./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product02.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_68cd9ddc-050e-42bf-9cf3-f5b4c5dfd628/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_68cd9ddc-050e-42bf-9cf3-f5b4c5dfd628/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_68cd9ddc-050e-42bf-9cf3-f5b4c5dfd628/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_68cd9ddc-050e-42bf-9cf3-f5b4c5dfd628/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product02.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_68cd9ddc-050e-42bf-9cf3-f5b4c5dfd628/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_68cd9ddc-050e-42bf-9cf3-f5b4c5dfd628/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 14bbe860e6ae6a1128c2aa8898396ae07ba8a16d ..................................................................................................................................................................................................................................................................................................... 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 0.1.24-6b5699a [2019-11-25 08:46:53,995 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 08:46:53,997 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 08:46:54,007 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 08:46:54,007 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 08:46:54,008 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 08:46:54,009 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 08:46:54,013 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 08:46:54,023 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 08:46:54,027 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 08:46:54,028 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 08:46:54,029 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 08:46:54,029 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 08:46:54,031 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 08:46:54,032 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 08:46:54,033 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 08:46:54,034 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 08:46:54,035 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 08:46:54,037 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 08:46:54,040 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 08:46:54,044 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 08:46:54,047 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 08:46:54,049 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 08:46:54,050 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 08:46:54,052 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 08:46:54,052 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 08:46:54,053 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 08:46:54,054 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 08:46:54,054 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 08:46:54,055 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 08:46:54,055 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 08:46:54,056 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 08:46:54,057 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 08:46:54,057 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 08:46:54,058 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 08:46:54,059 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 08:46:54,059 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 08:46:54,059 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 08:46:54,060 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 08:46:54,060 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 08:46:54,061 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 08:46:54,062 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_68cd9ddc-050e-42bf-9cf3-f5b4c5dfd628/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-11-25 08:46:54,088 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 08:46:54,098 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 08:46:54,099 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 08:46:54,099 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 08:46:54,099 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 08:46:54,099 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-25 08:46:54,100 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-25 08:46:54,100 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-25 08:46:54,100 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-25 08:46:54,100 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-25 08:46:54,101 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-25 08:46:54,101 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 08:46:54,101 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 08:46:54,101 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-25 08:46:54,101 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 08:46:54,102 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 08:46:54,103 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 08:46:54,103 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-25 08:46:54,103 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-25 08:46:54,103 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-25 08:46:54,104 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 08:46:54,104 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 08:46:54,104 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-25 08:46:54,104 