./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_1311e4e9-d70f-4c29-9618-76ce95f55e18/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_1311e4e9-d70f-4c29-9618-76ce95f55e18/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_1311e4e9-d70f-4c29-9618-76ce95f55e18/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_1311e4e9-d70f-4c29-9618-76ce95f55e18/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_1311e4e9-d70f-4c29-9618-76ce95f55e18/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_1311e4e9-d70f-4c29-9618-76ce95f55e18/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_1311e4e9-d70f-4c29-9618-76ce95f55e18/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_1311e4e9-d70f-4c29-9618-76ce95f55e18/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_1311e4e9-d70f-4c29-9618-76ce95f55e18/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_1311e4e9-d70f-4c29-9618-76ce95f55e18/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_1311e4e9-d70f-4c29-9618-76ce95f55e18/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_1311e4e9-d70f-4c29-9618-76ce95f55e18/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 [2020-11-28 07:38:52,859 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 07:38:52,870 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 07:38:52,937 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 07:38:52,938 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 07:38:52,940 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 07:38:52,942 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 07:38:52,946 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 07:38:52,949 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 07:38:52,950 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 07:38:52,952 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 07:38:52,954 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 07:38:52,955 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 07:38:52,956 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 07:38:52,961 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 07:38:52,963 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 07:38:52,964 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 07:38:52,966 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 07:38:52,969 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 07:38:52,977 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 07:38:52,984 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 07:38:52,993 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 07:38:52,997 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 07:38:53,001 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 07:38:53,008 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 07:38:53,009 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 07:38:53,009 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 07:38:53,010 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 07:38:53,011 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 07:38:53,013 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 07:38:53,013 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 07:38:53,017 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 07:38:53,020 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 07:38:53,021 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 07:38:53,023 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 07:38:53,023 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 07:38:53,024 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 07:38:53,024 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 07:38:53,025 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 07:38:53,026 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 07:38:53,027 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 07:38:53,029 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_1311e4e9-d70f-4c29-9618-76ce95f55e18/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2020-11-28 07:38:53,085 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 07:38:53,085 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 07:38:53,087 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 07:38:53,087 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-28 07:38:53,087 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-28 07:38:53,087 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-28 07:38:53,088 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-28 07:38:53,088 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-28 07:38:53,088 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-28 07:38:53,088 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-28 07:38:53,090 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-28 07:38:53,090 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-28 07:38:53,090 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-28 07:38:53,090 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-28 07:38:53,091 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-28 07:38:53,091 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 07:38:53,091 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 07:38:53,092 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 07:38:53,092 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 07:38:53,092 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 07:38:53,092 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 07:38:53,093 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 07:38:53,093 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 07:38:53,093 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 07:38:53,093 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 07:38:53,094 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 07:38:53,094 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 07:38:53,094 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 07:38:53,094 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 07:38:53,096 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 07:38:53,096 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 07:38:53,096 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 07:38:53,097 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-28 07:38:53,097 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 07:38:53,097 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 07:38:53,097 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 07:38:53,098 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 07:38:53,098 INFO L138 SettingsManager]: * To the following directory=dump/ [2020-11-28 07:38:53,098 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_1311e4e9-d70f-4c29-9618-76ce95f55e18/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_1311e4e9-d70f-4c29-9618-76ce95f55e18/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1022ba9a91a8bc1ac59aad29bd96217538c039bc [2020-11-28 07:38:53,363 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 07:38:53,389 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 07:38:53,393 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 07:38:53,394 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 07:38:53,395 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 07:38:53,396 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_1311e4e9-d70f-4c29-9618-76ce95f55e18/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 [2020-11-28 07:38:53,495 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1311e4e9-d70f-4c29-9618-76ce95f55e18/bin/utaipan/data/7603597ea/e6319d976ea44edab569260d52919c04/FLAG9c8086063 [2020-11-28 07:38:54,716 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 07:38:54,718 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_1311e4e9-d70f-4c29-9618-76ce95f55e18/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx88-cx8800.cil.i [2020-11-28 07:38:54,819 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1311e4e9-d70f-4c29-9618-76ce95f55e18/bin/utaipan/data/7603597ea/e6319d976ea44edab569260d52919c04/FLAG9c8086063 [2020-11-28 07:38:54,905 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_1311e4e9-d70f-4c29-9618-76ce95f55e18/bin/utaipan/data/7603597ea/e6319d976ea44edab569260d52919c04 [2020-11-28 07:38:54,907 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 07:38:54,908 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 07:38:54,909 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 07:38:54,909 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 07:38:54,912 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 07:38:54,915 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:38:54" (1/1) ... [2020-11-28 07:38:54,917 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17962d87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:38:54, skipping insertion in model container [2020-11-28 07:38:54,917 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:38:54" (1/1) ... [2020-11-28 07:38:54,924 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 07:38:55,176 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 07:38:57,634 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.IllegalArgumentException: byte size smaller than 1 makes no sense at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.preferences.CACSLPreferenceInitializer$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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-11-28 07:38:57,640 INFO L168 Benchmark]: Toolchain (without parser) took 2730.46 ms. Allocated memory was 96.5 MB in the beginning and 127.9 MB in the end (delta: 31.5 MB). Free memory was 54.3 MB in the beginning and 55.0 MB in the end (delta: -634.0 kB). Peak memory consumption was 35.2 MB. Max. memory is 16.1 GB. [2020-11-28 07:38:57,641 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 79.7 MB. Free memory was 60.4 MB in the beginning and 60.4 MB in the end (delta: 34.