./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product12.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_6168ef73-29b0-458b-9ea1-c27b6123f7d3/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_6168ef73-29b0-458b-9ea1-c27b6123f7d3/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_6168ef73-29b0-458b-9ea1-c27b6123f7d3/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_6168ef73-29b0-458b-9ea1-c27b6123f7d3/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product12.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_6168ef73-29b0-458b-9ea1-c27b6123f7d3/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_6168ef73-29b0-458b-9ea1-c27b6123f7d3/bin/uautomizer --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 8292540d375cb1a55c597ae56791bf56ca41d481 ........................................................................................................................................................................................................................................................................................................................................................................................... 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 0.2.0-a4ecdab [2020-11-29 20:20:11,437 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 20:20:11,440 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 20:20:11,517 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 20:20:11,518 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 20:20:11,524 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 20:20:11,526 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 20:20:11,530 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 20:20:11,533 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 20:20:11,540 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 20:20:11,541 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 20:20:11,555 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 20:20:11,556 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 20:20:11,560 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 20:20:11,562 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 20:20:11,564 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 20:20:11,565 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 20:20:11,567 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 20:20:11,569 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 20:20:11,572 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 20:20:11,574 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 20:20:11,579 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 20:20:11,581 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 20:20:11,583 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 20:20:11,593 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 20:20:11,594 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 20:20:11,594 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 20:20:11,597 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 20:20:11,598 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 20:20:11,600 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 20:20:11,601 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 20:20:11,602 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 20:20:11,605 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 20:20:11,606 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 20:20:11,608 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 20:20:11,608 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 20:20:11,609 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 20:20:11,610 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 20:20:11,610 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 20:20:11,611 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 20:20:11,612 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 20:20:11,614 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_6168ef73-29b0-458b-9ea1-c27b6123f7d3/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2020-11-29 20:20:11,659 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 20:20:11,660 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 20:20:11,662 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 20:20:11,663 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 20:20:11,663 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 20:20:11,663 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-11-29 20:20:11,664 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2020-11-29 20:20:11,664 INFO L138 SettingsManager]: * Use old map elimination=false [2020-11-29 20:20:11,664 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-11-29 20:20:11,665 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-11-29 20:20:11,666 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-11-29 20:20:11,667 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 20:20:11,667 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 20:20:11,667 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-29 20:20:11,668 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 20:20:11,668 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 20:20:11,668 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 20:20:11,669 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2020-11-29 20:20:11,669 