./Ultimate.py --spec ../../sv-benchmarks/c/Systems_DeviceDriversLinux64_ReachSafety.prp --file ../../sv-benchmarks/c/ldv-commit-tester/m0_false-unreach-call_drivers-block-virtio_blk-ko--101_1a--39a1d13.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_bc2bd058-adb3-4269-a8b5-2c2ff5d15ca9/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_bc2bd058-adb3-4269-a8b5-2c2ff5d15ca9/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_bc2bd058-adb3-4269-a8b5-2c2ff5d15ca9/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_bc2bd058-adb3-4269-a8b5-2c2ff5d15ca9/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-commit-tester/m0_false-unreach-call_drivers-block-virtio_blk-ko--101_1a--39a1d13.c -s /tmp/vcloud-vcloud-master/worker/working_dir_bc2bd058-adb3-4269-a8b5-2c2ff5d15ca9/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Default-EXP.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_bc2bd058-adb3-4269-a8b5-2c2ff5d15ca9/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 7a007860a1f255f5d7c2c804e87b980a4128db63 ............................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_bc2bd058-adb3-4269-a8b5-2c2ff5d15ca9/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_bc2bd058-adb3-4269-a8b5-2c2ff5d15ca9/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_bc2bd058-adb3-4269-a8b5-2c2ff5d15ca9/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_bc2bd058-adb3-4269-a8b5-2c2ff5d15ca9/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-commit-tester/m0_false-unreach-call_drivers-block-virtio_blk-ko--101_1a--39a1d13.c -s /tmp/vcloud-vcloud-master/worker/working_dir_bc2bd058-adb3-4269-a8b5-2c2ff5d15ca9/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_bc2bd058-adb3-4269-a8b5-2c2ff5d15ca9/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 7a007860a1f255f5d7c2c804e87b980a4128db63 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-26 23:31:03,009 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 23:31:03,011 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 23:31:03,021 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 23:31:03,021 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 23:31:03,023 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 23:31:03,024 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 23:31:03,025 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 23:31:03,027 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 23:31:03,028 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 23:31:03,028 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 23:31:03,029 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 23:31:03,029 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 23:31:03,031 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 23:31:03,032 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 23:31:03,033 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 23:31:03,033 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 23:31:03,035 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 23:31:03,037 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 23:31:03,039 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 23:31:03,040 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 23:31:03,041 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 23:31:03,043 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 23:31:03,043 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 23:31:03,043 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 23:31:03,044 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 23:31:03,044 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 23:31:03,045 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 23:31:03,046 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 23:31:03,047 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 23:31:03,048 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 23:31:03,048 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 23:31:03,048 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 23:31:03,049 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 23:31:03,049 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 23:31:03,050 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 23:31:03,051 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_bc2bd058-adb3-4269-a8b5-2c2ff5d15ca9/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Default-EXP.epf [2018-10-26 23:31:03,062 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 23:31:03,062 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 23:31:03,063 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 23:31:03,063 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-26 23:31:03,063 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-26 23:31:03,064 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-26 23:31:03,064 INFO L133 SettingsManager]: * Explicit value domain=true [2018-10-26 23:31:03,064 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-26 23:31:03,064 INFO L133 SettingsManager]: * Octagon Domain=false [2018-10-26 23:31:03,064 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-26 23:31:03,064 INFO L133 SettingsManager]: * Log string format=TERM [2018-10-26 23:31:03,065 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-26 23:31:03,065 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-26 23:31:03,065 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-26 23:31:03,065 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 23:31:03,066 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 23:31:03,066 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 23:31:03,068 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 23:31:03,068 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 23:31:03,068 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 23:31:03,068 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 23:31:03,068 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 23:31:03,068 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 23:31:03,069 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-26 23:31:03,069 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 23:31:03,069 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-26 23:31:03,069 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 23:31:03,069 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 23:31:03,070 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 23:31:03,070 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 23:31:03,070 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-26 23:31:03,070 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 23:31:03,070 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 23:31:03,070 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-26 23:31:03,071 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-26 23:31:03,071 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_bc2bd058-adb3-4269-a8b5-2c2ff5d15ca9/bin-2019/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7a007860a1f255f5d7c2c804e87b980a4128db63 [2018-10-26 23:31:03,101 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 23:31:03,112 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 23:31:03,115 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 23:31:03,117 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 23:31:03,117 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 23:31:03,118 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_bc2bd058-adb3-4269-a8b5-2c2ff5d15ca9/bin-2019/utaipan/../../sv-benchmarks/c/ldv-commit-tester/m0_false-unreach-call_drivers-block-virtio_blk-ko--101_1a--39a1d13.c [2018-10-26 23:31:03,166 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bc2bd058-adb3-4269-a8b5-2c2ff5d15ca9/bin-2019/utaipan/data/dcdff5962/3305a8106bb34d35a9dccb1f803cf376/FLAGfd37662fe [2018-10-26 23:31:03,741 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 23:31:03,742 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_bc2bd058-adb3-4269-a8b5-2c2ff5d15ca9/sv-benchmarks/c/ldv-commit-tester/m0_false-unreach-call_drivers-block-virtio_blk-ko--101_1a--39a1d13.c [2018-10-26 23:31:03,764 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bc2bd058-adb3-4269-a8b5-2c2ff5d15ca9/bin-2019/utaipan/data/dcdff5962/3305a8106bb34d35a9dccb1f803cf376/FLAGfd37662fe [2018-10-26 23:31:03,777 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_bc2bd058-adb3-4269-a8b5-2c2ff5d15ca9/bin-2019/utaipan/data/dcdff5962/3305a8106bb34d35a9dccb1f803cf376 [2018-10-26 23:31:03,780 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 23:31:03,781 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 23:31:03,783 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 23:31:03,783 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 23:31:03,787 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 23:31:03,788 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 11:31:03" (1/1) ... [2018-10-26 23:31:03,790 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39e8a006 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:31:03, skipping insertion in model container [2018-10-26 23:31:03,791 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 11:31:03" (1/1) ... [2018-10-26 23:31:03,799 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 23:31:03,873 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 23:31:04,592 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizes.extractBooleanValue(TypeSizes.java:432) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizes.extractIntegerValueInteger(TypeSizes.java:391) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizes.extractIntegerValue(TypeSizes.java:342) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructBinaryBitwiseIntegerExpression(IntegerTranslation.java:179) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.ExpressionTranslation.constructBinaryBitwiseExpression(ExpressionTranslation.java:128) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleBitshiftOperation(CHandler.java:3728) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:882) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResultTransformer.dispatchDecaySwitchToRValueFunctionArgument(ExpressionResultTransformer.java:113) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallGivenNameAndArguments(FunctionHandler.java:647) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallExpression(FunctionHandler.java:488) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1356) 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:1300) 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:960) 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:960) 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:364) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1371) 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:3316) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2119) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:537) 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:188) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:117) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:129) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-26 23:31:04,600 INFO L168 Benchmark]: Toolchain (without parser) took 819.68 ms. Allocated memory is still 1.0 GB. Free memory was 949.1 MB in the beginning and 902.1 MB in the end (delta: 47.0 MB). Peak memory consumption was 47.0 MB. Max. memory is 11.5 GB. [2018-10-26 23:31:04,602 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 23:31:04,603 INFO L168 Benchmark]: CACSL2BoogieTranslator took 817.05 ms. Allocated memory is still 1.0 GB. Free memory was 949.1 MB in the beginning and 902.1 MB in the end (delta: 47.0 MB). Peak memory consumption was 47.0 MB. Max. memory is 11.5 GB. [2018-10-26 23:31:04,605 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 817.05 ms. Allocated memory is still 1.0 GB. Free memory was 949.1 MB in the beginning and 902.1 MB in the end (delta: 47.0 MB). Peak memory consumption was 47.