./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/product-lines/minepump_spec2_product13.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_spec2_product13.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 018c197bde290ca741273d5f329501cc0843a1bb .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 03:49:01,276 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-31 03:49:01,277 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-31 03:49:01,295 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-31 03:49:01,296 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-31 03:49:01,297 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-31 03:49:01,298 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-31 03:49:01,299 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-31 03:49:01,300 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-31 03:49:01,301 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-31 03:49:01,302 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-31 03:49:01,308 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-31 03:49:01,309 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-31 03:49:01,310 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-31 03:49:01,310 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-31 03:49:01,311 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-31 03:49:01,312 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-31 03:49:01,313 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-31 03:49:01,314 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-31 03:49:01,315 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-31 03:49:01,316 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-31 03:49:01,317 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-31 03:49:01,318 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-31 03:49:01,318 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-31 03:49:01,320 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-31 03:49:01,321 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-31 03:49:01,321 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-31 03:49:01,321 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-31 03:49:01,322 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-31 03:49:01,322 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-31 03:49:01,323 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-31 03:49:01,323 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-31 03:49:01,324 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-31 03:49:01,324 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-31 03:49:01,325 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-31 03:49:01,326 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-31 03:49:01,327 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-31 03:49:01,327 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-31 03:49:01,327 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-31 03:49:01,328 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-31 03:49:01,329 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-31 03:49:01,330 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-08-31 03:49:01,360 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-31 03:49:01,360 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-31 03:49:01,361 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-31 03:49:01,361 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-31 03:49:01,362 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-31 03:49:01,362 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-31 03:49:01,362 INFO L138 SettingsManager]: * Use SBE=true [2021-08-31 03:49:01,362 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-08-31 03:49:01,362 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-08-31 03:49:01,362 INFO L138 SettingsManager]: * Use old map elimination=false [2021-08-31 03:49:01,363 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-08-31 03:49:01,363 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-08-31 03:49:01,363 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-08-31 03:49:01,363 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-31 03:49:01,363 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-31 03:49:01,363 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-08-31 03:49:01,363 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-31 03:49:01,364 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-31 03:49:01,364 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-31 03:49:01,364 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-08-31 03:49:01,364 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-08-31 03:49:01,364 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-08-31 03:49:01,364 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-31 03:49:01,365 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-31 03:49:01,365 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-08-31 03:49:01,365 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-31 03:49:01,365 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-08-31 03:49:01,365 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-31 03:49:01,365 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-31 03:49:01,365 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-31 03:49:01,366 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-31 03:49:01,366 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-31 03:49:01,366 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-08-31 03:49:01,366 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 018c197bde290ca741273d5f329501cc0843a1bb [2021-08-31 03:49:01,592 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-31 03:49:01,606 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-31 03:49:01,608 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-31 03:49:01,609 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-31 03:49:01,609 INFO L275 PluginConnector]: CDTParser initialized [2021-08-31 03:49:01,610 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec2_product13.cil.c [2021-08-31 03:49:01,654 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/977572f4e/9be3787f94d945f28f3b741296fd4ae9/FLAG06724dd5a [2021-08-31 03:49:02,106 INFO L306 CDTParser]: Found 1 translation units. [2021-08-31 03:49:02,108 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_product13.cil.c [2021-08-31 03:49:02,120 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/977572f4e/9be3787f94d945f28f3b741296fd4ae9/FLAG06724dd5a [2021-08-31 03:49:02,447 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/977572f4e/9be3787f94d945f28f3b741296fd4ae9 [2021-08-31 03:49:02,449 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-31 03:49:02,451 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-31 03:49:02,453 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-31 03:49:02,453 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-31 03:49:02,455 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-31 03:49:02,456 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 03:49:02" (1/1) ... [2021-08-31 03:49:02,458 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@188ddc1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:49:02, skipping insertion in model container [2021-08-31 03:49:02,458 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 03:49:02" (1/1) ... [2021-08-31 03:49:02,462 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-31 03:49:02,496 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-31 03:49:02,632 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_spec2_product13.cil.c[2238,2251] [2021-08-31 03:49:02,748 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-31 03:49:02,762 INFO L203 MainTranslator]: Completed pre-run [2021-08-31 03:49:02,786 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_spec2_product13.cil.c[2238,2251] [2021-08-31 03:49:02,827 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-31 03:49:02,850 INFO L208 MainTranslator]: Completed translation [2021-08-31 03:49:02,851 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:49:02 WrapperNode [2021-08-31 03:49:02,851 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-31 03:49:02,852 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-31 03:49:02,852 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-31 03:49:02,852 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-31 03:49:02,856 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:49:02" (1/1) ... [2021-08-31 03:49:02,879 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:49:02" (1/1) ... [2021-08-31 03:49:02,912 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-31 03:49:02,913 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-31 03:49:02,913 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-31 03:49:02,913 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-31 03:49:02,919 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:49:02" (1/1) ... [2021-08-31 03:49:02,919 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:49:02" (1/1) ... [2021-08-31 03:49:02,925 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:49:02" (1/1) ... [2021-08-31 03:49:02,926 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:49:02" (1/1) ... [2021-08-31 03:49:02,940 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:49:02" (1/1) ... [2021-08-31 03:49:02,947 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:49:02" (1/1) ... [2021-08-31 03:49:02,951 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:49:02" (1/1) ... [2021-08-31 03:49:02,955 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-31 03:49:02,957 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-31 03:49:02,958 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-31 03:49:02,958 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-31 03:49:02,959 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:49:02" (1/1) ... [2021-08-31 03:49:02,964 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 03:49:02,970 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 03:49:03,010 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 03:49:03,081 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 03:49:03,108 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-31 03:49:03,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-31 03:49:03,109 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-31 03:49:03,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-31 03:49:03,440 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-31 03:49:03,440 INFO L299 CfgBuilder]: Removed 98 assume(true) statements. [2021-08-31 03:49:03,442 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 03:49:03 BoogieIcfgContainer [2021-08-31 03:49:03,442 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-31 03:49:03,444 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-08-31 03:49:03,444 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-08-31 03:49:03,446 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-08-31 03:49:03,446 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-31 03:49:03,447 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 31.08 03:49:02" (1/3) ... [2021-08-31 03:49:03,447 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4298001f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 31.08 03:49:03, skipping insertion in model container [2021-08-31 03:49:03,448 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-31 03:49:03,448 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:49:02" (2/3) ... [2021-08-31 03:49:03,448 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4298001f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 31.08 03:49:03, skipping insertion in model container [2021-08-31 03:49:03,448 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-31 03:49:03,448 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 03:49:03" (3/3) ... [2021-08-31 03:49:03,449 INFO L389 chiAutomizerObserver]: Analyzing ICFG minepump_spec2_product13.cil.c [2021-08-31 03:49:03,511 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-08-31 03:49:03,511 INFO L360 BuchiCegarLoop]: Hoare is false [2021-08-31 03:49:03,511 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-08-31 03:49:03,511 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-08-31 03:49:03,511 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-08-31 03:49:03,511 INFO L364 