./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/loop-lit/jm2006.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 791161d1 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/loop-lit/jm2006.i -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 2e98ae6b3b72bb87faac9dbfcafb29586eefa5010eced7af70cdba4815bccd7f --- Real Ultimate output --- This is Ultimate 0.2.2-?-791161d [2022-07-23 15:09:27,574 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-23 15:09:27,582 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-23 15:09:27,620 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-23 15:09:27,624 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-23 15:09:27,625 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-23 15:09:27,626 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-23 15:09:27,627 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-23 15:09:27,628 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-23 15:09:27,629 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-23 15:09:27,629 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-23 15:09:27,630 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-23 15:09:27,632 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-23 15:09:27,634 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-23 15:09:27,635 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-23 15:09:27,637 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-23 15:09:27,638 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-23 15:09:27,641 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-23 15:09:27,643 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-23 15:09:27,644 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-23 15:09:27,648 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-23 15:09:27,650 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-23 15:09:27,650 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-23 15:09:27,651 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-23 15:09:27,651 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-23 15:09:27,653 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-23 15:09:27,656 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-23 15:09:27,657 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-23 15:09:27,657 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-23 15:09:27,658 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-23 15:09:27,659 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-23 15:09:27,659 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-23 15:09:27,660 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-23 15:09:27,661 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-23 15:09:27,661 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-23 15:09:27,662 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-23 15:09:27,662 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-23 15:09:27,663 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-23 15:09:27,663 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-23 15:09:27,663 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-23 15:09:27,664 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-23 15:09:27,664 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-23 15:09:27,666 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-07-23 15:09:27,686 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-23 15:09:27,691 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-23 15:09:27,691 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-23 15:09:27,691 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-23 15:09:27,693 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-23 15:09:27,693 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-23 15:09:27,693 INFO L138 SettingsManager]: * Use SBE=true [2022-07-23 15:09:27,693 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-07-23 15:09:27,693 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-07-23 15:09:27,694 INFO L138 SettingsManager]: * Use old map elimination=false [2022-07-23 15:09:27,694 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-07-23 15:09:27,694 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-07-23 15:09:27,694 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-07-23 15:09:27,695 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-23 15:09:27,695 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-23 15:09:27,696 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-23 15:09:27,696 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-23 15:09:27,696 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-23 15:09:27,696 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-23 15:09:27,697 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-07-23 15:09:27,697 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-07-23 15:09:27,697 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-07-23 15:09:27,697 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-23 15:09:27,697 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-23 15:09:27,697 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-07-23 15:09:27,697 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-23 15:09:27,698 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-07-23 15:09:27,698 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-23 15:09:27,698 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-23 15:09:27,698 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-23 15:09:27,698 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-23 15:09:27,699 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-07-23 15:09:27,699 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2e98ae6b3b72bb87faac9dbfcafb29586eefa5010eced7af70cdba4815bccd7f [2022-07-23 15:09:27,925 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-23 15:09:27,950 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-23 15:09:27,952 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-23 15:09:27,952 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-23 15:09:27,953 INFO L275 PluginConnector]: CDTParser initialized [2022-07-23 15:09:27,954 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-lit/jm2006.i [2022-07-23 15:09:28,021 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6bb5695c3/09863cfecb094acebfe3fe8182ad22c5/FLAG8f25ab25b [2022-07-23 15:09:28,382 INFO L306 CDTParser]: Found 1 translation units. [2022-07-23 15:09:28,382 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-lit/jm2006.i [2022-07-23 15:09:28,387 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6bb5695c3/09863cfecb094acebfe3fe8182ad22c5/FLAG8f25ab25b [2022-07-23 15:09:28,401 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6bb5695c3/09863cfecb094acebfe3fe8182ad22c5 [2022-07-23 15:09:28,403 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-23 15:09:28,405 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-23 15:09:28,407 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-23 15:09:28,407 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-23 15:09:28,409 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-23 15:09:28,410 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 03:09:28" (1/1) ... [2022-07-23 15:09:28,410 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bf35789 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:09:28, skipping insertion in model container [2022-07-23 15:09:28,410 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 03:09:28" (1/1) ... [2022-07-23 15:09:28,416 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-23 15:09:28,427 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-23 15:09:28,563 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-lit/jm2006.i[895,908] [2022-07-23 15:09:28,569 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 15:09:28,577 INFO L203 MainTranslator]: Completed pre-run [2022-07-23 15:09:28,585 