./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product09.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_7fe96641-e974-4b05-84c5-262c62efcfa9/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_7fe96641-e974-4b05-84c5-262c62efcfa9/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_7fe96641-e974-4b05-84c5-262c62efcfa9/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_7fe96641-e974-4b05-84c5-262c62efcfa9/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product09.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_7fe96641-e974-4b05-84c5-262c62efcfa9/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_7fe96641-e974-4b05-84c5-262c62efcfa9/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 a022389f82d082e59911b8894f15e7c26d2fb42a .................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(TERM) --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-29 21:11:54,944 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 21:11:54,946 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 21:11:54,994 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 21:11:54,995 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 21:11:55,004 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 21:11:55,007 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 21:11:55,011 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 21:11:55,014 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 21:11:55,019 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 21:11:55,020 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 21:11:55,022 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 21:11:55,023 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 21:11:55,026 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 21:11:55,028 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 21:11:55,030 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 21:11:55,032 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 21:11:55,035 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 21:11:55,038 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 21:11:55,046 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 21:11:55,048 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 21:11:55,050 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 21:11:55,052 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 21:11:55,053 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 21:11:55,061 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 21:11:55,062 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 21:11:55,062 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 21:11:55,064 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 21:11:55,065 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 21:11:55,067 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 21:11:55,067 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 21:11:55,068 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 21:11:55,070 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 21:11:55,072 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 21:11:55,073 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 21:11:55,073 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 21:11:55,074 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 21:11:55,075 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 21:11:55,075 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 21:11:55,076 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 21:11:55,078 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 21:11:55,080 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_7fe96641-e974-4b05-84c5-262c62efcfa9/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2020-11-29 21:11:55,125 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 21:11:55,125 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 21:11:55,127 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 21:11:55,127 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 21:11:55,128 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 21:11:55,128 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-11-29 21:11:55,128 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2020-11-29 21:11:55,129 INFO L138 SettingsManager]: * Use old map elimination=false [2020-11-29 21:11:55,129 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-11-29 21:11:55,129 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-11-29 21:11:55,130 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-11-29 21:11:55,131 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 21:11:55,131 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 21:11:55,131 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-29 21:11:55,132 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 21:11:55,132 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 21:11:55,132 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 21:11:55,133 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2020-11-29 21:11:55,133 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2020-11-29 21:11:55,133 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2020-11-29 21:11:55,133 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 21:11:55,134 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 21:11:55,134 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-11-29 21:11:55,134 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 21:11:55,135 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2020-11-29 21:11:55,135 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 21:11:55,135 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 21:11:55,135 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-11-29 21:11:55,136 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 21:11:55,136 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 21:11:55,136 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 21:11:55,136 