./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/product-lines/minepump_spec1_product31.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 5fbdf5bf Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/product-lines/minepump_spec1_product31.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 7e56150b699b94e28c1c73525159cfeb9360ab0a ............................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis No suitable file found in config dir /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config using search string *Termination*32bit*_Bitvector*.epf No suitable settings file found using Termination*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: ClassCastException: class de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsAggregator cannot be cast to class de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsData (de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsAggregator and de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsData are in unnamed module of loader org.eclipse.osgi.internal.loader.EquinoxClassLoader @560348e6) --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.seqcomp-5fbdf5b [2021-08-31 03:43:26,868 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-31 03:43:26,870 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-31 03:43:26,897 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-31 03:43:26,898 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-31 03:43:26,900 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-31 03:43:26,902 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-31 03:43:26,905 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-31 03:43:26,907 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-31 03:43:26,910 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-31 03:43:26,911 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-31 03:43:26,913 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-31 03:43:26,913 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-31 03:43:26,915 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-31 03:43:26,916 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-31 03:43:26,917 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-31 03:43:26,920 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-31 03:43:26,920 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-31 03:43:26,921 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-31 03:43:26,923 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-31 03:43:26,926 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-31 03:43:26,927 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-31 03:43:26,927 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-31 03:43:26,928 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-31 03:43:26,930 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-31 03:43:26,932 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-31 03:43:26,933 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-31 03:43:26,938 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-31 03:43:26,938 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-31 03:43:26,939 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-31 03:43:26,939 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-31 03:43:26,940 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-31 03:43:26,940 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-31 03:43:26,941 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-31 03:43:26,942 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-31 03:43:26,942 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-31 03:43:26,943 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-31 03:43:26,943 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-31 03:43:26,943 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-31 03:43:26,944 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-31 03:43:26,944 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-31 03:43:26,945 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-08-31 03:43:26,974 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-31 03:43:26,974 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-31 03:43:26,975 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-31 03:43:26,975 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-31 03:43:26,976 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-31 03:43:26,977 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-31 03:43:26,977 INFO L138 SettingsManager]: * Use SBE=true [2021-08-31 03:43:26,977 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-08-31 03:43:26,977 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-08-31 03:43:26,977 INFO L138 SettingsManager]: * Use old map elimination=false [2021-08-31 03:43:26,978 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-08-31 03:43:26,978 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-08-31 03:43:26,978 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-08-31 03:43:26,978 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-31 03:43:26,978 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-31 03:43:26,979 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-08-31 03:43:26,979 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-31 03:43:26,979 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-31 03:43:26,979 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-31 03:43:26,979 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-08-31 03:43:26,979 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-08-31 03:43:26,979 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-08-31 03:43:26,980 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-31 03:43:26,980 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-31 03:43:26,980 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-08-31 