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 08:46:54,104 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-25 08:46:54,105 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 08:46:54,105 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 08:46:54,105 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-25 08:46:54,106 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 08:46:54,106 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 08:46:54,106 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-25 08:46:54,107 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-25 08:46:54,107 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR 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_68cd9ddc-050e-42bf-9cf3-f5b4c5dfd628/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 -> 14bbe860e6ae6a1128c2aa8898396ae07ba8a16d [2019-11-25 08:46:54,250 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 08:46:54,262 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 08:46:54,265 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 08:46:54,266 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 08:46:54,267 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 08:46:54,267 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_68cd9ddc-050e-42bf-9cf3-f5b4c5dfd628/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec1_product02.cil.c [2019-11-25 08:46:54,324 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_68cd9ddc-050e-42bf-9cf3-f5b4c5dfd628/bin/uautomizer/data/6854024af/edcf9f4ba72a45f487365a9475f53007/FLAGf66b3775c [2019-11-25 08:46:54,767 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 08:46:54,768 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_68cd9ddc-050e-42bf-9cf3-f5b4c5dfd628/sv-benchmarks/c/product-lines/minepump_spec1_product02.cil.c [2019-11-25 08:46:54,783 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_68cd9ddc-050e-42bf-9cf3-f5b4c5dfd628/bin/uautomizer/data/6854024af/edcf9f4ba72a45f487365a9475f53007/FLAGf66b3775c [2019-11-25 08:46:54,793 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_68cd9ddc-050e-42bf-9cf3-f5b4c5dfd628/bin/uautomizer/data/6854024af/edcf9f4ba72a45f487365a9475f53007 [2019-11-25 08:46:54,795 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 08:46:54,796 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-25 08:46:54,797 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 08:46:54,797 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 08:46:54,800 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 08:46:54,801 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:46:54" (1/1) ... [2019-11-25 08:46:54,804 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4291812b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:46:54, skipping insertion in model container [2019-11-25 08:46:54,804 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:46:54" (1/1) ... [2019-11-25 08:46:54,810 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 08:46:54,855 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-25 08:46:55,249 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:46:55,259 INFO L201 MainTranslator]: Completed pre-run [2019-11-25 08:46:55,367 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:46:55,393 INFO L205 MainTranslator]: Completed translation [2019-11-25 08:46:55,393 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:46:55 WrapperNode [2019-11-25 08:46:55,393 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 08:46:55,394 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 08:46:55,394 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 08:46:55,394 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 08:46:55,400 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:46:55" (1/1) ... [2019-11-25 08:46:55,416 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:46:55" (1/1) ... [2019-11-25 08:46:55,447 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 08:46:55,447 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 08:46:55,447 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 08:46:55,448 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 08:46:55,457 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:46:55" (1/1) ... [2019-11-25 08:46:55,457 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:46:55" (1/1) ... [2019-11-25 08:46:55,460 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:46:55" (1/1) ... [2019-11-25 08:46:55,461 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:46:55" (1/1) ... [2019-11-25 08:46:55,469 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:46:55" (1/1) ... [2019-11-25 08:46:55,474 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:46:55" (1/1) ... [2019-11-25 08:46:55,476 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:46:55" (1/1) ... [2019-11-25 08:46:55,480 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 08:46:55,480 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-25 08:46:55,481 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-25 08:46:55,481 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-25 08:46:55,482 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:46:55" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_68cd9ddc-050e-42bf-9cf3-f5b4c5dfd628/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 [2019-11-25 08:46:55,547 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-25 08:46:55,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-25 08:46:55,548 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-25 08:46:55,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-25 