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2020-11-29 20:20:11,669 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2020-11-29 20:20:11,670 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 20:20:11,670 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 20:20:11,670 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-11-29 20:20:11,671 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 20:20:11,671 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2020-11-29 20:20:11,671 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 20:20:11,672 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 20:20:11,672 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-11-29 20:20:11,672 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 20:20:11,672 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 20:20:11,673 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 20:20:11,673 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2020-11-29 20:20:11,675 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2020-11-29 20:20:11,675 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:/tmp/vcloud-vcloud-master/worker/run_dir_6168ef73-29b0-458b-9ea1-c27b6123f7d3/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_6168ef73-29b0-458b-9ea1-c27b6123f7d3/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8292540d375cb1a55c597ae56791bf56ca41d481 [2020-11-29 20:20:11,981 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 20:20:12,011 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 20:20:12,015 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 20:20:12,016 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 20:20:12,018 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 20:20:12,019 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_6168ef73-29b0-458b-9ea1-c27b6123f7d3/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec5_product12.cil.c [2020-11-29 20:20:12,100 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6168ef73-29b0-458b-9ea1-c27b6123f7d3/bin/uautomizer/data/08a8539f5/159edd137d3f4d9aa334840512017bb0/FLAG6c2fa0cfb [2020-11-29 20:20:12,779 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 20:20:12,780 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_6168ef73-29b0-458b-9ea1-c27b6123f7d3/sv-benchmarks/c/product-lines/minepump_spec5_product12.cil.c [2020-11-29 20:20:12,802 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6168ef73-29b0-458b-9ea1-c27b6123f7d3/bin/uautomizer/data/08a8539f5/159edd137d3f4d9aa334840512017bb0/FLAG6c2fa0cfb [2020-11-29 20:20:13,089 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_6168ef73-29b0-458b-9ea1-c27b6123f7d3/bin/uautomizer/data/08a8539f5/159edd137d3f4d9aa334840512017bb0 [2020-11-29 20:20:13,092 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 20:20:13,094 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 20:20:13,103 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 20:20:13,103 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 20:20:13,107 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 20:20:13,108 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 08:20:13" (1/1) ... [2020-11-29 20:20:13,110 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69554cac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:20:13, skipping insertion in model container [2020-11-29 20:20:13,110 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 08:20:13" (1/1) ... [2020-11-29 20:20:13,122 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 20:20:13,183 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 20:20:13,563 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 20:20:13,580 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 20:20:13,709 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 20:20:13,747 INFO L208 MainTranslator]: Completed translation [2020-11-29 20:20:13,748 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:20:13 WrapperNode [2020-11-29 20:20:13,750 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 20:20:13,752 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 20:20:13,752 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 20:20:13,752 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 20:20:13,760 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:20:13" (1/1) ... [2020-11-29 20:20:13,777 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:20:13" (1/1) ... [2020-11-29 20:20:13,832 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 20:20:13,835 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 20:20:13,835 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 20:20:13,835 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 20:20:13,844 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:20:13" (1/1) ... [2020-11-29 20:20:13,845 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:20:13" (1/1) ... [2020-11-29 20:20:13,856 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:20:13" (1/1) ... [2020-11-29 20:20:13,857 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:20:13" (1/1) ... [2020-11-29 20:20:13,870 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:20:13" (1/1) ... [2020-11-29 20:20:13,890 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:20:13" (1/1) ... [2020-11-29 20:20:13,901 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:20:13" (1/1) ... [2020-11-29 20:20:13,905 