./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_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_c819ab44-322a-4996-9d28-0c7524ad7a39/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_c819ab44-322a-4996-9d28-0c7524ad7a39/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c819ab44-322a-4996-9d28-0c7524ad7a39/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c819ab44-322a-4996-9d28-0c7524ad7a39/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product10.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_c819ab44-322a-4996-9d28-0c7524ad7a39/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c819ab44-322a-4996-9d28-0c7524ad7a39/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 1c9e4bd76592b5b320fdce5045c771849ffd48c0 ...................................................................................................................................................................................................................................................................................................................... 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 [2020-11-30 00:10:34,721 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 00:10:34,724 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 00:10:34,827 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 00:10:34,828 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 00:10:34,833 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 00:10:34,838 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 00:10:34,843 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 00:10:34,846 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 00:10:34,853 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 00:10:34,855 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 00:10:34,857 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 00:10:34,858 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 00:10:34,862 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 00:10:34,865 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 00:10:34,867 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 00:10:34,869 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 00:10:34,871 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 00:10:34,878 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 00:10:34,889 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 00:10:34,892 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 00:10:34,894 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 00:10:34,897 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 00:10:34,899 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 00:10:34,910 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 00:10:34,911 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 00:10:34,911 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 00:10:34,914 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 00:10:34,915 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 00:10:34,917 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 00:10:34,918 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 00:10:34,919 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 00:10:34,922 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 00:10:34,923 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 00:10:34,925 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 00:10:34,925 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 00:10:34,927 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 00:10:34,927 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 00:10:34,927 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 00:10:34,930 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 00:10:34,931 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 00:10:34,934 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c819ab44-322a-4996-9d28-0c7524ad7a39/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2020-11-30 00:10:34,971 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 00:10:34,971 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 00:10:34,973 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 00:10:34,973 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 00:10:34,973 INFO L138 SettingsManager]: * Use SBE=true [2020-11-30 00:10:34,974 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-11-30 00:10:34,974 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2020-11-30 00:10:34,974 INFO L138 SettingsManager]: * Use old map elimination=false [2020-11-30 00:10:34,975 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-11-30 00:10:34,975 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-11-30 00:10:34,975 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-11-30 00:10:34,975 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 00:10:34,976 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 00:10:34,976 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-30 00:10:34,976 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 00:10:34,976 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 00:10:34,977 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 00:10:34,977 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2020-11-30 00:10:34,977 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2020-11-30 00:10:34,977 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2020-11-30 00:10:34,978 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 00:10:34,978 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 00:10:34,978 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-11-30 00:10:34,978 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 00:10:34,979 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2020-11-30 00:10:34,979 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 00:10:34,979 