./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_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_edee8f8f-9024-4bc2-abc4-b78cc71f9896/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_edee8f8f-9024-4bc2-abc4-b78cc71f9896/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_edee8f8f-9024-4bc2-abc4-b78cc71f9896/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_edee8f8f-9024-4bc2-abc4-b78cc71f9896/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx88-cx8800.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_edee8f8f-9024-4bc2-abc4-b78cc71f9896/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_edee8f8f-9024-4bc2-abc4-b78cc71f9896/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 1022ba9a91a8bc1ac59aad29bd96217538c039bc ............................................................................................................................................................................. 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_edee8f8f-9024-4bc2-abc4-b78cc71f9896/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_edee8f8f-9024-4bc2-abc4-b78cc71f9896/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_edee8f8f-9024-4bc2-abc4-b78cc71f9896/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_edee8f8f-9024-4bc2-abc4-b78cc71f9896/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx88-cx8800.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_edee8f8f-9024-4bc2-abc4-b78cc71f9896/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_edee8f8f-9024-4bc2-abc4-b78cc71f9896/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 1022ba9a91a8bc1ac59aad29bd96217538c039bc .................................................................................................................................... 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 13:08:37,645 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 13:08:37,648 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 13:08:37,710 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 13:08:37,711 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 13:08:37,712 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 13:08:37,714 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 13:08:37,717 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 13:08:37,719 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 13:08:37,720 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 13:08:37,722 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 13:08:37,723 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 13:08:37,724 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 13:08:37,725 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 13:08:37,727 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 13:08:37,728 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 13:08:37,729 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 13:08:37,730 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 13:08:37,733 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 13:08:37,736 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 13:08:37,738 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 13:08:37,739 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 13:08:37,741 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 13:08:37,742 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 13:08:37,746 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 13:08:37,746 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 13:08:37,747 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 13:08:37,748 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 13:08:37,748 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 13:08:37,750 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 13:08:37,750 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 13:08:37,751 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 13:08:37,752 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 13:08:37,753 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 13:08:37,755 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 13:08:37,755 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 13:08:37,756 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 13:08:37,757 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 13:08:37,757 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 13:08:37,758 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 13:08:37,759 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 13:08:37,760 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_edee8f8f-9024-4bc2-abc4-b78cc71f9896/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2020-11-22 13:08:37,800 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 13:08:37,801 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 13:08:37,802 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 13:08:37,802 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 13:08:37,802 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 13:08:37,802 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 13:08:37,802 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-22 13:08:37,803 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 13:08:37,803 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 13:08:37,803 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-22 13:08:37,803 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-22 13:08:37,809 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 13:08:37,809 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-22 13:08:37,810 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-22 13:08:37,810 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-22 13:08:37,811 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 13:08:37,811 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-22 13:08:37,811 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 13:08:37,811 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 13:08:37,811 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 13:08:37,812 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 13:08:37,812 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 13:08:37,812 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 13:08:37,813 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 13:08:37,813 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 13:08:37,813 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 13:08:37,813 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 13:08:37,814 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 13:08:37,814 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 13:08:37,815 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 13:08:37,815 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 13:08:37,815 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 13:08:37,816 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-22 