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2020-11-29 21:11:55,138 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2020-11-29 21:11:55,138 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_7fe96641-e974-4b05-84c5-262c62efcfa9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_7fe96641-e974-4b05-84c5-262c62efcfa9/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a022389f82d082e59911b8894f15e7c26d2fb42a [2020-11-29 21:11:55,425 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 21:11:55,459 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 21:11:55,462 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 21:11:55,466 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 21:11:55,472 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 21:11:55,473 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_7fe96641-e974-4b05-84c5-262c62efcfa9/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec2_product09.cil.c [2020-11-29 21:11:55,546 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7fe96641-e974-4b05-84c5-262c62efcfa9/bin/uautomizer/data/d25999bed/2d5e7cb29dcb42e68961a4eea3827fc2/FLAG32b34c28c [2020-11-29 21:11:56,112 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 21:11:56,116 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_7fe96641-e974-4b05-84c5-262c62efcfa9/sv-benchmarks/c/product-lines/minepump_spec2_product09.cil.c [2020-11-29 21:11:56,136 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7fe96641-e974-4b05-84c5-262c62efcfa9/bin/uautomizer/data/d25999bed/2d5e7cb29dcb42e68961a4eea3827fc2/FLAG32b34c28c [2020-11-29 21:11:56,438 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_7fe96641-e974-4b05-84c5-262c62efcfa9/bin/uautomizer/data/d25999bed/2d5e7cb29dcb42e68961a4eea3827fc2 [2020-11-29 21:11:56,443 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 21:11:56,444 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 21:11:56,449 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 21:11:56,449 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 21:11:56,453 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 21:11:56,455 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 09:11:56" (1/1) ... [2020-11-29 21:11:56,462 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3743435e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:11:56, skipping insertion in model container [2020-11-29 21:11:56,462 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 09:11:56" (1/1) ... [2020-11-29 21:11:56,470 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 21:11:56,535 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 21:11:56,856 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 21:11:56,866 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 21:11:56,933 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 21:11:56,965 INFO L208 MainTranslator]: Completed translation [2020-11-29 21:11:56,966 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:11:56 WrapperNode [2020-11-29 21:11:56,966 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 21:11:56,967 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 21:11:56,968 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 21:11:56,968 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 21:11:56,975 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:11:56" (1/1) ... [2020-11-29 21:11:56,991 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:11:56" (1/1) ... [2020-11-29 21:11:57,025 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 21:11:57,026 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 21:11:57,026 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 21:11:57,027 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 21:11:57,035 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:11:56" (1/1) ... [2020-11-29 21:11:57,036 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:11:56" (1/1) ... [2020-11-29 21:11:57,039 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:11:56" (1/1) ... [2020-11-29 21:11:57,039 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:11:56" (1/1) ... [2020-11-29 21:11:57,047 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:11:56" (1/1) ... [2020-11-29 21:11:57,053 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:11:56" (1/1) ... [2020-11-29 21:11:57,055 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:11:56" (1/1) ... [2020-11-29 21:11:57,059 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 21:11:57,060 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 21:11:57,060 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 21:11:57,061 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 21:11:57,062 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:11:56" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7fe96641-e974-4b05-84c5-262c62efcfa9/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 21:11:57,163 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 21:11:57,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 21:11:57,165 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 21:11:57,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 21:11:58,113 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 21:11:58,114 INFO L298 CfgBuilder]: Removed 74 assume(true) statements. [2020-11-29 21:11:58,116 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 09:11:58 BoogieIcfgContainer [2020-11-29 21:11:58,116 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 21:11:58,117 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-11-29 21:11:58,118 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-11-29 21:11:58,121 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-11-29 21:11:58,122 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-29 21:11:58,122 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 29.11 09:11:56" (1/3) ... [2020-11-29 21:11:58,123 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2911615 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.11 