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: NullPointerException: null: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizes.extractBooleanValue(TypeSizes.java:432) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-26 23:31:06,440 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 23:31:06,442 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 23:31:06,454 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 23:31:06,455 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 23:31:06,456 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 23:31:06,459 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 23:31:06,461 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 23:31:06,462 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 23:31:06,463 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 23:31:06,464 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 23:31:06,464 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 23:31:06,464 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 23:31:06,465 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 23:31:06,468 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 23:31:06,469 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 23:31:06,469 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 23:31:06,471 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 23:31:06,472 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 23:31:06,473 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 23:31:06,482 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 23:31:06,484 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 23:31:06,488 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 23:31:06,488 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 23:31:06,488 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 23:31:06,489 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 23:31:06,490 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 23:31:06,495 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 23:31:06,496 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 23:31:06,496 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 23:31:06,497 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 23:31:06,497 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 23:31:06,497 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 23:31:06,498 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 23:31:06,501 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 23:31:06,502 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 23:31:06,502 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_bc2bd058-adb3-4269-a8b5-2c2ff5d15ca9/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2018-10-26 23:31:06,519 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 23:31:06,519 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 23:31:06,520 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 23:31:06,520 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-26 23:31:06,520 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-26 23:31:06,520 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-26 23:31:06,521 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-26 23:31:06,521 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-26 23:31:06,521 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 23:31:06,521 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 23:31:06,522 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 23:31:06,522 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 23:31:06,522 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 23:31:06,525 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-26 23:31:06,526 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-26 23:31:06,526 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 23:31:06,526 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 23:31:06,526 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 23:31:06,526 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-26 23:31:06,526 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 23:31:06,527 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-26 23:31:06,527 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 23:31:06,527 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 23:31:06,527 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 23:31:06,527 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 23:31:06,527 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-26 23:31:06,527 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 23:31:06,528 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-26 23:31:06,528 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-26 23:31:06,528 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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/working_dir_bc2bd058-adb3-4269-a8b5-2c2ff5d15ca9/bin-2019/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7a007860a1f255f5d7c2c804e87b980a4128db63 [2018-10-26 23:31:06,579 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 23:31:06,592 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 23:31:06,597 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 23:31:06,598 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 23:31:06,599 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 23:31:06,599 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_bc2bd058-adb3-4269-a8b5-2c2ff5d15ca9/bin-2019/utaipan/../../sv-benchmarks/c/ldv-commit-tester/m0_false-unreach-call_drivers-block-virtio_blk-ko--101_1a--39a1d13.c [2018-10-26 23:31:06,650 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bc2bd058-adb3-4269-a8b5-2c2ff5d15ca9/bin-2019/utaipan/data/3afadb9fc/f1ff6d6060a9487fa5ec7cbd0cd4e5a1/FLAG71000cc97 [2018-10-26 23:31:07,226 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 23:31:07,227 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_bc2bd058-adb3-4269-a8b5-2c2ff5d15ca9/sv-benchmarks/c/ldv-commit-tester/m0_false-unreach-call_drivers-block-virtio_blk-ko--101_1a--39a1d13.c [2018-10-26 23:31:07,254 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bc2bd058-adb3-4269-a8b5-2c2ff5d15ca9/bin-2019/utaipan/data/3afadb9fc/f1ff6d6060a9487fa5ec7cbd0cd4e5a1/FLAG71000cc97 [2018-10-26 23:31:07,267 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_bc2bd058-adb3-4269-a8b5-2c2ff5d15ca9/bin-2019/utaipan/data/3afadb9fc/f1ff6d6060a9487fa5ec7cbd0cd4e5a1 [2018-10-26 23:31:07,270 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 23:31:07,272 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 23:31:07,272 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 23:31:07,273 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 23:31:07,276 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 23:31:07,277 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 11:31:07" (1/1) ... [2018-10-26 23:31:07,280 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73672a6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:31:07, skipping insertion in model container [2018-10-26 23:31:07,280 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 11:31:07" (1/1) ... [2018-10-26 23:31:07,290 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 23:31:07,367 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 23:31:08,775 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 23:31:08,828 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 23:31:09,271 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 23:31:09,357 INFO L193 MainTranslator]: Completed translation [2018-10-26 23:31:09,357 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:31:09 WrapperNode [2018-10-26 23:31:09,358 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 23:31:09,358 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 23:31:09,358 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 23:31:09,359 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 23:31:09,366 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:31:09" (1/1) ... [2018-10-26 23:31:09,407 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:31:09" (1/1) ... [2018-10-26 23:31:09,478 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 23:31:09,478 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 23:31:09,478 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 23:31:09,478 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 23:31:09,488 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:31:09" (1/1) ... [2018-10-26 23:31:09,488 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:31:09" (1/1) ... [2018-10-26 23:31:09,507 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:31:09" (1/1) ... [2018-10-26 23:31:09,508 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:31:09" (1/1) ... [2018-10-26 23:31:09,552 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:31:09" (1/1) ... [2018-10-26 23:31:09,556 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:31:09" (1/1) ... [2018-10-26 23:31:09,568 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:31:09" (1/1) ... [2018-10-26 23:31:09,586 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 23:31:09,587 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 23:31:09,587 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 23:31:09,587 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 23:31:09,588 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:31:09" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bc2bd058-adb3-4269-a8b5-2c2ff5d15ca9/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 23:31:09,647 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_getgeo [2018-10-26 23:31:09,648 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_getgeo [2018-10-26 23:31:09,648 INFO L130 BoogieDeclarations]: Found specification of procedure virtio_config_buf [2018-10-26 23:31:09,648 INFO L138 BoogieDeclarations]: Found implementation of procedure virtio_config_buf [2018-10-26 23:31:09,648 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR___0 [2018-10-26 23:31:09,648 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR___0 [2018-10-26 23:31:09,648 INFO L130 BoogieDeclarations]: Found specification of procedure init [2018-10-26 23:31:09,649 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2018-10-26 23:31:09,649 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_blk_rq [2018-10-26 23:31:09,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_blk_rq [2018-10-26 23:31:09,649 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_UINT~X~$Pointer$~X~C_UINT~TO~VOID [2018-10-26 23:31:09,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_UINT~X~$Pointer$~X~C_UINT~TO~VOID [2018-10-26 23:31:09,649 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2018-10-26 23:31:09,649 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2018-10-26 23:31:09,650 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blk_put_request_6 [2018-10-26 23:31:09,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blk_put_request_6 [2018-10-26 23:31:09,651 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2018-10-26 23:31:09,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2018-10-26 23:31:09,651 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2018-10-26 23:31:09,651 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2018-10-26 23:31:09,651 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_blk_rq [2018-10-26 23:31:09,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_blk_rq [2018-10-26 23:31:09,651 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2018-10-26 23:31:09,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2018-10-26 23:31:09,652 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2018-10-26 23:31:09,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2018-10-26 23:31:09,652 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-26 23:31:09,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-26 23:31:09,652 INFO L130 BoogieDeclarations]: Found specification of procedure virtio_has_feature [2018-10-26 23:31:09,652 INFO L138 BoogieDeclarations]: Found implementation of procedure virtio_has_feature [2018-10-26 23:31:09,652 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-26 23:31:09,652 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-26 23:31:09,652 INFO L130 BoogieDeclarations]: Found specification of procedure fini [2018-10-26 23:31:09,653 INFO L138 BoogieDeclarations]: Found implementation of procedure fini [2018-10-26 23:31:09,653 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_ioctl [2018-10-26 23:31:09,653 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_ioctl [2018-10-26 23:31:09,653 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2018-10-26 23:31:09,653 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2018-10-26 23:31:09,653 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2018-10-26 23:31:09,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2018-10-26 23:31:09,653 INFO L130 BoogieDeclarations]: Found specification of procedure get_capacity [2018-10-26 23:31:09,653 INFO L138 BoogieDeclarations]: Found implementation of procedure get_capacity [2018-10-26 23:31:09,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blk_make_request_5 [2018-10-26 23:31:09,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blk_make_request_5 [2018-10-26 23:31:09,654 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_get_id [2018-10-26 23:31:09,654 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_get_id [2018-10-26 23:31:09,655 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2018-10-26 23:31:09,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2018-10-26 23:31:09,656 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 23:31:09,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 