./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product01.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_e250a60c-1c7a-44f4-9b81-bddbf1300af8/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_e250a60c-1c7a-44f4-9b81-bddbf1300af8/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_e250a60c-1c7a-44f4-9b81-bddbf1300af8/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_e250a60c-1c7a-44f4-9b81-bddbf1300af8/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product01.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_e250a60c-1c7a-44f4-9b81-bddbf1300af8/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_e250a60c-1c7a-44f4-9b81-bddbf1300af8/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 2db56498d5efee7ebbfc800217bb7d691cfe36ed ................................................................................................................................................................................................................................................................................................................. 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 22:39:42,766 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 22:39:42,770 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 22:39:42,869 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 22:39:42,881 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 22:39:42,883 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 22:39:42,890 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 22:39:42,893 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 22:39:42,896 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 22:39:42,897 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 22:39:42,899 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 22:39:42,901 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 22:39:42,902 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 22:39:42,904 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 22:39:42,906 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 22:39:42,908 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 22:39:42,909 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 22:39:42,911 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 22:39:42,914 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 22:39:42,918 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 22:39:42,921 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 22:39:42,929 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 22:39:42,931 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 22:39:42,933 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 22:39:42,938 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 22:39:42,938 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 22:39:42,939 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 22:39:42,941 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 22:39:42,941 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 22:39:42,943 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 22:39:42,944 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 22:39:42,945 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 22:39:42,947 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 22:39:42,948 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 22:39:42,950 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 22:39:42,951 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 22:39:42,952 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 22:39:42,953 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 22:39:42,953 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 22:39:42,955 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 22:39:42,956 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 22:39:42,958 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_e250a60c-1c7a-44f4-9b81-bddbf1300af8/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2020-11-29 22:39:42,987 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 22:39:42,988 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 22:39:42,989 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 22:39:42,990 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 22:39:42,990 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 22:39:42,990 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-11-29 22:39:42,991 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2020-11-29 22:39:42,991 INFO L138 SettingsManager]: * Use old map elimination=false [2020-11-29 22:39:42,992 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-11-29 22:39:42,993 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-11-29 22:39:42,993 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-11-29 22:39:42,995 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 22:39:42,995 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 22:39:42,995 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-29 22:39:42,996 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 22:39:42,996 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 22:39:42,997 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 22:39:42,997 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2020-11-29 22:39:42,997 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2020-11-29 22:39:42,998 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2020-11-29 22:39:42,998 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 22:39:42,998 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 22:39:42,999 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-11-29 22:39:42,999 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 22:39:42,999 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2020-11-29 22:39:43,000 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 22:39:43,000 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 22:39:43,000 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-11-29 