./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product02.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_a5d3cb9d-d8ac-442f-8dec-b73b0a135c1a/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_a5d3cb9d-d8ac-442f-8dec-b73b0a135c1a/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a5d3cb9d-d8ac-442f-8dec-b73b0a135c1a/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a5d3cb9d-d8ac-442f-8dec-b73b0a135c1a/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product02.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_a5d3cb9d-d8ac-442f-8dec-b73b0a135c1a/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a5d3cb9d-d8ac-442f-8dec-b73b0a135c1a/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 22cc4a601f3417d8b2d689199409c31ee52b154c ...................................................................................................................................................................................................................................................................................................................... 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 19:52:55,956 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 19:52:55,959 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 19:52:56,014 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 19:52:56,016 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 19:52:56,024 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 19:52:56,026 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 19:52:56,030 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 19:52:56,033 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 19:52:56,039 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 19:52:56,040 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 19:52:56,042 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 19:52:56,043 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 19:52:56,046 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 19:52:56,048 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 19:52:56,050 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 19:52:56,051 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 19:52:56,054 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 19:52:56,058 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 19:52:56,066 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 19:52:56,068 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 19:52:56,069 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 19:52:56,071 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 19:52:56,072 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 19:52:56,081 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 19:52:56,081 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 19:52:56,082 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 19:52:56,084 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 19:52:56,084 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 19:52:56,086 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 19:52:56,086 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 19:52:56,087 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 19:52:56,089 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 19:52:56,090 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 19:52:56,092 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 19:52:56,092 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 19:52:56,093 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 19:52:56,093 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 19:52:56,093 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 19:52:56,094 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 19:52:56,096 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 19:52:56,100 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a5d3cb9d-d8ac-442f-8dec-b73b0a135c1a/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2020-11-29 19:52:56,138 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 19:52:56,138 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 19:52:56,140 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 19:52:56,140 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 19:52:56,140 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 19:52:56,141 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-11-29 19:52:56,141 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2020-11-29 19:52:56,141 INFO L138 SettingsManager]: * Use old map elimination=false [2020-11-29 19:52:56,141 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-11-29 19:52:56,141 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-11-29 19:52:56,142 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-11-29 19:52:56,143 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 19:52:56,143 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 19:52:56,143 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-29 19:52:56,143 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 19:52:56,144 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 19:52:56,144 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 19:52:56,144 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2020-11-29 19:52:56,144 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2020-11-29 19:52:56,144 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2020-11-29 19:52:56,145 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 19:52:56,145 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 19:52:56,145 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-11-29 19:52:56,145 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 19:52:56,145 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2020-11-29 19:52:56,146 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 19:52:56,146 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 19:52:56,146 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-11-29 