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-lit/jm2006.i[895,908] [2022-07-23 15:09:28,587 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 15:09:28,596 INFO L208 MainTranslator]: Completed translation [2022-07-23 15:09:28,597 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:09:28 WrapperNode [2022-07-23 15:09:28,597 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-23 15:09:28,598 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-23 15:09:28,598 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-23 15:09:28,598 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-23 15:09:28,603 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:09:28" (1/1) ... [2022-07-23 15:09:28,608 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:09:28" (1/1) ... [2022-07-23 15:09:28,621 INFO L137 Inliner]: procedures = 16, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 40 [2022-07-23 15:09:28,621 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-23 15:09:28,622 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-23 15:09:28,622 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-23 15:09:28,622 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-23 15:09:28,628 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:09:28" (1/1) ... [2022-07-23 15:09:28,628 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:09:28" (1/1) ... [2022-07-23 15:09:28,629 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:09:28" (1/1) ... [2022-07-23 15:09:28,630 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:09:28" (1/1) ... [2022-07-23 15:09:28,633 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:09:28" (1/1) ... [2022-07-23 15:09:28,638 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:09:28" (1/1) ... [2022-07-23 15:09:28,642 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:09:28" (1/1) ... [2022-07-23 15:09:28,646 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-23 15:09:28,649 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-23 15:09:28,649 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-23 15:09:28,650 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-23 15:09:28,651 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:09:28" (1/1) ... [2022-07-23 15:09:28,656 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:09:28,664 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:09:28,717 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) [2022-07-23 15:09:28,745 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 [2022-07-23 15:09:28,757 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-23 15:09:28,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-23 15:09:28,757 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-23 15:09:28,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-23 15:09:28,803 INFO L234 CfgBuilder]: Building ICFG [2022-07-23 15:09:28,804 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-23 15:09:28,908 INFO L275 CfgBuilder]: Performing block encoding [2022-07-23 15:09:28,912 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-23 15:09:28,912 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-07-23 15:09:28,914 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 03:09:28 BoogieIcfgContainer [2022-07-23 15:09:28,914 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-23 15:09:28,915 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-07-23 15:09:28,916 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-07-23 15:09:28,918 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-07-23 15:09:28,918 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-23 15:09:28,919 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 23.07 03:09:28" (1/3) ... [2022-07-23 15:09:28,920 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3fc02b4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.07 03:09:28, skipping insertion in model container [2022-07-23 15:09:28,920 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-23 15:09:28,920 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:09:28" (2/3) ... [2022-07-23 15:09:28,920 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3fc02b4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.07 03:09:28, skipping insertion in model container [2022-07-23 15:09:28,920 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-23 15:09:28,921 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 03:09:28" (3/3) ... [2022-07-23 15:09:28,922 INFO L354 chiAutomizerObserver]: Analyzing ICFG jm2006.i [2022-07-23 15:09:28,989 INFO L255 stractBuchiCegarLoop]: Interprodecural is true [2022-07-23 15:09:29,003 INFO L256 stractBuchiCegarLoop]: Hoare is false [2022-07-23 15:09:29,003 INFO L257 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-07-23 15:09:29,004 INFO L258 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-07-23 15:09:29,007 INFO L259 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-07-23 15:09:29,007 INFO L260 stractBuchiCegarLoop]: Difference is false [2022-07-23 15:09:29,007 INFO L261 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-07-23 15:09:29,008 INFO L265 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-07-23 15:09:29,011 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.4545454545454546) internal successors, (16), 11 states have internal predecessors, (16), 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) [2022-07-23 15:09:29,034 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2022-07-23 15:09:29,035 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 15:09:29,035 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 15:09:29,039 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-07-23 15:09:29,039 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-23 15:09:29,040 INFO L287 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-07-23 15:09:29,040 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.4545454545454546) internal successors, (16), 11 states have internal predecessors, (16), 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) [2022-07-23 15:09:29,042 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2022-07-23 15:09:29,042 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 15:09:29,042 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 15:09:29,042 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-07-23 15:09:29,043 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-23 15:09:29,047 INFO L752 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(9, 2); 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~nondet2#1, main_#t~post3#1, main_#t~post4#1, main_~i~0#1, main_~j~0#1, main_~x~0#1, main_~y~0#1;havoc main_~i~0#1;havoc main_~j~0#1;main_~i~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;main_~j~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 7#L28true assume !!(main_~i~0#1 >= 0 && main_~j~0#1 >= 0);main_~x~0#1 := main_~i~0#1;main_~y~0#1 := main_~j~0#1; 10#L31-2true [2022-07-23 15:09:29,048 INFO L754 eck$LassoCheckResult]: Loop: 10#L31-2true assume !!