./Ultimate.py --spec /storage/repos/svcomp/c/properties/termination.prp --file /storage/repos/svcomp/c/product-lines/minepump_spec4_product02_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 91b1670e 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_product02_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 a00a7e438929786846b38e6a5327ae1b6e91eb08 ...................................................................................................................................................................................................................................................................................................... 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 0.1.24-91b1670 [2018-11-28 23:58:50,027 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 23:58:50,029 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 23:58:50,045 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 23:58:50,045 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 23:58:50,046 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 23:58:50,049 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 23:58:50,051 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 23:58:50,053 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 23:58:50,054 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 23:58:50,057 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 23:58:50,058 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 23:58:50,059 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 23:58:50,062 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 23:58:50,063 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 23:58:50,064 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 23:58:50,067 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 23:58:50,075 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 23:58:50,080 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 23:58:50,082 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 23:58:50,083 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 23:58:50,086 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 23:58:50,091 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 23:58:50,093 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 23:58:50,093 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 23:58:50,094 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 23:58:50,094 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 23:58:50,095 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 23:58:50,096 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 23:58:50,097 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 23:58:50,097 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 23:58:50,098 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 23:58:50,098 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 23:58:50,098 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 23:58:50,099 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 23:58:50,100 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 23:58:50,100 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-28 23:58:50,116 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 23:58:50,117 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 23:58:50,118 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 23:58:50,118 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 23:58:50,118 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 23:58:50,118 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-28 23:58:50,118 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-28 23:58:50,119 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-28 23:58:50,119 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-28 23:58:50,119 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-28 23:58:50,119 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-28 23:58:50,119 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 23:58:50,119 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 23:58:50,120 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-28 23:58:50,120 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 23:58:50,120 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 23:58:50,120 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 23:58:50,120 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-28 23:58:50,120 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-28 23:58:50,121 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-28 23:58:50,121 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 23:58:50,121 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 23:58:50,121 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-28 23:58:50,121 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 23:58:50,121 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-28 23:58:50,122 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 23:58:50,122 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 23:58:50,122 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-28 23:58:50,122 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 23:58:50,122 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 23:58:50,123 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-28 23:58:50,123 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-28 23:58:50,124 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 -> a00a7e438929786846b38e6a5327ae1b6e91eb08 [2018-11-28 23:58:50,163 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 