./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product10.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_b2cb8655-edb2-4e24-9d96-3621db6e37ea/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_b2cb8655-edb2-4e24-9d96-3621db6e37ea/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b2cb8655-edb2-4e24-9d96-3621db6e37ea/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b2cb8655-edb2-4e24-9d96-3621db6e37ea/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product10.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_b2cb8655-edb2-4e24-9d96-3621db6e37ea/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b2cb8655-edb2-4e24-9d96-3621db6e37ea/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 2b192e470c41b75933f65965ba2800987829e5a8 ................................................................................................................................................................................................................................................................................................................... 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 0.2.0-a4ecdab [2020-11-29 23:56:25,539 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 23:56:25,541 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 23:56:25,603 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 23:56:25,622 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 23:56:25,623 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 23:56:25,625 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 23:56:25,627 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 23:56:25,630 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 23:56:25,631 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 23:56:25,632 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 23:56:25,634 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 23:56:25,634 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 23:56:25,636 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 23:56:25,637 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 23:56:25,639 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 23:56:25,640 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 23:56:25,641 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 23:56:25,643 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 23:56:25,646 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 23:56:25,652 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 23:56:25,654 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 23:56:25,658 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 23:56:25,661 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 23:56:25,665 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 23:56:25,666 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 23:56:25,666 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 23:56:25,667 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 23:56:25,668 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 23:56:25,669 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 23:56:25,670 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 23:56:25,671 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 23:56:25,672 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 23:56:25,673 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 23:56:25,674 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 23:56:25,675 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 23:56:25,676 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 23:56:25,676 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 23:56:25,676 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 23:56:25,678 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 23:56:25,678 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 23:56:25,680 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b2cb8655-edb2-4e24-9d96-3621db6e37ea/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2020-11-29 23:56:25,707 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 23:56:25,707 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 23:56:25,709 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 23:56:25,709 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 23:56:25,709 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 23:56:25,709 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-11-29 23:56:25,709 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2020-11-29 23:56:25,710 INFO L138 SettingsManager]: * Use old map elimination=false [2020-11-29 23:56:25,710 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-11-29 23:56:25,710 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-11-29 23:56:25,710 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-11-29 23:56:25,711 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 23:56:25,711 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 23:56:25,711 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-29 23:56:25,711 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 23:56:25,711 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 23:56:25,712 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 23:56:25,712 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2020-11-29 23:56:25,712 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2020-11-29 23:56:25,712 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2020-11-29 23:56:25,712 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 23:56:25,712 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 23:56:25,713 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-11-29 23:56:25,713 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 23:56:25,713 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2020-11-29 23:56:25,713 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 23:56:25,714 