22:39:43,001 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 22:39:43,003 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 22:39:43,003 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 22:39:43,003 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2020-11-29 22:39:43,005 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2020-11-29 22:39:43,007 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_e250a60c-1c7a-44f4-9b81-bddbf1300af8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_e250a60c-1c7a-44f4-9b81-bddbf1300af8/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2db56498d5efee7ebbfc800217bb7d691cfe36ed [2020-11-29 22:39:43,366 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 22:39:43,394 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 22:39:43,405 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 22:39:43,406 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 22:39:43,407 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 22:39:43,409 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_e250a60c-1c7a-44f4-9b81-bddbf1300af8/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec4_product01.cil.c [2020-11-29 22:39:43,490 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e250a60c-1c7a-44f4-9b81-bddbf1300af8/bin/uautomizer/data/92e71f2c3/1a0c76db67364655b84b9a7f015a14e5/FLAG4e868101a [2020-11-29 22:39:44,102 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 22:39:44,103 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_e250a60c-1c7a-44f4-9b81-bddbf1300af8/sv-benchmarks/c/product-lines/minepump_spec4_product01.cil.c [2020-11-29 22:39:44,119 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e250a60c-1c7a-44f4-9b81-bddbf1300af8/bin/uautomizer/data/92e71f2c3/1a0c76db67364655b84b9a7f015a14e5/FLAG4e868101a [2020-11-29 22:39:44,368 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_e250a60c-1c7a-44f4-9b81-bddbf1300af8/bin/uautomizer/data/92e71f2c3/1a0c76db67364655b84b9a7f015a14e5 [2020-11-29 22:39:44,371 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 22:39:44,373 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 22:39:44,388 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 22:39:44,388 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 22:39:44,392 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 22:39:44,396 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 10:39:44" (1/1) ... [2020-11-29 22:39:44,399 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52f0b846 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:39:44, skipping insertion in model container [2020-11-29 22:39:44,402 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 10:39:44" (1/1) ... [2020-11-29 22:39:44,410 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 22:39:44,494 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 22:39:44,865 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 22:39:44,895 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 22:39:45,002 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 22:39:45,039 INFO L208 MainTranslator]: Completed translation [2020-11-29 22:39:45,041 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:39:45 WrapperNode [2020-11-29 22:39:45,041 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 22:39:45,043 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 22:39:45,043 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 22:39:45,043 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 22:39:45,053 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:39:45" (1/1) ... [2020-11-29 22:39:45,088 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:39:45" (1/1) ... [2020-11-29 22:39:45,148 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 22:39:45,149 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 22:39:45,149 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 22:39:45,149 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 22:39:45,163 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:39:45" (1/1) ... [2020-11-29 22:39:45,163 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:39:45" (1/1) ... [2020-11-29 22:39:45,178 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:39:45" (1/1) ... [2020-11-29 22:39:45,179 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:39:45" (1/1) ... [2020-11-29 22:39:45,189 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:39:45" (1/1) ... [2020-11-29 22:39:45,196 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:39:45" (1/1) ... [2020-11-29 22:39:45,199 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:39:45" (1/1) ... [2020-11-29 22:39:45,232 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 22:39:45,233 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 22:39:45,233 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 22:39:45,233 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 22:39:45,237 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:39:45" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e250a60c-1c7a-44f4-9b81-bddbf1300af8/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 22:39:45,345 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 22:39:45,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 22:39:45,346 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 22:39:45,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 22:39:46,378 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 22:39:46,378 INFO L298 CfgBuilder]: Removed 72 assume(true) statements. [2020-11-29 22:39:46,381 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 10:39:46 BoogieIcfgContainer [2020-11-29 22:39:46,381 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 22:39:46,382 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-11-29 22:39:46,383 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-11-29 22:39:46,387 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-11-29 22:39:46,388 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-29 