./Ultimate.py --spec /storage/repos/svcomp/c/properties/termination.prp --file /storage/repos/svcomp/c/product-lines/minepump_spec4_product01_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 2e94e6aa 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_spec4_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 414a1cf94d85c55960b208d82c3570ad577d615a ...................................................................................................................................................................................................................................................................................................... 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 0.1.24-2e94e6a [2019-01-01 23:45:12,181 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-01 23:45:12,183 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-01 23:45:12,198 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-01 23:45:12,199 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-01 23:45:12,202 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-01 23:45:12,203 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-01 23:45:12,205 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-01 23:45:12,207 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-01 23:45:12,208 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-01 23:45:12,209 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-01 23:45:12,209 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-01 23:45:12,211 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-01 23:45:12,212 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-01 23:45:12,213 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-01 23:45:12,214 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-01 23:45:12,215 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-01 23:45:12,217 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-01 23:45:12,219 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-01 23:45:12,221 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-01 23:45:12,222 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-01 23:45:12,223 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-01 23:45:12,227 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-01 23:45:12,227 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-01 23:45:12,227 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-01 23:45:12,228 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-01 23:45:12,230 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-01 23:45:12,230 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-01 23:45:12,231 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-01 23:45:12,233 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-01 23:45:12,233 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-01 23:45:12,234 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-01 23:45:12,234 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-01 23:45:12,234 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-01 23:45:12,236 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-01 23:45:12,236 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-01 23:45:12,237 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-01-01 23:45:12,254 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-01 23:45:12,254 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-01 23:45:12,255 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-01 23:45:12,255 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-01 23:45:12,256 INFO L133 SettingsManager]: * Use SBE=true [2019-01-01 23:45:12,256 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-01-01 23:45:12,256 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-01-01 23:45:12,256 INFO L133 SettingsManager]: * Use old map elimination=false [2019-01-01 23:45:12,256 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2019-01-01 23:45:12,257 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2019-01-01 23:45:12,258 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-01-01 23:45:12,258 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-01 23:45:12,258 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-01 23:45:12,258 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-01-01 23:45:12,258 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-01 23:45:12,259 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-01 23:45:12,259 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-01 23:45:12,260 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-01-01 23:45:12,260 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-01-01 23:45:12,260 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-01-01 23:45:12,260 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-01 23:45:12,260 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-01 23:45:12,260 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-01-01 23:45:12,261 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-01 23:45:12,261 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-01-01 23:45:12,261 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-01 23:45:12,261 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-01 23:45:12,261 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-01-01 23:45:12,263 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-01 