./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/product-lines/minepump_spec2_product03.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_product03.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 8f42eccc61d1255388ff7ebf96c2e2b48855489d .............................................................................................................................................................................................................................................................................................................................................. 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 03:47:50,930 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-31 03:47:50,933 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-31 03:47:50,982 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-31 03:47:50,982 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-31 03:47:50,986 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-31 03:47:50,987 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-31 03:47:50,992 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-31 03:47:50,994 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-31 03:47:50,998 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-31 03:47:51,000 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-31 03:47:51,003 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-31 03:47:51,004 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-31 03:47:51,006 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-31 03:47:51,008 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-31 03:47:51,012 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-31 03:47:51,013 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-31 03:47:51,014 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-31 03:47:51,016 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-31 03:47:51,024 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-31 03:47:51,025 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-31 03:47:51,026 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-31 03:47:51,028 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-31 03:47:51,029 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-31 03:47:51,031 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-31 03:47:51,032 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-31 03:47:51,032 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-31 03:47:51,034 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-31 03:47:51,034 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-31 03:47:51,035 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-31 03:47:51,035 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-31 03:47:51,036 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-31 03:47:51,037 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-31 03:47:51,038 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-31 03:47:51,039 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-31 03:47:51,040 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-31 03:47:51,040 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-31 03:47:51,041 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-31 03:47:51,041 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-31 03:47:51,042 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-31 03:47:51,043 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-31 03:47:51,047 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-08-31 03:47:51,085 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-31 03:47:51,086 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-31 03:47:51,087 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-31 03:47:51,087 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-31 03:47:51,089 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-31 03:47:51,089 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-31 03:47:51,089 INFO L138 SettingsManager]: * Use SBE=true [2021-08-31 03:47:51,089 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-08-31 03:47:51,089 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-08-31 03:47:51,090 INFO L138 SettingsManager]: * Use old map elimination=false [2021-08-31 03:47:51,090 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-08-31 03:47:51,091 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-08-31 03:47:51,091 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-08-31 03:47:51,091 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-31 03:47:51,091 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-31 03:47:51,091 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-08-31 03:47:51,092 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-31 03:47:51,092 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-31 03:47:51,092 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-31 03:47:51,092 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-08-31 03:47:51,092 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-08-31 03:47:51,093 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-08-31 03:47:51,093 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-31 03:47:51,093 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-31 03:47:51,093 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-08-31 03:47:51,093 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-31 03:47:51,093 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-08-31 03:47:51,094 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-31 03:47:51,094 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-31 03:47:51,094 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-31 03:47:51,094 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-31 03:47:51,094 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-31 03:47:51,095 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-08-31 03:47:51,096 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8f42eccc61d1255388ff7ebf96c2e2b48855489d [2021-08-31 03:47:51,401 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-31 03:47:51,420 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-31 03:47:51,423 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-31 03:47:51,425 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-31 03:47:51,425 INFO L275 PluginConnector]: CDTParser initialized [2021-08-31 03:47:51,426 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec2_product03.cil.c [2021-08-31 03:47:51,495 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66610d26e/bdb500f184c74cf8871ea14886d3bc61/FLAG0b06709dc [2021-08-31 03:47:52,000 INFO L306 CDTParser]: Found 1 translation units. [2021-08-31 03:47:52,000 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_product03.cil.c [2021-08-31 03:47:52,013 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66610d26e/bdb500f184c74cf8871ea14886d3bc61/FLAG0b06709dc [2021-08-31 03:47:52,361 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66610d26e/bdb500f184c74cf8871ea14886d3bc61 [2021-08-31 03:47:52,363 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-31 03:47:52,365 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-31 03:47:52,368 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-31 03:47:52,368 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-31 03:47:52,371 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-31 03:47:52,372 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 03:47:52" (1/1) ... [2021-08-31 03:47:52,373 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33c4b95e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:47:52, skipping insertion in model container [2021-08-31 03:47:52,373 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 03:47:52" (1/1) ... [2021-08-31 03:47:52,393 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-31 03:47:52,445 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-31 03:47:52,790 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_product03.cil.c[16995,17008] [2021-08-31 03:47:52,790 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-31 03:47:52,805 INFO L203 MainTranslator]: Completed pre-run [2021-08-31 03:47:52,888 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_product03.cil.c[16995,17008] [2021-08-31 03:47:52,891 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-31 03:47:52,909 INFO L208 MainTranslator]: Completed translation [2021-08-31 03:47:52,910 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:47:52 WrapperNode [2021-08-31 03:47:52,910 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-31 03:47:52,911 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-31 03:47:52,911 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-31 03:47:52,911 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-31 03:47:52,917 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:47:52" (1/1) ... [2021-08-31 03:47:52,941 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:47:52" (1/1) ... [2021-08-31 03:47:52,982 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-31 03:47:52,983 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-31 03:47:52,983 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-31 03:47:52,983 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-31 03:47:52,991 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:47:52" (1/1) ... [2021-08-31 03:47:52,991 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:47:52" (1/1) ... [2021-08-31 03:47:53,005 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:47:52" (1/1) ... [2021-08-31 03:47:53,010 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:47:52" (1/1) ... [2021-08-31 03:47:53,017 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:47:52" (1/1) ... [2021-08-31 03:47:53,033 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:47:52" (1/1) ... [2021-08-31 03:47:53,034 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:47:52" (1/1) ... [2021-08-31 03:47:53,037 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-31 03:47:53,038 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-31 03:47:53,039 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-31 03:47:53,039 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-31 03:47:53,044 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:47:52" (1/1) ... [2021-08-31 03:47:53,050 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 03:47:53,059 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 03:47:53,071 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 03:47:53,098 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 03:47:53,131 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-31 03:47:53,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-31 03:47:53,132 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-31 03:47:53,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-31 03:47:53,620 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-31 03:47:53,621 INFO L299 CfgBuilder]: Removed 72 assume(true) statements. [2021-08-31 03:47:53,622 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 03:47:53 BoogieIcfgContainer [2021-08-31 03:47:53,623 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-31 03:47:53,624 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-08-31 03:47:53,624 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-08-31 03:47:53,627 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-08-31 03:47:53,628 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-31 03:47:53,628 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 31.08 03:47:52" (1/3) ... [2021-08-31 03:47:53,629 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@135b98cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 31.08 03:47:53, skipping insertion in model container [2021-08-31 03:47:53,629 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-31 03:47:53,629 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:47:52" (2/3) ... [2021-08-31 