22:39:46,388 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 29.11 10:39:44" (1/3) ... [2020-11-29 22:39:46,390 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@215fed0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.11 10:39:46, skipping insertion in model container [2020-11-29 22:39:46,390 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-29 22:39:46,390 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:39:45" (2/3) ... [2020-11-29 22:39:46,391 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@215fed0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.11 10:39:46, skipping insertion in model container [2020-11-29 22:39:46,391 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-29 22:39:46,391 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 10:39:46" (3/3) ... [2020-11-29 22:39:46,393 INFO L373 chiAutomizerObserver]: Analyzing ICFG minepump_spec4_product01.cil.c [2020-11-29 22:39:46,462 INFO L359 BuchiCegarLoop]: Interprodecural is true [2020-11-29 22:39:46,463 INFO L360 BuchiCegarLoop]: Hoare is false [2020-11-29 22:39:46,463 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-11-29 22:39:46,463 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-29 22:39:46,463 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-29 22:39:46,463 INFO L364 BuchiCegarLoop]: Difference is false [2020-11-29 22:39:46,464 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-29 22:39:46,464 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-11-29 22:39:46,488 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 57 states. [2020-11-29 22:39:46,524 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 35 [2020-11-29 22:39:46,524 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-29 22:39:46,524 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-29 22:39:46,537 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2020-11-29 22:39:46,537 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 22:39:46,537 INFO L427 BuchiCegarLoop]: ======== Iteration 1============ [2020-11-29 22:39:46,538 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 57 states. [2020-11-29 22:39:46,552 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 35 [2020-11-29 22:39:46,552 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-29 22:39:46,552 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-29 22:39:46,554 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2020-11-29 22:39:46,554 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 22:39:46,570 INFO L794 eck$LassoCheckResult]: Stem: 25#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~string11.base, #t~string11.offset := #Ultimate.allocOnStack(13);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string13.base, #t~string13.offset, 1);call write~init~int(110, #t~string13.base, 1 + #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 2 + #t~string13.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string15.base, #t~string15.offset, 1);call write~init~int(102, #t~string15.base, 1 + #t~string15.offset, 1);call write~init~int(102, #t~string15.base, 2 + #t~string15.offset, 1);call write~init~int(0, #t~string15.base, 3 + #t~string15.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string17.base, #t~string17.offset, 1);call write~init~int(80, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(117, #t~string17.base, 2 + #t~string17.offset, 1);call write~init~int(109, #t~string17.base, 3 + #t~string17.offset, 1);call write~init~int(112, #t~string17.base, 4 + #t~string17.offset, 1);call write~init~int(58, #t~string17.base, 5 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 6 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string19.base, #t~string19.offset, 1);call write~init~int(110, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 2 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string21.base, #t~string21.offset, 1);call write~init~int(102, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(102, #t~string21.base, 2 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 3 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string23.base, #t~string23.offset, 1);call write~init~int(32, #t~string23.base, 1 + #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 2 + #t~string23.offset, 1);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string25.base, #t~string25.offset, 1);call write~init~int(0, #t~string25.base, 1 + #t~string25.offset, 1);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(13);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string33.base, #t~string33.offset, 1);call write~init~int(77, #t~string33.base, 1 + #t~string33.offset, 1);call write~init~int(101, #t~string33.base, 2 + #t~string33.offset, 1);call write~init~int(116, #t~string33.base, 3 + #t~string33.offset, 1);call write~init~int(104, #t~string33.base, 4 + #t~string33.offset, 1);call write~init~int(58, #t~string33.base, 5 + #t~string33.offset, 1);call write~init~int(0, #t~string33.base, 6 + #t~string33.offset, 1);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string35.base, #t~string35.offset, 1);call write~init~int(82, #t~string35.base, 1 + #t~string35.offset, 1);call write~init~int(73, #t~string35.base, 2 + #t~string35.offset, 1);call write~init~int(84, #t~string35.base, 3 + #t~string35.offset, 1);call write~init~int(0, #t~string35.base, 4 + #t~string35.offset, 1);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string37.base, #t~string37.offset, 1);call write~init~int(75, #t~string37.base, 1 + #t~string37.offset, 1);call write~init~int(0, #t~string37.base, 2 + #t~string37.offset, 1);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string39.base, #t~string39.offset, 1);call write~init~int(0, #t~string39.base, 1 + #t~string39.