./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product02.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_19ce639d-f5f9-406b-8177-fb9c86a08d52/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_19ce639d-f5f9-406b-8177-fb9c86a08d52/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_19ce639d-f5f9-406b-8177-fb9c86a08d52/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_19ce639d-f5f9-406b-8177-fb9c86a08d52/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product02.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_19ce639d-f5f9-406b-8177-fb9c86a08d52/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_19ce639d-f5f9-406b-8177-fb9c86a08d52/bin/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 3d4424fd56eee579c48980b036d65ad5b2d9388e .............................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(TERM) --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 09:02:57,199 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 09:02:57,200 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 09:02:57,211 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 09:02:57,211 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 09:02:57,212 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 09:02:57,213 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 09:02:57,216 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 09:02:57,217 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 09:02:57,218 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 09:02:57,218 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 09:02:57,219 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 09:02:57,220 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 09:02:57,220 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 09:02:57,221 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 09:02:57,222 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 09:02:57,225 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 09:02:57,226 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 09:02:57,227 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 09:02:57,229 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 09:02:57,230 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 09:02:57,241 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 09:02:57,242 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 09:02:57,243 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 09:02:57,244 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 09:02:57,244 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 09:02:57,244 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 09:02:57,245 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 09:02:57,245 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 09:02:57,246 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 09:02:57,246 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 09:02:57,246 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 09:02:57,247 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 09:02:57,247 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 09:02:57,248 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 09:02:57,248 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 09:02:57,249 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 09:02:57,249 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 09:02:57,249 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 09:02:57,250 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 09:02:57,250 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 09:02:57,251 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_19ce639d-f5f9-406b-8177-fb9c86a08d52/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-10-22 09:02:57,269 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 09:02:57,272 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 09:02:57,274 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 09:02:57,274 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 09:02:57,274 INFO L138 SettingsManager]: * Use SBE=true [2019-10-22 09:02:57,275 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-10-22 09:02:57,275 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-10-22 09:02:57,275 INFO L138 SettingsManager]: * Use old map elimination=false [2019-10-22 09:02:57,275 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-10-22 09:02:57,275 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-10-22 09:02:57,275 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-10-22 09:02:57,276 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 09:02:57,276 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 09:02:57,276 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-10-22 09:02:57,276 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 09:02:57,276 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 09:02:57,276 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 09:02:57,277 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-10-22 09:02:57,277 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-10-22 09:02:57,277 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-10-22 09:02:57,277 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 09:02:57,277 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 09:02:57,277 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-10-22 09:02:57,278 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 09:02:57,278 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-10-22 09:02:57,279 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 09:02:57,279 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 09:02:57,280 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-10-22 