./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_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_9b7d428e-cb11-4a4a-a786-d997e90993b3/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_9b7d428e-cb11-4a4a-a786-d997e90993b3/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_9b7d428e-cb11-4a4a-a786-d997e90993b3/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_9b7d428e-cb11-4a4a-a786-d997e90993b3/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product02.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_9b7d428e-cb11-4a4a-a786-d997e90993b3/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_9b7d428e-cb11-4a4a-a786-d997e90993b3/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 6a18f617941e8cdfed5633e004145f254bf7fa9d .................................................................................................................................................................................................................................................................................................................. 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 00:18:10,700 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 00:18:10,702 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 00:18:10,755 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 00:18:10,756 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 00:18:10,758 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 00:18:10,760 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 00:18:10,762 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 00:18:10,788 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 00:18:10,790 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 00:18:10,791 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 00:18:10,793 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 00:18:10,793 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 00:18:10,794 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 00:18:10,796 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 00:18:10,797 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 00:18:10,799 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 00:18:10,800 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 00:18:10,802 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 00:18:10,813 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 00:18:10,820 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 00:18:10,823 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 00:18:10,824 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 00:18:10,828 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 00:18:10,835 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 00:18:10,837 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 00:18:10,838 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 00:18:10,840 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 00:18:10,841 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 00:18:10,842 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 00:18:10,843 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 00:18:10,844 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 00:18:10,847 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 00:18:10,848 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 00:18:10,849 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 00:18:10,850 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 00:18:10,851 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 00:18:10,851 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 00:18:10,851 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 00:18:10,852 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 00:18:10,853 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 00:18:10,856 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_9b7d428e-cb11-4a4a-a786-d997e90993b3/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2020-11-30 00:18:10,908 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 00:18:10,908 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 00:18:10,910 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 00:18:10,910 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 00:18:10,911 INFO L138 SettingsManager]: * Use SBE=true [2020-11-30 00:18:10,911 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-11-30 00:18:10,911 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2020-11-30 00:18:10,911 INFO L138 SettingsManager]: * Use old map elimination=false [2020-11-30 00:18:10,912 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-11-30 00:18:10,912 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-11-30 00:18:10,913 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-11-30 00:18:10,913 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 00:18:10,914 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 00:18:10,914 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-30 00:18:10,914 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 00:18:10,915 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 00:18:10,915 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 00:18:10,915 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2020-11-30 00:18:10,915 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2020-11-30 00:18:10,916 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2020-11-30 00:18:10,916 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 00:18:10,916 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 00:18:10,916 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-11-30 00:18:10,917 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 00:18:10,917 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2020-11-30 00:18:10,917 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 00:18:10,917 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-30 