19:52:56,146 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 19:52:56,147 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 19:52:56,147 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 19:52:56,147 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2020-11-29 19:52:56,149 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2020-11-29 19:52:56,149 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_a5d3cb9d-d8ac-442f-8dec-b73b0a135c1a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_a5d3cb9d-d8ac-442f-8dec-b73b0a135c1a/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 22cc4a601f3417d8b2d689199409c31ee52b154c [2020-11-29 19:52:56,435 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 19:52:56,467 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 19:52:56,471 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 19:52:56,472 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 19:52:56,473 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 19:52:56,474 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a5d3cb9d-d8ac-442f-8dec-b73b0a135c1a/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec2_product02.cil.c [2020-11-29 19:52:56,560 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a5d3cb9d-d8ac-442f-8dec-b73b0a135c1a/bin/uautomizer/data/be589d432/289c8f2979794887a29b3499181d4dbc/FLAG7db79b0e0 [2020-11-29 19:52:57,102 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 19:52:57,102 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a5d3cb9d-d8ac-442f-8dec-b73b0a135c1a/sv-benchmarks/c/product-lines/minepump_spec2_product02.cil.c [2020-11-29 19:52:57,127 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a5d3cb9d-d8ac-442f-8dec-b73b0a135c1a/bin/uautomizer/data/be589d432/289c8f2979794887a29b3499181d4dbc/FLAG7db79b0e0 [2020-11-29 19:52:57,423 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a5d3cb9d-d8ac-442f-8dec-b73b0a135c1a/bin/uautomizer/data/be589d432/289c8f2979794887a29b3499181d4dbc [2020-11-29 19:52:57,427 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 19:52:57,430 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 19:52:57,434 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 19:52:57,434 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 19:52:57,438 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 19:52:57,439 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:52:57" (1/1) ... [2020-11-29 19:52:57,441 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f6dfddf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:52:57, skipping insertion in model container [2020-11-29 19:52:57,442 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:52:57" (1/1) ... [2020-11-29 19:52:57,449 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 19:52:57,513 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 19:52:57,890 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 19:52:57,916 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 19:52:57,983 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 19:52:58,012 INFO L208 MainTranslator]: Completed translation [2020-11-29 19:52:58,013 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:52:58 WrapperNode [2020-11-29 19:52:58,013 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 19:52:58,014 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 19:52:58,014 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 19:52:58,014 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 19:52:58,022 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:52:58" (1/1) ... [2020-11-29 19:52:58,047 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:52:58" (1/1) ... [2020-11-29 19:52:58,077 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 19:52:58,078 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 19:52:58,079 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 19:52:58,079 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 19:52:58,089 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:52:58" (1/1) ... [2020-11-29 19:52:58,089 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:52:58" (1/1) ... [2020-11-29 19:52:58,094 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:52:58" (1/1) ... [2020-11-29 19:52:58,094 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:52:58" (1/1) ... [2020-11-29 19:52:58,106 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:52:58" (1/1) ... [2020-11-29 19:52:58,114 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:52:58" (1/1) ... [2020-11-29 19:52:58,117 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:52:58" (1/1) ... [2020-11-29 19:52:58,123 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 19:52:58,124 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 19:52:58,124 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 19:52:58,124 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 19:52:58,125 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:52:58" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a5d3cb9d-d8ac-442f-8dec-b73b0a135c1a/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 19:52:58,210 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 19:52:58,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 19:52:58,211 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 19:52:58,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 19:52:59,108 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 19:52:59,108 INFO L298 CfgBuilder]: Removed 76 assume(true) statements. [2020-11-29 19:52:59,110 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:52:59 BoogieIcfgContainer [2020-11-29 19:52:59,110 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 19:52:59,111 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-11-29 19:52:59,111 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-11-29 19:52:59,118 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-11-29 19:52:59,119 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-29 