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 23:56:25,714 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-11-29 23:56:25,714 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 23:56:25,714 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 23:56:25,714 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 23:56:25,715 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2020-11-29 23:56:25,716 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2020-11-29 23:56:25,716 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_b2cb8655-edb2-4e24-9d96-3621db6e37ea/bin/uautomizer/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_b2cb8655-edb2-4e24-9d96-3621db6e37ea/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2b192e470c41b75933f65965ba2800987829e5a8 [2020-11-29 23:56:25,969 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 23:56:26,006 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 23:56:26,009 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 23:56:26,011 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 23:56:26,012 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 23:56:26,013 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b2cb8655-edb2-4e24-9d96-3621db6e37ea/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec4_product10.cil.c [2020-11-29 23:56:26,103 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b2cb8655-edb2-4e24-9d96-3621db6e37ea/bin/uautomizer/data/d08165586/45c8b2cd82bb404bb0ac77f8757cec6d/FLAG30279324a [2020-11-29 23:56:26,674 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 23:56:26,675 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b2cb8655-edb2-4e24-9d96-3621db6e37ea/sv-benchmarks/c/product-lines/minepump_spec4_product10.cil.c [2020-11-29 23:56:26,690 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b2cb8655-edb2-4e24-9d96-3621db6e37ea/bin/uautomizer/data/d08165586/45c8b2cd82bb404bb0ac77f8757cec6d/FLAG30279324a [2020-11-29 23:56:26,959 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b2cb8655-edb2-4e24-9d96-3621db6e37ea/bin/uautomizer/data/d08165586/45c8b2cd82bb404bb0ac77f8757cec6d [2020-11-29 23:56:26,962 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 23:56:26,964 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 23:56:26,970 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 23:56:26,971 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 23:56:26,974 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 23:56:26,976 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 11:56:26" (1/1) ... [2020-11-29 23:56:26,981 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d0f39a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:56:26, skipping insertion in model container [2020-11-29 23:56:26,981 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 11:56:26" (1/1) ... [2020-11-29 23:56:26,989 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 23:56:27,047 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 23:56:27,335 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 23:56:27,345 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 23:56:27,438 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 23:56:27,483 INFO L208 MainTranslator]: Completed translation [2020-11-29 23:56:27,484 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:56:27 WrapperNode [2020-11-29 23:56:27,486 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 23:56:27,488 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 23:56:27,488 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 23:56:27,488 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 23:56:27,496 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:56:27" (1/1) ... [2020-11-29 23:56:27,524 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:56:27" (1/1) ... [2020-11-29 23:56:27,554 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 23:56:27,555 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 23:56:27,555 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 23:56:27,555 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 23:56:27,564 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:56:27" (1/1) ... [2020-11-29 23:56:27,565 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:56:27" (1/1) ... [2020-11-29 23:56:27,568 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:56:27" (1/1) ... [2020-11-29 23:56:27,569 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:56:27" (1/1) ... [2020-11-29 23:56:27,577 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:56:27" (1/1) ... [2020-11-29 23:56:27,583 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:56:27" (1/1) ... [2020-11-29 23:56:27,586 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:56:27" (1/1) ... [2020-11-29 23:56:27,590 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 23:56:27,591 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 23:56:27,591 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 23:56:27,591 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 23:56:27,592 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:56:27" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b2cb8655-edb2-4e24-9d96-3621db6e37ea/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 [2020-11-29 23:56:27,697 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 23:56:27,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 23:56:27,697 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 23:56:27,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 23:56:28,700 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 23:56:28,705 INFO L298 CfgBuilder]: Removed 74 assume(true) statements. [2020-11-29 23:56:28,708 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 11:56:28 BoogieIcfgContainer [2020-11-29 23:56:28,708 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 23:56:28,709 