00:18:10,918 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-11-30 00:18:10,918 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 00:18:10,920 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-30 00:18:10,920 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 00:18:10,920 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2020-11-30 00:18:10,923 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2020-11-30 00:18:10,923 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_9b7d428e-cb11-4a4a-a786-d997e90993b3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_9b7d428e-cb11-4a4a-a786-d997e90993b3/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6a18f617941e8cdfed5633e004145f254bf7fa9d [2020-11-30 00:18:11,240 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 00:18:11,272 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 00:18:11,279 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 00:18:11,280 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 00:18:11,281 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 00:18:11,282 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_9b7d428e-cb11-4a4a-a786-d997e90993b3/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec4_product02.cil.c [2020-11-30 00:18:11,384 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9b7d428e-cb11-4a4a-a786-d997e90993b3/bin/uautomizer/data/3e65b1258/ee5e6c5ee6f44b9a988f50784615f4e4/FLAG26145a9df [2020-11-30 00:18:11,969 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 00:18:11,969 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_9b7d428e-cb11-4a4a-a786-d997e90993b3/sv-benchmarks/c/product-lines/minepump_spec4_product02.cil.c [2020-11-30 00:18:11,987 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9b7d428e-cb11-4a4a-a786-d997e90993b3/bin/uautomizer/data/3e65b1258/ee5e6c5ee6f44b9a988f50784615f4e4/FLAG26145a9df [2020-11-30 00:18:12,256 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_9b7d428e-cb11-4a4a-a786-d997e90993b3/bin/uautomizer/data/3e65b1258/ee5e6c5ee6f44b9a988f50784615f4e4 [2020-11-30 00:18:12,260 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 00:18:12,264 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 00:18:12,269 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 00:18:12,269 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 00:18:12,274 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 00:18:12,276 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:18:12" (1/1) ... [2020-11-30 00:18:12,278 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@775bd4f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:18:12, skipping insertion in model container [2020-11-30 00:18:12,279 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:18:12" (1/1) ... [2020-11-30 00:18:12,287 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 00:18:12,354 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 00:18:12,637 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 00:18:12,663 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 00:18:12,743 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 00:18:12,773 INFO L208 MainTranslator]: Completed translation [2020-11-30 00:18:12,774 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:18:12 WrapperNode [2020-11-30 00:18:12,774 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 00:18:12,776 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 00:18:12,779 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 00:18:12,779 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 00:18:12,790 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:18:12" (1/1) ... [2020-11-30 00:18:12,826 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:18:12" (1/1) ... [2020-11-30 00:18:12,863 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 00:18:12,864 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 00:18:12,865 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 00:18:12,865 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 00:18:12,875 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:18:12" (1/1) ... [2020-11-30 00:18:12,875 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:18:12" (1/1) ... [2020-11-30 00:18:12,879 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:18:12" (1/1) ... [2020-11-30 00:18:12,879 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:18:12" (1/1) ... [2020-11-30 00:18:12,892 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:18:12" (1/1) ... [2020-11-30 00:18:12,899 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:18:12" (1/1) ... [2020-11-30 00:18:12,902 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:18:12" (1/1) ... [2020-11-30 00:18:12,906 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 00:18:12,908 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 00:18:12,908 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 00:18:12,908 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 00:18:12,909 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:18:12" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9b7d428e-cb11-4a4a-a786-d997e90993b3/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 00:18:12,979 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 00:18:12,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-30 00:18:12,979 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 00:18:12,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 00:18:13,752 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-30 00:18:13,753 INFO L298 CfgBuilder]: Removed 74 assume(true) statements. [2020-11-30 00:18:13,755 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:18:13 BoogieIcfgContainer [2020-11-30 00:18:13,755 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-30 00:18:13,756 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-11-30 