BuchiCegarLoop]: Difference is false [2021-08-31 03:49:03,512 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-08-31 03:49:03,524 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-08-31 03:49:03,534 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 70 states, 69 states have (on average 1.536231884057971) internal successors, (106), 69 states have internal predecessors, (106), 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 03:49:03,547 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 43 [2021-08-31 03:49:03,560 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-31 03:49:03,561 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-31 03:49:03,565 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2021-08-31 03:49:03,565 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-31 03:49:03,565 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-08-31 03:49:03,566 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 70 states, 69 states have (on average 1.536231884057971) internal successors, (106), 69 states have internal predecessors, (106), 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 03:49:03,569 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 43 [2021-08-31 03:49:03,570 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-31 03:49:03,571 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-31 03:49:03,571 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2021-08-31 03:49:03,573 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-31 03:49:03,582 INFO L791 eck$LassoCheckResult]: Stem: 54#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~string15.base, #t~string15.offset := #Ultimate.allocOnStack(13);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string17.base, #t~string17.offset, 1);call write~init~int(110, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 2 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string19.base, #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 2 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 3 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string21.base, #t~string21.offset, 1);call write~init~int(80, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(117, #t~string21.base, 2 + #t~string21.offset, 1);call write~init~int(109, #t~string21.base, 3 + #t~string21.offset, 1);call write~init~int(112, #t~string21.base, 4 + #t~string21.offset, 1);call write~init~int(58, #t~string21.base, 5 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 6 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string23.base, #t~string23.offset, 1);call write~init~int(110, #t~string23.base, 1 + #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 2 + #t~string23.offset, 1);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string25.base, #t~string25.offset, 1);call write~init~int(102, #t~string25.base, 1 + #t~string25.offset, 1);call write~init~int(102, #t~string25.base, 2 + #t~string25.offset, 1);call write~init~int(0, #t~string25.base, 3 + #t~string25.offset, 1);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string27.base, #t~string27.offset, 1);call write~init~int(32, #t~string27.base, 1 + #t~string27.offset, 1);call write~init~int(0, #t~string27.base, 2 + #t~string27.offset, 1);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string29.base, #t~string29.offset, 1);call write~init~int(0, #t~string29.base, 1 + #t~string29.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(30);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(9);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(21);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(30);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(9);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(21);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(30);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(9);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(25);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(30);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(9);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(25);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(13);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string69.base, #t~string69.offset, 1);call write~init~int(77, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(101, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(116, #t~string69.base, 3 + #t~string69.offset, 1);call write~init~int(104, #t~string69.base, 4 + #t~string69.offset, 1);call write~init~int(58, #t~string69.base, 5 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 6 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string71.base, #t~string71.offset, 1);call write~init~int(82, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(73, #t~string71.base, 2 + #t~string71.offset, 1);call write~init~int(84, #t~string71.base, 3 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 4 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string73.base, #t~string73.offset, 1);call write~init~int(75, #t~string73.base, 1 + #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 2 + #t~string73.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string75.base, #t~string75.offset, 1);call write~init~int(0, #t~string75.base, 1 + #t~string75.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~methAndRunningLastTime~0 := 0;~cleanupTimeShifts~0 := 4; 44#L-1true havoc main_#res;havoc main_#t~ret78, main_~retValue_acc~9, main_~tmp~7;havoc main_~retValue_acc~9;havoc main_~tmp~7; 47#L669true havoc valid_product_#res;havoc valid_product_~retValue_acc~6;havoc valid_product_~retValue_acc~6;valid_product_~retValue_acc~6 := 1;valid_product_#res := valid_product_~retValue_acc~6; 11#L677true main_#t~ret78 := valid_product_#res;main_~tmp~7 := main_#t~ret78;havoc main_#t~ret78; 56#L885true assume 0 != main_~tmp~7; 32#L861true ~methAndRunningLastTime~0 := 0; 50#L769true havoc test_#t~nondet7, test_#t~nondet8, test_#t~nondet9, test_#t~nondet10, test_~splverifierCounter~0, test_~tmp~0, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~0;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 8#L780-1true [2021-08-31 03:49:03,582 INFO L793 eck$LassoCheckResult]: Loop: 8#L780-1true assume !false; 70#L57true assume test_~splverifierCounter~0 < 4; 42#L58true test_~tmp~0 := test_#t~nondet7;havoc test_#t~nondet7; 39#L66true assume !