23:31:09,656 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2018-10-26 23:31:09,656 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2018-10-26 23:31:13,376 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 23:31:13,376 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:31:13 BoogieIcfgContainer [2018-10-26 23:31:13,376 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 23:31:13,377 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-26 23:31:13,377 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-26 23:31:13,380 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-26 23:31:13,380 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.10 11:31:07" (1/3) ... [2018-10-26 23:31:13,381 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2292b1c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 11:31:13, skipping insertion in model container [2018-10-26 23:31:13,381 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:31:09" (2/3) ... [2018-10-26 23:31:13,382 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2292b1c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 11:31:13, skipping insertion in model container [2018-10-26 23:31:13,382 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:31:13" (3/3) ... [2018-10-26 23:31:13,383 INFO L112 eAbstractionObserver]: Analyzing ICFG m0_false-unreach-call_drivers-block-virtio_blk-ko--101_1a--39a1d13.c [2018-10-26 23:31:13,392 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-26 23:31:13,400 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-26 23:31:13,416 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-26 23:31:13,446 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-26 23:31:13,447 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-26 23:31:13,447 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-26 23:31:13,447 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-26 23:31:13,448 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-26 23:31:13,448 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-26 23:31:13,448 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-26 23:31:13,448 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-26 23:31:13,448 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-26 23:31:13,467 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states. [2018-10-26 23:31:13,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-26 23:31:13,473 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 23:31:13,474 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 23:31:13,477 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 23:31:13,482 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 23:31:13,483 INFO L82 PathProgramCache]: Analyzing trace with hash -1755772650, now seen corresponding path program 1 times [2018-10-26 23:31:13,488 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-10-26 23:31:13,489 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bc2bd058-adb3-4269-a8b5-2c2ff5d15ca9/bin-2019/utaipan/cvc4nyu Starting monitored process 2 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-10-26 23:31:13,530 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 23:31:13,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:31:13,667 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 23:31:13,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:31:13,759 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [MP cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (2)] Exception during sending of exit command (exit): Broken pipe [2018-10-26 23:31:13,764 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 23:31:13,764 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 23:31:13,768 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-26 23:31:13,781 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-26 23:31:13,782 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 23:31:13,784 INFO L87 Difference]: Start difference. First operand 159 states. Second operand 3 states. [2018-10-26 23:31:13,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 23:31:13,966 INFO L93 Difference]: Finished difference Result 418 states and 516 transitions. [2018-10-26 23:31:13,967 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-26 23:31:13,968 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2018-10-26 23:31:13,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 23:31:13,981 INFO L225 Difference]: With dead ends: 418 [2018-10-26 23:31:13,981 INFO L226 Difference]: Without dead ends: 259 [2018-10-26 23:31:13,986 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 23:31:14,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 259 states. [2018-10-26 23:31:14,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 259 to 256. [2018-10-26 23:31:14,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 256 states. [2018-10-26 23:31:14,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 256 states and 304 transitions. [2018-10-26 23:31:14,053 INFO L78 Accepts]: Start accepts. Automaton has 256 states and 304 transitions. Word has length 17 [2018-10-26 23:31:14,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 23:31:14,054 INFO L481 AbstractCegarLoop]: Abstraction has 256 states and 304 transitions. [2018-10-26 23:31:14,054 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-26 23:31:14,054 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 304 transitions. [2018-10-26 23:31:14,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-10-26 23:31:14,057 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 23:31:14,057 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 23:31:14,057 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 23:31:14,058 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 23:31:14,058 INFO L82 PathProgramCache]: Analyzing trace with hash 1188692433, now seen corresponding path program 1 times [2018-10-26 23:31:14,060 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-10-26 23:31:14,060 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bc2bd058-adb3-4269-a8b5-2c2ff5d15ca9/bin-2019/utaipan/cvc4nyu Starting monitored process 3 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-10-26 23:31:14,091 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 23:31:14,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:31:14,296 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 23:31:14,671 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:31:14,671 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-10-26 23:31:14,679 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 23:31:14,679 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-26 23:31:14,681 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-26 23:31:14,681 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-26 23:31:14,681 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-10-26 23:31:14,681 INFO L87 Difference]: Start difference. First operand 256 states and 304 transitions. Second operand 6 states. [2018-10-26 23:31:15,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 23:31:15,116 INFO L93 Difference]: Finished difference Result 494 states and 596 transitions. [2018-10-26 23:31:15,116 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-10-26 23:31:15,116 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 63 [2018-10-26 23:31:15,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 23:31:15,119 INFO L225 Difference]: With dead ends: 494 [2018-10-26 23:31:15,119 INFO L226 Difference]: Without dead ends: 229 [2018-10-26 23:31:15,121 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2018-10-26 23:31:15,122 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 229 states. [2018-10-26 23:31:15,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 229 to 229. [2018-10-26 23:31:15,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 229 states. [2018-10-26 23:31:15,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 229 states and 269 transitions. [2018-10-26 23:31:15,145 INFO L78 Accepts]: Start accepts. Automaton has 229 states and 269 transitions. Word has length 63 [2018-10-26 23:31:15,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 23:31:15,145 INFO L481 AbstractCegarLoop]: Abstraction has 229 states and 269 transitions. [2018-10-26 23:31:15,145 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-26 23:31:15,145 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 269 transitions. [2018-10-26 23:31:15,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-26 23:31:15,147 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 23:31:15,147 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 23:31:15,147 INFO L424 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 23:31:15,147 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 23:31:15,148 INFO L82 PathProgramCache]: Analyzing trace with hash 1888343026, now seen corresponding path program 1 times [2018-10-26 23:31:15,148 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-10-26 23:31:15,148 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bc2bd058-adb3-4269-a8b5-2c2ff5d15ca9/bin-2019/utaipan/cvc4nyu Starting monitored process 4 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-10-26 23:31:15,182 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 23:31:15,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:31:15,342 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 23:31:15,447 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:31:15,448 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [MP cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (4)] Exception during sending of exit command (exit): Broken pipe [2018-10-26 23:31:15,451 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 23:31:15,452 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 23:31:15,452 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-26 23:31:15,452 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-26 23:31:15,452 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 23:31:15,453 INFO L87 Difference]: Start difference. First operand 229 states and 269 transitions. Second operand 3 states. [2018-10-26 23:31:17,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 23:31:17,558 INFO L93 Difference]: Finished difference Result 444 states and 525 transitions. [2018-10-26 23:31:17,559 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-26 23:31:17,559 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 62 [2018-10-26 23:31:17,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 23:31:17,561 INFO L225 Difference]: With dead ends: 444 [2018-10-26 23:31:17,562 INFO L226 Difference]: Without dead ends: 228 [2018-10-26 23:31:17,567 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 58 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 23:31:17,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2018-10-26 23:31:17,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 228. [2018-10-26 23:31:17,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 228 states. [2018-10-26 23:31:17,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 262 transitions. [2018-10-26 23:31:17,587 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 262 transitions. Word has length 62 [2018-10-26 23:31:17,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 23:31:17,588 INFO L481 AbstractCegarLoop]: Abstraction has 228 states and 262 transitions. [2018-10-26 23:31:17,588 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-26 23:31:17,588 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 262 transitions. [2018-10-26 23:31:17,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-10-26 23:31:17,591 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 23:31:17,591 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 23:31:17,592 INFO L424 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 23:31:17,592 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 23:31:17,592 INFO L82 PathProgramCache]: Analyzing trace with hash -409590081, now seen corresponding path program 1 times [2018-10-26 23:31:17,593 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-10-26 23:31:17,593 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bc2bd058-adb3-4269-a8b5-2c2ff5d15ca9/bin-2019/utaipan/cvc4nyu Starting monitored process 5 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-10-26 23:31:17,615 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 23:31:17,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:31:18,059 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 23:31:18,174 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-10-26 23:31:18,175 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [MP cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (5)] Exception during sending of exit command (exit): Broken pipe [2018-10-26 23:31:18,180 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 23:31:18,180 