03:47:53,629 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@135b98cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 31.08 03:47:53, skipping insertion in model container [2021-08-31 03:47:53,630 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-31 03:47:53,630 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 03:47:53" (3/3) ... [2021-08-31 03:47:53,631 INFO L389 chiAutomizerObserver]: Analyzing ICFG minepump_spec2_product03.cil.c [2021-08-31 03:47:53,684 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-08-31 03:47:53,684 INFO L360 BuchiCegarLoop]: Hoare is false [2021-08-31 03:47:53,684 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-08-31 03:47:53,685 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-08-31 03:47:53,685 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-08-31 03:47:53,685 INFO L364 BuchiCegarLoop]: Difference is false [2021-08-31 03:47:53,685 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-08-31 03:47:53,685 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-08-31 03:47:53,697 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 60 states, 59 states have (on average 1.5423728813559323) internal successors, (91), 59 states have internal predecessors, (91), 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 03:47:53,714 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 37 [2021-08-31 03:47:53,715 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-31 03:47:53,715 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-31 03:47:53,720 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2021-08-31 03:47:53,721 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-31 03:47:53,721 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-08-31 03:47:53,721 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 60 states, 59 states have (on average 1.5423728813559323) internal successors, (91), 59 states have internal predecessors, (91), 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 03:47:53,725 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 37 [2021-08-31 03:47:53,725 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-31 03:47:53,726 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-31 03:47:53,726 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2021-08-31 03:47:53,726 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-31 03:47:53,732 INFO L791 eck$LassoCheckResult]: Stem: 49#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(3);call write~init~int(79, #t~string11.base, #t~string11.offset, 1);call write~init~int(110, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 2 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string13.base, #t~string13.offset, 1);call write~init~int(102, #t~string13.base, 1 + #t~string13.offset, 1);call write~init~int(102, #t~string13.base, 2 + #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 3 + #t~string13.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string15.base, #t~string15.offset, 1);call write~init~int(80, #t~string15.base, 1 + #t~string15.offset, 1);call write~init~int(117, #t~string15.base, 2 + #t~string15.offset, 1);call write~init~int(109, #t~string15.base, 3 + #t~string15.offset, 1);call write~init~int(112, #t~string15.base, 4 + #t~string15.offset, 1);call write~init~int(58, #t~string15.base, 5 + #t~string15.offset, 1);call write~init~int(0, #t~string15.base, 6 + #t~string15.offset, 1);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(3);call write~init~int(41, #t~string21.base, #t~string21.offset, 1);call write~init~int(32, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 2 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string23.base, #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 1 + #t~string23.offset, 1);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(13);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string31.base, #t~string31.offset, 1);call write~init~int(77, #t~string31.base, 1 + #t~string31.offset, 1);call write~init~int(101, #t~string31.base, 2 + #t~string31.offset, 1);call write~init~int(116, #t~string31.base, 3 + #t~string31.offset, 1);call write~init~int(104, #t~string31.base, 4 + #t~string31.offset, 1);call write~init~int(58, #t~string31.base, 5 + #t~string31.offset, 1);call write~init~int(0, #t~string31.base, 6 + #t~string31.offset, 1);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string33.base, #t~string33.offset, 1);call write~init~int(82, #t~string33.base, 1 + #t~string33.offset, 1);call write~init~int(73, #t~string33.base, 2 + #t~string33.offset, 1);call write~init~int(84, #t~string33.base, 3 + #t~string33.offset, 1);call write~init~int(0, #t~string33.base, 4 + #t~string33.offset, 1);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string35.base, #t~string35.offset, 1);call write~init~int(75, #t~string35.base, 1 + #t~string35.offset, 1);call write~init~int(0, #t~string35.base, 2 + #t~string35.offset, 1);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string37.base, #t~string37.offset, 1);call write~init~int(0, #t~string37.base, 1 + #t~string37.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(30);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(9);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(21);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(30);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(9);call #t~string63.base, #t~string63.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(25);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(30);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(9);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(25);~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~methAndRunningLastTime~0 := 0; 38#L-1true havoc main_#res;havoc main_#t~ret39, main_~retValue_acc~6, main_~tmp~1;havoc main_~retValue_acc~6;havoc main_~tmp~1; 35#L350true 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; 13#L358true main_#t~ret39 := valid_product_#res;main_~tmp~1 := main_#t~ret39;havoc main_#t~ret39; 26#L447true assume 0 != main_~tmp~1; 17#L422true ~methAndRunningLastTime~0 := 0; 46#L834true havoc test_#t~nondet24, test_#t~nondet25, test_#t~nondet26, test_#t~nondet27, 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; 19#L845-1true [2021-08-31 03:47:53,733 INFO L793 eck$LassoCheckResult]: Loop: 19#L845-1true assume !false; 18#L188true assume test_~splverifierCounter~0 < 4; 21#L189true test_~tmp~0 := test_#t~nondet24;havoc test_#t~nondet24; 8#L197true assume !