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 20:20:13,906 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 20:20:13,909 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 20:20:13,910 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 20:20:13,911 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:20:13" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6168ef73-29b0-458b-9ea1-c27b6123f7d3/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:20:13,981 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 20:20:13,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 20:20:13,982 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 20:20:13,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 20:20:14,961 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 20:20:14,961 INFO L298 CfgBuilder]: Removed 92 assume(true) statements. [2020-11-29 20:20:14,964 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 08:20:14 BoogieIcfgContainer [2020-11-29 20:20:14,964 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 20:20:14,965 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-11-29 20:20:14,966 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-11-29 20:20:14,970 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-11-29 20:20:14,971 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-29 20:20:14,971 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 29.11 08:20:13" (1/3) ... [2020-11-29 20:20:14,973 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@41849b46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.11 08:20:14, skipping insertion in model container [2020-11-29 20:20:14,973 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-29 20:20:14,973 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:20:13" (2/3) ... [2020-11-29 20:20:14,974 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@41849b46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.11 08:20:14, skipping insertion in model container [2020-11-29 20:20:14,974 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-29 20:20:14,974 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 08:20:14" (3/3) ... [2020-11-29 20:20:14,976 INFO L373 chiAutomizerObserver]: Analyzing ICFG minepump_spec5_product12.cil.c [2020-11-29 20:20:15,029 INFO L359 BuchiCegarLoop]: Interprodecural is true [2020-11-29 20:20:15,029 INFO L360 BuchiCegarLoop]: Hoare is false [2020-11-29 20:20:15,030 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-11-29 20:20:15,030 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-29 20:20:15,030 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-29 20:20:15,030 INFO L364 BuchiCegarLoop]: Difference is false [2020-11-29 20:20:15,030 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-29 20:20:15,030 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-11-29 20:20:15,050 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 68 states. [2020-11-29 20:20:15,071 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 43 [2020-11-29 20:20:15,072 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-29 20:20:15,072 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-29 20:20:15,083 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:20:15,083 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:20:15,083 INFO L427 BuchiCegarLoop]: ======== Iteration 1============ [2020-11-29 20:20:15,083 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 68 states. [2020-11-29 20:20:15,088 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 43 [2020-11-29 20:20:15,089 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-29 20:20:15,089 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-29 20:20:15,090 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:20:15,090 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:20:15,096 INFO L794 eck$LassoCheckResult]: Stem: 36#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~string13.base, #t~string13.offset := #Ultimate.allocOnStack(13);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string15.base, #t~string15.offset, 1);call write~init~int(110, #t~string15.base, 1 + #t~string15.offset, 1);call write~init~int(0, #t~string15.base, 2 + #t~string15.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string17.base, #t~string17.offset, 1);call write~init~int(102, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(102, #t~string17.base, 2 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 3 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string19.base, #t~string19.offset, 1);call write~init~int(80, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(117, #t~string19.base, 2 + #t~string19.offset, 1);call write~init~int(109, #t~string19.base, 3 + #t~string19.offset, 1);call write~init~int(112, #t~string19.base, 4 + #t~string19.offset, 1);call write~init~int(58, #t~string19.base, 5 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 6 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string21.base, #t~string21.offset, 1);call write~init~int(110, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 2 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string23.base, #t~string23.offset, 1);call write~init~int(102, #t~string23.base, 1 + #t~string23.offset, 1);call write~init~int(102, #t~string23.base, 2 + #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 3 + #t~string23.offset, 