./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product19_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_24b9aff2-6e9e-4e16-aced-7d9d6e8357e4/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_24b9aff2-6e9e-4e16-aced-7d9d6e8357e4/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_24b9aff2-6e9e-4e16-aced-7d9d6e8357e4/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_24b9aff2-6e9e-4e16-aced-7d9d6e8357e4/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product19_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_24b9aff2-6e9e-4e16-aced-7d9d6e8357e4/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_24b9aff2-6e9e-4e16-aced-7d9d6e8357e4/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 827eeb7ed0fbeaca90933bfcb4457632a3c9b0ed ......................................................................................................................................................................................................................................................................................................................................................................... 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 10:33:51,263 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 10:33:51,264 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 10:33:51,271 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 10:33:51,271 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 10:33:51,272 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 10:33:51,273 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 10:33:51,274 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 10:33:51,275 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 10:33:51,275 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 10:33:51,276 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 10:33:51,276 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 10:33:51,277 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 10:33:51,278 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 10:33:51,278 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 10:33:51,279 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 10:33:51,279 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 10:33:51,280 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 10:33:51,282 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 10:33:51,283 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 10:33:51,284 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 10:33:51,284 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 10:33:51,286 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 10:33:51,286 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 10:33:51,286 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 10:33:51,287 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 10:33:51,288 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 10:33:51,288 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 10:33:51,289 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 10:33:51,290 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 10:33:51,290 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 10:33:51,290 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 10:33:51,290 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 10:33:51,290 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 10:33:51,291 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 10:33:51,292 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 10:33:51,292 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_24b9aff2-6e9e-4e16-aced-7d9d6e8357e4/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-28 10:33:51,300 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 10:33:51,300 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 10:33:51,301 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 10:33:51,301 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 10:33:51,301 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 10:33:51,301 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-28 10:33:51,301 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-28 10:33:51,302 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-28 10:33:51,302 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-28 10:33:51,302 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-28 10:33:51,302 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-28 10:33:51,302 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 10:33:51,302 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 10:33:51,302 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-28 10:33:51,303 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 10:33:51,303 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 10:33:51,303 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 10:33:51,303 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-28 10:33:51,303 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-28 10:33:51,303 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-28 10:33:51,303 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 10:33:51,303 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 10:33:51,304 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-28 10:33:51,304 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 10:33:51,304 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-28 10:33:51,304 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 10:33:51,304 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 10:33:51,304 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-28 10:33:51,304 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 10:33:51,304 