./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/loops/terminator_01.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 20ed64ec 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/loops/terminator_01.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 5a96d8f7116f07c51cbc3e08fb353595839e97bf ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-20ed64e [2021-08-27 15:18:46,668 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-27 15:18:46,670 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-27 15:18:46,700 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-27 15:18:46,700 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-27 15:18:46,703 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-27 15:18:46,704 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-27 15:18:46,708 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-27 15:18:46,709 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-27 15:18:46,713 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-27 15:18:46,713 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-27 15:18:46,724 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-27 15:18:46,724 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-27 15:18:46,726 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-27 15:18:46,727 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-27 15:18:46,730 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-27 15:18:46,730 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-27 15:18:46,731 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-27 15:18:46,733 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-27 15:18:46,737 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-27 15:18:46,738 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-27 15:18:46,739 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-27 15:18:46,741 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-27 15:18:46,741 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-27 15:18:46,746 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-27 15:18:46,746 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-27 15:18:46,746 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-27 15:18:46,748 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-27 15:18:46,748 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-27 15:18:46,749 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-27 15:18:46,749 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-27 15:18:46,749 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-27 15:18:46,750 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-27 15:18:46,751 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-27 15:18:46,752 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-27 15:18:46,752 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-27 15:18:46,753 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-27 15:18:46,753 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-27 15:18:46,753 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-27 15:18:46,754 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-27 15:18:46,755 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-27 15:18:46,755 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-08-27 15:18:46,784 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-27 15:18:46,785 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-27 15:18:46,785 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-27 15:18:46,786 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-27 15:18:46,787 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-27 15:18:46,787 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-27 15:18:46,787 INFO L138 SettingsManager]: * Use SBE=true [2021-08-27 15:18:46,788 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-08-27 15:18:46,788 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-08-27 15:18:46,788 INFO L138 SettingsManager]: * Use old map elimination=false [2021-08-27 15:18:46,789 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-08-27 15:18:46,789 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-08-27 15:18:46,789 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-08-27 15:18:46,789 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-27 15:18:46,789 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-27 15:18:46,790 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-08-27 15:18:46,790 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-27 15:18:46,790 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-27 15:18:46,790 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-27 15:18:46,790 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-08-27 15:18:46,790 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-08-27 15:18:46,791 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-08-27 15:18:46,791 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-27 15:18:46,791 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-27 15:18:46,791 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-08-27 15:18:46,791 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-27 15:18:46,791 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-08-27 15:18:46,792 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-27 15:18:46,792 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-27 15:18:46,792 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-27 15:18:46,792 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-27 15:18:46,792 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-27 15:18:46,793 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-08-27 15:18:46,794 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5a96d8f7116f07c51cbc3e08fb353595839e97bf [2021-08-27 15:18:47,037 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-27 15:18:47,059 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-27 15:18:47,061 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-27 15:18:47,062 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-27 15:18:47,063 INFO L275 PluginConnector]: CDTParser initialized [2021-08-27 15:18:47,063 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops/terminator_01.c [2021-08-27 15:18:47,101 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8611b9db/4749cf1b6369440d88e24593c268d752/FLAGd019cbe1d [2021-08-27 15:18:47,402 INFO L306 CDTParser]: Found 1 translation units. [2021-08-27 15:18:47,403 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/terminator_01.c [2021-08-27 15:18:47,407 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8611b9db/4749cf1b6369440d88e24593c268d752/FLAGd019cbe1d [2021-08-27 15:18:47,839 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8611b9db/4749cf1b6369440d88e24593c268d752 [2021-08-27 15:18:47,841 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-27 15:18:47,842 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-27 15:18:47,845 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-27 15:18:47,845 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-27 15:18:47,847 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-27 15:18:47,848 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 03:18:47" (1/1) ... [2021-08-27 15:18:47,848 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cebb9fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 03:18:47, skipping insertion in model container [2021-08-27 15:18:47,849 