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-10-26 23:31:18,180 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-10-26 23:31:18,181 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-10-26 23:31:18,181 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-10-26 23:31:18,181 INFO L87 Difference]: Start difference. First operand 228 states and 262 transitions. Second operand 5 states. [2018-10-26 23:31:18,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 23:31:18,238 INFO L93 Difference]: Finished difference Result 447 states and 514 transitions. [2018-10-26 23:31:18,239 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-10-26 23:31:18,239 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 84 [2018-10-26 23:31:18,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 23:31:18,241 INFO L225 Difference]: With dead ends: 447 [2018-10-26 23:31:18,241 INFO L226 Difference]: Without dead ends: 228 [2018-10-26 23:31:18,242 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-10-26 23:31:18,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2018-10-26 23:31:18,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 228. [2018-10-26 23:31:18,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 228 states. [2018-10-26 23:31:18,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 261 transitions. [2018-10-26 23:31:18,261 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 261 transitions. Word has length 84 [2018-10-26 23:31:18,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 23:31:18,261 INFO L481 AbstractCegarLoop]: Abstraction has 228 states and 261 transitions. [2018-10-26 23:31:18,261 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-10-26 23:31:18,261 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 261 transitions. [2018-10-26 23:31:18,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-10-26 23:31:18,264 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 23:31:18,264 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 23:31:18,264 INFO L424 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 23:31:18,264 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 23:31:18,265 INFO L82 PathProgramCache]: Analyzing trace with hash 699225118, now seen corresponding path program 1 times [2018-10-26 23:31:18,265 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-10-26 23:31:18,265 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bc2bd058-adb3-4269-a8b5-2c2ff5d15ca9/bin-2019/utaipan/cvc4nyu Starting monitored process 6 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-10-26 23:31:18,291 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 23:31:19,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 23:31:22,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 23:31:22,783 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-10-26 23:31:22,816 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 23:31:22,817 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 23:31:22,819 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 23:31:22,819 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 23:31:22,837 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 23:31:22,838 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 23:31:22,839 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 23:31:22,841 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 23:31:22,864 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 23:31:22,864 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 23:31:22,865 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 23:31:22,865 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 23:31:22,865 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 23:31:22,866 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 23:31:22,867 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 23:31:22,867 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 23:31:22,868 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 23:31:22,868 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 23:31:22,868 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 23:31:22,869 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 23:31:22,869 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 23:31:22,869 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 23:31:22,899 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~block_device_operations?open~*((*block_device ~fmode_t~0 ) : INT)?release~*((*gendisk ~fmode_t~0 ) : INT)?locked_ioctl~*((*block_device ~fmode_t~0 UINT ULONG ) : INT)?ioctl~*((*block_device ~fmode_t~0 UINT ULONG ) : INT)?compat_ioctl~*((*block_device ~fmode_t~0 UINT ULONG ) : INT)?direct_access~*((*block_device ~sector_t~0 **VOID *ULONG ) : INT)?media_changed~*((*gendisk ) : INT)?unlock_native_capacity~*((*gendisk ) : VOID)?revalidate_disk~*((*gendisk ) : INT)?getgeo~*((*block_device *hd_geometry ) : INT)?swap_slot_free_notify~*((*block_device ULONG ) : VOID)?owner~*module# [2018-10-26 23:31:22,900 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-10-26 23:31:22,910 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~virtio_driver?driver~STRUCT~~device_driver?name~*CHAR?bus~*bus_type?owner~*module?mod_name~*CHAR?suppress_bind_attrs~~bool~0?probe~*((*device ) : INT)?remove~*((*device ) : INT)?shutdown~*((*device ) : VOID)?suspend~*((*device ~pm_message_t~0 ) : INT)?resume~*((*device ) : INT)?groups~**attribute_group?pm~*dev_pm_ops?p~*driver_private#?id_table~*virtio_device_id?feature_table~*UINT?feature_table_size~UINT?probe~*((*virtio_device ) : INT)?remove~*((*virtio_device ) : VOID)?config_changed~*((*virtio_device ) : VOID)# [2018-10-26 23:31:22,911 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType ARRAY#_unrecognizedDimensions_~STRUCT~~virtio_device_id?device~~__u32~0?vendor~~__u32~0## [2018-10-26 23:31:22,911 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-10-26 23:31:22,911 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType ARRAY#_unrecognizedDimensions_~UINT# [2018-10-26 23:31:22,912 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~block_device_operations?open~*((*block_device ~fmode_t~0 ) : INT)?release~*((*gendisk ~fmode_t~0 ) : INT)?locked_ioctl~*((*block_device ~fmode_t~0 UINT ULONG ) : INT)?ioctl~*((*block_device ~fmode_t~0 UINT ULONG ) : INT)?compat_ioctl~*((*block_device ~fmode_t~0 UINT ULONG ) : INT)?direct_access~*((*block_device ~sector_t~0 **VOID *ULONG ) : INT)?media_changed~*((*gendisk ) : INT)?unlock_native_capacity~*((*gendisk ) : VOID)?revalidate_disk~*((*gendisk ) : INT)?getgeo~*((*block_device *hd_geometry ) : INT)?swap_slot_free_notify~*((*block_device ULONG ) : VOID)?owner~*module# [2018-10-26 23:31:22,912 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType ARRAY#_unrecognizedDimensions_~STRUCT~~virtio_device_id?device~~__u32~0?vendor~~__u32~0## [2018-10-26 23:31:22,912 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~virtio_driver?driver~STRUCT~~device_driver?name~*CHAR?bus~*bus_type?owner~*module?mod_name~*CHAR?suppress_bind_attrs~~bool~0?probe~*((*device ) : INT)?remove~*((*device ) : INT)?shutdown~*((*device ) : VOID)?suspend~*((*device ~pm_message_t~0 ) : INT)?resume~*((*device ) : INT)?groups~**attribute_group?pm~*dev_pm_ops?p~*driver_private#?id_table~*virtio_device_id?feature_table~*UINT?feature_table_size~UINT?probe~*((*virtio_device ) : INT)?remove~*((*virtio_device ) : VOID)?config_changed~*((*virtio_device ) : VOID)# [2018-10-26 23:31:22,912 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType ARRAY#_unrecognizedDimensions_~UINT# [2018-10-26 23:31:22,913 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-10-26 23:31:22,913 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-10-26 23:31:22,917 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-10-26 23:31:22,918 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-10-26 23:31:22,919 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-10-26 23:31:22,919 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-10-26 23:31:22,920 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-10-26 23:31:22,920 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-10-26 23:31:22,921 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-10-26 23:31:22,921 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-10-26 23:31:22,924 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-10-26 23:31:22,924 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-10-26 23:31:22,925 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-10-26 23:31:22,925 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-10-26 23:31:22,926 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-10-26 23:31:22,926 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-10-26 23:31:22,927 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-10-26 23:31:22,928 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-10-26 23:31:22,928 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-10-26 23:31:22,929 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-10-26 23:31:22,929 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-10-26 23:31:22,930 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-10-26 23:31:22,931 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-10-26 23:31:22,931 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-10-26 23:31:22,931 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-10-26 23:31:22,932 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-10-26 23:31:22,932 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-10-26 23:31:22,933 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-10-26 23:31:22,933 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-10-26 23:31:22,934 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-10-26 23:31:22,937 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-10-26 23:31:22,937 WARN L1239 BoogieBacktranslator]: unknown boogie variable bio_map_kern_#res [2018-10-26 23:31:22,938 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-10-26 23:31:22,938 WARN L1239 BoogieBacktranslator]: unknown boogie variable bio_map_kern_#in~50 [2018-10-26 23:31:22,938 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-10-26 23:31:22,939 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-10-26 23:31:22,939 WARN L1239 BoogieBacktranslator]: unknown boogie variable blk_make_request_#res [2018-10-26 23:31:22,940 WARN L1239 BoogieBacktranslator]: unknown boogie variable blk_make_request_#in~56 [2018-10-26 23:31:22,940 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-10-26 23:31:22,940 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-10-26 23:31:22,941 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-10-26 23:31:22,941 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-10-26 23:31:22,942 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-10-26 23:31:22,944 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-10-26 23:31:22,945 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-10-26 23:31:22,945 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-10-26 23:31:22,946 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-10-26 23:31:22,946 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-10-26 23:31:22,947 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-10-26 23:31:22,947 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-10-26 23:31:22,947 WARN L1239 BoogieBacktranslator]: unknown boogie variable blk_make_request_#in~56 [2018-10-26 23:31:22,947 WARN L1239 BoogieBacktranslator]: unknown boogie variable blk_make_request_#res [2018-10-26 23:31:22,948 WARN L1239 BoogieBacktranslator]: unknown boogie variable blk_make_request_#in~56 [2018-10-26 23:31:22,948 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-10-26 23:31:22,949 WARN L1239 BoogieBacktranslator]: unknown boogie variable blk_make_request_#res [2018-10-26 23:31:22,949 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-10-26 23:31:22,949 WARN L1239 BoogieBacktranslator]: unknown boogie variable bio_map_kern_#res [2018-10-26 23:31:22,950 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-10-26 23:31:22,950 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-10-26 23:31:22,953 WARN L1239 BoogieBacktranslator]: unknown boogie variable bio_map_kern_#in~50 [2018-10-26 23:31:22,954 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-10-26 23:31:22,954 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-10-26 23:31:22,955 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-10-26 23:31:22,955 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-10-26 23:31:22,956 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-10-26 23:31:22,956 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-10-26 23:31:22,957 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-10-26 23:31:22,957 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-10-26 23:31:22,957 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-10-26 