09:02:57,280 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 09:02:57,280 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-22 09:02:57,280 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-10-22 09:02:57,281 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-10-22 09:02:57,282 INFO L138 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_19ce639d-f5f9-406b-8177-fb9c86a08d52/bin/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 -> 3d4424fd56eee579c48980b036d65ad5b2d9388e [2019-10-22 09:02:57,305 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 09:02:57,314 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 09:02:57,317 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 09:02:57,319 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 09:02:57,319 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 09:02:57,319 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_19ce639d-f5f9-406b-8177-fb9c86a08d52/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec2_product02.cil.c [2019-10-22 09:02:57,362 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_19ce639d-f5f9-406b-8177-fb9c86a08d52/bin/uautomizer/data/c4b7ec5b0/2bbda25b0c674875ac9e2961f1da6b43/FLAGee65de66f [2019-10-22 09:02:57,787 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 09:02:57,787 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_19ce639d-f5f9-406b-8177-fb9c86a08d52/sv-benchmarks/c/product-lines/minepump_spec2_product02.cil.c [2019-10-22 09:02:57,797 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_19ce639d-f5f9-406b-8177-fb9c86a08d52/bin/uautomizer/data/c4b7ec5b0/2bbda25b0c674875ac9e2961f1da6b43/FLAGee65de66f [2019-10-22 09:02:57,814 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_19ce639d-f5f9-406b-8177-fb9c86a08d52/bin/uautomizer/data/c4b7ec5b0/2bbda25b0c674875ac9e2961f1da6b43 [2019-10-22 09:02:57,816 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 09:02:57,817 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 09:02:57,818 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 09:02:57,819 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 09:02:57,825 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 09:02:57,825 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 09:02:57" (1/1) ... [2019-10-22 09:02:57,828 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@306f10c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:57, skipping insertion in model container [2019-10-22 09:02:57,828 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 09:02:57" (1/1) ... [2019-10-22 09:02:57,835 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 09:02:57,868 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 09:02:58,205 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 09:02:58,217 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 09:02:58,305 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 09:02:58,346 INFO L192 MainTranslator]: Completed translation [2019-10-22 09:02:58,347 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:58 WrapperNode [2019-10-22 09:02:58,347 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 09:02:58,348 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 09:02:58,348 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 09:02:58,348 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 09:02:58,358 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:58" (1/1) ... [2019-10-22 09:02:58,373 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:58" (1/1) ... [2019-10-22 09:02:58,399 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 09:02:58,399 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 09:02:58,399 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 09:02:58,399 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 09:02:58,408 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:58" (1/1) ... [2019-10-22 09:02:58,408 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:58" (1/1) ... [2019-10-22 09:02:58,411 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:58" (1/1) ... [2019-10-22 09:02:58,411 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:58" (1/1) ... [2019-10-22 09:02:58,418 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:58" (1/1) ... [2019-10-22 09:02:58,423 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:58" (1/1) ... [2019-10-22 09:02:58,424 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:58" (1/1) ... [2019-10-22 09:02:58,427 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 09:02:58,427 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 09:02:58,427 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 09:02:58,428 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 09:02:58,428 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:58" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_19ce639d-f5f9-406b-8177-fb9c86a08d52/bin/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 [2019-10-22 09:02:58,499 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 09:02:58,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-22 09:02:58,500 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 09:02:58,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 09:02:59,068 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 09:02:59,068 INFO L284 CfgBuilder]: Removed 70 assume(true) statements. [2019-10-22 09:02:59,069 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 09:02:59 BoogieIcfgContainer [2019-10-22 09:02:59,069 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 09:02:59,070 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-10-22 09:02:59,071 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-10-22 09:02:59,074 