/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-MCRwithDepranks-Lazy-NoForkJoinOpt-wrwc.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/goblint-regression/36-apron_17-traces-rpb-litmus_unknown_1_neg.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-c7b2d19 [2022-03-16 02:40:17,638 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-16 02:40:17,640 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-16 02:40:17,706 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-16 02:40:17,707 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-16 02:40:17,709 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-16 02:40:17,711 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-16 02:40:17,715 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-16 02:40:17,716 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-16 02:40:17,718 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-16 02:40:17,718 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-16 02:40:17,719 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-16 02:40:17,719 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-16 02:40:17,720 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-16 02:40:17,720 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-16 02:40:17,721 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-16 02:40:17,721 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-16 02:40:17,722 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-16 02:40:17,723 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-16 02:40:17,724 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-16 02:40:17,725 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-16 02:40:17,728 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-16 02:40:17,728 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-16 02:40:17,729 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-16 02:40:17,730 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-03-16 02:40:17,735 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-16 02:40:17,736 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-16 02:40:17,736 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-16 02:40:17,742 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-MCRwithDepranks-Lazy-NoForkJoinOpt-wrwc.epf [2022-03-16 02:40:17,771 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-16 02:40:17,771 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-16 02:40:17,772 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-16 02:40:17,772 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-16 02:40:17,773 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-16 02:40:17,773 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-16 02:40:17,773 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-16 02:40:17,773 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-16 02:40:17,773 INFO L138 SettingsManager]: * Use SBE=true [2022-03-16 02:40:17,773 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-16 02:40:17,774 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-16 02:40:17,774 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-16 02:40:17,774 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-16 02:40:17,774 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-16 02:40:17,774 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-16 02:40:17,775 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-16 02:40:17,775 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-16 02:40:17,775 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-16 02:40:17,775 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-16 02:40:17,775 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-16 02:40:17,775 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-16 02:40:17,775 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-16 02:40:17,775 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-16 02:40:17,775 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-16 02:40:17,775 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-16 02:40:17,775 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-16 02:40:17,776 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-16 02:40:17,776 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-03-16 02:40:17,776 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-16 02:40:17,776 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-16 02:40:17,776 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-16 02:40:17,776 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-16 02:40:17,776 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-16 02:40:17,776 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-03-16 02:40:17,776 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-16 02:40:17,777 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=MCR_WITH_DEPRANKS [2022-03-16 02:40:17,777 INFO L138 SettingsManager]: * MCR: Overapproximate write-read-write conflicts=false [2022-03-16 02:40:17,777 INFO L138 SettingsManager]: * MCR: Optimize fork and join=false [2022-03-16 02:40:17,777 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-03-16 02:40:17,972 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-16 02:40:17,991 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-16 02:40:17,994 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-16 02:40:17,994 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-16 02:40:17,997 INFO L275 PluginConnector]: CDTParser initialized [2022-03-16 02:40:17,997 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/36-apron_17-traces-rpb-litmus_unknown_1_neg.i [2022-03-16 02:40:18,058 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/63ba77bcb/41c14586565247739bcecb4ddb21482f/FLAGf9402ce9c [2022-03-16 02:40:18,543 INFO L306 CDTParser]: Found 1 translation units. [2022-03-16 02:40:18,544 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/36-apron_17-traces-rpb-litmus_unknown_1_neg.i [2022-03-16 02:40:18,561 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/63ba77bcb/41c14586565247739bcecb4ddb21482f/FLAGf9402ce9c [2022-03-16 02:40:18,856 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/63ba77bcb/41c14586565247739bcecb4ddb21482f [2022-03-16 02:40:18,858 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-16 02:40:18,859 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-03-16 02:40:18,863 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-16 02:40:18,863 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-16 02:40:18,866 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-16 02:40:18,866 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.03 02:40:18" (1/1) ... [2022-03-16 02:40:18,867 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77793ff1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 02:40:18, skipping insertion in model container [2022-03-16 02:40:18,868 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.03 02:40:18" (1/1) ... [2022-03-16 02:40:18,873 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-16 02:40:18,914 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-16 02:40:19,159 