(0 != main_~x~0#1);main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := main_#t~post3#1 - 1;havoc main_#t~post3#1;main_#t~post4#1 := main_~y~0#1;main_~y~0#1 := main_#t~post4#1 - 1;havoc main_#t~post4#1; 10#L31-2true [2022-07-23 15:09:29,061 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:09:29,062 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2022-07-23 15:09:29,067 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:09:29,068 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [673990800] [2022-07-23 15:09:29,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:09:29,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:09:29,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:09:29,133 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 15:09:29,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:09:29,162 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 15:09:29,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:09:29,165 INFO L85 PathProgramCache]: Analyzing trace with hash 47, now seen corresponding path program 1 times [2022-07-23 15:09:29,165 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:09:29,166 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1404790776] [2022-07-23 15:09:29,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:09:29,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:09:29,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:09:29,174 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 15:09:29,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:09:29,181 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 15:09:29,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:09:29,188 INFO L85 PathProgramCache]: Analyzing trace with hash 925676, now seen corresponding path program 1 times [2022-07-23 15:09:29,188 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:09:29,188 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [122729709] [2022-07-23 15:09:29,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:09:29,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:09:29,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:09:29,208 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 15:09:29,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:09:29,223 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 15:09:29,278 INFO L210 LassoAnalysis]: Preferences: [2022-07-23 15:09:29,279 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-23 15:09:29,279 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-23 15:09:29,280 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-23 15:09:29,280 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-23 15:09:29,280 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:09:29,280 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-23 15:09:29,281 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-23 15:09:29,281 INFO L133 ssoRankerPreferences]: Filename of dumped script: jm2006.i_Iteration1_Loop [2022-07-23 15:09:29,281 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-23 15:09:29,281 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-23 15:09:29,295 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:09:29,302 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:09:29,313 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:09:29,315 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:09:29,366 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-23 15:09:29,367 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-23 15:09:29,369 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:09:29,369 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:09:29,376 INFO L229 MonitoredProcess]: Starting monitored process 2 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) [2022-07-23 15:09:29,377 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-07-23 15:09:29,378 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-23 15:09:29,378 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-23 15:09:29,388 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-23 15:09:29,389 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post3#1=0} Honda state: {ULTIMATE.start_main_#t~post3#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-23 15:09:29,406 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-07-23 15:09:29,407 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:09:29,407 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:09:29,411 INFO L229 MonitoredProcess]: Starting monitored process 3 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) [2022-07-23 15:09:29,412 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-07-23 15:09:29,422 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-23 15:09:29,422 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-23 15:09:29,452 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-07-23 15:09:29,453 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:09:29,453 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:09:29,459 INFO L229 MonitoredProcess]: Starting monitored process 4 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) [2022-07-23 15:09:29,472 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-07-23 15:09:29,477 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-23 15:09:29,477 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-23 15:09:29,506 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-23 15:09:29,507 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~x~0#1=-4} Honda state: {ULTIMATE.start_main_~x~0#1=-4} Generalized eigenvectors: [{ULTIMATE.start_main_~x~0#1=0}, {ULTIMATE.start_main_~x~0#1=-1}, {ULTIMATE.start_main_~x~0#1=0}] Lambdas: [0, 1, 5] Nus: [0, 0] [2022-07-23 15:09:29,525 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2022-07-23 15:09:29,525 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:09:29,525 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:09:29,526 INFO L229 MonitoredProcess]: Starting monitored process 5 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) [2022-07-23 15:09:29,528 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-07-23 15:09:29,529 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-23 15:09:29,529 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-23 15:09:29,540 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-23 15:09:29,540 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post4#1=0} Honda state: {ULTIMATE.start_main_#t~post4#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-23 15:09:29,556 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-07-23 15:09:29,557 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:09:29,557 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:09:29,558 INFO L229 MonitoredProcess]: Starting monitored process 6 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) [2022-07-23 15:09:29,559 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-07-23 15:09:29,560 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-23 15:09:29,560 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-23 15:09:29,596 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-07-23 15:09:29,597 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:09:29,597 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:09:29,598 INFO L229 MonitoredProcess]: Starting monitored process 7 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) [2022-07-23 15:09:29,599 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-07-23 15:09:29,602 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-23 15:09:29,602 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-23 15:09:29,624 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-23 15:09:29,625 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0#1=0} Honda state: {ULTIMATE.start_main_~y~0#1=0} Generalized eigenvectors: [{ULTIMATE.start_main_~y~0#1=6}, {ULTIMATE.start_main_~y~0#1=1}, {ULTIMATE.start_main_~y~0#1=-8}] Lambdas: [1, 9, 1] Nus: [0, 1] [2022-07-23 15:09:29,641 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-07-23 15:09:29,749 INFO L210 LassoAnalysis]: Preferences: [2022-07-23 15:09:29,749 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-23 15:09:29,749 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-23 15:09:29,749 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-23 15:09:29,749 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-23 15:09:29,749 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:09:29,749 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-23 15:09:29,750 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-23 15:09:29,750 INFO L133 ssoRankerPreferences]: Filename of dumped script: jm2006.i_Iteration1_Lasso [2022-07-23 15:09:29,750 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-23 15:09:29,750 