09:11:58, skipping insertion in model container [2020-11-29 21:11:58,123 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-29 21:11:58,124 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:11:56" (2/3) ... [2020-11-29 21:11:58,124 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2911615 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.11 09:11:58, skipping insertion in model container [2020-11-29 21:11:58,125 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-29 21:11:58,125 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 09:11:58" (3/3) ... [2020-11-29 21:11:58,127 INFO L373 chiAutomizerObserver]: Analyzing ICFG minepump_spec2_product09.cil.c [2020-11-29 21:11:58,180 INFO L359 BuchiCegarLoop]: Interprodecural is true [2020-11-29 21:11:58,181 INFO L360 BuchiCegarLoop]: Hoare is false [2020-11-29 21:11:58,181 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-11-29 21:11:58,181 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-29 21:11:58,181 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-29 21:11:58,181 INFO L364 BuchiCegarLoop]: Difference is false [2020-11-29 21:11:58,181 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-29 21:11:58,182 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-11-29 21:11:58,201 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 61 states. [2020-11-29 21:11:58,227 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 37 [2020-11-29 21:11:58,227 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-29 21:11:58,228 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-29 21:11:58,236 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2020-11-29 21:11:58,237 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 21:11:58,237 INFO L427 BuchiCegarLoop]: ======== Iteration 1============ [2020-11-29 21:11:58,237 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 61 states. [2020-11-29 21:11:58,248 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 37 [2020-11-29 21:11:58,249 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-29 21:11:58,249 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-29 21:11:58,250 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2020-11-29 21:11:58,250 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 21:11:58,262 INFO L794 eck$LassoCheckResult]: Stem: 38#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(31);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(30);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(9);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(21);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(21);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(30);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(9);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(25);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(30);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(9);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(25);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(13);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string51.base, #t~string51.offset, 1);call write~init~int(110, #t~string51.base, 1 + #t~string51.offset, 1);call write~init~int(0, #t~string51.base, 2 + #t~string51.offset, 1);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string53.base, #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 1 + #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 2 + #t~string53.offset, 1);call write~init~int(0, #t~string53.base, 3 + #t~string53.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string55.base, #t~string55.offset, 1);call write~init~int(80, #t~string55.base, 1 + #t~string55.offset, 1);call write~init~int(117, #t~string55.base, 2 + #t~string55.offset, 1);call write~init~int(109, #t~string55.base, 3 + #t~string55.offset, 1);call write~init~int(112, #t~string55.base, 4 + #t~string55.offset, 1);call write~init~int(58, #t~string55.base, 5 + #t~string55.offset, 1);call write~init~int(0, #t~string55.base, 6 + #t~string55.offset, 1);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string57.base, #t~string57.offset, 1);call write~init~int(110, #t~string57.base, 1 + #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 2 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string59.base, #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 3 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string61.base, #t~string61.offset, 1);call write~init~int(32, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 2 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string63.base, #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 1 + #t~string63.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(13);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string70.base, #t~string70.offset, 1);call write~init~int(77, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(101, #t~string70.base, 2 + #t~string70.offset, 1);call write~init~int(116, #t~string70.base, 3 + #t~string70.offset, 1);call write~init~int(104, #t~string70.base, 4 + #t~string70.offset, 1);call write~init~int(58, #t~string70.base, 5 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 6 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string72.base, #t~string72.offset, 1);call write~init~int(82, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(73, #t~string72.base, 2 + #t~string72.offset, 1);call write~init~int(84, #t~string72.base, 3 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 4 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string74.base, #t~string74.offset, 1);call write~init~int(75, #t~string74.base, 1 + #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 2 + #t~string74.offset, 1);call #t~string76.base, #t~string76.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string76.base, #t~string76.offset, 1);call write~init~int(0, #t~string76.base, 1 + #t~string76.