./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product04.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_8460e44c-71a5-43b6-905a-d3b93076971c/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_8460e44c-71a5-43b6-905a-d3b93076971c/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_8460e44c-71a5-43b6-905a-d3b93076971c/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_8460e44c-71a5-43b6-905a-d3b93076971c/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product04.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_8460e44c-71a5-43b6-905a-d3b93076971c/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_8460e44c-71a5-43b6-905a-d3b93076971c/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 75ea00b99383c62578ccfd8a9f2cfadee140a2fe ...................................................................................................................................................................................................................................................................................................................... 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 21:25:43,715 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 21:25:43,724 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 21:25:43,779 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 21:25:43,785 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 21:25:43,787 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 21:25:43,788 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 21:25:43,791 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 21:25:43,793 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 21:25:43,795 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 21:25:43,796 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 21:25:43,797 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 21:25:43,798 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 21:25:43,799 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 21:25:43,801 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 21:25:43,802 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 21:25:43,804 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 21:25:43,805 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 21:25:43,807 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 21:25:43,810 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 21:25:43,812 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 21:25:43,813 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 21:25:43,815 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 21:25:43,816 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 21:25:43,819 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 21:25:43,820 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 21:25:43,820 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 21:25:43,821 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 21:25:43,822 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 21:25:43,823 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 21:25:43,824 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 21:25:43,825 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 21:25:43,826 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 21:25:43,827 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 21:25:43,828 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 21:25:43,829 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 21:25:43,830 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 21:25:43,830 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 21:25:43,830 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 21:25:43,832 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 21:25:43,833 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 21:25:43,834 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_8460e44c-71a5-43b6-905a-d3b93076971c/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2020-11-29 21:25:43,856 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 21:25:43,857 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 21:25:43,859 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 21:25:43,860 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 21:25:43,860 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 21:25:43,860 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-11-29 21:25:43,860 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2020-11-29 21:25:43,860 INFO L138 SettingsManager]: * Use old map elimination=false [2020-11-29 21:25:43,861 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-11-29 21:25:43,861 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-11-29 21:25:43,862 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-11-29 21:25:43,862 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 21:25:43,862 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 21:25:43,863 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-29 21:25:43,863 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 21:25:43,863 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 21:25:43,863 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 21:25:43,863 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2020-11-29 21:25:43,863 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2020-11-29 21:25:43,864 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2020-11-29 21:25:43,864 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 21:25:43,864 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 21:25:43,864 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-11-29 21:25:43,864 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 21:25:43,864 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2020-11-29 21:25:43,865 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 21:25:43,865 