23:58:50,175 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 23:58:50,178 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 23:58:50,180 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 23:58:50,180 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 23:58:50,181 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/product-lines/minepump_spec4_product02_true-unreach-call_false-termination.cil.c [2018-11-28 23:58:50,234 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2dacde5f4/79973616cb2149f99e4a792a230a5a69/FLAGf2346b404 [2018-11-28 23:58:50,785 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 23:58:50,790 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/product-lines/minepump_spec4_product02_true-unreach-call_false-termination.cil.c [2018-11-28 23:58:50,812 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2dacde5f4/79973616cb2149f99e4a792a230a5a69/FLAGf2346b404 [2018-11-28 23:58:51,055 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2dacde5f4/79973616cb2149f99e4a792a230a5a69 [2018-11-28 23:58:51,060 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 23:58:51,061 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 23:58:51,063 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 23:58:51,064 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 23:58:51,069 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 23:58:51,070 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:58:51" (1/1) ... [2018-11-28 23:58:51,075 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72559c95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:58:51, skipping insertion in model container [2018-11-28 23:58:51,075 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:58:51" (1/1) ... [2018-11-28 23:58:51,084 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 23:58:51,146 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 23:58:51,555 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 23:58:51,571 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 23:58:51,738 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 23:58:51,770 INFO L195 MainTranslator]: Completed translation [2018-11-28 23:58:51,771 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:58:51 WrapperNode [2018-11-28 23:58:51,771 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 23:58:51,772 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 23:58:51,772 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 23:58:51,772 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 23:58:51,782 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:58:51" (1/1) ... [2018-11-28 23:58:51,807 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:58:51" (1/1) ... [2018-11-28 23:58:51,845 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 23:58:51,845 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 23:58:51,845 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 23:58:51,845 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 23:58:51,859 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:58:51" (1/1) ... [2018-11-28 23:58:51,859 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:58:51" (1/1) ... [2018-11-28 23:58:51,866 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:58:51" (1/1) ... [2018-11-28 23:58:51,876 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:58:51" (1/1) ... [2018-11-28 23:58:51,884 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:58:51" (1/1) ... [2018-11-28 23:58:51,891 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:58:51" (1/1) ... [2018-11-28 23:58:51,894 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:58:51" (1/1) ... [2018-11-28 23:58:51,897 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 23:58:51,898 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 23:58:51,898 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 23:58:51,898 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 23:58:51,900 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:58:51" (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 [2018-11-28 23:58:51,963 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 23:58:51,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-28 23:58:51,964 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 23:58:51,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 23:58:52,845 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 23:58:52,845 INFO L280 CfgBuilder]: Removed 68 assue(true) statements. [2018-11-28 23:58:52,846 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:58:52 BoogieIcfgContainer [2018-11-28 23:58:52,846 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 23:58:52,847 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-28 23:58:52,847 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-28 23:58:52,851 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-28 23:58:52,852 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 23:58:52,852 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 11:58:51" (1/3) ... [2018-11-28 23:58:52,853 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2212186 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 11:58:52, skipping insertion in model container [2018-11-28 23:58:52,853 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 23:58:52,854 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:58:51" (2/3) ... [2018-11-28 23:58:52,854 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2212186 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 