./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/product-lines/minepump_spec4_product16.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 8d31f386 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/product-lines/minepump_spec4_product16.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash caf966c06e7a2ed1fef83368f628eae41da528db ............................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(TERM) --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.multireach-323-8d31f38 [2021-07-06 20:28:04,497 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-06 20:28:04,500 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-06 20:28:04,536 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-06 20:28:04,536 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-06 20:28:04,540 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-06 20:28:04,541 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-06 20:28:04,550 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-06 20:28:04,552 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-06 20:28:04,556 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-06 20:28:04,557 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-06 20:28:04,559 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-06 20:28:04,559 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-06 20:28:04,561 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-06 20:28:04,562 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-06 20:28:04,563 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-06 20:28:04,565 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-06 20:28:04,566 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-06 20:28:04,568 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-06 20:28:04,573 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-06 20:28:04,574 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-06 20:28:04,575 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-06 20:28:04,576 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-06 20:28:04,578 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-06 20:28:04,584 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-06 20:28:04,584 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-06 20:28:04,585 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-06 20:28:04,586 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-06 20:28:04,586 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-06 20:28:04,587 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-06 20:28:04,587 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-06 20:28:04,588 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-06 20:28:04,589 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-06 20:28:04,590 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-06 20:28:04,591 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-06 20:28:04,591 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-06 20:28:04,592 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-06 20:28:04,592 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-06 20:28:04,592 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-06 20:28:04,594 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-06 20:28:04,594 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-06 20:28:04,598 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-07-06 20:28:04,642 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-06 20:28:04,642 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-06 20:28:04,644 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-06 20:28:04,644 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-06 20:28:04,645 INFO L138 SettingsManager]: * Use SBE=true [2021-07-06 20:28:04,645 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-07-06 20:28:04,645 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-07-06 20:28:04,646 INFO L138 SettingsManager]: * Use old map elimination=false [2021-07-06 20:28:04,646 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-07-06 20:28:04,646 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-07-06 20:28:04,647 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-07-06 20:28:04,647 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-06 20:28:04,648 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-06 20:28:04,648 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-07-06 20:28:04,648 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-06 20:28:04,648 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-06 20:28:04,649 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-06 20:28:04,649 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-07-06 20:28:04,649 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-07-06 20:28:04,649 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-07-06 20:28:04,650 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-06 20:28:04,650 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-06 20:28:04,650 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-07-06 20:28:04,650 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-06 20:28:04,650 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-07-06 20:28:04,651 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-06 20:28:04,651 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-06 20:28:04,651 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-06 20:28:04,651 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-06 20:28:04,652 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-07-06 20:28:04,653 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-07-06 20:28:04,653 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> caf966c06e7a2ed1fef83368f628eae41da528db [2021-07-06 20:28:04,951 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-06 