./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_productSimulator_false-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_e2fdbf76-2cf5-4289-8a4b-1b8acad784cc/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e2fdbf76-2cf5-4289-8a4b-1b8acad784cc/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e2fdbf76-2cf5-4289-8a4b-1b8acad784cc/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e2fdbf76-2cf5-4289-8a4b-1b8acad784cc/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_productSimulator_false-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_e2fdbf76-2cf5-4289-8a4b-1b8acad784cc/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e2fdbf76-2cf5-4289-8a4b-1b8acad784cc/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cc5b595de9a81353e40cb89360f6656c22ce2f6a ................................................................................................................................................................................................................................................................................................................................................................................................................ 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 0.1.23-0cd3be1 [2018-11-28 12:48:56,733 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 12:48:56,734 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 12:48:56,742 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 12:48:56,742 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 12:48:56,743 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 12:48:56,744 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 12:48:56,745 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 12:48:56,746 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 12:48:56,746 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 12:48:56,747 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 12:48:56,747 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 12:48:56,748 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 12:48:56,748 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 12:48:56,749 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 12:48:56,749 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 12:48:56,749 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 12:48:56,750 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 12:48:56,752 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 12:48:56,752 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 12:48:56,753 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 12:48:56,753 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 12:48:56,755 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 12:48:56,755 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 12:48:56,755 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 12:48:56,755 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 12:48:56,756 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 12:48:56,756 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 12:48:56,757 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 12:48:56,758 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 12:48:56,758 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 12:48:56,758 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 12:48:56,758 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 12:48:56,759 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 12:48:56,759 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 12:48:56,760 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 12:48:56,760 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e2fdbf76-2cf5-4289-8a4b-1b8acad784cc/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-28 12:48:56,768 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 12:48:56,768 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 12:48:56,769 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 12:48:56,769 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 12:48:56,769 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 12:48:56,770 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-28 12:48:56,770 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-28 12:48:56,770 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-28 12:48:56,770 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-28 12:48:56,770 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-28 12:48:56,770 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-28 12:48:56,770 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 12:48:56,771 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 12:48:56,771 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-28 12:48:56,771 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 12:48:56,771 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 12:48:56,771 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 12:48:56,771 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-28 12:48:56,772 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-28 12:48:56,772 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-28 12:48:56,772 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 12:48:56,772 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 12:48:56,772 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-28 12:48:56,772 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 12:48:56,774 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-28 12:48:56,775 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 12:48:56,775 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 12:48:56,775 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-28 12:48:56,775 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 12:48:56,775 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 12:48:56,775 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-28 12:48:56,776 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-28 12:48:56,776 