11:58:52, skipping insertion in model container [2018-11-28 23:58:52,854 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 23:58:52,854 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:58:52" (3/3) ... [2018-11-28 23:58:52,856 INFO L375 chiAutomizerObserver]: Analyzing ICFG minepump_spec4_product02_true-unreach-call_false-termination.cil.c [2018-11-28 23:58:52,912 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 23:58:52,912 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-28 23:58:52,912 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-28 23:58:52,913 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-28 23:58:52,913 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 23:58:52,913 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 23:58:52,913 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-28 23:58:52,913 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 23:58:52,913 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-28 23:58:52,929 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 54 states. [2018-11-28 23:58:52,955 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 33 [2018-11-28 23:58:52,956 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 23:58:52,956 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 23:58:52,965 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2018-11-28 23:58:52,965 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 23:58:52,965 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-28 23:58:52,965 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 54 states. [2018-11-28 23:58:52,970 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 33 [2018-11-28 23:58:52,970 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 23:58:52,970 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 23:58:52,971 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2018-11-28 23:58:52,971 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 23:58:52,978 INFO L794 eck$LassoCheckResult]: Stem: 21#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];~pumpRunning~0 := 0;~systemActive~0 := 1;call #t~string3.base, #t~string3.offset := #Ultimate.alloc(13);call #t~string5.base, #t~string5.offset := #Ultimate.alloc(3);call write~init~int(79, #t~string5.base, #t~string5.offset, 1);call write~init~int(110, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 2 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.alloc(4);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(102, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(102, #t~string7.base, 2 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 3 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.alloc(7);call write~init~int(44, #t~string9.base, #t~string9.offset, 1);call write~init~int(80, #t~string9.base, 1 + #t~string9.offset, 1);call write~init~int(117, #t~string9.base, 2 + #t~string9.offset, 1);call write~init~int(109, #t~string9.base, 3 + #t~string9.offset, 1);call write~init~int(112, #t~string9.base, 4 + #t~string9.offset, 1);call write~init~int(58, #t~string9.base, 5 + #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 6 + #t~string9.offset, 1);call #t~string11.base, #t~string11.offset := #Ultimate.alloc(3);call write~init~int(79, #t~string11.base, #t~string11.offset, 1);call write~init~int(110, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 2 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.alloc(4);call write~init~int(79, #t~string13.base, #t~string13.offset, 1);call write~init~int(102, #t~string13.base, 1 + #t~string13.offset, 1);call write~init~int(102, #t~string13.base, 2 + #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 3 + #t~string13.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.alloc(3);call write~init~int(41, #t~string15.base, #t~string15.offset, 1);call write~init~int(32, #t~string15.base, 1 + #t~string15.offset, 1);call write~init~int(0, #t~string15.base, 2 + #t~string15.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.alloc(2);call write~init~int(10, #t~string17.base, #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 1 + #t~string17.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;call #t~string23.base, #t~string23.offset := #Ultimate.alloc(13);call #t~string25.base, #t~string25.offset := #Ultimate.alloc(7);call write~init~int(44, #t~string25.base, #t~string25.offset, 1);call write~init~int(77, #t~string25.base, 1 + #t~string25.offset, 1);call write~init~int(101, #t~string25.base, 2 + #t~string25.offset, 1);call write~init~int(116, #t~string25.base, 3 + #t~string25.offset, 1);call write~init~int(104, #t~string25.base, 4 + #t~string25.offset, 1);call write~init~int(58, #t~string25.base, 5 + #t~string25.offset, 1);call write~init~int(0, #t~string25.base, 6 + #t~string25.offset, 1);call #t~string27.base, #t~string27.offset := #Ultimate.alloc(5);call write~init~int(67, #t~string27.base, #t~string27.offset, 1);call write~init~int(82, #t~string27.base, 1 + #t~string27.offset, 1);call write~init~int(73, #t~string27.base, 2 + #t~string27.offset, 1);call write~init~int(84, #t~string27.base, 3 + #t~string27.offset, 1);call write~init~int(0, #t~string27.base, 4 + #t~string27.offset, 1);call #t~string29.base, #t~string29.offset := #Ultimate.alloc(3);call write~init~int(79, #t~string29.base, #t~string29.offset, 1);call write~init~int(75, #t~string29.base, 1 + #t~string29.offset, 1);call write~init~int(0, #t~string29.base, 2 + #t~string29.offset, 1);call #t~string31.base, #t~string31.offset := #Ultimate.alloc(2);call