20:28:04,972 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-06 20:28:04,974 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-06 20:28:04,975 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-06 20:28:04,976 INFO L275 PluginConnector]: CDTParser initialized [2021-07-06 20:28:04,977 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec4_product16.cil.c [2021-07-06 20:28:05,034 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b60c0ed9/c7c60ec252ae486eb032d3a8a33a9be8/FLAG4116da6aa [2021-07-06 20:28:05,506 INFO L306 CDTParser]: Found 1 translation units. [2021-07-06 20:28:05,507 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec4_product16.cil.c [2021-07-06 20:28:05,531 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b60c0ed9/c7c60ec252ae486eb032d3a8a33a9be8/FLAG4116da6aa [2021-07-06 20:28:05,879 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b60c0ed9/c7c60ec252ae486eb032d3a8a33a9be8 [2021-07-06 20:28:05,881 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-06 20:28:05,882 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-07-06 20:28:05,883 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-06 20:28:05,884 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-06 20:28:05,886 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-06 20:28:05,887 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.07 08:28:05" (1/1) ... [2021-07-06 20:28:05,888 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1807d0c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 08:28:05, skipping insertion in model container [2021-07-06 20:28:05,888 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.07 08:28:05" (1/1) ... [2021-07-06 20:28:05,894 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-06 20:28:05,931 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-06 20:28:06,142 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec4_product16.cil.c[13860,13873] [2021-07-06 20:28:06,161 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-06 20:28:06,174 INFO L203 MainTranslator]: Completed pre-run [2021-07-06 20:28:06,254 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec4_product16.cil.c[13860,13873] [2021-07-06 20:28:06,271 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-06 20:28:06,293 INFO L208 MainTranslator]: Completed translation [2021-07-06 20:28:06,295 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 08:28:06 WrapperNode [2021-07-06 20:28:06,295 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-06 20:28:06,297 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-06 20:28:06,297 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-06 20:28:06,297 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-06 20:28:06,303 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 08:28:06" (1/1) ... [2021-07-06 20:28:06,326 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 08:28:06" (1/1) ... [2021-07-06 20:28:06,371 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-06 20:28:06,374 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-06 20:28:06,374 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-06 20:28:06,374 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-06 20:28:06,381 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 08:28:06" (1/1) ... [2021-07-06 20:28:06,381 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 08:28:06" (1/1) ... [2021-07-06 20:28:06,393 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 08:28:06" (1/1) ... [2021-07-06 20:28:06,395 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 08:28:06" (1/1) ... [2021-07-06 20:28:06,402 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 08:28:06" (1/1) ... [2021-07-06 20:28:06,417 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 08:28:06" (1/1) ... [2021-07-06 20:28:06,420 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 08:28:06" (1/1) ... [2021-07-06 20:28:06,426 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-06 20:28:06,428 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-06 20:28:06,428 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-06 20:28:06,428 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-06 20:28:06,429 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 08:28:06" (1/1) ... [2021-07-06 20:28:06,434 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 20:28:06,441 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 20:28:06,454 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 20:28:06,481 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-07-06 20:28:06,520 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-06 20:28:06,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-06 20:28:06,521 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-06 20:28:06,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-06 20:28:07,261 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-06 20:28:07,261 INFO L299 CfgBuilder]: Removed 102 assume(true) statements. [2021-07-06 20:28:07,262 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.07 08:28:07 BoogieIcfgContainer [2021-07-06 20:28:07,263 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-06 20:28:07,263 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-07-06 20:28:07,264 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-07-06 20:28:07,279 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-07-06 20:28:07,280 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-07-06 20:28:07,281 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 06.07 08:28:05" (1/3) ... [2021-07-06 20:28:07,282 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1e9fa867 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.07 08:28:07, skipping insertion in model container [2021-07-06 20:28:07,282 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-07-06 20:28:07,282 