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-23 15:09:29,751 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:09:29,753 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:09:29,777 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:09:29,779 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:09:29,781 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:09:29,782 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:09:29,788 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:09:29,791 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:09:29,807 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:09:29,809 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:09:29,827 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:09:29,830 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:09:29,834 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:09:29,949 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-23 15:09:29,952 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-23 15:09:29,953 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:09:29,953 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:09:29,968 INFO L229 MonitoredProcess]: Starting monitored process 8 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) [2022-07-23 15:09:29,969 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-07-23 15:09:29,971 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:09:29,977 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:09:29,978 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:09:29,978 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:09:29,978 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:09:29,978 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:09:29,979 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 15:09:29,979 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:09:29,981 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:09:29,997 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2022-07-23 15:09:29,997 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:09:29,998 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:09:29,998 INFO L229 MonitoredProcess]: Starting monitored process 9 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) [2022-07-23 15:09:30,000 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-07-23 15:09:30,001 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:09:30,008 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:09:30,008 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:09:30,008 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:09:30,008 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:09:30,010 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 15:09:30,010 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 15:09:30,021 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:09:30,038 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-07-23 15:09:30,038 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:09:30,039 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:09:30,040 INFO L229 MonitoredProcess]: Starting monitored process 10 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) [2022-07-23 15:09:30,041 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-07-23 15:09:30,042 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:09:30,048 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:09:30,048 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:09:30,048 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:09:30,048 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:09:30,050 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 15:09:30,050 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 15:09:30,065 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:09:30,082 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-07-23 15:09:30,082 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:09:30,082 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:09:30,083 INFO L229 MonitoredProcess]: Starting monitored process 11 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) [2022-07-23 15:09:30,089 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-07-23 15:09:30,089 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:09:30,095 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:09:30,095 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:09:30,095 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:09:30,095 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:09:30,095 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:09:30,096 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 15:09:30,096 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:09:30,097 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:09:30,115 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-07-23 15:09:30,115 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:09:30,115 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:09:30,116 INFO L229 MonitoredProcess]: Starting monitored process 12 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) [2022-07-23 15:09:30,118 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-07-23 15:09:30,119 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:09:30,125 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:09:30,125 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:09:30,125 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:09:30,125 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:09:30,125 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:09:30,126 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 15:09:30,126 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:09:30,127 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:09:30,143 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-07-23 15:09:30,143 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:09:30,143 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:09:30,145 INFO L229 MonitoredProcess]: Starting monitored process 13 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) [2022-07-23 15:09:30,146 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-07-23 15:09:30,147 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:09:30,155 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:09:30,156 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:09:30,156 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:09:30,156 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:09:30,156 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:09:30,159 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 15:09:30,159 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:09:30,166 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:09:30,181 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-07-23 15:09:30,182 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:09:30,182 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:09:30,183 INFO L229 MonitoredProcess]: Starting monitored process 14 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) [2022-07-23 15:09:30,188 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-07-23 15:09:30,189 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:09:30,196 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:09:30,196 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:09:30,196 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:09:30,196 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:09:30,198 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 15:09:30,198 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 15:09:30,231 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:09:30,248 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-07-23 15:09:30,248 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:09:30,248 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:09:30,249 INFO L229 