(0 != test_~tmp~0); 10#L197-1true test_~tmp___0~0 := test_#t~nondet25;havoc test_#t~nondet25; 6#L207true assume !(0 != test_~tmp___0~0); 32#L207-1true test_~tmp___2~0 := test_#t~nondet26;havoc test_#t~nondet26; 22#L217true assume 0 != test_~tmp___2~0; 5#L223-1true assume !(0 != ~pumpRunning~0); 34#L59true assume !(0 != ~systemActive~0); 33#L66true havoc __utac_acc__Specification2_spec__2_#t~ret75, __utac_acc__Specification2_spec__2_#t~ret76, __utac_acc__Specification2_spec__2_~tmp~5, __utac_acc__Specification2_spec__2_~tmp___0~1;havoc __utac_acc__Specification2_spec__2_~tmp~5;havoc __utac_acc__Specification2_spec__2_~tmp___0~1;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~2;havoc isMethaneLevelCritical_~retValue_acc~2;isMethaneLevelCritical_~retValue_acc~2 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~2; 27#L288true __utac_acc__Specification2_spec__2_#t~ret75 := isMethaneLevelCritical_#res;__utac_acc__Specification2_spec__2_~tmp~5 := __utac_acc__Specification2_spec__2_#t~ret75;havoc __utac_acc__Specification2_spec__2_#t~ret75; 48#L845true assume !(0 != __utac_acc__Specification2_spec__2_~tmp~5);~methAndRunningLastTime~0 := 0; 19#L845-1true [2021-08-31 03:47:53,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-31 03:47:53,741 INFO L82 PathProgramCache]: Analyzing trace with hash 1804904775, now seen corresponding path program 1 times [2021-08-31 03:47:53,748 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-31 03:47:53,748 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1170562794] [2021-08-31 03:47:53,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-31 03:47:53,749 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-31 03:47:53,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 03:47:53,918 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-31 03:47:53,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 03:47:54,025 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-31 03:47:54,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-31 03:47:54,027 INFO L82 PathProgramCache]: Analyzing trace with hash 10387603, now seen corresponding path program 1 times [2021-08-31 03:47:54,028 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-31 03:47:54,039 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1506818302] [2021-08-31 03:47:54,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-31 03:47:54,039 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-31 03:47:54,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 03:47:54,045 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-31 03:47:54,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 03:47:54,052 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-31 03:47:54,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-31 03:47:54,053 INFO L82 PathProgramCache]: Analyzing trace with hash 843684109, now seen corresponding path program 1 times [2021-08-31 03:47:54,053 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-31 03:47:54,054 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1863138670] [2021-08-31 03:47:54,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-31 03:47:54,054 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-31 03:47:54,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-31 03:47:54,184 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 03:47:54,184 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-31 03:47:54,185 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1863138670] [2021-08-31 03:47:54,185 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1863138670] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-31 03:47:54,185 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-31 03:47:54,186 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-31 03:47:54,186 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1324048954] [2021-08-31 03:47:54,289 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-31 03:47:54,320 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-31 03:47:54,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-08-31 03:47:54,323 INFO L87 Difference]: Start difference. First operand has 60 states, 59 states have (on average 1.5423728813559323) internal successors, (91), 59 states have internal predecessors, (91), 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 03:47:54,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-31 03:47:54,963 INFO L93 Difference]: Finished difference Result 166 states and 229 transitions. [2021-08-31 03:47:54,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-31 03:47:54,969 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 166 states and 229 transitions. [2021-08-31 03:47:54,980 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 103 [2021-08-31 03:47:54,990 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 166 states to 145 states and 208 transitions. [2021-08-31 03:47:54,994 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 145 [2021-08-31 03:47:54,997 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 145 [2021-08-31 03:47:54,997 INFO L73 IsDeterministic]: Start isDeterministic. Operand 145 states and 208 transitions. [2021-08-31 03:47:54,999 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-31 03:47:55,000 INFO L681 BuchiCegarLoop]: Abstraction has 145 states and 208 transitions. [2021-08-31 03:47:55,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states and 208 transitions. [2021-08-31 