginning and 1.1 GB in the end (delta: -171.3 MB). Peak memory consumption was 313.8 MB. Max. memory is 11.5 GB. [2019-12-07 14:42:05,490 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 14:42:05,490 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2542.32 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 260.0 MB). Free memory was 920.2 MB in the beginning and 1.1 GB in the end (delta: -171.3 MB). Peak memory consumption was 313.8 MB. Max. memory is 11.5 GB. [2019-12-07 14:42:05,491 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 2542.32 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 260.0 MB). Free memory was 920.2 MB in the beginning and 1.1 GB in the end (delta: -171.3 MB). Peak memory consumption was 313.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 10575]: 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...