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-10-22 09:02:59,075 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-10-22 09:02:59,075 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 22.10 09:02:57" (1/3) ... [2019-10-22 09:02:59,076 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@583772f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.10 09:02:59, skipping insertion in model container [2019-10-22 09:02:59,076 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-10-22 09:02:59,076 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:58" (2/3) ... [2019-10-22 09:02:59,077 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@583772f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.10 09:02:59, skipping insertion in model container [2019-10-22 09:02:59,077 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-10-22 09:02:59,077 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 09:02:59" (3/3) ... [2019-10-22 09:02:59,078 INFO L371 chiAutomizerObserver]: Analyzing ICFG minepump_spec2_product02.cil.c [2019-10-22 09:02:59,124 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-10-22 09:02:59,124 INFO L357 BuchiCegarLoop]: Hoare is false [2019-10-22 09:02:59,124 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-10-22 09:02:59,124 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 09:02:59,125 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 09:02:59,125 INFO L361 BuchiCegarLoop]: Difference is false [2019-10-22 09:02:59,125 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 09:02:59,125 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-10-22 09:02:59,141 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 58 states. [2019-10-22 09:02:59,160 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 35 [2019-10-22 09:02:59,160 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-10-22 09:02:59,161 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-10-22 09:02:59,168 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:02:59,168 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:02:59,168 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-10-22 09:02:59,168 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 58 states. [2019-10-22 09:02:59,171 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 35 [2019-10-22 09:02:59,172 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-10-22 09:02:59,172 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-10-22 09:02:59,172 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:02:59,172 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:02:59,177 INFO L791 eck$LassoCheckResult]: Stem: 26#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;call #t~string2.base, #t~string2.offset := #Ultimate.allocOnStack(13);call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string4.base, #t~string4.offset, 1);call write~init~int(77, #t~string4.base, 1 + #t~string4.offset, 1);call write~init~int(101, #t~string4.base, 2 + #t~string4.offset, 1);call write~init~int(116, #t~string4.base, 3 + #t~string4.offset, 1);call write~init~int(104, #t~string4.base, 4 + #t~string4.offset, 1);call write~init~int(58, #t~string4.base, 5 + #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 6 + #t~string4.offset, 1);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string6.base, #t~string6.offset, 1);call write~init~int(82, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(73, #t~string6.base, 2 + #t~string6.offset, 1);call write~init~int(84, #t~string6.base, 3 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 4 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(75, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string10.base, #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 1 + #t~string10.offset, 1);~methAndRunningLastTime~0 := 0;~head~0.base, ~head~0.offset := 0, 0;call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(21);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(30);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(9);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(21);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(30);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(9);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(25);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(30);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(9);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(25);~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(13);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string53.base, #t~string53.offset, 1);call write~init~int(110, #t~string53.base, 1 + #t~string53.offset, 1);call write~init~int(0, #t~string53.base, 2 + #t~string53.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string55.base, #t~string55.offset, 1);call write~init~int(102, #t~string55.base, 1 + #t~string55.offset, 1);call write~init~int(102, #t~string55.base, 2 + #t~string55.offset, 1);call write~init~int(0, #t~string55.base, 3 + #t~string55.offset, 1);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string57.base, #t~string57.offset, 1);call write~init~int(80, #t~string57.base, 1 + #t~string57.offset, 1);call write~init~int(117, #t~string57.base, 2 + #t~string57.offset, 1);call write~init~int(109, #t~string57.base, 3 + #t~string57.offset, 1);call write~init~int(112, #t~string57.base, 4 + #t~string57.offset, 1);call write~init~int(58, #t~string57.base, 5 + #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 6 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string59.base, #t~string59.offset, 1);call write~init~int(110, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 2 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string61.base, #t~string61.offset, 