./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product04_true-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_b423207a-df91-467a-9e7e-444b2c7421a4/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b423207a-df91-467a-9e7e-444b2c7421a4/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b423207a-df91-467a-9e7e-444b2c7421a4/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b423207a-df91-467a-9e7e-444b2c7421a4/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product04_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_b423207a-df91-467a-9e7e-444b2c7421a4/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b423207a-df91-467a-9e7e-444b2c7421a4/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 ec9c68e540d71032e1f0fa689079da08dc76dcea ................................................................................................................................................................................................................................................................................................................... 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 12:01:47,163 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 12:01:47,164 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 12:01:47,171 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 12:01:47,171 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 12:01:47,172 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 12:01:47,173 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 12:01:47,174 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 12:01:47,175 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 12:01:47,175 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 12:01:47,176 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 12:01:47,176 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 12:01:47,177 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 12:01:47,178 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 12:01:47,178 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 12:01:47,179 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 12:01:47,180 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 12:01:47,181 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 12:01:47,182 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 12:01:47,183 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 12:01:47,184 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 12:01:47,185 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 12:01:47,186 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 12:01:47,187 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 12:01:47,187 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 12:01:47,188 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 12:01:47,188 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 12:01:47,189 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 12:01:47,189 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 12:01:47,190 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 12:01:47,190 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 12:01:47,191 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 12:01:47,191 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 12:01:47,191 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 12:01:47,192 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 12:01:47,192 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 12:01:47,192 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b423207a-df91-467a-9e7e-444b2c7421a4/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-28 12:01:47,204 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 12:01:47,204 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 12:01:47,205 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 12:01:47,205 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 12:01:47,205 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 12:01:47,205 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-28 12:01:47,205 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-28 12:01:47,206 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-28 12:01:47,206 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-28 12:01:47,206 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-28 12:01:47,206 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-28 12:01:47,206 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 12:01:47,206 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 12:01:47,206 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-28 12:01:47,207 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 12:01:47,207 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 12:01:47,207 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 12:01:47,207 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-28 12:01:47,207 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-28 12:01:47,207 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-28 12:01:47,207 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 12:01:47,207 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 12:01:47,208 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-28 12:01:47,208 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 12:01:47,208 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-28 12:01:47,208 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 12:01:47,208 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 12:01:47,208 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-28 12:01:47,209 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 12:01:47,209 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 12:01:47,209 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-28 12:01:47,209 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-28 12:01:47,210 