19:52:59,119 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 29.11 07:52:57" (1/3) ... [2020-11-29 19:52:59,121 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@378bd966 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.11 07:52:59, skipping insertion in model container [2020-11-29 19:52:59,121 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-29 19:52:59,121 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:52:58" (2/3) ... [2020-11-29 19:52:59,122 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@378bd966 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.11 07:52:59, skipping insertion in model container [2020-11-29 19:52:59,122 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-29 19:52:59,122 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:52:59" (3/3) ... [2020-11-29 19:52:59,124 INFO L373 chiAutomizerObserver]: Analyzing ICFG minepump_spec2_product02.cil.c [2020-11-29 19:52:59,183 INFO L359 BuchiCegarLoop]: Interprodecural is true [2020-11-29 19:52:59,183 INFO L360 BuchiCegarLoop]: Hoare is false [2020-11-29 19:52:59,183 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-11-29 19:52:59,184 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-29 19:52:59,184 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-29 19:52:59,184 INFO L364 BuchiCegarLoop]: Difference is false [2020-11-29 19:52:59,184 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-29 19:52:59,184 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-11-29 19:52:59,202 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 61 states. [2020-11-29 19:52:59,220 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 37 [2020-11-29 19:52:59,221 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-29 19:52:59,221 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-29 19:52:59,228 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2020-11-29 19:52:59,228 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 19:52:59,229 INFO L427 BuchiCegarLoop]: ======== Iteration 1============ [2020-11-29 19:52:59,229 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 61 states. [2020-11-29 19:52:59,233 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 37 [2020-11-29 19:52:59,234 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-29 19:52:59,234 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-29 19:52:59,235 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2020-11-29 19:52:59,235 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 19:52:59,240 INFO L794 eck$LassoCheckResult]: Stem: 23#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~string9.base, #t~string9.offset := #Ultimate.allocOnStack(13);call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string11.base, #t~string11.offset, 1);call write~init~int(77, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(101, #t~string11.base, 2 + #t~string11.offset, 1);call write~init~int(116, #t~string11.base, 3 + #t~string11.offset, 1);call write~init~int(104, #t~string11.base, 4 + #t~string11.offset, 1);call write~init~int(58, #t~string11.base, 5 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 6 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string13.base, #t~string13.offset, 1);call write~init~int(82, #t~string13.base, 1 + #t~string13.offset, 1);call write~init~int(73, #t~string13.base, 2 + #t~string13.offset, 1);call write~init~int(84, #t~string13.base, 3 + #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 4 + #t~string13.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string15.base, #t~string15.offset, 1);call write~init~int(75, #t~string15.base, 1 + #t~string15.offset, 1);call write~init~int(0, #t~string15.base, 2 + #t~string15.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string17.base, #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 1 + #t~string17.offset, 1);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(30);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(9);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(21);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(30);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(9);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(21);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(30);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(9);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(25);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(30);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(9);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(25);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(13);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(110, #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(4);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string64.base, #t~string64.offset, 1);call write~init~int(80, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(117, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(109, #t~string64.base, 3 + #t~string64.offset, 1);call write~init~int(112, #t~string64.base, 4 + #t~string64.offset, 1);call write~init~int(58, #t~string64.base, 5 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 6 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string66.base, #t~string66.offset, 1);call write~init~int(110, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string68.base, #t~string68.offset, 1);call write~init~int(102, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(102, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 3 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string70.base, #t~string70.offset, 1);call write~init~int(32, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string72.base, #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 1 + #t~string72.