1);call write~init~int(102, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(102, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 3 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string63.base, #t~string63.offset, 1);call write~init~int(32, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 2 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string65.base, #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 1 + #t~string65.offset, 1); 11#L-1true havoc main_#res;havoc main_#t~ret48, main_~retValue_acc~7, main_~tmp~4;havoc main_~retValue_acc~7;havoc main_~tmp~4; 14#L65true havoc valid_product_#res;havoc valid_product_~retValue_acc~1;havoc valid_product_~retValue_acc~1;valid_product_~retValue_acc~1 := 1;valid_product_#res := valid_product_~retValue_acc~1; 9#L73true main_#t~ret48 := valid_product_#res;main_~tmp~4 := main_#t~ret48;havoc main_#t~ret48; 58#L657true assume 0 != main_~tmp~4; 4#L632true ~methAndRunningLastTime~0 := 0; 30#L172true havoc test_#t~nondet66, test_#t~nondet67, test_#t~nondet68, test_#t~nondet69, test_~splverifierCounter~0, test_~tmp~5, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~5;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 29#L183-1true [2019-10-22 09:02:59,178 INFO L793 eck$LassoCheckResult]: Loop: 29#L183-1true assume !false; 7#L800true assume test_~splverifierCounter~0 < 4; 21#L801true test_~tmp~5 := test_#t~nondet66;havoc test_#t~nondet66; 23#L809true assume !(0 != test_~tmp~5); 28#L809-1true test_~tmp___0~1 := test_#t~nondet67;havoc test_#t~nondet67; 13#L819true assume !(0 != test_~tmp___0~1); 15#L819-1true test_~tmp___2~0 := test_#t~nondet68;havoc test_#t~nondet68; 56#L829true assume 0 != test_~tmp___2~0;~systemActive~0 := 1; 3#L837-2true assume !(0 != ~pumpRunning~0); 24#L681true assume 0 != ~systemActive~0; 37#L688true havoc __utac_acc__Specification2_spec__2_#t~ret11, __utac_acc__Specification2_spec__2_#t~ret12, __utac_acc__Specification2_spec__2_~tmp~0, __utac_acc__Specification2_spec__2_~tmp___0~0;havoc __utac_acc__Specification2_spec__2_~tmp~0;havoc __utac_acc__Specification2_spec__2_~tmp___0~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~2;havoc isMethaneLevelCritical_~retValue_acc~2;isMethaneLevelCritical_~retValue_acc~2 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~2; 12#L127true __utac_acc__Specification2_spec__2_#t~ret11 := isMethaneLevelCritical_#res;__utac_acc__Specification2_spec__2_~tmp~0 := __utac_acc__Specification2_spec__2_#t~ret11;havoc __utac_acc__Specification2_spec__2_#t~ret11; 32#L183true assume !(0 != __utac_acc__Specification2_spec__2_~tmp~0);~methAndRunningLastTime~0 := 0; 29#L183-1true [2019-10-22 09:02:59,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:02:59,183 INFO L82 PathProgramCache]: Analyzing trace with hash 1804904775, now seen corresponding path program 1 times [2019-10-22 09:02:59,191 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:02:59,191 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [136819537] [2019-10-22 09:02:59,191 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:02:59,191 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:02:59,192 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:02:59,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:02:59,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:02:59,867 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 09:02:59,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:02:59,869 INFO L82 PathProgramCache]: Analyzing trace with hash 2663790, now seen corresponding path program 1 times [2019-10-22 09:02:59,869 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:02:59,869 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [261276585] [2019-10-22 09:02:59,869 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:02:59,869 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:02:59,869 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:02:59,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:02:59,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:02:59,889 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 09:02:59,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:02:59,893 INFO L82 PathProgramCache]: Analyzing trace with hash 835960296, now seen corresponding path program 1 times [2019-10-22 09:02:59,893 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:02:59,894 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1442040636] [2019-10-22 09:02:59,894 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:02:59,894 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:02:59,894 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:03:00,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:03:00,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:03:00,235 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 09:03:18,197 WARN L191 SmtUtils]: Spent 17.81 s on a formula simplification. DAG size of input: 455 DAG size of output: 453 [2019-10-22 09:03:25,992 WARN L191 SmtUtils]: Spent 7.79 s on a formula simplification that was a NOOP. DAG size: 451 [2019-10-22 09:03:26,040 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.10 09:03:26 BoogieIcfgContainer [2019-10-22 09:03:26,040 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-10-22 09:03:26,040 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 09:03:26,040 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 09:03:26,040 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 09:03:26,041 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 09:02:59" (3/4) ... [2019-10-22 09:03:26,043 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2019-10-22 09:03:26,083 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_19ce639d-f5f9-406b-8177-fb9c86a08d52/bin/uautomizer/witness.graphml [2019-10-22 09:03:26,083 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 09:03:26,084 INFO L168 Benchmark]: Toolchain (without parser) took 28266.