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_b423207a-df91-467a-9e7e-444b2c7421a4/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 -> ec9c68e540d71032e1f0fa689079da08dc76dcea [2018-11-28 12:01:47,231 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 12:01:47,239 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 12:01:47,241 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 12:01:47,242 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 12:01:47,243 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 12:01:47,243 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b423207a-df91-467a-9e7e-444b2c7421a4/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec2_product04_true-unreach-call_false-termination.cil.c [2018-11-28 12:01:47,279 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b423207a-df91-467a-9e7e-444b2c7421a4/bin-2019/uautomizer/data/56dc49429/b120815c5ac14cbc8a498994c1568d84/FLAG00f26ad35 [2018-11-28 12:01:47,714 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 12:01:47,716 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b423207a-df91-467a-9e7e-444b2c7421a4/sv-benchmarks/c/product-lines/minepump_spec2_product04_true-unreach-call_false-termination.cil.c [2018-11-28 12:01:47,725 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b423207a-df91-467a-9e7e-444b2c7421a4/bin-2019/uautomizer/data/56dc49429/b120815c5ac14cbc8a498994c1568d84/FLAG00f26ad35 [2018-11-28 12:01:47,736 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b423207a-df91-467a-9e7e-444b2c7421a4/bin-2019/uautomizer/data/56dc49429/b120815c5ac14cbc8a498994c1568d84 [2018-11-28 12:01:47,739 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 12:01:47,740 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 12:01:47,741 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 12:01:47,741 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 12:01:47,743 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 12:01:47,744 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:01:47" (1/1) ... [2018-11-28 12:01:47,746 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75eb1ba8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:01:47, skipping insertion in model container [2018-11-28 12:01:47,746 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:01:47" (1/1) ... [2018-11-28 12:01:47,752 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 12:01:47,780 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 12:01:47,993 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 12:01:48,004 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 12:01:48,057 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 12:01:48,076 INFO L195 MainTranslator]: Completed translation [2018-11-28 12:01:48,076 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:01:48 WrapperNode [2018-11-28 12:01:48,076 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 12:01:48,077 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 12:01:48,077 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 12:01:48,077 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 12:01:48,081 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:01:48" (1/1) ... [2018-11-28 12:01:48,093 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:01:48" (1/1) ... [2018-11-28 12:01:48,115 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 12:01:48,115 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 12:01:48,115 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 12:01:48,115 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 12:01:48,121 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:01:48" (1/1) ... [2018-11-28 12:01:48,122 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:01:48" (1/1) ... [2018-11-28 12:01:48,124 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:01:48" (1/1) ... [2018-11-28 12:01:48,124 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:01:48" (1/1) ... [2018-11-28 12:01:48,127 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:01:48" (1/1) ... [2018-11-28 12:01:48,131 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:01:48" (1/1) ... [2018-11-28 12:01:48,132 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:01:48" (1/1) ... [2018-11-28 12:01:48,134 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 12:01:48,134 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 12:01:48,134 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 12:01:48,134 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 12:01:48,134 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:01:48" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b423207a-df91-467a-9e7e-444b2c7421a4/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 12:01:48,168 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 12:01:48,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-28 12:01:48,169 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 12:01:48,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 12:01:48,551 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 12:01:48,551 INFO L280 CfgBuilder]: Removed 74 assue(true) statements. [2018-11-28 12:01:48,552 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:01:48 BoogieIcfgContainer [2018-11-28 12:01:48,552 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 12:01:48,552 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-28 12:01:48,552 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-28 12:01:48,554 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-28 12:01:48,555 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 12:01:48,555 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 12:01:47" (1/3) ... [2018-11-28 12:01:48,556 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@649f87cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 12:01:48, skipping insertion in model container [2018-11-28 