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/36-apron_17-traces-rpb-litmus_unknown_1_neg.i[1098,1111] [2022-03-16 02:40:19,306 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-16 02:40:19,317 INFO L203 MainTranslator]: Completed pre-run [2022-03-16 02:40:19,327 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/36-apron_17-traces-rpb-litmus_unknown_1_neg.i[1098,1111] [2022-03-16 02:40:19,355 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-16 02:40:19,397 INFO L208 MainTranslator]: Completed translation [2022-03-16 02:40:19,397 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 02:40:19 WrapperNode [2022-03-16 02:40:19,397 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-16 02:40:19,398 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-16 02:40:19,399 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-16 02:40:19,399 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-16 02:40:19,404 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 02:40:19" (1/1) ... [2022-03-16 02:40:19,414 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 02:40:19" (1/1) ... [2022-03-16 02:40:19,433 INFO L137 Inliner]: procedures = 163, calls = 29, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 59 [2022-03-16 02:40:19,434 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-16 02:40:19,435 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-16 02:40:19,436 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-16 02:40:19,436 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-16 02:40:19,443 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 02:40:19" (1/1) ... [2022-03-16 02:40:19,444 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 02:40:19" (1/1) ... [2022-03-16 02:40:19,460 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 02:40:19" (1/1) ... [2022-03-16 02:40:19,461 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 02:40:19" (1/1) ... [2022-03-16 02:40:19,470 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 02:40:19" (1/1) ... [2022-03-16 02:40:19,473 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 02:40:19" (1/1) ... [2022-03-16 02:40:19,474 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 02:40:19" (1/1) ... [2022-03-16 02:40:19,476 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-16 02:40:19,477 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-16 02:40:19,477 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-16 02:40:19,477 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-16 02:40:19,490 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 02:40:19" (1/1) ... [2022-03-16 02:40:19,497 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-16 02:40:19,508 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 02:40:19,520 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-03-16 02:40:19,543 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-03-16 02:40:19,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-16 02:40:19,579 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-03-16 02:40:19,579 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-16 02:40:19,580 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-03-16 02:40:19,580 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-03-16 02:40:19,583 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-03-16 02:40:19,584 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-16 02:40:19,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-16 02:40:19,584 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-16 02:40:19,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-16 02:40:19,585 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-03-16 02:40:19,767 INFO L234 CfgBuilder]: Building ICFG [2022-03-16 02:40:19,784 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-16 02:40:19,991 INFO L275 CfgBuilder]: Performing block encoding [2022-03-16 02:40:19,997 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-16 02:40:19,997 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-03-16 02:40:19,999 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.03 02:40:19 BoogieIcfgContainer [2022-03-16 02:40:19,999 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-16 02:40:20,001 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-16 02:40:20,001 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-16 02:40:20,005 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-16 02:40:20,005 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.03 02:40:18" (1/3) ... [2022-03-16 02:40:20,006 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4436dc51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.03 02:40:20, skipping insertion in model container [2022-03-16 02:40:20,006 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 02:40:19" (2/3) ... [2022-03-16 02:40:20,006 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4436dc51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.03 02:40:20, skipping insertion in model container [2022-03-16 02:40:20,006 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.03 02:40:19" (3/3) ... [2022-03-16 02:40:20,007 INFO L111 eAbstractionObserver]: Analyzing ICFG 36-apron_17-traces-rpb-litmus_unknown_1_neg.i [2022-03-16 02:40:20,011 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-16 02:40:20,011 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-16 02:40:20,011 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-03-16 02:40:20,011 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-16 02:40:20,034 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 02:40:20,034 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 02:40:20,034 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 02:40:20,035 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 02:40:20,035 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 02:40:20,035 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 02:40:20,035 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 02:40:20,035 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 02:40:20,036 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 02:40:20,036 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 02:40:20,036 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 02:40:20,036 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 02:40:20,036 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 02:40:20,037 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 02:40:20,037 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 02:40:20,037 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 02:40:20,038 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 02:40:20,038 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 02:40:20,038 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 02:40:20,038 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 02:40:20,041 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 02:40:20,041 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 02:40:20,041 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 02:40:20,041 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 02:40:20,041 