1);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string25.base, #t~string25.offset, 1);call write~init~int(32, #t~string25.base, 1 + #t~string25.offset, 1);call write~init~int(0, #t~string25.base, 2 + #t~string25.offset, 1);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string27.base, #t~string27.offset, 1);call write~init~int(0, #t~string27.base, 1 + #t~string27.offset, 1);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(13);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string31.base, #t~string31.offset, 1);call write~init~int(77, #t~string31.base, 1 + #t~string31.offset, 1);call write~init~int(101, #t~string31.base, 2 + #t~string31.offset, 1);call write~init~int(116, #t~string31.base, 3 + #t~string31.offset, 1);call write~init~int(104, #t~string31.base, 4 + #t~string31.offset, 1);call write~init~int(58, #t~string31.base, 5 + #t~string31.offset, 1);call write~init~int(0, #t~string31.base, 6 + #t~string31.offset, 1);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string33.base, #t~string33.offset, 1);call write~init~int(82, #t~string33.base, 1 + #t~string33.offset, 1);call write~init~int(73, #t~string33.base, 2 + #t~string33.offset, 1);call write~init~int(84, #t~string33.base, 3 + #t~string33.offset, 1);call write~init~int(0, #t~string33.base, 4 + #t~string33.offset, 1);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string35.base, #t~string35.offset, 1);call write~init~int(75, #t~string35.base, 1 + #t~string35.offset, 1);call write~init~int(0, #t~string35.base, 2 + #t~string35.offset, 1);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string37.base, #t~string37.offset, 1);call write~init~int(0, #t~string37.base, 1 + #t~string37.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(30);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(9);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(21);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(30);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(9);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(21);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(30);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(9);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(25);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(30);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(9);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(25);~switchedOnBeforeTS~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0; 16#L-1true havoc main_#res;havoc main_#t~ret42, main_~retValue_acc~4, main_~tmp~3;havoc main_~retValue_acc~4;havoc main_~tmp~3; 21#L903true havoc valid_product_#res;havoc valid_product_~retValue_acc~9;havoc valid_product_~retValue_acc~9;valid_product_~retValue_acc~9 := 1;valid_product_#res := valid_product_~retValue_acc~9; 41#L911true main_#t~ret42 := valid_product_#res;main_~tmp~3 := main_#t~ret42;havoc main_#t~ret42; 33#L501true assume 0 != main_~tmp~3; 69#L474true ~switchedOnBeforeTS~0 := 0; 12#L51true havoc test_#t~nondet38, test_#t~nondet39, test_#t~nondet40, test_#t~nondet41, test_~splverifierCounter~0, test_~tmp~2, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~2;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 59#L72-1true [2020-11-29 20:20:15,096 INFO L796 eck$LassoCheckResult]: Loop: 59#L72-1true assume !false; 38#L348true assume test_~splverifierCounter~0 < 4; 48#L349true test_~tmp~2 := test_#t~nondet38;havoc test_#t~nondet38; 68#L357true assume !(0 != test_~tmp~2); 50#L357-1true test_~tmp___0~1 := test_#t~nondet39;havoc test_#t~nondet39; 49#L367true assume !(0 != test_~tmp___0~1); 42#L367-1true test_~tmp___2~0 := test_#t~nondet40;havoc test_#t~nondet40; 30#L377true assume 0 != test_~tmp___2~0;~systemActive~0 := 1; 44#L385-1true havoc __utac_acc__Specification5_spec__2_#t~ret7;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; 13#L190true __utac_acc__Specification5_spec__2_#t~ret7 := isPumpRunning_#res;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret7;havoc __utac_acc__Specification5_spec__2_#t~ret7; 60#L61true assume !(0 != ~pumpRunning~0); 7#L113true assume 0 != ~systemActive~0; 26#L120true havoc __utac_acc__Specification5_spec__3_#t~ret8, __utac_acc__Specification5_spec__3_#t~ret9, __utac_acc__Specification5_spec__3_~tmp~0, __utac_acc__Specification5_spec__3_~tmp___0~0;havoc __utac_acc__Specification5_spec__3_~tmp~0;havoc __utac_acc__Specification5_spec__3_~tmp___0~0;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~3;havoc getWaterLevel_~retValue_acc~3;getWaterLevel_~retValue_acc~3 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~3; 61#L331true __utac_acc__Specification5_spec__3_#t~ret8 := getWaterLevel_#res;__utac_acc__Specification5_spec__3_~tmp~0 := __utac_acc__Specification5_spec__3_#t~ret8;havoc __utac_acc__Specification5_spec__3_#t~ret8; 62#L72true assume !