12:01:48,556 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 12:01:48,556 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:01:48" (2/3) ... [2018-11-28 12:01:48,557 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@649f87cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 12:01:48, skipping insertion in model container [2018-11-28 12:01:48,557 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 12:01:48,557 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:01:48" (3/3) ... [2018-11-28 12:01:48,558 INFO L375 chiAutomizerObserver]: Analyzing ICFG minepump_spec2_product04_true-unreach-call_false-termination.cil.c [2018-11-28 12:01:48,589 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 12:01:48,590 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-28 12:01:48,590 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-28 12:01:48,590 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-28 12:01:48,590 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 12:01:48,590 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 12:01:48,590 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-28 12:01:48,590 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 12:01:48,590 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-28 12:01:48,600 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 60 states. [2018-11-28 12:01:48,615 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 37 [2018-11-28 12:01:48,615 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 12:01:48,615 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 12:01:48,620 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:01:48,620 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:01:48,620 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-28 12:01:48,620 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 60 states. [2018-11-28 12:01:48,623 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 37 [2018-11-28 12:01:48,623 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 12:01:48,623 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 12:01:48,624 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:01:48,624 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:01:48,628 INFO L794 eck$LassoCheckResult]: Stem: 35#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];~head~0.base, ~head~0.offset := 0, 0;call #t~string18.base, #t~string18.offset := #Ultimate.alloc(30);call #t~string19.base, #t~string19.offset := #Ultimate.alloc(9);call #t~string20.base, #t~string20.offset := #Ultimate.alloc(21);call #t~string21.base, #t~string21.offset := #Ultimate.alloc(30);call #t~string22.base, #t~string22.offset := #Ultimate.alloc(9);call #t~string23.base, #t~string23.offset := #Ultimate.alloc(21);call #t~string27.base, #t~string27.offset := #Ultimate.alloc(30);call #t~string28.base, #t~string28.offset := #Ultimate.alloc(9);call #t~string29.base, #t~string29.offset := #Ultimate.alloc(25);call #t~string30.base, #t~string30.offset := #Ultimate.alloc(30);call #t~string31.base, #t~string31.offset := #Ultimate.alloc(9);call #t~string32.base, #t~string32.offset := #Ultimate.alloc(25);~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;call #t~string43.base, #t~string43.offset := #Ultimate.alloc(13);call #t~string45.base, #t~string45.offset := #Ultimate.alloc(3);call write~init~int(79, #t~string45.base, #t~string45.offset, 1);call write~init~int(110, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 2 + #t~string45.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.alloc(4);call write~init~int(79, #t~string47.base, #t~string47.offset, 1);call write~init~int(102, #t~string47.base, 1 + #t~string47.offset, 1);call write~init~int(102, #t~string47.base, 2 + #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 3 + #t~string47.offset, 1);call #t~string49.base, #t~string49.offset := #Ultimate.alloc(7);call write~init~int(44, #t~string49.base, #t~string49.offset, 1);call write~init~int(80, #t~string49.base, 1 + #t~string49.offset, 1);call write~init~int(117, #t~string49.base, 2 + #t~string49.offset, 1);call write~init~int(109, #t~string49.base, 3 + #t~string49.offset, 1);call write~init~int(112, #t~string49.base, 4 + #t~string49.offset, 1);call write~init~int(58, #t~string49.base, 5 + #t~string49.offset, 1);call write~init~int(0, #t~string49.base, 6 + #t~string49.offset, 1);call #t~string51.base, #t~string51.offset := #Ultimate.alloc(3);call write~init~int(79, #t~string51.base, #t~string51.offset, 1);call write~init~int(110, #t~string51.base, 1 + #t~string51.offset, 1);call write~init~int(0, #t~string51.base, 2 + #t~string51.offset, 1);call #t~string53.base, #t~string53.offset := #Ultimate.alloc(4);call write~init~int(79, #t~string53.base, #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 1 + #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 2 + #t~string53.offset, 1);call write~init~int(0, #t~string53.base, 3 + #t~string53.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.alloc(3);call write~init~int(41, #t~string55.base, #t~string55.offset, 1);call write~init~int(32, #t~string55.base, 1 + #t~string55.offset, 1);call write~init~int(0, #t~string55.base, 2 + #t~string55.offset, 1);call #t~string57.base, #t~string57.offset := #Ultimate.alloc(2);call write~init~int(10, #t~string57.base, #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 1 + #t~string57.