23:45:12,263 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-01 23:45:12,263 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-01-01 23:45:12,264 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-01-01 23:45:12,264 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 -> 414a1cf94d85c55960b208d82c3570ad577d615a [2019-01-01 23:45:12,301 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-01 23:45:12,314 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-01 23:45:12,318 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-01 23:45:12,320 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-01 23:45:12,320 INFO L276 PluginConnector]: CDTParser initialized [2019-01-01 23:45:12,321 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/product-lines/minepump_spec4_product01_true-unreach-call_false-termination.cil.c [2019-01-01 23:45:12,380 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2fe4f6d92/f1bc189177c74932b4631feb7191f078/FLAGf061ea117 [2019-01-01 23:45:12,911 INFO L307 CDTParser]: Found 1 translation units. [2019-01-01 23:45:12,912 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/product-lines/minepump_spec4_product01_true-unreach-call_false-termination.cil.c [2019-01-01 23:45:12,926 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2fe4f6d92/f1bc189177c74932b4631feb7191f078/FLAGf061ea117 [2019-01-01 23:45:13,189 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2fe4f6d92/f1bc189177c74932b4631feb7191f078 [2019-01-01 23:45:13,197 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-01 23:45:13,199 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-01 23:45:13,200 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-01 23:45:13,200 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-01 23:45:13,205 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-01 23:45:13,206 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.01 11:45:13" (1/1) ... [2019-01-01 23:45:13,210 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75d0e1d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:45:13, skipping insertion in model container [2019-01-01 23:45:13,211 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.01 11:45:13" (1/1) ... [2019-01-01 23:45:13,220 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-01 23:45:13,281 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-01 23:45:13,714 INFO L204 PostProcessor]: Analyzing one entry point: main [2019-01-01 23:45:13,732 INFO L191 MainTranslator]: Completed pre-run [2019-01-01 23:45:13,811 INFO L204 PostProcessor]: Analyzing one entry point: main [2019-01-01 23:45:13,854 INFO L195 MainTranslator]: Completed translation [2019-01-01 23:45:13,855 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:45:13 WrapperNode [2019-01-01 23:45:13,855 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-01 23:45:13,856 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-01 23:45:13,856 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-01 23:45:13,856 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-01 23:45:13,936 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:45:13" (1/1) ... [2019-01-01 23:45:13,961 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:45:13" (1/1) ... [2019-01-01 23:45:14,000 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-01 23:45:14,002 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-01 23:45:14,003 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-01 23:45:14,003 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-01 23:45:14,013 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:45:13" (1/1) ... [2019-01-01 23:45:14,013 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:45:13" (1/1) ... [2019-01-01 23:45:14,016 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:45:13" (1/1) ... [2019-01-01 23:45:14,017 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:45:13" (1/1) ... [2019-01-01 23:45:14,025 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:45:13" (1/1) ... [2019-01-01 23:45:14,032 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:45:13" (1/1) ... [2019-01-01 23:45:14,034 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:45:13" (1/1) ... [2019-01-01 23:45:14,041 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-01 23:45:14,042 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-01 23:45:14,042 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-01 23:45:14,042 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-01 23:45:14,043 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:45:13" (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 [2019-01-01 23:45:14,116 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-01 23:45:14,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-01-01 23:45:14,116 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-01 23:45:14,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-01 23:45:15,203 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-01 23:45:15,204 INFO L280 CfgBuilder]: Removed 66 assue(true) statements. [2019-01-01 23:45:15,204 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 11:45:15 BoogieIcfgContainer [2019-01-01 23:45:15,204 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-01 23:45:15,205 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-01-01 23:45:15,205 