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 -> /tmp/vcloud-vcloud-master/worker/working_dir_e2fdbf76-2cf5-4289-8a4b-1b8acad784cc/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cc5b595de9a81353e40cb89360f6656c22ce2f6a [2018-11-28 12:48:56,800 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 12:48:56,809 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 12:48:56,811 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 12:48:56,812 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 12:48:56,813 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 12:48:56,813 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e2fdbf76-2cf5-4289-8a4b-1b8acad784cc/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec4_productSimulator_false-unreach-call_false-termination.cil.c [2018-11-28 12:48:56,855 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e2fdbf76-2cf5-4289-8a4b-1b8acad784cc/bin-2019/uautomizer/data/db87bd6f4/1aab12d151244be6b2e1f87376810439/FLAGa45ce5dee [2018-11-28 12:48:57,294 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 12:48:57,295 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e2fdbf76-2cf5-4289-8a4b-1b8acad784cc/sv-benchmarks/c/product-lines/minepump_spec4_productSimulator_false-unreach-call_false-termination.cil.c [2018-11-28 12:48:57,302 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e2fdbf76-2cf5-4289-8a4b-1b8acad784cc/bin-2019/uautomizer/data/db87bd6f4/1aab12d151244be6b2e1f87376810439/FLAGa45ce5dee [2018-11-28 12:48:57,312 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e2fdbf76-2cf5-4289-8a4b-1b8acad784cc/bin-2019/uautomizer/data/db87bd6f4/1aab12d151244be6b2e1f87376810439 [2018-11-28 12:48:57,315 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 12:48:57,316 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 12:48:57,317 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 12:48:57,317 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 12:48:57,320 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 12:48:57,321 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:48:57" (1/1) ... [2018-11-28 12:48:57,323 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@246385e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:48:57, skipping insertion in model container [2018-11-28 12:48:57,323 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:48:57" (1/1) ... [2018-11-28 12:48:57,329 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 12:48:57,361 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 12:48:57,552 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 12:48:57,612 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 12:48:57,674 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 12:48:57,704 INFO L195 MainTranslator]: Completed translation [2018-11-28 12:48:57,704 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:48:57 WrapperNode [2018-11-28 12:48:57,704 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 12:48:57,705 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 12:48:57,705 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 12:48:57,705 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 12:48:57,712 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:48:57" (1/1) ... [2018-11-28 12:48:57,725 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:48:57" (1/1) ... [2018-11-28 12:48:57,781 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 12:48:57,781 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 12:48:57,781 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 12:48:57,782 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 12:48:57,792 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:48:57" (1/1) ... [2018-11-28 12:48:57,792 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:48:57" (1/1) ... [2018-11-28 12:48:57,801 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:48:57" (1/1) ... [2018-11-28 12:48:57,801 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:48:57" (1/1) ... [2018-11-28 12:48:57,824 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:48:57" (1/1) ... [2018-11-28 12:48:57,841 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:48:57" (1/1) ... [2018-11-28 12:48:57,846 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:48:57" (1/1) ... [2018-11-28 12:48:57,854 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 12:48:57,854 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 12:48:57,854 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 12:48:57,854 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 12:48:57,855 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:48:57" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e2fdbf76-2cf5-4289-8a4b-1b8acad784cc/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:48:57,905 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 12:48:57,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-28 12:48:57,905 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 12:48:57,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 12:48:58,953 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 12:48:58,954 INFO L280 CfgBuilder]: Removed 900 assue(true) statements. [2018-11-28 12:48:58,954 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:48:58 BoogieIcfgContainer [2018-11-28 12:48:58,954 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 12:48:58,955 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-28 12:48:58,955 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-28 12:48:58,959 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-28 12:48:58,960 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 12:48:58,960 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 12:48:57" (1/3) ... [2018-11-28 12:48:58,961 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@d9236f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 12:48:58, skipping insertion in model container [2018-11-28 12:48:58,961 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 12:48:58,962 