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;call #t~string59.base, #t~string59.offset := #Ultimate.alloc(13);call #t~string61.base, #t~string61.offset := #Ultimate.alloc(7);call write~init~int(44, #t~string61.base, #t~string61.offset, 1);call write~init~int(77, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(101, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(116, #t~string61.base, 3 + #t~string61.offset, 1);call write~init~int(104, #t~string61.base, 4 + #t~string61.offset, 1);call write~init~int(58, #t~string61.base, 5 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 6 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.alloc(5);call write~init~int(67, #t~string63.base, #t~string63.offset, 1);call write~init~int(82, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(73, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(84, #t~string63.base, 3 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 4 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.alloc(3);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(75, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 2 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.alloc(2);call write~init~int(41, #t~string67.base, #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 1 + #t~string67.offset, 1);~methAndRunningLastTime~0 := 0; 15#L-1true havoc main_#res;havoc main_#t~ret36, main_~retValue_acc~5, main_~tmp~3;havoc main_~retValue_acc~5;havoc main_~tmp~3; 26#L431true havoc valid_product_#res;havoc valid_product_~retValue_acc~4;havoc valid_product_~retValue_acc~4;valid_product_~retValue_acc~4 := 1;valid_product_#res := valid_product_~retValue_acc~4; 29#L439true main_#t~ret36 := valid_product_#res;main_~tmp~3 := main_#t~ret36;havoc main_#t~ret36; 12#L533true assume 0 != main_~tmp~3; 60#L507true ~methAndRunningLastTime~0 := 0; 54#L851true havoc test_#t~nondet37, test_#t~nondet38, test_#t~nondet39, test_#t~nondet40, test_~splverifierCounter~0, test_~tmp~4, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~4;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 55#L862-1true [2018-11-28 12:01:48,628 INFO L796 eck$LassoCheckResult]: Loop: 55#L862-1true assume !false; 36#L560true assume test_~splverifierCounter~0 < 4; 41#L561true test_~tmp~4 := test_#t~nondet37;havoc test_#t~nondet37; 43#L569true assume !(0 != test_~tmp~4); 45#L569-1true test_~tmp___0~0 := test_#t~nondet38;havoc test_#t~nondet38; 38#L579true assume !(0 != test_~tmp___0~0); 39#L579-1true test_~tmp___2~0 := test_#t~nondet39;havoc test_#t~nondet39; 28#L589true assume 0 != test_~tmp___2~0;~systemActive~0 := 1; 33#L597-1true assume !(0 != ~pumpRunning~0); 4#L632true assume 0 != ~systemActive~0; 14#L639true havoc __utac_acc__Specification2_spec__2_#t~ret68, __utac_acc__Specification2_spec__2_#t~ret69, __utac_acc__Specification2_spec__2_~tmp~5, __utac_acc__Specification2_spec__2_~tmp___0~1;havoc __utac_acc__Specification2_spec__2_~tmp~5;havoc __utac_acc__Specification2_spec__2_~tmp___0~1;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~8;havoc isMethaneLevelCritical_~retValue_acc~8;isMethaneLevelCritical_~retValue_acc~8 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~8; 19#L808true __utac_acc__Specification2_spec__2_#t~ret68 := isMethaneLevelCritical_#res;__utac_acc__Specification2_spec__2_~tmp~5 := __utac_acc__Specification2_spec__2_#t~ret68;havoc __utac_acc__Specification2_spec__2_#t~ret68; 52#L862true assume !(0 != __utac_acc__Specification2_spec__2_~tmp~5);~methAndRunningLastTime~0 := 0; 55#L862-1true [2018-11-28 12:01:48,633 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:01:48,633 INFO L82 PathProgramCache]: Analyzing trace with hash 1804904775, now seen corresponding path program 1 times [2018-11-28 12:01:48,634 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:01:48,635 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:01:48,664 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:01:48,664 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:01:48,664 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:01:48,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:01:48,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:01:48,794 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:01:48,794 INFO L82 PathProgramCache]: Analyzing trace with hash 11252535, now seen corresponding path program 1 times [2018-11-28 12:01:48,794 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:01:48,794 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:01:48,795 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:01:48,795 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:01:48,795 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:01:48,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:01:48,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:01:48,808 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:01:48,808 INFO L82 PathProgramCache]: Analyzing trace with hash 844549041, now seen corresponding path program 1 times [2018-11-28 12:01:48,808 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:01:48,808 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:01:48,809 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:01:48,809 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:01:48,809 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:01:48,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:01:48,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:01:53,427 WARN L180 SmtUtils]: Spent 4.45 s on a formula simplification. DAG size of input: 429 DAG size of output: 427 [2018-11-28 12:01:55,533 WARN L180 SmtUtils]: Spent 2.10 s on a formula simplification that was a NOOP. DAG size: 425 [2018-11-28 12:01:55,576 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 12:01:55 BoogieIcfgContainer [2018-11-28 12:01:55,576 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-28 12:01:55,576 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 12:01:55,576 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 12:01:55,576 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 12:01:55,578 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:01:48" (3/4) ... [2018-11-28 12:01:55,580 INFO L141 WitnessPrinter]: Generating witness for non-termination counterexample [2018-11-28 12:01:55,622 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_b423207a-df91-467a-9e7e-444b2c7421a4/bin-2019/uautomizer/witness.graphml [2018-11-28 12:01:55,622 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 12:01:55,623 INFO L168 Benchmark]: Toolchain (without parser) took 7883.39 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 286.3 MB). Free memory was 950.6 MB in the beginning and 967.7 MB in the end (delta: -17.1 MB). Peak memory consumption was 269.2 MB. Max. memory is 11.5 GB. [2018-11-28 12:01:55,623 INFO L168 Benchmark]: CDTParser took 0.11 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 12:01:55,623 INFO L168 Benchmark]: CACSL2BoogieTranslator took 335.