./Ultimate.py --spec /storage/repos/svcomp/c/properties/termination.prp --file /storage/repos/svcomp/c/product-lines/minepump_spec2_product12_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 0ed9222f Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i /storage/repos/svcomp/c/product-lines/minepump_spec2_product12_true-unreach-call_false-termination.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 507fc1a89cb1dbaf587ff2c51fbab704dc92da4e .......................................................................................................................................................................................................................................................................................................... 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 0.1.24-0ed9222-m [2019-01-14 04:18:19,817 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-14 04:18:19,818 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-14 04:18:19,830 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-14 04:18:19,830 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-14 04:18:19,831 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-14 04:18:19,833 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-14 04:18:19,841 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-14 04:18:19,843 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-14 04:18:19,844 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-14 04:18:19,845 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-14 04:18:19,845 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-14 04:18:19,846 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-14 04:18:19,847 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-14 04:18:19,848 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-14 04:18:19,848 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-14 04:18:19,849 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-14 04:18:19,851 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-14 04:18:19,853 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-14 04:18:19,855 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-14 04:18:19,856 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-14 04:18:19,857 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-14 04:18:19,860 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-14 04:18:19,860 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-14 04:18:19,860 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-14 04:18:19,861 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-14 04:18:19,862 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-14 04:18:19,863 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-14 04:18:19,864 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-14 04:18:19,865 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-14 04:18:19,865 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-14 04:18:19,866 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-14 04:18:19,866 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-14 04:18:19,866 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-14 04:18:19,867 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-14 04:18:19,868 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-14 04:18:19,868 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-01-14 04:18:19,884 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-14 04:18:19,885 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-14 04:18:19,886 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-14 04:18:19,886 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-14 04:18:19,886 INFO L133 SettingsManager]: * Use SBE=true [2019-01-14 04:18:19,886 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-01-14 04:18:19,887 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-01-14 04:18:19,887 INFO L133 SettingsManager]: * Use old map elimination=false [2019-01-14 04:18:19,887 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2019-01-14 04:18:19,887 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2019-01-14 04:18:19,887 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-01-14 04:18:19,888 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-14 04:18:19,888 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-14 04:18:19,888 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-01-14 04:18:19,888 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-14 04:18:19,888 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-14 04:18:19,888 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-14 04:18:19,889 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-01-14 04:18:19,889 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-01-14 04:18:19,889 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-01-14 04:18:19,889 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-14 04:18:19,889 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-14 04:18:19,890 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-01-14 04:18:19,890 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-14 04:18:19,890 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-01-14 04:18:19,890 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-14 04:18:19,890 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-14 04:18:19,890 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-01-14 04:18:19,891 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-14 04:18:19,891 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-14 04:18:19,891 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-01-14 04:18:19,892 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-01-14 