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 03:18:47" (1/1) ... [2021-08-27 15:18:47,852 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-27 15:18:47,861 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-27 15:18:47,944 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/loops/terminator_01.c[325,338] [2021-08-27 15:18:47,952 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-27 15:18:47,957 INFO L203 MainTranslator]: Completed pre-run [2021-08-27 15:18:47,965 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/loops/terminator_01.c[325,338] [2021-08-27 15:18:47,968 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-27 15:18:47,977 INFO L208 MainTranslator]: Completed translation [2021-08-27 15:18:47,978 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 03:18:47 WrapperNode [2021-08-27 15:18:47,978 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-27 15:18:47,979 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-27 15:18:47,979 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-27 15:18:47,979 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-27 15:18:47,983 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 03:18:47" (1/1) ... [2021-08-27 15:18:47,988 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 03:18:47" (1/1) ... [2021-08-27 15:18:48,002 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-27 15:18:48,003 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-27 15:18:48,003 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-27 15:18:48,012 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-27 15:18:48,017 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 03:18:47" (1/1) ... [2021-08-27 15:18:48,017 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 03:18:47" (1/1) ... [2021-08-27 15:18:48,026 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 03:18:47" (1/1) ... [2021-08-27 15:18:48,026 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 03:18:47" (1/1) ... [2021-08-27 15:18:48,034 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 03:18:47" (1/1) ... [2021-08-27 15:18:48,037 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 03:18:47" (1/1) ... [2021-08-27 15:18:48,040 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 03:18:47" (1/1) ... [2021-08-27 15:18:48,043 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-27 15:18:48,045 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-27 15:18:48,045 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-27 15:18:48,045 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-27 15:18:48,046 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 03:18:47" (1/1) ... [2021-08-27 15:18:48,051 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:18:48,056 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:18:48,071 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) [2021-08-27 15:18:48,089 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 [2021-08-27 15:18:48,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-27 15:18:48,113 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-27 15:18:48,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-08-27 15:18:48,113 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-27 15:18:48,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-27 15:18:48,114 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-08-27 15:18:48,114 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-08-27 15:18:48,292 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-27 15:18:48,293 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-08-27 15:18:48,294 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 03:18:48 BoogieIcfgContainer [2021-08-27 15:18:48,294 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-27 15:18:48,294 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-08-27 15:18:48,294 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-08-27 15:18:48,296 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-08-27 15:18:48,297 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-27 15:18:48,297 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 27.08 03:18:47" (1/3) ... [2021-08-27 15:18:48,297 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@17e95a16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 27.08 03:18:48, skipping insertion in model container [2021-08-27 15:18:48,297 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-27 15:18:48,297 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 03:18:47" (2/3) ... [2021-08-27 15:18:48,298 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@17e95a16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 27.08 03:18:48, skipping insertion in model container [2021-08-27 15:18:48,298 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-27 15:18:48,298 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 03:18:48" (3/3) ... [2021-08-27 15:18:48,299 INFO L389 chiAutomizerObserver]: Analyzing ICFG terminator_01.c [2021-08-27 15:18:48,326 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-08-27 15:18:48,327 INFO L360 BuchiCegarLoop]: Hoare is false [2021-08-27 15:18:48,327 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-08-27 15:18:48,327 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-08-27 15:18:48,327 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-08-27 15:18:48,327 INFO L364 BuchiCegarLoop]: Difference is false [2021-08-27 15:18:48,327 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-08-27 15:18:48,327 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-08-27 15:18:48,335 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 11 states, 10 states have (on average 1.3) internal successors, (13), 10 states have internal predecessors, (13), 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) [2021-08-27 15:18:48,362 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-08-27 15:18:48,363 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-27 15:18:48,363 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-27 15:18:48,366 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-08-27 15:18:48,366 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-08-27 15:18:48,366 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-08-27 15:18:48,366 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 11 states, 10 states have (on average 1.3) internal successors, (13), 10 states have internal predecessors, (13), 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) [2021-08-27 15:18:48,367 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-08-27 15:18:48,367 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-27 15:18:48,367 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-27 15:18:48,368 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-08-27 15:18:48,368 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-08-27 15:18:48,376 INFO L791 eck$LassoCheckResult]: Stem: 4#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(16);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12); 11#L-1true havoc main_#res;havoc main_#t~nondet7, main_#t~mem9, main_#t~post10, main_#t~mem8, main_~#x~0.base, main_~#x~0.offset, main_~p~0.base, main_~p~0.offset;call main_~#x~0.base, main_~#x~0.offset := #Ultimate.allocOnStack(4);call write~init~int(main_#t~nondet7, main_~#x~0.base, main_~#x~0.offset, 4);havoc main_#t~nondet7;main_~p~0.base, main_~p~0.offset := main_~#x~0.base, main_~#x~0.offset; 8#L18-3true [2021-08-27 15:18:48,376 INFO L793 eck$LassoCheckResult]: Loop: 8#L18-3true call main_#t~mem8 := read~int(main_~#x~0.base, main_~#x~0.offset, 4); 5#L18-1true assume !!