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 08:28:06" (2/3) ... [2021-07-06 20:28:07,282 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1e9fa867 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.07 08:28:07, skipping insertion in model container [2021-07-06 20:28:07,282 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-07-06 20:28:07,282 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.07 08:28:07" (3/3) ... [2021-07-06 20:28:07,283 INFO L389 chiAutomizerObserver]: Analyzing ICFG minepump_spec4_product16.cil.c [2021-07-06 20:28:07,317 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-07-06 20:28:07,317 INFO L360 BuchiCegarLoop]: Hoare is false [2021-07-06 20:28:07,317 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-07-06 20:28:07,317 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-06 20:28:07,318 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-06 20:28:07,318 INFO L364 BuchiCegarLoop]: Difference is false [2021-07-06 20:28:07,318 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-06 20:28:07,318 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-07-06 20:28:07,335 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 68 states, 67 states have (on average 1.5223880597014925) internal successors, (102), 67 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-06 20:28:07,363 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 43 [2021-07-06 20:28:07,363 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-07-06 20:28:07,363 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-07-06 20:28:07,369 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-07-06 20:28:07,370 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-06 20:28:07,370 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-07-06 20:28:07,371 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 68 states, 67 states have (on average 1.5223880597014925) internal successors, (102), 67 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-06 20:28:07,382 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 43 [2021-07-06 20:28:07,382 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-07-06 20:28:07,382 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-07-06 20:28:07,383 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-07-06 20:28:07,383 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-06 20:28:07,393 INFO L791 eck$LassoCheckResult]: Stem: 22#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(31);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(30);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(9);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(21);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(30);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(9);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(21);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(30);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(9);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(25);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(30);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(9);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(25);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(13);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string46.base, #t~string46.offset, 1);call write~init~int(77, #t~string46.base, 1 + #t~string46.offset, 1);call write~init~int(101, #t~string46.base, 2 + #t~string46.offset, 1);call write~init~int(116, #t~string46.base, 3 + #t~string46.offset, 1);call write~init~int(104, #t~string46.base, 4 + #t~string46.offset, 1);call write~init~int(58, #t~string46.base, 5 + #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 6 + #t~string46.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string48.base, #t~string48.offset, 1);call write~init~int(82, #t~string48.base, 1 + #t~string48.offset, 1);call write~init~int(73, #t~string48.base, 2 + #t~string48.offset, 1);call write~init~int(84, #t~string48.base, 3 + #t~string48.offset, 1);call write~init~int(0, #t~string48.base, 4 + #t~string48.offset, 1);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string50.base, #t~string50.offset, 1);call write~init~int(75, #t~string50.base, 1 + #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 2 + #t~string50.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string52.base, #t~string52.offset, 1);call write~init~int(0, #t~string52.base, 1 + #t~string52.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(13);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(110, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string64.base, #t~string64.offset, 1);call write~init~int(80, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(117, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(109, #t~string64.base, 3 + #t~string64.offset, 1);call write~init~int(112, #t~string64.base, 4 + #t~string64.offset, 1);call write~init~int(58, #t~string64.base, 5 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 6 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string66.base, #t~string66.offset, 1);call write~init~int(110, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string68.base, #t~string68.offset, 1);call write~init~int(102, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(102, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 3 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string70.base, #t~string70.offset, 1);call write~init~int(32, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string72.base, #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 1 + #t~string72.