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 10:33:51,305 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-28 10:33:51,305 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-28 10:33:51,306 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_24b9aff2-6e9e-4e16-aced-7d9d6e8357e4/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 -> 827eeb7ed0fbeaca90933bfcb4457632a3c9b0ed [2018-11-28 10:33:51,329 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 10:33:51,338 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 10:33:51,341 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 10:33:51,342 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 10:33:51,342 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 10:33:51,343 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_24b9aff2-6e9e-4e16-aced-7d9d6e8357e4/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec2_product19_true-unreach-call_false-termination.cil.c [2018-11-28 10:33:51,390 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_24b9aff2-6e9e-4e16-aced-7d9d6e8357e4/bin-2019/uautomizer/data/26c667d8f/cb5ca666431047b5966b41601b8bf1c2/FLAGd9f874760 [2018-11-28 10:33:51,756 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 10:33:51,757 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_24b9aff2-6e9e-4e16-aced-7d9d6e8357e4/sv-benchmarks/c/product-lines/minepump_spec2_product19_true-unreach-call_false-termination.cil.c [2018-11-28 10:33:51,767 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_24b9aff2-6e9e-4e16-aced-7d9d6e8357e4/bin-2019/uautomizer/data/26c667d8f/cb5ca666431047b5966b41601b8bf1c2/FLAGd9f874760 [2018-11-28 10:33:52,148 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_24b9aff2-6e9e-4e16-aced-7d9d6e8357e4/bin-2019/uautomizer/data/26c667d8f/cb5ca666431047b5966b41601b8bf1c2 [2018-11-28 10:33:52,151 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 10:33:52,152 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 10:33:52,153 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 10:33:52,153 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 10:33:52,155 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 10:33:52,155 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 10:33:52" (1/1) ... [2018-11-28 10:33:52,157 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@143c444d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:52, skipping insertion in model container [2018-11-28 10:33:52,157 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 10:33:52" (1/1) ... [2018-11-28 10:33:52,162 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 10:33:52,188 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 10:33:52,362 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 10:33:52,373 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 10:33:52,463 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 10:33:52,480 INFO L195 MainTranslator]: Completed translation [2018-11-28 10:33:52,480 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:52 WrapperNode [2018-11-28 10:33:52,480 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 10:33:52,481 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 10:33:52,481 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 10:33:52,481 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 10:33:52,486 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:52" (1/1) ... [2018-11-28 10:33:52,496 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:52" (1/1) ... [2018-11-28 10:33:52,516 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 10:33:52,516 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 10:33:52,516 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 10:33:52,516 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 10:33:52,522 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:52" (1/1) ... [2018-11-28 10:33:52,522 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:52" (1/1) ... [2018-11-28 10:33:52,524 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:52" (1/1) ... [2018-11-28 10:33:52,524 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:52" (1/1) ... [2018-11-28 10:33:52,528 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:52" (1/1) ... [2018-11-28 10:33:52,532 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:52" (1/1) ... [2018-11-28 10:33:52,534 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:52" (1/1) ... [2018-11-28 10:33:52,536 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 10:33:52,536 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 10:33:52,536 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 10:33:52,536 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 10:33:52,537 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:52" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_24b9aff2-6e9e-4e16-aced-7d9d6e8357e4/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 10:33:52,568 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 10:33:52,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-28 10:33:52,568 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 10:33:52,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 10:33:53,006 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 10:33:53,006 INFO L280 CfgBuilder]: Removed 102 assue(true) statements. [2018-11-28 10:33:53,007 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 10:33:53 BoogieIcfgContainer [2018-11-28 10:33:53,007 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 10:33:53,007 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-28 10:33:53,007 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-28 10:33:53,009 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-28 10:33:53,010 