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:48:57" (2/3) ... [2018-11-28 12:48:58,962 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@d9236f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 12:48:58, skipping insertion in model container [2018-11-28 12:48:58,962 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 12:48:58,962 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:48:58" (3/3) ... [2018-11-28 12:48:58,964 INFO L375 chiAutomizerObserver]: Analyzing ICFG minepump_spec4_productSimulator_false-unreach-call_false-termination.cil.c [2018-11-28 12:48:59,008 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 12:48:59,008 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-28 12:48:59,008 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-28 12:48:59,009 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-28 12:48:59,009 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 12:48:59,009 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 12:48:59,009 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-28 12:48:59,009 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 12:48:59,009 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-28 12:48:59,026 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 467 states. [2018-11-28 12:48:59,053 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 305 [2018-11-28 12:48:59,054 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 12:48:59,054 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 12:48:59,061 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:48:59,061 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:48:59,061 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-28 12:48:59,061 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 467 states. [2018-11-28 12:48:59,069 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 305 [2018-11-28 12:48:59,069 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 12:48:59,069 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 12:48:59,070 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:48:59,071 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:48:59,076 INFO L794 eck$LassoCheckResult]: Stem: 330#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];~cleanupTimeShifts~0 := 4;~__SELECTED_FEATURE_base~0 := 0;~__SELECTED_FEATURE_highWaterSensor~0 := 0;~__SELECTED_FEATURE_lowWaterSensor~0 := 0;~__SELECTED_FEATURE_methaneQuery~0 := 0;~__SELECTED_FEATURE_methaneAlarm~0 := 0;~__SELECTED_FEATURE_stopCommand~0 := 0;~__SELECTED_FEATURE_startCommand~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;call #t~string9.base, #t~string9.offset := #Ultimate.alloc(13);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(7);call write~init~int(44, #t~string15.base, #t~string15.offset, 1);call write~init~int(80, #t~string15.base, 1 + #t~string15.offset, 1);call write~init~int(117, #t~string15.base, 2 + #t~string15.offset, 1);call write~init~int(109, #t~string15.base, 3 + #t~string15.offset, 1);call write~init~int(112, #t~string15.base, 4 + #t~string15.offset, 1);call write~init~int(58, #t~string15.base, 5 + #t~string15.offset, 1);call write~init~int(0, #t~string15.base, 6 + #t~string15.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.alloc(3);call write~init~int(79, #t~string17.base, #t~string17.offset, 1);call write~init~int(110, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 2 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.alloc(4);call write~init~int(79, #t~string19.base, #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 2 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 3 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.alloc(3);call write~init~int(41, #t~string21.base, #t~string21.offset, 1);call write~init~int(32, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 2 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.alloc(2);call write~init~int(10, #t~string23.base, #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 1 + #t~string23.offset, 1);~head~0.base, ~head~0.offset := 0, 0;call #t~string48.base, #t~string48.offset := #Ultimate.alloc(30);call #t~string49.base, #t~string49.offset := #Ultimate.alloc(9);call #t~string50.base, #t~string50.offset := #Ultimate.alloc(21);call #t~string51.base, #t~string51.offset := #Ultimate.alloc(30);call #t~string52.base, #t~string52.offset := #Ultimate.alloc(9);call #t~string53.base, #t~string53.offset := #Ultimate.alloc(21);call #t~string57.base, #t~string57.offset := #Ultimate.alloc(30);call #t~string58.base, #t~string58.offset := #Ultimate.alloc(9);call #t~string59.base, #t~string59.offset := #Ultimate.alloc(25);call #t~string60.base, #t~string60.offset := #Ultimate.alloc(30);call #t~string61.base, #t~string61.offset := #Ultimate.alloc(9);call #t~string62.base, #t~string62.offset := #Ultimate.alloc(25);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;call #t~string66.base, #t~string66.offset := #Ultimate.alloc(13);call #t~string68.base, #t~string68.offset := #Ultimate.alloc(7);call write~init~int(44, #t~string68.base, #t~string68.offset, 1);call write~init~int(77, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(101, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(116, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(104, #t~string68.base, 4 + #t~string68.offset, 1);call write~init~int(58, #t~string68.base, 5 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 6 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.alloc(5);call write~init~int(67, #t~string70.base, #t~string70.offset, 1);call write~init~int(82, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(73, #t~string70.base, 2 + #t~string70.offset, 1);call write~init~int(84, #t~string70.base, 3 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 4 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.alloc(3);call write~init~int(79, #t~string72.base, #t~string72.offset, 1);call write~init~int(75, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 2 