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-30 00:10:34,980 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-11-30 00:10:34,980 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 00:10:34,980 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-30 00:10:34,980 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 00:10:34,981 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2020-11-30 00:10:34,982 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2020-11-30 00:10:34,982 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_c819ab44-322a-4996-9d28-0c7524ad7a39/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_c819ab44-322a-4996-9d28-0c7524ad7a39/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1c9e4bd76592b5b320fdce5045c771849ffd48c0 [2020-11-30 00:10:35,316 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 00:10:35,352 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 00:10:35,359 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 00:10:35,361 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 00:10:35,362 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 00:10:35,363 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c819ab44-322a-4996-9d28-0c7524ad7a39/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec2_product10.cil.c [2020-11-30 00:10:35,443 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c819ab44-322a-4996-9d28-0c7524ad7a39/bin/uautomizer/data/1fc1d1917/a69de624a6244fb989437604fe29708e/FLAG79d15bd1f [2020-11-30 00:10:36,056 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 00:10:36,057 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c819ab44-322a-4996-9d28-0c7524ad7a39/sv-benchmarks/c/product-lines/minepump_spec2_product10.cil.c [2020-11-30 00:10:36,073 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c819ab44-322a-4996-9d28-0c7524ad7a39/bin/uautomizer/data/1fc1d1917/a69de624a6244fb989437604fe29708e/FLAG79d15bd1f [2020-11-30 00:10:36,357 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c819ab44-322a-4996-9d28-0c7524ad7a39/bin/uautomizer/data/1fc1d1917/a69de624a6244fb989437604fe29708e [2020-11-30 00:10:36,360 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 00:10:36,362 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 00:10:36,367 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 00:10:36,367 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 00:10:36,370 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 00:10:36,371 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:10:36" (1/1) ... [2020-11-30 00:10:36,373 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69554cac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:10:36, skipping insertion in model container [2020-11-30 00:10:36,373 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:10:36" (1/1) ... [2020-11-30 00:10:36,385 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 00:10:36,453 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 00:10:36,743 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 00:10:36,757 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 00:10:36,897 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 00:10:36,931 INFO L208 MainTranslator]: Completed translation [2020-11-30 00:10:36,932 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:10:36 WrapperNode [2020-11-30 00:10:36,932 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 00:10:36,935 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 00:10:36,935 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 00:10:36,936 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 00:10:36,943 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:10:36" (1/1) ... [2020-11-30 00:10:36,973 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:10:36" (1/1) ... [2020-11-30 00:10:37,013 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 00:10:37,014 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 00:10:37,014 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 00:10:37,015 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 00:10:37,024 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:10:36" (1/1) ... [2020-11-30 00:10:37,024 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:10:36" (1/1) ... [2020-11-30 00:10:37,028 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:10:36" (1/1) ... [2020-11-30 00:10:37,029 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:10:36" (1/1) ... [2020-11-30 00:10:37,037 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:10:36" (1/1) ... [2020-11-30 00:10:37,062 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:10:36" (1/1) ... [2020-11-30 00:10:37,064 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:10:36" (1/1) ... [2020-11-30 00:10:37,067 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 00:10:37,077 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 00:10:37,077 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 00:10:37,078 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 00:10:37,079 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:10:36" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c819ab44-322a-4996-9d28-0c7524ad7a39/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 [2020-11-30 00:10:37,139 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 00:10:37,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-30 00:10:37,140 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 00:10:37,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 00:10:38,032 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-30 00:10:38,033 INFO L298 CfgBuilder]: Removed 76 assume(true) statements. [2020-11-30 00:10:38,036 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:10:38 BoogieIcfgContainer [2020-11-30 00:10:38,036 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-30 00:10:38,037 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-11-30 