(2 != __utac_acc__Specification5_spec__3_~tmp~0); 59#L72-1true [2020-11-29 20:20:15,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:20:15,103 INFO L82 PathProgramCache]: Analyzing trace with hash 1804904775, now seen corresponding path program 1 times [2020-11-29 20:20:15,112 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:20:15,112 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1655451137] [2020-11-29 20:20:15,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:20:15,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 20:20:15,374 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 20:20:15,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 20:20:15,521 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 20:20:15,569 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 20:20:15,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:20:15,574 INFO L82 PathProgramCache]: Analyzing trace with hash 674243931, now seen corresponding path program 1 times [2020-11-29 20:20:15,574 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:20:15,574 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1617617319] [2020-11-29 20:20:15,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:20:15,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 20:20:15,592 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 20:20:15,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 20:20:15,609 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 20:20:15,615 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 20:20:15,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:20:15,619 INFO L82 PathProgramCache]: Analyzing trace with hash -1686698155, now seen corresponding path program 1 times [2020-11-29 20:20:15,619 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:20:15,620 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2097476642] [2020-11-29 20:20:15,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:20:15,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:20:15,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 20:20:15,805 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2097476642] [2020-11-29 20:20:15,806 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:20:15,806 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 20:20:15,806 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1212832631] [2020-11-29 20:20:16,010 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 20:20:16,027 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-29 20:20:16,028 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-29 20:20:16,030 INFO L87 Difference]: Start difference. First operand 68 states. Second operand 5 states. [2020-11-29 20:20:16,268 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:20:16,268 INFO L93 Difference]: Finished difference Result 170 states and 230 transitions. [2020-11-29 20:20:16,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-29 20:20:16,271 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 170 states and 230 transitions. [2020-11-29 20:20:16,280 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 75 [2020-11-29 20:20:16,293 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 170 states to 152 states and 212 transitions. [2020-11-29 20:20:16,295 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 152 [2020-11-29 20:20:16,296 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 152 [2020-11-29 20:20:16,297 INFO L73 IsDeterministic]: Start isDeterministic. Operand 152 states and 212 transitions. [2020-11-29 20:20:16,299 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-11-29 20:20:16,299 INFO L691 BuchiCegarLoop]: Abstraction has 152 states and 212 transitions. [2020-11-29 20:20:16,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states and 212 transitions. [2020-11-29 20:20:16,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 109. [2020-11-29 20:20:16,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 109 states. [2020-11-29 20:20:16,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 148 transitions. [2020-11-29 20:20:16,341 INFO L714 BuchiCegarLoop]: Abstraction has 109 states and 148 transitions. [2020-11-29 20:20:16,341 INFO L594 BuchiCegarLoop]: Abstraction has 109 states and 148 transitions. [2020-11-29 20:20:16,341 INFO L427 BuchiCegarLoop]: ======== Iteration 2============ [2020-11-29 20:20:16,341 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 109 states and 148 transitions. [2020-11-29 20:20:16,344 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 75 [2020-11-29 20:20:16,345 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-29 20:20:16,345 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-29 20:20:16,346 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:20:16,346 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:20:16,346 INFO L794 eck$LassoCheckResult]: Stem: 303#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~string13.base, #t~string13.offset := #Ultimate.allocOnStack(13);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string15.base, #t~string15.offset, 1);call write~init~int(110, #t~string15.base, 1 + #t~string15.offset, 1);call write~init~int(0, #t~string15.base, 2 + #t~string15.