00:18:13,756 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-11-30 00:18:13,760 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-11-30 00:18:13,761 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-30 00:18:13,761 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 30.11 12:18:12" (1/3) ... [2020-11-30 00:18:13,762 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7e4cea3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 30.11 12:18:13, skipping insertion in model container [2020-11-30 00:18:13,763 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-30 00:18:13,763 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:18:12" (2/3) ... [2020-11-30 00:18:13,763 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7e4cea3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 30.11 12:18:13, skipping insertion in model container [2020-11-30 00:18:13,763 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-30 00:18:13,764 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:18:13" (3/3) ... [2020-11-30 00:18:13,766 INFO L373 chiAutomizerObserver]: Analyzing ICFG minepump_spec4_product02.cil.c [2020-11-30 00:18:13,821 INFO L359 BuchiCegarLoop]: Interprodecural is true [2020-11-30 00:18:13,821 INFO L360 BuchiCegarLoop]: Hoare is false [2020-11-30 00:18:13,822 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-11-30 00:18:13,822 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-30 00:18:13,822 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-30 00:18:13,822 INFO L364 BuchiCegarLoop]: Difference is false [2020-11-30 00:18:13,822 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-30 00:18:13,822 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-11-30 00:18:13,837 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 57 states. [2020-11-30 00:18:13,859 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 35 [2020-11-30 00:18:13,859 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-30 00:18:13,859 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-30 00:18:13,867 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2020-11-30 00:18:13,867 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:18:13,868 INFO L427 BuchiCegarLoop]: ======== Iteration 1============ [2020-11-30 00:18:13,868 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 57 states. [2020-11-30 00:18:13,872 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 35 [2020-11-30 00:18:13,872 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-30 00:18:13,872 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-30 00:18:13,873 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2020-11-30 00:18:13,873 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:18:13,878 INFO L794 eck$LassoCheckResult]: Stem: 36#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~string10.base, #t~string10.offset := #Ultimate.allocOnStack(13);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string12.base, #t~string12.offset, 1);call write~init~int(110, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 2 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 3 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string16.base, #t~string16.offset, 1);call write~init~int(80, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(117, #t~string16.base, 2 + #t~string16.offset, 1);call write~init~int(109, #t~string16.base, 3 + #t~string16.offset, 1);call write~init~int(112, #t~string16.base, 4 + #t~string16.offset, 1);call write~init~int(58, #t~string16.base, 5 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 6 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(110, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string20.base, #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 2 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 3 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string22.base, #t~string22.offset, 1);call write~init~int(32, #t~string22.base, 1 + #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 2 + #t~string22.offset, 1);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string24.base, #t~string24.offset, 1);call write~init~int(0, #t~string24.base, 1 + #t~string24.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(13);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string32.base, #t~string32.offset, 1);call write~init~int(77, #t~string32.base, 1 + #t~string32.offset, 1);call write~init~int(101, #t~string32.base, 2 + #t~string32.offset, 1);call write~init~int(116, #t~string32.base, 3 + #t~string32.offset, 1);call write~init~int(104, #t~string32.base, 4 + #t~string32.offset, 1);call write~init~int(58, #t~string32.base, 5 + #t~string32.offset, 1);call write~init~int(0, #t~string32.base, 6 + #t~string32.offset, 1);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string34.base, #t~string34.offset, 1);call write~init~int(82, #t~string34.base, 1 + #t~string34.offset, 1);call write~init~int(73, #t~string34.base, 2 + #t~string34.offset, 1);call write~init~int(84, #t~string34.base, 3 + #t~string34.offset, 1);call write~init~int(0, #t~string34.base, 4 + #t~string34.offset, 1);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string36.base, #t~string36.offset, 1);call write~init~int(75, #t~string36.base, 1 + #t~string36.offset, 1);call write~init~int(0, #t~string36.base, 2 + #t~string36.offset, 1);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string38.base, #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 1 + #t~string38.