00:10:38,037 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-11-30 00:10:38,041 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-11-30 00:10:38,042 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-30 00:10:38,042 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 30.11 12:10:36" (1/3) ... [2020-11-30 00:10:38,044 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@411b91c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 30.11 12:10:38, skipping insertion in model container [2020-11-30 00:10:38,044 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-30 00:10:38,044 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:10:36" (2/3) ... [2020-11-30 00:10:38,044 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@411b91c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 30.11 12:10:38, skipping insertion in model container [2020-11-30 00:10:38,045 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-30 00:10:38,045 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:10:38" (3/3) ... [2020-11-30 00:10:38,049 INFO L373 chiAutomizerObserver]: Analyzing ICFG minepump_spec2_product10.cil.c [2020-11-30 00:10:38,112 INFO L359 BuchiCegarLoop]: Interprodecural is true [2020-11-30 00:10:38,112 INFO L360 BuchiCegarLoop]: Hoare is false [2020-11-30 00:10:38,112 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-11-30 00:10:38,112 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-30 00:10:38,112 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-30 00:10:38,113 INFO L364 BuchiCegarLoop]: Difference is false [2020-11-30 00:10:38,113 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-30 00:10:38,113 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-11-30 00:10:38,133 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 61 states. [2020-11-30 00:10:38,166 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 37 [2020-11-30 00:10:38,166 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-30 00:10:38,167 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-30 00:10:38,176 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:10:38,176 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:10:38,177 INFO L427 BuchiCegarLoop]: ======== Iteration 1============ [2020-11-30 00:10:38,177 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 61 states. [2020-11-30 00:10:38,191 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 37 [2020-11-30 00:10:38,191 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-30 00:10:38,191 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-30 00:10:38,193 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:10:38,193 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:10:38,206 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~string8.base, #t~string8.offset := #Ultimate.allocOnStack(13);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string10.base, #t~string10.offset, 1);call write~init~int(77, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(101, #t~string10.base, 2 + #t~string10.offset, 1);call write~init~int(116, #t~string10.base, 3 + #t~string10.offset, 1);call write~init~int(104, #t~string10.base, 4 + #t~string10.offset, 1);call write~init~int(58, #t~string10.base, 5 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 6 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string12.base, #t~string12.offset, 1);call write~init~int(82, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(73, #t~string12.base, 2 + #t~string12.offset, 1);call write~init~int(84, #t~string12.base, 3 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 4 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(75, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 2 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string16.base, #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 1 + #t~string16.offset, 1);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(30);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(9);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(21);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~string44.base, #t~string44.offset := #Ultimate.allocOnStack(30);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(9);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(25);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~string60.base, #t~string60.offset := #Ultimate.allocOnStack(13);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string66.base, #t~string66.offset, 1);call write~init~int(80, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(117, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(109, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(112, #t~string66.base, 4 + #t~string66.offset, 1);call write~init~int(58, #t~string66.base, 5 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 6 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string68.base, #t~string68.offset, 1);call write~init~int(110, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 2 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string70.base, #t~string70.offset, 1);call write~init~int(102, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(102, #t~string70.base, 2 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 3 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string72.base, #t~string72.offset, 1);call write~init~int(32, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 2 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string74.base, #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 1 + #t~string74.