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string17.base, #t~string17.offset, 1);call write~init~int(102, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(102, #t~string17.base, 2 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 3 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string19.base, #t~string19.offset, 1);call write~init~int(80, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(117, #t~string19.base, 2 + #t~string19.offset, 1);call write~init~int(109, #t~string19.base, 3 + #t~string19.offset, 1);call write~init~int(112, #t~string19.base, 4 + #t~string19.offset, 1);call write~init~int(58, #t~string19.base, 5 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 6 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string21.base, #t~string21.offset, 1);call write~init~int(110, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 2 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string23.base, #t~string23.offset, 1);call write~init~int(102, #t~string23.base, 1 + #t~string23.offset, 1);call write~init~int(102, #t~string23.base, 2 + #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 3 + #t~string23.offset, 1);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string25.base, #t~string25.offset, 1);call write~init~int(32, #t~string25.base, 1 + #t~string25.offset, 1);call write~init~int(0, #t~string25.base, 2 + #t~string25.offset, 1);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string27.base, #t~string27.offset, 1);call write~init~int(0, #t~string27.base, 1 + #t~string27.offset, 1);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(13);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string31.base, #t~string31.offset, 1);call write~init~int(77, #t~string31.base, 1 + #t~string31.offset, 1);call write~init~int(101, #t~string31.base, 2 + #t~string31.offset, 1);call write~init~int(116, #t~string31.base, 3 + #t~string31.offset, 1);call write~init~int(104, #t~string31.base, 4 + #t~string31.offset, 1);call write~init~int(58, #t~string31.base, 5 + #t~string31.offset, 1);call write~init~int(0, #t~string31.base, 6 + #t~string31.offset, 1);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string33.base, #t~string33.offset, 1);call write~init~int(82, #t~string33.base, 1 + #t~string33.offset, 1);call write~init~int(73, #t~string33.base, 2 + #t~string33.offset, 1);call write~init~int(84, #t~string33.base, 3 + #t~string33.offset, 1);call write~init~int(0, #t~string33.base, 4 + #t~string33.offset, 1);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string35.base, #t~string35.offset, 1);call write~init~int(75, #t~string35.base, 1 + #t~string35.offset, 1);call write~init~int(0, #t~string35.base, 2 + #t~string35.offset, 1);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string37.base, #t~string37.offset, 1);call write~init~int(0, #t~string37.base, 1 + #t~string37.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(30);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(9);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(21);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(30);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(9);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(21);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(30);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(9);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(25);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(30);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(9);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(25);~switchedOnBeforeTS~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0; 283#L-1 havoc main_#res;havoc main_#t~ret42, main_~retValue_acc~4, main_~tmp~3;havoc main_~retValue_acc~4;havoc main_~tmp~3; 284#L903 havoc valid_product_#res;havoc valid_product_~retValue_acc~9;havoc valid_product_~retValue_acc~9;valid_product_~retValue_acc~9 := 1;valid_product_#res := valid_product_~retValue_acc~9; 289#L911 main_#t~ret42 := valid_product_#res;main_~tmp~3 := main_#t~ret42;havoc main_#t~ret42; 298#L501 assume 0 != main_~tmp~3; 299#L474 ~switchedOnBeforeTS~0 := 0; 275#L51 havoc test_#t~nondet38, test_#t~nondet39, test_#t~nondet40, test_#t~nondet41, test_~splverifierCounter~0, test_~tmp~2, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~2;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 276#L72-1 [2020-11-29 20:20:16,347 INFO L796 eck$LassoCheckResult]: Loop: 276#L72-1 assume !false; 304#L348 assume test_~splverifierCounter~0 < 4; 305#L349 test_~tmp~2 := test_#t~nondet38;havoc test_#t~nondet38; 312#L357 assume !(0 != test_~tmp~2); 314#L357-1 test_~tmp___0~1 := test_#t~nondet39;havoc test_#t~nondet39; 313#L367 assume !(0 != test_~tmp___0~1); 301#L367-1 test_~tmp___2~0 := test_#t~nondet40;havoc test_#t~nondet40; 359#L377 assume 0 != test_~tmp___2~0;~systemActive~0 := 1; 357#L385-1 havoc __utac_acc__Specification5_spec__2_#t~ret7;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; 356#L190 __utac_acc__Specification5_spec__2_#t~ret7 := isPumpRunning_#res;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret7;havoc __utac_acc__Specification5_spec__2_#t~ret7; 328#L61 assume !(0 != ~pumpRunning~0); 265#L113 assume 0 != ~systemActive~0; 266#L120 havoc __utac_acc__Specification5_spec__3_#t~ret8, __utac_acc__Specification5_spec__3_#t~ret9, __utac_acc__Specification5_spec__3_~tmp~0, __utac_acc__Specification5_spec__3_~tmp___0~0;havoc __utac_acc__Specification5_spec__3_~tmp~0;havoc __utac_acc__Specification5_spec__3_~tmp___0~0;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~3;havoc getWaterLevel_~retValue_acc~3;getWaterLevel_~retValue_acc~3 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~3; 293#L331 __utac_acc__Specification5_spec__3_#t~ret8 := getWaterLevel_#res;__utac_acc__Specification5_spec__3_~tmp~0 := __utac_acc__Specification5_spec__3_#t~ret8;havoc __utac_acc__Specification5_spec__3_#t~ret8; 329#L72 assume 2 != __utac_acc__Specification5_spec__3_~tmp~0;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; 330#L190-1 __utac_acc__Specification5_spec__3_#t~ret9 := isPumpRunning_#res;__utac_acc__Specification5_spec__3_~tmp___0~0 := __utac_acc__Specification5_spec__3_#t~ret9;havoc __utac_acc__Specification5_spec__3_#t~ret9; 290#L76 assume !