03:43:26,980 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-31 03:43:26,980 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-08-31 03:43:26,980 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-31 03:43:26,980 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-31 03:43:26,981 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-31 03:43:26,981 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-31 03:43:26,981 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-31 03:43:26,982 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-08-31 03:43:26,982 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7e56150b699b94e28c1c73525159cfeb9360ab0a [2021-08-31 03:43:27,209 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-31 03:43:27,221 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-31 03:43:27,222 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-31 03:43:27,223 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-31 03:43:27,224 INFO L275 PluginConnector]: CDTParser initialized [2021-08-31 03:43:27,224 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec1_product31.cil.c [2021-08-31 03:43:27,275 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d19617703/32e22ba4f6c1419fb97b50a6c5ae0f91/FLAGc480b1426 [2021-08-31 03:43:27,658 INFO L306 CDTParser]: Found 1 translation units. [2021-08-31 03:43:27,660 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product31.cil.c [2021-08-31 03:43:27,670 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d19617703/32e22ba4f6c1419fb97b50a6c5ae0f91/FLAGc480b1426 [2021-08-31 03:43:27,682 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d19617703/32e22ba4f6c1419fb97b50a6c5ae0f91 [2021-08-31 03:43:27,684 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-31 03:43:27,686 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-31 03:43:27,687 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-31 03:43:27,687 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-31 03:43:27,690 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-31 03:43:27,690 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 03:43:27" (1/1) ... [2021-08-31 03:43:27,691 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65550b36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:43:27, skipping insertion in model container [2021-08-31 03:43:27,691 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 03:43:27" (1/1) ... [2021-08-31 03:43:27,695 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-31 03:43:27,732 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-31 03:43:27,928 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product31.cil.c[8287,8300] [2021-08-31 03:43:27,965 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-31 03:43:27,973 INFO L203 MainTranslator]: Completed pre-run [2021-08-31 03:43:27,993 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product31.cil.c[8287,8300] [2021-08-31 03:43:28,029 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-31 03:43:28,048 INFO L208 MainTranslator]: Completed translation [2021-08-31 03:43:28,048 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:43:28 WrapperNode [2021-08-31 03:43:28,048 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-31 03:43:28,049 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-31 03:43:28,049 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-31 03:43:28,049 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-31 03:43:28,053 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:43:28" (1/1) ... [2021-08-31 03:43:28,062 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:43:28" (1/1) ... [2021-08-31 03:43:28,100 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-31 03:43:28,101 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-31 03:43:28,101 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-31 03:43:28,101 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-31 03:43:28,111 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:43:28" (1/1) ... [2021-08-31 03:43:28,111 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:43:28" (1/1) ... [2021-08-31 03:43:28,122 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:43:28" (1/1) ... [2021-08-31 03:43:28,130 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:43:28" (1/1) ... [2021-08-31 03:43:28,136 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:43:28" (1/1) ... [2021-08-31 03:43:28,147 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:43:28" (1/1) ... [2021-08-31 03:43:28,148 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:43:28" (1/1) ... [2021-08-31 03:43:28,150 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-31 03:43:28,157 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-31 03:43:28,157 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-31 03:43:28,157 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-31 03:43:28,157 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:43:28" (1/1) ... [2021-08-31 03:43:28,166 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 03:43:28,173 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 03:43:28,180 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 03:43:28,197 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-08-31 03:43:28,215 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-31 03:43:28,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-31 03:43:28,215 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-31 03:43:28,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-31 03:43:28,566 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-31 03:43:28,567 INFO L299 CfgBuilder]: Removed 160 assume(true) statements. [2021-08-31 03:43:28,568 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 03:43:28 BoogieIcfgContainer [2021-08-31 03:43:28,568 