04:18:19,892 INFO L133 SettingsManager]: * TransformationType=MODULO_NEIGHBOR 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 -> 507fc1a89cb1dbaf587ff2c51fbab704dc92da4e [2019-01-14 04:18:19,939 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-14 04:18:19,952 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-14 04:18:19,956 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-14 04:18:19,957 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-14 04:18:19,957 INFO L276 PluginConnector]: CDTParser initialized [2019-01-14 04:18:19,958 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/product-lines/minepump_spec2_product12_true-unreach-call_false-termination.cil.c [2019-01-14 04:18:20,016 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28c2ffbac/1990c9737adf406d8e8da470f8ec8721/FLAGabf8fc5ab [2019-01-14 04:18:20,531 INFO L307 CDTParser]: Found 1 translation units. [2019-01-14 04:18:20,531 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/product-lines/minepump_spec2_product12_true-unreach-call_false-termination.cil.c [2019-01-14 04:18:20,545 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28c2ffbac/1990c9737adf406d8e8da470f8ec8721/FLAGabf8fc5ab [2019-01-14 04:18:20,842 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28c2ffbac/1990c9737adf406d8e8da470f8ec8721 [2019-01-14 04:18:20,846 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-14 04:18:20,848 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-14 04:18:20,849 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-14 04:18:20,849 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-14 04:18:20,853 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-14 04:18:20,854 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.01 04:18:20" (1/1) ... [2019-01-14 04:18:20,856 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9e3f41a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 04:18:20, skipping insertion in model container [2019-01-14 04:18:20,857 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.01 04:18:20" (1/1) ... [2019-01-14 04:18:20,863 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-14 04:18:20,930 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-14 04:18:21,295 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-14 04:18:21,312 INFO L191 MainTranslator]: Completed pre-run [2019-01-14 04:18:21,486 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-14 04:18:21,525 INFO L195 MainTranslator]: Completed translation [2019-01-14 04:18:21,526 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 04:18:21 WrapperNode [2019-01-14 04:18:21,526 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-14 04:18:21,527 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-14 04:18:21,527 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-14 04:18:21,528 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-14 04:18:21,536 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 04:18:21" (1/1) ... [2019-01-14 04:18:21,555 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 04:18:21" (1/1) ... [2019-01-14 04:18:21,590 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-14 04:18:21,591 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-14 04:18:21,591 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-14 04:18:21,591 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-14 04:18:21,601 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 04:18:21" (1/1) ... [2019-01-14 04:18:21,601 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 04:18:21" (1/1) ... [2019-01-14 04:18:21,605 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 04:18:21" (1/1) ... [2019-01-14 04:18:21,605 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 04:18:21" (1/1) ... [2019-01-14 04:18:21,613 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 04:18:21" (1/1) ... [2019-01-14 04:18:21,620 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 04:18:21" (1/1) ... [2019-01-14 04:18:21,622 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 04:18:21" (1/1) ... [2019-01-14 04:18:21,626 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-14 04:18:21,626 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-14 04:18:21,627 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-14 04:18:21,627 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-14 04:18:21,628 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 04:18:21" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory: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 [2019-01-14 04:18:21,695 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-14 04:18:21,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-01-14 04:18:21,696 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-14 04:18:21,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-14 04:18:22,678 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-14 04:18:22,678 INFO L286 CfgBuilder]: Removed 74 assue(true) statements. [2019-01-14 04:18:22,679 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.01 04:18:22 BoogieIcfgContainer [2019-01-14 04:18:22,680 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-14 04:18:22,680 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-01-14 04:18:22,681 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-01-14 04:18:22,684 INFO L276 PluginConnector]: BuchiAutomizer initialized [2019-01-14 04:18:22,685 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-01-14 04:18:22,685 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 14.01 04:18:20" (1/3) ... [2019-01-14 04:18:22,687 