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1; 6#L-1true havoc main_#res;havoc main_#t~ret53, main_~retValue_acc~7, main_~tmp~3;havoc main_~retValue_acc~7;havoc main_~tmp~3; 52#L67true havoc valid_product_#res;havoc valid_product_~retValue_acc~1;havoc valid_product_~retValue_acc~1;valid_product_~retValue_acc~1 := 1;valid_product_#res := valid_product_~retValue_acc~1; 67#L75true main_#t~ret53 := valid_product_#res;main_~tmp~3 := main_#t~ret53;havoc main_#t~ret53; 65#L617true assume 0 != main_~tmp~3; 28#L593true havoc test_#t~nondet75, test_#t~nondet76, test_#t~nondet77, test_#t~nondet78, test_~splverifierCounter~0, test_~tmp~7, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~7;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 31#L827-1true [2021-07-06 20:28:07,394 INFO L793 eck$LassoCheckResult]: Loop: 31#L827-1true assume !false; 14#L856true assume test_~splverifierCounter~0 < 4; 33#L857true test_~tmp~7 := test_#t~nondet75;havoc test_#t~nondet75; 59#L865true assume !(0 != test_~tmp~7); 62#L865-1true test_~tmp___0~1 := test_#t~nondet76;havoc test_#t~nondet76; 38#L875true assume !(0 != test_~tmp___0~1); 40#L875-1true test_~tmp___2~0 := test_#t~nondet77;havoc test_#t~nondet77; 20#L885true assume 0 != test_~tmp___2~0;~systemActive~0 := 1; 27#L893-1true assume !(0 != ~pumpRunning~0); 57#L653true assume !(0 != ~systemActive~0); 43#L660true havoc __utac_acc__Specification4_spec__1_#t~ret73, __utac_acc__Specification4_spec__1_#t~ret74, __utac_acc__Specification4_spec__1_~tmp~6, __utac_acc__Specification4_spec__1_~tmp___0~0;havoc __utac_acc__Specification4_spec__1_~tmp~6;havoc __utac_acc__Specification4_spec__1_~tmp___0~0;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~6;havoc getWaterLevel_~retValue_acc~6;getWaterLevel_~retValue_acc~6 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~6; 32#L527true __utac_acc__Specification4_spec__1_#t~ret73 := getWaterLevel_#res;__utac_acc__Specification4_spec__1_~tmp~6 := __utac_acc__Specification4_spec__1_#t~ret73;havoc __utac_acc__Specification4_spec__1_#t~ret73; 29#L827true assume !(0 == __utac_acc__Specification4_spec__1_~tmp~6); 31#L827-1true [2021-07-06 20:28:07,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 20:28:07,401 INFO L82 PathProgramCache]: Analyzing trace with hash 889506727, now seen corresponding path program 1 times [2021-07-06 20:28:07,409 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-06 20:28:07,410 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1183488706] [2021-07-06 20:28:07,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-06 20:28:07,411 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-06 20:28:07,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-06 20:28:07,653 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-06 20:28:07,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-06 20:28:07,762 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-06 20:28:07,805 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-07-06 20:28:07,817 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 20:28:07,817 INFO L82 PathProgramCache]: Analyzing trace with hash -1672356212, now seen corresponding path program 1 times [2021-07-06 20:28:07,817 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-06 20:28:07,818 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [537443919] [2021-07-06 20:28:07,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-06 20:28:07,819 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-06 20:28:07,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-06 20:28:07,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:28:07,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:28:07,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:28:07,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-06 20:28:07,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:28:07,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:28:07,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-06 20:28:07,893 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-06 20:28:07,894 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [537443919] [2021-07-06 20:28:07,895 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [537443919] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-06 20:28:07,895 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-06 20:28:07,895 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-06 20:28:07,895 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [503321679] [2021-07-06 20:28:07,903 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-07-06 20:28:07,904 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-06 20:28:07,916 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-06 20:28:07,916 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-06 20:28:07,919 INFO L87 Difference]: Start difference. First operand has 68 states, 67 states have (on average 1.5223880597014925) internal successors, (102), 67 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-06 20:28:08,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-06 20:28:08,006 INFO L93 Difference]: Finished difference Result 130 states and 180 transitions. [2021-07-06 20:28:08,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-06 20:28:08,008 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 130 states and 180 transitions. [2021-07-06 20:28:08,011 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 82 [2021-07-06 20:28:08,018 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 130 states to 116 states and 165 transitions. [2021-07-06 20:28:08,021 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 116 [2021-07-06 20:28:08,023 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 116 [2021-07-06 20:28:08,023 INFO L73 IsDeterministic]: Start isDeterministic. Operand 116 states and 165 transitions. [2021-07-06 20:28:08,025 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-07-06 20:28:08,025 INFO L681 BuchiCegarLoop]: Abstraction has 116 states and 165 transitions. [2021-07-06 