(0 != __utac_acc__Specification5_spec__3_~tmp___0~0); 276#L72-1 [2020-11-29 20:20:16,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:20:16,347 INFO L82 PathProgramCache]: Analyzing trace with hash 1804904775, now seen corresponding path program 2 times [2020-11-29 20:20:16,348 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:20:16,348 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [6597448] [2020-11-29 20:20:16,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:20:16,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 20:20:16,410 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 20:20:16,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 20:20:16,466 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 20:20:16,486 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 20:20:16,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:20:16,486 INFO L82 PathProgramCache]: Analyzing trace with hash -591660586, now seen corresponding path program 1 times [2020-11-29 20:20:16,487 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:20:16,487 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [176885428] [2020-11-29 20:20:16,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:20:16,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 20:20:16,498 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 20:20:16,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 20:20:16,502 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 20:20:16,507 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 20:20:16,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:20:16,508 INFO L82 PathProgramCache]: Analyzing trace with hash -1714272944, now seen corresponding path program 1 times [2020-11-29 20:20:16,508 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:20:16,508 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [977808856] [2020-11-29 20:20:16,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:20:16,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 20:20:16,552 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 20:20:16,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 20:20:16,617 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 20:20:16,635 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 20:20:16,797 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 45 [2020-11-29 20:21:46,857 WARN L193 SmtUtils]: Spent 1.50 m on a formula simplification. DAG size of input: 495 DAG size of output: 437 [2020-11-29 20:22:49,226 WARN L193 SmtUtils]: Spent 1.04 m on a formula simplification that was a NOOP. DAG size: 435 [2020-11-29 20:22:49,557 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.11 08:22:49 BoogieIcfgContainer [2020-11-29 20:22:49,557 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-11-29 20:22:49,558 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 20:22:49,558 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 20:22:49,558 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 20:22:49,567 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 08:20:14" (3/4) ... [2020-11-29 20:22:49,570 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2020-11-29 20:22:49,656 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_6168ef73-29b0-458b-9ea1-c27b6123f7d3/bin/uautomizer/witness.graphml [2020-11-29 20:22:49,656 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 20:22:49,658 INFO L168 Benchmark]: Toolchain (without parser) took 156562.91 ms. Allocated memory was 96.5 MB in the beginning and 188.7 MB in the end (delta: 92.3 MB). Free memory was 69.0 MB in the beginning and 55.9 MB in the end (delta: 13.1 MB). Peak memory consumption was 103.7 MB. Max. memory is 16.1 GB. [2020-11-29 20:22:49,658 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 96.5 MB. Free memory is still 53.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 20:22:49,659 INFO L168 Benchmark]: CACSL2BoogieTranslator took 648.08 ms. Allocated memory was 96.5 MB in the beginning and 146.8 MB in the end (delta: 50.3 MB). Free memory was 69.0 MB in the beginning and 113.8 MB in the end (delta: -44.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-29 20:22:49,660 INFO L168 Benchmark]: Boogie Procedure Inliner took 80.06 ms. Allocated memory is still 146.8 MB. Free memory was 113.8 MB in the beginning and 111.0 MB in the end (delta: 2.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-29 20:22:49,661 INFO L168 Benchmark]: Boogie Preprocessor took 70.49 ms. Allocated memory is still 146.8 MB. Free memory was 111.0 MB in the beginning and 109.4 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 20:22:49,662 INFO L168 Benchmark]: RCFGBuilder took 1058.29 ms. Allocated memory is still 146.8 MB. Free memory was 109.4 MB in the beginning and 115.2 MB in the end (delta: -5.8 MB). Peak memory consumption was 44.8 MB. Max. memory is 16.1 GB. [2020-11-29 20:22:49,663 INFO L168 Benchmark]: BuchiAutomizer took 154592.01 ms. Allocated memory was 146.8 MB in the beginning and 188.7 MB in the end (delta: 41.9 MB). Free memory was 115.2 MB in the beginning and 58.9 MB in the end (delta: 56.3 MB). Peak memory consumption was 106.8 MB. Max. memory is 16.1 GB. [2020-11-29 20:22:49,664 INFO L168 Benchmark]: Witness Printer took 98.27 ms. Allocated memory is still 188.7 MB. Free memory was 58.9 MB in the beginning and 55.9 MB in the end (delta: 3.