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@724370c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 14.01 04:18:22, skipping insertion in model container [2019-01-14 04:18:22,687 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-01-14 04:18:22,687 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 04:18:21" (2/3) ... [2019-01-14 04:18:22,687 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@724370c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 14.01 04:18:22, skipping insertion in model container [2019-01-14 04:18:22,688 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-01-14 04:18:22,688 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.01 04:18:22" (3/3) ... [2019-01-14 04:18:22,690 INFO L375 chiAutomizerObserver]: Analyzing ICFG minepump_spec2_product12_true-unreach-call_false-termination.cil.c [2019-01-14 04:18:22,750 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-14 04:18:22,751 INFO L374 BuchiCegarLoop]: Interprodecural is true [2019-01-14 04:18:22,752 INFO L375 BuchiCegarLoop]: Hoare is false [2019-01-14 04:18:22,752 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-01-14 04:18:22,754 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-14 04:18:22,754 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-14 04:18:22,754 INFO L379 BuchiCegarLoop]: Difference is false [2019-01-14 04:18:22,755 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-14 04:18:22,755 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-01-14 04:18:22,777 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 60 states. [2019-01-14 04:18:22,803 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 37 [2019-01-14 04:18:22,803 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-01-14 04:18:22,803 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-01-14 04:18:22,813 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2019-01-14 04:18:22,813 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 04:18:22,813 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2019-01-14 04:18:22,813 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 60 states. [2019-01-14 04:18:22,819 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 37 [2019-01-14 04:18:22,819 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-01-14 04:18:22,819 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-01-14 04:18:22,820 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2019-01-14 04:18:22,821 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 04:18:22,827 INFO L794 eck$LassoCheckResult]: Stem: 30#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];~pumpRunning~0 := 0;~systemActive~0 := 1;call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(13);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string10.base, #t~string10.offset, 1);call write~init~int(110, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 2 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string12.base, #t~string12.offset, 1);call write~init~int(102, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(102, #t~string12.base, 2 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 3 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string14.base, #t~string14.offset, 1);call write~init~int(80, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(117, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(109, #t~string14.base, 3 + #t~string14.offset, 1);call write~init~int(112, #t~string14.base, 4 + #t~string14.offset, 1);call write~init~int(58, #t~string14.base, 5 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 6 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string16.base, #t~string16.offset, 1);call write~init~int(110, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 2 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(102, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(102, #t~string18.base, 2 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 3 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string20.base, #t~string20.offset, 1);call write~init~int(32, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 2 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string22.base, #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 1 + #t~string22.offset, 1);~methAndRunningLastTime~0 := 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(13);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string28.base, #t~string28.offset, 1);call write~init~int(77, #t~string28.base, 1 + #t~string28.offset, 1);call write~init~int(101, #t~string28.base, 2 + #t~string28.offset, 1);call write~init~int(116, #t~string28.base, 3 + #t~string28.offset, 1);call write~init~int(104, #t~string28.base, 4 + #t~string28.offset, 1);call write~init~int(58, #t~string28.base, 5 + #t~string28.offset, 1);call write~init~int(0, #t~string28.base, 6 + #t~string28.