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 21:25:43,865 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-11-29 21:25:43,865 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 21:25:43,866 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 21:25:43,866 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 21:25:43,866 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2020-11-29 21:25:43,867 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2020-11-29 21:25:43,867 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_8460e44c-71a5-43b6-905a-d3b93076971c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_8460e44c-71a5-43b6-905a-d3b93076971c/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 75ea00b99383c62578ccfd8a9f2cfadee140a2fe [2020-11-29 21:25:44,204 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 21:25:44,238 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 21:25:44,241 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 21:25:44,242 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 21:25:44,243 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 21:25:44,244 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_8460e44c-71a5-43b6-905a-d3b93076971c/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec2_product04.cil.c [2020-11-29 21:25:44,321 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8460e44c-71a5-43b6-905a-d3b93076971c/bin/uautomizer/data/63098845e/8e19238c21fd4136a157b56ee6fd58fd/FLAGb292758f8 [2020-11-29 21:25:44,807 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 21:25:44,808 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_8460e44c-71a5-43b6-905a-d3b93076971c/sv-benchmarks/c/product-lines/minepump_spec2_product04.cil.c [2020-11-29 21:25:44,830 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8460e44c-71a5-43b6-905a-d3b93076971c/bin/uautomizer/data/63098845e/8e19238c21fd4136a157b56ee6fd58fd/FLAGb292758f8 [2020-11-29 21:25:45,142 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_8460e44c-71a5-43b6-905a-d3b93076971c/bin/uautomizer/data/63098845e/8e19238c21fd4136a157b56ee6fd58fd [2020-11-29 21:25:45,144 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 21:25:45,146 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 21:25:45,147 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 21:25:45,148 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 21:25:45,151 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 21:25:45,152 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 09:25:45" (1/1) ... [2020-11-29 21:25:45,154 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@783319c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:25:45, skipping insertion in model container [2020-11-29 21:25:45,154 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 09:25:45" (1/1) ... [2020-11-29 21:25:45,161 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 21:25:45,198 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 21:25:45,487 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 21:25:45,497 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 21:25:45,565 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 21:25:45,598 INFO L208 MainTranslator]: Completed translation [2020-11-29 21:25:45,599 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:25:45 WrapperNode [2020-11-29 21:25:45,599 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 21:25:45,600 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 21:25:45,600 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 21:25:45,601 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 21:25:45,608 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:25:45" (1/1) ... [2020-11-29 21:25:45,626 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:25:45" (1/1) ... [2020-11-29 21:25:45,660 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 21:25:45,661 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 21:25:45,661 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 21:25:45,661 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 21:25:45,669 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:25:45" (1/1) ... [2020-11-29 21:25:45,669 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:25:45" (1/1) ... [2020-11-29 21:25:45,673 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:25:45" (1/1) ... [2020-11-29 21:25:45,673 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:25:45" (1/1) ... [2020-11-29 21:25:45,682 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:25:45" (1/1) ... [2020-11-29 21:25:45,687 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:25:45" (1/1) ... [2020-11-29 21:25:45,690 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:25:45" (1/1) ... [2020-11-29 21:25:45,694 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 21:25:45,695 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 21:25:45,695 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 21:25:45,695 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 21:25:45,701 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:25:45" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8460e44c-71a5-43b6-905a-d3b93076971c/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 21:25:45,762 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 21:25:45,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 21:25:45,763 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 21:25:45,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 21:25:46,624 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 21:25:46,626 INFO L298 CfgBuilder]: Removed 80 assume(true) statements. [2020-11-29 21:25:46,628 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 09:25:46 BoogieIcfgContainer [2020-11-29 21:25:46,628 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 21:25:46,629 