(0 != test_~tmp~0); 63#L66-1true test_~tmp___0~0 := test_#t~nondet8;havoc test_#t~nondet8; 71#L76true assume !(0 != test_~tmp___0~0); 52#L76-1true test_~tmp___2~0 := test_#t~nondet9;havoc test_#t~nondet9; 5#L86true assume 0 != test_~tmp___2~0; 67#L92-2true assume !(0 != ~pumpRunning~0); 41#L135true assume !(0 != ~systemActive~0); 36#L142true havoc __utac_acc__Specification2_spec__2_#t~ret76, __utac_acc__Specification2_spec__2_#t~ret77, __utac_acc__Specification2_spec__2_~tmp~6, __utac_acc__Specification2_spec__2_~tmp___0~1;havoc __utac_acc__Specification2_spec__2_~tmp~6;havoc __utac_acc__Specification2_spec__2_~tmp___0~1;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~7;havoc isMethaneLevelCritical_~retValue_acc~7;isMethaneLevelCritical_~retValue_acc~7 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~7; 20#L726-1true __utac_acc__Specification2_spec__2_#t~ret76 := isMethaneLevelCritical_#res;__utac_acc__Specification2_spec__2_~tmp~6 := __utac_acc__Specification2_spec__2_#t~ret76;havoc __utac_acc__Specification2_spec__2_#t~ret76; 6#L780true assume !(0 != __utac_acc__Specification2_spec__2_~tmp~6);~methAndRunningLastTime~0 := 0; 8#L780-1true [2021-08-31 03:49:03,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-31 03:49:03,587 INFO L82 PathProgramCache]: Analyzing trace with hash 1804904775, now seen corresponding path program 1 times [2021-08-31 03:49:03,592 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-31 03:49:03,593 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [381373694] [2021-08-31 03:49:03,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-31 03:49:03,593 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-31 03:49:03,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 03:49:03,795 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-31 03:49:03,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 03:49:03,911 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-31 03:49:03,914 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-31 03:49:03,914 INFO L82 PathProgramCache]: Analyzing trace with hash 2383754, now seen corresponding path program 1 times [2021-08-31 03:49:03,914 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-31 03:49:03,915 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1154481857] [2021-08-31 03:49:03,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-31 03:49:03,915 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-31 03:49:03,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 03:49:03,922 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-31 03:49:03,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 03:49:03,939 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-31 03:49:03,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-31 03:49:03,941 INFO L82 PathProgramCache]: Analyzing trace with hash 835680260, now seen corresponding path program 1 times [2021-08-31 03:49:03,941 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-31 03:49:03,942 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [258858010] [2021-08-31 03:49:03,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-31 03:49:03,942 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-31 03:49:03,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-31 03:49:04,075 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 03:49:04,075 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-31 03:49:04,076 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [258858010] [2021-08-31 03:49:04,076 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [258858010] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-31 03:49:04,076 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-31 03:49:04,076 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-31 03:49:04,077 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [238396940] [2021-08-31 03:49:04,198 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-31 03:49:04,220 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-31 03:49:04,221 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-08-31 03:49:04,223 INFO L87 Difference]: Start difference. First operand has 70 states, 69 states have (on average 1.536231884057971) internal successors, (106), 69 states have internal predecessors, (106), 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 3.3333333333333335) internal successors, (20), 5 states have internal predecessors, (20), 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 03:49:04,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-31 03:49:04,469 INFO L93 Difference]: Finished difference Result 70 states and 95 transitions. [2021-08-31 03:49:04,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-31 03:49:04,474 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 70 states and 95 transitions. [2021-08-31 03:49:04,476 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 41 [2021-08-31 03:49:04,479 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 70 states to 63 states and 88 transitions. [2021-08-31 03:49:04,479 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 63 [2021-08-31 03:49:04,479 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 63 [2021-08-31 03:49:04,480 INFO L73 IsDeterministic]: Start isDeterministic. Operand 63 states and 88 transitions. [2021-08-31 03:49:04,480 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-31 03:49:04,480 INFO L681 BuchiCegarLoop]: Abstraction has 63 states and 88 transitions. [2021-08-31 03:49:04,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states and 88 transitions. [2021-08-31 03:49:04,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 63. [2021-08-31 03:49:04,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63 states, 63 states have (on average 1.3968253968253967) internal successors, (88), 62 states have internal predecessors, (88), 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 03:49:04,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 88 transitions. [2021-08-31 03:49:04,498 INFO L704 BuchiCegarLoop]: Abstraction has 63 states and 88 transitions. [2021-08-31 03:49:04,498 