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~methAndRunningLastTime~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1; 11#L-1true havoc main_#res;havoc main_#t~ret55, main_~retValue_acc~7, main_~tmp~4;havoc main_~retValue_acc~7;havoc main_~tmp~4; 39#L67true havoc valid_product_#res;havoc valid_product_~retValue_acc~1;havoc valid_product_~retValue_acc~1;valid_product_~retValue_acc~1 := 1;valid_product_#res := valid_product_~retValue_acc~1; 50#L75true main_#t~ret55 := valid_product_#res;main_~tmp~4 := main_#t~ret55;havoc main_#t~ret55; 24#L659true assume 0 != main_~tmp~4; 41#L634true ~methAndRunningLastTime~0 := 0; 61#L174true havoc test_#t~nondet73, test_#t~nondet74, test_#t~nondet75, test_#t~nondet76, test_~splverifierCounter~0, test_~tmp~5, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~5;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 59#L185-1true [2020-11-29 19:52:59,240 INFO L796 eck$LassoCheckResult]: Loop: 59#L185-1true assume !false; 29#L802true assume test_~splverifierCounter~0 < 4; 42#L803true test_~tmp~5 := test_#t~nondet73;havoc test_#t~nondet73; 6#L811true assume !(0 != test_~tmp~5); 10#L811-1true test_~tmp___0~1 := test_#t~nondet74;havoc test_#t~nondet74; 45#L821true assume !(0 != test_~tmp___0~1); 34#L821-1true test_~tmp___2~0 := test_#t~nondet75;havoc test_#t~nondet75; 32#L831true assume 0 != test_~tmp___2~0;~systemActive~0 := 1; 40#L839-2true assume !(0 != ~pumpRunning~0); 7#L683true assume 0 != ~systemActive~0; 54#L690true havoc __utac_acc__Specification2_spec__2_#t~ret18, __utac_acc__Specification2_spec__2_#t~ret19, __utac_acc__Specification2_spec__2_~tmp~0, __utac_acc__Specification2_spec__2_~tmp___0~0;havoc __utac_acc__Specification2_spec__2_~tmp~0;havoc __utac_acc__Specification2_spec__2_~tmp___0~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~2;havoc isMethaneLevelCritical_~retValue_acc~2;isMethaneLevelCritical_~retValue_acc~2 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~2; 37#L129true __utac_acc__Specification2_spec__2_#t~ret18 := isMethaneLevelCritical_#res;__utac_acc__Specification2_spec__2_~tmp~0 := __utac_acc__Specification2_spec__2_#t~ret18;havoc __utac_acc__Specification2_spec__2_#t~ret18; 62#L185true assume !(0 != __utac_acc__Specification2_spec__2_~tmp~0);~methAndRunningLastTime~0 := 0; 59#L185-1true [2020-11-29 19:52:59,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 19:52:59,246 INFO L82 PathProgramCache]: Analyzing trace with hash 1804904775, now seen corresponding path program 1 times [2020-11-29 19:52:59,255 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 19:52:59,256 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [391325506] [2020-11-29 19:52:59,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 19:52:59,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 19:52:59,494 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 19:52:59,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 19:52:59,627 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 19:52:59,666 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 19:52:59,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 19:52:59,668 INFO L82 PathProgramCache]: Analyzing trace with hash 2663792, now seen corresponding path program 1 times [2020-11-29 19:52:59,668 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 19:52:59,668 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1975476324] [2020-11-29 19:52:59,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 19:52:59,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 19:52:59,678 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 19:52:59,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 19:52:59,684 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 19:52:59,695 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 19:52:59,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 19:52:59,701 INFO L82 PathProgramCache]: Analyzing trace with hash 835960298, now seen corresponding path program 1 times [2020-11-29 19:52:59,701 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 19:52:59,702 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [836837801] [2020-11-29 19:52:59,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 19:52:59,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 19:52:59,824 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 19:52:59,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 19:52:59,902 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 19:52:59,936 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 19:53:00,193 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 33 [2020-11-29 19:54:24,783 WARN L193 SmtUtils]: Spent 1.41 m on a formula simplification. DAG size of input: 495 DAG size of output: 437 [2020-11-29 19:55:20,983 WARN L193 SmtUtils]: Spent 56.15 s on a formula simplification that was a NOOP. DAG size: 435 [2020-11-29 19:55:21,292 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.11 07:55:21 BoogieIcfgContainer [2020-11-29 19:55:21,292 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-11-29 19:55:21,293 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 19:55:21,293 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 19:55:21,293 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 19:55:21,294 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:52:59" (3/4) ... [2020-11-29 19:55:21,296 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2020-11-29 19:55:21,357 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_a5d3cb9d-d8ac-442f-8dec-b73b0a135c1a/bin/uautomizer/witness.graphml [2020-11-29 19:55:21,357 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 19:55:21,359 INFO L168 Benchmark]: Toolchain (without parser) took 143928.39 ms. Allocated memory was 121.6 MB in the beginning and 155.2 MB in the end (delta: 33.6 MB). Free memory was 88.2 MB in the beginning and 63.1 MB in the end (delta: 25.1 MB). Peak memory consumption was 59.9 MB. Max. memory is 16.1 GB. [2020-11-29 19:55:21,359 INFO L168 Benchmark]: CDTParser took 0.77 ms. Allocated memory is still 77.6 MB. Free memory was 35.4 MB in the beginning and 35.4 MB in the end (delta: 33.