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-11-29 21:25:46,630 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-11-29 21:25:46,633 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-11-29 21:25:46,634 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-29 21:25:46,634 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 29.11 09:25:45" (1/3) ... [2020-11-29 21:25:46,636 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3929a75a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.11 09:25:46, skipping insertion in model container [2020-11-29 21:25:46,636 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-29 21:25:46,636 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:25:45" (2/3) ... [2020-11-29 21:25:46,637 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3929a75a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.11 09:25:46, skipping insertion in model container [2020-11-29 21:25:46,637 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-29 21:25:46,637 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 09:25:46" (3/3) ... [2020-11-29 21:25:46,639 INFO L373 chiAutomizerObserver]: Analyzing ICFG minepump_spec2_product04.cil.c [2020-11-29 21:25:46,698 INFO L359 BuchiCegarLoop]: Interprodecural is true [2020-11-29 21:25:46,698 INFO L360 BuchiCegarLoop]: Hoare is false [2020-11-29 21:25:46,699 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-11-29 21:25:46,699 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-29 21:25:46,699 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-29 21:25:46,699 INFO L364 BuchiCegarLoop]: Difference is false [2020-11-29 21:25:46,699 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-29 21:25:46,699 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-11-29 21:25:46,713 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 63 states. [2020-11-29 21:25:46,733 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 39 [2020-11-29 21:25:46,734 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-29 21:25:46,734 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-29 21:25:46,742 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2020-11-29 21:25:46,742 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 21:25:46,743 INFO L427 BuchiCegarLoop]: ======== Iteration 1============ [2020-11-29 21:25:46,743 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 63 states. [2020-11-29 21:25:46,748 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 39 [2020-11-29 21:25:46,748 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-29 21:25:46,749 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-29 21:25:46,750 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2020-11-29 21:25:46,750 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 21:25:46,756 INFO L794 eck$LassoCheckResult]: Stem: 21#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~string25.base, #t~string25.offset := #Ultimate.allocOnStack(30);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(9);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(21);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(21);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(30);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(9);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(25);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(30);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(9);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(25);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(13);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string52.base, #t~string52.offset, 1);call write~init~int(110, #t~string52.base, 1 + #t~string52.offset, 1);call write~init~int(0, #t~string52.base, 2 + #t~string52.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 2 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 3 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string56.base, #t~string56.offset, 1);call write~init~int(80, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(117, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(109, #t~string56.base, 3 + #t~string56.offset, 1);call write~init~int(112, #t~string56.base, 4 + #t~string56.offset, 1);call write~init~int(58, #t~string56.base, 5 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 6 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(110, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 2 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(102, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(102, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 3 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string62.base, #t~string62.offset, 1);call write~init~int(32, #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(2);call write~init~int(10, #t~string64.base, #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 1 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(13);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string68.base, #t~string68.offset, 1);call write~init~int(77, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(101, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(116, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(104, #t~string68.base, 4 + #t~string68.offset, 1);call write~init~int(58, #t~string68.base, 5 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 6 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string70.base, #t~string70.offset, 1);call write~init~int(82, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(73, #t~string70.base, 2 + #t~string70.offset, 1);call write~init~int(84, #t~string70.base, 3 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 4 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string72.base, #t~string72.offset, 1);call write~init~int(75, #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(41, #t~string74.base, #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 1 + #t~string74.