03:47:55,022 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 97. [2021-08-31 03:47:55,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 97 states have (on average 1.4329896907216495) internal successors, (139), 96 states have internal predecessors, (139), 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 03:47:55,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 139 transitions. [2021-08-31 03:47:55,025 INFO L704 BuchiCegarLoop]: Abstraction has 97 states and 139 transitions. [2021-08-31 03:47:55,025 INFO L587 BuchiCegarLoop]: Abstraction has 97 states and 139 transitions. [2021-08-31 03:47:55,026 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-08-31 03:47:55,026 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 97 states and 139 transitions. [2021-08-31 03:47:55,033 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 68 [2021-08-31 03:47:55,034 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-31 03:47:55,034 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-31 03:47:55,034 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2021-08-31 03:47:55,044 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-31 03:47:55,045 INFO L791 eck$LassoCheckResult]: Stem: 292#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(3);call write~init~int(79, #t~string11.base, #t~string11.offset, 1);call write~init~int(110, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 2 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string13.base, #t~string13.offset, 1);call write~init~int(102, #t~string13.base, 1 + #t~string13.offset, 1);call write~init~int(102, #t~string13.base, 2 + #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 3 + #t~string13.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string15.base, #t~string15.offset, 1);call write~init~int(80, #t~string15.base, 1 + #t~string15.offset, 1);call write~init~int(117, #t~string15.base, 2 + #t~string15.offset, 1);call write~init~int(109, #t~string15.base, 3 + #t~string15.offset, 1);call write~init~int(112, #t~string15.base, 4 + #t~string15.offset, 1);call write~init~int(58, #t~string15.base, 5 + #t~string15.offset, 1);call write~init~int(0, #t~string15.base, 6 + #t~string15.offset, 1);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(3);call write~init~int(41, #t~string21.base, #t~string21.offset, 1);call write~init~int(32, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 2 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string23.base, #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 1 + #t~string23.offset, 1);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(13);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string31.base, #t~string31.offset, 1);call write~init~int(77, #t~string31.base, 1 + #t~string31.offset, 1);call write~init~int(101, #t~string31.base, 2 + #t~string31.offset, 1);call write~init~int(116, #t~string31.base, 3 + #t~string31.offset, 1);call write~init~int(104, #t~string31.base, 4 + #t~string31.offset, 1);call write~init~int(58, #t~string31.base, 5 + #t~string31.offset, 1);call write~init~int(0, #t~string31.base, 6 + #t~string31.offset, 1);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string33.base, #t~string33.offset, 1);call write~init~int(82, #t~string33.base, 1 + #t~string33.offset, 1);call write~init~int(73, #t~string33.base, 2 + #t~string33.offset, 1);call write~init~int(84, #t~string33.base, 3 + #t~string33.offset, 1);call write~init~int(0, #t~string33.base, 4 + #t~string33.offset, 1);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string35.base, #t~string35.offset, 1);call write~init~int(75, #t~string35.base, 1 + #t~string35.offset, 1);call write~init~int(0, #t~string35.base, 2 + #t~string35.offset, 1);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string37.base, #t~string37.offset, 1);call write~init~int(0, #t~string37.base, 1 + #t~string37.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(30);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(9);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(21);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(30);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(9);call #t~string63.base, #t~string63.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(25);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(30);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(9);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(25);~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~methAndRunningLastTime~0 := 0; 289#L-1 havoc main_#res;havoc main_#t~ret39, main_~retValue_acc~6, main_~tmp~1;havoc main_~retValue_acc~6;havoc main_~tmp~1; 288#L350 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; 263#L358 main_#t~ret39 := valid_product_#res;main_~tmp~1 := main_#t~ret39;havoc main_#t~ret39; 264#L447 assume 0 != main_~tmp~1; 267#L422 ~methAndRunningLastTime~0 := 0; 268#L834 havoc test_#t~nondet24, test_#t~nondet25, test_#t~nondet26, test_#t~nondet27, 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; 272#L845-1 [2021-08-31 03:47:55,048 INFO L793 eck$LassoCheckResult]: Loop: 272#L845-1 assume !false; 269#L188 assume test_~splverifierCounter~0 < 4; 270#L189 test_~tmp~0 := test_#t~nondet24;havoc test_#t~nondet24; 254#L197 assume !(0 != test_~tmp~0); 256#L197-1 test_~tmp___0~0 := test_#t~nondet25;havoc test_#t~nondet25; 250#L207 assume !(0 != test_~tmp___0~0); 252#L207-1 test_~tmp___2~0 := test_#t~nondet26;havoc test_#t~nondet26; 273#L217 assume 0 != test_~tmp___2~0; 247#L223-1 assume !(0 != ~pumpRunning~0); 249#L59 assume 0 != ~systemActive~0; 287#L66 havoc __utac_acc__Specification2_spec__2_#t~ret75, __utac_acc__Specification2_spec__2_#t~ret76, __utac_acc__Specification2_spec__2_~tmp~5, __utac_acc__Specification2_spec__2_~tmp___0~1;havoc __utac_acc__Specification2_spec__2_~tmp~5;havoc __utac_acc__Specification2_spec__2_~tmp___0~1;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~2;havoc isMethaneLevelCritical_~retValue_acc~2;isMethaneLevelCritical_~retValue_acc~2 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~2; 280#L288 __utac_acc__Specification2_spec__2_#t~ret75 := isMethaneLevelCritical_#res;__utac_acc__Specification2_spec__2_~tmp~5 := __utac_acc__Specification2_spec__2_#t~ret75;havoc __utac_acc__Specification2_spec__2_#t~ret75; 281#L845 assume !