write~init~int(41, #t~string31.base, #t~string31.offset, 1);call write~init~int(0, #t~string31.base, 1 + #t~string31.offset, 1);~head~0.base, ~head~0.offset := 0, 0;call #t~string52.base, #t~string52.offset := #Ultimate.alloc(30);call #t~string53.base, #t~string53.offset := #Ultimate.alloc(9);call #t~string54.base, #t~string54.offset := #Ultimate.alloc(21);call #t~string55.base, #t~string55.offset := #Ultimate.alloc(30);call #t~string56.base, #t~string56.offset := #Ultimate.alloc(9);call #t~string57.base, #t~string57.offset := #Ultimate.alloc(21);call #t~string61.base, #t~string61.offset := #Ultimate.alloc(30);call #t~string62.base, #t~string62.offset := #Ultimate.alloc(9);call #t~string63.base, #t~string63.offset := #Ultimate.alloc(25);call #t~string64.base, #t~string64.offset := #Ultimate.alloc(30);call #t~string65.base, #t~string65.offset := #Ultimate.alloc(9);call #t~string66.base, #t~string66.offset := #Ultimate.alloc(25);~cleanupTimeShifts~0 := 4; 11#L-1true havoc main_#res;havoc main_#t~ret69, main_~retValue_acc~9, main_~tmp~5;havoc main_~retValue_acc~9;havoc main_~tmp~5; 34#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; 32#L82true main_#t~ret69 := valid_product_#res;main_~tmp~5 := main_#t~ret69;havoc main_#t~ret69; 17#L837true assume 0 != main_~tmp~5; 48#L814true havoc test_#t~nondet18, test_#t~nondet19, test_#t~nondet20, test_#t~nondet21, 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; 39#L371-1true [2018-11-28 23:58:52,979 INFO L796 eck$LassoCheckResult]: Loop: 39#L371-1true assume !false; 14#L226true assume test_~splverifierCounter~0 < 4; 25#L227true test_~tmp~0 := test_#t~nondet18;havoc test_#t~nondet18; 38#L235true assume !(0 != test_~tmp~0); 35#L235-1true test_~tmp___0~0 := test_#t~nondet19;havoc test_#t~nondet19; 20#L245true assume !(0 != test_~tmp___0~0); 9#L245-1true test_~tmp___2~0 := test_#t~nondet20;havoc test_#t~nondet20; 12#L255true assume 0 != test_~tmp___2~0;~systemActive~0 := 1; 5#L263-2true assume !(0 != ~pumpRunning~0); 33#L104true assume 0 != ~systemActive~0; 26#L111true havoc __utac_acc__Specification4_spec__1_#t~ret32, __utac_acc__Specification4_spec__1_#t~ret33, __utac_acc__Specification4_spec__1_~tmp~1, __utac_acc__Specification4_spec__1_~tmp___0~1;havoc __utac_acc__Specification4_spec__1_~tmp~1;havoc __utac_acc__Specification4_spec__1_~tmp___0~1;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~5;havoc getWaterLevel_~retValue_acc~5;getWaterLevel_~retValue_acc~5 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~5; 15#L358true __utac_acc__Specification4_spec__1_#t~ret32 := getWaterLevel_#res;__utac_acc__Specification4_spec__1_~tmp~1 := __utac_acc__Specification4_spec__1_#t~ret32;havoc __utac_acc__Specification4_spec__1_#t~ret32; 36#L371true assume !(0 == __utac_acc__Specification4_spec__1_~tmp~1); 39#L371-1true [2018-11-28 23:58:52,987 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 23:58:52,988 INFO L82 PathProgramCache]: Analyzing trace with hash 889506727, now seen corresponding path program 1 times [2018-11-28 23:58:52,990 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 23:58:52,991 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 23:58:53,045 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:58:53,046 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 23:58:53,046 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:58:53,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:58:53,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:58:53,297 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 23:58:53,297 INFO L82 PathProgramCache]: Analyzing trace with hash -1681619226, now seen corresponding path program 1 times [2018-11-28 23:58:53,297 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 23:58:53,297 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 23:58:53,298 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:58:53,299 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 23:58:53,299 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:58:53,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:58:53,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:58:53,328 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 23:58:53,331 INFO L82 PathProgramCache]: Analyzing trace with hash 32659712, now seen corresponding path program 1 times [2018-11-28 23:58:53,331 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 23:58:53,331 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 23:58:53,332 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:58:53,333 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 23:58:53,334 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:58:53,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:58:53,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:58:53,676 WARN L180 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 32 [2018-11-28 23:59:01,135 WARN L180 SmtUtils]: Spent 7.37 s on a formula simplification. DAG size of input: 425 DAG size of output: 423 [2018-11-28 23:59:04,409 WARN L180 SmtUtils]: Spent 3.27 s on a formula simplification that was a NOOP. DAG size: 423 [2018-11-28 23:59:04,474 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 11:59:04 BoogieIcfgContainer [2018-11-28 23:59:04,474 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-28 23:59:04,475 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 23:59:04,475 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 23:59:04,476 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 23:59:04,476 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:58:52" (3/4) ... [2018-11-28 23:59:04,480 INFO L141 WitnessPrinter]: Generating witness for non-termination counterexample [2018-11-28 23:59:04,554 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-11-28 23:59:04,554 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 23:59:04,555 INFO L168 Benchmark]: Toolchain (without parser) took 13495.04 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 319.3 MB). Free memory was 948.7 MB in the beginning and 1.1 GB in the end (delta: -102.6 MB). Peak memory consumption was 216.7 MB. Max. memory is 11.5 GB. [2018-11-28 23:59:04,556 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. [2018-11-28 23:59:04,557 INFO L168 Benchmark]: CACSL2BoogieTranslator took 708.