08:46:56,257 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-25 08:46:56,258 INFO L284 CfgBuilder]: Removed 68 assume(true) statements. [2019-11-25 08:46:56,259 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:46:56 BoogieIcfgContainer [2019-11-25 08:46:56,259 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-25 08:46:56,259 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-25 08:46:56,260 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-25 08:46:56,263 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-25 08:46:56,263 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-25 08:46:56,263 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 25.11 08:46:54" (1/3) ... [2019-11-25 08:46:56,265 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@31518098 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 25.11 08:46:56, skipping insertion in model container [2019-11-25 08:46:56,265 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-25 08:46:56,266 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:46:55" (2/3) ... [2019-11-25 08:46:56,266 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@31518098 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 25.11 08:46:56, skipping insertion in model container [2019-11-25 08:46:56,266 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-25 08:46:56,266 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:46:56" (3/3) ... [2019-11-25 08:46:56,268 INFO L371 chiAutomizerObserver]: Analyzing ICFG minepump_spec1_product02.cil.c [2019-11-25 08:46:56,317 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-25 08:46:56,318 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-25 08:46:56,318 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-25 08:46:56,318 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-25 08:46:56,319 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-25 08:46:56,319 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-25 08:46:56,319 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-25 08:46:56,319 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-25 08:46:56,339 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 54 states. [2019-11-25 08:46:56,370 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 33 [2019-11-25 08:46:56,371 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:46:56,371 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:46:56,379 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2019-11-25 08:46:56,379 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:46:56,380 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-11-25 08:46:56,380 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 54 states. [2019-11-25 08:46:56,390 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 33 [2019-11-25 08:46:56,391 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:46:56,391 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:46:56,392 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2019-11-25 08:46:56,392 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:46:56,403 INFO L794 eck$LassoCheckResult]: Stem: 23#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(13);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string5.base, #t~string5.offset, 1);call write~init~int(110, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 2 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(102, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(102, #t~string7.base, 2 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 3 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string9.base, #t~string9.offset, 1);call write~init~int(80, #t~string9.base, 1 + #t~string9.offset, 1);call write~init~int(117, #t~string9.base, 2 + #t~string9.offset, 1);call write~init~int(109, #t~string9.base, 3 + #t~string9.offset, 1);call write~init~int(112, #t~string9.base, 4 + #t~string9.offset, 1);call write~init~int(58, #t~string9.base, 5 + #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 6 + #t~string9.offset, 1);call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string11.base, #t~string11.offset, 1);call write~init~int(110, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 2 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string13.base, #t~string13.offset, 1);call write~init~int(102, #t~string13.base, 1 + #t~string13.offset, 1);call write~init~int(102, #t~string13.base, 2 + #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 3 + #t~string13.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string15.base, #t~string15.offset, 1);call write~init~int(32, #t~string15.base, 1 + #t~string15.offset, 1);call write~init~int(0, #t~string15.base, 2 + #t~string15.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string17.base, #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 1 + #t~string17.offset, 1);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(13);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string28.base, #t~string28.offset, 1);call write~init~int(77, #t~string28.base, 1 + #t~string28.offset, 1);call write~init~int(101, #t~string28.base, 2 + #t~string28.offset, 1);call write~init~int(116, #t~string28.base, 3 + #t~string28.offset, 1);call write~init~int(104, #t~string28.base, 4 + #t~string28.offset, 1);call write~init~int(58, #t~string28.base, 5 + #t~string28.offset, 1);call write~init~int(0, #t~string28.base, 6 + #t~string28.