java -ea -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc ../../../trunk/examples/toolchains/C-BPP-RCFG.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/ntdrivers-simplified/kbfiltr_simpl1_true-unreach-call_true-valid-memsafety_true-termination.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ddf0d93 [2018-11-16 21:42:54,733 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-16 21:42:54,737 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-16 21:42:54,750 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-16 21:42:54,750 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-16 21:42:54,751 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-16 21:42:54,752 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-16 21:42:54,754 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-16 21:42:54,756 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-16 21:42:54,757 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-16 21:42:54,758 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-16 21:42:54,758 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-16 21:42:54,759 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-16 21:42:54,760 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-16 21:42:54,761 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-16 21:42:54,762 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-16 21:42:54,763 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-16 21:42:54,765 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-16 21:42:54,767 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-16 21:42:54,769 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-16 21:42:54,770 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-16 21:42:54,772 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-16 21:42:54,774 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-16 21:42:54,775 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-16 21:42:54,775 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-16 21:42:54,776 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-16 21:42:54,777 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-16 21:42:54,778 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-16 21:42:54,779 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-16 21:42:54,780 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-16 21:42:54,780 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-16 21:42:54,781 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-16 21:42:54,781 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-16 21:42:54,782 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-16 21:42:54,783 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-16 21:42:54,783 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-16 21:42:54,784 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2018-11-16 21:42:54,811 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-16 21:42:54,811 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-16 21:42:54,812 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-16 21:42:54,812 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-16 21:42:54,813 INFO L133 SettingsManager]: * Use SBE=true [2018-11-16 21:42:54,813 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-16 21:42:54,813 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-16 21:42:54,813 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-16 21:42:54,814 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-16 21:42:54,814 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-16 21:42:54,814 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-16 21:42:54,814 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-11-16 21:42:54,814 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-11-16 21:42:54,814 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-11-16 21:42:54,815 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-16 21:42:54,815 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-16 21:42:54,815 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-16 21:42:54,815 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-16 21:42:54,815 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-16 21:42:54,816 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-16 21:42:54,816 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-16 21:42:54,816 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-16 21:42:54,816 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-16 21:42:54,816 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-16 21:42:54,817 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-16 21:42:54,817 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-16 21:42:54,817 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-16 21:42:54,817 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-16 21:42:54,817 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-16 21:42:54,818 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-16 21:42:54,879 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-16 21:42:54,891 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-16 21:42:54,895 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-16 21:42:54,897 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-16 21:42:54,897 INFO L276 PluginConnector]: CDTParser initialized [2018-11-16 21:42:54,898 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ntdrivers-simplified/kbfiltr_simpl1_true-unreach-call_true-valid-memsafety_true-termination.cil.c [2018-11-16 21:42:54,960 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9d599722/07f0a7afa8ea4b10ba46d6d299e59b01/FLAG114caa662 [2018-11-16 21:42:55,454 INFO L307 CDTParser]: Found 1 translation units. [2018-11-16 21:42:55,455 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ntdrivers-simplified/kbfiltr_simpl1_true-unreach-call_true-valid-memsafety_true-termination.cil.c [2018-11-16 21:42:55,470 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9d599722/07f0a7afa8ea4b10ba46d6d299e59b01/FLAG114caa662 [2018-11-16 21:42:55,780 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9d599722/07f0a7afa8ea4b10ba46d6d299e59b01 [2018-11-16 21:42:55,790 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-16 21:42:55,792 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-11-16 21:42:55,793 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-16 21:42:55,793 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-16 21:42:55,797 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-16 21:42:55,798 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:42:55" (1/1) ... [2018-11-16 21:42:55,802 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78c8d65f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:42:55, skipping