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-31 03:43:28,569 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-08-31 03:43:28,569 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-08-31 03:43:28,571 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-08-31 03:43:28,571 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-31 03:43:28,571 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 31.08 03:43:27" (1/3) ... [2021-08-31 03:43:28,572 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@462ac2cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 31.08 03:43:28, skipping insertion in model container [2021-08-31 03:43:28,572 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-31 03:43:28,572 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:43:28" (2/3) ... [2021-08-31 03:43:28,572 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@462ac2cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 31.08 03:43:28, skipping insertion in model container [2021-08-31 03:43:28,572 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-31 03:43:28,573 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 03:43:28" (3/3) ... [2021-08-31 03:43:28,573 INFO L389 chiAutomizerObserver]: Analyzing ICFG minepump_spec1_product31.cil.c [2021-08-31 03:43:28,598 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-08-31 03:43:28,598 INFO L360 BuchiCegarLoop]: Hoare is false [2021-08-31 03:43:28,598 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-08-31 03:43:28,598 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-08-31 03:43:28,598 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-08-31 03:43:28,598 INFO L364 BuchiCegarLoop]: Difference is false [2021-08-31 03:43:28,598 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-08-31 03:43:28,599 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-08-31 03:43:28,608 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 104 states, 103 states have (on average 1.5145631067961165) internal successors, (156), 103 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-31 03:43:28,623 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 67 [2021-08-31 03:43:28,624 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-31 03:43:28,624 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-31 03:43:28,628 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-08-31 03:43:28,628 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-31 03:43:28,628 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-08-31 03:43:28,629 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 104 states, 103 states have (on average 1.5145631067961165) internal successors, (156), 103 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-31 03:43:28,633 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 67 [2021-08-31 03:43:28,633 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-31 03:43:28,633 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-31 03:43:28,634 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-08-31 03:43:28,634 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-31 03:43:28,638 INFO L791 eck$LassoCheckResult]: Stem: 94#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~string9.base, #t~string9.offset := #Ultimate.allocOnStack(13);call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string11.base, #t~string11.offset, 1);call write~init~int(77, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(101, #t~string11.base, 2 + #t~string11.offset, 1);call write~init~int(116, #t~string11.base, 3 + #t~string11.offset, 1);call write~init~int(104, #t~string11.base, 4 + #t~string11.offset, 1);call write~init~int(58, #t~string11.base, 5 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 6 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string13.base, #t~string13.offset, 1);call write~init~int(82, #t~string13.base, 1 + #t~string13.offset, 1);call write~init~int(73, #t~string13.base, 2 + #t~string13.offset, 1);call write~init~int(84, #t~string13.base, 3 + #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 4 + #t~string13.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string15.base, #t~string15.offset, 1);call write~init~int(75, #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(41, #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(3);call write~init~int(79, #t~string28.base, #t~string28.offset, 1);call write~init~int(110, #t~string28.base, 1 + #t~string28.offset, 1);call write~init~int(0, #t~string28.base, 2 + #t~string28.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string30.base, #t~string30.offset, 1);call write~init~int(102, #t~string30.base, 1 + #t~string30.offset, 1);call write~init~int(102, #t~string30.base, 2 + #t~string30.offset, 1);call write~init~int(0, #t~string30.base, 3 + #t~string30.offset, 1);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string32.base, #t~string32.offset, 1);call write~init~int(80, #t~string32.base, 1 + #t~string32.offset, 1);call write~init~int(117, #t~string32.base, 2 + #t~string32.offset, 1);call write~init~int(109, #t~string32.base, 3 + #t~string32.offset, 1);call write~init~int(112, #t~string32.base, 4 + #t~string32.offset, 1);call write~init~int(58, #t~string32.base, 5 + #t~string32.offset, 1);call write~init~int(0, #t~string32.base, 6 + #t~string32.offset, 1);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string34.base, #t~string34.offset, 1);call write~init~int(110, #t~string34.base, 1 + #t~string34.offset, 1);call write~init~int(0, #t~string34.base, 2 + #t~string34.offset, 1);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string36.base, #t~string36.offset, 1);call write~init~int(102, #t~string36.base, 1 + #t~string36.offset, 1);call write~init~int(102, #t~string36.base, 2 + #t~string36.offset, 1);call write~init~int(0, #t~string36.base, 3 + #t~string36.offset, 1);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string38.base, #t~string38.offset, 1);call write~init~int(32, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 2 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string40.base, #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 1 + #t~string40.