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 10:33:53,010 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 10:33:52" (1/3) ... [2018-11-28 10:33:53,011 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6706b152 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 10:33:53, skipping insertion in model container [2018-11-28 10:33:53,011 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 10:33:53,011 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:52" (2/3) ... [2018-11-28 10:33:53,011 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6706b152 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 10:33:53, skipping insertion in model container [2018-11-28 10:33:53,012 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 10:33:53,012 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 10:33:53" (3/3) ... [2018-11-28 10:33:53,013 INFO L375 chiAutomizerObserver]: Analyzing ICFG minepump_spec2_product19_true-unreach-call_false-termination.cil.c [2018-11-28 10:33:53,047 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 10:33:53,048 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-28 10:33:53,048 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-28 10:33:53,048 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-28 10:33:53,048 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 10:33:53,048 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 10:33:53,048 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-28 10:33:53,048 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 10:33:53,048 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-28 10:33:53,058 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 78 states. [2018-11-28 10:33:53,074 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 49 [2018-11-28 10:33:53,074 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 10:33:53,074 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 10:33:53,079 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:33:53,080 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:33:53,080 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-28 10:33:53,080 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 78 states. [2018-11-28 10:33:53,082 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 49 [2018-11-28 10:33:53,082 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 10:33:53,082 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 10:33:53,083 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:33:53,083 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:33:53,086 INFO L794 eck$LassoCheckResult]: Stem: 38#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);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;call #t~string36.base, #t~string36.offset := #Ultimate.alloc(13);call #t~string38.base, #t~string38.offset := #Ultimate.alloc(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.alloc(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.alloc(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.alloc(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);~cleanupTimeShifts~0 := 4;~methAndRunningLastTime~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;call #t~string51.base, #t~string51.offset := #Ultimate.alloc(13);call #t~string53.base, #t~string53.offset := #Ultimate.alloc(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.alloc(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.alloc(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.alloc(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.alloc(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.alloc(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.alloc(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); 12#L-1true havoc main_#res;havoc main_#t~ret45, main_~retValue_acc~6, main_~tmp~3;havoc main_~retValue_acc~6;havoc main_~tmp~3; 16#L914true havoc valid_product_#res;havoc valid_product_~retValue_acc~11;havoc valid_product_~retValue_acc~11;valid_product_~retValue_acc~11 := 1;valid_product_#res := valid_product_~retValue_acc~11; 48#L922true main_#t~ret45 := valid_product_#res;main_~tmp~3 := main_#t~ret45;havoc main_#t~ret45; 51#L601true assume 0 != main_~tmp~3; 64#L572true ~methAndRunningLastTime~0 := 0; 24#L622true havoc test_#t~nondet67, test_#t~nondet68, test_#t~nondet69, test_#t~nondet70, test_~splverifierCounter~0, test_~tmp~7, test_~tmp___0~2, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~7;havoc test_~tmp___0~2;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 28#L633-1true [2018-11-28 10:33:53,087 INFO L796 eck$LassoCheckResult]: Loop: 28#L633-1true assume !false; 70#L836true assume test_~splverifierCounter~0 < 4; 20#L837true test_~tmp~7 := test_#t~nondet67;havoc test_#t~nondet67; 29#L845true assume !(0 != test_~tmp~7); 32#L845-1true test_~tmp___0~2 := test_#t~nondet68;havoc test_#t~nondet68; 7#L855true assume !(0 != test_~tmp___0~2); 8#L855-1true test_~tmp___2~0 := test_#t~nondet69;havoc test_#t~nondet69; 75#L865true assume 0 != test_~tmp___2~0; 44#L871-1true assume !(0 != ~pumpRunning~0); 3#L665true assume !(0 != ~systemActive~0); 10#L672true havoc __utac_acc__Specification2_spec__2_#t~ret46, __utac_acc__Specification2_spec__2_#t~ret47, __utac_acc__Specification2_spec__2_~tmp~4, __utac_acc__Specification2_spec__2_~tmp___0~0;havoc __utac_acc__Specification2_spec__2_~tmp~4;havoc __utac_acc__Specification2_spec__2_~tmp___0~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~3;havoc isMethaneLevelCritical_~retValue_acc~3;isMethaneLevelCritical_~retValue_acc~3 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~3; 43#L465true __utac_acc__Specification2_spec__2_#t~ret46 := isMethaneLevelCritical_#res;__utac_acc__Specification2_spec__2_~tmp~4 := __utac_acc__Specification2_spec__2_#t~ret46;havoc __utac_acc__Specification2_spec__2_#t~ret46; 22#L633true assume !