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string30.base, #t~string30.offset, 1);call write~init~int(82, #t~string30.base, 1 + #t~string30.offset, 1);call write~init~int(73, #t~string30.base, 2 + #t~string30.offset, 1);call write~init~int(84, #t~string30.base, 3 + #t~string30.offset, 1);call write~init~int(0, #t~string30.base, 4 + #t~string30.offset, 1);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string32.base, #t~string32.offset, 1);call write~init~int(75, #t~string32.base, 1 + #t~string32.offset, 1);call write~init~int(0, #t~string32.base, 2 + #t~string32.offset, 1);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string34.base, #t~string34.offset, 1);call write~init~int(0, #t~string34.base, 1 + #t~string34.offset, 1);~head~0.base, ~head~0.offset := 0, 0;call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(30);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(9);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(21);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(21);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(30);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(9);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(25);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(30);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(9);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(25);~cleanupTimeShifts~0 := 4; 16#L-1true havoc main_#res;havoc main_#t~ret70, main_~retValue_acc~9, main_~tmp~6;havoc main_~retValue_acc~9;havoc main_~tmp~6; 17#L65true 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; 13#L73true main_#t~ret70 := valid_product_#res;main_~tmp~6 := main_#t~ret70;havoc main_#t~ret70; 5#L888true assume 0 != main_~tmp~6; 45#L864true ~methAndRunningLastTime~0 := 0; 53#L316true havoc test_#t~nondet1, test_#t~nondet2, test_#t~nondet3, test_#t~nondet4, test_~splverifierCounter~0, test_~tmp~0, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~0;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 55#L327-1true [2019-01-14 04:18:22,828 INFO L796 eck$LassoCheckResult]: Loop: 55#L327-1true assume !false; 26#L95true assume test_~splverifierCounter~0 < 4; 48#L96true test_~tmp~0 := test_#t~nondet1;havoc test_#t~nondet1; 44#L104true assume !(0 != test_~tmp~0); 41#L104-1true test_~tmp___0~0 := test_#t~nondet2;havoc test_#t~nondet2; 25#L114true assume !(0 != test_~tmp___0~0); 24#L114-1true test_~tmp___2~0 := test_#t~nondet3;havoc test_#t~nondet3; 8#L124true assume 0 != test_~tmp___2~0;~systemActive~0 := 1; 34#L132-1true assume !(0 != ~pumpRunning~0); 11#L168true assume 0 != ~systemActive~0; 3#L175true havoc __utac_acc__Specification2_spec__2_#t~ret23, __utac_acc__Specification2_spec__2_#t~ret24, __utac_acc__Specification2_spec__2_~tmp~2, __utac_acc__Specification2_spec__2_~tmp___0~1;havoc __utac_acc__Specification2_spec__2_~tmp~2;havoc __utac_acc__Specification2_spec__2_~tmp___0~1;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~4;havoc isMethaneLevelCritical_~retValue_acc~4;isMethaneLevelCritical_~retValue_acc~4 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~4; 47#L393true __utac_acc__Specification2_spec__2_#t~ret23 := isMethaneLevelCritical_#res;__utac_acc__Specification2_spec__2_~tmp~2 := __utac_acc__Specification2_spec__2_#t~ret23;havoc __utac_acc__Specification2_spec__2_#t~ret23; 50#L327true assume !(0 != __utac_acc__Specification2_spec__2_~tmp~2);~methAndRunningLastTime~0 := 0; 55#L327-1true [2019-01-14 04:18:22,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 04:18:22,842 INFO L82 PathProgramCache]: Analyzing trace with hash 1804904775, now seen corresponding path program 1 times [2019-01-14 04:18:22,845 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 04:18:22,846 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 04:18:22,897 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 04:18:22,897 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 04:18:22,898 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 04:18:23,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 04:18:23,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 04:18:23,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 04:18:23,778 INFO L82 PathProgramCache]: Analyzing trace with hash 11252535, now seen corresponding path program 1 times [2019-01-14 04:18:23,778 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 04:18:23,778 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 04:18:23,779 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 04:18:23,779 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 04:18:23,780 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 04:18:23,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 04:18:23,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 04:18:23,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 04:18:23,798 INFO L82 PathProgramCache]: Analyzing trace with hash 844549041, now seen corresponding path program 1 times [2019-01-14 04:18:23,799 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 04:18:23,800 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 04:18:23,800 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 04:18:23,801 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 04:18:23,801 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 04:18:24,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 04:18:24,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 04:18:24,393 WARN L181 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 33 [2019-01-14 04:18:24,583 WARN L181 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 33 [2019-01-14 04:18:44,195 WARN L181 SmtUtils]: Spent 19.59 s on a formula simplification. DAG size of input: 455 DAG size of output: 453 [2019-01-14 04:18:55,798 WARN L181 SmtUtils]: Spent 11.59 s on a formula simplification that was a NOOP. DAG size: 451 [2019-01-14 04:18:55,907 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 14.01 04:18:55 BoogieIcfgContainer [2019-01-14 04:18:55,908 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-01-14 04:18:55,908 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-14 04:18:55,908 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-14 04:18:55,910 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-14 04:18:55,910 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.01 04:18:22" (3/4) ... [2019-01-14 04:18:55,916 INFO L141 WitnessPrinter]: Generating witness for non-termination counterexample [2019-01-14 