20:28:08,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states and 165 transitions. [2021-07-06 20:28:08,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 114. [2021-07-06 20:28:08,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 114 states, 114 states have (on average 1.4210526315789473) internal successors, (162), 113 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-06 20:28:08,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 162 transitions. [2021-07-06 20:28:08,062 INFO L704 BuchiCegarLoop]: Abstraction has 114 states and 162 transitions. [2021-07-06 20:28:08,062 INFO L587 BuchiCegarLoop]: Abstraction has 114 states and 162 transitions. [2021-07-06 20:28:08,062 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-07-06 20:28:08,062 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 114 states and 162 transitions. [2021-07-06 20:28:08,068 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 80 [2021-07-06 20:28:08,069 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-07-06 20:28:08,069 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-07-06 20:28:08,070 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-07-06 20:28:08,070 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-06 20:28:08,070 INFO L791 eck$LassoCheckResult]: Stem: 237#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(31);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(30);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(9);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(21);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(30);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(9);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(21);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(30);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(9);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(25);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(30);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(9);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(25);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(13);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string46.base, #t~string46.offset, 1);call write~init~int(77, #t~string46.base, 1 + #t~string46.offset, 1);call write~init~int(101, #t~string46.base, 2 + #t~string46.offset, 1);call write~init~int(116, #t~string46.base, 3 + #t~string46.offset, 1);call write~init~int(104, #t~string46.base, 4 + #t~string46.offset, 1);call write~init~int(58, #t~string46.base, 5 + #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 6 + #t~string46.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string48.base, #t~string48.offset, 1);call write~init~int(82, #t~string48.base, 1 + #t~string48.offset, 1);call write~init~int(73, #t~string48.base, 2 + #t~string48.offset, 1);call write~init~int(84, #t~string48.base, 3 + #t~string48.offset, 1);call write~init~int(0, #t~string48.base, 4 + #t~string48.offset, 1);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string50.base, #t~string50.offset, 1);call write~init~int(75, #t~string50.base, 1 + #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 2 + #t~string50.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string52.base, #t~string52.offset, 1);call write~init~int(0, #t~string52.base, 1 + #t~string52.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(13);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(110, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string64.base, #t~string64.offset, 1);call write~init~int(80, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(117, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(109, #t~string64.base, 3 + #t~string64.offset, 1);call write~init~int(112, #t~string64.base, 4 + #t~string64.offset, 1);call write~init~int(58, #t~string64.base, 5 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 6 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string66.base, #t~string66.offset, 1);call write~init~int(110, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string68.base, #t~string68.offset, 1);call write~init~int(102, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(102, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 3 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string70.base, #t~string70.offset, 1);call write~init~int(32, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string72.base, #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 1 + #t~string72.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1; 213#L-1 havoc main_#res;havoc main_#t~ret53, main_~retValue_acc~7, main_~tmp~3;havoc main_~retValue_acc~7;havoc main_~tmp~3; 214#L67 havoc valid_product_#res;havoc valid_product_~retValue_acc~1;havoc valid_product_~retValue_acc~1;valid_product_~retValue_acc~1 := 1;valid_product_#res := valid_product_~retValue_acc~1; 270#L75 main_#t~ret53 := valid_product_#res;main_~tmp~3 := main_#t~ret53;havoc main_#t~ret53; 277#L617 assume 0 != main_~tmp~3; 245#L593 havoc test_#t~nondet75, test_#t~nondet76, test_#t~nondet77, test_#t~nondet78, test_~splverifierCounter~0, test_~tmp~7, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~7;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 246#L827-1 [2021-07-06 20:28:08,071 INFO L793 eck$LassoCheckResult]: Loop: 246#L827-1 assume !false; 223#L856 assume test_~splverifierCounter~0 < 4; 224#L857 test_~tmp~7 := test_#t~nondet75;havoc test_#t~nondet75; 320#L865 assume !(0 != test_~tmp~7); 318#L865-1 test_~tmp___0~1 := test_#t~nondet76;havoc test_#t~nondet76; 317#L875 assume !(0 != test_~tmp___0~1); 315#L875-1 test_~tmp___2~0 := test_#t~nondet77;havoc test_#t~nondet77; 314#L885 assume 0 != test_~tmp___2~0;~systemActive~0 := 1; 233#L893-1 assume !(0 != ~pumpRunning~0); 244#L653 assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret54, processEnvironment_~tmp~4;havoc processEnvironment_~tmp~4; 254#L685 assume !