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.alloc(2);call write~init~int(41, #t~string74.base, #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 1 + #t~string74.offset, 1); 274#L-1true havoc main_#res;havoc main_#t~ret0, main_~retValue_acc~0, main_~tmp~0;havoc main_~retValue_acc~0;havoc main_~tmp~0;~__GUIDSL_ROOT_PRODUCTION~0 := 1; 369#L1108true havoc select_features_#t~ret76, select_features_#t~ret77, select_features_#t~ret78, select_features_#t~ret79, select_features_#t~ret80, select_features_#t~ret81;~__SELECTED_FEATURE_base~0 := 1;havoc select_one_#res;havoc select_one_#t~nondet75, select_one_~retValue_acc~12, select_one_~choice~0;havoc select_one_~retValue_acc~12;select_one_~choice~0 := select_one_#t~nondet75;havoc select_one_#t~nondet75;select_one_~retValue_acc~12 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~12; 29#L1083true select_features_#t~ret76 := select_one_#res;~__SELECTED_FEATURE_highWaterSensor~0 := select_features_#t~ret76;havoc select_features_#t~ret76;havoc select_one_#res;havoc select_one_#t~nondet75, select_one_~retValue_acc~12, select_one_~choice~0;havoc select_one_~retValue_acc~12;select_one_~choice~0 := select_one_#t~nondet75;havoc select_one_#t~nondet75;select_one_~retValue_acc~12 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~12; 32#L1083-1true select_features_#t~ret77 := select_one_#res;~__SELECTED_FEATURE_lowWaterSensor~0 := select_features_#t~ret77;havoc select_features_#t~ret77;havoc select_one_#res;havoc select_one_#t~nondet75, select_one_~retValue_acc~12, select_one_~choice~0;havoc select_one_~retValue_acc~12;select_one_~choice~0 := select_one_#t~nondet75;havoc select_one_#t~nondet75;select_one_~retValue_acc~12 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~12; 14#L1083-2true select_features_#t~ret78 := select_one_#res;~__SELECTED_FEATURE_methaneQuery~0 := select_features_#t~ret78;havoc select_features_#t~ret78;havoc select_one_#res;havoc select_one_#t~nondet75, select_one_~retValue_acc~12, select_one_~choice~0;havoc select_one_~retValue_acc~12;select_one_~choice~0 := select_one_#t~nondet75;havoc select_one_#t~nondet75;select_one_~retValue_acc~12 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~12; 17#L1083-3true select_features_#t~ret79 := select_one_#res;~__SELECTED_FEATURE_methaneAlarm~0 := select_features_#t~ret79;havoc select_features_#t~ret79;havoc select_one_#res;havoc select_one_#t~nondet75, select_one_~retValue_acc~12, select_one_~choice~0;havoc select_one_~retValue_acc~12;select_one_~choice~0 := select_one_#t~nondet75;havoc select_one_#t~nondet75;select_one_~retValue_acc~12 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~12; 18#L1083-4true select_features_#t~ret80 := select_one_#res;~__SELECTED_FEATURE_stopCommand~0 := select_features_#t~ret80;havoc select_features_#t~ret80;havoc select_one_#res;havoc select_one_#t~nondet75, select_one_~retValue_acc~12, select_one_~choice~0;havoc select_one_~retValue_acc~12;select_one_~choice~0 := select_one_#t~nondet75;havoc select_one_#t~nondet75;select_one_~retValue_acc~12 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~12; 22#L1083-5true select_features_#t~ret81 := select_one_#res;~__SELECTED_FEATURE_startCommand~0 := select_features_#t~ret81;havoc select_features_#t~ret81; 271#L1100true havoc valid_product_#res;havoc valid_product_~retValue_acc~13;havoc valid_product_~retValue_acc~13;valid_product_~retValue_acc~13 := ~__SELECTED_FEATURE_base~0;valid_product_#res := valid_product_~retValue_acc~13; 27#L1116true main_#t~ret0 := valid_product_#res;main_~tmp~0 := main_#t~ret0;havoc main_#t~ret0; 314#L130true assume 0 != main_~tmp~0; 20#L103true havoc test_#t~nondet26, test_#t~nondet27, test_#t~nondet28, test_#t~nondet29, test_~splverifierCounter~0, test_~tmp~8, test_~tmp___0~3, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~8;havoc test_~tmp___0~3;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 315#L163-1true [2018-11-28 12:48:59,076 INFO L796 eck$LassoCheckResult]: Loop: 315#L163-1true assume !false; 39#L532true assume test_~splverifierCounter~0 < 4; 8#L533true test_~tmp~8 := test_#t~nondet26;havoc test_#t~nondet26; 126#L541true assume !(0 != test_~tmp~8); 127#L541-1true test_~tmp___0~3 := test_#t~nondet27;havoc test_#t~nondet27; 193#L551true assume !(0 != test_~tmp___0~3); 195#L551-1true test_~tmp___2~0 := test_#t~nondet28;havoc test_#t~nondet28; 349#L561true assume 0 != test_~tmp___2~0; 192#L562true assume 0 != ~__SELECTED_FEATURE_startCommand~0;~systemActive~0 := 1; 194#L573-1true assume !(0 != ~pumpRunning~0); 270#L197true assume !(0 != ~systemActive~0); 90#L204true havoc __utac_acc__Specification4_spec__1_#t~ret1, __utac_acc__Specification4_spec__1_#t~ret2, __utac_acc__Specification4_spec__1_~tmp~1, __utac_acc__Specification4_spec__1_~tmp___0~0;havoc __utac_acc__Specification4_spec__1_~tmp~1;havoc __utac_acc__Specification4_spec__1_~tmp___0~0;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~9;havoc getWaterLevel_~retValue_acc~9;getWaterLevel_~retValue_acc~9 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~9; 255#L1048true __utac_acc__Specification4_spec__1_#t~ret1 := getWaterLevel_#res;__utac_acc__Specification4_spec__1_~tmp~1 := __utac_acc__Specification4_spec__1_#t~ret1;havoc __utac_acc__Specification4_spec__1_#t~ret1; 318#L163true assume !