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~methAndRunningLastTime~0 := 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; 7#L-1true havoc main_#res;havoc main_#t~ret66, main_~retValue_acc~5, main_~tmp~6;havoc main_~retValue_acc~5;havoc main_~tmp~6; 52#L861true havoc valid_product_#res;havoc valid_product_~retValue_acc~9;havoc valid_product_~retValue_acc~9;valid_product_~retValue_acc~9 := 1;valid_product_#res := valid_product_~retValue_acc~9; 62#L869true main_#t~ret66 := valid_product_#res;main_~tmp~6 := main_#t~ret66;havoc main_#t~ret66; 51#L744true assume 0 != main_~tmp~6; 27#L717true ~methAndRunningLastTime~0 := 0; 17#L625true havoc test_#t~nondet42, test_#t~nondet43, test_#t~nondet44, test_#t~nondet45, test_~splverifierCounter~0, test_~tmp~3, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~3;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 20#L636-1true [2020-11-29 21:11:58,262 INFO L796 eck$LassoCheckResult]: Loop: 20#L636-1true assume !false; 41#L432true assume test_~splverifierCounter~0 < 4; 55#L433true test_~tmp~3 := test_#t~nondet42;havoc test_#t~nondet42; 56#L441true assume !(0 != test_~tmp~3); 57#L441-1true test_~tmp___0~0 := test_#t~nondet43;havoc test_#t~nondet43; 43#L451true assume !(0 != test_~tmp___0~0); 44#L451-1true test_~tmp___2~0 := test_#t~nondet44;havoc test_#t~nondet44; 28#L461true assume 0 != test_~tmp___2~0; 60#L467-2true assume !(0 != ~pumpRunning~0); 36#L501true assume 0 != ~systemActive~0; 14#L508true havoc __utac_acc__Specification2_spec__2_#t~ret64, __utac_acc__Specification2_spec__2_#t~ret65, __utac_acc__Specification2_spec__2_~tmp~5, __utac_acc__Specification2_spec__2_~tmp___0~1;havoc __utac_acc__Specification2_spec__2_~tmp~5;havoc __utac_acc__Specification2_spec__2_~tmp___0~1;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~6;havoc isMethaneLevelCritical_~retValue_acc~6;isMethaneLevelCritical_~retValue_acc~6 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~6; 45#L802true __utac_acc__Specification2_spec__2_#t~ret64 := isMethaneLevelCritical_#res;__utac_acc__Specification2_spec__2_~tmp~5 := __utac_acc__Specification2_spec__2_#t~ret64;havoc __utac_acc__Specification2_spec__2_#t~ret64; 15#L636true assume !(0 != __utac_acc__Specification2_spec__2_~tmp~5);~methAndRunningLastTime~0 := 0; 20#L636-1true [2020-11-29 21:11:58,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 21:11:58,269 INFO L82 PathProgramCache]: Analyzing trace with hash 1804904775, now seen corresponding path program 1 times [2020-11-29 21:11:58,279 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 21:11:58,280 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1392627685] [2020-11-29 21:11:58,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 21:11:58,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 21:11:58,608 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 21:11:58,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 21:11:58,741 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 21:11:58,792 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 21:11:58,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 21:11:58,796 INFO L82 PathProgramCache]: Analyzing trace with hash 1709487, now seen corresponding path program 1 times [2020-11-29 21:11:58,797 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 21:11:58,797 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [729269348] [2020-11-29 21:11:58,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 21:11:58,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 21:11:58,808 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 21:11:58,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 21:11:58,833 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 21:11:58,838 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 21:11:58,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 21:11:58,852 INFO L82 PathProgramCache]: Analyzing trace with hash 835005993, now seen corresponding path program 1 times [2020-11-29 21:11:58,853 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 21:11:58,853 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [144077088] [2020-11-29 21:11:58,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 21:11:58,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 21:11:58,914 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 21:11:58,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 21:11:58,965 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 21:11:58,984 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 21:13:12,725 WARN L193 SmtUtils]: Spent 1.23 m on a formula simplification. DAG size of input: 495 DAG size of output: 437 [2020-11-29 21:14:02,349 WARN L193 SmtUtils]: Spent 49.59 s on a formula simplification that was a NOOP. DAG size: 435 [2020-11-29 21:14:02,629 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.11 09:14:02 BoogieIcfgContainer [2020-11-29 21:14:02,629 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-11-29 21:14:02,630 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 21:14:02,630 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 21:14:02,631 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 21:14:02,631 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 09:11:58" (3/4) ... [2020-11-29 21:14:02,634 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2020-11-29 21:14:02,699 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_7fe96641-e974-4b05-84c5-262c62efcfa9/bin/uautomizer/witness.graphml [2020-11-29 21:14:02,699 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 21:14:02,701 INFO L168 Benchmark]: Toolchain (without parser) took 126255.63 ms. Allocated memory was 96.5 MB in the beginning and 125.8 MB in the end (delta: 29.4 MB). Free memory was 67.8 MB in the beginning and 82.0 MB in the end (delta: -14.3 MB). Peak memory consumption was 16.1 MB. Max. memory is 16.1 GB. [2020-11-29 21:14:02,702 INFO L168 Benchmark]: CDTParser took 1.23 ms. Allocated memory is still 96.5 MB. Free memory was 56.0 MB in the beginning and 56.0 MB in the end (delta: 69.