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~methAndRunningLastTime~0 := 0;~cleanupTimeShifts~0 := 4; 9#L-1true havoc main_#res;havoc main_#t~ret77, main_~retValue_acc~9, main_~tmp~6;havoc main_~retValue_acc~9;havoc main_~tmp~6; 45#L528true havoc valid_product_#res;havoc valid_product_~retValue_acc~6;havoc valid_product_~retValue_acc~6;valid_product_~retValue_acc~6 := 1;valid_product_#res := valid_product_~retValue_acc~6; 52#L536true main_#t~ret77 := valid_product_#res;main_~tmp~6 := main_#t~ret77;havoc main_#t~ret77; 25#L871true assume 0 != main_~tmp~6; 63#L847true ~methAndRunningLastTime~0 := 0; 37#L755true havoc test_#t~nondet53, test_#t~nondet54, test_#t~nondet55, test_#t~nondet56, test_~splverifierCounter~0, test_~tmp~3, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~3;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 38#L766-1true [2020-11-30 00:10:38,207 INFO L796 eck$LassoCheckResult]: Loop: 38#L766-1true assume !false; 6#L555true assume test_~splverifierCounter~0 < 4; 20#L556true test_~tmp~3 := test_#t~nondet53;havoc test_#t~nondet53; 21#L564true assume !(0 != test_~tmp~3); 24#L564-1true test_~tmp___0~0 := test_#t~nondet54;havoc test_#t~nondet54; 10#L574true assume !(0 != test_~tmp___0~0); 11#L574-1true test_~tmp___2~0 := test_#t~nondet55;havoc test_#t~nondet55; 57#L584true assume 0 != test_~tmp___2~0;~systemActive~0 := 1; 3#L592-2true assume !(0 != ~pumpRunning~0); 49#L623true assume 0 != ~systemActive~0; 32#L630true havoc __utac_acc__Specification2_spec__2_#t~ret75, __utac_acc__Specification2_spec__2_#t~ret76, __utac_acc__Specification2_spec__2_~tmp~5, __utac_acc__Specification2_spec__2_~tmp___0~1;havoc __utac_acc__Specification2_spec__2_~tmp~5;havoc __utac_acc__Specification2_spec__2_~tmp___0~1;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~0;havoc isMethaneLevelCritical_~retValue_acc~0;isMethaneLevelCritical_~retValue_acc~0 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~0; 50#L100true __utac_acc__Specification2_spec__2_#t~ret75 := isMethaneLevelCritical_#res;__utac_acc__Specification2_spec__2_~tmp~5 := __utac_acc__Specification2_spec__2_#t~ret75;havoc __utac_acc__Specification2_spec__2_#t~ret75; 35#L766true assume !(0 != __utac_acc__Specification2_spec__2_~tmp~5);~methAndRunningLastTime~0 := 0; 38#L766-1true [2020-11-30 00:10:38,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:10:38,215 INFO L82 PathProgramCache]: Analyzing trace with hash 1804904775, now seen corresponding path program 1 times [2020-11-30 00:10:38,231 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:10:38,232 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [97933074] [2020-11-30 00:10:38,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:10:38,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 00:10:38,580 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 00:10:38,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 00:10:38,803 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 00:10:38,863 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-30 00:10:38,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:10:38,868 INFO L82 PathProgramCache]: Analyzing trace with hash 2663792, now seen corresponding path program 1 times [2020-11-30 00:10:38,868 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:10:38,869 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1103844912] [2020-11-30 00:10:38,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:10:38,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 00:10:38,892 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 00:10:38,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 00:10:38,897 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 00:10:38,906 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-30 00:10:38,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:10:38,920 INFO L82 PathProgramCache]: Analyzing trace with hash 835960298, now seen corresponding path program 1 times [2020-11-30 00:10:38,920 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:10:38,921 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [619217084] [2020-11-30 00:10:38,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:10:39,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 00:10:39,031 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 00:10:39,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 00:10:39,098 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 00:10:39,135 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-30 00:10:39,263 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 33 [2020-11-30 00:12:10,121 WARN L193 SmtUtils]: Spent 1.51 m on a formula simplification. DAG size of input: 495 DAG size of output: 437 [2020-11-30 00:13:07,789 WARN L193 SmtUtils]: Spent 57.63 s on a formula simplification that was a NOOP. DAG size: 435 [2020-11-30 00:13:08,159 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 30.11 12:13:08 BoogieIcfgContainer [2020-11-30 00:13:08,159 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-11-30 00:13:08,160 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-30 00:13:08,160 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-30 00:13:08,160 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-30 00:13:08,161 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:10:38" (3/4) ... [2020-11-30 00:13:08,165 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2020-11-30 00:13:08,239 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_c819ab44-322a-4996-9d28-0c7524ad7a39/bin/uautomizer/witness.graphml [2020-11-30 00:13:08,239 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-30 00:13:08,247 INFO L168 Benchmark]: Toolchain (without parser) took 151878.57 ms. Allocated memory was 104.9 MB in the beginning and 130.0 MB in the end (delta: 25.2 MB). Free memory was 76.2 MB in the beginning and 82.1 MB in the end (delta: -6.0 MB). Peak memory consumption was 19.3 MB. Max. memory is 16.1 GB. [2020-11-30 00:13:08,248 INFO L168 Benchmark]: CDTParser took 1.00 ms. Allocated memory is still 104.9 MB. Free memory is still 64.