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 20:22:49,669 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 96.5 MB. Free memory is still 53.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 648.08 ms. Allocated memory was 96.5 MB in the beginning and 146.8 MB in the end (delta: 50.3 MB). Free memory was 69.0 MB in the beginning and 113.8 MB in the end (delta: -44.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 80.06 ms. Allocated memory is still 146.8 MB. Free memory was 113.8 MB in the beginning and 111.0 MB in the end (delta: 2.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 70.49 ms. Allocated memory is still 146.8 MB. Free memory was 111.0 MB in the beginning and 109.4 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1058.29 ms. Allocated memory is still 146.8 MB. Free memory was 109.4 MB in the beginning and 115.2 MB in the end (delta: -5.8 MB). Peak memory consumption was 44.8 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 154592.01 ms. Allocated memory was 146.8 MB in the beginning and 188.7 MB in the end (delta: 41.9 MB). Free memory was 115.2 MB in the beginning and 58.9 MB in the end (delta: 56.3 MB). Peak memory consumption was 106.8 MB. Max. memory is 16.1 GB. * Witness Printer took 98.27 ms. Allocated memory is still 188.7 MB. Free memory was 58.9 MB in the beginning and 55.9 MB in the end (delta: 3.0 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 5 locations. The remainder module has 109 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 154.5s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 154.0s. Construction of modules took 0.1s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 0. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 43 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 109 states and ocurred in iteration 1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 132 SDtfs, 239 SDslu, 247 SDs, 0 SdLazy, 67 SolverSat, 19 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time LassoAnalysisResults: nont1 unkn0 SFLI0 SFLT0 conc1 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: 347]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite execution State at position 0 is {NULL=26628} State at position 1 is {NULL=26635, NULL=0, NULL=0, NULL=0, NULL=0, NULL=26628, retValue_acc=0, NULL=26641, NULL=0, NULL=26657, NULL=26636, NULL=26639, methaneLevelCritical=0, NULL=26651, tmp=0, NULL=0, NULL=26659, NULL=0, tmp___1=0, NULL=26629, tmp=1, NULL=26656, NULL=0, NULL=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@41cf90da=0, cleanupTimeShifts=4, switchedOnBeforeTS=0, NULL=26649, NULL=26650, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@47dfa4c5=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1e928778=0, \result=0, NULL=26630, NULL=0, NULL=0, NULL=0, NULL=0, NULL=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@77e8266=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@40d66b8a=65, NULL=0, systemActive=1, waterLevel=1, \result=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@35f86246=0, retValue_acc=1, NULL=26634, tmp___0=0, \result=1, head=0, pumpRunning=0, \result=0, NULL=26632, tmp=1, NULL=26640, NULL=0, NULL=26646, NULL=0, NULL=0, NULL=0, NULL=0, NULL=26643, NULL=0, retValue_acc=1, NULL=26655, NULL=0, NULL=0, NULL=26633, NULL=0, NULL=0, NULL=26658, tmp___2=65, NULL=0, tmp___0=0, splverifierCounter=0, NULL=0, NULL=26637, NULL=26647, NULL=26638, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@28b2d8d7=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4273cfb4=0, head=0, retValue_acc=0, NULL=26631, NULL=26645, NULL=0, NULL=0, NULL=0, NULL=26653, NULL=26654, NULL=26642} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 1]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L45] int switchedOnBeforeTS ; [L103] int pumpRunning = 0; [L104] int systemActive = 1; [L256] int waterLevel = 1; [L257] int methaneLevelCritical = 0; [L415] int cleanupTimeShifts = 4; [L684] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L492] int retValue_acc ; [L493] int tmp ; [L907] int retValue_acc ; [L910] retValue_acc = 1 [L911] return (retValue_acc); [L499] tmp = valid_product() [L501] COND TRUE \read(tmp) [L50] switchedOnBeforeTS = 0 [L338] int splverifierCounter ; [L339] int tmp ; [L340] int tmp___0 ; [L341] int tmp___1 ; [L342] int tmp___2 ; [L345] splverifierCounter = 0 Loop: [L347] COND TRUE 1 [L349] COND TRUE splverifierCounter < 4 [L355] tmp = __VERIFIER_nondet_int() [L357] COND FALSE !(\read(tmp)) [L365] tmp___0 = __VERIFIER_nondet_int() [L367] COND FALSE !(\read(tmp___0)) [L375] tmp___2 = __VERIFIER_nondet_int() [L377] COND TRUE \read(tmp___2) [L249] systemActive = 1 [L186] int retValue_acc ; [L189] retValue_acc = pumpRunning [L190] return (retValue_acc); [L59] switchedOnBeforeTS = isPumpRunning() [L113] COND FALSE !(\read(pumpRunning)) [L120] COND TRUE \read(systemActive) [L65] int tmp ; [L66] int tmp___0 ; [L327] int retValue_acc ; [L330] retValue_acc = waterLevel [L331] return (retValue_acc); [L70] tmp = getWaterLevel() [L72] COND TRUE tmp != 2 [L186] int retValue_acc ; [L189] retValue_acc = pumpRunning [L190] return (retValue_acc); [L74] tmp___0 = isPumpRunning() [L76] COND FALSE !(\read(tmp___0)) End of lasso representation. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...