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 21:14:02,703 INFO L168 Benchmark]: CACSL2BoogieTranslator took 517.64 ms. Allocated memory is still 96.5 MB. Free memory was 67.5 MB in the beginning and 64.4 MB in the end (delta: 3.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-29 21:14:02,703 INFO L168 Benchmark]: Boogie Procedure Inliner took 58.32 ms. Allocated memory is still 96.5 MB. Free memory was 64.0 MB in the beginning and 61.5 MB in the end (delta: 2.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-29 21:14:02,704 INFO L168 Benchmark]: Boogie Preprocessor took 33.27 ms. Allocated memory is still 96.5 MB. Free memory was 61.5 MB in the beginning and 59.8 MB in the end (delta: 1.7 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 21:14:02,705 INFO L168 Benchmark]: RCFGBuilder took 1056.34 ms. Allocated memory was 96.5 MB in the beginning and 125.8 MB in the end (delta: 29.4 MB). Free memory was 59.8 MB in the beginning and 74.3 MB in the end (delta: -14.5 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. [2020-11-29 21:14:02,706 INFO L168 Benchmark]: BuchiAutomizer took 124512.32 ms. Allocated memory is still 125.8 MB. Free memory was 74.3 MB in the beginning and 84.0 MB in the end (delta: -9.7 MB). Peak memory consumption was 56.1 MB. Max. memory is 16.1 GB. [2020-11-29 21:14:02,707 INFO L168 Benchmark]: Witness Printer took 68.84 ms. Allocated memory is still 125.8 MB. Free memory was 84.0 MB in the beginning and 82.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 21:14:02,712 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.23 ms. Allocated memory is still 96.5 MB. Free memory was 56.0 MB in the beginning and 56.0 MB in the end (delta: 69.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 517.64 ms. Allocated memory is still 96.5 MB. Free memory was 67.5 MB in the beginning and 64.4 MB in the end (delta: 3.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 58.32 ms. Allocated memory is still 96.5 MB. Free memory was 64.0 MB in the beginning and 61.5 MB in the end (delta: 2.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 33.27 ms. Allocated memory is still 96.5 MB. Free memory was 61.5 MB in the beginning and 59.8 MB in the end (delta: 1.7 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 1056.34 ms. Allocated memory was 96.5 MB in the beginning and 125.8 MB in the end (delta: 29.4 MB). Free memory was 59.8 MB in the beginning and 74.3 MB in the end (delta: -14.5 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 124512.32 ms. Allocated memory is still 125.8 MB. Free memory was 74.3 MB in the beginning and 84.0 MB in the end (delta: -9.7 MB). Peak memory consumption was 56.1 MB. Max. memory is 16.1 GB. * Witness Printer took 68.84 ms. Allocated memory is still 125.8 MB. Free memory was 84.0 MB in the beginning and 82.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one nonterminating module. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 124.4s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 124.3s. 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: 431]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite execution State at position 0 is {NULL=29187} State at position 1 is {NULL=0, NULL=60201, NULL=0, NULL=29187, retValue_acc=0, NULL=0, NULL=29196, NULL=29201, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3fcf01e=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6fe8d6d6=50, NULL=29191, methaneLevelCritical=0, NULL=29193, tmp=0, NULL=0, NULL=29194, tmp___1=0, NULL=29200, NULL=0, NULL=0, NULL=29188, NULL=60203, NULL=60209, cleanupTimeShifts=4, NULL=29202, NULL=29198, NULL=29204, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6513ff80=0, NULL=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@492cd0d8=0, NULL=0, NULL=0, NULL=0, systemActive=1, waterLevel=1, NULL=0, NULL=0, retValue_acc=0, NULL=0, tmp___0=0, NULL=0, NULL=0, NULL=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@c1cd758=0, NULL=60206, \result=1, head=0, pumpRunning=0, NULL=60208, NULL=60204, \result=0, NULL=60207, NULL=0, NULL=0, NULL=0, NULL=0, NULL=0, tmp=1, NULL=29192, retValue_acc=1, NULL=29190, NULL=0, NULL=0, NULL=29206, NULL=0, tmp___2=50, tmp___0=0, NULL=29203, NULL=29205, splverifierCounter=0, NULL=0, NULL=0, methAndRunningLastTime=0, \result=0, NULL=29197, NULL=29189, NULL=29195, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@18718e81=0, NULL=60205, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@9d21dfe=0, head=0, NULL=0, NULL=0, NULL=29199, NULL=0, NULL=0, tmp=0, NULL=60202} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 1]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L220] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L493] int pumpRunning = 0; [L494] int systemActive = 1; [L619] int methAndRunningLastTime ; [L658] int cleanupTimeShifts = 4; [L759] int waterLevel = 1; [L760] int methaneLevelCritical = 0; [L735] int retValue_acc ; [L736] int tmp ; [L865] int retValue_acc ; [L868] retValue_acc = 1 [L869] return (retValue_acc); [L742] tmp = valid_product() [L744] COND TRUE \read(tmp) [L624] methAndRunningLastTime = 0 [L422] int splverifierCounter ; [L423] int tmp ; [L424] int tmp___0 ; [L425] int tmp___1 ; [L426] int tmp___2 ; [L429] splverifierCounter = 0 Loop: [L431] COND TRUE 1 [L433] COND TRUE splverifierCounter < 4 [L439] tmp = __VERIFIER_nondet_int() [L441] COND FALSE !(\read(tmp)) [L449] tmp___0 = __VERIFIER_nondet_int() [L451] COND FALSE !(\read(tmp___0)) [L459] tmp___2 = __VERIFIER_nondet_int() [L461] COND TRUE \read(tmp___2) [L501] COND FALSE !(\read(pumpRunning)) [L508] COND TRUE \read(systemActive) [L629] int tmp ; [L630] int tmp___0 ; [L798] int retValue_acc ; [L801] retValue_acc = methaneLevelCritical [L802] return (retValue_acc); [L634] tmp = isMethaneLevelCritical() [L636] COND FALSE !(\read(tmp)) [L652] methAndRunningLastTime = 0 End of lasso representation. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...