(main_#t~mem8 < 100);havoc main_#t~mem8;call main_#t~mem9 := read~int(main_~p~0.base, main_~p~0.offset, 4);main_#t~post10 := main_#t~mem9;call write~int(1 + main_#t~post10, main_~p~0.base, main_~p~0.offset, 4);havoc main_#t~mem9;havoc main_#t~post10; 8#L18-3true [2021-08-27 15:18:48,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 15:18:48,381 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2021-08-27 15:18:48,388 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 15:18:48,388 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [972988606] [2021-08-27 15:18:48,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 15:18:48,389 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 15:18:48,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 15:18:48,465 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 15:18:48,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 15:18:48,508 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 15:18:48,517 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 15:18:48,517 INFO L82 PathProgramCache]: Analyzing trace with hash 1190, now seen corresponding path program 1 times [2021-08-27 15:18:48,518 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 15:18:48,518 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1564916138] [2021-08-27 15:18:48,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 15:18:48,519 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 15:18:48,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 15:18:48,531 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 15:18:48,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 15:18:48,544 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 15:18:48,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 15:18:48,545 INFO L82 PathProgramCache]: Analyzing trace with hash 925672, now seen corresponding path program 1 times [2021-08-27 15:18:48,545 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 15:18:48,545 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2014546576] [2021-08-27 15:18:48,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 15:18:48,546 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 15:18:48,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 15:18:48,562 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 15:18:48,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 15:18:48,587 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 15:18:49,231 INFO L210 LassoAnalysis]: Preferences: [2021-08-27 15:18:49,232 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-08-27 15:18:49,232 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-08-27 15:18:49,232 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-08-27 15:18:49,232 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-08-27 15:18:49,232 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:18:49,232 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-08-27 15:18:49,233 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-08-27 15:18:49,233 INFO L133 ssoRankerPreferences]: Filename of dumped script: terminator_01.c_Iteration1_Lasso [2021-08-27 15:18:49,233 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-08-27 15:18:49,233 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-08-27 15:18:49,248 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:18:49,255 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:18:49,259 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:18:49,262 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:18:49,266 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:18:49,269 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:18:49,608 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:18:49,611 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:18:49,613 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:18:49,619 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:18:49,922 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-08-27 15:18:49,925 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-08-27 15:18:49,926 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:18:49,926 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:18:49,934 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) [2021-08-27 15:18:49,935 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 [2021-08-27 15:18:49,937 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 [2021-08-27 15:18:49,945 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 15:18:49,946 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 15:18:49,946 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 15:18:49,946 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 15:18:49,949 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 15:18:49,949 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 15:18:49,957 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 15:18:49,977 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2021-08-27 15:18:49,978 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:18:49,978 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:18:49,979 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) [2021-08-27 15:18:49,980 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 [2021-08-27 15:18:49,981 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 [2021-08-27 15:18:49,988 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 15:18:49,989 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 15:18:49,989 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 15:18:49,989 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 15:18:49,989 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 15:18:49,991 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 15:18:49,991 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 15:18:49,992 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 15:18:50,008 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 [2021-08-27 15:18:50,008 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:18:50,008 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:18:50,009 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) [2021-08-27 15:18:50,010 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 [2021-08-27 15:18:50,011 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 [2021-08-27 15:18:50,017 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 15:18:50,018 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 15:18:50,018 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 15:18:50,018 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 15:18:50,018 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 15:18:50,021 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 15:18:50,021 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 15:18:50,028 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 15:18:50,045 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-08-27 15:18:50,046 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:18:50,046 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:18:50,047 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) [2021-08-27 15:18:50,047 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 [2021-08-27 