./Ultimate.py --spec /storage/repos/svcomp/c/properties/termination.prp --file /storage/repos/svcomp/c/product-lines/minepump_spec2_product01_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_product01_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 9c952fe0d024abd1f77bec8afb960521fbb4c1bf ....................................................................................................................................................................................................................................................................................................... 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 04:17:40,181 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-14 04:17:40,183 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-14 04:17:40,195 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-14 04:17:40,195 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-14 04:17:40,196 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-14 04:17:40,197 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-14 04:17:40,199 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-14 04:17:40,201 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-14 04:17:40,202 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-14 04:17:40,203 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-14 04:17:40,203 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-14 04:17:40,204 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-14 04:17:40,205 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-14 04:17:40,206 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-14 04:17:40,207 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-14 04:17:40,208 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-14 04:17:40,210 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-14 04:17:40,212 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-14 04:17:40,213 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-14 04:17:40,214 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-14 04:17:40,216 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-14 04:17:40,218 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-14 04:17:40,218 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-14 04:17:40,219 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-14 04:17:40,220 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-14 04:17:40,221 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-14 04:17:40,221 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-14 04:17:40,222 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-14 04:17:40,224 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-14 04:17:40,224 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-14 04:17:40,224 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-14 04:17:40,225 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-14 04:17:40,225 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-14 04:17:40,226 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-14 04:17:40,227 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-14 04:17:40,227 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-01-14 04:17:40,244 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-14 04:17:40,245 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-14 04:17:40,246 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-14 04:17:40,246 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-14 04:17:40,246 INFO L133 SettingsManager]: * Use SBE=true [2019-01-14 04:17:40,246 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-01-14 04:17:40,247 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-01-14 04:17:40,247 INFO L133 SettingsManager]: * Use old map elimination=false [2019-01-14 04:17:40,247 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2019-01-14 04:17:40,247 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2019-01-14 04:17:40,247 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-01-14 04:17:40,247 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-14 04:17:40,248 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-14 04:17:40,248 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-01-14 04:17:40,248 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-14 04:17:40,248 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-14 04:17:40,248 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-14 04:17:40,248 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-01-14 04:17:40,249 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-01-14 04:17:40,249 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-01-14 04:17:40,249 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-14 04:17:40,249 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-14 04:17:40,249 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-01-14 04:17:40,250 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-14 04:17:40,250 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-01-14 04:17:40,250 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-14 04:17:40,250 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-14 04:17:40,250 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-01-14 04:17:40,250 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-14 04:17:40,251 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-14 04:17:40,251 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-01-14 04:17:40,252 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-01-14 04:17:40,252 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 -> 9c952fe0d024abd1f77bec8afb960521fbb4c1bf [2019-01-14 04:17:40,299 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-14 04:17:40,314 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-14 04:17:40,321 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-14 04:17:40,323 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-14 04:17:40,324 INFO L276 PluginConnector]: CDTParser initialized [2019-01-14 04:17:40,325 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/product-lines/minepump_spec2_product01_true-unreach-call_false-termination.cil.c [2019-01-14 04:17:40,387 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ac880754/9690a05970154d41a94f9b141da4d33c/FLAG5c771cc4a [2019-01-14 04:17:40,831 INFO L307 CDTParser]: Found 1 translation units. [2019-01-14 04:17:40,832 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/product-lines/minepump_spec2_product01_true-unreach-call_false-termination.cil.c [2019-01-14 04:17:40,845 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ac880754/9690a05970154d41a94f9b141da4d33c/FLAG5c771cc4a [2019-01-14 04:17:41,162 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ac880754/9690a05970154d41a94f9b141da4d33c [2019-01-14 04:17:41,166 