(0 != __utac_acc__Specification2_spec__2_~tmp~4);~methAndRunningLastTime~0 := 0; 28#L633-1true [2018-11-28 10:33:53,091 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:53,091 INFO L82 PathProgramCache]: Analyzing trace with hash 1804904775, now seen corresponding path program 1 times [2018-11-28 10:33:53,093 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:53,093 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:53,127 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:53,127 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:53,127 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:53,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 10:33:53,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 10:33:53,237 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:53,237 INFO L82 PathProgramCache]: Analyzing trace with hash 11187987, now seen corresponding path program 1 times [2018-11-28 10:33:53,238 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:53,238 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:53,238 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:53,238 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:53,238 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:53,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 10:33:53,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 10:33:53,250 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:53,250 INFO L82 PathProgramCache]: Analyzing trace with hash 844484493, now seen corresponding path program 1 times [2018-11-28 10:33:53,250 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:53,251 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:53,251 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:53,252 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:53,252 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:53,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:53,354 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 10:33:53,355 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:33:53,356 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 10:33:53,451 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 10:33:53,451 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-11-28 10:33:53,452 INFO L87 Difference]: Start difference. First operand 78 states. Second operand 6 states. [2018-11-28 10:33:53,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:33:53,576 INFO L93 Difference]: Finished difference Result 202 states and 283 transitions. [2018-11-28 10:33:53,576 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 10:33:53,578 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 202 states and 283 transitions. [2018-11-28 10:33:53,582 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 127 [2018-11-28 10:33:53,587 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 202 states to 181 states and 262 transitions. [2018-11-28 10:33:53,588 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 181 [2018-11-28 10:33:53,589 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 181 [2018-11-28 10:33:53,590 INFO L73 IsDeterministic]: Start isDeterministic. Operand 181 states and 262 transitions. [2018-11-28 10:33:53,591 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-28 10:33:53,591 INFO L705 BuchiCegarLoop]: Abstraction has 181 states and 262 transitions. [2018-11-28 10:33:53,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 181 states and 262 transitions. [2018-11-28 10:33:53,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 181 to 115. [2018-11-28 10:33:53,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 115 states. [2018-11-28 10:33:53,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 166 transitions. [2018-11-28 10:33:53,621 INFO L728 BuchiCegarLoop]: Abstraction has 115 states and 166 transitions. [2018-11-28 10:33:53,621 INFO L608 BuchiCegarLoop]: Abstraction has 115 states and 166 transitions. [2018-11-28 10:33:53,621 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-11-28 10:33:53,621 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 115 states and 166 transitions. [2018-11-28 10:33:53,622 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 80 [2018-11-28 10:33:53,622 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 10:33:53,623 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 10:33:53,623 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:33:53,623 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:33:53,623 INFO L794 eck$LassoCheckResult]: Stem: 345#ULTIMATE.startENTRY #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);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;call #t~string36.base, #t~string36.offset := #Ultimate.alloc(13);call #t~string38.base, #t~string38.offset := #Ultimate.alloc(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.alloc(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.alloc(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.alloc(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);~cleanupTimeShifts~0 := 4;~methAndRunningLastTime~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;call #t~string51.base, #t~string51.offset := #Ultimate.alloc(13);call #t~string53.base, #t~string53.offset := #Ultimate.alloc(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.alloc(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.alloc(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.alloc(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.alloc(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.alloc(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.alloc(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); 