13:08:37,816 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-22 13:08:37,816 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 13:08:37,816 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 13:08:37,817 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 13:08:37,818 INFO L138 SettingsManager]: * To the following directory=dump/ [2020-11-22 13:08:37,818 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_edee8f8f-9024-4bc2-abc4-b78cc71f9896/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_edee8f8f-9024-4bc2-abc4-b78cc71f9896/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1022ba9a91a8bc1ac59aad29bd96217538c039bc [2020-11-22 13:08:38,125 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 13:08:38,169 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 13:08:38,173 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 13:08:38,174 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 13:08:38,175 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 13:08:38,176 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_edee8f8f-9024-4bc2-abc4-b78cc71f9896/bin/utaipan/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx88-cx8800.cil.i [2020-11-22 13:08:38,252 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_edee8f8f-9024-4bc2-abc4-b78cc71f9896/bin/utaipan/data/dddc92d2c/638586ba3e6a4d72b413aeddcf6c467c/FLAG698fd5c81 [2020-11-22 13:08:39,331 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 13:08:39,337 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_edee8f8f-9024-4bc2-abc4-b78cc71f9896/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx88-cx8800.cil.i [2020-11-22 13:08:39,435 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_edee8f8f-9024-4bc2-abc4-b78cc71f9896/bin/utaipan/data/dddc92d2c/638586ba3e6a4d72b413aeddcf6c467c/FLAG698fd5c81 [2020-11-22 13:08:39,628 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_edee8f8f-9024-4bc2-abc4-b78cc71f9896/bin/utaipan/data/dddc92d2c/638586ba3e6a4d72b413aeddcf6c467c [2020-11-22 13:08:39,631 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 13:08:39,632 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 13:08:39,634 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 13:08:39,635 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 13:08:39,638 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 13:08:39,639 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:08:39" (1/1) ... [2020-11-22 13:08:39,641 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35c394b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:08:39, skipping insertion in model container [2020-11-22 13:08:39,642 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:08:39" (1/1) ... [2020-11-22 13:08:39,649 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 13:08:39,871 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:08:42,421 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.IllegalArgumentException: byte size smaller than 1 makes no sense at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.preferences.CACSLPreferenceInitializer$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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-11-22 13:08:42,433 INFO L168 Benchmark]: Toolchain (without parser) took 2798.79 ms. Allocated memory was 104.9 MB in the beginning and 165.7 MB in the end (delta: 60.8 MB). Free memory was 68.4 MB in the beginning and 92.3 MB in the end (delta: -23.9 MB). Peak memory consumption was 38.1 MB. Max. memory is 16.1 GB. [2020-11-22 13:08:42,435 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 79.7 MB. Free memory was 51.6 MB in the beginning and 51.6 MB in the end (delta: 31.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 13:08:42,437 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2795.98 ms. Allocated memory was 104.9 MB in the beginning and 165.7 MB in the end (delta: 60.8 MB). Free memory was 68.4 MB in the beginning and 92.3 MB in the end (delta: -23.9 MB). Peak memory consumption was 38.1 MB. Max. memory is 16.1 GB. [2020-11-22 13:08:42,440 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 79.7 MB. Free memory was 51.6 MB in the beginning and 51.6 MB in the end (delta: 31.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2795.98 ms. Allocated memory was 104.9 MB in the beginning and 165.7 MB in the end (delta: 60.8 MB). Free memory was 68.4 MB in the beginning and 92.3 MB in the end (delta: -23.9 MB). Peak memory consumption was 38.1 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 [2020-11-22 13:08:44,841 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 13:08:44,843 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 13:08:44,891 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 13:08:44,892 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 13:08:44,898 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 13:08:44,901 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 13:08:44,906 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 13:08:44,910 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 13:08:44,918 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 13:08:44,920 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 13:08:44,925 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 13:08:44,926 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 13:08:44,928 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 13:08:44,930 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 13:08:44,931 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 13:08:44,932 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 13:08:44,933 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 13:08:44,935 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 13:08:44,938 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 13:08:44,940 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 13:08:44,946 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 13:08:44,948 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 13:08:44,951 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 13:08:44,957 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 13:08:44,962 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 13:08:44,963 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 13:08:44,964 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 13:08:44,966 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 13:08:44,967 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 13:08:44,968 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 13:08:44,969 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 13:08:44,971 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 13:08:44,972 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 13:08:44,973 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 13:08:44,974 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 