15:18:50,049 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 [2021-08-27 15:18:50,055 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 15:18:50,055 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 15:18:50,055 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 15:18:50,055 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 15:18:50,057 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 15:18:50,057 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 15:18:50,072 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 15:18:50,090 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 [2021-08-27 15:18:50,090 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:18:50,090 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:18:50,091 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) [2021-08-27 15:18:50,092 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 [2021-08-27 15:18:50,093 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 [2021-08-27 15:18:50,100 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 15:18:50,100 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 15:18:50,100 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 15:18:50,100 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 15:18:50,100 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 15:18:50,101 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 15:18:50,101 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 15:18:50,104 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 15:18:50,122 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 [2021-08-27 15:18:50,122 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:18:50,122 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:18:50,123 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) [2021-08-27 15:18:50,124 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 [2021-08-27 15:18:50,125 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 [2021-08-27 15:18:50,131 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 15:18:50,131 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 15:18:50,131 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 15:18:50,131 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 15:18:50,135 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 15:18:50,135 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 15:18:50,148 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 15:18:50,163 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 [2021-08-27 15:18:50,164 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:18:50,164 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:18:50,164 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) [2021-08-27 15:18:50,166 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 [2021-08-27 15:18:50,167 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 [2021-08-27 15:18:50,173 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 15:18:50,173 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 15:18:50,173 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 15:18:50,173 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 15:18:50,176 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 15:18:50,176 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 15:18:50,184 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 15:18:50,199 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-08-27 15:18:50,200 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:18:50,200 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:18:50,200 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) [2021-08-27 15:18:50,201 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 [2021-08-27 15:18:50,202 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 [2021-08-27 15:18:50,208 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 15:18:50,208 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 15:18:50,208 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 15:18:50,208 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 15:18:50,210 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 15:18:50,210 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 15:18:50,225 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 15:18:50,240 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 [2021-08-27 15:18:50,241 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:18:50,241 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:18:50,242 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) [2021-08-27 15:18:50,242 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 [2021-08-27 15:18:50,244 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 [2021-08-27 15:18:50,250 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 15:18:50,250 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 15:18:50,250 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 15:18:50,251 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 15:18:50,256 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 15:18:50,256 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 15:18:50,264 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 15:18:50,281 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 [2021-08-27 15:18:50,282 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:18:50,282 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:18:50,282 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) [2021-08-27 15:18:50,283 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 [2021-08-27 15:18:50,284 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 [2021-08-27 15:18:50,290 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 15:18:50,291 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 15:18:50,291 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 15:18:50,291 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 15:18:50,292 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 15:18:50,292 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 15:18:50,321 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 15:18:50,337 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 [2021-08-27 15:18:50,337 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:18:50,337 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:18:50,342 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) [2021-08-27 15:18:50,342 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 [2021-08-27 15:18:50,344 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 [2021-08-27 15:18:50,351 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 15:18:50,351 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 15:18:50,351 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 15:18:50,351 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 15:18:50,355 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 15:18:50,355 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 15:18:50,371 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 15:18:50,391 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 [2021-08-27 15:18:50,391 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:18:50,391 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:18:50,392 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) [2021-08-27 15:18:50,400 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 [2021-08-27 15:18:50,401 