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(30);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(9);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(21);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(30);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(9);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(21);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(30);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(9);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(25);call #t~string76.base, #t~string76.offset := #Ultimate.allocOnStack(30);call #t~string77.base, #t~string77.offset := #Ultimate.allocOnStack(9);call #t~string78.base, #t~string78.offset := #Ultimate.allocOnStack(25);~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0; 33#L-1true havoc main_#res;havoc main_#t~ret7, main_~retValue_acc~0, main_~tmp~0;havoc main_~retValue_acc~0;havoc main_~tmp~0; 49#L262true havoc valid_product_#res;havoc valid_product_~retValue_acc~5;havoc valid_product_~retValue_acc~5;valid_product_~retValue_acc~5 := 1;valid_product_#res := valid_product_~retValue_acc~5; 7#L270true main_#t~ret7 := valid_product_#res;main_~tmp~0 := main_#t~ret7;havoc main_#t~ret7; 99#L132true assume 0 != main_~tmp~0; 15#L105true havoc test_#t~nondet42, test_#t~nondet43, test_#t~nondet44, test_#t~nondet45, test_~splverifierCounter~0, test_~tmp~6, test_~tmp___0~2, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~6;havoc test_~tmp___0~2;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 48#L285-1true [2021-08-31 03:43:28,639 INFO L793 eck$LassoCheckResult]: Loop: 48#L285-1true assume !false; 81#L527true assume test_~splverifierCounter~0 < 4; 36#L528true test_~tmp~6 := test_#t~nondet42;havoc test_#t~nondet42; 55#L536true assume !(0 != test_~tmp~6); 66#L536-1true test_~tmp___0~2 := test_#t~nondet43;havoc test_#t~nondet43; 30#L546true assume !(0 != test_~tmp___0~2); 61#L546-1true test_~tmp___2~0 := test_#t~nondet44;havoc test_#t~nondet44; 97#L556true assume 0 != test_~tmp___2~0; 102#L562-1true assume !(0 != ~pumpRunning~0); 20#L313true assume !(0 != ~systemActive~0); 71#L320true havoc __utac_acc__Specification1_spec__1_#t~ret19, __utac_acc__Specification1_spec__1_#t~ret20, __utac_acc__Specification1_spec__1_~tmp~1, __utac_acc__Specification1_spec__1_~tmp___0~0;havoc __utac_acc__Specification1_spec__1_~tmp~1;havoc __utac_acc__Specification1_spec__1_~tmp___0~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~1;havoc isMethaneLevelCritical_~retValue_acc~1;isMethaneLevelCritical_~retValue_acc~1 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~1; 6#L194-1true __utac_acc__Specification1_spec__1_#t~ret19 := isMethaneLevelCritical_#res;__utac_acc__Specification1_spec__1_~tmp~1 := __utac_acc__Specification1_spec__1_#t~ret19;havoc __utac_acc__Specification1_spec__1_#t~ret19; 92#L285true assume !(0 != __utac_acc__Specification1_spec__1_~tmp~1); 48#L285-1true [2021-08-31 03:43:28,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-31 03:43:28,642 INFO L82 PathProgramCache]: Analyzing trace with hash 889506727, now seen corresponding path program 1 times [2021-08-31 03:43:28,647 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-31 03:43:28,647 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [504248113] [2021-08-31 03:43:28,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-31 03:43:28,648 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-31 03:43:28,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 03:43:28,829 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-31 03:43:28,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 03:43:28,943 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-31 03:43:28,945 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-31 03:43:28,945 INFO L82 PathProgramCache]: Analyzing trace with hash -1671709749, now seen corresponding path program 1 times [2021-08-31 03:43:28,946 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-31 03:43:28,946 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1804603272] [2021-08-31 03:43:28,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-31 03:43:28,947 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-31 03:43:28,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 03:43:28,953 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-31 03:43:28,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 03:43:28,967 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-31 03:43:28,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-31 03:43:28,968 INFO L82 PathProgramCache]: Analyzing trace with hash 42569189, now seen corresponding path program 1 times [2021-08-31 03:43:28,968 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-31 03:43:28,968 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2047383476] [2021-08-31 03:43:28,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-31 03:43:28,969 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-31 03:43:28,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-31 03:43:29,097 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-31 03:43:29,098 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-31 03:43:29,098 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2047383476] [2021-08-31 03:43:29,099 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2047383476] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-31 03:43:29,099 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-31 03:43:29,099 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-31 03:43:29,099 