MonitoredProcess]: Starting monitored process 15 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) [2022-07-23 15:09:30,251 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-07-23 15:09:30,251 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:09:30,258 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:09:30,258 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:09:30,258 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:09:30,258 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:09:30,260 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 15:09:30,260 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 15:09:30,290 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:09:30,308 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-07-23 15:09:30,309 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:09:30,309 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:09:30,310 INFO L229 MonitoredProcess]: Starting monitored process 16 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) [2022-07-23 15:09:30,328 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:09:30,334 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:09:30,334 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:09:30,334 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:09:30,335 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:09:30,336 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 15:09:30,336 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 15:09:30,340 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-07-23 15:09:30,351 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:09:30,379 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-07-23 15:09:30,380 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:09:30,380 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:09:30,388 INFO L229 MonitoredProcess]: Starting monitored process 17 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) [2022-07-23 15:09:30,389 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-07-23 15:09:30,390 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:09:30,396 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:09:30,397 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:09:30,397 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:09:30,397 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:09:30,398 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 15:09:30,399 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 15:09:30,413 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:09:30,429 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-07-23 15:09:30,430 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:09:30,430 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:09:30,431 INFO L229 MonitoredProcess]: Starting monitored process 18 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) [2022-07-23 15:09:30,432 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-07-23 15:09:30,433 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:09:30,439 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:09:30,440 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:09:30,440 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:09:30,440 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:09:30,441 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 15:09:30,441 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 15:09:30,444 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:09:30,461 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-07-23 15:09:30,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:09:30,461 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:09:30,484 INFO L229 MonitoredProcess]: Starting monitored process 19 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) [2022-07-23 15:09:30,485 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-07-23 15:09:30,490 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:09:30,495 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:09:30,496 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:09:30,496 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:09:30,496 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:09:30,497 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 15:09:30,497 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 15:09:30,511 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:09:30,528 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-07-23 15:09:30,528 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:09:30,528 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:09:30,529 INFO L229 MonitoredProcess]: Starting monitored process 20 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) [2022-07-23 15:09:30,533 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-07-23 15:09:30,534 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:09:30,540 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:09:30,541 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:09:30,541 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:09:30,541 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:09:30,541 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:09:30,541 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 15:09:30,541 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:09:30,557 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:09:30,573 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-07-23 15:09:30,573 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:09:30,573 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:09:30,577 INFO L229 MonitoredProcess]: Starting monitored process 21 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) [2022-07-23 15:09:30,579 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-07-23 15:09:30,579 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:09:30,585 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:09:30,585 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:09:30,585 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-23 15:09:30,585 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:09:30,591 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2022-07-23 15:09:30,591 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-07-23 15:09:30,609 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-23 15:09:30,630 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2022-07-23 15:09:30,630 INFO L444 ModelExtractionUtils]: 7 out of 16 variables were initially zero. Simplification set additionally 6 variables to zero. [2022-07-23 15:09:30,631 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:09:30,631 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:09:30,633 INFO L229 MonitoredProcess]: Starting monitored process 22 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) [2022-07-23 15:09:30,634 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-07-23 15:09:30,638 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-23 15:09:30,667 INFO L438 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 4. [2022-07-23 15:09:30,667 INFO L513 LassoAnalysis]: Proved termination. [2022-07-23 15:09:30,667 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~x~0#1) = 1*ULTIMATE.start_main_~x~0#1 Supporting invariants [1*ULTIMATE.start_main_~x~0#1 >= 0] [2022-07-23 15:09:30,698 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-07-23 15:09:30,703 INFO L293 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2022-07-23 15:09:30,737 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:09:30,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:09:30,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-23 15:09:30,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 15:09:30,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:09:30,775 WARN L261 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 6 