./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-cx88-cx8800.cil.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_53bb6a36-fd04-4e9f-94ac-153beb44c1c9/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_53bb6a36-fd04-4e9f-94ac-153beb44c1c9/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_53bb6a36-fd04-4e9f-94ac-153beb44c1c9/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_53bb6a36-fd04-4e9f-94ac-153beb44c1c9/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx88-cx8800.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_53bb6a36-fd04-4e9f-94ac-153beb44c1c9/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_53bb6a36-fd04-4e9f-94ac-153beb44c1c9/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 e431f60213f87ee29e5be7b8dfa9ef57dd2da12d ............................................................................................................................................................................. 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_53bb6a36-fd04-4e9f-94ac-153beb44c1c9/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_53bb6a36-fd04-4e9f-94ac-153beb44c1c9/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_53bb6a36-fd04-4e9f-94ac-153beb44c1c9/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_53bb6a36-fd04-4e9f-94ac-153beb44c1c9/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx88-cx8800.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_53bb6a36-fd04-4e9f-94ac-153beb44c1c9/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_53bb6a36-fd04-4e9f-94ac-153beb44c1c9/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 e431f60213f87ee29e5be7b8dfa9ef57dd2da12d .................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 07:32:30,794 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 07:32:30,815 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 07:32:30,873 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 07:32:30,874 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 07:32:30,876 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 07:32:30,878 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 07:32:30,880 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 07:32:30,883 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 07:32:30,884 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 07:32:30,885 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 07:32:30,886 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 07:32:30,887 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 07:32:30,888 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 07:32:30,890 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 07:32:30,891 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 07:32:30,892 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 07:32:30,894 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 07:32:30,900 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 07:32:30,903 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 07:32:30,905 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 07:32:30,916 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 07:32:30,917 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 07:32:30,918 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 07:32:30,921 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 07:32:30,922 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 07:32:30,922 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 07:32:30,923 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 07:32:30,924 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 07:32:30,928 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 07:32:30,928 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 07:32:30,930 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 07:32:30,932 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 07:32:30,933 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 07:32:30,935 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 07:32:30,935 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 07:32:30,936 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 07:32:30,936 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 07:32:30,936 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 07:32:30,937 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 07:32:30,938 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 07:32:30,940 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_53bb6a36-fd04-4e9f-94ac-153beb44c1c9/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2020-11-28 07:32:30,985 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 07:32:30,985 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 07:32:30,986 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 07:32:30,986 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-28 07:32:30,986 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-28 07:32:30,986 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-28 07:32:30,986 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-28 07:32:30,987 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-28 07:32:30,987 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-28 07:32:30,987 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-28 07:32:30,987 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-28 07:32:30,987 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-28 07:32:30,988 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-28 07:32:30,988 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-28 07:32:30,988 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-28 07:32:30,989 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 07:32:30,989 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 07:32:30,989 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 07:32:30,989 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 07:32:30,992 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 07:32:30,992 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 07:32:30,992 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 07:32:30,993 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 07:32:30,993 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 07:32:30,993 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 07:32:30,993 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 07:32:30,994 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 07:32:30,994 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 07:32:30,995 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 07:32:30,997 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 07:32:30,997 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 07:32:30,997 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 07:32:30,998 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-28 07:32:30,998 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 07:32:30,998 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 07:32:30,998 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 07:32:30,999 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 07:32:30,999 INFO L138 SettingsManager]: * To the following directory=dump/ [2020-11-28 07:32:31,000 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_53bb6a36-fd04-4e9f-94ac-153beb44c1c9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_53bb6a36-fd04-4e9f-94ac-153beb44c1c9/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e431f60213f87ee29e5be7b8dfa9ef57dd2da12d [2020-11-28 07:32:31,270 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 07:32:31,294 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 07:32:31,296 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 07:32:31,297 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 07:32:31,298 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 07:32:31,299 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_53bb6a36-fd04-4e9f-94ac-153beb44c1c9/bin/utaipan/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx88-cx8800.cil.i [2020-11-28 07:32:31,379 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_53bb6a36-fd04-4e9f-94ac-153beb44c1c9/bin/utaipan/data/5227b663f/c6b2ab5a4b5d465c9711a20ea62abdbc/FLAG2dda27201 [2020-11-28 07:32:32,427 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 07:32:32,428 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_53bb6a36-fd04-4e9f-94ac-153beb44c1c9/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx88-cx8800.cil.i [2020-11-28 07:32:32,506 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_53bb6a36-fd04-4e9f-94ac-153beb44c1c9/bin/utaipan/data/5227b663f/c6b2ab5a4b5d465c9711a20ea62abdbc/FLAG2dda27201 [2020-11-28 07:32:32,693 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_53bb6a36-fd04-4e9f-94ac-153beb44c1c9/bin/utaipan/data/5227b663f/c6b2ab5a4b5d465c9711a20ea62abdbc [2020-11-28 07:32:32,696 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 07:32:32,697 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 07:32:32,701 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 07:32:32,701 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 07:32:32,705 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 07:32:32,705 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:32:32" (1/1) ... [2020-11-28 07:32:32,708 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@694fdabf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:32:32, skipping insertion in model container [2020-11-28 07:32:32,708 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:32:32" (1/1) ... [2020-11-28 07:32:32,716 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 07:32:33,010 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 07:32:35,174 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.IllegalArgumentException: byte size smaller than 1 makes no sense at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.preferences.CACSLPreferenceInitializer$MemoryModel.getPreciseEnoughMemoryModelFor(CACSLPreferenceInitializer.java:193) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.checkIfNecessaryMemoryModelAdaption(CHandler.java:1031) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:939) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:279) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResultTransformer.transformDispatchDecaySwitchRexBoolToInt(ExpressionResultTransformer.java:174) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallGivenNameAndArguments(FunctionHandler.java:676) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallExpression(FunctionHandler.java:509) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1408) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1352) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:220) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1045) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1045) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1045) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1423) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3209) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2292) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:579) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-11-28 07:32:35,180 INFO L168 Benchmark]: Toolchain (without parser) took 2480.84 ms. Allocated memory was 121.6 MB in the beginning and 153.1 MB in the end (delta: 31.5 MB). Free memory was 68.1 MB in the beginning and 86.2 MB in the end (delta: -18.1 MB). Peak memory consumption was 30.7 MB. Max. memory is 16.1 GB. [2020-11-28 07:32:35,182 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 81.8 MB. Free memory was 41.2 MB in the beginning and 41.1 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 07:32:35,184 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2476.56 ms. Allocated memory was 121.6 MB in the beginning and 153.1 MB in the end (delta: 31.5 MB). Free memory was 67.8 MB in the beginning and 86.2 MB in the end (delta: -18.4 MB). Peak memory consumption was 28.6 MB. Max. memory is 16.1 GB. [2020-11-28 07:32:35,187 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 81.8 MB. Free memory was 41.2 MB in the beginning and 41.1 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2476.56 ms. Allocated memory was 121.6 MB in the beginning and 153.1 MB in the end (delta: 31.5 MB). Free memory was 67.8 MB in the beginning and 86.2 MB in the end (delta: -18.4 MB). Peak memory consumption was 28.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: IllegalArgumentException: byte size smaller than 1 makes no sense de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: IllegalArgumentException: byte size smaller than 1 makes no sense: de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.preferences.CACSLPreferenceInitializer$MemoryModel.getPreciseEnoughMemoryModelFor(CACSLPreferenceInitializer.java:193) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-28 07:32:37,441 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 07:32:37,445 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 07:32:37,494 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 07:32:37,495 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 07:32:37,502 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 07:32:37,504 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 07:32:37,509 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 07:32:37,512 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 07:32:37,518 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 07:32:37,519 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 07:32:37,524 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 07:32:37,525 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 07:32:37,530 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 07:32:37,532 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 07:32:37,534 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 07:32:37,535 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 07:32:37,539 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 07:32:37,543 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 07:32:37,553 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 07:32:37,554 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 07:32:37,556 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 07:32:37,557 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 07:32:37,558 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 07:32:37,564 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 07:32:37,565 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 07:32:37,565 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 07:32:37,566 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 07:32:37,568 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 07:32:37,570 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 