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-14 04:17:41,167 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-14 04:17:41,168 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-14 04:17:41,169 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-14 04:17:41,172 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-14 04:17:41,173 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.01 04:17:41" (1/1) ... [2019-01-14 04:17:41,177 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c2ce30d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 04:17:41, skipping insertion in model container [2019-01-14 04:17:41,177 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.01 04:17:41" (1/1) ... [2019-01-14 04:17:41,185 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-14 04:17:41,250 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-14 04:17:41,608 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-14 04:17:41,629 INFO L191 MainTranslator]: Completed pre-run [2019-01-14 04:17:41,741 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-14 04:17:41,783 INFO L195 MainTranslator]: Completed translation [2019-01-14 04:17:41,783 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 04:17:41 WrapperNode [2019-01-14 04:17:41,784 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-14 04:17:41,785 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-14 04:17:41,785 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-14 04:17:41,785 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-14 04:17:41,869 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 04:17:41" (1/1) ... [2019-01-14 04:17:41,887 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 04:17:41" (1/1) ... [2019-01-14 04:17:41,922 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-14 04:17:41,922 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-14 04:17:41,923 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-14 04:17:41,923 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-14 04:17:41,933 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 04:17:41" (1/1) ... [2019-01-14 04:17:41,933 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 04:17:41" (1/1) ... [2019-01-14 04:17:41,938 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 04:17:41" (1/1) ... [2019-01-14 04:17:41,938 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 04:17:41" (1/1) ... [2019-01-14 04:17:41,946 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 04:17:41" (1/1) ... [2019-01-14 04:17:41,953 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 04:17:41" (1/1) ... [2019-01-14 04:17:41,955 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 04:17:41" (1/1) ... [2019-01-14 04:17:41,958 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-14 04:17:41,959 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-14 04:17:41,959 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-14 04:17:41,959 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-14 04:17:41,960 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 04:17:41" (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 04:17:42,028 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-14 04:17:42,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-01-14 04:17:42,029 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-14 04:17:42,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-14 04:17:43,164 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-14 04:17:43,164 INFO L286 CfgBuilder]: Removed 68 assue(true) statements. [2019-01-14 04:17:43,168 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.01 04:17:43 BoogieIcfgContainer [2019-01-14 04:17:43,168 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-14 04:17:43,169 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-01-14 04:17:43,169 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-01-14 04:17:43,173 INFO L276 PluginConnector]: BuchiAutomizer initialized [2019-01-14 04:17:43,177 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-01-14 04:17:43,177 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 14.01 04:17:41" (1/3) ... [2019-01-14 04:17:43,178 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2a2554db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 14.01 04:17:43, skipping insertion in model container [2019-01-14 04:17:43,178 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-01-14 04:17:43,179 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 04:17:41" (2/3) ... [2019-01-14 04:17:43,180 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2a2554db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 14.01 04:17:43, skipping insertion in model container [2019-01-14 04:17:43,181 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-01-14 04:17:43,181 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.01 04:17:43" (3/3) ... [2019-01-14 04:17:43,183 INFO L375 chiAutomizerObserver]: Analyzing ICFG minepump_spec2_product01_true-unreach-call_false-termination.cil.c [2019-01-14 04:17:43,246 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-14 04:17:43,247 INFO L374 BuchiCegarLoop]: Interprodecural is true [2019-01-14 04:17:43,247 INFO L375 BuchiCegarLoop]: Hoare is false [2019-01-14 04:17:43,247 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-01-14 04:17:43,247 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-14 04:17:43,248 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-14 04:17:43,248 INFO L379 BuchiCegarLoop]: Difference is false [2019-01-14 04:17:43,248 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-14 04:17:43,248 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-01-14 04:17:43,262 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 58 states. [2019-01-14 04:17:43,287 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 35 [2019-01-14 04:17:43,288 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-01-14 04:17:43,288 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-01-14 04:17:43,297 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2019-01-14 04:17:43,298 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 04:17:43,298 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2019-01-14 04:17:43,298 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 58 states. [2019-01-14 04:17:43,303 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 35 [2019-01-14 04:17:43,303 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-01-14 04:17:43,303 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-01-14 04:17:43,304 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2019-01-14 04:17:43,304 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 04:17:43,311 INFO L794 eck$LassoCheckResult]: Stem: 18#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];~pumpRunning~0 := 0;~systemActive~0 := 1;call #t~string2.base, #t~string2.offset := #Ultimate.allocOnStack(13);call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string4.base, #t~string4.offset, 1);call write~init~int(110, #t~string4.base, 1 + #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 2 + #t~string4.offset, 1);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string6.base, #t~string6.offset, 1);call write~init~int(102, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(102, #t~string6.base, 2 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 3 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string8.base, #t~string8.offset, 1);call write~init~int(80, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(117, #t~string8.base, 2 + #t~string8.offset, 1);call write~init~int(109, #t~string8.base, 3 + #t~string8.offset, 1);call write~init~int(112, #t~string8.base, 4 + #t~string8.offset, 1);call write~init~int(58, #t~string8.base, 5 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 6 + #t~string8.offset, 1);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(3);call write~init~int(41, #t~string14.base, #t~string14.offset, 1);call write~init~int(32, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 2 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string16.base, #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 1 + #t~string16.offset, 1);~cleanupTimeShifts~0 := 4;~methAndRunningLastTime~0 := 0;~head~0.base, ~head~0.offset := 0, 0;call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(30);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(9);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(21);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(30);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(9);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(21);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(30);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(9);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(25);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(30);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(9);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(25);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(13);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string63.base, #t~string63.offset, 1);call write~init~int(77, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(101, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(116, #t~string63.base, 3 + #t~string63.offset, 1);call write~init~int(104, #t~string63.base, 4 + #t~string63.offset, 1);call write~init~int(58, #t~string63.base, 5 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 6 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string65.base, #t~string65.offset, 1);call write~init~int(82, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(73, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(84, #t~string65.base, 3 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 4 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string67.base, #t~string67.offset, 1);call write~init~int(75, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string69.base, #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 1 + #t~string69.offset, 1); 8#L-1true havoc main_#res;havoc main_#t~ret22, main_~retValue_acc~4, main_~tmp~1;havoc main_~retValue_acc~4;havoc main_~tmp~1; 21#L249true havoc valid_product_#res;havoc valid_product_~retValue_acc~3;havoc valid_product_~retValue_acc~3;valid_product_~retValue_acc~3 := 1;valid_product_#res := valid_product_~retValue_acc~3; 39#L257true main_#t~ret22 := valid_product_#res;main_~tmp~1 := main_#t~ret22;havoc main_#t~ret22; 60#L346true assume 0 != main_~tmp~1; 3#L321true ~methAndRunningLastTime~0 := 0; 46#L367true havoc test_#t~nondet17, test_#t~nondet18, test_#t~nondet19, test_#t~nondet20, 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; 22#L378-1true [2019-01-14 04:17:43,312 INFO L796 eck$LassoCheckResult]: Loop: 22#L378-1true assume !false; 53#L170true assume test_~splverifierCounter~0 < 4; 10#L171true test_~tmp~0 := test_#t~nondet17;havoc test_#t~nondet17; 6#L179true assume !(0 != test_~tmp~0); 4#L179-1true test_~tmp___0~0 := test_#t~nondet18;havoc test_#t~nondet18; 50#L189true assume !(0 != test_~tmp___0~0); 49#L189-1true test_~tmp___2~0 := test_#t~nondet19;havoc test_#t~nondet19; 27#L199true assume 0 != test_~tmp___2~0; 19#L205-2true assume !(0 != ~pumpRunning~0); 42#L56true assume 0 != ~systemActive~0; 33#L63true 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~8;havoc isMethaneLevelCritical_~retValue_acc~8;isMethaneLevelCritical_~retValue_acc~8 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~8; 51#L810true __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; 44#L378true assume !(0 != __utac_acc__Specification2_spec__2_~tmp~2);~methAndRunningLastTime~0 := 0; 22#L378-1true [2019-01-14 04:17:43,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 04:17:43,324 INFO L82 PathProgramCache]: Analyzing trace with hash 1804904775, now seen corresponding path program 1 times [2019-01-14 04:17:43,327 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 04:17:43,327 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 04:17:43,381 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 04:17:43,382 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 04:17:43,382 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 04:17:43,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 04:17:44,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 04:17:44,284 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 04:17:44,285 INFO L82 PathProgramCache]: Analyzing trace with hash 1709485, now seen corresponding path program 1 times [2019-01-14 04:17:44,285 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 04:17:44,285 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 04:17:44,287 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 04:17:44,288 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 04:17:44,288 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 04:17:44,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 04:17:44,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 04:17:44,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 04:17:44,315 INFO L82 PathProgramCache]: Analyzing trace with hash 835005991, now seen corresponding path program 1 times [2019-01-14 04:17:44,315 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 04:17:44,315 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 04:17:44,316 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 04:17:44,316 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 04:17:44,317 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 04:17:44,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 