insertion in model container [2018-11-16 21:42:55,802 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:42:55" (1/1) ... [2018-11-16 21:42:55,813 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-16 21:42:55,870 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-16 21:42:56,201 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-16 21:42:56,208 INFO L191 MainTranslator]: Completed pre-run [2018-11-16 21:42:56,275 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-16 21:42:56,301 INFO L195 MainTranslator]: Completed translation [2018-11-16 21:42:56,301 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:42:56 WrapperNode [2018-11-16 21:42:56,301 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-16 21:42:56,304 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-16 21:42:56,305 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-16 21:42:56,307 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-16 21:42:56,319 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:42:56" (1/1) ... [2018-11-16 21:42:56,320 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:42:56" (1/1) ... [2018-11-16 21:42:56,333 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:42:56" (1/1) ... [2018-11-16 21:42:56,333 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:42:56" (1/1) ... [2018-11-16 21:42:56,357 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:42:56" (1/1) ... [2018-11-16 21:42:56,372 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:42:56" (1/1) ... [2018-11-16 21:42:56,375 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:42:56" (1/1) ... [2018-11-16 21:42:56,380 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-16 21:42:56,380 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-16 21:42:56,380 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-16 21:42:56,381 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-16 21:42:56,382 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:42:56" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2018-11-16 21:42:56,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-16 21:42:56,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-16 21:42:56,527 INFO L138 BoogieDeclarations]: Found implementation of procedure stub_driver_init [2018-11-16 21:42:56,527 INFO L138 BoogieDeclarations]: Found implementation of procedure _BLAST_init [2018-11-16 21:42:56,527 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_PnP [2018-11-16 21:42:56,527 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-16 21:42:56,528 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2018-11-16 21:42:56,528 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2018-11-16 21:42:56,528 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2018-11-16 21:42:56,528 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2018-11-16 21:42:56,528 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2018-11-16 21:42:56,528 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_Complete [2018-11-16 21:42:56,529 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2018-11-16 21:42:56,529 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-16 21:42:56,529 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2018-11-16 21:42:56,529 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-16 21:42:56,529 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2018-11-16 21:42:56,529 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2018-11-16 21:42:56,530 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_PnP [2018-11-16 21:42:56,532 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2018-11-16 21:42:56,532 INFO L130 BoogieDeclarations]: Found specification of procedure KeSetEvent [2018-11-16 21:42:56,532 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2018-11-16 21:42:56,532 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_Complete [2018-11-16 21:42:56,532 INFO L130 BoogieDeclarations]: Found specification of procedure stub_driver_init [2018-11-16 21:42:56,533 INFO L130 BoogieDeclarations]: Found specification of procedure _BLAST_init [2018-11-16 21:42:56,533 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2018-11-16 21:42:56,533 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2018-11-16 21:42:56,533 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-16 21:42:56,533 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2018-11-16 21:42:56,533 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-16 21:42:56,534 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-16 21:42:56,941 WARN L684 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-16 21:42:56,941 WARN L649 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-16 21:42:57,421 WARN L684 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-16 21:42:57,422 WARN L649 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-16 21:42:57,626 WARN L684 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-16 21:42:57,626 WARN L649 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-16 21:42:57,844 WARN L684 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-16 21:42:57,844 WARN L649 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-16 21:42:58,763 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-16 21:42:58,764 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 09:42:58 BoogieIcfgContainer [2018-11-16 21:42:58,764 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-16 21:42:58,766 INFO L168 Benchmark]: Toolchain (without parser) took 2975.57 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 728.8 MB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -698.2 MB). Peak memory consumption was 43.2 MB. Max. memory is 7.1 GB. [2018-11-16 21:42:58,768 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-16 21:42:58,769 INFO L168 Benchmark]: CACSL2BoogieTranslator took 508.98 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-11-16 21:42:58,770 INFO L168 Benchmark]: Boogie Preprocessor took 75.66 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-16 21:42:58,770 INFO L168 Benchmark]: RCFGBuilder took 2384.17 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 728.8 MB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -719.3 MB). Peak memory consumption was 22.0 MB. Max. memory is 7.1 GB. [2018-11-16 21:42:58,774 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - GenericResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 508.98 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 75.66 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 2384.17 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 728.8 MB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -719.3 MB). Peak memory consumption was 22.0 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...