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(21);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(30);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(9);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(21);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(30);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(9);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(25);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(30);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(9);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(25);~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4; 11#L-1true havoc main_#res;havoc main_#t~ret76, main_~retValue_acc~9, main_~tmp~5;havoc main_~retValue_acc~9;havoc main_~tmp~5; 17#L76true 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; 10#L84true main_#t~ret76 := valid_product_#res;main_~tmp~5 := main_#t~ret76;havoc main_#t~ret76; 47#L839true assume 0 != main_~tmp~5; 38#L816true havoc test_#t~nondet25, test_#t~nondet26, test_#t~nondet27, test_#t~nondet28, test_~splverifierCounter~0, test_~tmp~0, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~0;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 12#L373-1true [2020-11-30 00:18:13,879 INFO L796 eck$LassoCheckResult]: Loop: 12#L373-1true assume !false; 51#L228true assume test_~splverifierCounter~0 < 4; 52#L229true test_~tmp~0 := test_#t~nondet25;havoc test_#t~nondet25; 22#L237true assume !(0 != test_~tmp~0); 18#L237-1true test_~tmp___0~0 := test_#t~nondet26;havoc test_#t~nondet26; 56#L247true assume !(0 != test_~tmp___0~0); 54#L247-1true test_~tmp___2~0 := test_#t~nondet27;havoc test_#t~nondet27; 46#L257true assume 0 != test_~tmp___2~0;~systemActive~0 := 1; 41#L265-2true assume !(0 != ~pumpRunning~0); 35#L106true assume 0 != ~systemActive~0; 6#L113true havoc __utac_acc__Specification4_spec__1_#t~ret39, __utac_acc__Specification4_spec__1_#t~ret40, __utac_acc__Specification4_spec__1_~tmp~1, __utac_acc__Specification4_spec__1_~tmp___0~1;havoc __utac_acc__Specification4_spec__1_~tmp~1;havoc __utac_acc__Specification4_spec__1_~tmp___0~1;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~5;havoc getWaterLevel_~retValue_acc~5;getWaterLevel_~retValue_acc~5 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~5; 45#L360true __utac_acc__Specification4_spec__1_#t~ret39 := getWaterLevel_#res;__utac_acc__Specification4_spec__1_~tmp~1 := __utac_acc__Specification4_spec__1_#t~ret39;havoc __utac_acc__Specification4_spec__1_#t~ret39; 33#L373true assume !(0 == __utac_acc__Specification4_spec__1_~tmp~1); 12#L373-1true [2020-11-30 00:18:13,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:18:13,885 INFO L82 PathProgramCache]: Analyzing trace with hash 889506727, now seen corresponding path program 1 times [2020-11-30 00:18:13,892 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:18:13,892 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [659409887] [2020-11-30 00:18:13,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:18:14,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 00:18:14,166 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 00:18:14,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 00:18:14,297 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 00:18:14,354 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-30 00:18:14,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:18:14,356 INFO L82 PathProgramCache]: Analyzing trace with hash -1681619224, now seen corresponding path program 1 times [2020-11-30 00:18:14,356 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:18:14,356 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1630537117] [2020-11-30 00:18:14,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:18:14,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 00:18:14,364 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 00:18:14,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 00:18:14,369 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 00:18:14,375 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-30 00:18:14,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:18:14,377 INFO L82 PathProgramCache]: Analyzing trace with hash 32659714, now seen corresponding path program 1 times [2020-11-30 00:18:14,377 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:18:14,377 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [891627973] [2020-11-30 00:18:14,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:18:14,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 00:18:14,434 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 00:18:14,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 00:18:14,497 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 00:18:14,534 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-30 00:19:31,492 WARN L193 SmtUtils]: Spent 1.28 m on a formula simplification. DAG size of input: 491 DAG size of output: 433 [2020-11-30 00:20:16,727 WARN L193 SmtUtils]: Spent 45.23 s on a formula simplification that was a NOOP. DAG size: 433 [2020-11-30 00:20:17,073 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 30.11 12:20:17 BoogieIcfgContainer [2020-11-30 00:20:17,074 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-11-30 00:20:17,074 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-30 00:20:17,074 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-30 00:20:17,075 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-30 00:20:17,075 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:18:13" (3/4) ... [2020-11-30 00:20:17,078 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2020-11-30 00:20:17,185 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_9b7d428e-cb11-4a4a-a786-d997e90993b3/bin/uautomizer/witness.graphml [2020-11-30 00:20:17,207 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-30 00:20:17,209 INFO L168 Benchmark]: Toolchain (without parser) took 124944.17 ms. Allocated memory was 77.6 MB in the beginning and 113.2 MB in the end (delta: 35.7 MB). Free memory was 45.3 MB in the beginning and 73.7 MB in the end (delta: -28.3 MB). Peak memory consumption was 5.5 MB. Max. memory is 16.1 GB. [2020-11-30 00:20:17,209 INFO L168 Benchmark]: CDTParser took 0.98 ms. Allocated memory is still 77.6 MB. Free memory was 37.0 MB in the beginning and 37.0 MB in the end (delta: 56.