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(30);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(9);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(21);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(30);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(9);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(21);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(30);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(9);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(25);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(30);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(9);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(25);~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 10#L-1true havoc main_#res;havoc main_#t~ret8, main_~retValue_acc~2, main_~tmp~0;havoc main_~retValue_acc~2;havoc main_~tmp~0; 14#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; 9#L84true main_#t~ret8 := valid_product_#res;main_~tmp~0 := main_#t~ret8;havoc main_#t~ret8; 22#L176true assume 0 != main_~tmp~0; 55#L152true havoc test_#t~nondet26, test_#t~nondet27, test_#t~nondet28, test_#t~nondet29, test_~splverifierCounter~0, test_~tmp~1, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~1;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 24#L458-1true [2020-11-29 22:39:46,571 INFO L796 eck$LassoCheckResult]: Loop: 24#L458-1true assume !false; 29#L315true assume test_~splverifierCounter~0 < 4; 38#L316true test_~tmp~1 := test_#t~nondet26;havoc test_#t~nondet26; 40#L324true assume !(0 != test_~tmp~1); 41#L324-1true test_~tmp___0~0 := test_#t~nondet27;havoc test_#t~nondet27; 31#L334true assume !(0 != test_~tmp___0~0); 33#L334-1true test_~tmp___2~0 := test_#t~nondet28;havoc test_#t~nondet28; 23#L344true assume 0 != test_~tmp___2~0; 53#L350-2true assume !(0 != ~pumpRunning~0); 15#L204true assume 0 != ~systemActive~0; 45#L211true havoc __utac_acc__Specification4_spec__1_#t~ret40, __utac_acc__Specification4_spec__1_#t~ret41, __utac_acc__Specification4_spec__1_~tmp~2, __utac_acc__Specification4_spec__1_~tmp___0~1;havoc __utac_acc__Specification4_spec__1_~tmp~2;havoc __utac_acc__Specification4_spec__1_~tmp___0~1;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~6;havoc getWaterLevel_~retValue_acc~6;getWaterLevel_~retValue_acc~6 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~6; 49#L445true __utac_acc__Specification4_spec__1_#t~ret40 := getWaterLevel_#res;__utac_acc__Specification4_spec__1_~tmp~2 := __utac_acc__Specification4_spec__1_#t~ret40;havoc __utac_acc__Specification4_spec__1_#t~ret40; 35#L458true assume !(0 == __utac_acc__Specification4_spec__1_~tmp~2); 24#L458-1true [2020-11-29 22:39:46,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 22:39:46,580 INFO L82 PathProgramCache]: Analyzing trace with hash 889506727, now seen corresponding path program 1 times [2020-11-29 22:39:46,594 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 22:39:46,594 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1128908125] [2020-11-29 22:39:46,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 22:39:46,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 22:39:46,918 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 22:39:47,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 22:39:47,036 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 22:39:47,118 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 22:39:47,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 22:39:47,120 INFO L82 PathProgramCache]: Analyzing trace with hash -1682573529, now seen corresponding path program 1 times [2020-11-29 22:39:47,121 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 22:39:47,121 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [598582890] [2020-11-29 22:39:47,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 22:39:47,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 22:39:47,135 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 22:39:47,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 22:39:47,140 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 22:39:47,156 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 22:39:47,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 22:39:47,159 INFO L82 PathProgramCache]: Analyzing trace with hash 31705409, now seen corresponding path program 1 times [2020-11-29 22:39:47,159 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 22:39:47,159 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [175741359] [2020-11-29 22:39:47,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 22:39:47,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 22:39:47,288 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 22:39:47,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 22:39:47,384 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 22:39:47,426 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 22:41:08,161 WARN L193 SmtUtils]: Spent 1.34 m on a formula simplification. DAG size of input: 491 DAG size of output: 433 [2020-11-29 22:42:05,136 WARN L193 SmtUtils]: Spent 56.95 s on a formula simplification that was a NOOP. DAG size: 433 [2020-11-29 22:42:05,297 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.11 10:42:05 BoogieIcfgContainer [2020-11-29 22:42:05,297 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-11-29 22:42:05,298 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 22:42:05,298 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 22:42:05,298 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 22:42:05,299 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 10:39:46" (3/4) ... [2020-11-29 22:42:05,302 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2020-11-29 22:42:05,424 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_e250a60c-1c7a-44f4-9b81-bddbf1300af8/bin/uautomizer/witness.graphml [2020-11-29 22:42:05,424 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 22:42:05,426 INFO L168 Benchmark]: Toolchain (without parser) took 141052.21 ms. Allocated memory was 92.3 MB in the beginning and 111.1 MB in the end (delta: 18.9 MB). Free memory was 37.9 MB in the beginning and 69.7 MB in the end (delta: -31.8 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 22:42:05,427 INFO L168 Benchmark]: CDTParser took 0.96 ms. Allocated memory is still 92.3 MB. Free memory was 55.8 MB in the beginning and 55.6 MB in the end (delta: 152.