13:08:44,975 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 13:08:44,975 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 13:08:44,975 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 13:08:44,977 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 13:08:44,978 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 13:08:44,979 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_edee8f8f-9024-4bc2-abc4-b78cc71f9896/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2020-11-22 13:08:45,018 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 13:08:45,018 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 13:08:45,019 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 13:08:45,019 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 13:08:45,020 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 13:08:45,020 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 13:08:45,020 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 13:08:45,020 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 13:08:45,020 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 13:08:45,021 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 13:08:45,022 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 13:08:45,022 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 13:08:45,022 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 13:08:45,022 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 13:08:45,023 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 13:08:45,023 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-22 13:08:45,023 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-22 13:08:45,023 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 13:08:45,023 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 13:08:45,024 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 13:08:45,024 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 13:08:45,024 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-22 13:08:45,024 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 13:08:45,025 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 13:08:45,025 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 13:08:45,025 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 13:08:45,025 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 13:08:45,026 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 13:08:45,040 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-22 13:08:45,040 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-22 13:08:45,040 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 13:08:45,040 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 13:08:45,041 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 13:08:45,041 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_edee8f8f-9024-4bc2-abc4-b78cc71f9896/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_edee8f8f-9024-4bc2-abc4-b78cc71f9896/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1022ba9a91a8bc1ac59aad29bd96217538c039bc [2020-11-22 13:08:45,456 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 13:08:45,495 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 13:08:45,498 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 13:08:45,499 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 13:08:45,500 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 13:08:45,501 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_edee8f8f-9024-4bc2-abc4-b78cc71f9896/bin/utaipan/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx88-cx8800.cil.i [2020-11-22 13:08:45,585 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_edee8f8f-9024-4bc2-abc4-b78cc71f9896/bin/utaipan/data/952df5761/23938d436c3d4c75b28f56e86793bb5e/FLAG7042b3572 [2020-11-22 13:08:46,773 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 13:08:46,774 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_edee8f8f-9024-4bc2-abc4-b78cc71f9896/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx88-cx8800.cil.i [2020-11-22 13:08:46,862 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_edee8f8f-9024-4bc2-abc4-b78cc71f9896/bin/utaipan/data/952df5761/23938d436c3d4c75b28f56e86793bb5e/FLAG7042b3572 [2020-11-22 13:08:46,948 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_edee8f8f-9024-4bc2-abc4-b78cc71f9896/bin/utaipan/data/952df5761/23938d436c3d4c75b28f56e86793bb5e [2020-11-22 13:08:46,950 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 13:08:46,954 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 13:08:46,956 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 13:08:46,956 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 13:08:46,959 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 13:08:46,961 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:08:46" (1/1) ... [2020-11-22 13:08:46,964 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f751cdd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:08:46, skipping insertion in model container [2020-11-22 13:08:46,964 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:08:46" (1/1) ... [2020-11-22 13:08:46,971 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 13:08:47,238 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:08:50,083 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-22 13:08:50,084 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6d535c93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:08:50, skipping insertion in model container [2020-11-22 13:08:50,084 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 13:08:50,085 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-22 13:08:50,093 INFO L168 Benchmark]: Toolchain (without parser) took 3131.96 ms. Allocated memory was 65.0 MB in the beginning and 146.8 MB in the end (delta: 81.8 MB). Free memory was 36.2 MB in the beginning and 95.3 MB in the end (delta: -59.1 MB). Peak memory consumption was 61.5 MB. Max. memory is 16.1 GB. [2020-11-22 13:08:50,094 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 65.0 MB. Free memory is still 47.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 13:08:50,098 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3129.15 ms. Allocated memory was 65.0 MB in the beginning and 146.8 MB in the end (delta: 81.8 MB). Free memory was 36.0 MB in the beginning and 95.3 MB in the end (delta: -59.3 MB). Peak memory consumption was 61.5 MB. Max. memory is 16.1 GB. [2020-11-22 13:08:50,101 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 65.0 MB. Free memory is still 47.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3129.15 ms. Allocated memory was 65.0 MB in the beginning and 146.8 MB in the end (delta: 81.8 MB). Free memory was 36.0 MB in the beginning and 95.3 MB in the end (delta: -59.3 MB). Peak memory consumption was 61.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9733]: 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...