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 00:20:17,210 INFO L168 Benchmark]: CACSL2BoogieTranslator took 506.02 ms. Allocated memory was 77.6 MB in the beginning and 94.4 MB in the end (delta: 16.8 MB). Free memory was 45.1 MB in the beginning and 63.4 MB in the end (delta: -18.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-30 00:20:17,211 INFO L168 Benchmark]: Boogie Procedure Inliner took 87.86 ms. Allocated memory is still 94.4 MB. Free memory was 62.9 MB in the beginning and 60.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-30 00:20:17,212 INFO L168 Benchmark]: Boogie Preprocessor took 42.31 ms. Allocated memory is still 94.4 MB. Free memory was 60.8 MB in the beginning and 58.6 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-30 00:20:17,213 INFO L168 Benchmark]: RCFGBuilder took 847.54 ms. Allocated memory is still 94.4 MB. Free memory was 58.6 MB in the beginning and 57.1 MB in the end (delta: 1.5 MB). Peak memory consumption was 36.0 MB. Max. memory is 16.1 GB. [2020-11-30 00:20:17,213 INFO L168 Benchmark]: BuchiAutomizer took 123317.61 ms. Allocated memory was 94.4 MB in the beginning and 113.2 MB in the end (delta: 18.9 MB). Free memory was 57.1 MB in the beginning and 75.8 MB in the end (delta: -18.6 MB). Peak memory consumption was 55.9 MB. Max. memory is 16.1 GB. [2020-11-30 00:20:17,214 INFO L168 Benchmark]: Witness Printer took 132.77 ms. Allocated memory is still 113.2 MB. Free memory was 75.8 MB in the beginning and 73.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-30 00:20:17,218 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.98 ms. Allocated memory is still 77.6 MB. Free memory was 37.0 MB in the beginning and 37.0 MB in the end (delta: 56.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 506.02 ms. Allocated memory was 77.6 MB in the beginning and 94.4 MB in the end (delta: 16.8 MB). Free memory was 45.1 MB in the beginning and 63.4 MB in the end (delta: -18.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 87.86 ms. Allocated memory is still 94.4 MB. Free memory was 62.9 MB in the beginning and 60.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 42.31 ms. Allocated memory is still 94.4 MB. Free memory was 60.8 MB in the beginning and 58.6 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 847.54 ms. Allocated memory is still 94.4 MB. Free memory was 58.6 MB in the beginning and 57.1 MB in the end (delta: 1.5 MB). Peak memory consumption was 36.0 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 123317.61 ms. Allocated memory was 94.4 MB in the beginning and 113.2 MB in the end (delta: 18.9 MB). Free memory was 57.1 MB in the beginning and 75.8 MB in the end (delta: -18.6 MB). Peak memory consumption was 55.9 MB. Max. memory is 16.1 GB. * Witness Printer took 132.77 ms. Allocated memory is still 113.2 MB. Free memory was 75.8 MB in the beginning and 73.7 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 123.2s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 123.1s. 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: 227]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite execution State at position 0 is {NULL=3095} State at position 1 is {NULL=0, NULL=0, NULL=0, NULL=3096, NULL=0, NULL=3095, NULL=3107, NULL=0, NULL=0, NULL=3105, NULL=3110, retValue_acc=0, NULL=3121, NULL=3113, methaneLevelCritical=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4736bd6a=0, NULL=0, NULL=0, NULL=3120, tmp___1=0, NULL=0, NULL=0, NULL=3099, NULL=3117, tmp___0=0, cleanupTimeShifts=4, tmp=0, NULL=3111, NULL=3114, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@147a3b15=0, NULL=0, systemActive=1, waterLevel=1, NULL=3122, \result=1, NULL=0, NULL=0, NULL=0, NULL=0, NULL=0, NULL=3098, NULL=0, tmp___0=0, NULL=3109, NULL=3116, \result=1, NULL=3103, head=0, pumpRunning=0, \result=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7864ab28=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1eca2411=87, NULL=0, NULL=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3e5c8183=0, NULL=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7bbe113e=0, NULL=0, tmp=1, NULL=0, NULL=3108, NULL=3104, tmp=1, NULL=0, NULL=0, NULL=0, NULL=3102, retValue_acc=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@75d9406f=0, tmp___2=87, NULL=3119, retValue_acc=1, splverifierCounter=0, NULL=0, NULL=0, NULL=3123, NULL=3115, NULL=3106, NULL=3118, head=0, NULL=3097, NULL=0, NULL=0, NULL=3112, NULL=3101, NULL=0, NULL=3100} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 1]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L98] int pumpRunning = 0; [L99] int systemActive = 1; [L285] int waterLevel = 1; [L286] int methaneLevelCritical = 0; [L560] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L757] int cleanupTimeShifts = 4; [L830] int retValue_acc ; [L831] int tmp ; [L80] int retValue_acc ; [L83] retValue_acc = 1 [L84] return (retValue_acc); [L837] tmp = valid_product() [L839] COND TRUE \read(tmp) [L218] int splverifierCounter ; [L219] int tmp ; [L220] int tmp___0 ; [L221] int tmp___1 ; [L222] int tmp___2 ; [L225] splverifierCounter = 0 Loop: [L227] COND TRUE 1 [L229] COND TRUE splverifierCounter < 4 [L235] tmp = __VERIFIER_nondet_int() [L237] COND FALSE !(\read(tmp)) [L245] tmp___0 = __VERIFIER_nondet_int() [L247] COND FALSE !(\read(tmp___0)) [L255] tmp___2 = __VERIFIER_nondet_int() [L257] COND TRUE \read(tmp___2) [L209] systemActive = 1 [L106] COND FALSE !(\read(pumpRunning)) [L113] COND TRUE \read(systemActive) [L366] int tmp ; [L367] int tmp___0 ; [L356] int retValue_acc ; [L359] retValue_acc = waterLevel [L360] return (retValue_acc); [L371] tmp = getWaterLevel() [L373] COND FALSE !(tmp == 0) End of lasso representation. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...