(0 != __utac_acc__Specification2_spec__2_~tmp~5);~methAndRunningLastTime~0 := 0; 272#L845-1 [2021-08-31 03:47:55,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-31 03:47:55,049 INFO L82 PathProgramCache]: Analyzing trace with hash 1804904775, now seen corresponding path program 2 times [2021-08-31 03:47:55,049 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-31 03:47:55,051 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [420807254] [2021-08-31 03:47:55,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-31 03:47:55,051 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-31 03:47:55,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 03:47:55,108 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-31 03:47:55,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 03:47:55,205 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-31 03:47:55,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-31 03:47:55,211 INFO L82 PathProgramCache]: Analyzing trace with hash 10298230, now seen corresponding path program 1 times [2021-08-31 03:47:55,211 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-31 03:47:55,211 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [830090216] [2021-08-31 03:47:55,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-31 03:47:55,213 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-31 03:47:55,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 03:47:55,223 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-31 03:47:55,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 03:47:55,228 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-31 03:47:55,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-31 03:47:55,229 INFO L82 PathProgramCache]: Analyzing trace with hash 843594736, now seen corresponding path program 1 times [2021-08-31 03:47:55,229 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-31 03:47:55,229 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2026149200] [2021-08-31 03:47:55,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-31 03:47:55,229 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-31 03:47:55,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 03:47:55,257 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-31 03:47:55,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 03:47:55,304 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-31 03:48:37,154 WARN L210 SmtUtils]: Spent 41.74s on a formula simplification. DAG size of input: 495 DAG size of output: 437 [2021-08-31 03:49:20,678 WARN L210 SmtUtils]: Spent 20.61s on a formula simplification that was a NOOP. DAG size: 435 [2021-08-31 03:49:20,798 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 03:49:20,800 INFO L158 Benchmark]: Toolchain (without parser) took 88435.53ms. Allocated memory was 54.5MB in the beginning and 81.8MB in the end (delta: 27.3MB). Free memory was 30.8MB in the beginning and 44.3MB in the end (delta: -13.5MB). Peak memory consumption was 43.5MB. Max. memory is 16.1GB. [2021-08-31 03:49:20,800 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 54.5MB. Free memory was 36.9MB in the beginning and 36.9MB in the end (delta: 39.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-08-31 03:49:20,801 INFO L158 Benchmark]: CACSL2BoogieTranslator took 542.23ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 30.6MB in the beginning and 44.0MB in the end (delta: -13.3MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. [2021-08-31 03:49:20,802 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.15ms. Allocated memory is still 67.1MB. Free memory was 44.0MB in the beginning and 41.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-08-31 03:49:20,802 INFO L158 Benchmark]: Boogie Preprocessor took 54.77ms. Allocated memory is still 67.1MB. Free memory was 41.3MB in the beginning and 39.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-08-31 03:49:20,802 INFO L158 Benchmark]: RCFGBuilder took 584.36ms. Allocated memory is still 67.1MB. Free memory was 39.4MB in the beginning and 38.8MB in the end (delta: 598.8kB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. [2021-08-31 03:49:20,803 INFO L158 Benchmark]: BuchiAutomizer took 87175.72ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 38.6MB in the beginning and 44.3MB in the end (delta: -5.7MB). Peak memory consumption was 39.3MB. Max. memory is 16.1GB. [2021-08-31 03:49:20,804 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 54.5MB. Free memory was 36.9MB in the beginning and 36.9MB in the end (delta: 39.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 542.23ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 30.6MB in the beginning and 44.0MB in the end (delta: -13.3MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.15ms. Allocated memory is still 67.1MB. Free memory was 44.0MB in the beginning and 41.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.77ms. Allocated memory is still 67.1MB. Free memory was 41.3MB in the beginning and 39.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 584.36ms. Allocated memory is still 67.1MB. Free memory was 39.4MB in the beginning and 38.8MB in the end (delta: 598.8kB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. * BuchiAutomizer took 87175.72ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 38.6MB in the beginning and 44.3MB in the end (delta: -5.7MB). Peak memory consumption was 39.3MB. 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 97 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 03:49:20,844 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...