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 [2021-08-27 15:18:50,408 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 15:18:50,408 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 15:18:50,408 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 15:18:50,408 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 15:18:50,410 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 15:18:50,410 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 15:18:50,432 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 15:18:50,448 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 [2021-08-27 15:18:50,449 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:18:50,449 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:18:50,449 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) [2021-08-27 15:18:50,450 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 [2021-08-27 15:18:50,452 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 [2021-08-27 15:18:50,458 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 15:18:50,459 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 15:18:50,459 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 15:18:50,459 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 15:18:50,460 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 15:18:50,461 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 15:18:50,475 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 15:18:50,491 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 [2021-08-27 15:18:50,491 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:18:50,491 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:18:50,492 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) [2021-08-27 15:18:50,493 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 [2021-08-27 15:18:50,494 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 [2021-08-27 15:18:50,500 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 15:18:50,500 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 15:18:50,500 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 15:18:50,500 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 15:18:50,502 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 15:18:50,502 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 15:18:50,504 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 15:18:50,519 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 [2021-08-27 15:18:50,519 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:18:50,519 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:18:50,523 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) [2021-08-27 15:18:50,524 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 [2021-08-27 15:18:50,525 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 [2021-08-27 15:18:50,531 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 15:18:50,532 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 15:18:50,532 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 15:18:50,532 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 15:18:50,533 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 15:18:50,533 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 15:18:50,548 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 15:18:50,564 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 [2021-08-27 15:18:50,564 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:18:50,565 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:18:50,565 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) [2021-08-27 15:18:50,566 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 [2021-08-27 15:18:50,567 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 [2021-08-27 15:18:50,574 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 15:18:50,574 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 15:18:50,574 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 15:18:50,574 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 15:18:50,577 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 15:18:50,577 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 15:18:50,579 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 15:18:50,594 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 [2021-08-27 15:18:50,595 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:18:50,595 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:18:50,595 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) [2021-08-27 15:18:50,596 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 [2021-08-27 15:18:50,597 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 [2021-08-27 15:18:50,603 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 15:18:50,603 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 15:18:50,603 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 15:18:50,603 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 15:18:50,607 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 15:18:50,607 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 15:18:50,622 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-08-27 15:18:50,631 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2021-08-27 15:18:50,631 INFO L444 ModelExtractionUtils]: 2 out of 10 variables were initially zero. Simplification set additionally 5 variables to zero. [2021-08-27 15:18:50,632 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:18:50,632 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:18:50,633 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) [2021-08-27 15:18:50,634 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 [2021-08-27 15:18:50,635 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-08-27 15:18:50,653 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-08-27 15:18:50,654 INFO L513 LassoAnalysis]: Proved termination. [2021-08-27 15:18:50,654 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_main_~#x~0.base) ULTIMATE.start_main_~#x~0.offset)_1) = -2*v_rep(select (select #memory_int ULTIMATE.start_main_~#x~0.base) ULTIMATE.start_main_~#x~0.offset)_1 + 199 Supporting invariants [] [2021-08-27 15:18:50,684 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 [2021-08-27 15:18:50,721 INFO L297 tatePredicateManager]: 19 out of 21 supporting invariants were superfluous and have been removed [2021-08-27 15:18:50,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 15:18:50,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 15:18:50,783 INFO L263 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 8 conjunts are in the unsatisfiable core [2021-08-27 15:18:50,784 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 15:18:50,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 15:18:50,810 WARN L261 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 9 conjunts are in the unsatisfiable core [2021-08-27 15:18:50,810 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 15:18:50,845 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 [2021-08-27 15:18:50,878 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-27 15:18:50,886 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-08-27 15:18:50,887 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 11 states, 10 states have (on average 1.3) internal successors, (13), 10 states have internal predecessors, (13), 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 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 