07:32:37,570 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 07:32:37,571 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 07:32:37,573 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 07:32:37,574 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 07:32:37,575 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 07:32:37,576 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 07:32:37,577 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 07:32:37,577 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 07:32:37,577 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 07:32:37,579 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 07:32:37,580 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 07:32:37,581 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_53bb6a36-fd04-4e9f-94ac-153beb44c1c9/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2020-11-28 07:32:37,624 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 07:32:37,624 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 07:32:37,626 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 07:32:37,627 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-28 07:32:37,627 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-28 07:32:37,627 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-28 07:32:37,627 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-28 07:32:37,628 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-28 07:32:37,628 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-28 07:32:37,629 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 07:32:37,631 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 07:32:37,631 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 07:32:37,631 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 07:32:37,631 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 07:32:37,632 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 07:32:37,632 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 07:32:37,632 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 07:32:37,632 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 07:32:37,632 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 07:32:37,633 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 07:32:37,633 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 07:32:37,633 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 07:32:37,633 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 07:32:37,634 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 07:32:37,634 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 07:32:37,634 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 07:32:37,634 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 07:32:37,635 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 07:32:37,655 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-28 07:32:37,656 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 07:32:37,656 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 07:32:37,656 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 07:32:37,656 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 07:32:37,657 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_53bb6a36-fd04-4e9f-94ac-153beb44c1c9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_53bb6a36-fd04-4e9f-94ac-153beb44c1c9/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e431f60213f87ee29e5be7b8dfa9ef57dd2da12d [2020-11-28 07:32:37,989 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 07:32:38,022 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 07:32:38,026 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 07:32:38,027 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 07:32:38,028 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 07:32:38,029 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_53bb6a36-fd04-4e9f-94ac-153beb44c1c9/bin/utaipan/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx88-cx8800.cil.i [2020-11-28 07:32:38,104 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_53bb6a36-fd04-4e9f-94ac-153beb44c1c9/bin/utaipan/data/73e030de6/347bbf14a0f0477d9b43a95ecebfe226/FLAGffcc1360f [2020-11-28 07:32:39,377 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 07:32:39,378 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_53bb6a36-fd04-4e9f-94ac-153beb44c1c9/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx88-cx8800.cil.i [2020-11-28 07:32:39,487 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_53bb6a36-fd04-4e9f-94ac-153beb44c1c9/bin/utaipan/data/73e030de6/347bbf14a0f0477d9b43a95ecebfe226/FLAGffcc1360f [2020-11-28 07:32:39,975 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_53bb6a36-fd04-4e9f-94ac-153beb44c1c9/bin/utaipan/data/73e030de6/347bbf14a0f0477d9b43a95ecebfe226 [2020-11-28 07:32:39,977 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 07:32:39,980 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 07:32:39,984 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 07:32:39,985 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 07:32:39,989 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 07:32:39,990 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:32:39" (1/1) ... [2020-11-28 07:32:39,993 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19ff9504 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:32:39, skipping insertion in model container [2020-11-28 07:32:39,994 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:32:39" (1/1) ... [2020-11-28 07:32:40,001 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 07:32:40,293 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 07:32:42,901 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-28 07:32:42,902 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3fee7cbf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:32:42, skipping insertion in model container [2020-11-28 07:32:42,902 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 07:32:42,903 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 07:32:42,906 INFO L168 Benchmark]: Toolchain (without parser) took 2923.72 ms. Allocated memory was 79.7 MB in the beginning and 113.2 MB in the end (delta: 33.6 MB). Free memory was 43.5 MB in the beginning and 66.4 MB in the end (delta: -22.8 MB). Peak memory consumption was 44.2 MB. Max. memory is 16.1 GB. [2020-11-28 07:32:42,907 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 79.7 MB. Free memory was 62.4 MB in the beginning and 62.3 MB in the end (delta: 64.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 07:32:42,911 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2918.58 ms. Allocated memory was 79.7 MB in the beginning and 113.2 MB in the end (delta: 33.6 MB). Free memory was 43.3 MB in the beginning and 66.4 MB in the end (delta: -23.1 MB). Peak memory consumption was 42.1 MB. Max. memory is 16.1 GB. [2020-11-28 07:32:42,914 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 79.7 MB. Free memory was 62.4 MB in the beginning and 62.3 MB in the end (delta: 64.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2918.58 ms. Allocated memory was 79.7 MB in the beginning and 113.2 MB in the end (delta: 33.6 MB). Free memory was 43.3 MB in the beginning and 66.4 MB in the end (delta: -23.1 MB). Peak memory consumption was 42.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9724]: 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...