04:17:44,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 04:17:45,014 WARN L181 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 33 [2019-01-14 04:18:13,625 WARN L181 SmtUtils]: Spent 28.53 s on a formula simplification. DAG size of input: 455 DAG size of output: 453 [2019-01-14 04:18:26,654 WARN L181 SmtUtils]: Spent 13.02 s on a formula simplification that was a NOOP. DAG size: 451 [2019-01-14 04:18:26,734 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 14.01 04:18:26 BoogieIcfgContainer [2019-01-14 04:18:26,734 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-01-14 04:18:26,735 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-14 04:18:26,735 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-14 04:18:26,735 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-14 04:18:26,736 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.01 04:17:43" (3/4) ... [2019-01-14 04:18:26,740 INFO L141 WitnessPrinter]: Generating witness for non-termination counterexample [2019-01-14 04:18:26,822 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-01-14 04:18:26,822 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-14 04:18:26,823 INFO L168 Benchmark]: Toolchain (without parser) took 45656.76 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 263.7 MB). Free memory was 951.3 MB in the beginning and 1.1 GB in the end (delta: -98.7 MB). Peak memory consumption was 165.0 MB. Max. memory is 11.5 GB. [2019-01-14 04:18:26,828 INFO L168 Benchmark]: CDTParser took 0.16 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 04:18:26,828 INFO L168 Benchmark]: CACSL2BoogieTranslator took 616.05 ms. Allocated memory is still 1.0 GB. Free memory was 951.3 MB in the beginning and 924.5 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. [2019-01-14 04:18:26,829 INFO L168 Benchmark]: Boogie Procedure Inliner took 137.35 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 88.6 MB). Free memory was 924.5 MB in the beginning and 1.1 GB in the end (delta: -151.1 MB). Peak memory consumption was 14.7 MB. Max. memory is 11.5 GB. [2019-01-14 04:18:26,833 INFO L168 Benchmark]: Boogie Preprocessor took 36.26 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-14 04:18:26,834 INFO L168 Benchmark]: RCFGBuilder took 1209.23 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 47.6 MB). Peak memory consumption was 47.6 MB. Max. memory is 11.5 GB. [2019-01-14 04:18:26,834 INFO L168 Benchmark]: BuchiAutomizer took 43565.55 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 175.1 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -22.0 MB). Peak memory consumption was 434.8 MB. Max. memory is 11.5 GB. [2019-01-14 04:18:26,835 INFO L168 Benchmark]: Witness Printer took 87.37 ms. Allocated memory is still 1.3 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-14 04:18:26,844 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 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 616.05 ms. Allocated memory is still 1.0 GB. Free memory was 951.3 MB in the beginning and 924.5 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 137.35 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 88.6 MB). Free memory was 924.5 MB in the beginning and 1.1 GB in the end (delta: -151.1 MB). Peak memory consumption was 14.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 36.26 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1209.23 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 47.6 MB). Peak memory consumption was 47.6 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 43565.55 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 175.1 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -22.0 MB). Peak memory consumption was 434.8 MB. Max. memory is 11.5 GB. * Witness Printer took 87.37 ms. Allocated memory is still 1.3 GB. Free memory is still 1.1 GB. There was no memory consumed. 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 43.4s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 43.3s. 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: 169]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite execution State at position 0 is {NULL=1134} State at position 1 is {NULL=0, NULL=0, NULL=-17, NULL=-19, NULL=0, NULL=0, NULL=1134, NULL=-11, retValue_acc=0, NULL=0, NULL=0, NULL=0, NULL=-6, NULL=0, NULL=-5, methaneLevelCritical=0, NULL=-8, NULL=0, NULL=0, NULL=0, NULL=-16, tmp___1=0, NULL=0, NULL=0, NULL=0, NULL=0, cleanupTimeShifts=4, tmp=0, NULL=-1, NULL=-13, NULL=-3, NULL=0, systemActive=1, waterLevel=1, NULL=-27, NULL=0, NULL=0, retValue_acc=0, NULL=-22, NULL=0, NULL=-23, NULL=-2, NULL=0, tmp___0=0, NULL=0, NULL=0, NULL=0, NULL=0, NULL=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4c902d0c=0, NULL=-15, \result=1, head=0, pumpRunning=0, NULL=-10, \result=0, NULL=-12, tmp=1, NULL=0, NULL=-18, retValue_acc=1, NULL=-21, NULL=-9, tmp___2=63, tmp___0=0, splverifierCounter=0, methAndRunningLastTime=0, \result=0, NULL=-14, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@54ade38a=63, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7fa3ebfc=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2e1932f7=0, head=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2e087f76=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@45e3e60c=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@ea59f18=0, NULL=-7, NULL=1133, NULL=-4, NULL=0, tmp=0, NULL=-20} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 1]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L48] int pumpRunning = 0; [L49] int systemActive = 1; [L262] int cleanupTimeShifts = 4; [L361] int methAndRunningLastTime ; [L569] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L767] int waterLevel = 1; [L768] int methaneLevelCritical = 0; [L337] int retValue_acc ; [L338] int tmp ; [L253] int retValue_acc ; [L256] retValue_acc = 1 [L257] return (retValue_acc); [L344] tmp = valid_product() [L346] COND TRUE \read(tmp) [L366] methAndRunningLastTime = 0 [L160] int splverifierCounter ; [L161] int tmp ; [L162] int tmp___0 ; [L163] int tmp___1 ; [L164] int tmp___2 ; [L167] splverifierCounter = 0 Loop: [L169] COND TRUE 1 [L171] COND TRUE splverifierCounter < 4 [L177] tmp = __VERIFIER_nondet_int() [L179] COND FALSE !(\read(tmp)) [L187] tmp___0 = __VERIFIER_nondet_int() [L189] COND FALSE !(\read(tmp___0)) [L197] tmp___2 = __VERIFIER_nondet_int() [L199] COND TRUE \read(tmp___2) [L56] COND FALSE !(\read(pumpRunning)) [L63] COND TRUE \read(systemActive) [L371] int tmp ; [L372] int tmp___0 ; [L806] int retValue_acc ; [L809] retValue_acc = methaneLevelCritical [L810] return (retValue_acc); [L376] tmp = isMethaneLevelCritical() [L378] COND FALSE !(\read(tmp)) [L394] methAndRunningLastTime = 0 End of lasso representation. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...