(0 != ~pumpRunning~0); 256#L660 havoc __utac_acc__Specification4_spec__1_#t~ret73, __utac_acc__Specification4_spec__1_#t~ret74, __utac_acc__Specification4_spec__1_~tmp~6, __utac_acc__Specification4_spec__1_~tmp___0~0;havoc __utac_acc__Specification4_spec__1_~tmp~6;havoc __utac_acc__Specification4_spec__1_~tmp___0~0;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~6;havoc getWaterLevel_~retValue_acc~6;getWaterLevel_~retValue_acc~6 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~6; 250#L527 __utac_acc__Specification4_spec__1_#t~ret73 := getWaterLevel_#res;__utac_acc__Specification4_spec__1_~tmp~6 := __utac_acc__Specification4_spec__1_#t~ret73;havoc __utac_acc__Specification4_spec__1_#t~ret73; 247#L827 assume !(0 == __utac_acc__Specification4_spec__1_~tmp~6); 246#L827-1 [2021-07-06 20:28:08,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 20:28:08,071 INFO L82 PathProgramCache]: Analyzing trace with hash 889506727, now seen corresponding path program 2 times [2021-07-06 20:28:08,072 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-06 20:28:08,072 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1421043690] [2021-07-06 20:28:08,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-06 20:28:08,072 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-06 20:28:08,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-06 20:28:08,135 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-06 20:28:08,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-06 20:28:08,190 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-06 20:28:08,221 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-07-06 20:28:08,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 20:28:08,222 INFO L82 PathProgramCache]: Analyzing trace with hash -323963301, now seen corresponding path program 1 times [2021-07-06 20:28:08,223 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-06 20:28:08,223 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1507100709] [2021-07-06 20:28:08,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-06 20:28:08,226 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-06 20:28:08,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-06 20:28:08,233 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-06 20:28:08,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-06 20:28:08,239 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-06 20:28:08,242 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-07-06 20:28:08,243 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 20:28:08,244 INFO L82 PathProgramCache]: Analyzing trace with hash 1279076225, now seen corresponding path program 1 times [2021-07-06 20:28:08,249 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-06 20:28:08,250 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [430039435] [2021-07-06 20:28:08,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-06 20:28:08,251 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-06 20:28:08,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-06 20:28:08,299 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-06 20:28:08,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-06 20:28:08,360 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-06 20:28:08,371 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-07-06 20:28:08,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:28:08,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-07-06 20:28:52,079 WARN L205 SmtUtils]: Spent 43.60 s on a formula simplification. DAG size of input: 491 DAG size of output: 433 [2021-07-06 20:28:52,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:28:52,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2127 [2021-07-06 20:29:13,383 WARN L205 SmtUtils]: Spent 21.22 s on a formula simplification that was a NOOP. DAG size: 433 [2021-07-06 20:29:13,478 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 06.07 08:29:13 BoogieIcfgContainer [2021-07-06 20:29:13,478 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-07-06 20:29:13,478 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-07-06 20:29:13,478 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-07-06 20:29:13,479 INFO L275 PluginConnector]: Witness Printer initialized [2021-07-06 20:29:13,479 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.07 08:28:07" (3/4) ... [2021-07-06 20:29:13,481 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2021-07-06 20:29:13,519 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-07-06 20:29:13,520 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-07-06 20:29:13,521 INFO L168 Benchmark]: Toolchain (without parser) took 67638.26 ms. Allocated memory was 60.8 MB in the beginning and 98.6 MB in the end (delta: 37.7 MB). Free memory was 38.3 MB in the beginning and 53.4 MB in the end (delta: -15.1 MB). Peak memory consumption was 23.7 MB. Max. memory is 16.1 GB. [2021-07-06 20:29:13,521 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 60.8 MB. Free memory is still 41.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-07-06 20:29:13,522 INFO L168 Benchmark]: CACSL2BoogieTranslator took 412.69 ms. Allocated memory is still 60.8 MB. Free memory was 38.2 MB in the beginning and 34.2 MB in the end (delta: 4.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-07-06 20:29:13,522 INFO L168 Benchmark]: Boogie Procedure Inliner took 75.80 ms. Allocated memory is still 60.8 MB. Free memory was 34.0 MB in the beginning and 31.3 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-07-06 20:29:13,523 INFO L168 Benchmark]: Boogie Preprocessor took 53.20 ms. Allocated memory is still 60.8 MB. Free memory was 31.3 MB in the beginning and 29.