INFO L587 BuchiCegarLoop]: Abstraction has 63 states and 88 transitions. [2021-08-31 03:49:04,498 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-08-31 03:49:04,499 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 63 states and 88 transitions. [2021-08-31 03:49:04,499 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 41 [2021-08-31 03:49:04,500 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-31 03:49:04,500 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-31 03:49:04,500 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2021-08-31 03:49:04,500 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-31 03:49:04,500 INFO L791 eck$LassoCheckResult]: Stem: 219#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~string15.base, #t~string15.offset := #Ultimate.allocOnStack(13);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string17.base, #t~string17.offset, 1);call write~init~int(110, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 2 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string19.base, #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(102, #t~string19.base, 2 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 3 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string21.base, #t~string21.offset, 1);call write~init~int(80, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(117, #t~string21.base, 2 + #t~string21.offset, 1);call write~init~int(109, #t~string21.base, 3 + #t~string21.offset, 1);call write~init~int(112, #t~string21.base, 4 + #t~string21.offset, 1);call write~init~int(58, #t~string21.base, 5 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 6 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string23.base, #t~string23.offset, 1);call write~init~int(110, #t~string23.base, 1 + #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 2 + #t~string23.offset, 1);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string25.base, #t~string25.offset, 1);call write~init~int(102, #t~string25.base, 1 + #t~string25.offset, 1);call write~init~int(102, #t~string25.base, 2 + #t~string25.offset, 1);call write~init~int(0, #t~string25.base, 3 + #t~string25.offset, 1);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string27.base, #t~string27.offset, 1);call write~init~int(32, #t~string27.base, 1 + #t~string27.offset, 1);call write~init~int(0, #t~string27.base, 2 + #t~string27.offset, 1);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string29.base, #t~string29.offset, 1);call write~init~int(0, #t~string29.base, 1 + #t~string29.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(30);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(9);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(21);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(30);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(9);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(21);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(30);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(9);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(25);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(30);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(9);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(25);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(13);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string69.base, #t~string69.offset, 1);call write~init~int(77, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(101, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(116, #t~string69.base, 3 + #t~string69.offset, 1);call write~init~int(104, #t~string69.base, 4 + #t~string69.offset, 1);call write~init~int(58, #t~string69.base, 5 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 6 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string71.base, #t~string71.offset, 1);call write~init~int(82, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(73, #t~string71.base, 2 + #t~string71.offset, 1);call write~init~int(84, #t~string71.base, 3 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 4 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string73.base, #t~string73.offset, 1);call write~init~int(75, #t~string73.base, 1 + #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 2 + #t~string73.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string75.base, #t~string75.offset, 1);call write~init~int(0, #t~string75.base, 1 + #t~string75.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~methAndRunningLastTime~0 := 0;~cleanupTimeShifts~0 := 4; 214#L-1 havoc main_#res;havoc main_#t~ret78, main_~retValue_acc~9, main_~tmp~7;havoc main_~retValue_acc~9;havoc main_~tmp~7; 215#L669 havoc valid_product_#res;havoc valid_product_~retValue_acc~6;havoc valid_product_~retValue_acc~6;valid_product_~retValue_acc~6 := 1;valid_product_#res := valid_product_~retValue_acc~6; 174#L677 main_#t~ret78 := valid_product_#res;main_~tmp~7 := main_#t~ret78;havoc main_#t~ret78; 175#L885 assume 0 != main_~tmp~7; 203#L861 ~methAndRunningLastTime~0 := 0; 204#L769 havoc test_#t~nondet7, test_#t~nondet8, test_#t~nondet9, test_#t~nondet10, test_~splverifierCounter~0, test_~tmp~0, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~0;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 165#L780-1 [2021-08-31 03:49:04,501 INFO L793 eck$LassoCheckResult]: Loop: 165#L780-1 assume !false; 169#L57 assume test_~splverifierCounter~0 < 4; 212#L58 test_~tmp~0 := test_#t~nondet7;havoc test_#t~nondet7; 209#L66 assume !(0 != test_~tmp~0); 211#L66-1 test_~tmp___0~0 := test_#t~nondet8;havoc test_#t~nondet8; 220#L76 assume !(0 != test_~tmp___0~0); 206#L76-1 test_~tmp___2~0 := test_#t~nondet9;havoc test_#t~nondet9; 160#L86 assume 0 != test_~tmp___2~0; 162#L92-2 assume !(0 != ~pumpRunning~0); 182#L135 assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret11, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; 192#L167 assume !