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-01-01 23:45:15,209 INFO L276 PluginConnector]: BuchiAutomizer initialized [2019-01-01 23:45:15,210 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-01-01 23:45:15,210 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 01.01 11:45:13" (1/3) ... [2019-01-01 23:45:15,211 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1283f2ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 01.01 11:45:15, skipping insertion in model container [2019-01-01 23:45:15,211 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-01-01 23:45:15,212 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:45:13" (2/3) ... [2019-01-01 23:45:15,212 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1283f2ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 01.01 11:45:15, skipping insertion in model container [2019-01-01 23:45:15,212 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-01-01 23:45:15,212 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 11:45:15" (3/3) ... [2019-01-01 23:45:15,214 INFO L375 chiAutomizerObserver]: Analyzing ICFG minepump_spec4_product01_true-unreach-call_false-termination.cil.c [2019-01-01 23:45:15,273 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-01 23:45:15,273 INFO L374 BuchiCegarLoop]: Interprodecural is true [2019-01-01 23:45:15,274 INFO L375 BuchiCegarLoop]: Hoare is false [2019-01-01 23:45:15,274 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-01-01 23:45:15,274 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-01 23:45:15,274 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-01 23:45:15,274 INFO L379 BuchiCegarLoop]: Difference is false [2019-01-01 23:45:15,274 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-01 23:45:15,275 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-01-01 23:45:15,293 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 54 states. [2019-01-01 23:45:15,322 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 33 [2019-01-01 23:45:15,322 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-01-01 23:45:15,322 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-01-01 23:45:15,332 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2019-01-01 23:45:15,332 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-01 23:45:15,332 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2019-01-01 23:45:15,332 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 54 states. [2019-01-01 23:45:15,337 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 33 [2019-01-01 23:45:15,337 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-01-01 23:45:15,338 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-01-01 23:45:15,338 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2019-01-01 23:45:15,338 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-01 23:45:15,345 INFO L794 eck$LassoCheckResult]: Stem: 25#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(13);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string6.base, #t~string6.offset, 1);call write~init~int(110, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 2 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(102, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(102, #t~string8.base, 2 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 3 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string10.base, #t~string10.offset, 1);call write~init~int(80, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(117, #t~string10.base, 2 + #t~string10.offset, 1);call write~init~int(109, #t~string10.base, 3 + #t~string10.offset, 1);call write~init~int(112, #t~string10.base, 4 + #t~string10.offset, 1);call write~init~int(58, #t~string10.base, 5 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 6 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string12.base, #t~string12.offset, 1);call write~init~int(110, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 2 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 3 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string16.base, #t~string16.offset, 1);call write~init~int(32, #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(2);call write~init~int(10, #t~string18.base, #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 1 + #t~string18.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(13);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string26.base, #t~string26.offset, 1);call write~init~int(77, #t~string26.base, 1 + #t~string26.offset, 1);call write~init~int(101, #t~string26.base, 2 + #t~string26.offset, 1);call write~init~int(116, #t~string26.base, 3 + #t~string26.offset, 1);call write~init~int(104, #t~string26.base, 4 + #t~string26.offset, 1);call write~init~int(58, #t~string26.base, 5 + #t~string26.offset, 1);call write~init~int(0, #t~string26.base, 6 + #t~string26.offset, 1);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string28.base, #t~string28.offset, 1);call write~init~int(82, #t~string28.base, 1 + #t~string28.offset, 1);call write~init~int(73, #t~string28.base, 2 + #t~string28.offset, 1);call write~init~int(84, #t~string28.base, 3 + #t~string28.offset, 1);call write~init~int(0, #t~string28.base, 4 + #t~string28.