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-07-06 20:29:13,523 INFO L168 Benchmark]: RCFGBuilder took 835.16 ms. Allocated memory was 60.8 MB in the beginning and 79.7 MB in the end (delta: 18.9 MB). Free memory was 29.1 MB in the beginning and 36.6 MB in the end (delta: -7.4 MB). Peak memory consumption was 13.2 MB. Max. memory is 16.1 GB. [2021-07-06 20:29:13,524 INFO L168 Benchmark]: BuchiAutomizer took 66214.48 ms. Allocated memory was 79.7 MB in the beginning and 98.6 MB in the end (delta: 18.9 MB). Free memory was 36.6 MB in the beginning and 55.4 MB in the end (delta: -18.8 MB). Peak memory consumption was 44.9 MB. Max. memory is 16.1 GB. [2021-07-06 20:29:13,524 INFO L168 Benchmark]: Witness Printer took 41.49 ms. Allocated memory is still 98.6 MB. Free memory was 55.4 MB in the beginning and 53.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-07-06 20:29:13,527 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 60.8 MB. Free memory is still 41.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 412.69 ms. Allocated memory is still 60.8 MB. Free memory was 38.2 MB in the beginning and 34.2 MB in the end (delta: 4.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 75.80 ms. Allocated memory is still 60.8 MB. Free memory was 34.0 MB in the beginning and 31.3 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 53.20 ms. Allocated memory is still 60.8 MB. Free memory was 31.3 MB in the beginning and 29.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 835.16 ms. Allocated memory was 60.8 MB in the beginning and 79.7 MB in the end (delta: 18.9 MB). Free memory was 29.1 MB in the beginning and 36.6 MB in the end (delta: -7.4 MB). Peak memory consumption was 13.2 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 66214.48 ms. Allocated memory was 79.7 MB in the beginning and 98.6 MB in the end (delta: 18.9 MB). Free memory was 36.6 MB in the beginning and 55.4 MB in the end (delta: -18.8 MB). Peak memory consumption was 44.9 MB. Max. memory is 16.1 GB. * Witness Printer took 41.49 ms. Allocated memory is still 98.6 MB. Free memory was 55.4 MB in the beginning and 53.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (1 trivial, 0 deterministic, 0 nondeterministic) and one nonterminating remainder module.1 modules have a trivial ranking function, the largest among these consists of 3 locations. The remainder module has 114 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 66.1s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 65.9s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization 26.0ms AutomataMinimizationTime, 1 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 114 states and ocurred in iteration 1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 92 SDtfs, 88 SDslu, 80 SDs, 0 SdLazy, 10 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 53.7ms Time LassoAnalysisResults: nont1 unkn0 SFLI1 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - FixpointNonTerminationResult [Line: 855]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite execution State at position 0 is {NULL=6760} State at position 1 is {NULL=0, NULL=0, NULL=0, NULL=0, NULL=6760, NULL=6769, NULL=0, NULL=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5be8229b=0, NULL=0, retValue_acc=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@27ce6047=0, NULL=6781, NULL=6772, NULL=6774, methaneLevelCritical=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5569b7a0=0, NULL=6766, NULL=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@fab0cb1=0, NULL=0, tmp=0, NULL=6775, tmp___1=0, NULL=6783, NULL=0, NULL=0, tmp___0=0, NULL=6761, NULL=6787, NULL=6767, cleanupTimeShifts=4, NULL=6765, NULL=6771, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@36339520=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6b2551ae=70, NULL=0, NULL=0, NULL=0, systemActive=1, waterLevel=1, \result=1, NULL=0, NULL=0, NULL=6778, NULL=6779, NULL=0, NULL=0, NULL=6780, NULL=0, NULL=6790, \result=1, head=0, pumpRunning=0, \result=0, NULL=6776, tmp=1, NULL=0, NULL=6784, NULL=0, NULL=0, NULL=6777, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@627ef40f=0, NULL=6770, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@c27690a=0, NULL=0, tmp=1, NULL=6788, retValue_acc=1, retValue_acc=1, tmp___2=70, NULL=6763, tmp___0=0, NULL=6789, splverifierCounter=0, NULL=0, NULL=6762, NULL=6773, head=0, tmp=0, NULL=0, NULL=0, NULL=6764, NULL=0, NULL=0, NULL=0, NULL=6768, NULL=6782, NULL=0} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 1]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L249] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L452] int waterLevel = 1; [L453] int methaneLevelCritical = 0; [L532] int cleanupTimeShifts = 4; [L645] int pumpRunning = 0; [L646] int systemActive = 1; [L608] int retValue_acc ; [L609] int tmp ; [L71] int retValue_acc ; [L74] retValue_acc = 1 [L75] return (retValue_acc); [L615] tmp = valid_product() [L617] COND TRUE \read(tmp) [L846] int splverifierCounter ; [L847] int tmp ; [L848] int tmp___0 ; [L849] int tmp___1 ; [L850] int tmp___2 ; [L853] splverifierCounter = 0 Loop: [L855] COND TRUE 1 [L857] COND TRUE splverifierCounter < 4 [L863] tmp = __VERIFIER_nondet_int() [L865] COND FALSE !(\read(tmp)) [L873] tmp___0 = __VERIFIER_nondet_int() [L875] COND FALSE !(\read(tmp___0)) [L883] tmp___2 = __VERIFIER_nondet_int() [L885] COND TRUE \read(tmp___2) [L814] systemActive = 1 [L653] COND FALSE !(\read(pumpRunning)) [L660] COND TRUE \read(systemActive) [L682] int tmp ; [L685] COND FALSE !(\read(pumpRunning)) [L820] int tmp ; [L821] int tmp___0 ; [L523] int retValue_acc ; [L526] retValue_acc = waterLevel [L527] return (retValue_acc); [L825] tmp = getWaterLevel() [L827] COND FALSE !(tmp == 0) End of lasso representation. RESULT: Ultimate proved your program to be incorrect! [2021-07-06 20:29:13,583 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...