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 186.6 MB). Free memory was 944.5 MB in the beginning and 873.3 MB in the end (delta: 71.3 MB). Peak memory consumption was 257.9 MB. Max. memory is 11.5 GB. [2019-10-22 09:03:26,084 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 09:03:26,085 INFO L168 Benchmark]: CACSL2BoogieTranslator took 529.15 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.9 MB). Free memory was 939.1 MB in the beginning and 1.1 GB in the end (delta: -171.2 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2019-10-22 09:03:26,085 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.00 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 09:03:26,086 INFO L168 Benchmark]: Boogie Preprocessor took 28.02 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. [2019-10-22 09:03:26,086 INFO L168 Benchmark]: RCFGBuilder took 642.21 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: 49.2 MB). Peak memory consumption was 49.2 MB. Max. memory is 11.5 GB. [2019-10-22 09:03:26,087 INFO L168 Benchmark]: BuchiAutomizer took 26970.05 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 58.7 MB). Free memory was 1.1 GB in the beginning and 882.6 MB in the end (delta: 173.2 MB). Peak memory consumption was 251.2 MB. Max. memory is 11.5 GB. [2019-10-22 09:03:26,087 INFO L168 Benchmark]: Witness Printer took 42.64 ms. Allocated memory is still 1.2 GB. Free memory was 882.6 MB in the beginning and 873.3 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 11.5 GB. [2019-10-22 09:03:26,090 INFO L335 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 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 529.15 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.9 MB). Free memory was 939.1 MB in the beginning and 1.1 GB in the end (delta: -171.2 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 51.00 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.02 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 642.21 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: 49.2 MB). Peak memory consumption was 49.2 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 26970.05 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 58.7 MB). Free memory was 1.1 GB in the beginning and 882.6 MB in the end (delta: 173.2 MB). Peak memory consumption was 251.2 MB. Max. memory is 11.5 GB. * Witness Printer took 42.64 ms. Allocated memory is still 1.2 GB. Free memory was 882.6 MB in the beginning and 873.3 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 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 26.9s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 26.8s. 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: 799]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite execution State at position 0 is {NULL=4333} State at position 1 is {NULL=0, NULL=-7, NULL=-2, NULL=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@b71a61b=0, NULL=4333, NULL=0, NULL=0, NULL=0, NULL=0, NULL=0, NULL=-13, retValue_acc=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6f28809c=0, NULL=0, NULL=0, methaneLevelCritical=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@506b70bd=0, NULL=-21, NULL=0, tmp=0, NULL=4332, NULL=-15, NULL=-22, tmp___1=0, NULL=0, NULL=0, NULL=0, NULL=0, NULL=-9, cleanupTimeShifts=4, NULL=-17, NULL=-1, NULL=-18, NULL=-24, NULL=-4, NULL=0, systemActive=1, waterLevel=1, NULL=0, retValue_acc=0, NULL=0, NULL=-6, NULL=0, NULL=0, NULL=0, NULL=-5, \result=1, head=0, pumpRunning=0, NULL=-12, \result=0, tmp=1, NULL=0, NULL=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@420294a2=0, NULL=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@79b85a9a=66, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@707aea87=0, NULL=0, NULL=0, NULL=-11, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@24982899=0, tmp___0=0, NULL=-23, retValue_acc=1, tmp___2=66, tmp___0=0, splverifierCounter=0, NULL=0, methAndRunningLastTime=0, \result=0, NULL=-10, NULL=-16, head=0, NULL=-14, tmp=0, NULL=0, NULL=-19, NULL=-3, NULL=-8, NULL=-20} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 1]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L84] int waterLevel = 1; [L85] int methaneLevelCritical = 0; [L166] int methAndRunningLastTime ; [L374] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L571] int cleanupTimeShifts = 4; [L674] int pumpRunning = 0; [L675] int systemActive = 1; [L648] int retValue_acc ; [L649] int tmp ; [L69] int retValue_acc ; [L72] retValue_acc = 1 [L73] return (retValue_acc); [L655] tmp = valid_product() [L657] COND TRUE \read(tmp) [L171] methAndRunningLastTime = 0 [L790] int splverifierCounter ; [L791] int tmp ; [L792] int tmp___0 ; [L793] int tmp___1 ; [L794] int tmp___2 ; [L797] splverifierCounter = 0 Loop: [L799] COND TRUE 1 [L801] COND TRUE splverifierCounter < 4 [L807] tmp = __VERIFIER_nondet_int() [L809] COND FALSE !(\read(tmp)) [L817] tmp___0 = __VERIFIER_nondet_int() [L819] COND FALSE !(\read(tmp___0)) [L827] tmp___2 = __VERIFIER_nondet_int() [L829] COND TRUE \read(tmp___2) [L784] systemActive = 1 [L681] COND FALSE !(\read(pumpRunning)) [L688] COND TRUE \read(systemActive) [L176] int tmp ; [L177] int tmp___0 ; [L123] int retValue_acc ; [L126] retValue_acc = methaneLevelCritical [L127] return (retValue_acc); [L181] tmp = isMethaneLevelCritical() [L183] COND FALSE !(\read(tmp)) [L199] methAndRunningLastTime = 0 End of lasso representation. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...