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1283340477] [2021-08-31 03:43:29,192 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-31 03:43:29,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-31 03:43:29,210 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-08-31 03:43:29,212 INFO L87 Difference]: Start difference. First operand has 104 states, 103 states have (on average 1.5145631067961165) internal successors, (156), 103 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 5 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-31 03:43:29,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-31 03:43:29,829 INFO L93 Difference]: Finished difference Result 252 states and 354 transitions. [2021-08-31 03:43:29,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-31 03:43:29,834 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 252 states and 354 transitions. [2021-08-31 03:43:29,837 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 161 [2021-08-31 03:43:29,841 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 252 states to 231 states and 333 transitions. [2021-08-31 03:43:29,841 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 231 [2021-08-31 03:43:29,842 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 231 [2021-08-31 03:43:29,842 INFO L73 IsDeterministic]: Start isDeterministic. Operand 231 states and 333 transitions. [2021-08-31 03:43:29,843 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-31 03:43:29,843 INFO L681 BuchiCegarLoop]: Abstraction has 231 states and 333 transitions. [2021-08-31 03:43:29,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 231 states and 333 transitions. [2021-08-31 03:43:29,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 231 to 138. [2021-08-31 03:43:29,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 138 states, 138 states have (on average 1.434782608695652) internal successors, (198), 137 states have internal predecessors, (198), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-31 03:43:29,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 198 transitions. [2021-08-31 03:43:29,865 INFO L704 BuchiCegarLoop]: Abstraction has 138 states and 198 transitions. [2021-08-31 03:43:29,865 INFO L587 BuchiCegarLoop]: Abstraction has 138 states and 198 transitions. [2021-08-31 03:43:29,865 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-08-31 03:43:29,865 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 138 states and 198 transitions. [2021-08-31 03:43:29,866 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 96 [2021-08-31 03:43:29,866 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-31 03:43:29,866 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-31 03:43:29,867 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-08-31 03:43:29,867 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-31 03:43:29,867 INFO L791 eck$LassoCheckResult]: Stem: 470#ULTIMATE.startENTRY #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~string9.base, #t~string9.offset := #Ultimate.allocOnStack(13);call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string11.base, #t~string11.offset, 1);call write~init~int(77, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(101, #t~string11.base, 2 + #t~string11.offset, 1);call write~init~int(116, #t~string11.base, 3 + #t~string11.offset, 1);call write~init~int(104, #t~string11.base, 4 + #t~string11.offset, 1);call write~init~int(58, #t~string11.base, 5 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 6 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string13.base, #t~string13.offset, 1);call write~init~int(82, #t~string13.base, 1 + #t~string13.offset, 1);call write~init~int(73, #t~string13.base, 2 + #t~string13.offset, 1);call write~init~int(84, #t~string13.base, 3 + #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 4 + #t~string13.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string15.base, #t~string15.offset, 1);call write~init~int(75, #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(41, #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(3);call write~init~int(79, #t~string28.base, #t~string28.offset, 1);call write~init~int(110, #t~string28.base, 1 + #t~string28.offset, 1);call write~init~int(0, #t~string28.base, 2 + #t~string28.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string30.base, #t~string30.offset, 1);call write~init~int(102, #t~string30.base, 1 + #t~string30.offset, 1);call write~init~int(102, #t~string30.base, 2 + #t~string30.offset, 1);call write~init~int(0, #t~string30.base, 3 + #t~string30.offset, 1);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string32.base, #t~string32.offset, 1);call write~init~int(80, #t~string32.base, 1 + #t~string32.offset, 1);call write~init~int(117, #t~string32.base, 2 + #t~string32.offset, 1);call write~init~int(109, #t~string32.base, 3 + #t~string32.offset, 1);call write~init~int(112, #t~string32.base, 4 + #t~string32.offset, 1);call write~init~int(58, #t~string32.base, 5 + #t~string32.offset, 1);call write~init~int(0, #t~string32.base, 6 + #t~string32.offset, 1);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string34.base, #t~string34.offset, 1);call write~init~int(110, #t~string34.base, 1 + #t~string34.offset, 1);call write~init~int(0, #t~string34.base, 2 + #t~string34.offset, 1);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string36.base, #t~string36.offset, 1);call write~init~int(102, #t~string36.base, 1 + #t~string36.offset, 1);call write~init~int(102, #t~string36.base, 2 + #t~string36.offset, 1);call write~init~int(0, #t~string36.base, 3 + #t~string36.offset, 1);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string38.base, #t~string38.offset, 1);call write~init~int(32, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 2 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string40.base, #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 1 + #t~string40.