conjunts are in the unsatisfiable core [2022-07-23 15:09:30,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 15:09:30,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:09:30,804 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2022-07-23 15:09:30,805 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 12 states, 11 states have (on average 1.4545454545454546) internal successors, (16), 11 states have internal predecessors, (16), 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 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 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) [2022-07-23 15:09:30,851 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 12 states, 11 states have (on average 1.4545454545454546) internal successors, (16), 11 states have internal predecessors, (16), 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 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 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) Result 32 states and 40 transitions. Complement of second has 5 states. [2022-07-23 15:09:30,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-07-23 15:09:30,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 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) [2022-07-23 15:09:30,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 27 transitions. [2022-07-23 15:09:30,861 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 27 transitions. Stem has 3 letters. Loop has 1 letters. [2022-07-23 15:09:30,863 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-23 15:09:30,864 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 27 transitions. Stem has 4 letters. Loop has 1 letters. [2022-07-23 15:09:30,864 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-23 15:09:30,864 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 27 transitions. Stem has 3 letters. Loop has 2 letters. [2022-07-23 15:09:30,864 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-23 15:09:30,865 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 32 states and 40 transitions. [2022-07-23 15:09:30,869 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-07-23 15:09:30,870 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 32 states to 0 states and 0 transitions. [2022-07-23 15:09:30,871 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-07-23 15:09:30,871 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-07-23 15:09:30,871 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-07-23 15:09:30,871 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-23 15:09:30,871 INFO L369 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-23 15:09:30,872 INFO L392 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-23 15:09:30,872 INFO L374 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-23 15:09:30,872 INFO L287 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-07-23 15:09:30,872 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-07-23 15:09:30,872 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-07-23 15:09:30,872 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-07-23 15:09:30,879 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 23.07 03:09:30 BoogieIcfgContainer [2022-07-23 15:09:30,879 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-07-23 15:09:30,880 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-23 15:09:30,880 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-23 15:09:30,881 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-23 15:09:30,881 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 03:09:28" (3/4) ... [2022-07-23 15:09:30,883 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-07-23 15:09:30,883 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-23 15:09:30,884 INFO L158 Benchmark]: Toolchain (without parser) took 2478.84ms. Allocated memory was 86.0MB in the beginning and 123.7MB in the end (delta: 37.7MB). Free memory was 50.8MB in the beginning and 87.5MB in the end (delta: -36.6MB). Peak memory consumption was 1.6MB. Max. memory is 16.1GB. [2022-07-23 15:09:30,884 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 86.0MB. Free memory was 55.6MB in the beginning and 55.6MB in the end (delta: 28.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-23 15:09:30,887 INFO L158 Benchmark]: CACSL2BoogieTranslator took 190.51ms. Allocated memory was 86.0MB in the beginning and 123.7MB in the end (delta: 37.7MB). Free memory was 50.7MB in the beginning and 98.6MB in the end (delta: -47.9MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. [2022-07-23 15:09:30,888 INFO L158 Benchmark]: Boogie Procedure Inliner took 23.90ms. Allocated memory is still 123.7MB. Free memory was 98.6MB in the beginning and 97.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-23 15:09:30,888 INFO L158 Benchmark]: Boogie Preprocessor took 24.26ms. Allocated memory is still 123.7MB. Free memory was 97.3MB in the beginning and 96.5MB in the end (delta: 850.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-23 15:09:30,889 INFO L158 Benchmark]: RCFGBuilder took 265.58ms. Allocated memory is still 123.7MB. Free memory was 96.1MB in the beginning and 87.3MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-23 15:09:30,889 INFO L158 Benchmark]: BuchiAutomizer took 1964.12ms. Allocated memory is still 123.7MB. Free memory was 87.3MB in the beginning and 87.5MB in the end (delta: -179.7kB). Peak memory consumption was 402.3kB. Max. memory is 16.1GB. [2022-07-23 15:09:30,890 INFO L158 Benchmark]: Witness Printer took 2.65ms. Allocated memory is still 123.7MB. Free memory is still 87.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-23 15:09:30,896 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 86.0MB. Free memory was 55.6MB in the beginning and 55.6MB in the end (delta: 28.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 190.51ms. Allocated memory was 86.0MB in the beginning and 123.7MB in the end (delta: 37.7MB). Free memory was 50.7MB in the beginning and 98.6MB in the end (delta: -47.9MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 23.90ms. Allocated memory is still 123.7MB. Free memory was 98.6MB in the beginning and 97.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 24.26ms. Allocated memory is still 123.7MB. Free memory was 97.3MB in the beginning and 96.5MB in the end (delta: 850.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 265.58ms. Allocated memory is still 123.7MB. Free memory was 96.1MB in the beginning and 87.3MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 1964.12ms. Allocated memory is still 123.7MB. Free memory was 87.3MB in the beginning and 87.5MB in the end (delta: -179.7kB). Peak memory consumption was 402.3kB. Max. memory is 16.1GB. * Witness Printer took 2.65ms. Allocated memory is still 123.7MB. Free memory is still 87.5MB. There was no memory consumed. 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 (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function x and consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 1.9s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.6s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 14 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 14 mSDsluCounter, 22 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 8 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 14 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital46 mio100 ax100 hnf100 lsp45 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq186 hnf94 smp100 dnf150 smp100 tf103 neg94 sie111 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 93ms VariablesStem: 2 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 16 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 2 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-07-23 15:09:30,920 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-07-23 15:09:31,147 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE