./Ultimate.py --spec ../../sv-benchmarks/c/Systems_DeviceDriversLinux64_ReachSafety.prp --file ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--ide--ide-core.ko_false-unreach-call.cil.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_9ce431b8-1b21-45e5-b943-149a6d94cb61/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_9ce431b8-1b21-45e5-b943-149a6d94cb61/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_9ce431b8-1b21-45e5-b943-149a6d94cb61/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_9ce431b8-1b21-45e5-b943-149a6d94cb61/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--ide--ide-core.ko_false-unreach-call.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_9ce431b8-1b21-45e5-b943-149a6d94cb61/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_9ce431b8-1b21-45e5-b943-149a6d94cb61/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 7b3a60cd1966e3c8131d7a013c3828f4de307a52 .............................................................................................................................................................................. 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_9ce431b8-1b21-45e5-b943-149a6d94cb61/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_9ce431b8-1b21-45e5-b943-149a6d94cb61/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_9ce431b8-1b21-45e5-b943-149a6d94cb61/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_9ce431b8-1b21-45e5-b943-149a6d94cb61/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--ide--ide-core.ko_false-unreach-call.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_9ce431b8-1b21-45e5-b943-149a6d94cb61/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_9ce431b8-1b21-45e5-b943-149a6d94cb61/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 7b3a60cd1966e3c8131d7a013c3828f4de307a52 .................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: ClassCastException: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.container.c.CPointer cannot be cast to de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.container.c.CPrimitive --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 17:14:41,729 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 17:14:41,731 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 17:14:41,740 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 17:14:41,740 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 17:14:41,741 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 17:14:41,742 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 17:14:41,743 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 17:14:41,744 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 17:14:41,744 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 17:14:41,745 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 17:14:41,745 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 17:14:41,746 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 17:14:41,747 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 17:14:41,749 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 17:14:41,750 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 17:14:41,750 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 17:14:41,751 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 17:14:41,753 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 17:14:41,754 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 17:14:41,755 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 17:14:41,756 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 17:14:41,758 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 17:14:41,758 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 17:14:41,758 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 17:14:41,759 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 17:14:41,759 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 17:14:41,760 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 17:14:41,761 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 17:14:41,762 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 17:14:41,762 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 17:14:41,763 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 17:14:41,763 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 17:14:41,763 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 17:14:41,763 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 17:14:41,764 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 17:14:41,764 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_9ce431b8-1b21-45e5-b943-149a6d94cb61/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2018-11-18 17:14:41,778 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 17:14:41,780 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 17:14:41,782 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 17:14:41,782 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 17:14:41,782 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 17:14:41,783 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 17:14:41,783 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 17:14:41,783 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-18 17:14:41,783 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 17:14:41,783 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 17:14:41,783 INFO L133 SettingsManager]: * Log string format=TERM [2018-11-18 17:14:41,783 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-18 17:14:41,783 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-18 17:14:41,784 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 17:14:41,784 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 17:14:41,784 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 17:14:41,784 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 17:14:41,786 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 17:14:41,786 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 17:14:41,786 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 17:14:41,786 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 17:14:41,787 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 17:14:41,787 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 17:14:41,787 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 17:14:41,787 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 17:14:41,787 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 17:14:41,787 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 17:14:41,787 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 17:14:41,787 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 17:14:41,788 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 17:14:41,788 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 17:14:41,788 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-18 17:14:41,788 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 17:14:41,788 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 17:14:41,788 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 17:14:41,788 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-11-18 17:14:41,788 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_9ce431b8-1b21-45e5-b943-149a6d94cb61/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 -> 7b3a60cd1966e3c8131d7a013c3828f4de307a52 [2018-11-18 17:14:41,828 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 17:14:41,842 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 17:14:41,846 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 17:14:41,848 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 17:14:41,848 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 17:14:41,849 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_9ce431b8-1b21-45e5-b943-149a6d94cb61/bin-2019/utaipan/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--ide--ide-core.ko_false-unreach-call.cil.c [2018-11-18 17:14:41,901 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9ce431b8-1b21-45e5-b943-149a6d94cb61/bin-2019/utaipan/data/4ba49b9cb/b623baab7e4b4b4e948491d892c32214/FLAGf923fb8a1 [2018-11-18 17:14:42,797 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 17:14:42,798 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_9ce431b8-1b21-45e5-b943-149a6d94cb61/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--ide--ide-core.ko_false-unreach-call.cil.c [2018-11-18 17:14:42,870 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9ce431b8-1b21-45e5-b943-149a6d94cb61/bin-2019/utaipan/data/4ba49b9cb/b623baab7e4b4b4e948491d892c32214/FLAGf923fb8a1 [2018-11-18 17:14:43,370 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_9ce431b8-1b21-45e5-b943-149a6d94cb61/bin-2019/utaipan/data/4ba49b9cb/b623baab7e4b4b4e948491d892c32214 [2018-11-18 17:14:43,373 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 17:14:43,373 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 17:14:43,374 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 17:14:43,374 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 17:14:43,378 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 17:14:43,378 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 05:14:43" (1/1) ... [2018-11-18 17:14:43,380 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58db5aa0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:14:43, skipping insertion in model container [2018-11-18 17:14:43,381 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 05:14:43" (1/1) ... [2018-11-18 17:14:43,387 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 17:14:43,626 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 17:14:55,473 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.ClassCastException: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.container.c.CPointer cannot be cast to de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.container.c.CPrimitive at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.convertToIntegerType(IntegerTranslation.java:474) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.convertIntToInt_NonBool(IntegerTranslation.java:466) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.ExpressionTranslation.convertIntToInt(ExpressionTranslation.java:360) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.NonBijectiveMapping.convertIntToPointer(NonBijectiveMapping.java:78) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.ExpressionTranslation.convertIntToPointer(ExpressionTranslation.java:468) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleConditionalOperator(CHandler.java:4015) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:998) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2129) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleReturnStatement(FunctionHandler.java:539) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1735) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:193) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:959) 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:959) 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:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1324) 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:3277) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2079) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:535) 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:190) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-18 17:14:55,477 INFO L168 Benchmark]: Toolchain (without parser) took 12103.74 ms. Allocated memory was 1.0 GB in the beginning and 1.9 GB in the end (delta: 890.2 MB). Free memory was 924.9 MB in the beginning and 1.2 GB in the end (delta: -235.7 MB). Peak memory consumption was 797.3 MB. Max. memory is 11.5 GB. [2018-11-18 17:14:55,480 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 17:14:55,481 INFO L168 Benchmark]: CACSL2BoogieTranslator took 12101.90 ms. Allocated memory was 1.0 GB in the beginning and 1.9 GB in the end (delta: 890.2 MB). Free memory was 924.9 MB in the beginning and 1.2 GB in the end (delta: -235.7 MB). Peak memory consumption was 797.3 MB. Max. memory is 11.5 GB. [2018-11-18 17:14:55,483 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 12101.90 ms. Allocated memory was 1.0 GB in the beginning and 1.9 GB in the end (delta: 890.2 MB). Free memory was 924.9 MB in the beginning and 1.2 GB in the end (delta: -235.7 MB). Peak memory consumption was 797.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: ClassCastException: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.container.c.CPointer cannot be cast to de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.container.c.CPrimitive de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: ClassCastException: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.container.c.CPointer cannot be cast to de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.container.c.CPrimitive: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.convertToIntegerType(IntegerTranslation.java:474) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-5842f4b [2018-11-18 17:14:56,935 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 17:14:56,936 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 17:14:56,945 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 17:14:56,945 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 17:14:56,946 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 17:14:56,947 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 17:14:56,948 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 17:14:56,950 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 17:14:56,950 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 17:14:56,951 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 17:14:56,951 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 17:14:56,952 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 17:14:56,953 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 17:14:56,954 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 17:14:56,954 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 17:14:56,955 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 17:14:56,956 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 17:14:56,958 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 17:14:56,959 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 17:14:56,960 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 17:14:56,961 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 17:14:56,963 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 17:14:56,963 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 17:14:56,964 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 17:14:56,965 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 17:14:56,965 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 17:14:56,966 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 17:14:56,967 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 17:14:56,968 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 17:14:56,968 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 17:14:56,968 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 17:14:56,969 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 17:14:56,969 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 17:14:56,970 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 17:14:56,970 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 17:14:56,971 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_9ce431b8-1b21-45e5-b943-149a6d94cb61/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2018-11-18 17:14:56,982 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 17:14:56,982 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 