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string30.base, #t~string30.offset, 1);call write~init~int(82, #t~string30.base, 1 + #t~string30.offset, 1);call write~init~int(73, #t~string30.base, 2 + #t~string30.offset, 1);call write~init~int(84, #t~string30.base, 3 + #t~string30.offset, 1);call write~init~int(0, #t~string30.base, 4 + #t~string30.offset, 1);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string32.base, #t~string32.offset, 1);call write~init~int(75, #t~string32.base, 1 + #t~string32.offset, 1);call write~init~int(0, #t~string32.base, 2 + #t~string32.offset, 1);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string34.base, #t~string34.offset, 1);call write~init~int(0, #t~string34.base, 1 + #t~string34.offset, 1);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(30);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(9);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(21);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.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(25);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(30);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(9);call #t~string67.base, #t~string67.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~ret0, main_~retValue_acc~0, main_~tmp~0;havoc main_~retValue_acc~0;havoc main_~tmp~0; 9#L383true 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; 12#L391true main_#t~ret0 := valid_product_#res;main_~tmp~0 := main_#t~ret0;havoc main_#t~ret0; 54#L130true assume 0 != main_~tmp~0; 19#L103true havoc test_#t~nondet18, test_#t~nondet19, test_#t~nondet20, test_#t~nondet21, 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; 6#L343-1true [2019-11-25 08:46:56,405 INFO L796 eck$LassoCheckResult]: Loop: 6#L343-1true assume !false; 26#L278true assume test_~splverifierCounter~0 < 4; 38#L279true test_~tmp~1 := test_#t~nondet18;havoc test_#t~nondet18; 47#L287true assume !(0 != test_~tmp~1); 37#L287-1true test_~tmp___0~0 := test_#t~nondet19;havoc test_#t~nondet19; 22#L297true assume !(0 != test_~tmp___0~0); 21#L297-1true test_~tmp___2~0 := test_#t~nondet20;havoc test_#t~nondet20; 11#L307true assume 0 != test_~tmp___2~0;~systemActive~0 := 1; 17#L315-2true assume !(0 != ~pumpRunning~0); 49#L159true assume 0 != ~systemActive~0; 31#L166true havoc __utac_acc__Specification1_spec__1_#t~ret22, __utac_acc__Specification1_spec__1_#t~ret23, __utac_acc__Specification1_spec__1_~tmp~2, __utac_acc__Specification1_spec__1_~tmp___0~1;havoc __utac_acc__Specification1_spec__1_~tmp~2;havoc __utac_acc__Specification1_spec__1_~tmp___0~1;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~5;havoc isMethaneLevelCritical_~retValue_acc~5;isMethaneLevelCritical_~retValue_acc~5 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~5; 30#L440true __utac_acc__Specification1_spec__1_#t~ret22 := isMethaneLevelCritical_#res;__utac_acc__Specification1_spec__1_~tmp~2 := __utac_acc__Specification1_spec__1_#t~ret22;havoc __utac_acc__Specification1_spec__1_#t~ret22; 4#L343true assume !(0 != __utac_acc__Specification1_spec__1_~tmp~2); 6#L343-1true [2019-11-25 08:46:56,411 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:46:56,412 INFO L82 PathProgramCache]: Analyzing trace with hash 889506727, now seen corresponding path program 1 times [2019-11-25 08:46:56,420 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:46:56,421 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [447743490] [2019-11-25 08:46:56,421 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:46:56,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:46:56,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:46:56,802 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:46:56,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:46:56,804 INFO L82 PathProgramCache]: Analyzing trace with hash -1681619226, now seen corresponding path program 1 times [2019-11-25 08:46:56,804 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:46:56,804 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [759682604] [2019-11-25 08:46:56,805 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:46:56,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:46:56,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:46:56,821 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:46:56,822 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:46:56,823 INFO L82 PathProgramCache]: Analyzing trace with hash 32659712, now seen corresponding path program 1 times [2019-11-25 08:46:56,823 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:46:56,823 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019671505] [2019-11-25 08:46:56,824 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:46:56,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:46:56,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:46:56,992 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:47:21,451 WARN L192 SmtUtils]: Spent 24.31 s on a formula simplification. DAG size of input: 452 DAG size of output: 400 [2019-11-25 08:47:34,595 WARN L192 SmtUtils]: Spent 13.14 s on a formula simplification that was a NOOP. DAG size: 400 [2019-11-25 08:47:34,660 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 25.11 08:47:34 BoogieIcfgContainer [2019-11-25 08:47:34,661 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-11-25 08:47:34,661 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-25 08:47:34,661 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-25 08:47:34,661 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-25 08:47:34,662 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:46:56" (3/4) ... [2019-11-25 08:47:34,665 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2019-11-25 08:47:34,710 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_68cd9ddc-050e-42bf-9cf3-f5b4c5dfd628/bin/uautomizer/witness.graphml [2019-11-25 08:47:34,710 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-25 08:47:34,712 INFO L168 Benchmark]: Toolchain (without parser) took 39915.79 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 353.4 MB). Free memory was 946.1 MB in the beginning and 1.3 GB in the end (delta: -345.4 MB). Peak memory consumption was 7.9 MB. Max. memory is 11.5 GB. [2019-11-25 08:47:34,712 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:47:34,713 INFO L168 Benchmark]: CACSL2BoogieTranslator took 596.