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(30);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(9);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(21);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(30);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(9);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(21);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(30);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(9);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(25);call #t~string76.base, #t~string76.offset := #Ultimate.allocOnStack(30);call #t~string77.base, #t~string77.offset := #Ultimate.allocOnStack(9);call #t~string78.base, #t~string78.offset := #Ultimate.allocOnStack(25);~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0; 425#L-1 havoc main_#res;havoc main_#t~ret7, main_~retValue_acc~0, main_~tmp~0;havoc main_~retValue_acc~0;havoc main_~tmp~0; 426#L262 havoc valid_product_#res;havoc valid_product_~retValue_acc~5;havoc valid_product_~retValue_acc~5;valid_product_~retValue_acc~5 := 1;valid_product_#res := valid_product_~retValue_acc~5; 380#L270 main_#t~ret7 := valid_product_#res;main_~tmp~0 := main_#t~ret7;havoc main_#t~ret7; 381#L132 assume 0 != main_~tmp~0; 399#L105 havoc test_#t~nondet42, test_#t~nondet43, test_#t~nondet44, test_#t~nondet45, test_~splverifierCounter~0, test_~tmp~6, test_~tmp___0~2, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~6;havoc test_~tmp___0~2;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 400#L285-1 [2021-08-31 03:43:29,867 INFO L793 eck$LassoCheckResult]: Loop: 400#L285-1 assume !false; 441#L527 assume test_~splverifierCounter~0 < 4; 429#L528 test_~tmp~6 := test_#t~nondet42;havoc test_#t~nondet42; 430#L536 assume !(0 != test_~tmp~6); 444#L536-1 test_~tmp___0~2 := test_#t~nondet43;havoc test_#t~nondet43; 421#L546 assume !(0 != test_~tmp___0~2); 422#L546-1 test_~tmp___2~0 := test_#t~nondet44;havoc test_#t~nondet44; 452#L556 assume 0 != test_~tmp___2~0; 459#L562-1 assume !(0 != ~pumpRunning~0); 377#L313 assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret22, processEnvironment_~tmp~3;havoc processEnvironment_~tmp~3; 408#L371 assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__methaneQuery_#t~ret21, processEnvironment__wrappee__methaneQuery_~tmp~2;havoc processEnvironment__wrappee__methaneQuery_~tmp~2; 446#L345-1 assume !(0 != ~pumpRunning~0); 395#L320 havoc __utac_acc__Specification1_spec__1_#t~ret19, __utac_acc__Specification1_spec__1_#t~ret20, __utac_acc__Specification1_spec__1_~tmp~1, __utac_acc__Specification1_spec__1_~tmp___0~0;havoc __utac_acc__Specification1_spec__1_~tmp~1;havoc __utac_acc__Specification1_spec__1_~tmp___0~0;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~1;havoc isMethaneLevelCritical_~retValue_acc~1;isMethaneLevelCritical_~retValue_acc~1 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~1; 378#L194-1 __utac_acc__Specification1_spec__1_#t~ret19 := isMethaneLevelCritical_#res;__utac_acc__Specification1_spec__1_~tmp~1 := __utac_acc__Specification1_spec__1_#t~ret19;havoc __utac_acc__Specification1_spec__1_#t~ret19; 379#L285 assume !(0 != __utac_acc__Specification1_spec__1_~tmp~1); 400#L285-1 [2021-08-31 03:43:29,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-31 03:43:29,868 INFO L82 PathProgramCache]: Analyzing trace with hash 889506727, now seen corresponding path program 2 times [2021-08-31 03:43:29,868 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-31 03:43:29,868 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2084063109] [2021-08-31 03:43:29,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-31 03:43:29,868 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-31 03:43:29,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 03:43:29,903 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-31 03:43:29,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 03:43:29,937 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-31 03:43:29,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-31 03:43:29,939 INFO L82 PathProgramCache]: Analyzing trace with hash 1950294333, now seen corresponding path program 1 times [2021-08-31 03:43:29,939 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-31 03:43:29,940 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [279267945] [2021-08-31 03:43:29,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-31 03:43:29,940 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-31 03:43:29,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 03:43:29,943 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-31 03:43:29,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 03:43:29,947 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-31 03:43:29,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-31 03:43:29,952 INFO L82 PathProgramCache]: Analyzing trace with hash 104912087, now seen corresponding path program 1 times [2021-08-31 03:43:29,952 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-31 03:43:29,952 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2052493245] [2021-08-31 03:43:29,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-31 03:43:29,952 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-31 03:43:29,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 03:43:29,989 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-31 03:43:30,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 03:43:30,013 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-31 03:44:09,441 WARN L210 SmtUtils]: Spent 39.37s on a formula simplification. DAG size of input: 491 DAG size of output: 433 [2021-08-31 03:44:50,804 WARN L210 SmtUtils]: Spent 19.83s on a formula simplification that was a NOOP. DAG size: 433 [2021-08-31 03:44:50,898 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer has thrown an exception: java.lang.ClassCastException: class de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsAggregator cannot be cast to class de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsData (de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsAggregator and de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsData are in unnamed module of loader org.eclipse.osgi.internal.loader.EquinoxClassLoader @560348e6) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiCegarLoopBenchmark.prettyprintBenchmarkData(BuchiCegarLoopBenchmark.java:178) at de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsData.toString(StatisticsData.