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 00:13:08,252 INFO L168 Benchmark]: CACSL2BoogieTranslator took 566.88 ms. Allocated memory is still 104.9 MB. Free memory was 75.8 MB in the beginning and 71.9 MB in the end (delta: 3.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-30 00:13:08,253 INFO L168 Benchmark]: Boogie Procedure Inliner took 78.63 ms. Allocated memory is still 104.9 MB. Free memory was 71.9 MB in the beginning and 69.2 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-30 00:13:08,254 INFO L168 Benchmark]: Boogie Preprocessor took 61.97 ms. Allocated memory is still 104.9 MB. Free memory was 69.2 MB in the beginning and 67.4 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-30 00:13:08,254 INFO L168 Benchmark]: RCFGBuilder took 959.05 ms. Allocated memory was 104.9 MB in the beginning and 130.0 MB in the end (delta: 25.2 MB). Free memory was 67.4 MB in the beginning and 80.7 MB in the end (delta: -13.3 MB). Peak memory consumption was 25.5 MB. Max. memory is 16.1 GB. [2020-11-30 00:13:08,255 INFO L168 Benchmark]: BuchiAutomizer took 150122.17 ms. Allocated memory is still 130.0 MB. Free memory was 80.3 MB in the beginning and 84.1 MB in the end (delta: -3.8 MB). Peak memory consumption was 55.9 MB. Max. memory is 16.1 GB. [2020-11-30 00:13:08,255 INFO L168 Benchmark]: Witness Printer took 79.74 ms. Allocated memory is still 130.0 MB. Free memory was 84.1 MB in the beginning and 82.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-30 00:13:08,258 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.00 ms. Allocated memory is still 104.9 MB. Free memory is still 64.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 566.88 ms. Allocated memory is still 104.9 MB. Free memory was 75.8 MB in the beginning and 71.9 MB in the end (delta: 3.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 78.63 ms. Allocated memory is still 104.9 MB. Free memory was 71.9 MB in the beginning and 69.2 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 61.97 ms. Allocated memory is still 104.9 MB. Free memory was 69.2 MB in the beginning and 67.4 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 959.05 ms. Allocated memory was 104.9 MB in the beginning and 130.0 MB in the end (delta: 25.2 MB). Free memory was 67.4 MB in the beginning and 80.7 MB in the end (delta: -13.3 MB). Peak memory consumption was 25.5 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 150122.17 ms. Allocated memory is still 130.0 MB. Free memory was 80.3 MB in the beginning and 84.1 MB in the end (delta: -3.8 MB). Peak memory consumption was 55.9 MB. Max. memory is 16.1 GB. * Witness Printer took 79.74 ms. Allocated memory is still 130.0 MB. Free memory was 84.1 MB in the beginning and 82.1 MB in the end (delta: 2.0 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 150.0s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 149.9s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: No data available LassoAnalysisResults: nont1 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - FixpointNonTerminationResult [Line: 554]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite execution State at position 0 is {NULL=20852} State at position 1 is {NULL=0, retValue_acc=0, NULL=0, NULL=0, NULL=0, NULL=20874, NULL=0, NULL=20852, NULL=20862, NULL=0, NULL=0, NULL=0, NULL=0, NULL=20871, retValue_acc=0, NULL=20860, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7239e6b6=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@13be86e8=0, NULL=20856, methaneLevelCritical=0, NULL=20853, NULL=20870, tmp=0, NULL=0, NULL=0, NULL=20855, tmp___1=0, NULL=0, NULL=0, NULL=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2e0f9ffb=0, NULL=20878, NULL=20865, cleanupTimeShifts=4, NULL=20880, NULL=20877, NULL=0, systemActive=1, waterLevel=1, NULL=0, NULL=0, NULL=0, NULL=0, NULL=20876, NULL=0, NULL=20859, NULL=20872, tmp___0=0, NULL=20864, NULL=20866, \result=1, head=0, pumpRunning=0, NULL=20858, \result=0, NULL=20873, NULL=0, NULL=20854, NULL=0, NULL=0, NULL=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2efdddd4=0, tmp=1, NULL=20875, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7ecbd9ab=0, NULL=20861, retValue_acc=1, NULL=0, NULL=0, NULL=20867, tmp___2=69, tmp___0=0, splverifierCounter=0, NULL=0, methAndRunningLastTime=0, \result=0, NULL=20868, NULL=20857, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@643a07d4=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@262abcef=69, head=0, NULL=0, NULL=0, NULL=20879, NULL=20869, NULL=20863, tmp=0, NULL=0} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 1]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L57] int waterLevel = 1; [L58] int methaneLevelCritical = 0; [L306] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L615] int pumpRunning = 0; [L616] int systemActive = 1; [L749] int methAndRunningLastTime ; [L788] int cleanupTimeShifts = 4; [L862] int retValue_acc ; [L863] int tmp ; [L532] int retValue_acc ; [L535] retValue_acc = 1 [L536] return (retValue_acc); [L869] tmp = valid_product() [L871] COND TRUE \read(tmp) [L754] methAndRunningLastTime = 0 [L545] int splverifierCounter ; [L546] int tmp ; [L547] int tmp___0 ; [L548] int tmp___1 ; [L549] int tmp___2 ; [L552] splverifierCounter = 0 Loop: [L554] COND TRUE 1 [L556] COND TRUE splverifierCounter < 4 [L562] tmp = __VERIFIER_nondet_int() [L564] COND FALSE !(\read(tmp)) [L572] tmp___0 = __VERIFIER_nondet_int() [L574] COND FALSE !(\read(tmp___0)) [L582] tmp___2 = __VERIFIER_nondet_int() [L584] COND TRUE \read(tmp___2) [L744] systemActive = 1 [L623] COND FALSE !(\read(pumpRunning)) [L630] COND TRUE \read(systemActive) [L759] int tmp ; [L760] int tmp___0 ; [L96] int retValue_acc ; [L99] retValue_acc = methaneLevelCritical [L100] return (retValue_acc); [L764] tmp = isMethaneLevelCritical() [L766] COND FALSE !(\read(tmp)) [L782] methAndRunningLastTime = 0 End of lasso representation. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...