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 211.3 MB). Free memory was 940.7 MB in the beginning and 1.2 GB in the end (delta: -254.6 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. [2019-11-25 08:47:34,713 INFO L168 Benchmark]: Boogie Procedure Inliner took 52.94 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.4 MB). Peak memory consumption was 6.4 MB. Max. memory is 11.5 GB. [2019-11-25 08:47:34,713 INFO L168 Benchmark]: Boogie Preprocessor took 32.89 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:47:34,714 INFO L168 Benchmark]: RCFGBuilder took 778.56 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 46.2 MB). Peak memory consumption was 46.2 MB. Max. memory is 11.5 GB. [2019-11-25 08:47:34,714 INFO L168 Benchmark]: BuchiAutomizer took 38401.38 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 142.1 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -151.7 MB). Peak memory consumption was 335.7 MB. Max. memory is 11.5 GB. [2019-11-25 08:47:34,715 INFO L168 Benchmark]: Witness Printer took 49.57 ms. Allocated memory is still 1.4 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 11.5 GB. [2019-11-25 08:47:34,717 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 596.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 211.3 MB). Free memory was 940.7 MB in the beginning and 1.2 GB in the end (delta: -254.6 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 52.94 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.4 MB). Peak memory consumption was 6.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 32.89 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 778.56 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 46.2 MB). Peak memory consumption was 46.2 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 38401.38 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 142.1 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -151.7 MB). Peak memory consumption was 335.7 MB. Max. memory is 11.5 GB. * Witness Printer took 49.57 ms. Allocated memory is still 1.4 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 11.5 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 38.3s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 38.2s. 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: 277]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite execution State at position 0 is {NULL=4912} State at position 1 is {NULL=6678, NULL=0, NULL=0, NULL=0, NULL=12979, NULL=0, retValue_acc=0, NULL=4912, NULL=6682, NULL=6686, NULL=4913, NULL=12985, NULL=6683, methaneLevelCritical=0, NULL=0, NULL=0, NULL=0, tmp___1=0, tmp___0=0, NULL=12982, cleanupTimeShifts=4, NULL=4915, tmp=0, NULL=6684, NULL=12987, NULL=0, systemActive=1, waterLevel=1, NULL=0, NULL=0, NULL=6677, retValue_acc=0, NULL=0, tmp___0=0, NULL=0, NULL=0, NULL=0, NULL=0, NULL=0, \result=1, head=0, pumpRunning=0, tmp=1, NULL=12977, \result=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@52585c8e=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@13be9734=0, NULL=4914, NULL=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3ca58271=0, tmp=0, NULL=0, NULL=0, retValue_acc=1, NULL=12986, NULL=12983, tmp___2=57, NULL=6679, NULL=6676, splverifierCounter=0, NULL=0, NULL=0, NULL=0, NULL=0, \result=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@39606dbf=0, NULL=12980, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@de35383=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@520d94cd=0, head=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1484aeeb=57, NULL=0, NULL=0, NULL=12984, NULL=6680, NULL=0, NULL=0, NULL=6681, NULL=12978, NULL=6685, NULL=12981} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 1]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L40] int cleanupTimeShifts = 4; [L151] int pumpRunning = 0; [L152] int systemActive = 1; [L397] int waterLevel = 1; [L398] int methaneLevelCritical = 0; [L655] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L121] int retValue_acc ; [L122] int tmp ; [L387] int retValue_acc ; [L390] retValue_acc = 1 [L391] return (retValue_acc); [L128] tmp = valid_product() [L130] COND TRUE \read(tmp) [L268] int splverifierCounter ; [L269] int tmp ; [L270] int tmp___0 ; [L271] int tmp___1 ; [L272] int tmp___2 ; [L275] splverifierCounter = 0 Loop: [L277] COND TRUE 1 [L279] COND TRUE splverifierCounter < 4 [L285] tmp = __VERIFIER_nondet_int() [L287] COND FALSE !(\read(tmp)) [L295] tmp___0 = __VERIFIER_nondet_int() [L297] COND FALSE !(\read(tmp___0)) [L305] tmp___2 = __VERIFIER_nondet_int() [L307] COND TRUE \read(tmp___2) [L262] systemActive = 1 [L159] COND FALSE !(\read(pumpRunning)) [L166] COND TRUE \read(systemActive) [L336] int tmp ; [L337] int tmp___0 ; [L436] int retValue_acc ; [L439] retValue_acc = methaneLevelCritical [L440] return (retValue_acc); [L341] tmp = isMethaneLevelCritical() [L343] COND FALSE !(\read(tmp)) End of lasso representation. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...