(0 == __utac_acc__Specification4_spec__1_~tmp~1); 315#L163-1true [2018-11-28 12:48:59,080 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:48:59,080 INFO L82 PathProgramCache]: Analyzing trace with hash 1125405515, now seen corresponding path program 1 times [2018-11-28 12:48:59,082 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:48:59,082 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:48:59,117 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:48:59,117 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:48:59,117 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:48:59,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:48:59,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:48:59,247 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:48:59,248 INFO L82 PathProgramCache]: Analyzing trace with hash 1157828185, now seen corresponding path program 1 times [2018-11-28 12:48:59,248 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:48:59,248 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:48:59,249 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:48:59,249 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:48:59,249 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:48:59,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:48:59,287 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:48:59,289 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:48:59,289 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 12:48:59,292 INFO L811 eck$LassoCheckResult]: loop already infeasible [2018-11-28 12:48:59,301 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 12:48:59,302 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 12:48:59,303 INFO L87 Difference]: Start difference. First operand 467 states. Second operand 3 states. [2018-11-28 12:48:59,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:48:59,372 INFO L93 Difference]: Finished difference Result 921 states and 1431 transitions. [2018-11-28 12:48:59,377 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 12:48:59,379 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 921 states and 1431 transitions. [2018-11-28 12:48:59,388 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 606 [2018-11-28 12:48:59,399 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 921 states to 907 states and 1416 transitions. [2018-11-28 12:48:59,400 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 907 [2018-11-28 12:48:59,402 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 907 [2018-11-28 12:48:59,403 INFO L73 IsDeterministic]: Start isDeterministic. Operand 907 states and 1416 transitions. [2018-11-28 12:48:59,407 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-28 12:48:59,407 INFO L705 BuchiCegarLoop]: Abstraction has 907 states and 1416 transitions. [2018-11-28 12:48:59,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 907 states and 1416 transitions. [2018-11-28 12:48:59,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 907 to 905. [2018-11-28 12:48:59,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 905 states. [2018-11-28 12:48:59,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 905 states to 905 states and 1413 transitions. [2018-11-28 12:48:59,466 INFO L728 BuchiCegarLoop]: Abstraction has 905 states and 1413 transitions. [2018-11-28 12:48:59,466 INFO L608 BuchiCegarLoop]: Abstraction has 905 states and 1413 transitions. [2018-11-28 12:48:59,466 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-11-28 12:48:59,466 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 905 states and 1413 transitions. [2018-11-28 12:48:59,471 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 604 [2018-11-28 12:48:59,471 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 12:48:59,472 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 12:48:59,472 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:48:59,472 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:48:59,473 INFO L794 eck$LassoCheckResult]: Stem: 1881#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];~cleanupTimeShifts~0 := 4;~__SELECTED_FEATURE_base~0 := 0;~__SELECTED_FEATURE_highWaterSensor~0 := 0;~__SELECTED_FEATURE_lowWaterSensor~0 := 0;~__SELECTED_FEATURE_methaneQuery~0 := 0;~__SELECTED_FEATURE_methaneAlarm~0 := 0;~__SELECTED_FEATURE_stopCommand~0 := 0;~__SELECTED_FEATURE_startCommand~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;call #t~string9.base, #t~string9.offset := #Ultimate.alloc(13);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(7);call write~init~int(44, #t~string15.base, #t~string15.offset, 1);call write~init~int(80, #t~string15.base, 1 + #t~string15.offset, 1);call write~init~int(117, #t~string15.base, 2 + #t~string15.offset, 1);call write~init~int(109, #t~string15.base, 3 + #t~string15.offset, 1);call write~init~int(112, #t~string15.base, 4 + #t~string15.offset, 1);call write~init~int(58, #t~string15.base, 5 + #t~string15.offset, 1);call write~init~int(0, #t~string15.base, 6 + #t~string15.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.alloc(3);call write~init~int(79, #t~string17.base, #t~string17.offset, 1);call write~init~int(110, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 2 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.alloc(4);call write~init~int(79, #t~string19.base, #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 2 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 3 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.alloc(3);call write~init~int(41, #t~string21.base, #t~string21.offset, 1);call write~init~int(32, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 2 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.alloc(2);call write~init~int(10, #t~string23.base, #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 1 + #t~string23.offset, 1);~head~0.base, ~head~0.offset := 0, 0;call #t~string48.base, #t~string48.offset := #Ultimate.alloc(30);call #t~string49.base, #t~string49.offset := #Ultimate.alloc(9);call #t~string50.base, #t~string50.offset := #Ultimate.alloc(21);call #t~string51.base, #t~string51.offset := #Ultimate.alloc(30);call #t~string52.base, #t~string52.offset := #Ultimate.alloc(9);call #t~string53.base, #t~string53.offset := #Ultimate.alloc(21);call #t~string57.base, #t~string57.offset := #Ultimate.alloc(30);call #t~string58.base, #t~string58.offset := #Ultimate.alloc(9);call #t~string59.base, #t~string59.offset := #Ultimate.alloc(25);call #t~string60.base, #t~string60.offset := #Ultimate.alloc(30);call #t~string61.base, #t~string61.offset := #Ultimate.alloc(9);call #t~string62.base, #t~string62.offset := #Ultimate.alloc(25);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;call #t~string66.base, #t~string66.offset := #Ultimate.alloc(13);call #t~string68.base, #t~string68.offset := #Ultimate.alloc(7);call write~init~int(44, #t~string68.base, #t~string68.offset, 1);call write~init~int(77, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(101, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(116, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(104, #t~string68.base, 4 + #t~string68.offset, 1);call write~init~int(58, #t~string68.base, 5 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 6 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.alloc(5);call write~init~int(67, #t~string70.base, #t~string70.offset, 1);call write~init~int(82, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(73, #t~string70.base, 2 + #t~string70.offset, 1);call write~init~int(84, #t~string70.base, 3 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 4 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.alloc(3);call write~init~int(79, #t~string72.base, #t~string72.offset, 1);call write~init~int(75, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 2 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.alloc(2);call write~init~int(41, #t~string74.base, #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 1 + #t~string74.offset, 1); 1818#L-1 havoc main_#res;havoc main_#t~ret0, main_~retValue_acc~0, main_~tmp~0;havoc main_~retValue_acc~0;havoc main_~tmp~0;~__GUIDSL_ROOT_PRODUCTION~0 := 1; 1819#L1108 havoc select_features_#t~ret76, select_features_#t~ret77, select_features_#t~ret78, select_features_#t~ret79, select_features_#t~ret80, select_features_#t~ret81;~__SELECTED_FEATURE_base~0 := 1;havoc select_one_#res;havoc select_one_#t~nondet75, select_one_~retValue_acc~12, select_one_~choice~0;havoc select_one_~retValue_acc~12;select_one_~choice~0 := select_one_#t~nondet75;havoc select_one_#t~nondet75;select_one_~retValue_acc~12 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~12; 1446#L1083 select_features_#t~ret76 := select_one_#res;~__SELECTED_FEATURE_highWaterSensor~0 := select_features_#t~ret76;havoc select_features_#t~ret76;havoc select_one_#res;havoc select_one_#t~nondet75, select_one_~retValue_acc~12, select_one_~choice~0;havoc select_one_~retValue_acc~12;select_one_~choice~0 := select_one_#t~nondet75;havoc select_one_#t~nondet75;select_one_~retValue_acc~12 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~12; 1447#L1083-1 select_features_#t~ret77 := select_one_#res;~__SELECTED_FEATURE_lowWaterSensor~0 := select_features_#t~ret77;havoc select_features_#t~ret77;havoc select_one_#res;havoc select_one_#t~nondet75, select_one_~retValue_acc~12, select_one_~choice~0;havoc select_one_~retValue_acc~12;select_one_~choice~0 := select_one_#t~nondet75;havoc select_one_#t~nondet75;select_one_~retValue_acc~12 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~12; 1419#L1083-2 select_features_#t~ret78 := select_one_#res;~__SELECTED_FEATURE_methaneQuery~0 := select_features_#t~ret78;havoc select_features_#t~ret78;havoc select_one_#res;havoc select_one_#t~nondet75, select_one_~retValue_acc~12, select_one_~choice~0;havoc select_one_~retValue_acc~12;select_one_~choice~0 := select_one_#t~nondet75;havoc select_one_#t~nondet75;select_one_~retValue_acc~12 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~12; 1420#L1083-3 select_features_#t~ret79 := select_one_#res;~__SELECTED_FEATURE_methaneAlarm~0 := select_features_#t~ret79;havoc select_features_#t~ret79;havoc select_one_#res;havoc select_one_#t~nondet75, select_one_~retValue_acc~12, select_one_~choice~0;havoc select_one_~retValue_acc~12;select_one_~choice~0 := select_one_#t~nondet75;havoc select_one_#t~nondet75;select_one_~retValue_acc~12 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~12; 1425#L1083-4 select_features_#t~ret80 := select_one_#res;~__SELECTED_FEATURE_stopCommand~0 := select_features_#t~ret80;havoc select_features_#t~ret80;havoc select_one_#res;havoc select_one_#t~nondet75, select_one_~retValue_acc~12, select_one_~choice~0;havoc select_one_~retValue_acc~12;select_one_~choice~0 := select_one_#t~nondet75;havoc select_one_#t~nondet75;select_one_~retValue_acc~12 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~12; 1426#L1083-5 select_features_#t~ret81 := select_one_#res;~__SELECTED_FEATURE_startCommand~0 := select_features_#t~ret81;havoc select_features_#t~ret81; 1433#L1100 havoc valid_product_#res;havoc valid_product_~retValue_acc~13;havoc valid_product_~retValue_acc~13;valid_product_~retValue_acc~13 := ~__SELECTED_FEATURE_base~0;valid_product_#res := valid_product_~retValue_acc~13; 1442#L1116 main_#t~ret0 := valid_product_#res;main_~tmp~0 := main_#t~ret0;havoc main_#t~ret0; 1443#L130 assume 0 != main_~tmp~0; 1429#L103 havoc test_#t~nondet26, test_#t~nondet27, test_#t~nondet28, test_#t~nondet29, test_~splverifierCounter~0, test_~tmp~8, test_~tmp___0~3, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~8;havoc test_~tmp___0~3;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 1430#L163-1 [2018-11-28 12:48:59,473 INFO L796 eck$LassoCheckResult]: Loop: 1430#L163-1 assume !false; 1948#L532 assume test_~splverifierCounter~0 < 4; 1947#L533 test_~tmp~8 := test_#t~nondet26;havoc test_#t~nondet26; 1588#L541 assume !(0 != test_~tmp~8); 1589#L541-1 test_~tmp___0~3 := test_#t~nondet27;havoc test_#t~nondet27; 1711#L551 assume !(0 != test_~tmp___0~3); 1658#L551-1 test_~tmp___2~0 := test_#t~nondet28;havoc test_#t~nondet28; 1714#L561 assume !(0 != test_~tmp___2~0);test_~tmp___1~0 := test_#t~nondet29;havoc test_#t~nondet29; 1709#L573 assume !(0 != test_~tmp___1~0); 1587#L573-1 assume !(0 != ~pumpRunning~0); 1814#L197 assume 0 != ~systemActive~0; 1815#L340 assume !(0 != ~__SELECTED_FEATURE_methaneAlarm~0); 1990#L297-2 assume !(0 != ~__SELECTED_FEATURE_lowWaterSensor~0); 1984#L254-8 assume !