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-11-29 23:56:28,709 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-11-29 23:56:28,713 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-11-29 23:56:28,714 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-29 23:56:28,714 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 29.11 11:56:26" (1/3) ... [2020-11-29 23:56:28,716 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@65078f75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.11 11:56:28, skipping insertion in model container [2020-11-29 23:56:28,716 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-29 23:56:28,716 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:56:27" (2/3) ... [2020-11-29 23:56:28,717 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@65078f75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.11 11:56:28, skipping insertion in model container [2020-11-29 23:56:28,718 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-29 23:56:28,718 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 11:56:28" (3/3) ... [2020-11-29 23:56:28,720 INFO L373 chiAutomizerObserver]: Analyzing ICFG minepump_spec4_product10.cil.c [2020-11-29 23:56:28,782 INFO L359 BuchiCegarLoop]: Interprodecural is true [2020-11-29 23:56:28,782 INFO L360 BuchiCegarLoop]: Hoare is false [2020-11-29 23:56:28,782 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-11-29 23:56:28,783 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-29 23:56:28,784 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-29 23:56:28,784 INFO L364 BuchiCegarLoop]: Difference is false [2020-11-29 23:56:28,784 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-29 23:56:28,784 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-11-29 23:56:28,804 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 57 states. [2020-11-29 23:56:28,837 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 35 [2020-11-29 23:56:28,837 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-29 23:56:28,838 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-29 23:56:28,847 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2020-11-29 23:56:28,847 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 23:56:28,848 INFO L427 BuchiCegarLoop]: ======== Iteration 1============ [2020-11-29 23:56:28,848 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 57 states. [2020-11-29 23:56:28,860 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 35 [2020-11-29 23:56:28,860 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-29 23:56:28,860 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-29 23:56:28,862 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2020-11-29 23:56:28,862 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 23:56:28,876 INFO L794 eck$LassoCheckResult]: Stem: 26#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(31);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(21);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(21);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(30);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(9);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(25);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(30);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(9);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(25);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(13);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string50.base, #t~string50.offset, 1);call write~init~int(110, #t~string50.base, 1 + #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 2 + #t~string50.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string52.base, #t~string52.offset, 1);call write~init~int(102, #t~string52.base, 1 + #t~string52.offset, 1);call write~init~int(102, #t~string52.base, 2 + #t~string52.offset, 1);call write~init~int(0, #t~string52.base, 3 + #t~string52.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string54.base, #t~string54.offset, 1);call write~init~int(80, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(117, #t~string54.base, 2 + #t~string54.offset, 1);call write~init~int(109, #t~string54.base, 3 + #t~string54.offset, 1);call write~init~int(112, #t~string54.base, 4 + #t~string54.offset, 1);call write~init~int(58, #t~string54.base, 5 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 6 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string60.base, #t~string60.offset, 1);call write~init~int(32, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string62.base, #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 1 + #t~string62.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(13);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string70.base, #t~string70.offset, 1);call write~init~int(77, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(101, #t~string70.base, 2 + #t~string70.offset, 1);call write~init~int(116, #t~string70.base, 3 + #t~string70.offset, 1);call write~init~int(104, #t~string70.base, 4 + #t~string70.offset, 1);call write~init~int(58, #t~string70.base, 5 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 6 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string72.base, #t~string72.offset, 1);call write~init~int(82, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(73, #t~string72.base, 2 + #t~string72.offset, 1);call write~init~int(84, #t~string72.base, 3 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 4 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string74.base, #t~string74.offset, 1);call write~init~int(75, #t~string74.base, 1 + #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 2 + #t~string74.offset, 1);call #t~string76.base, #t~string76.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string76.base, #t~string76.offset, 1);call write~init~int(0, #t~string76.base, 1 + #t~string76.