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) [2021-08-27 15:18:50,953 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 11 states, 10 states have (on average 1.3) internal successors, (13), 10 states have internal predecessors, (13), 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 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 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 24 states and 28 transitions. Complement of second has 8 states. [2021-08-27 15:18:50,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-08-27 15:18:50,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 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) [2021-08-27 15:18:50,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 17 transitions. [2021-08-27 15:18:50,956 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 17 transitions. Stem has 2 letters. Loop has 2 letters. [2021-08-27 15:18:50,956 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-27 15:18:50,957 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 17 transitions. Stem has 4 letters. Loop has 2 letters. [2021-08-27 15:18:50,957 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-27 15:18:50,957 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 17 transitions. Stem has 2 letters. Loop has 4 letters. [2021-08-27 15:18:50,957 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-27 15:18:50,957 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24 states and 28 transitions. [2021-08-27 15:18:50,961 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-08-27 15:18:50,962 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24 states to 0 states and 0 transitions. [2021-08-27 15:18:50,963 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-08-27 15:18:50,963 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-08-27 15:18:50,963 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-08-27 15:18:50,963 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-27 15:18:50,964 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-27 15:18:50,964 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-27 15:18:50,964 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-27 15:18:50,964 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-08-27 15:18:50,965 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-08-27 15:18:50,965 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-08-27 15:18:50,965 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-08-27 15:18:50,968 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 27.08 03:18:50 BoogieIcfgContainer [2021-08-27 15:18:50,968 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-08-27 15:18:50,969 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-08-27 15:18:50,969 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-08-27 15:18:50,969 INFO L275 PluginConnector]: Witness Printer initialized [2021-08-27 15:18:50,970 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 03:18:48" (3/4) ... [2021-08-27 15:18:50,972 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-08-27 15:18:50,972 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-08-27 15:18:50,977 INFO L168 Benchmark]: Toolchain (without parser) took 3130.94 ms. Allocated memory was 54.5 MB in the beginning and 81.8 MB in the end (delta: 27.3 MB). Free memory was 32.3 MB in the beginning and 46.9 MB in the end (delta: -14.7 MB). Peak memory consumption was 13.4 MB. Max. memory is 16.1 GB. [2021-08-27 15:18:50,977 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 54.5 MB. Free memory was 36.0 MB in the beginning and 36.0 MB in the end (delta: 37.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-27 15:18:50,978 INFO L168 Benchmark]: CACSL2BoogieTranslator took 133.66 ms. Allocated memory is still 54.5 MB. Free memory was 32.1 MB in the beginning and 34.4 MB in the end (delta: -2.3 MB). Peak memory consumption was 5.2 MB. Max. memory is 16.1 GB. [2021-08-27 15:18:50,979 INFO L168 Benchmark]: Boogie Procedure Inliner took 23.81 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 34.4 MB in the beginning and 51.3 MB in the end (delta: -16.8 MB). Peak memory consumption was 2.2 MB. Max. memory is 16.1 GB. [2021-08-27 15:18:50,979 INFO L168 Benchmark]: Boogie Preprocessor took 41.23 ms. Allocated memory is still 67.1 MB. Free memory was 51.3 MB in the beginning and 50.1 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-08-27 15:18:50,981 INFO L168 Benchmark]: RCFGBuilder took 248.91 ms. Allocated memory is still 67.1 MB. Free memory was 50.1 MB in the beginning and 38.0 MB in the end (delta: 12.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-08-27 15:18:50,982 INFO L168 Benchmark]: BuchiAutomizer took 2674.19 ms. Allocated memory was 67.1 MB in the beginning and 81.8 MB in the end (delta: 14.7 MB). Free memory was 38.0 MB in the beginning and 47.6 MB in the end (delta: -9.5 MB). Peak memory consumption was 8.1 MB. Max. memory is 16.1 GB. [2021-08-27 15:18:50,983 INFO L168 Benchmark]: Witness Printer took 3.23 ms. Allocated memory is still 81.8 MB. Free memory was 47.6 MB in the beginning and 46.9 MB in the end (delta: 631.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-27 15:18:50,988 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 54.5 MB. Free memory was 36.0 MB in the beginning and 36.0 MB in the end (delta: 37.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 133.66 ms. Allocated memory is still 54.5 MB. Free memory was 32.1 MB in the beginning and 34.4 MB in the end (delta: -2.3 MB). Peak memory consumption was 5.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 23.81 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 34.4 MB in the beginning and 51.3 MB in the end (delta: -16.8 MB). Peak memory consumption was 2.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 41.23 ms. Allocated memory is still 67.1 MB. Free memory was 51.3 MB in the beginning and 50.1 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 248.91 ms. Allocated memory is still 67.1 MB. Free memory was 50.1 MB in the beginning and 38.0 MB in the end (delta: 12.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 2674.19 ms. Allocated memory was 67.1 MB in the beginning and 81.8 MB in the end (delta: 14.7 MB). Free memory was 38.0 MB in the beginning and 47.6 MB in the end (delta: -9.5 MB). Peak memory consumption was 8.1 MB. Max. memory is 16.1 GB. * Witness Printer took 3.23 ms. Allocated memory is still 81.8 MB. Free memory was 47.6 MB in the beginning and 46.9 MB in the end (delta: 631.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * 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 -2 * unknown-#memory_int-unknown[x][x] + 199 and consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.6s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 2.3s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. 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 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 5 SDtfs, 5 SDslu, 6 SDs, 0 SdLazy, 9 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 12.0ms Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital194 mio100 ax100 hnf100 lsp93 ukn64 mio100 lsp29 div100 bol100 ite100 ukn100 eq194 hnf87 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 31ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-08-27 15:18:51,017 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...