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string30.base, #t~string30.offset, 1);call write~init~int(75, #t~string30.base, 1 + #t~string30.offset, 1);call write~init~int(0, #t~string30.base, 2 + #t~string30.offset, 1);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string32.base, #t~string32.offset, 1);call write~init~int(0, #t~string32.base, 1 + #t~string32.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); 8#L-1true havoc main_#res;havoc main_#t~ret1, main_~retValue_acc~2, main_~tmp~0;havoc main_~retValue_acc~2;havoc main_~tmp~0; 40#L74true 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; 38#L82true main_#t~ret1 := valid_product_#res;main_~tmp~0 := main_#t~ret1;havoc main_#t~ret1; 55#L174true assume 0 != main_~tmp~0; 28#L150true havoc test_#t~nondet19, test_#t~nondet20, test_#t~nondet21, test_#t~nondet22, test_~splverifierCounter~0, test_~tmp~1, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~1;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 52#L456-1true [2019-01-01 23:45:15,346 INFO L796 eck$LassoCheckResult]: Loop: 52#L456-1true assume !false; 46#L313true assume test_~splverifierCounter~0 < 4; 12#L314true test_~tmp~1 := test_#t~nondet19;havoc test_#t~nondet19; 17#L322true assume !(0 != test_~tmp~1); 21#L322-1true test_~tmp___0~0 := test_#t~nondet20;havoc test_#t~nondet20; 4#L332true assume !(0 != test_~tmp___0~0); 6#L332-1true test_~tmp___2~0 := test_#t~nondet21;havoc test_#t~nondet21; 49#L342true assume 0 != test_~tmp___2~0; 36#L348-2true assume !(0 != ~pumpRunning~0); 41#L202true assume 0 != ~systemActive~0; 18#L209true havoc __utac_acc__Specification4_spec__1_#t~ret33, __utac_acc__Specification4_spec__1_#t~ret34, __utac_acc__Specification4_spec__1_~tmp~2, __utac_acc__Specification4_spec__1_~tmp___0~1;havoc __utac_acc__Specification4_spec__1_~tmp~2;havoc __utac_acc__Specification4_spec__1_~tmp___0~1;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~6;havoc getWaterLevel_~retValue_acc~6;getWaterLevel_~retValue_acc~6 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~6; 33#L443true __utac_acc__Specification4_spec__1_#t~ret33 := getWaterLevel_#res;__utac_acc__Specification4_spec__1_~tmp~2 := __utac_acc__Specification4_spec__1_#t~ret33;havoc __utac_acc__Specification4_spec__1_#t~ret33; 50#L456true assume !(0 == __utac_acc__Specification4_spec__1_~tmp~2); 52#L456-1true [2019-01-01 23:45:15,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 23:45:15,353 INFO L82 PathProgramCache]: Analyzing trace with hash 889506727, now seen corresponding path program 1 times [2019-01-01 23:45:15,355 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-01 23:45:15,356 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-01 23:45:15,405 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:45:15,406 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-01 23:45:15,406 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:45:15,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:45:16,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:45:16,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 23:45:16,208 INFO L82 PathProgramCache]: Analyzing trace with hash -1682573531, now seen corresponding path program 1 times [2019-01-01 23:45:16,208 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-01 23:45:16,209 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-01 23:45:16,210 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:45:16,210 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-01 23:45:16,210 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:45:16,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:45:16,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:45:16,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 23:45:16,238 INFO L82 PathProgramCache]: Analyzing trace with hash 31705407, now seen corresponding path program 1 times [2019-01-01 23:45:16,238 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-01 23:45:16,238 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-01 23:45:16,239 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:45:16,239 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-01 23:45:16,239 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:45:16,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:45:16,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:45:16,861 WARN L181 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2019-01-01 23:45:16,968 WARN L181 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2019-01-01 23:45:41,852 WARN L181 SmtUtils]: Spent 24.87 s on a formula simplification. DAG size of input: 451 DAG size of output: 449 [2019-01-01 23:45:56,869 WARN L181 SmtUtils]: Spent 15.02 s on a formula simplification that was a NOOP. DAG size: 449 [2019-01-01 23:45:56,976 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 01.01 11:45:56 BoogieIcfgContainer [2019-01-01 23:45:56,980 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-01-01 23:45:56,980 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-01 23:45:56,980 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-01 23:45:56,981 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-01 23:45:56,981 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 11:45:15" (3/4) ... [2019-01-01 23:45:56,987 INFO L141 WitnessPrinter]: Generating witness for non-termination counterexample [2019-01-01 23:45:57,093 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-01-01 23:45:57,093 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-01 23:45:57,094 INFO L168 Benchmark]: Toolchain (without parser) took 43896.52 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 307.2 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -152.9 MB). Peak memory consumption was 154.4 MB. Max. memory is 11.5 GB. [2019-01-01 23:45:57,095 INFO L168 Benchmark]: CDTParser took 0.18 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. [2019-01-01 23:45:57,096 INFO L168 Benchmark]: CACSL2BoogieTranslator took 655.60 ms. Allocated memory is still 1.0 GB. Free memory was 952.7 MB in the beginning and 931.2 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2019-01-01 23:45:57,097 INFO L168 Benchmark]: Boogie Procedure Inliner took 146.