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerTimingBenchmark.toString(BuchiAutomizerTimingBenchmark.java:44) at de.uni_freiburg.informatik.ultimate.core.lib.results.StatisticsResult.getLongDescription(StatisticsResult.java:58) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ResultService.reportResult(ResultService.java:86) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.reportResult(BuchiAutomizerObserver.java:375) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.doTerminationAnalysis(BuchiAutomizerObserver.java:161) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.finish(BuchiAutomizerObserver.java:398) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-08-31 03:44:50,900 INFO L158 Benchmark]: Toolchain (without parser) took 83214.25ms. Allocated memory was 62.9MB in the beginning and 111.1MB in the end (delta: 48.2MB). Free memory was 42.5MB in the beginning and 28.3MB in the end (delta: 14.2MB). Peak memory consumption was 68.3MB. Max. memory is 16.1GB. [2021-08-31 03:44:50,900 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 62.9MB. Free memory was 43.8MB in the beginning and 43.7MB in the end (delta: 29.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-08-31 03:44:50,901 INFO L158 Benchmark]: CACSL2BoogieTranslator took 361.07ms. Allocated memory is still 62.9MB. Free memory was 42.3MB in the beginning and 38.8MB in the end (delta: 3.5MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. [2021-08-31 03:44:50,901 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.30ms. Allocated memory is still 62.9MB. Free memory was 38.6MB in the beginning and 35.2MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-08-31 03:44:50,901 INFO L158 Benchmark]: Boogie Preprocessor took 55.59ms. Allocated memory is still 62.9MB. Free memory was 35.2MB in the beginning and 32.9MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-08-31 03:44:50,902 INFO L158 Benchmark]: RCFGBuilder took 411.48ms. Allocated memory was 62.9MB in the beginning and 86.0MB in the end (delta: 23.1MB). Free memory was 32.7MB in the beginning and 55.4MB in the end (delta: -22.7MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. [2021-08-31 03:44:50,902 INFO L158 Benchmark]: BuchiAutomizer took 82330.61ms. Allocated memory was 86.0MB in the beginning and 111.1MB in the end (delta: 25.2MB). Free memory was 55.4MB in the beginning and 28.3MB in the end (delta: 27.1MB). Peak memory consumption was 57.2MB. Max. memory is 16.1GB. [2021-08-31 03:44:50,904 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 62.9MB. Free memory was 43.8MB in the beginning and 43.7MB in the end (delta: 29.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 361.07ms. Allocated memory is still 62.9MB. Free memory was 42.3MB in the beginning and 38.8MB in the end (delta: 3.5MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.30ms. Allocated memory is still 62.9MB. Free memory was 38.6MB in the beginning and 35.2MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.59ms. Allocated memory is still 62.9MB. Free memory was 35.2MB in the beginning and 32.9MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 411.48ms. Allocated memory was 62.9MB in the beginning and 86.0MB in the end (delta: 23.1MB). Free memory was 32.7MB in the beginning and 55.4MB in the end (delta: -22.7MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. * BuchiAutomizer took 82330.61ms. Allocated memory was 86.0MB in the beginning and 111.1MB in the end (delta: 25.2MB). Free memory was 55.4MB in the beginning and 28.3MB in the end (delta: 27.1MB). Peak memory consumption was 57.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (1 trivial, 0 deterministic, 0 nondeterministic) and one nonterminating remainder module.1 modules have a trivial ranking function, the largest among these consists of 6 locations. The remainder module has 138 locations. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: - ExceptionOrErrorResult: ClassCastException: class de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsAggregator cannot be cast to class de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsData (de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsAggregator and de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsData are in unnamed module of loader org.eclipse.osgi.internal.loader.EquinoxClassLoader @560348e6) de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: ClassCastException: class de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsAggregator cannot be cast to class de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsData (de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsAggregator and de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsData are in unnamed module of loader org.eclipse.osgi.internal.loader.EquinoxClassLoader @560348e6): de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiCegarLoopBenchmark.prettyprintBenchmarkData(BuchiCegarLoopBenchmark.java:178) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-08-31 03:44:50,935 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request...