04:18:55,986 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-01-14 04:18:55,987 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-14 04:18:55,988 INFO L168 Benchmark]: Toolchain (without parser) took 35140.89 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 320.3 MB). Free memory was 952.7 MB in the beginning and 1.0 GB in the end (delta: -67.2 MB). Peak memory consumption was 253.1 MB. Max. memory is 11.5 GB. [2019-01-14 04:18:55,989 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-14 04:18:55,989 INFO L168 Benchmark]: CACSL2BoogieTranslator took 677.10 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -168.2 MB). Peak memory consumption was 30.6 MB. Max. memory is 11.5 GB. [2019-01-14 04:18:55,990 INFO L168 Benchmark]: Boogie Procedure Inliner took 63.26 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-14 04:18:55,990 INFO L168 Benchmark]: Boogie Preprocessor took 35.33 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-14 04:18:55,991 INFO L168 Benchmark]: RCFGBuilder took 1053.34 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 52.4 MB). Peak memory consumption was 52.4 MB. Max. memory is 11.5 GB. [2019-01-14 04:18:55,991 INFO L168 Benchmark]: BuchiAutomizer took 33227.45 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 174.1 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 36.3 MB). Peak memory consumption was 403.5 MB. Max. memory is 11.5 GB. [2019-01-14 04:18:55,992 INFO L168 Benchmark]: Witness Printer took 78.66 ms. Allocated memory is still 1.3 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 12.4 MB). Peak memory consumption was 12.4 MB. Max. memory is 11.5 GB. [2019-01-14 04:18:55,996 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 677.10 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -168.2 MB). Peak memory consumption was 30.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 63.26 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 35.33 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1053.34 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 52.4 MB). Peak memory consumption was 52.4 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 33227.45 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 174.1 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 36.3 MB). Peak memory consumption was 403.5 MB. Max. memory is 11.5 GB. * Witness Printer took 78.66 ms. Allocated memory is still 1.3 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 12.4 MB). Peak memory consumption was 12.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one nonterminating module. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 33.1s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 33.0s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: No data available LassoAnalysisResults: nont1 unkn0 SFLI0 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: 94]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite execution State at position 0 is {NULL=0} State at position 1 is {NULL=0, NULL=0, NULL=0, NULL=-4, NULL=-16, NULL=0, NULL=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@11d05f4b=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7507eea6=54, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6df40300=0, NULL=-13, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4a51fc0c=0, retValue_acc=0, NULL=-3, NULL=-14, methaneLevelCritical=0, NULL=-9, NULL=0, NULL=0, NULL=0, tmp___1=0, NULL=0, NULL=-6, NULL=-1, cleanupTimeShifts=4, tmp=0, NULL=-17, NULL=-18, NULL=-19, NULL=0, systemActive=1, waterLevel=1, NULL=0, NULL=0, NULL=0, NULL=-20, NULL=0, NULL=-10, NULL=0, retValue_acc=0, NULL=0, tmp___0=0, NULL=0, NULL=0, NULL=0, NULL=0, NULL=0, \result=1, NULL=-5, head=0, pumpRunning=0, NULL=-11, \result=0, NULL=-22, NULL=0, NULL=0, NULL=0, tmp=1, NULL=-12, NULL=-8, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@74888574=0, retValue_acc=1, tmp___2=54, tmp___0=0, NULL=-7, NULL=-15, splverifierCounter=0, methAndRunningLastTime=0, \result=0, head=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7407047e=0, NULL=0, NULL=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1a0c10cb=0, NULL=0, NULL=-21, NULL=-24, NULL=0, NULL=-23, NULL=-25, tmp=0, NULL=-2} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 1]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L160] int pumpRunning = 0; [L161] int systemActive = 1; [L310] int methAndRunningLastTime ; [L350] int waterLevel = 1; [L351] int methaneLevelCritical = 0; [L608] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L805] int cleanupTimeShifts = 4; [L879] int retValue_acc ; [L880] int tmp ; [L69] int retValue_acc ; [L72] retValue_acc = 1 [L73] return (retValue_acc); [L886] tmp = valid_product() [L888] COND TRUE \read(tmp) [L315] methAndRunningLastTime = 0 [L85] int splverifierCounter ; [L86] int tmp ; [L87] int tmp___0 ; [L88] int tmp___1 ; [L89] int tmp___2 ; [L92] splverifierCounter = 0 Loop: [L94] COND TRUE 1 [L96] COND TRUE splverifierCounter < 4 [L102] tmp = __VERIFIER_nondet_int() [L104] COND FALSE !(\read(tmp)) [L112] tmp___0 = __VERIFIER_nondet_int() [L114] COND FALSE !(\read(tmp___0)) [L122] tmp___2 = __VERIFIER_nondet_int() [L124] COND TRUE \read(tmp___2) [L304] systemActive = 1 [L168] COND FALSE !(\read(pumpRunning)) [L175] COND TRUE \read(systemActive) [L320] int tmp ; [L321] int tmp___0 ; [L389] int retValue_acc ; [L392] retValue_acc = methaneLevelCritical [L393] return (retValue_acc); [L325] tmp = isMethaneLevelCritical() [L327] COND FALSE !(\read(tmp)) [L343] methAndRunningLastTime = 0 End of lasso representation. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...