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 931.2 MB in the beginning and 1.1 GB in the end (delta: -198.5 MB). Peak memory consumption was 14.6 MB. Max. memory is 11.5 GB. [2019-01-01 23:45:57,098 INFO L168 Benchmark]: Boogie Preprocessor took 38.91 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. [2019-01-01 23:45:57,099 INFO L168 Benchmark]: RCFGBuilder took 1162.86 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: 45.2 MB). Peak memory consumption was 45.2 MB. Max. memory is 11.5 GB. [2019-01-01 23:45:57,099 INFO L168 Benchmark]: BuchiAutomizer took 41774.79 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 165.7 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -24.1 MB). Peak memory consumption was 411.3 MB. Max. memory is 11.5 GB. [2019-01-01 23:45:57,101 INFO L168 Benchmark]: Witness Printer took 113.11 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 11.5 GB. [2019-01-01 23:45:57,105 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 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 655.60 ms. Allocated memory is still 1.0 GB. Free memory was 952.7 MB in the beginning and 931.2 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 146.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 931.2 MB in the beginning and 1.1 GB in the end (delta: -198.5 MB). Peak memory consumption was 14.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 38.91 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 1162.86 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: 45.2 MB). Peak memory consumption was 45.2 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 41774.79 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 165.7 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -24.1 MB). Peak memory consumption was 411.3 MB. Max. memory is 11.5 GB. * Witness Printer took 113.11 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 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 41.6s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 41.5s. 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: 312]: 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=-17, NULL=-19, NULL=0, retValue_acc=0, NULL=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2c4f57ce=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5d9e961=0, NULL=-14, NULL=-9, NULL=-20, methaneLevelCritical=0, NULL=-1, NULL=0, NULL=0, NULL=0, tmp___1=0, NULL=0, NULL=0, NULL=0, NULL=-11, tmp___0=0, cleanupTimeShifts=4, tmp=0, NULL=-25, NULL=-3, NULL=0, systemActive=1, waterLevel=1, \result=1, NULL=0, NULL=0, NULL=0, NULL=-13, NULL=0, NULL=-2, NULL=0, NULL=0, tmp___0=0, NULL=0, NULL=0, NULL=0, NULL=0, NULL=0, NULL=-21, \result=1, NULL=-18, head=0, pumpRunning=0, tmp=1, NULL=-8, \result=0, NULL=-22, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@197a0107=0, NULL=0, NULL=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@21331f92=0, NULL=-12, tmp=1, retValue_acc=1, retValue_acc=1, tmp___2=57, NULL=-16, NULL=-7, splverifierCounter=0, NULL=-6, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2fc8058e=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6d0a3cb4=57, head=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@27db85da=0, NULL=0, NULL=0, NULL=-10, NULL=0, NULL=-15, NULL=-24, NULL=-23, NULL=-5, NULL=-4} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 1]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L87] int cleanupTimeShifts = 4; [L194] int pumpRunning = 0; [L195] int systemActive = 1; [L368] int waterLevel = 1; [L369] int methaneLevelCritical = 0; [L643] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L165] int retValue_acc ; [L166] int tmp ; [L78] int retValue_acc ; [L81] retValue_acc = 1 [L82] return (retValue_acc); [L172] tmp = valid_product() [L174] COND TRUE \read(tmp) [L303] int splverifierCounter ; [L304] int tmp ; [L305] int tmp___0 ; [L306] int tmp___1 ; [L307] int tmp___2 ; [L310] splverifierCounter = 0 Loop: [L312] COND TRUE 1 [L314] COND TRUE splverifierCounter < 4 [L320] tmp = __VERIFIER_nondet_int() [L322] COND FALSE !(\read(tmp)) [L330] tmp___0 = __VERIFIER_nondet_int() [L332] COND FALSE !(\read(tmp___0)) [L340] tmp___2 = __VERIFIER_nondet_int() [L342] COND TRUE \read(tmp___2) [L202] COND FALSE !(\read(pumpRunning)) [L209] COND TRUE \read(systemActive) [L449] int tmp ; [L450] int tmp___0 ; [L439] int retValue_acc ; [L442] retValue_acc = waterLevel [L443] return (retValue_acc); [L454] tmp = getWaterLevel() [L456] COND FALSE !(tmp == 0) End of lasso representation. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...