(0 != ~__SELECTED_FEATURE_highWaterSensor~0); 1535#L204 havoc __utac_acc__Specification4_spec__1_#t~ret1, __utac_acc__Specification4_spec__1_#t~ret2, __utac_acc__Specification4_spec__1_~tmp~1, __utac_acc__Specification4_spec__1_~tmp___0~0;havoc __utac_acc__Specification4_spec__1_~tmp~1;havoc __utac_acc__Specification4_spec__1_~tmp___0~0;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~9;havoc getWaterLevel_~retValue_acc~9;getWaterLevel_~retValue_acc~9 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~9; 1536#L1048 __utac_acc__Specification4_spec__1_#t~ret1 := getWaterLevel_#res;__utac_acc__Specification4_spec__1_~tmp~1 := __utac_acc__Specification4_spec__1_#t~ret1;havoc __utac_acc__Specification4_spec__1_#t~ret1; 1866#L163 assume !(0 == __utac_acc__Specification4_spec__1_~tmp~1); 1430#L163-1 [2018-11-28 12:48:59,473 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:48:59,474 INFO L82 PathProgramCache]: Analyzing trace with hash 1125405515, now seen corresponding path program 2 times [2018-11-28 12:48:59,474 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:48:59,474 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:48:59,475 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:48:59,475 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:48:59,476 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:48:59,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:48:59,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:48:59,537 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:48:59,537 INFO L82 PathProgramCache]: Analyzing trace with hash -1493625367, now seen corresponding path program 1 times [2018-11-28 12:48:59,538 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:48:59,538 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:48:59,539 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:48:59,539 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 12:48:59,539 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:48:59,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:48:59,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:48:59,549 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:48:59,549 INFO L82 PathProgramCache]: Analyzing trace with hash -1931444257, now seen corresponding path program 1 times [2018-11-28 12:48:59,550 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:48:59,550 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:48:59,551 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:48:59,553 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:48:59,553 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:48:59,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:48:59,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:49:05,027 WARN L180 SmtUtils]: Spent 5.33 s on a formula simplification. DAG size of input: 487 DAG size of output: 485 [2018-11-28 12:49:07,150 WARN L180 SmtUtils]: Spent 2.11 s on a formula simplification that was a NOOP. DAG size: 434 [2018-11-28 12:49:07,186 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 12:49:07 BoogieIcfgContainer [2018-11-28 12:49:07,186 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-28 12:49:07,186 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 12:49:07,186 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 12:49:07,187 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 12:49:07,188 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:48:58" (3/4) ... [2018-11-28 12:49:07,190 INFO L141 WitnessPrinter]: Generating witness for non-termination counterexample [2018-11-28 12:49:07,230 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_e2fdbf76-2cf5-4289-8a4b-1b8acad784cc/bin-2019/uautomizer/witness.graphml [2018-11-28 12:49:07,230 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 12:49:07,231 INFO L168 Benchmark]: Toolchain (without parser) took 9915.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 217.6 MB). Free memory was 950.6 MB in the beginning and 965.2 MB in the end (delta: -14.6 MB). Peak memory consumption was 203.0 MB. Max. memory is 11.5 GB. [2018-11-28 12:49:07,232 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 12:49:07,232 INFO L168 Benchmark]: CACSL2BoogieTranslator took 387.79 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.4 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -162.3 MB). Peak memory consumption was 30.4 MB. Max. memory is 11.5 GB. [2018-11-28 12:49:07,232 INFO L168 Benchmark]: Boogie Procedure Inliner took 76.10 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: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-28 12:49:07,232 INFO L168 Benchmark]: Boogie Preprocessor took 72.38 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-28 12:49:07,233 INFO L168 Benchmark]: RCFGBuilder took 1100.33 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 951.3 MB in the end (delta: 145.4 MB). Peak memory consumption was 145.4 MB. Max. memory is 11.5 GB. [2018-11-28 12:49:07,234 INFO L168 Benchmark]: BuchiAutomizer took 8231.33 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 91.2 MB). Free memory was 951.3 MB in the beginning and 972.1 MB in the end (delta: -20.8 MB). Peak memory consumption was 166.0 MB. Max. memory is 11.5 GB. [2018-11-28 12:49:07,234 INFO L168 Benchmark]: Witness Printer took 43.90 ms. Allocated memory is still 1.2 GB. Free memory was 972.1 MB in the beginning and 965.2 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2018-11-28 12:49:07,236 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 387.79 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.4 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -162.3 MB). Peak memory consumption was 30.