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 948.7 MB in the beginning and 1.1 GB in the end (delta: -173.4 MB). Peak memory consumption was 30.4 MB. Max. memory is 11.5 GB. [2018-11-28 23:59:04,557 INFO L168 Benchmark]: Boogie Procedure Inliner took 72.84 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-11-28 23:59:04,558 INFO L168 Benchmark]: Boogie Preprocessor took 52.61 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. [2018-11-28 23:59:04,558 INFO L168 Benchmark]: RCFGBuilder took 948.42 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: 45.1 MB). Peak memory consumption was 45.1 MB. Max. memory is 11.5 GB. [2018-11-28 23:59:04,560 INFO L168 Benchmark]: BuchiAutomizer took 11627.43 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 183.5 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 15.8 MB). Peak memory consumption was 350.1 MB. Max. memory is 11.5 GB. [2018-11-28 23:59:04,561 INFO L168 Benchmark]: Witness Printer took 79.38 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: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 11.5 GB. [2018-11-28 23:59:04,567 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 708.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 948.7 MB in the beginning and 1.1 GB in the end (delta: -173.4 MB). Peak memory consumption was 30.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 72.84 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 52.61 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 948.42 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: 45.1 MB). Peak memory consumption was 45.1 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 11627.43 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 183.5 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 15.8 MB). Peak memory consumption was 350.1 MB. Max. memory is 11.5 GB. * Witness Printer took 79.38 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: 3.2 MB). Peak memory consumption was 3.2 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 11.5s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 11.4s. 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: 225]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite execution State at position 0 is {} State at position 1 is {NULL=31, NULL=0, NULL=0, NULL=0, NULL=18, NULL=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@29b48dd7=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@30a82896=0, NULL=36, NULL=0, NULL=12, retValue_acc=0, NULL=34, NULL=8, NULL=17, methaneLevelCritical=0, NULL=0, NULL=0, tmp___1=0, NULL=24, NULL=28, tmp___0=0, cleanupTimeShifts=4, tmp=0, NULL=27, NULL=23, NULL=20, NULL=29, NULL=0, NULL=0, NULL=0, NULL=0, NULL=0, systemActive=1, waterLevel=1, \result=1, NULL=0, tmp___0=0, NULL=0, NULL=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@46f2e165=0, NULL=0, NULL=0, NULL=0, \result=1, head=0, pumpRunning=0, NULL=16, \result=0, NULL=22, NULL=39, NULL=0, tmp=1, NULL=0, NULL=15, tmp=1, NULL=37, retValue_acc=1, tmp___2=56, retValue_acc=1, splverifierCounter=0, NULL=0, NULL=0, NULL=0, NULL=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@67a77a08=0, NULL=35, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@d339a03=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@68a1a7c4=0, head=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6d9b61a1=56, NULL=26, NULL=38, NULL=0, NULL=0, NULL=0, NULL=14, NULL=33, NULL=19, NULL=11} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 1]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L96] int pumpRunning = 0; [L97] int systemActive = 1; [L283] int waterLevel = 1; [L284] int methaneLevelCritical = 0; [L558] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L755] int cleanupTimeShifts = 4; [L828] int retValue_acc ; [L829] int tmp ; [L78] int retValue_acc ; [L81] retValue_acc = 1 [L82] return (retValue_acc); [L835] tmp = valid_product() [L837] COND TRUE \read(tmp) [L216] int splverifierCounter ; [L217] int tmp ; [L218] int tmp___0 ; [L219] int tmp___1 ; [L220] int tmp___2 ; [L223] splverifierCounter = 0 Loop: [L225] COND TRUE 1 [L227] COND TRUE splverifierCounter < 4 [L233] tmp = __VERIFIER_nondet_int() [L235] COND FALSE !(\read(tmp)) [L243] tmp___0 = __VERIFIER_nondet_int() [L245] COND FALSE !(\read(tmp___0)) [L253] tmp___2 = __VERIFIER_nondet_int() [L255] COND TRUE \read(tmp___2) [L207] systemActive = 1 [L104] COND FALSE !(\read(pumpRunning)) [L111] COND TRUE \read(systemActive) [L364] int tmp ; [L365] int tmp___0 ; [L354] int retValue_acc ; [L357] retValue_acc = waterLevel [L358] return (retValue_acc); [L369] tmp = getWaterLevel() [L371] COND FALSE !(tmp == 0) End of lasso representation. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...