23:31:22,957 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-10-26 23:31:22,960 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-10-26 23:31:22,961 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-10-26 23:31:22,961 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-10-26 23:31:22,961 WARN L1239 BoogieBacktranslator]: unknown boogie variable bio_map_kern_#res [2018-10-26 23:31:22,962 WARN L1239 BoogieBacktranslator]: unknown boogie variable bio_map_kern_#in~50 [2018-10-26 23:31:22,962 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-10-26 23:31:22,962 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-10-26 23:31:22,963 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-10-26 23:31:22,963 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-10-26 23:31:22,963 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-10-26 23:31:22,964 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-10-26 23:31:22,964 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-10-26 23:31:22,965 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-10-26 23:31:22,965 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-10-26 23:31:22,966 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-10-26 23:31:22,975 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-10-26 23:31:22,980 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-10-26 23:31:22,980 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-10-26 23:31:22,980 WARN L1239 BoogieBacktranslator]: unknown boogie variable bio_map_kern_#in~50 [2018-10-26 23:31:22,981 WARN L1239 BoogieBacktranslator]: unknown boogie variable bio_map_kern_#res [2018-10-26 23:31:22,981 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-10-26 23:31:22,981 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-10-26 23:31:22,982 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-10-26 23:31:22,982 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-10-26 23:31:22,982 WARN L1239 BoogieBacktranslator]: unknown boogie variable bio_map_kern_#in~50 [2018-10-26 23:31:22,982 WARN L1239 BoogieBacktranslator]: unknown boogie variable bio_map_kern_#res [2018-10-26 23:31:22,983 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-10-26 23:31:22,983 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-10-26 23:31:22,983 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-10-26 23:31:22,984 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-10-26 23:31:22,984 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-10-26 23:31:22,984 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-10-26 23:31:22,985 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-10-26 23:31:22,985 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-10-26 23:31:22,985 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-10-26 23:31:22,986 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-10-26 23:31:22,990 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-10-26 23:31:22,990 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-10-26 23:31:22,990 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-10-26 23:31:22,991 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-10-26 23:31:22,991 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-10-26 23:31:22,991 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-10-26 23:31:22,992 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-10-26 23:31:22,992 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-10-26 23:31:22,992 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-10-26 23:31:22,993 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-10-26 23:31:23,010 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.10 11:31:23 BoogieIcfgContainer [2018-10-26 23:31:23,011 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-26 23:31:23,011 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 23:31:23,011 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 23:31:23,011 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 23:31:23,012 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:31:13" (3/4) ... [2018-10-26 23:31:23,016 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-10-26 23:31:23,017 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 23:31:23,017 INFO L168 Benchmark]: Toolchain (without parser) took 15746.60 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 341.3 MB). Free memory was 946.5 MB in the beginning and 1.3 GB in the end (delta: -318.8 MB). Peak memory consumption was 22.5 MB. Max. memory is 11.5 GB. [2018-10-26 23:31:23,018 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 23:31:23,019 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2085.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 200.3 MB). Free memory was 946.5 MB in the beginning and 995.4 MB in the end (delta: -48.9 MB). Peak memory consumption was 236.8 MB. Max. memory is 11.5 GB. [2018-10-26 23:31:23,019 INFO L168 Benchmark]: Boogie Procedure Inliner took 119.48 ms. Allocated memory is still 1.2 GB. Free memory was 995.4 MB in the beginning and 989.6 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 11.5 GB. [2018-10-26 23:31:23,020 INFO L168 Benchmark]: Boogie Preprocessor took 108.30 ms. Allocated memory is still 1.2 GB. Free memory was 989.6 MB in the beginning and 983.8 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 11.5 GB. [2018-10-26 23:31:23,020 INFO L168 Benchmark]: RCFGBuilder took 3790.03 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 62.9 MB). Free memory was 983.8 MB in the beginning and 1.1 GB in the end (delta: -100.8 MB). Peak memory consumption was 122.8 MB. Max. memory is 11.5 GB. [2018-10-26 23:31:23,021 INFO L168 Benchmark]: TraceAbstraction took 9633.40 ms. Allocated memory was 1.3 GB in the beginning and 1.4 GB in the end (delta: 78.1 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -180.7 MB). Peak memory consumption was 234.5 MB. Max. memory is 11.5 GB. [2018-10-26 23:31:23,021 INFO L168 Benchmark]: Witness Printer took 5.74 ms. Allocated memory is still 1.4 GB. Free memory is still 1.3 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 23:31:23,027 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 2085.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 200.3 MB). Free memory was 946.5 MB in the beginning and 995.4 MB in the end (delta: -48.9 MB). Peak memory consumption was 236.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 119.48 ms. Allocated memory is still 1.2 GB. Free memory was 995.4 MB in the beginning and 989.6 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 108.30 ms. Allocated memory is still 1.2 GB. Free memory was 989.6 MB in the beginning and 983.8 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 3790.03 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 62.9 MB). Free memory was 983.8 MB in the beginning and 1.1 GB in the end (delta: -100.8 MB). Peak memory consumption was 122.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 9633.40 ms. Allocated memory was 1.3 GB in the beginning and 1.4 GB in the end (delta: 78.1 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -180.7 MB). Peak memory consumption was 234.5 MB. Max. memory is 11.5 GB. * Witness Printer took 5.74 ms. Allocated memory is still 1.4 GB. Free memory is still 1.3 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~block_device_operations?open~*((*block_device ~fmode_t~0 ) : INT)?release~*((*gendisk ~fmode_t~0 ) : INT)?locked_ioctl~*((*block_device ~fmode_t~0 UINT ULONG ) : INT)?ioctl~*((*block_device ~fmode_t~0 UINT ULONG ) : INT)?compat_ioctl~*((*block_device ~fmode_t~0 UINT ULONG ) : INT)?direct_access~*((*block_device ~sector_t~0 **VOID *ULONG ) : INT)?media_changed~*((*gendisk ) : INT)?unlock_native_capacity~*((*gendisk ) : VOID)?revalidate_disk~*((*gendisk ) : INT)?getgeo~*((*block_device *hd_geometry ) : INT)?swap_slot_free_notify~*((*block_device ULONG ) : VOID)?owner~*module# - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~virtio_driver?driver~STRUCT~~device_driver?name~*CHAR?bus~*bus_type?owner~*module?mod_name~*CHAR?suppress_bind_attrs~~bool~0?probe~*((*device ) : INT)?remove~*((*device ) : INT)?shutdown~*((*device ) : VOID)?suspend~*((*device ~pm_message_t~0 ) : INT)?resume~*((*device ) : INT)?groups~**attribute_group?pm~*dev_pm_ops?p~*driver_private#?id_table~*virtio_device_id?feature_table~*UINT?feature_table_size~UINT?probe~*((*virtio_device ) : INT)?remove~*((*virtio_device ) : VOID)?config_changed~*((*virtio_device ) : VOID)# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType ARRAY#_unrecognizedDimensions_~STRUCT~~virtio_device_id?device~~__u32~0?vendor~~__u32~0## - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType ARRAY#_unrecognizedDimensions_~UINT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~block_device_operations?open~*((*block_device ~fmode_t~0 ) : INT)?release~*((*gendisk ~fmode_t~0 ) : INT)?locked_ioctl~*((*block_device ~fmode_t~0 UINT ULONG ) : INT)?ioctl~*((*block_device ~fmode_t~0 UINT ULONG ) : INT)?compat_ioctl~*((*block_device ~fmode_t~0 UINT ULONG ) : INT)?direct_access~*((*block_device ~sector_t~0 **VOID *ULONG ) : INT)?media_changed~*((*gendisk ) : INT)?unlock_native_capacity~*((*gendisk ) : VOID)?revalidate_disk~*((*gendisk ) : INT)?getgeo~*((*block_device *hd_geometry ) : INT)?swap_slot_free_notify~*((*block_device ULONG ) : VOID)?owner~*module# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType ARRAY#_unrecognizedDimensions_~STRUCT~~virtio_device_id?device~~__u32~0?vendor~~__u32~0## - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~virtio_driver?driver~STRUCT~~device_driver?name~*CHAR?bus~*bus_type?owner~*module?mod_name~*CHAR?suppress_bind_attrs~~bool~0?probe~*((*device ) : INT)?remove~*((*device ) : INT)?shutdown~*((*device ) : VOID)?suspend~*((*device ~pm_message_t~0 ) : INT)?resume~*((*device ) : INT)?groups~**attribute_group?pm~*dev_pm_ops?p~*driver_private#?id_table~*virtio_device_id?feature_table~*UINT?feature_table_size~UINT?probe~*((*virtio_device ) : INT)?remove~*((*virtio_device ) : VOID)?config_changed~*((*virtio_device ) : VOID)# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType ARRAY#_unrecognizedDimensions_~UINT# - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable bio_map_kern_#res - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable bio_map_kern_#in~50 - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable blk_make_request_#res - GenericResult: Unfinished Backtranslation unknown boogie variable blk_make_request_#in~56 - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable blk_make_request_#in~56 - GenericResult: Unfinished Backtranslation unknown boogie variable blk_make_request_#res - GenericResult: Unfinished Backtranslation unknown boogie variable blk_make_request_#in~56 - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable blk_make_request_#res - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable bio_map_kern_#res - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable bio_map_kern_#in~50 - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable bio_map_kern_#res - GenericResult: Unfinished Backtranslation unknown boogie variable bio_map_kern_#in~50 - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable bio_map_kern_#in~50 - GenericResult: Unfinished Backtranslation unknown boogie variable bio_map_kern_#res - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable bio_map_kern_#in~50 - GenericResult: Unfinished Backtranslation unknown boogie variable bio_map_kern_#res - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 4447]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of large string literal at line 4314. Possible FailurePath: [L3328] CALL "include/trace/events/kmem.h" [L3328] RET "include/trace/events/kmem.h" [L4146] CALL "&(&vblk->lock)->rlock" [L4146] RET "&(&vblk->lock)->rlock" [L4150] CALL "requests" [L4150] RET "requests" [L4184] CALL "vd%c" [L4184] RET "vd%c" [L4187] CALL "vd%c%c" [L4187] RET "vd%c%c" [L4192] CALL "vd%c%c%c" [L4192] RET "vd%c%c%c" [L4307] CALL, EXPR "virtio_blk" [L4307] RET, EXPR "virtio_blk" [L4314] CALL, EXPR "virtblk" [L4314] RET, EXPR "virtblk" [L4329] CALL, EXPR "virtblk" [L4329] RET, EXPR "virtblk" [L3729] static int major ; [L3730] static int index ; [L4303-L4306] CALL static unsigned int features[9U] = { 0U, 2U, 1U, 4U, 5U, 6U, 7U, 9U, 10U}; [L4303-L4306] RET static unsigned int features[9U] = { 0U, 2U, 1U, 4U, 5U, 6U, 7U, 9U, 10U}; [L4303-L4306] RET static unsigned int features[9U] = { 0U, 2U, 1U, 4U, 5U, 6U, 7U, 9U, 10U}; [L4303-L4306] RET static unsigned int features[9U] = { 0U, 2U, 1U, 4U, 5U, 6U, 7U, 9U, 10U}; [L4303-L4306] RET static unsigned int features[9U] = { 0U, 2U, 1U, 4U, 5U, 6U, 7U, 9U, 10U}; [L4303-L4306] RET static unsigned int features[9U] = { 0U, 2U, 1U, 4U, 5U, 6U, 7U, 9U, 10U}; [L4303-L4306] RET static unsigned int features[9U] = { 0U, 2U, 1U, 4U, 5U, 6U, 