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 07:38:57,643 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2728.48 ms. Allocated memory was 96.5 MB in the beginning and 127.9 MB in the end (delta: 31.5 MB). Free memory was 54.1 MB in the beginning and 55.0 MB in the end (delta: -875.8 kB). Peak memory consumption was 35.2 MB. Max. memory is 16.1 GB. [2020-11-28 07:38:57,645 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 79.7 MB. Free memory was 60.4 MB in the beginning and 60.4 MB in the end (delta: 34.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2728.48 ms. Allocated memory was 96.5 MB in the beginning and 127.9 MB in the end (delta: 31.5 MB). Free memory was 54.1 MB in the beginning and 55.0 MB in the end (delta: -875.8 kB). Peak memory consumption was 35.2 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 07:39:00,135 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 07:39:00,137 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 07:39:00,166 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 07:39:00,167 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 07:39:00,168 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 07:39:00,170 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 07:39:00,179 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 07:39:00,182 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 07:39:00,188 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 07:39:00,189 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 07:39:00,194 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 07:39:00,194 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 07:39:00,199 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 07:39:00,200 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 07:39:00,201 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 07:39:00,202 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 07:39:00,203 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 07:39:00,205 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 07:39:00,207 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 07:39:00,209 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 07:39:00,214 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 07:39:00,223 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 07:39:00,225 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 07:39:00,234 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 07:39:00,235 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 07:39:00,235 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 07:39:00,236 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 07:39:00,236 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 07:39:00,238 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 07:39:00,238 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 07:39:00,239 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 07:39:00,240 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 07:39:00,240 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 07:39:00,241 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 07:39:00,241 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 07:39:00,242 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 07:39:00,242 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 07:39:00,242 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 07:39:00,243 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 07:39:00,244 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 07:39:00,246 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_1311e4e9-d70f-4c29-9618-76ce95f55e18/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2020-11-28 07:39:00,301 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 07:39:00,302 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 07:39:00,302 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 07:39:00,303 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-28 07:39:00,303 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-28 07:39:00,303 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-28 07:39:00,303 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-28 07:39:00,304 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-28 07:39:00,304 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-28 07:39:00,305 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 07:39:00,305 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 07:39:00,305 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 07:39:00,305 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 07:39:00,305 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 07:39:00,306 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 07:39:00,306 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 07:39:00,306 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 07:39:00,306 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 07:39:00,306 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 07:39:00,307 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 07:39:00,307 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 07:39:00,307 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 07:39:00,307 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 07:39:00,307 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 07:39:00,308 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 07:39:00,308 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 07:39:00,308 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 07:39:00,308 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 07:39:00,309 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-28 07:39:00,309 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 07:39:00,309 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 07:39:00,309 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 07:39:00,309 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 07:39:00,310 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_1311e4e9-d70f-4c29-9618-76ce95f55e18/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_1311e4e9-d70f-4c29-9618-76ce95f55e18/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1022ba9a91a8bc1ac59aad29bd96217538c039bc [2020-11-28 07:39:00,747 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 07:39:00,780 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 07:39:00,782 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 07:39:00,783 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 07:39:00,786 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 07:39:00,787 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_1311e4e9-d70f-4c29-9618-76ce95f55e18/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 [2020-11-28 07:39:00,865 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1311e4e9-d70f-4c29-9618-76ce95f55e18/bin/utaipan/data/c4f3b6d29/0510e86307f044d98e07554d86cb2714/FLAG4304fdb97 [2020-11-28 07:39:02,117 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 07:39:02,118 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_1311e4e9-d70f-4c29-9618-76ce95f55e18/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx88-cx8800.cil.i [2020-11-28 07:39:02,221 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1311e4e9-d70f-4c29-9618-76ce95f55e18/bin/utaipan/data/c4f3b6d29/0510e86307f044d98e07554d86cb2714/FLAG4304fdb97 [2020-11-28 07:39:02,273 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_1311e4e9-d70f-4c29-9618-76ce95f55e18/bin/utaipan/data/c4f3b6d29/0510e86307f044d98e07554d86cb2714 [2020-11-28 07:39:02,276 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 07:39:02,278 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 07:39:02,282 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 07:39:02,282 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 07:39:02,286 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 07:39:02,287 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:39:02" (1/1) ... [2020-11-28 07:39:02,293 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a1d0975 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:39:02, skipping insertion in model container [2020-11-28 07:39:02,293 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:39:02" (1/1) ... [2020-11-28 07:39:02,301 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 07:39:02,581 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 07:39:05,538 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-28 07:39:05,539 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7674289b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:39:05, skipping insertion in model container [2020-11-28 07:39:05,539 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 07:39:05,541 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 07:39:05,544 INFO L168 Benchmark]: Toolchain (without parser) took 3263.39 ms. Allocated memory was 54.5 MB in the beginning and 125.8 MB in the end (delta: 71.3 MB). Free memory was 23.8 MB in the beginning and 68.8 MB in the end (delta: -45.0 MB). Peak memory consumption was 43.2 MB. Max. memory is 16.1 GB. [2020-11-28 07:39:05,546 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 54.5 MB. Free memory was 36.8 MB in the beginning and 36.7 MB in the end (delta: 46.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 07:39:05,550 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3258.75 ms. Allocated memory was 54.5 MB in the beginning and 125.8 MB in the end (delta: 71.3 MB). Free memory was 23.6 MB in the beginning and 68.8 MB in the end (delta: -45.1 MB). Peak memory consumption was 43.2 MB. Max. memory is 16.1 GB. [2020-11-28 07:39:05,553 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 54.5 MB. Free memory was 36.8 MB in the beginning and 36.7 MB in the end (delta: 46.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3258.75 ms. Allocated memory was 54.5 MB in the beginning and 125.8 MB in the end (delta: 71.3 MB). Free memory was 23.6 MB in the beginning and 68.8 MB in the end (delta: -45.1 MB). Peak memory consumption was 43.2 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...