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 76.10 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: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 72.38 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1100.33 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 951.3 MB in the end (delta: 145.4 MB). Peak memory consumption was 145.4 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 8231.33 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 91.2 MB). Free memory was 951.3 MB in the beginning and 972.1 MB in the end (delta: -20.8 MB). Peak memory consumption was 166.0 MB. Max. memory is 11.5 GB. * Witness Printer took 43.90 ms. Allocated memory is still 1.2 GB. Free memory was 972.1 MB in the beginning and 965.2 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (1 trivial, 0 deterministic, 0 nondeterministic) and one nonterminating remainder module.1 modules have a trivial ranking function, the largest among these consists of 3 locations. The remainder module has 905 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 8.1s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 7.9s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 905 states and ocurred in iteration 1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 728 SDtfs, 717 SDslu, 702 SDs, 0 SdLazy, 10 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont1 unkn0 SFLI1 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: 531]: 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=0, NULL=0, NULL=24, retValue_acc=1, methaneLevelCritical=0, NULL=0, NULL=31, tmp=0, tmp___1=0, NULL=17, cleanupTimeShifts=4, NULL=20, NULL=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6675e082=0, waterLevel=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@54ff098=0, __SELECTED_FEATURE_methaneAlarm=0, NULL=38, NULL=0, NULL=36, \result=1, head=0, pumpRunning=0, tmp=1, NULL=39, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@23ed937=0, NULL=28, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3f7e89e1=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@32b04fb1=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6b2117fd=0, NULL=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@767ed8c=0, NULL=35, tmp=1, NULL=0, NULL=0, retValue_acc=1, __SELECTED_FEATURE_stopCommand=0, tmp___0=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2d81764c=0, NULL=26, NULL=37, head=0, retValue_acc=56, NULL=34, NULL=23, NULL=22, choice=56, NULL=0, \result=56, retValue_acc=0, __SELECTED_FEATURE_base=1, NULL=0, NULL=27, __GUIDSL_ROOT_PRODUCTION=1, NULL=0, tmp___0=0, NULL=14, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5081086d=0, NULL=11, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@73583aa5=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7c21615c=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@11cf1628=0, NULL=0, NULL=0, systemActive=1, \result=1, __SELECTED_FEATURE_lowWaterSensor=0, NULL=0, NULL=0, NULL=0, NULL=0, NULL=0, NULL=15, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2e8566b=0, \result=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@40c004ac=0, NULL=8, NULL=18, NULL=0, NULL=33, NULL=0, __SELECTED_FEATURE_highWaterSensor=0, NULL=0, NULL=0, NULL=16, __SELECTED_FEATURE_methaneQuery=0, tmp___2=0, splverifierCounter=0, NULL=0, NULL=0, NULL=29, __SELECTED_FEATURE_startCommand=56, NULL=19, NULL=0, NULL=0, NULL=0, NULL=12} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 1]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L40] int cleanupTimeShifts = 4; [L145] int __SELECTED_FEATURE_base ; [L146] int __SELECTED_FEATURE_highWaterSensor ; [L147] int __SELECTED_FEATURE_lowWaterSensor ; [L148] int __SELECTED_FEATURE_methaneQuery ; [L149] int __SELECTED_FEATURE_methaneAlarm ; [L150] int __SELECTED_FEATURE_stopCommand ; [L151] int __SELECTED_FEATURE_startCommand ; [L152] int __GUIDSL_ROOT_PRODUCTION ; [L190] int pumpRunning = 0; [L191] int systemActive = 1; [L776] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L973] int waterLevel = 1; [L974] int methaneLevelCritical = 0; [L121] int retValue_acc ; [L122] int tmp ; [L1107] __GUIDSL_ROOT_PRODUCTION = 1 [L1092] __SELECTED_FEATURE_base = 1 [L1078] int retValue_acc ; [L1079] int choice = __VERIFIER_nondet_int(); [L1082] retValue_acc = choice [L1083] return (retValue_acc); [L1093] __SELECTED_FEATURE_highWaterSensor = select_one() [L1078] int retValue_acc ; [L1079] int choice = __VERIFIER_nondet_int(); [L1082] retValue_acc = choice [L1083] return (retValue_acc); [L1094] __SELECTED_FEATURE_lowWaterSensor = select_one() [L1078] int retValue_acc ; [L1079] int choice = __VERIFIER_nondet_int(); [L1082] retValue_acc = choice [L1083] return (retValue_acc); [L1095] __SELECTED_FEATURE_methaneQuery = select_one() [L1078] int retValue_acc ; [L1079] int choice = __VERIFIER_nondet_int(); [L1082] retValue_acc = choice [L1083] return (retValue_acc); [L1096] __SELECTED_FEATURE_methaneAlarm = select_one() [L1078] int retValue_acc ; [L1079] int choice = __VERIFIER_nondet_int(); [L1082] retValue_acc = choice [L1083] return (retValue_acc); [L1097] __SELECTED_FEATURE_stopCommand = select_one() [L1078] int retValue_acc ; [L1079] int choice = __VERIFIER_nondet_int(); [L1082] retValue_acc = choice [L1083] return (retValue_acc); [L1098] __SELECTED_FEATURE_startCommand = select_one() [L1112] int retValue_acc ; [L1115] retValue_acc = __SELECTED_FEATURE_base [L1116] return (retValue_acc); [L128] tmp = valid_product() [L130] COND TRUE \read(tmp) [L522] int splverifierCounter ; [L523] int tmp ; [L524] int tmp___0 ; [L525] int tmp___1 ; [L526] int tmp___2 ; [L529] splverifierCounter = 0 Loop: [L531] COND TRUE 1 [L533] COND TRUE splverifierCounter < 4 [L539] tmp = __VERIFIER_nondet_int() [L541] COND FALSE !(\read(tmp)) [L549] tmp___0 = __VERIFIER_nondet_int() [L551] COND FALSE !(\read(tmp___0)) [L559] tmp___2 = __VERIFIER_nondet_int() [L561] COND FALSE !(\read(tmp___2)) [L571] tmp___1 = __VERIFIER_nondet_int() [L573] COND FALSE !(\read(tmp___1)) [L197] COND FALSE !(\read(pumpRunning)) [L204] COND TRUE \read(systemActive) [L340] COND FALSE !(\read(__SELECTED_FEATURE_methaneAlarm)) [L297] COND FALSE !(\read(__SELECTED_FEATURE_lowWaterSensor)) [L254] COND FALSE !(\read(__SELECTED_FEATURE_highWaterSensor)) [L156] int tmp ; [L157] int tmp___0 ; [L1044] int retValue_acc ; [L1047] retValue_acc = waterLevel [L1048] return (retValue_acc); [L161] tmp = getWaterLevel() [L163] COND FALSE !(tmp == 0) End of lasso representation. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...