7U, 9U, 10U}; [L4303-L4306] RET static unsigned int features[9U] = { 0U, 2U, 1U, 4U, 5U, 6U, 7U, 9U, 10U}; [L4303-L4306] RET static unsigned int features[9U] = { 0U, 2U, 1U, 4U, 5U, 6U, 7U, 9U, 10U}; [L4303-L4306] RET static unsigned int features[9U] = { 0U, 2U, 1U, 4U, 5U, 6U, 7U, 9U, 10U}; [L4303-L4306] RET static unsigned int features[9U] = { 0U, 2U, 1U, 4U, 5U, 6U, 7U, 9U, 10U}; [L4339] int LDV_IN_INTERRUPT ; [L4510] int ldv_blk_rq = 0; [L4084-L4085] CALL static struct block_device_operations const virtblk_fops = {0, 0, & virtblk_ioctl, 0, 0, 0, 0, 0, 0, & virtblk_getgeo, 0, & __this_module}; [L4084-L4085] RET static struct block_device_operations const virtblk_fops = {0, 0, & virtblk_ioctl, 0, 0, 0, 0, 0, 0, & virtblk_getgeo, 0, & __this_module}; [L4084-L4085] RET static struct block_device_operations const virtblk_fops = {0, 0, & virtblk_ioctl, 0, 0, 0, 0, 0, 0, & virtblk_getgeo, 0, & __this_module}; [L4084-L4085] RET static struct block_device_operations const virtblk_fops = {0, 0, & virtblk_ioctl, 0, 0, 0, 0, 0, 0, & virtblk_getgeo, 0, & __this_module}; [L4084-L4085] RET static struct block_device_operations const virtblk_fops = {0, 0, & virtblk_ioctl, 0, 0, 0, 0, 0, 0, & virtblk_getgeo, 0, & __this_module}; [L4084-L4085] RET static struct block_device_operations const virtblk_fops = {0, 0, & virtblk_ioctl, 0, 0, 0, 0, 0, 0, & virtblk_getgeo, 0, & __this_module}; [L4084-L4085] RET static struct block_device_operations const virtblk_fops = {0, 0, & virtblk_ioctl, 0, 0, 0, 0, 0, 0, & virtblk_getgeo, 0, & __this_module}; [L4084-L4085] RET static struct block_device_operations const virtblk_fops = {0, 0, & virtblk_ioctl, 0, 0, 0, 0, 0, 0, & virtblk_getgeo, 0, & __this_module}; [L4084-L4085] RET static struct block_device_operations const virtblk_fops = {0, 0, & virtblk_ioctl, 0, 0, 0, 0, 0, 0, & virtblk_getgeo, 0, & __this_module}; [L4084-L4085] RET static struct block_device_operations const virtblk_fops = {0, 0, & virtblk_ioctl, 0, 0, 0, 0, 0, 0, & virtblk_getgeo, 0, & __this_module}; [L4084-L4085] RET static struct block_device_operations const virtblk_fops = {0, 0, & virtblk_ioctl, 0, 0, 0, 0, 0, 0, & virtblk_getgeo, 0, & __this_module}; [L4084-L4085] RET static struct block_device_operations const virtblk_fops = {0, 0, & virtblk_ioctl, 0, 0, 0, 0, 0, 0, & virtblk_getgeo, 0, & __this_module}; [L4084-L4085] RET static struct block_device_operations const virtblk_fops = {0, 0, & virtblk_ioctl, 0, 0, 0, 0, 0, 0, & virtblk_getgeo, 0, & __this_module}; [L4084-L4085] RET static struct block_device_operations const virtblk_fops = {0, 0, & virtblk_ioctl, 0, 0, 0, 0, 0, 0, & virtblk_getgeo, 0, & __this_module}; [L4301-L4302] CALL static struct virtio_device_id const id_table[2U] = { {2U, 4294967295U}, {0U, 0U}}; [L4301-L4302] RET static struct virtio_device_id const id_table[2U] = { {2U, 4294967295U}, {0U, 0U}}; [L4301-L4302] RET static struct virtio_device_id const id_table[2U] = { {2U, 4294967295U}, {0U, 0U}}; [L4301-L4302] RET static struct virtio_device_id const id_table[2U] = { {2U, 4294967295U}, {0U, 0U}}; [L4301-L4302] RET static struct virtio_device_id const id_table[2U] = { {2U, 4294967295U}, {0U, 0U}}; [L4301-L4302] RET static struct virtio_device_id const id_table[2U] = { {2U, 4294967295U}, {0U, 0U}}; [L4307-L4308] CALL static struct virtio_driver virtio_blk = {{"virtio_blk", 0, & __this_module, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0}, (struct virtio_device_id const *)(& id_table), (unsigned int const *)(& features), 9U, & virtblk_probe, & virtblk_remove, 0}; [L4307-L4308] RET static struct virtio_driver virtio_blk = {{"virtio_blk", 0, & __this_module, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0}, (struct virtio_device_id const *)(& id_table), (unsigned int const *)(& features), 9U, & virtblk_probe, & virtblk_remove, 0}; [L4307-L4308] RET static struct virtio_driver virtio_blk = {{"virtio_blk", 0, & __this_module, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0}, (struct virtio_device_id const *)(& id_table), (unsigned int const *)(& features), 9U, & virtblk_probe, & virtblk_remove, 0}; [L4307-L4308] RET static struct virtio_driver virtio_blk = {{"virtio_blk", 0, & __this_module, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0}, (struct virtio_device_id const *)(& id_table), (unsigned int const *)(& features), 9U, & virtblk_probe, & virtblk_remove, 0}; [L4307-L4308] RET static struct virtio_driver virtio_blk = {{"virtio_blk", 0, & __this_module, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0}, (struct virtio_device_id const *)(& id_table), (unsigned int const *)(& features), 9U, & virtblk_probe, & virtblk_remove, 0}; [L4307-L4308] RET static struct virtio_driver virtio_blk = {{"virtio_blk", 0, & __this_module, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0}, (struct virtio_device_id const *)(& id_table), (unsigned int const *)(& features), 9U, & virtblk_probe, & virtblk_remove, 0}; [L4307-L4308] RET static struct virtio_driver virtio_blk = {{"virtio_blk", 0, & __this_module, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0}, (struct virtio_device_id const *)(& id_table), (unsigned int const *)(& features), 9U, & virtblk_probe, & virtblk_remove, 0}; [L4307-L4308] RET static struct virtio_driver virtio_blk = {{"virtio_blk", 0, & __this_module, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0}, (struct virtio_device_id const *)(& id_table), (unsigned int const *)(& features), 9U, & virtblk_probe, & virtblk_remove, 0}; [L4307-L4308] RET static struct virtio_driver virtio_blk = {{"virtio_blk", 0, & __this_module, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0}, (struct virtio_device_id const *)(& id_table), (unsigned int const *)(& features), 9U, & virtblk_probe, & virtblk_remove, 0}; [L4307-L4308] RET static struct virtio_driver virtio_blk = {{"virtio_blk", 0, & __this_module, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0}, (struct virtio_device_id const *)(& id_table), (unsigned int const *)(& features), 9U, & virtblk_probe, & virtblk_remove, 0}; [L4307-L4308] RET static struct virtio_driver virtio_blk = {{"virtio_blk", 0, & __this_module, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0}, (struct virtio_device_id const *)(& id_table), (unsigned int const *)(& features), 9U, & virtblk_probe, & virtblk_remove, 0}; [L4307-L4308] RET static struct virtio_driver virtio_blk = {{"virtio_blk", 0, & __this_module, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0}, (struct virtio_device_id const *)(& id_table), (unsigned int const *)(& features), 9U, & virtblk_probe, & virtblk_remove, 0}; [L4307-L4308] RET static struct virtio_driver virtio_blk = {{"virtio_blk", 0, & __this_module, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0}, (struct virtio_device_id const *)(& id_table), (unsigned int const *)(& features), 9U, & virtblk_probe, & virtblk_remove, 0}; [L4307-L4308] RET static struct virtio_driver virtio_blk = {{"virtio_blk", 0, & __this_module, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0}, (struct virtio_device_id const *)(& id_table), (unsigned int const *)(& features), 9U, & virtblk_probe, & virtblk_remove, 0}; [L4307-L4308] RET static struct virtio_driver virtio_blk = {{"virtio_blk", 0, & __this_module, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0}, (struct virtio_device_id const *)(& id_table), (unsigned int const *)(& features), 9U, & virtblk_probe, & virtblk_remove, 0}; [L4307-L4308] RET static struct virtio_driver virtio_blk = {{"virtio_blk", 0, & __this_module, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0}, (struct virtio_device_id const *)(& id_table), (unsigned int const *)(& features), 9U, & virtblk_probe, & virtblk_remove, 0}; [L4307-L4308] RET static struct virtio_driver virtio_blk = {{"virtio_blk", 0, & __this_module, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0}, (struct virtio_device_id const *)(& id_table), (unsigned int const *)(& features), 9U, & virtblk_probe, & virtblk_remove, 0}; [L4307-L4308] RET static struct virtio_driver virtio_blk = {{"virtio_blk", 0, & __this_module, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0}, (struct virtio_device_id const *)(& id_table), (unsigned int const *)(& features), 9U, & virtblk_probe, & virtblk_remove, 0}; [L4307-L4308] RET static struct virtio_driver virtio_blk = {{"virtio_blk", 0, & __this_module, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0}, (struct virtio_device_id const *)(& id_table), (unsigned int const *)(& features), 9U, & virtblk_probe, & virtblk_remove, 0}; [L4307-L4308] RET static struct virtio_driver virtio_blk = {{"virtio_blk", 0, & __this_module, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0}, (struct virtio_device_id const *)(& id_table), (unsigned int const *)(& features), 9U, & virtblk_probe, & virtblk_remove, 0}; [L4307-L4308] RET static struct virtio_driver virtio_blk = {{"virtio_blk", 0, & __this_module, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0}, (struct virtio_device_id const *)(& id_table), (unsigned int const *)(& features), 9U, & virtblk_probe, & virtblk_remove, 0}; [L4334] struct virtio_device_id const __mod_virtio_device_table ; VAL ["&(&vblk->lock)->rlock"={-262147:0}, "include/trace/events/kmem.h"={-70452446:0}, "requests"={-402653182:0}, "vd%c"={-262145:0}, "vd%c%c"={5:0}, "vd%c%c%c"={-262151:0}, "virtblk"={-262148:0}, "virtblk"={-262146:0}, "virtio_blk"={3:0}, \old("&(&vblk->lock)->rlock")=0, \old("&(&vblk->lock)->rlock")=0, \old("include/trace/events/kmem.h")=0, \old("include/trace/events/kmem.h")=0, \old("requests")=0, \old("requests")=0, \old("vd%c")=0, \old("vd%c")=0, \old("vd%c%c")=0, \old("vd%c%c")=0, \old("vd%c%c%c")=0, \old("vd%c%c%c")=0, \old("virtblk")=0, \old("virtblk")=0, \old("virtblk")=0, \old("virtblk")=0, \old("virtio_blk")=0, \old("virtio_blk")=0, \old(__mod_virtio_device_table)=0, \old(__mod_virtio_device_table)=0, \old(features)=null, \old(features)=null, \old(id_table)=null, \old(id_table)=null, \old(index)=0, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, \old(virtblk_fops)=null, \old(virtblk_fops)=null, \old(virtio_blk)=null, \old(virtio_blk)=null, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={-1:3}, features={1:0}, id_table={-2:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=0, major=0, virtblk_fops={2:0}, virtio_blk={-1:0}] [L4342] struct block_device *var_group1 ; [L4343] fmode_t var_virtblk_ioctl_5_p1 ; [L4344] unsigned int var_virtblk_ioctl_5_p2 ; [L4345] unsigned long var_virtblk_ioctl_5_p3 ; [L4346] struct hd_geometry *var_group2 ; [L4347] int tmp ; [L4348] int tmp___0 ; [L4349] int tmp___1 ; [L4352] LDV_IN_INTERRUPT = 1 [L4353] FCALL ldv_initialize() [L4354] FCALL ldv_handler_precall() [L4355] CALL, EXPR init() VAL ["&(&vblk->lock)->rlock"={-262147:0}, "include/trace/events/kmem.h"={-70452446:0}, "requests"={-402653182:0}, "vd%c"={-262145:0}, "vd%c%c"={5:0}, "vd%c%c%c"={-262151:0}, "virtblk"={-262148:0}, "virtblk"={-262146:0}, "virtio_blk"={3:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={-1:3}, features={1:0}, id_table={-2:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={2:0}, virtio_blk={-1:0}] [L4311] int tmp ; [L4314] EXPR, FCALL register_blkdev(0U, "virtblk") [L4314] major = register_blkdev(0U, "virtblk") [L4315] COND FALSE !(major < 0) [L4320] EXPR, FCALL register_virtio_driver(& virtio_blk) [L4320] tmp = register_virtio_driver(& virtio_blk) [L4321] RET return (tmp); VAL ["&(&vblk->lock)->rlock"={-262147:0}, "include/trace/events/kmem.h"={-70452446:0}, "requests"={-402653182:0}, "vd%c"={-262145:0}, "vd%c%c"={5:0}, "vd%c%c%c"={-262151:0}, "virtblk"={-262148:0}, "virtblk"={-262146:0}, "virtio_blk"={3:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={-1:3}, features={1:0}, id_table={-2:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={2:0}, virtio_blk={-1:0}] [L4355] EXPR init() VAL ["&(&vblk->lock)->rlock"={-262147:0}, "include/trace/events/kmem.h"={-70452446:0}, "requests"={-402653182:0}, "vd%c"={-262145:0}, "vd%c%c"={5:0}, "vd%c%c%c"={-262151:0}, "virtblk"={-262148:0}, "virtblk"={-262146:0}, "virtio_blk"={3:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={-1:3}, features={1:0}, id_table={-2:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={2:0}, virtio_blk={-1:0}] [L4355] tmp = init() [L4356] COND FALSE !