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;~methAndRunningLastTime~0 := 0; 7#L-1true havoc main_#res;havoc main_#t~ret43, main_~retValue_acc~5, main_~tmp~3;havoc main_~retValue_acc~5;havoc main_~tmp~3; 51#L433true havoc valid_product_#res;havoc valid_product_~retValue_acc~4;havoc valid_product_~retValue_acc~4;valid_product_~retValue_acc~4 := 1;valid_product_#res := valid_product_~retValue_acc~4; 54#L441true main_#t~ret43 := valid_product_#res;main_~tmp~3 := main_#t~ret43;havoc main_#t~ret43; 36#L535true assume 0 != main_~tmp~3; 23#L509true ~methAndRunningLastTime~0 := 0; 43#L853true havoc test_#t~nondet44, test_#t~nondet45, test_#t~nondet46, test_#t~nondet47, test_~splverifierCounter~0, test_~tmp~4, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~4;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 44#L864-1true [2020-11-29 21:25:46,756 INFO L796 eck$LassoCheckResult]: Loop: 44#L864-1true assume !false; 62#L562true assume test_~splverifierCounter~0 < 4; 8#L563true test_~tmp~4 := test_#t~nondet44;havoc test_#t~nondet44; 26#L571true assume !(0 != test_~tmp~4); 28#L571-1true test_~tmp___0~0 := test_#t~nondet45;havoc test_#t~nondet45; 15#L581true assume !(0 != test_~tmp___0~0); 3#L581-1true test_~tmp___2~0 := test_#t~nondet46;havoc test_#t~nondet46; 65#L591true assume 0 != test_~tmp___2~0;~systemActive~0 := 1; 5#L599-1true assume !(0 != ~pumpRunning~0); 53#L634true assume 0 != ~systemActive~0; 38#L641true 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~8;havoc isMethaneLevelCritical_~retValue_acc~8;isMethaneLevelCritical_~retValue_acc~8 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~8; 61#L810true __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; 41#L864true assume !(0 != __utac_acc__Specification2_spec__2_~tmp~5);~methAndRunningLastTime~0 := 0; 44#L864-1true [2020-11-29 21:25:46,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 21:25:46,763 INFO L82 PathProgramCache]: Analyzing trace with hash 1804904775, now seen corresponding path program 1 times [2020-11-29 21:25:46,772 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 21:25:46,772 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1566841412] [2020-11-29 21:25:46,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 21:25:46,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 21:25:47,000 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 21:25:47,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 21:25:47,220 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 21:25:47,260 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 21:25:47,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 21:25:47,262 INFO L82 PathProgramCache]: Analyzing trace with hash 11252537, now seen corresponding path program 1 times [2020-11-29 21:25:47,262 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 21:25:47,263 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [739602257] [2020-11-29 21:25:47,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 21:25:47,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 21:25:47,271 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 21:25:47,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 21:25:47,277 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 21:25:47,284 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 21:25:47,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 21:25:47,291 INFO L82 PathProgramCache]: Analyzing trace with hash 844549043, now seen corresponding path program 1 times [2020-11-29 21:25:47,292 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 21:25:47,292 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [267365157] [2020-11-29 21:25:47,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 21:25:47,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 21:25:47,374 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 21:25:47,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 21:25:47,428 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 21:25:47,485 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 21:25:47,620 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 33 [2020-11-29 21:27:02,395 WARN L193 SmtUtils]: Spent 1.25 m on a formula simplification. DAG size of input: 495 DAG size of output: 437 [2020-11-29 21:28:00,267 WARN L193 SmtUtils]: Spent 57.83 s on a formula simplification that was a NOOP. DAG size: 435 [2020-11-29 21:28:00,611 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.11 09:28:00 BoogieIcfgContainer [2020-11-29 21:28:00,611 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-11-29 21:28:00,612 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 21:28:00,612 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 21:28:00,612 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 21:28:00,613 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 09:25:46" (3/4) ... [2020-11-29 21:28:00,616 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2020-11-29 21:28:00,676 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_8460e44c-71a5-43b6-905a-d3b93076971c/bin/uautomizer/witness.graphml [2020-11-29 21:28:00,676 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 21:28:00,678 INFO L168 Benchmark]: Toolchain (without parser) took 135531.60 ms. Allocated memory was 92.3 MB in the beginning and 134.2 MB in the end (delta: 41.9 MB). Free memory was 54.4 MB in the beginning and 65.3 MB in the end (delta: -10.9 MB). Peak memory consumption was 30.9 MB. Max. memory is 16.1 GB. [2020-11-29 21:28:00,679 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 92.3 MB. Free memory was 71.7 MB in the beginning and 71.7 MB in the end (delta: 34.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 21:28:00,680 INFO L168 Benchmark]: CACSL2BoogieTranslator took 451.91 ms. Allocated memory is still 92.3 MB. Free memory was 54.3 MB in the beginning and 58.1 MB in the end (delta: -3.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-29 21:28:00,681 INFO L168 Benchmark]: Boogie Procedure Inliner took 59.96 ms. Allocated memory is still 92.3 MB. Free memory was 58.1 MB in the beginning and 55.5 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 21:28:00,681 INFO L168 Benchmark]: Boogie Preprocessor took 33.11 ms. Allocated memory is still 92.3 MB. Free memory was 55.5 MB in the beginning and 53.7 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 21:28:00,682 INFO L168 Benchmark]: RCFGBuilder took 933.86 ms. Allocated memory was 92.3 MB in the beginning and 134.2 MB in the end (delta: 41.9 MB). Free memory was 53.4 MB in the beginning and 84.1 MB in the end (delta: -30.7 MB). Peak memory consumption was 30.3 MB. Max. memory is 16.1 GB. [2020-11-29 21:28:00,683 INFO L168 Benchmark]: BuchiAutomizer took 133982.10 ms. Allocated memory is still 134.2 MB. Free memory was 84.1 MB in the beginning and 67.4 MB in the end (delta: 16.7 MB). Peak memory consumption was 57.5 MB. Max. memory is 16.1 GB. [2020-11-29 21:28:00,684 INFO L168 Benchmark]: Witness Printer took 64.40 ms. Allocated memory is still 134.2 MB. Free memory was 67.4 MB in the beginning and 65.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 21:28:00,689 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 92.3 MB. Free memory was 71.7 MB in the beginning and 71.7 MB in the end (delta: 34.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 451.91 ms. Allocated memory is still 92.3 MB. Free memory was 54.3 MB in the beginning and 58.1 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 59.96 ms. Allocated memory is still 92.3 MB. Free memory was 58.1 MB in the beginning and 55.5 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 33.11 ms. Allocated memory is still 92.3 MB. Free memory was 55.5 MB in the beginning and 53.7 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 933.86 ms. Allocated memory was 92.3 MB in the beginning and 134.2 MB in the end (delta: 41.9 MB). Free memory was 53.4 MB in the beginning and 84.1 MB in the end (delta: -30.7 MB). Peak memory consumption was 30.3 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 133982.10 ms. Allocated memory is still 134.2 MB. Free memory was 84.1 MB in the beginning and 67.4 MB in the end (delta: 16.7 MB). Peak memory consumption was 57.5 MB. Max. memory is 16.1 GB. * Witness Printer took 64.40 ms. Allocated memory is still 134.2 MB. Free memory was 67.4 MB in the beginning and 65.3 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 133.9s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 133.8s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: No data available LassoAnalysisResults: nont1 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - FixpointNonTerminationResult [Line: 561]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite execution State at position 0 is {NULL=29726} State at position 1 is {NULL=0, NULL=0, NULL=0, NULL=29726, retValue_acc=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@611d8608=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@66abcb2a=66, NULL=0, NULL=29736, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7c4ad9c1=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@607a01b=0, NULL=29749, NULL=29738, NULL=29754, methaneLevelCritical=0, NULL=29753, tmp=0, NULL=0, NULL=0, NULL=29751, tmp___1=0, NULL=29730, NULL=0, NULL=0, NULL=29729, NULL=29739, NULL=29750, cleanupTimeShifts=4, NULL=29744, NULL=29735, NULL=29734, NULL=0, NULL=0, NULL=0, NULL=0, systemActive=1, waterLevel=1, NULL=0, NULL=0, NULL=29747, retValue_acc=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@73494eea=0, NULL=0, tmp___0=0, NULL=0, NULL=0, NULL=29733, NULL=0, NULL=0, NULL=29731, \result=1, head=0, pumpRunning=0, \result=0, NULL=29742, tmp=1, NULL=29748, NULL=0, NULL=29743, NULL=0, NULL=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2e6fa81e=0, NULL=0, NULL=29737, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@58cf8a0f=0, retValue_acc=1, NULL=0, NULL=0, NULL=29727, tmp___2=66, tmp___0=0, NULL=29745, NULL=29741, splverifierCounter=0, NULL=0, methAndRunningLastTime=0, \result=0, NULL=29740, NULL=29752, head=0, NULL=0, NULL=0, NULL=29728, NULL=0, NULL=0, NULL=29746, NULL=29732, tmp=0} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 1]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L211] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L446] int cleanupTimeShifts = 4; [L626] int pumpRunning = 0; [L627] int systemActive = 1; [L767] int waterLevel = 1; [L768] int methaneLevelCritical = 0; [L847] int methAndRunningLastTime ; [L526] int retValue_acc ; [L527] int tmp ; [L437] int retValue_acc ; [L440] retValue_acc = 1 [L441] return (retValue_acc); [L533] tmp = valid_product() [L535] COND TRUE \read(tmp) [L852] methAndRunningLastTime = 0 [L552] int splverifierCounter ; [L553] int tmp ; [L554] int tmp___0 ; [L555] int tmp___1 ; [L556] int tmp___2 ; [L559] splverifierCounter = 0 Loop: [L561] COND TRUE 1 [L563] COND TRUE splverifierCounter < 4 [L569] tmp = __VERIFIER_nondet_int() [L571] COND FALSE !(\read(tmp)) [L579] tmp___0 = __VERIFIER_nondet_int() [L581] COND FALSE !(\read(tmp___0)) [L589] tmp___2 = __VERIFIER_nondet_int() [L591] COND TRUE \read(tmp___2) [L752] systemActive = 1 [L634] COND FALSE !(\read(pumpRunning)) [L641] COND TRUE \read(systemActive) [L857] int tmp ; [L858] int tmp___0 ; [L806] int retValue_acc ; [L809] retValue_acc = methaneLevelCritical [L810] return (retValue_acc); [L862] tmp = isMethaneLevelCritical() [L864] COND FALSE !(\read(tmp)) [L880] methAndRunningLastTime = 0 End of lasso representation. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...