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 22:42:05,428 INFO L168 Benchmark]: CACSL2BoogieTranslator took 653.81 ms. Allocated memory is still 92.3 MB. Free memory was 37.8 MB in the beginning and 61.4 MB in the end (delta: -23.6 MB). Peak memory consumption was 10.2 MB. Max. memory is 16.1 GB. [2020-11-29 22:42:05,429 INFO L168 Benchmark]: Boogie Procedure Inliner took 105.14 ms. Allocated memory is still 92.3 MB. Free memory was 61.4 MB in the beginning and 59.0 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 22:42:05,430 INFO L168 Benchmark]: Boogie Preprocessor took 83.36 ms. Allocated memory is still 92.3 MB. Free memory was 59.0 MB in the beginning and 57.3 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 22:42:05,431 INFO L168 Benchmark]: RCFGBuilder took 1148.43 ms. Allocated memory was 92.3 MB in the beginning and 111.1 MB in the end (delta: 18.9 MB). Free memory was 56.9 MB in the beginning and 64.9 MB in the end (delta: -8.0 MB). Peak memory consumption was 25.6 MB. Max. memory is 16.1 GB. [2020-11-29 22:42:05,432 INFO L168 Benchmark]: BuchiAutomizer took 138914.75 ms. Allocated memory is still 111.1 MB. Free memory was 64.9 MB in the beginning and 71.8 MB in the end (delta: -6.9 MB). Peak memory consumption was 47.6 MB. Max. memory is 16.1 GB. [2020-11-29 22:42:05,433 INFO L168 Benchmark]: Witness Printer took 126.79 ms. Allocated memory is still 111.1 MB. Free memory was 71.8 MB in the beginning and 69.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 22:42:05,440 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.96 ms. Allocated memory is still 92.3 MB. Free memory was 55.8 MB in the beginning and 55.6 MB in the end (delta: 152.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 653.81 ms. Allocated memory is still 92.3 MB. Free memory was 37.8 MB in the beginning and 61.4 MB in the end (delta: -23.6 MB). Peak memory consumption was 10.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 105.14 ms. Allocated memory is still 92.3 MB. Free memory was 61.4 MB in the beginning and 59.0 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 83.36 ms. Allocated memory is still 92.3 MB. Free memory was 59.0 MB in the beginning and 57.3 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1148.43 ms. Allocated memory was 92.3 MB in the beginning and 111.1 MB in the end (delta: 18.9 MB). Free memory was 56.9 MB in the beginning and 64.9 MB in the end (delta: -8.0 MB). Peak memory consumption was 25.6 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 138914.75 ms. Allocated memory is still 111.1 MB. Free memory was 64.9 MB in the beginning and 71.8 MB in the end (delta: -6.9 MB). Peak memory consumption was 47.6 MB. Max. memory is 16.1 GB. * Witness Printer took 126.79 ms. Allocated memory is still 111.1 MB. Free memory was 71.8 MB in the beginning and 69.7 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 138.8s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 138.7s. 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: 314]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite execution State at position 0 is {NULL=5646} State at position 1 is {NULL=5657, NULL=0, NULL=0, NULL=0, NULL=0, retValue_acc=0, NULL=5646, NULL=5668, NULL=0, NULL=0, NULL=5671, NULL=5667, NULL=5650, NULL=5666, methaneLevelCritical=0, NULL=5672, NULL=0, NULL=0, NULL=5674, tmp___1=0, NULL=5652, NULL=0, NULL=0, tmp___0=0, NULL=5659, cleanupTimeShifts=4, tmp=0, NULL=5651, NULL=5658, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@73a98f1=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@394be090=0, NULL=5654, NULL=0, NULL=0, NULL=0, NULL=0, systemActive=1, waterLevel=1, NULL=5669, \result=1, tmp___0=0, NULL=5660, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@21bdf77b=0, NULL=5648, \result=1, head=0, pumpRunning=0, tmp=1, \result=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@da0f9b7=0, NULL=5649, NULL=5664, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@ca3727=87, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5482a5c9=0, NULL=0, NULL=0, NULL=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@47f0be9a=0, NULL=0, NULL=0, NULL=5673, NULL=0, NULL=5661, NULL=0, NULL=0, tmp=1, NULL=0, NULL=0, NULL=5655, retValue_acc=1, retValue_acc=1, tmp___2=87, splverifierCounter=0, NULL=0, NULL=5665, NULL=5653, NULL=5670, head=0, NULL=5656, NULL=0, NULL=0, NULL=0, NULL=0, NULL=0, NULL=5662, NULL=5647, NULL=5663} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 1]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L89] int cleanupTimeShifts = 4; [L196] int pumpRunning = 0; [L197] int systemActive = 1; [L370] int waterLevel = 1; [L371] int methaneLevelCritical = 0; [L645] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L167] int retValue_acc ; [L168] int tmp ; [L80] int retValue_acc ; [L83] retValue_acc = 1 [L84] return (retValue_acc); [L174] tmp = valid_product() [L176] COND TRUE \read(tmp) [L305] int splverifierCounter ; [L306] int tmp ; [L307] int tmp___0 ; [L308] int tmp___1 ; [L309] int tmp___2 ; [L312] splverifierCounter = 0 Loop: [L314] COND TRUE 1 [L316] COND TRUE splverifierCounter < 4 [L322] tmp = __VERIFIER_nondet_int() [L324] COND FALSE !(\read(tmp)) [L332] tmp___0 = __VERIFIER_nondet_int() [L334] COND FALSE !(\read(tmp___0)) [L342] tmp___2 = __VERIFIER_nondet_int() [L344] COND TRUE \read(tmp___2) [L204] COND FALSE !(\read(pumpRunning)) [L211] COND TRUE \read(systemActive) [L451] int tmp ; [L452] int tmp___0 ; [L441] int retValue_acc ; [L444] retValue_acc = waterLevel [L445] return (retValue_acc); [L456] tmp = getWaterLevel() [L458] COND FALSE !(tmp == 0) End of lasso representation. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...