(tmp != 0) VAL ["&(&vblk->lock)->rlock"={-262147:0}, "include/trace/events/kmem.h"={-70452446:0}, "requests"={-402653182:0}, "vd%c"={-262145:0}, "vd%c%c"={5:0}, "vd%c%c%c"={-262151:0}, "virtblk"={-262148:0}, "virtblk"={-262146:0}, "virtio_blk"={3:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={-1:3}, features={1:0}, id_table={-2:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={2:0}, virtio_blk={-1:0}] [L4378] tmp___1 = __VERIFIER_nondet_int() [L4379] COND TRUE tmp___1 != 0 VAL ["&(&vblk->lock)->rlock"={-262147:0}, "include/trace/events/kmem.h"={-70452446:0}, "requests"={-402653182:0}, "vd%c"={-262145:0}, "vd%c%c"={5:0}, "vd%c%c%c"={-262151:0}, "virtblk"={-262148:0}, "virtblk"={-262146:0}, "virtio_blk"={3:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={-1:3}, features={1:0}, id_table={-2:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={2:0}, virtio_blk={-1:0}] [L4363] tmp___0 = __VERIFIER_nondet_int() [L4365] case 0: [L4366] FCALL ldv_handler_precall() [L4367] CALL virtblk_ioctl(var_group1, var_virtblk_ioctl_5_p1, var_virtblk_ioctl_5_p2, var_virtblk_ioctl_5_p3) VAL ["&(&vblk->lock)->rlock"={-262147:0}, "include/trace/events/kmem.h"={-70452446:0}, "requests"={-402653182:0}, "vd%c"={-262145:0}, "vd%c%c"={5:0}, "vd%c%c%c"={-262151:0}, "virtblk"={-262148:0}, "virtblk"={-262146:0}, "virtio_blk"={3:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={-1:3}, features={1:0}, id_table={-2:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={2:0}, virtio_blk={-1:0}] [L4016] struct gendisk *disk ; [L4017] struct virtio_blk *vblk ; [L4018] void *usr_data ; [L4019] CALL char id_str[20U] ; [L4019] RET char id_str[20U] ; [L4020] int err ; [L4021] int tmp ; [L4022] bool tmp___0 ; [L4023] int tmp___1 ; [L4024] int tmp___2 ; [L4027] CALL, EXPR bdev->bd_disk [L4027] RET, EXPR bdev->bd_disk [L4027] disk = bdev->bd_disk [L4028] CALL, EXPR disk->private_data [L4028] RET, EXPR disk->private_data [L4028] vblk = (struct virtio_blk *)disk->private_data [L4029] COND TRUE cmd == 1447184708U [L4030] usr_data = (void *)data VAL ["&(&vblk->lock)->rlock"={-262147:0}, "include/trace/events/kmem.h"={-70452446:0}, "requests"={-402653182:0}, "vd%c"={-262145:0}, "vd%c%c"={5:0}, "vd%c%c%c"={-262151:0}, "virtblk"={-262148:0}, "virtblk"={-262146:0}, "virtio_blk"={3:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={-1:3}, features={1:0}, id_table={-2:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={2:0}, virtio_blk={-1:0}] [L4031] CALL, EXPR virtblk_get_id(disk, (char *)(& id_str)) VAL ["&(&vblk->lock)->rlock"={-262147:0}, "include/trace/events/kmem.h"={-70452446:0}, "requests"={-402653182:0}, "vd%c"={-262145:0}, "vd%c%c"={5:0}, "vd%c%c%c"={-262151:0}, "virtblk"={-262148:0}, "virtblk"={-262146:0}, "virtio_blk"={3:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={-1:3}, features={1:0}, id_table={-2:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={2:0}, virtio_blk={-1:0}] [L3979] struct virtio_blk *vblk ; [L3980] struct request *req ; [L3981] struct bio *bio ; [L3982] int err ; [L3983] long tmp ; [L3984] long tmp___0 ; [L3985] long tmp___1 ; [L3986] long tmp___2 ; [L3989] CALL, EXPR disk->private_data [L3989] RET, EXPR disk->private_data [L3989] vblk = (struct virtio_blk *)disk->private_data [L3990] CALL, EXPR vblk->disk [L3990] RET, EXPR vblk->disk [L3990] CALL, EXPR (vblk->disk)->queue [L3990] RET, EXPR (vblk->disk)->queue [L3990] EXPR, FCALL bio_map_kern((vblk->disk)->queue, (void *)id_str, 20U, 208U) [L3990] bio = bio_map_kern((vblk->disk)->queue, (void *)id_str, 20U, 208U) [L3991] CALL, EXPR IS_ERR((void const *)bio) VAL ["&(&vblk->lock)->rlock"={-262147:0}, "include/trace/events/kmem.h"={-70452446:0}, "requests"={-402653182:0}, "vd%c"={-262145:0}, "vd%c%c"={5:0}, "vd%c%c%c"={-262151:0}, "virtblk"={-262148:0}, "virtblk"={-262146:0}, "virtio_blk"={3:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={-1:3}, features={1:0}, id_table={-2:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, ptr={0:0}, virtblk_fops={2:0}, virtio_blk={-1:0}] [L4412] long tmp ; VAL ["&(&vblk->lock)->rlock"={-262147:0}, "include/trace/events/kmem.h"={-70452446:0}, "requests"={-402653182:0}, "vd%c"={-262145:0}, "vd%c%c"={5:0}, "vd%c%c%c"={-262151:0}, "virtblk"={-262148:0}, "virtblk"={-262146:0}, "virtio_blk"={3:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={-1:3}, features={1:0}, id_table={-2:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, ptr={0:0}, ptr={0:0}, virtblk_fops={2:0}, virtio_blk={-1:0}] [L4415] CALL, EXPR ldv_is_err(ptr) VAL ["&(&vblk->lock)->rlock"={-262147:0}, "include/trace/events/kmem.h"={-70452446:0}, "requests"={-402653182:0}, "vd%c"={-262145:0}, "vd%c%c"={5:0}, "vd%c%c%c"={-262151:0}, "virtblk"={-262148:0}, "virtblk"={-262146:0}, "virtio_blk"={3:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={-1:3}, features={1:0}, id_table={-2:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, ptr={0:0}, virtblk_fops={2:0}, virtio_blk={-1:0}] [L4463] RET return ((unsigned long )ptr > 2012UL); VAL ["&(&vblk->lock)->rlock"={-262147:0}, "include/trace/events/kmem.h"={-70452446:0}, "requests"={-402653182:0}, "vd%c"={-262145:0}, "vd%c%c"={5:0}, "vd%c%c%c"={-262151:0}, "virtblk"={-262148:0}, "virtblk"={-262146:0}, "virtio_blk"={3:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, \result=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={-1:3}, features={1:0}, id_table={-2:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, ptr={0:0}, ptr={0:0}, virtblk_fops={2:0}, virtio_blk={-1:0}] [L4415] EXPR ldv_is_err(ptr) VAL ["&(&vblk->lock)->rlock"={-262147:0}, "include/trace/events/kmem.h"={-70452446:0}, "requests"={-402653182:0}, "vd%c"={-262145:0}, "vd%c%c"={5:0}, "vd%c%c%c"={-262151:0}, "virtblk"={-262148:0}, "virtblk"={-262146:0}, "virtio_blk"={3:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={-1:3}, features={1:0}, id_table={-2:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_is_err(ptr)=0, major=0, ptr={0:0}, ptr={0:0}, virtblk_fops={2:0}, virtio_blk={-1:0}] [L4415] tmp = ldv_is_err(ptr) [L4416] RET return (tmp); VAL ["&(&vblk->lock)->rlock"={-262147:0}, "include/trace/events/kmem.h"={-70452446:0}, "requests"={-402653182:0}, "vd%c"={-262145:0}, "vd%c%c"={5:0}, "vd%c%c%c"={-262151:0}, "virtblk"={-262148:0}, "virtblk"={-262146:0}, "virtio_blk"={3:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, \result=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={-1:3}, features={1:0}, id_table={-2:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, ptr={0:0}, ptr={0:0}, tmp=0, virtblk_fops={2:0}, virtio_blk={-1:0}] [L3991] EXPR IS_ERR((void const *)bio) VAL ["&(&vblk->lock)->rlock"={-262147:0}, "include/trace/events/kmem.h"={-70452446:0}, "requests"={-402653182:0}, "vd%c"={-262145:0}, "vd%c%c"={5:0}, "vd%c%c%c"={-262151:0}, "virtblk"={-262148:0}, "virtblk"={-262146:0}, "virtio_blk"={3:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={-1:3}, bio_map_kern_#in~50={262146:0}, bio_map_kern_#res={0:0}, features={1:0}, id_table={-2:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={2:0}, virtio_blk={-1:0}] [L3991] tmp___0 = IS_ERR((void const *)bio) [L3992] COND FALSE !(tmp___0 != 0L) [L3998] CALL, EXPR vblk->disk [L3998] RET, EXPR vblk->disk [L3998] CALL, EXPR (vblk->disk)->queue [L3998] RET, EXPR (vblk->disk)->queue [L3998] CALL, EXPR ldv_blk_make_request_5((vblk->disk)->queue, bio, 208U) VAL ["&(&vblk->lock)->rlock"={-262147:0}, "include/trace/events/kmem.h"={-70452446:0}, "requests"={-402653182:0}, "vd%c"={-262145:0}, "vd%c%c"={5:0}, "vd%c%c%c"={-262151:0}, "virtblk"={-262148:0}, "virtblk"={-262146:0}, "virtio_blk"={3:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={-1:3}, features={1:0}, id_table={-2:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={2:0}, virtio_blk={-1:0}] [L4422] ldv_func_ret_type___3 ldv_func_res ; [L4423] struct request *tmp ; [L4426] EXPR, FCALL blk_make_request(ldv_func_arg1, ldv_func_arg2, ldv_func_arg3) [L4426] tmp = blk_make_request(ldv_func_arg1, ldv_func_arg2, ldv_func_arg3) [L4427] ldv_func_res = tmp VAL ["&(&vblk->lock)->rlock"={-262147:0}, "include/trace/events/kmem.h"={-70452446:0}, "requests"={-402653182:0}, "vd%c"={-262145:0}, "vd%c%c"={5:0}, "vd%c%c%c"={-262151:0}, "virtblk"={-262148:0}, "virtblk"={-262146:0}, "virtio_blk"={3:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={-1:3}, blk_make_request_#in~56={0:0}, blk_make_request_#res={4686823:-2143780839}, features={1:0}, id_table={-2:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={2:0}, virtio_blk={-1:0}] [L4428] CALL ldv_get_blk_rq(ldv_func_res, ldv_func_arg3) VAL ["&(&vblk->lock)->rlock"={-262147:0}, "include/trace/events/kmem.h"={-70452446:0}, "requests"={-402653182:0}, "vd%c"={-262145:0}, "vd%c%c"={5:0}, "vd%c%c%c"={-262151:0}, "virtblk"={-262148:0}, "virtblk"={-262146:0}, "virtio_blk"={3:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, \old(mask)=208, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={-1:3}, features={1:0}, id_table={-2:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, res={4686823:-2143780839}, virtblk_fops={2:0}, virtio_blk={-1:0}] [L4513] long tmp ; VAL ["&(&vblk->lock)->rlock"={-262147:0}, "include/trace/events/kmem.h"={-70452446:0}, "requests"={-402653182:0}, "vd%c"={-262145:0}, "vd%c%c"={5:0}, "vd%c%c%c"={-262151:0}, "virtblk"={-262148:0}, "virtblk"={-262146:0}, "virtio_blk"={3:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, \old(mask)=208, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={-1:3}, features={1:0}, id_table={-2:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, mask=208, res={4686823:-2143780839}, res={4686823:-2143780839}, virtblk_fops={2:0}, virtio_blk={-1:0}] [L4516] COND TRUE ldv_blk_rq == 0 VAL ["&(&vblk->lock)->rlock"={-262147:0}, "include/trace/events/kmem.h"={-70452446:0}, "requests"={-402653182:0}, "vd%c"={-262145:0}, "vd%c%c"={5:0}, "vd%c%c%c"={-262151:0}, "virtblk"={-262148:0}, "virtblk"={-262146:0}, "virtio_blk"={3:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, \old(mask)=208, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={-1:3}, features={1:0}, id_table={-2:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, mask=208, res={4686823:-2143780839}, res={4686823:-2143780839}, virtblk_fops={2:0}, virtio_blk={-1:0}] [L4521] COND TRUE (mask == 16U || mask == 208U) || mask == 16U [L4522] RET ldv_blk_rq = 1 VAL ["&(&vblk->lock)->rlock"={-262147:0}, "include/trace/events/kmem.h"={-70452446:0}, "requests"={-402653182:0}, "vd%c"={-262145:0}, "vd%c%c"={5:0}, "vd%c%c%c"={-262151:0}, "virtblk"={-262148:0}, "virtblk"={-262146:0}, "virtio_blk"={3:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, \old(mask)=208, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={-1:3}, features={1:0}, id_table={-2:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, mask=208, res={4686823:-2143780839}, res={4686823:-2143780839}, virtblk_fops={2:0}, virtio_blk={-1:0}] [L4428] ldv_get_blk_rq(ldv_func_res, ldv_func_arg3) VAL ["&(&vblk->lock)->rlock"={-262147:0}, "include/trace/events/kmem.h"={-70452446:0}, "requests"={-402653182:0}, "vd%c"={-262145:0}, "vd%c%c"={5:0}, "vd%c%c%c"={-262151:0}, "virtblk"={-262148:0}, "virtblk"={-262146:0}, "virtio_blk"={3:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={-1:3}, blk_make_request_#in~56={0:0}, blk_make_request_#res={4686823:-2143780839}, features={1:0}, id_table={-2:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={2:0}, virtio_blk={-1:0}] [L4429] RET return (ldv_func_res); VAL ["&(&vblk->lock)->rlock"={-262147:0}, "include/trace/events/kmem.h"={-70452446:0}, "requests"={-402653182:0}, "vd%c"={-262145:0}, "vd%c%c"={5:0}, "vd%c%c%c"={-262151:0}, "virtblk"={-262148:0}, "virtblk"={-262146:0}, "virtio_blk"={3:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={-1:3}, blk_make_request_#in~56={0:0}, blk_make_request_#res={4686823:-2143780839}, features={1:0}, id_table={-2:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={2:0}, virtio_blk={-1:0}] [L3998] EXPR ldv_blk_make_request_5((vblk->disk)->queue, bio, 208U) VAL ["&(&vblk->lock)->rlock"={-262147:0}, "include/trace/events/kmem.h"={-70452446:0}, "requests"={-402653182:0}, "vd%c"={-262145:0}, "vd%c%c"={5:0}, "vd%c%c%c"={-262151:0}, "virtblk"={-262148:0}, "virtblk"={-262146:0}, "virtio_blk"={3:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={-1:3}, bio_map_kern_#in~50={262146:0}, bio_map_kern_#res={0:0}, features={1:0}, id_table={-2:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={2:0}, virtio_blk={-1:0}] [L3998] req = ldv_blk_make_request_5((vblk->disk)->queue, bio, 208U) [L3999] CALL, EXPR IS_ERR((void const *)req) VAL ["&(&vblk->lock)->rlock"={-262147:0}, "include/trace/events/kmem.h"={-70452446:0}, "requests"={-402653182:0}, "vd%c"={-262145:0}, "vd%c%c"={5:0}, "vd%c%c%c"={-262151:0}, "virtblk"={-262148:0}, "virtblk"={-262146:0}, "virtio_blk"={3:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={-1:3}, features={1:0}, id_table={-2:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, ptr={4686823:-2143780839}, virtblk_fops={2:0}, virtio_blk={-1:0}] [L4412] long tmp ; VAL ["&(&vblk->lock)->rlock"={-262147:0}, "include/trace/events/kmem.h"={-70452446:0}, "requests"={-402653182:0}, "vd%c"={-262145:0}, "vd%c%c"={5:0}, "vd%c%c%c"={-262151:0}, "virtblk"={-262148:0}, "virtblk"={-262146:0}, "virtio_blk"={3:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={-1:3}, features={1:0}, id_table={-2:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, ptr={4686823:-2143780839}, ptr={4686823:-2143780839}, virtblk_fops={2:0}, virtio_blk={-1:0}] [L4415] CALL, EXPR