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; 7#L-1true havoc main_#res;havoc main_#t~ret44, main_~retValue_acc~3, main_~tmp~4;havoc main_~retValue_acc~3;havoc main_~tmp~4; 57#L858true havoc valid_product_#res;havoc valid_product_~retValue_acc~9;havoc valid_product_~retValue_acc~9;valid_product_~retValue_acc~9 := 1;valid_product_#res := valid_product_~retValue_acc~9; 6#L866true main_#t~ret44 := valid_product_#res;main_~tmp~4 := main_#t~ret44;havoc main_#t~ret44; 45#L536true assume 0 != main_~tmp~4; 28#L509true havoc test_#t~nondet63, test_#t~nondet64, test_#t~nondet65, test_#t~nondet66, test_~splverifierCounter~0, test_~tmp~6, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~6;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 39#L53-1true [2020-11-29 23:56:28,877 INFO L796 eck$LassoCheckResult]: Loop: 39#L53-1true assume !false; 41#L700true assume test_~splverifierCounter~0 < 4; 54#L701true test_~tmp~6 := test_#t~nondet63;havoc test_#t~nondet63; 19#L709true assume !(0 != test_~tmp~6); 3#L709-1true test_~tmp___0~1 := test_#t~nondet64;havoc test_#t~nondet64; 59#L719true assume !(0 != test_~tmp___0~1); 44#L719-1true test_~tmp___2~0 := test_#t~nondet65;havoc test_#t~nondet65; 30#L729true assume 0 != test_~tmp___2~0;~systemActive~0 := 1; 51#L737-2true assume !(0 != ~pumpRunning~0); 9#L563true assume 0 != ~systemActive~0; 20#L570true havoc __utac_acc__Specification4_spec__1_#t~ret7, __utac_acc__Specification4_spec__1_#t~ret8, __utac_acc__Specification4_spec__1_~tmp~0, __utac_acc__Specification4_spec__1_~tmp___0~0;havoc __utac_acc__Specification4_spec__1_~tmp~0;havoc __utac_acc__Specification4_spec__1_~tmp___0~0;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~7;havoc getWaterLevel_~retValue_acc~7;getWaterLevel_~retValue_acc~7 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~7; 40#L831true __utac_acc__Specification4_spec__1_#t~ret7 := getWaterLevel_#res;__utac_acc__Specification4_spec__1_~tmp~0 := __utac_acc__Specification4_spec__1_#t~ret7;havoc __utac_acc__Specification4_spec__1_#t~ret7; 52#L53true assume !(0 == __utac_acc__Specification4_spec__1_~tmp~0); 39#L53-1true [2020-11-29 23:56:28,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:56:28,885 INFO L82 PathProgramCache]: Analyzing trace with hash 889506727, now seen corresponding path program 1 times [2020-11-29 23:56:28,897 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:56:28,898 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1347393225] [2020-11-29 23:56:28,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:56:29,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:56:29,195 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:56:29,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:56:29,370 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:56:29,432 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 23:56:29,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:56:29,437 INFO L82 PathProgramCache]: Analyzing trace with hash -1681619224, now seen corresponding path program 1 times [2020-11-29 23:56:29,437 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:56:29,438 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [403270813] [2020-11-29 23:56:29,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:56:29,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:56:29,449 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:56:29,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:56:29,468 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:56:29,476 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 23:56:29,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:56:29,490 INFO L82 PathProgramCache]: Analyzing trace with hash 32659714, now seen corresponding path program 1 times [2020-11-29 23:56:29,491 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:56:29,491 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1330950420] [2020-11-29 23:56:29,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:56:29,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:56:29,561 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:56:29,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:56:29,636 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:56:29,656 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 23:56:29,769 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 32 [2020-11-29 23:57:51,518 WARN L193 SmtUtils]: Spent 1.36 m on a formula simplification. DAG size of input: 491 DAG size of output: 433 [2020-11-29 23:58:51,239 WARN L193 SmtUtils]: Spent 59.71 s on a formula simplification that was a NOOP. DAG size: 433 [2020-11-29 23:58:51,583 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.11 11:58:51 BoogieIcfgContainer [2020-11-29 23:58:51,583 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-11-29 23:58:51,584 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 23:58:51,584 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 23:58:51,585 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 23:58:51,585 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 11:56:28" (3/4) ... [2020-11-29 23:58:51,589 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2020-11-29 23:58:51,680 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_b2cb8655-edb2-4e24-9d96-3621db6e37ea/bin/uautomizer/witness.graphml [2020-11-29 23:58:51,680 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 23:58:51,682 INFO L168 Benchmark]: Toolchain (without parser) took 144717.10 ms. Allocated memory was 111.1 MB in the beginning and 134.2 MB in the end (delta: 23.1 MB). Free memory was 79.2 MB in the beginning and 81.3 MB in the end (delta: -2.1 MB). Peak memory consumption was 20.5 MB. Max. memory is 16.1 GB. [2020-11-29 23:58:51,682 INFO L168 Benchmark]: CDTParser took 0.92 ms. Allocated memory is still 83.9 MB. Free memory was 41.4 MB in the beginning and 41.4 MB in the end (delta: 30.