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 02:40:20,041 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 02:40:20,043 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-03-16 02:40:20,074 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-03-16 02:40:20,075 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 02:40:20,077 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-03-16 02:40:20,120 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-03-16 02:40:20,133 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-16 02:40:20,141 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mLazyFiniteAutomaton=true, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR, mMcrOptimizeForkJoin=false, mMcrOverapproximateWrwc=false [2022-03-16 02:40:20,141 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-03-16 02:40:20,517 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 73 transitions and produced 74 states. [2022-03-16 02:40:20,520 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-03-16 02:40:20,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 02:40:20,527 INFO L85 PathProgramCache]: Analyzing trace with hash 687613271, now seen corresponding path program 1 times [2022-03-16 02:40:20,533 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 02:40:20,533 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1077151062] [2022-03-16 02:40:20,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 02:40:20,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 02:40:20,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-03-16 02:40:20,677 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-03-16 02:40:20,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-03-16 02:40:20,745 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-03-16 02:40:20,747 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-03-16 02:40:20,748 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 2 remaining) [2022-03-16 02:40:20,750 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (0 of 2 remaining) [2022-03-16 02:40:20,751 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-16 02:40:20,759 INFO L732 BasicCegarLoop]: Path program histogram: [1] [2022-03-16 02:40:20,764 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-03-16 02:40:20,764 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-16 02:40:20,794 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.03 02:40:20 BasicIcfg [2022-03-16 02:40:20,795 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-16 02:40:20,795 INFO L158 Benchmark]: Toolchain (without parser) took 1935.93ms. Allocated memory was 168.8MB in the beginning and 283.1MB in the end (delta: 114.3MB). Free memory was 109.7MB in the beginning and 230.5MB in the end (delta: -120.8MB). There was no memory consumed. Max. memory is 8.0GB. [2022-03-16 02:40:20,796 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 168.8MB. Free memory was 127.5MB in the beginning and 127.4MB in the end (delta: 139.8kB). There was no memory consumed. Max. memory is 8.0GB. [2022-03-16 02:40:20,796 INFO L158 Benchmark]: CACSL2BoogieTranslator took 534.64ms. Allocated memory was 168.8MB in the beginning and 283.1MB in the end (delta: 114.3MB). Free memory was 109.4MB in the beginning and 248.1MB in the end (delta: -138.7MB). Peak memory consumption was 13.8MB. Max. memory is 8.0GB. [2022-03-16 02:40:20,797 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.79ms. Allocated memory is still 283.1MB. Free memory was 248.1MB in the beginning and 246.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-03-16 02:40:20,797 INFO L158 Benchmark]: Boogie Preprocessor took 40.59ms. Allocated memory is still 283.1MB. Free memory was 246.0MB in the beginning and 244.9MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-03-16 02:40:20,797 INFO L158 Benchmark]: RCFGBuilder took 522.17ms. Allocated memory is still 283.1MB. Free memory was 244.9MB in the beginning and 231.3MB in the end (delta: 13.6MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. [2022-03-16 02:40:20,798 INFO L158 Benchmark]: TraceAbstraction took 793.87ms. Allocated memory is still 283.1MB. Free memory was 230.8MB in the beginning and 230.5MB in the end (delta: 312.5kB). Peak memory consumption was 838.8kB. Max. memory is 8.0GB. [2022-03-16 02:40:20,800 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 168.8MB. Free memory was 127.5MB in the beginning and 127.4MB in the end (delta: 139.8kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 534.64ms. Allocated memory was 168.8MB in the beginning and 283.1MB in the end (delta: 114.3MB). Free memory was 109.4MB in the beginning and 248.1MB in the end (delta: -138.7MB). Peak memory consumption was 13.8MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 35.79ms. Allocated memory is still 283.1MB. Free memory was 248.1MB in the beginning and 246.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 40.59ms. Allocated memory is still 283.1MB. Free memory was 246.0MB in the beginning and 244.9MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 522.17ms. Allocated memory is still 283.1MB. Free memory was 244.9MB in the beginning and 231.3MB in the end (delta: 13.6MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. * TraceAbstraction took 793.87ms. Allocated memory is still 283.1MB. Free memory was 230.8MB in the beginning and 230.5MB in the end (delta: 312.5kB). Peak memory consumption was 838.8kB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 0 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 19]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L682] 0 int g = 42; VAL [g=42] [L683] 0 pthread_mutex_t A = { { 0, 0, 0, PTHREAD_MUTEX_TIMED_NP, 0, { { 0, 0 } } } }; VAL [A={3:0}, g=42] [L684] 0 pthread_mutex_t B = { { 0, 0, 0, PTHREAD_MUTEX_TIMED_NP, 0, { { 0, 0 } } } }; VAL [A={3:0}, B={4:0}, g=42] [L694] 0 int r = __VERIFIER_nondet_int(); VAL [__VERIFIER_nondet_int()=1, A={3:0}, B={4:0}, g=42, r=1] [L695] 0 int t; VAL [A={3:0}, B={4:0}, g=42, r=1] [L696] 0 pthread_t id; VAL [A={3:0}, B={4:0}, g=42, id={5:0}, r=1] [L697] FCALL, FORK 0 pthread_create(&id, ((void *)0), t_fun, ((void *)0)) VAL [A={3:0}, arg={0:0}, B={4:0}, g=42, id={5:0}, pthread_create(&id, ((void *)0), t_fun, ((void *)0))=-1, r=1] [L700] COND TRUE 0 \read(r) VAL [A={3:0}, arg={0:0}, B={4:0}, g=42, id={5:0}, r=1] [L701] 0 g = 17 VAL [A={3:0}, arg={0:0}, B={4:0}, g=17, id={5:0}, r=1] [L705] 0 t = g VAL [A={3:0}, arg={0:0}, B={4:0}, g=17, id={5:0}, r=1, t=17] [L706] CALL 0 __VERIFIER_assert(!(t == 17)) [L19] COND TRUE 0 !(cond) VAL [\old(cond)=0, A={3:0}, arg={0:0}, B={4:0}, cond=0, g=17] [L19] 0 reach_error() VAL [\old(cond)=0, A={3:0}, arg={0:0}, B={4:0}, cond=0, g=17] - UnprovableResult [Line: 697]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 89 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.4s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 54 NumberOfCodeBlocks, 54 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2022-03-16 02:40:20,840 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2022-03-16 02:40:21,067 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...