316#L-1 havoc main_#res;havoc main_#t~ret45, main_~retValue_acc~6, main_~tmp~3;havoc main_~retValue_acc~6;havoc main_~tmp~3; 317#L914 havoc valid_product_#res;havoc valid_product_~retValue_acc~11;havoc valid_product_~retValue_acc~11;valid_product_~retValue_acc~11 := 1;valid_product_#res := valid_product_~retValue_acc~11; 319#L922 main_#t~ret45 := valid_product_#res;main_~tmp~3 := main_#t~ret45;havoc main_#t~ret45; 353#L601 assume 0 != main_~tmp~3; 358#L572 ~methAndRunningLastTime~0 := 0; 331#L622 havoc test_#t~nondet67, test_#t~nondet68, test_#t~nondet69, test_#t~nondet70, test_~splverifierCounter~0, test_~tmp~7, test_~tmp___0~2, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~7;havoc test_~tmp___0~2;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 329#L633-1 [2018-11-28 10:33:53,624 INFO L796 eck$LassoCheckResult]: Loop: 329#L633-1 assume !false; 335#L836 assume test_~splverifierCounter~0 < 4; 321#L837 test_~tmp~7 := test_#t~nondet67;havoc test_#t~nondet67; 322#L845 assume !(0 != test_~tmp~7); 337#L845-1 test_~tmp___0~2 := test_#t~nondet68;havoc test_#t~nondet68; 304#L855 assume !(0 != test_~tmp___0~2); 306#L855-1 test_~tmp___2~0 := test_#t~nondet69;havoc test_#t~nondet69; 309#L865 assume 0 != test_~tmp___2~0; 349#L871-1 assume !(0 != ~pumpRunning~0); 298#L665 assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret48, processEnvironment_~tmp~5;havoc processEnvironment_~tmp~5; 299#L697 assume !(0 != ~pumpRunning~0); 310#L672 havoc __utac_acc__Specification2_spec__2_#t~ret46, __utac_acc__Specification2_spec__2_#t~ret47, __utac_acc__Specification2_spec__2_~tmp~4, __utac_acc__Specification2_spec__2_~tmp___0~0;havoc __utac_acc__Specification2_spec__2_~tmp~4;havoc __utac_acc__Specification2_spec__2_~tmp___0~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~3;havoc isMethaneLevelCritical_~retValue_acc~3;isMethaneLevelCritical_~retValue_acc~3 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~3; 311#L465 __utac_acc__Specification2_spec__2_#t~ret46 := isMethaneLevelCritical_#res;__utac_acc__Specification2_spec__2_~tmp~4 := __utac_acc__Specification2_spec__2_#t~ret46;havoc __utac_acc__Specification2_spec__2_#t~ret46; 327#L633 assume !(0 != __utac_acc__Specification2_spec__2_~tmp~4);~methAndRunningLastTime~0 := 0; 329#L633-1 [2018-11-28 10:33:53,624 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:53,624 INFO L82 PathProgramCache]: Analyzing trace with hash 1804904775, now seen corresponding path program 2 times [2018-11-28 10:33:53,624 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:53,624 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:53,625 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:53,625 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:53,625 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:53,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 10:33:53,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 10:33:53,662 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:53,662 INFO L82 PathProgramCache]: Analyzing trace with hash 319834497, now seen corresponding path program 1 times [2018-11-28 10:33:53,662 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:53,662 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:53,663 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:53,663 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 10:33:53,663 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:53,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 10:33:53,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 10:33:53,670 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:53,671 INFO L82 PathProgramCache]: Analyzing trace with hash 382222407, now seen corresponding path program 1 times [2018-11-28 10:33:53,671 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:53,671 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:53,672 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:53,672 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:53,672 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:53,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 10:33:53,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 10:33:59,092 WARN L180 SmtUtils]: Spent 5.32 s on a formula simplification. DAG size of input: 429 DAG size of output: 427 [2018-11-28 10:34:01,602 WARN L180 SmtUtils]: Spent 2.51 s on a formula simplification that was a NOOP. DAG size: 425 [2018-11-28 10:34:01,638 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 10:34:01 BoogieIcfgContainer [2018-11-28 10:34:01,638 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-28 10:34:01,639 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 10:34:01,639 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 10:34:01,639 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 10:34:01,639 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 10:33:53" (3/4) ... [2018-11-28 10:34:01,641 INFO L141 WitnessPrinter]: Generating witness for non-termination counterexample [2018-11-28 10:34:01,684 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_24b9aff2-6e9e-4e16-aced-7d9d6e8357e4/bin-2019/uautomizer/witness.graphml [2018-11-28 10:34:01,684 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 10:34:01,685 INFO L168 Benchmark]: Toolchain (without parser) took 9533.95 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 169.3 MB). Free memory was 950.6 MB in the beginning and 909.5 MB in the end (delta: 41.1 MB). Peak memory consumption was 210.4 MB. Max. memory is 11.5 GB. [2018-11-28 10:34:01,686 INFO L168 Benchmark]: CDTParser took 0.14 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 