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 23:58:51,683 INFO L168 Benchmark]: CACSL2BoogieTranslator took 516.28 ms. Allocated memory is still 111.1 MB. Free memory was 79.2 MB in the beginning and 79.1 MB in the end (delta: 123.1 kB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-29 23:58:51,684 INFO L168 Benchmark]: Boogie Procedure Inliner took 66.61 ms. Allocated memory is still 111.1 MB. Free memory was 79.1 MB in the beginning and 76.4 MB in the end (delta: 2.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-29 23:58:51,684 INFO L168 Benchmark]: Boogie Preprocessor took 35.03 ms. Allocated memory is still 111.1 MB. Free memory was 76.4 MB in the beginning and 74.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 23:58:51,692 INFO L168 Benchmark]: RCFGBuilder took 1117.49 ms. Allocated memory is still 111.1 MB. Free memory was 74.3 MB in the beginning and 75.1 MB in the end (delta: -793.7 kB). Peak memory consumption was 37.7 MB. Max. memory is 16.1 GB. [2020-11-29 23:58:51,693 INFO L168 Benchmark]: BuchiAutomizer took 142874.48 ms. Allocated memory was 111.1 MB in the beginning and 134.2 MB in the end (delta: 23.1 MB). Free memory was 75.1 MB in the beginning and 83.4 MB in the end (delta: -8.3 MB). Peak memory consumption was 72.8 MB. Max. memory is 16.1 GB. [2020-11-29 23:58:51,694 INFO L168 Benchmark]: Witness Printer took 96.10 ms. Allocated memory is still 134.2 MB. Free memory was 83.4 MB in the beginning and 81.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 23:58:51,706 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.92 ms. Allocated memory is still 83.9 MB. Free memory was 41.4 MB in the beginning and 41.4 MB in the end (delta: 30.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 516.28 ms. Allocated memory is still 111.1 MB. Free memory was 79.2 MB in the beginning and 79.1 MB in the end (delta: 123.1 kB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 66.61 ms. Allocated memory is still 111.1 MB. Free memory was 79.1 MB in the beginning and 76.4 MB in the end (delta: 2.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 35.03 ms. Allocated memory is still 111.1 MB. Free memory was 76.4 MB in the beginning and 74.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1117.49 ms. Allocated memory is still 111.1 MB. Free memory was 74.3 MB in the beginning and 75.1 MB in the end (delta: -793.7 kB). Peak memory consumption was 37.7 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 142874.48 ms. Allocated memory was 111.1 MB in the beginning and 134.2 MB in the end (delta: 23.1 MB). Free memory was 75.1 MB in the beginning and 83.4 MB in the end (delta: -8.3 MB). Peak memory consumption was 72.8 MB. Max. memory is 16.1 GB. * Witness Printer took 96.10 ms. Allocated memory is still 134.2 MB. Free memory was 83.4 MB in the beginning and 81.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 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 142.7s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 142.6s. 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: 699]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite execution State at position 0 is {NULL=22904} State at position 1 is {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@61755ff2=0, NULL=0, NULL=0, NULL=22904, NULL=0, retValue_acc=0, NULL=0, NULL=0, NULL=53834, NULL=53835, NULL=22906, methaneLevelCritical=0, NULL=80917, NULL=80922, NULL=0, tmp=0, NULL=53828, tmp___1=0, NULL=53838, NULL=0, NULL=0, tmp___0=0, NULL=22905, NULL=80918, NULL=80920, cleanupTimeShifts=4, NULL=53839, NULL=80924, NULL=0, NULL=0, NULL=0, systemActive=1, waterLevel=1, \result=1, NULL=0, NULL=0, NULL=0, NULL=80923, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@58a9089a=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@a2c8cff=0, NULL=0, NULL=0, NULL=0, NULL=53833, NULL=0, NULL=0, NULL=80912, \result=1, head=0, pumpRunning=0, \result=0, NULL=53837, NULL=80919, tmp=1, NULL=0, NULL=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2bfadb30=0, NULL=22907, retValue_acc=1, tmp=1, NULL=0, NULL=0, NULL=80913, NULL=0, retValue_acc=1, tmp___2=53, NULL=80915, tmp___0=0, splverifierCounter=0, NULL=0, NULL=80916, NULL=53832, NULL=53830, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3e73b71d=53, head=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2ee5dc86=0, NULL=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1f4f6ba9=0, NULL=80914, NULL=53836, NULL=0, NULL=0, NULL=0, NULL=53827, NULL=53831, NULL=53829, NULL=0} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 1]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L240] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L446] int cleanupTimeShifts = 4; [L556] int pumpRunning = 0; [L557] int systemActive = 1; [L756] int waterLevel = 1; [L757] int methaneLevelCritical = 0; [L527] int retValue_acc ; [L528] int tmp ; [L862] int retValue_acc ; [L865] retValue_acc = 1 [L866] return (retValue_acc); [L534] tmp = valid_product() [L536] COND TRUE \read(tmp) [L690] int splverifierCounter ; [L691] int tmp ; [L692] int tmp___0 ; [L693] int tmp___1 ; [L694] int tmp___2 ; [L697] splverifierCounter = 0 Loop: [L699] COND TRUE 1 [L701] COND TRUE splverifierCounter < 4 [L707] tmp = __VERIFIER_nondet_int() [L709] COND FALSE !(\read(tmp)) [L717] tmp___0 = __VERIFIER_nondet_int() [L719] COND FALSE !(\read(tmp___0)) [L727] tmp___2 = __VERIFIER_nondet_int() [L729] COND TRUE \read(tmp___2) [L684] systemActive = 1 [L563] COND FALSE !(\read(pumpRunning)) [L570] COND TRUE \read(systemActive) [L46] int tmp ; [L47] int tmp___0 ; [L827] int retValue_acc ; [L830] retValue_acc = waterLevel [L831] return (retValue_acc); [L51] tmp = getWaterLevel() [L53] COND FALSE !(tmp == 0) End of lasso representation. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...