(0 != ~pumpRunning~0); 193#L142 havoc __utac_acc__Specification2_spec__2_#t~ret76, __utac_acc__Specification2_spec__2_#t~ret77, __utac_acc__Specification2_spec__2_~tmp~6, __utac_acc__Specification2_spec__2_~tmp___0~1;havoc __utac_acc__Specification2_spec__2_~tmp~6;havoc __utac_acc__Specification2_spec__2_~tmp___0~1;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~7;havoc isMethaneLevelCritical_~retValue_acc~7;isMethaneLevelCritical_~retValue_acc~7 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~7; 186#L726-1 __utac_acc__Specification2_spec__2_#t~ret76 := isMethaneLevelCritical_#res;__utac_acc__Specification2_spec__2_~tmp~6 := __utac_acc__Specification2_spec__2_#t~ret76;havoc __utac_acc__Specification2_spec__2_#t~ret76; 163#L780 assume !(0 != __utac_acc__Specification2_spec__2_~tmp~6);~methAndRunningLastTime~0 := 0; 165#L780-1 [2021-08-31 03:49:04,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-31 03:49:04,501 INFO L82 PathProgramCache]: Analyzing trace with hash 1804904775, now seen corresponding path program 2 times [2021-08-31 03:49:04,501 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-31 03:49:04,501 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [772287388] [2021-08-31 03:49:04,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-31 03:49:04,502 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-31 03:49:04,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 03:49:04,522 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-31 03:49:04,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 03:49:04,562 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-31 03:49:04,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-31 03:49:04,563 INFO L82 PathProgramCache]: Analyzing trace with hash 53367905, now seen corresponding path program 1 times [2021-08-31 03:49:04,563 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-31 03:49:04,563 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1899206227] [2021-08-31 03:49:04,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-31 03:49:04,564 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-31 03:49:04,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 03:49:04,569 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-31 03:49:04,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 03:49:04,572 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-31 03:49:04,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-31 03:49:04,573 INFO L82 PathProgramCache]: Analyzing trace with hash 115755815, now seen corresponding path program 1 times [2021-08-31 03:49:04,573 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-31 03:49:04,573 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1926888174] [2021-08-31 03:49:04,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-31 03:49:04,573 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-31 03:49:04,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 03:49:04,591 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-31 03:49:04,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 03:49:04,616 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-31 03:49:45,262 WARN L210 SmtUtils]: Spent 40.57s on a formula simplification. DAG size of input: 495 DAG size of output: 437 [2021-08-31 03:50:28,296 WARN L210 SmtUtils]: Spent 21.51s on a formula simplification that was a NOOP. DAG size: 435 [2021-08-31 03:50:28,376 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 03:50:28,378 INFO L158 Benchmark]: Toolchain (without parser) took 85927.39ms. Allocated memory was 50.3MB in the beginning and 115.3MB in the end (delta: 65.0MB). Free memory was 27.4MB in the beginning and 29.8MB in the end (delta: -2.4MB). Peak memory consumption was 66.0MB. Max. memory is 16.1GB. [2021-08-31 03:50:28,379 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 50.3MB. Free memory was 33.0MB in the beginning and 33.0MB in the end (delta: 37.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-08-31 03:50:28,379 INFO L158 Benchmark]: CACSL2BoogieTranslator took 398.77ms. Allocated memory was 50.3MB in the beginning and 65.0MB in the end (delta: 14.7MB). Free memory was 27.2MB in the beginning and 42.5MB in the end (delta: -15.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-08-31 03:50:28,380 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.58ms. Allocated memory is still 65.0MB. Free memory was 42.5MB in the beginning and 39.6MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-08-31 03:50:28,380 INFO L158 Benchmark]: Boogie Preprocessor took 43.28ms. Allocated memory is still 65.0MB. Free memory was 39.6MB in the beginning and 37.5MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-08-31 03:50:28,381 INFO L158 Benchmark]: RCFGBuilder took 485.32ms. Allocated memory is still 65.0MB. Free memory was 37.5MB in the beginning and 39.8MB in the end (delta: -2.3MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. [2021-08-31 03:50:28,381 INFO L158 Benchmark]: BuchiAutomizer took 84933.79ms. Allocated memory was 65.0MB in the beginning and 115.3MB in the end (delta: 50.3MB). Free memory was 39.8MB in the beginning and 29.8MB in the end (delta: 10.1MB). Peak memory consumption was 64.0MB. Max. memory is 16.1GB. [2021-08-31 03:50:28,383 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 50.3MB. Free memory was 33.0MB in the beginning and 33.0MB in the end (delta: 37.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 398.77ms. Allocated memory was 50.3MB in the beginning and 65.0MB in the end (delta: 14.7MB). Free memory was 27.2MB in the beginning and 42.5MB in the end (delta: -15.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.58ms. Allocated memory is still 65.0MB. Free memory was 42.5MB in the beginning and 39.6MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.28ms. Allocated memory is still 65.0MB. Free memory was 39.6MB in the beginning and 37.5MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 485.32ms. Allocated memory is still 65.0MB. Free memory was 37.5MB in the beginning and 39.8MB in the end (delta: -2.3MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. * BuchiAutomizer took 84933.79ms. Allocated memory was 65.0MB in the beginning and 115.3MB in the end (delta: 50.3MB). Free memory was 39.8MB in the beginning and 29.8MB in the end (delta: 10.1MB). Peak memory consumption was 64.0MB. 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 63 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 03:50:28,460 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...