17:14:56,983 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 17:14:56,983 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 17:14:56,983 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 17:14:56,983 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 17:14:56,984 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 17:14:56,984 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 17:14:56,984 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 17:14:56,984 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 17:14:56,986 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 17:14:56,986 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 17:14:56,986 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 17:14:56,986 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 17:14:56,986 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 17:14:56,986 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 17:14:56,986 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 17:14:56,987 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 17:14:56,987 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 17:14:56,987 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 17:14:56,987 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 17:14:56,987 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 17:14:56,987 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 17:14:56,988 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 17:14:56,988 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 17:14:56,988 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 17:14:56,988 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 17:14:56,988 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 17:14:56,990 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 17:14:56,990 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 17:14:56,990 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 17:14:56,991 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 17:14:56,991 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_9ce431b8-1b21-45e5-b943-149a6d94cb61/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 -> 7b3a60cd1966e3c8131d7a013c3828f4de307a52 [2018-11-18 17:14:57,038 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 17:14:57,051 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 17:14:57,054 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 17:14:57,055 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 17:14:57,055 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 17:14:57,056 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_9ce431b8-1b21-45e5-b943-149a6d94cb61/bin-2019/utaipan/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--ide--ide-core.ko_false-unreach-call.cil.c [2018-11-18 17:14:57,101 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9ce431b8-1b21-45e5-b943-149a6d94cb61/bin-2019/utaipan/data/06d27cf18/642c5abc33594d9a9aaa4e70ba27e335/FLAG4eb1759b2 [2018-11-18 17:14:57,920 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 17:14:57,921 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_9ce431b8-1b21-45e5-b943-149a6d94cb61/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--ide--ide-core.ko_false-unreach-call.cil.c [2018-11-18 17:14:57,988 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9ce431b8-1b21-45e5-b943-149a6d94cb61/bin-2019/utaipan/data/06d27cf18/642c5abc33594d9a9aaa4e70ba27e335/FLAG4eb1759b2 [2018-11-18 17:14:58,078 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_9ce431b8-1b21-45e5-b943-149a6d94cb61/bin-2019/utaipan/data/06d27cf18/642c5abc33594d9a9aaa4e70ba27e335 [2018-11-18 17:14:58,081 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 17:14:58,082 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 17:14:58,083 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 17:14:58,083 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 17:14:58,086 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 17:14:58,086 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 05:14:58" (1/1) ... [2018-11-18 17:14:58,088 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2de647a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:14:58, skipping insertion in model container [2018-11-18 17:14:58,089 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 05:14:58" (1/1) ... [2018-11-18 17:14:58,097 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 17:14:58,333 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 17:15:10,645 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.ClassCastException: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.container.c.CPointer cannot be cast to de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.container.c.CPrimitive at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.convertIntToInt_NonBool(BitvectorTranslation.java:498) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.ExpressionTranslation.convertIntToInt(ExpressionTranslation.java:360) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.NonBijectiveMapping.convertIntToPointer(NonBijectiveMapping.java:78) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.ExpressionTranslation.convertIntToPointer(ExpressionTranslation.java:468) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleConditionalOperator(CHandler.java:4015) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:998) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2129) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleReturnStatement(FunctionHandler.java:539) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1735) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:193) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:959) 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:959) 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:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1324) 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:3277) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2079) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:535) 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:190) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-18 17:15:10,648 INFO L168 Benchmark]: Toolchain (without parser) took 12566.75 ms. Allocated memory was 1.0 GB in the beginning and 2.0 GB in the end (delta: 949.0 MB). Free memory was 912.0 MB in the beginning and 1.6 GB in the end (delta: -686.3 MB). Peak memory consumption was 897.2 MB. Max. memory is 11.5 GB. [2018-11-18 17:15:10,650 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 17:15:10,650 INFO L168 Benchmark]: CACSL2BoogieTranslator took 12564.64 ms. Allocated memory was 1.0 GB in the beginning and 2.0 GB in the end (delta: 949.0 MB). Free memory was 912.0 MB in the beginning and 1.6 GB in the end (delta: -686.3 MB). Peak memory consumption was 897.2 MB. Max. memory is 11.5 GB. [2018-11-18 17:15:10,652 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 12564.64 ms. Allocated memory was 1.0 GB in the beginning and 2.0 GB in the end (delta: 949.0 MB). Free memory was 912.0 MB in the beginning and 1.6 GB in the end (delta: -686.3 MB). Peak memory consumption was 897.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: ClassCastException: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.container.c.CPointer cannot be cast to de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.container.c.CPrimitive de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: ClassCastException: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.container.c.CPointer cannot be cast to de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.container.c.CPrimitive: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.convertIntToInt_NonBool(BitvectorTranslation.java:498) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...