10:34:01,686 INFO L168 Benchmark]: CACSL2BoogieTranslator took 327.70 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.6 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -162.0 MB). Peak memory consumption was 27.6 MB. Max. memory is 11.5 GB. [2018-11-28 10:34:01,687 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.24 ms. Allocated memory is still 1.1 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 10:34:01,687 INFO L168 Benchmark]: Boogie Preprocessor took 19.83 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 10:34:01,687 INFO L168 Benchmark]: RCFGBuilder took 470.82 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 54.6 MB). Peak memory consumption was 54.6 MB. Max. memory is 11.5 GB. [2018-11-28 10:34:01,688 INFO L168 Benchmark]: BuchiAutomizer took 8631.28 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 48.8 MB). Free memory was 1.1 GB in the beginning and 915.7 MB in the end (delta: 136.9 MB). Peak memory consumption was 254.7 MB. Max. memory is 11.5 GB. [2018-11-28 10:34:01,688 INFO L168 Benchmark]: Witness Printer took 45.97 ms. Allocated memory is still 1.2 GB. Free memory was 915.7 MB in the beginning and 909.5 MB in the end (delta: 6.2 MB). Peak memory consumption was 6.2 MB. Max. memory is 11.5 GB. [2018-11-28 10:34:01,690 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 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 327.70 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.6 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -162.0 MB). Peak memory consumption was 27.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 35.24 ms. Allocated memory is still 1.1 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. * Boogie Preprocessor took 19.83 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 470.82 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 54.6 MB). Peak memory consumption was 54.6 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 8631.28 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 48.8 MB). Free memory was 1.1 GB in the beginning and 915.7 MB in the end (delta: 136.9 MB). Peak memory consumption was 254.7 MB. Max. memory is 11.5 GB. * Witness Printer took 45.97 ms. Allocated memory is still 1.2 GB. Free memory was 915.7 MB in the beginning and 909.5 MB in the end (delta: 6.2 MB). Peak memory consumption was 6.2 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 6 locations. The remainder module has 115 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 8.5s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 8.3s. 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, 66 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 115 states and ocurred in iteration 1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 105 SDtfs, 397 SDslu, 566 SDs, 0 SdLazy, 42 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont1 unkn0 SFLI0 SFLT0 conc1 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: 835]: 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, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5d278f95=0, NULL=17, NULL=0, NULL=0, NULL=0, retValue_acc=0, NULL=0, NULL=36, NULL=29, NULL=0, methaneLevelCritical=0, retValue_acc=1, NULL=0, tmp=0, tmp___1=0, NULL=35, NULL=8, NULL=15, NULL=19, NULL=38, cleanupTimeShifts=4, NULL=39, NULL=14, NULL=11, NULL=0, NULL=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@480b05e5=0, NULL=0, NULL=0, NULL=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@639d9bc6=0, systemActive=1, waterLevel=1, NULL=0, NULL=0, NULL=0, retValue_acc=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4ffeafbe=0, NULL=16, NULL=0, NULL=0, NULL=0, \result=1, NULL=31, head=0, pumpRunning=0, NULL=33, \result=0, NULL=34, tmp=1, NULL=0, NULL=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6b006db3=56, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3d1824ec=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@b1b367f=0, NULL=0, NULL=0, tmp___0=0, NULL=28, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1133d488=0, NULL=27, tmp___2=56, tmp___0=0, NULL=12, splverifierCounter=0, NULL=0, methAndRunningLastTime=0, \result=0, NULL=20, head=0, NULL=0, tmp=0, NULL=22, NULL=26, NULL=0, NULL=37, NULL=0, NULL=0, NULL=24, tmp=0, NULL=18, NULL=23} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 1]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L218] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L422] int waterLevel = 1; [L423] int methaneLevelCritical = 0; [L511] int cleanupTimeShifts = 4; [L616] int methAndRunningLastTime ; [L658] int pumpRunning = 0; [L659] int systemActive = 1; [L592] int retValue_acc ; [L593] int tmp ; [L918] int retValue_acc ; [L921] retValue_acc = 1 [L922] return (retValue_acc); [L599] tmp = valid_product() [L601] COND TRUE \read(tmp) [L621] methAndRunningLastTime = 0 [L826] int splverifierCounter ; [L827] int tmp ; [L828] int tmp___0 ; [L829] int tmp___1 ; [L830] int tmp___2 ; [L833] splverifierCounter = 0 Loop: [L835] COND TRUE 1 [L837] COND TRUE splverifierCounter < 4 [L843] tmp = __VERIFIER_nondet_int() [L845] COND FALSE !(\read(tmp)) [L853] tmp___0 = __VERIFIER_nondet_int() [L855] COND FALSE !(\read(tmp___0)) [L863] tmp___2 = __VERIFIER_nondet_int() [L865] COND TRUE \read(tmp___2) [L665] COND FALSE !(\read(pumpRunning)) [L672] COND TRUE \read(systemActive) [L694] int tmp ; [L697] COND FALSE !(\read(pumpRunning)) [L626] int tmp ; [L627] int tmp___0 ; [L461] int retValue_acc ; [L464] retValue_acc = methaneLevelCritical [L465] return (retValue_acc); [L631] tmp = isMethaneLevelCritical() [L633] COND FALSE !(\read(tmp)) [L649] methAndRunningLastTime = 0 End of lasso representation. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...