ldv_is_err(ptr) VAL ["&(&vblk->lock)->rlock"={-262147:0}, "include/trace/events/kmem.h"={-70452446:0}, "requests"={-402653182:0}, "vd%c"={-262145:0}, "vd%c%c"={5:0}, "vd%c%c%c"={-262151:0}, "virtblk"={-262148:0}, "virtblk"={-262146:0}, "virtio_blk"={3:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={-1:3}, features={1:0}, id_table={-2:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, ptr={4686823:-2143780839}, virtblk_fops={2:0}, virtio_blk={-1:0}] [L4463] RET return ((unsigned long )ptr > 2012UL); VAL ["&(&vblk->lock)->rlock"={-262147:0}, "include/trace/events/kmem.h"={-70452446:0}, "requests"={-402653182:0}, "vd%c"={-262145:0}, "vd%c%c"={5:0}, "vd%c%c%c"={-262151:0}, "virtblk"={-262148:0}, "virtblk"={-262146:0}, "virtio_blk"={3:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, \result=1, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={-1:3}, features={1:0}, id_table={-2:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, ptr={4686823:-2143780839}, ptr={4686823:-2143780839}, virtblk_fops={2:0}, virtio_blk={-1:0}] [L4415] EXPR ldv_is_err(ptr) VAL ["&(&vblk->lock)->rlock"={-262147:0}, "include/trace/events/kmem.h"={-70452446:0}, "requests"={-402653182:0}, "vd%c"={-262145:0}, "vd%c%c"={5:0}, "vd%c%c%c"={-262151:0}, "virtblk"={-262148:0}, "virtblk"={-262146:0}, "virtio_blk"={3:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={-1:3}, features={1:0}, id_table={-2:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, ldv_is_err(ptr)=1, major=0, ptr={4686823:-2143780839}, ptr={4686823:-2143780839}, virtblk_fops={2:0}, virtio_blk={-1:0}] [L4415] tmp = ldv_is_err(ptr) [L4416] RET return (tmp); VAL ["&(&vblk->lock)->rlock"={-262147:0}, "include/trace/events/kmem.h"={-70452446:0}, "requests"={-402653182:0}, "vd%c"={-262145:0}, "vd%c%c"={5:0}, "vd%c%c%c"={-262151:0}, "virtblk"={-262148:0}, "virtblk"={-262146:0}, "virtio_blk"={3:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, \result=1, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={-1:3}, features={1:0}, id_table={-2:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, ptr={4686823:-2143780839}, ptr={4686823:-2143780839}, tmp=1, virtblk_fops={2:0}, virtio_blk={-1:0}] [L3999] EXPR IS_ERR((void const *)req) VAL ["&(&vblk->lock)->rlock"={-262147:0}, "include/trace/events/kmem.h"={-70452446:0}, "requests"={-402653182:0}, "vd%c"={-262145:0}, "vd%c%c"={5:0}, "vd%c%c%c"={-262151:0}, "virtblk"={-262148:0}, "virtblk"={-262146:0}, "virtio_blk"={3:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={-1:3}, bio_map_kern_#in~50={262146:0}, bio_map_kern_#res={0:0}, features={1:0}, id_table={-2:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={2:0}, virtio_blk={-1:0}] [L3999] tmp___2 = IS_ERR((void const *)req) [L4000] COND TRUE tmp___2 != 0L [L4001] FCALL bio_put(bio) [L4002] CALL, EXPR PTR_ERR((void const *)req) VAL ["&(&vblk->lock)->rlock"={-262147:0}, "include/trace/events/kmem.h"={-70452446:0}, "requests"={-402653182:0}, "vd%c"={-262145:0}, "vd%c%c"={5:0}, "vd%c%c%c"={-262151:0}, "virtblk"={-262148:0}, "virtblk"={-262146:0}, "virtio_blk"={3:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={-1:3}, features={1:0}, id_table={-2:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, ptr={4686823:-2143780839}, virtblk_fops={2:0}, virtio_blk={-1:0}] [L4403] long tmp ; VAL ["&(&vblk->lock)->rlock"={-262147:0}, "include/trace/events/kmem.h"={-70452446:0}, "requests"={-402653182:0}, "vd%c"={-262145:0}, "vd%c%c"={5:0}, "vd%c%c%c"={-262151:0}, "virtblk"={-262148:0}, "virtblk"={-262146:0}, "virtio_blk"={3:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={-1:3}, features={1:0}, id_table={-2:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, ptr={4686823:-2143780839}, ptr={4686823:-2143780839}, virtblk_fops={2:0}, virtio_blk={-1:0}] [L4406] CALL, EXPR ldv_ptr_err(ptr) VAL ["&(&vblk->lock)->rlock"={-262147:0}, "include/trace/events/kmem.h"={-70452446:0}, "requests"={-402653182:0}, "vd%c"={-262145:0}, "vd%c%c"={5:0}, "vd%c%c%c"={-262151:0}, "virtblk"={-262148:0}, "virtblk"={-262146:0}, "virtio_blk"={3:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={-1:3}, features={1:0}, id_table={-2:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, ptr={4686823:-2143780839}, virtblk_fops={2:0}, virtio_blk={-1:0}] [L4479] RET return ((long )(2012UL - (unsigned long )ptr)); VAL ["&(&vblk->lock)->rlock"={-262147:0}, "include/trace/events/kmem.h"={-70452446:0}, "requests"={-402653182:0}, "vd%c"={-262145:0}, "vd%c%c"={5:0}, "vd%c%c%c"={-262151:0}, "virtblk"={-262148:0}, "virtblk"={-262146:0}, "virtio_blk"={3:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, \result=2139096028, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={-1:3}, features={1:0}, id_table={-2:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, ptr={4686823:-2143780839}, ptr={4686823:-2143780839}, virtblk_fops={2:0}, virtio_blk={-1:0}] [L4406] EXPR ldv_ptr_err(ptr) VAL ["&(&vblk->lock)->rlock"={-262147:0}, "include/trace/events/kmem.h"={-70452446:0}, "requests"={-402653182:0}, "vd%c"={-262145:0}, "vd%c%c"={5:0}, "vd%c%c%c"={-262151:0}, "virtblk"={-262148:0}, "virtblk"={-262146:0}, "virtio_blk"={3:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={-1:3}, features={1:0}, id_table={-2:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, ldv_ptr_err(ptr)=2139096028, major=0, ptr={4686823:-2143780839}, ptr={4686823:-2143780839}, virtblk_fops={2:0}, virtio_blk={-1:0}] [L4406] tmp = ldv_ptr_err(ptr) [L4407] RET return (tmp); VAL ["&(&vblk->lock)->rlock"={-262147:0}, "include/trace/events/kmem.h"={-70452446:0}, "requests"={-402653182:0}, "vd%c"={-262145:0}, "vd%c%c"={5:0}, "vd%c%c%c"={-262151:0}, "virtblk"={-262148:0}, "virtblk"={-262146:0}, "virtio_blk"={3:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, \result=2139096028, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={-1:3}, features={1:0}, id_table={-2:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, ptr={4686823:-2143780839}, ptr={4686823:-2143780839}, tmp=2139096028, virtblk_fops={2:0}, virtio_blk={-1:0}] [L4002] EXPR PTR_ERR((void const *)req) VAL ["&(&vblk->lock)->rlock"={-262147:0}, "include/trace/events/kmem.h"={-70452446:0}, "requests"={-402653182:0}, "vd%c"={-262145:0}, "vd%c%c"={5:0}, "vd%c%c%c"={-262151:0}, "virtblk"={-262148:0}, "virtblk"={-262146:0}, "virtio_blk"={3:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={-1:3}, bio_map_kern_#in~50={262146:0}, bio_map_kern_#res={0:0}, features={1:0}, id_table={-2:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={2:0}, virtio_blk={-1:0}] [L4002] tmp___1 = PTR_ERR((void const *)req) [L4003] RET return ((int )tmp___1); VAL ["&(&vblk->lock)->rlock"={-262147:0}, "include/trace/events/kmem.h"={-70452446:0}, "requests"={-402653182:0}, "vd%c"={-262145:0}, "vd%c%c"={5:0}, "vd%c%c%c"={-262151:0}, "virtblk"={-262148:0}, "virtblk"={-262146:0}, "virtio_blk"={3:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={-1:3}, bio_map_kern_#in~50={262146:0}, bio_map_kern_#res={0:0}, features={1:0}, id_table={-2:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={2:0}, virtio_blk={-1:0}] [L4031] EXPR virtblk_get_id(disk, (char *)(& id_str)) VAL ["&(&vblk->lock)->rlock"={-262147:0}, "include/trace/events/kmem.h"={-70452446:0}, "requests"={-402653182:0}, "vd%c"={-262145:0}, "vd%c%c"={5:0}, "vd%c%c%c"={-262151:0}, "virtblk"={-262148:0}, "virtblk"={-262146:0}, "virtio_blk"={3:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={-1:3}, features={1:0}, id_table={-2:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={2:0}, virtio_blk={-1:0}] [L4031] err = virtblk_get_id(disk, (char *)(& id_str)) [L4032] COND FALSE !(err == 0) VAL ["&(&vblk->lock)->rlock"={-262147:0}, "include/trace/events/kmem.h"={-70452446:0}, "requests"={-402653182:0}, "vd%c"={-262145:0}, "vd%c%c"={5:0}, "vd%c%c%c"={-262151:0}, "virtblk"={-262148:0}, "virtblk"={-262146:0}, "virtio_blk"={3:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={-1:3}, features={1:0}, id_table={-2:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={2:0}, virtio_blk={-1:0}] [L4042] return (err); [L4042] RET return (err); VAL ["&(&vblk->lock)->rlock"={-262147:0}, "include/trace/events/kmem.h"={-70452446:0}, "requests"={-402653182:0}, "vd%c"={-262145:0}, "vd%c%c"={5:0}, "vd%c%c%c"={-262151:0}, "virtblk"={-262148:0}, "virtblk"={-262146:0}, "virtio_blk"={3:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={-1:3}, features={1:0}, id_table={-2:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={2:0}, virtio_blk={-1:0}] [L4367] virtblk_ioctl(var_group1, var_virtblk_ioctl_5_p1, var_virtblk_ioctl_5_p2, var_virtblk_ioctl_5_p3) VAL ["&(&vblk->lock)->rlock"={-262147:0}, "include/trace/events/kmem.h"={-70452446:0}, "requests"={-402653182:0}, "vd%c"={-262145:0}, "vd%c%c"={5:0}, "vd%c%c%c"={-262151:0}, "virtblk"={-262148:0}, "virtblk"={-262146:0}, "virtio_blk"={3:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={-1:3}, features={1:0}, id_table={-2:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={2:0}, virtio_blk={-1:0}] [L4378] tmp___1 = __VERIFIER_nondet_int() [L4379] COND FALSE !(tmp___1 != 0) [L4385] FCALL ldv_handler_precall() [L4386] CALL fini() VAL ["&(&vblk->lock)->rlock"={-262147:0}, "include/trace/events/kmem.h"={-70452446:0}, "requests"={-402653182:0}, "vd%c"={-262145:0}, "vd%c%c"={5:0}, "vd%c%c%c"={-262151:0}, "virtblk"={-262148:0}, "virtblk"={-262146:0}, "virtio_blk"={3:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={-1:3}, features={1:0}, id_table={-2:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={2:0}, virtio_blk={-1:0}] [L4329] FCALL unregister_blkdev((unsigned int )major, "virtblk") [L4330] RET, FCALL unregister_virtio_driver(& virtio_blk) [L4386] fini() VAL ["&(&vblk->lock)->rlock"={-262147:0}, "include/trace/events/kmem.h"={-70452446:0}, "requests"={-402653182:0}, "vd%c"={-262145:0}, "vd%c%c"={5:0}, "vd%c%c%c"={-262151:0}, "virtblk"={-262148:0}, "virtblk"={-262146:0}, "virtio_blk"={3:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={-1:3}, features={1:0}, id_table={-2:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={2:0}, virtio_blk={-1:0}] [L4388] CALL ldv_check_final_state() VAL ["&(&vblk->lock)->rlock"={-262147:0}, "include/trace/events/kmem.h"={-70452446:0}, "requests"={-402653182:0}, "vd%c"={-262145:0}, "vd%c%c"={5:0}, "vd%c%c%c"={-262151:0}, "virtblk"={-262148:0}, "virtblk"={-262146:0}, "virtio_blk"={3:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={-1:3}, features={1:0}, id_table={-2:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={2:0}, virtio_blk={-1:0}] [L4556] COND FALSE !(ldv_blk_rq == 0) VAL ["&(&vblk->lock)->rlock"={-262147:0}, "include/trace/events/kmem.h"={-70452446:0}, "requests"={-402653182:0}, "vd%c"={-262145:0}, "vd%c%c"={5:0}, "vd%c%c%c"={-262151:0}, "virtblk"={-262148:0}, "virtblk"={-262146:0}, "virtio_blk"={3:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={-1:3}, features={1:0}, id_table={-2:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={2:0}, virtio_blk={-1:0}] [L4559] CALL ldv_error() VAL ["&(&vblk->lock)->rlock"={-262147:0}, "include/trace/events/kmem.h"={-70452446:0}, "requests"={-402653182:0}, "vd%c"={-262145:0}, "vd%c%c"={5:0}, "vd%c%c%c"={-262151:0}, "virtblk"={-262148:0}, "virtblk"={-262146:0}, "virtio_blk"={3:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={-1:3}, features={1:0}, id_table={-2:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={2:0}, virtio_blk={-1:0}] [L4447] __VERIFIER_error() VAL ["&(&vblk->lock)->rlock"={-262147:0}, "include/trace/events/kmem.h"={-70452446:0}, "requests"={-402653182:0}, "vd%c"={-262145:0}, "vd%c%c"={5:0}, "vd%c%c%c"={-262151:0}, "virtblk"={-262148:0}, "virtblk"={-262146:0}, "virtio_blk"={3:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={-1:3}, features={1:0}, id_table={-2:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={2:0}, virtio_blk={-1:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 26 procedures, 159 locations, 1 error locations. UNSAFE Result, 9.5s OverallTime, 5 OverallIterations, 2 TraceHistogramMax, 2.8s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 806 SDtfs, 294 SDslu, 1377 SDs, 0 SdLazy, 46 SolverSat, 8 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 2.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 224 GetRequests, 211 SyntacticMatches, 2 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=256occurred in iteration=1, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 2.2s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 310 NumberOfCodeBlocks, 310 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 222 ConstructedInterpolants, 0 QuantifiedInterpolants, 20212 SizeOfPredicates, 7 NumberOfNonLiveVariables, 1399 ConjunctsInSsa, 20 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 26/26 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...