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 19:55:21,360 INFO L168 Benchmark]: CACSL2BoogieTranslator took 579.32 ms. Allocated memory is still 121.6 MB. Free memory was 87.9 MB in the beginning and 88.0 MB in the end (delta: -54.9 kB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-29 19:55:21,361 INFO L168 Benchmark]: Boogie Procedure Inliner took 63.62 ms. Allocated memory is still 121.6 MB. Free memory was 87.9 MB in the beginning and 85.2 MB in the end (delta: 2.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-29 19:55:21,361 INFO L168 Benchmark]: Boogie Preprocessor took 44.64 ms. Allocated memory is still 121.6 MB. Free memory was 85.2 MB in the beginning and 83.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 19:55:21,362 INFO L168 Benchmark]: RCFGBuilder took 986.33 ms. Allocated memory is still 121.6 MB. Free memory was 83.1 MB in the beginning and 34.8 MB in the end (delta: 48.2 MB). Peak memory consumption was 48.2 MB. Max. memory is 16.1 GB. [2020-11-29 19:55:21,363 INFO L168 Benchmark]: BuchiAutomizer took 142181.44 ms. Allocated memory was 121.6 MB in the beginning and 155.2 MB in the end (delta: 33.6 MB). Free memory was 34.8 MB in the beginning and 65.2 MB in the end (delta: -30.3 MB). Peak memory consumption was 33.5 MB. Max. memory is 16.1 GB. [2020-11-29 19:55:21,373 INFO L168 Benchmark]: Witness Printer took 64.09 ms. Allocated memory is still 155.2 MB. Free memory was 65.2 MB in the beginning and 63.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-29 19:55:21,377 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.77 ms. Allocated memory is still 77.6 MB. Free memory was 35.4 MB in the beginning and 35.4 MB in the end (delta: 33.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 579.32 ms. Allocated memory is still 121.6 MB. Free memory was 87.9 MB in the beginning and 88.0 MB in the end (delta: -54.9 kB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 63.62 ms. Allocated memory is still 121.6 MB. Free memory was 87.9 MB in the beginning and 85.2 MB in the end (delta: 2.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 44.64 ms. Allocated memory is still 121.6 MB. Free memory was 85.2 MB in the beginning and 83.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 986.33 ms. Allocated memory is still 121.6 MB. Free memory was 83.1 MB in the beginning and 34.8 MB in the end (delta: 48.2 MB). Peak memory consumption was 48.2 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 142181.44 ms. Allocated memory was 121.6 MB in the beginning and 155.2 MB in the end (delta: 33.6 MB). Free memory was 34.8 MB in the beginning and 65.2 MB in the end (delta: -30.3 MB). Peak memory consumption was 33.5 MB. Max. memory is 16.1 GB. * Witness Printer took 64.09 ms. Allocated memory is still 155.2 MB. Free memory was 65.2 MB in the beginning and 63.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 4.2 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 142.0s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 142.0s. 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: 801]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite execution State at position 0 is {NULL=20302} State at position 1 is {NULL=20316, NULL=0, NULL=0, NULL=0, NULL=0, NULL=20302, NULL=0, NULL=0, NULL=0, retValue_acc=0, NULL=20318, NULL=0, NULL=0, NULL=20330, NULL=20319, NULL=20329, methaneLevelCritical=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@476680bf=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1a14d5a7=0, tmp=0, NULL=20311, NULL=0, NULL=0, NULL=20320, tmp___1=0, NULL=0, NULL=0, NULL=20308, cleanupTimeShifts=4, NULL=20326, NULL=20307, NULL=20317, NULL=0, systemActive=1, waterLevel=1, NULL=0, NULL=20322, NULL=0, retValue_acc=0, NULL=20327, NULL=0, NULL=0, NULL=20310, NULL=0, NULL=20303, \result=1, head=0, pumpRunning=0, NULL=20324, \result=0, NULL=20306, tmp=1, NULL=20321, NULL=0, NULL=0, NULL=0, NULL=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@20b74087=0, NULL=20313, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6f03e73a=57, tmp___0=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@a25700c=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6f0558c9=0, NULL=0, NULL=20304, retValue_acc=1, tmp___2=57, tmp___0=0, splverifierCounter=0, NULL=0, NULL=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@77563a2b=0, methAndRunningLastTime=0, \result=0, NULL=20312, NULL=20314, NULL=20305, head=0, NULL=0, tmp=0, NULL=20323, NULL=20309, NULL=0, NULL=0, NULL=20328, NULL=20315, NULL=0, NULL=20325} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 1]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L86] int waterLevel = 1; [L87] int methaneLevelCritical = 0; [L168] int methAndRunningLastTime ; [L376] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L573] int cleanupTimeShifts = 4; [L676] int pumpRunning = 0; [L677] int systemActive = 1; [L650] int retValue_acc ; [L651] int tmp ; [L71] int retValue_acc ; [L74] retValue_acc = 1 [L75] return (retValue_acc); [L657] tmp = valid_product() [L659] COND TRUE \read(tmp) [L173] methAndRunningLastTime = 0 [L792] int splverifierCounter ; [L793] int tmp ; [L794] int tmp___0 ; [L795] int tmp___1 ; [L796] int tmp___2 ; [L799] splverifierCounter = 0 Loop: [L801] COND TRUE 1 [L803] COND TRUE splverifierCounter < 4 [L809] tmp = __VERIFIER_nondet_int() [L811] COND FALSE !(\read(tmp)) [L819] tmp___0 = __VERIFIER_nondet_int() [L821] COND FALSE !(\read(tmp___0)) [L829] tmp___2 = __VERIFIER_nondet_int() [L831] COND TRUE \read(tmp___2) [L786] systemActive = 1 [L683] COND FALSE !(\read(pumpRunning)) [L690] COND TRUE \read(systemActive) [L178] int tmp ; [L179] int tmp___0 ; [L125] int retValue_acc ; [L128] retValue_acc = methaneLevelCritical [L129] return (retValue_acc); [L183] tmp = isMethaneLevelCritical() [L185] COND FALSE !(\read(tmp)) [L201] methAndRunningLastTime = 0 End of lasso representation. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...