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.2 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -193.1 MB). Peak memory consumption was 23.9 MB. Max. memory is 11.5 GB. [2018-11-28 12:01:55,624 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.37 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: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-28 12:01:55,624 INFO L168 Benchmark]: Boogie Preprocessor took 18.54 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: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-28 12:01:55,624 INFO L168 Benchmark]: RCFGBuilder took 417.85 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: 51.3 MB). Peak memory consumption was 51.3 MB. Max. memory is 11.5 GB. [2018-11-28 12:01:55,626 INFO L168 Benchmark]: BuchiAutomizer took 7023.93 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 131.1 MB). Free memory was 1.1 GB in the beginning and 969.7 MB in the end (delta: 116.0 MB). Peak memory consumption was 332.1 MB. Max. memory is 11.5 GB. [2018-11-28 12:01:55,627 INFO L168 Benchmark]: Witness Printer took 45.70 ms. Allocated memory is still 1.3 GB. Free memory was 969.7 MB in the beginning and 967.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 11.5 GB. [2018-11-28 12:01:55,628 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 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 335.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.2 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -193.1 MB). Peak memory consumption was 23.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 38.37 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: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 18.54 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: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 417.85 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: 51.3 MB). Peak memory consumption was 51.3 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 7023.93 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 131.1 MB). Free memory was 1.1 GB in the beginning and 969.7 MB in the end (delta: 116.0 MB). Peak memory consumption was 332.1 MB. Max. memory is 11.5 GB. * Witness Printer took 45.70 ms. Allocated memory is still 1.3 GB. Free memory was 969.7 MB in the beginning and 967.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one nonterminating module. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 6.9s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 6.9s. 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: 559]: 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=14, NULL=0, NULL=0, retValue_acc=0, NULL=0, NULL=40, NULL=0, methaneLevelCritical=0, NULL=0, tmp=0, NULL=0, tmp___1=0, NULL=26, NULL=29, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@d7a6afa=0, NULL=34, NULL=27, cleanupTimeShifts=4, NULL=23, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@725f85bc=56, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@45723e17=0, NULL=19, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1b2d8d3c=0, NULL=15, NULL=0, NULL=0, NULL=0, NULL=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2ec72ccf=0, NULL=0, systemActive=1, waterLevel=1, NULL=0, NULL=0, retValue_acc=0, NULL=0, NULL=18, tmp___0=0, NULL=0, NULL=0, NULL=0, \result=1, NULL=36, head=0, pumpRunning=0, NULL=17, NULL=12, \result=0, NULL=33, tmp=1, NULL=0, NULL=0, NULL=0, retValue_acc=1, NULL=42, NULL=11, NULL=31, tmp___2=56, tmp___0=0, NULL=24, splverifierCounter=0, NULL=0, methAndRunningLastTime=0, \result=0, NULL=8, head=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@684b5693=0, NULL=0, NULL=35, NULL=28, NULL=0, NULL=22, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4662a4a6=0, NULL=0, NULL=0, NULL=20, tmp=0, NULL=43, NULL=16} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 1]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L209] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L444] int cleanupTimeShifts = 4; [L624] int pumpRunning = 0; [L625] int systemActive = 1; [L765] int waterLevel = 1; [L766] int methaneLevelCritical = 0; [L845] int methAndRunningLastTime ; [L524] int retValue_acc ; [L525] int tmp ; [L435] int retValue_acc ; [L438] retValue_acc = 1 [L439] return (retValue_acc); [L531] tmp = valid_product() [L533] COND TRUE \read(tmp) [L850] methAndRunningLastTime = 0 [L550] int splverifierCounter ; [L551] int tmp ; [L552] int tmp___0 ; [L553] int tmp___1 ; [L554] int tmp___2 ; [L557] splverifierCounter = 0 Loop: [L559] COND TRUE 1 [L561] COND TRUE splverifierCounter < 4 [L567] tmp = __VERIFIER_nondet_int() [L569] COND FALSE !(\read(tmp)) [L577] tmp___0 = __VERIFIER_nondet_int() [L579] COND FALSE !(\read(tmp___0)) [L587] tmp___2 = __VERIFIER_nondet_int() [L589] COND TRUE \read(tmp___2) [L750] systemActive = 1 [L632] COND FALSE !(\read(pumpRunning)) [L639] COND TRUE \read(systemActive) [L855] int tmp ; [L856] int tmp___0 ; [L804] int retValue_acc ; [L807] retValue_acc = methaneLevelCritical [L808] return (retValue_acc); [L860] tmp = isMethaneLevelCritical() [L862] COND FALSE !(\read(tmp)) [L878] methAndRunningLastTime = 0 End of lasso representation. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...