./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c --full-output -ea --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 03d7b7b3 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -ea -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/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-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 64bit --witnessprinter.graph.data.programhash c60ed4386f3e9dfc23f4a7e8bce2e4e63a0ed4f2dd3fba97236df028c39e6948 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-03d7b7b [2022-02-21 03:24:58,713 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-21 03:24:58,716 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-21 03:24:58,739 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-21 03:24:58,740 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-21 03:24:58,740 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-21 03:24:58,741 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-21 03:24:58,742 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-21 03:24:58,743 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-21 03:24:58,744 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-21 03:24:58,744 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-21 03:24:58,745 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-21 03:24:58,745 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-21 03:24:58,746 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-21 03:24:58,746 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-21 03:24:58,747 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-21 03:24:58,747 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-21 03:24:58,748 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-21 03:24:58,749 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-21 03:24:58,750 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-21 03:24:58,751 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-21 03:24:58,764 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-21 03:24:58,765 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-21 03:24:58,765 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-21 03:24:58,767 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-21 03:24:58,767 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-21 03:24:58,768 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-21 03:24:58,768 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-21 03:24:58,768 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-21 03:24:58,769 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-21 03:24:58,769 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-21 03:24:58,770 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-21 03:24:58,770 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-21 03:24:58,771 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-21 03:24:58,771 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-21 03:24:58,772 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-21 03:24:58,772 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-21 03:24:58,772 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-21 03:24:58,772 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-21 03:24:58,773 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-21 03:24:58,773 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-21 03:24:58,774 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2022-02-21 03:24:58,793 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-21 03:24:58,794 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-21 03:24:58,794 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-21 03:24:58,794 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-21 03:24:58,796 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-21 03:24:58,796 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-21 03:24:58,796 INFO L138 SettingsManager]: * Use SBE=true [2022-02-21 03:24:58,796 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-02-21 03:24:58,796 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-02-21 03:24:58,797 INFO L138 SettingsManager]: * Use old map elimination=false [2022-02-21 03:24:58,797 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-02-21 03:24:58,797 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-02-21 03:24:58,798 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-02-21 03:24:58,798 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-21 03:24:58,798 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-02-21 03:24:58,798 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-21 03:24:58,798 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-21 03:24:58,798 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-02-21 03:24:58,799 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-02-21 03:24:58,799 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-02-21 03:24:58,799 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-21 03:24:58,799 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-02-21 03:24:58,799 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-21 03:24:58,799 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-02-21 03:24:58,800 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-21 03:24:58,800 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-21 03:24:58,800 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-21 03:24:58,800 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-21 03:24:58,801 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-02-21 03:24:58,801 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c60ed4386f3e9dfc23f4a7e8bce2e4e63a0ed4f2dd3fba97236df028c39e6948 [2022-02-21 03:24:59,027 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-21 03:24:59,053 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-21 03:24:59,055 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-21 03:24:59,057 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-21 03:24:59,057 INFO L275 PluginConnector]: CDTParser initialized [2022-02-21 03:24:59,058 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c [2022-02-21 03:24:59,126 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0001157ef/c02469fcb80e4a6c976a498e3e79eaf3/FLAGf3e8c5e42 [2022-02-21 03:24:59,488 INFO L306 CDTParser]: Found 1 translation units. [2022-02-21 03:24:59,489 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c [2022-02-21 03:24:59,497 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0001157ef/c02469fcb80e4a6c976a498e3e79eaf3/FLAGf3e8c5e42 [2022-02-21 03:24:59,917 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0001157ef/c02469fcb80e4a6c976a498e3e79eaf3 [2022-02-21 03:24:59,919 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-21 03:24:59,920 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-21 03:24:59,921 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-21 03:24:59,921 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-21 03:24:59,925 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-21 03:24:59,926 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.02 03:24:59" (1/1) ... [2022-02-21 03:24:59,927 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62e5d0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:24:59, skipping insertion in model container [2022-02-21 03:24:59,928 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.02 03:24:59" (1/1) ... [2022-02-21 03:24:59,932 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-21 03:24:59,940 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-21 03:25:00,044 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-21 03:25:00,047 INFO L203 MainTranslator]: Completed pre-run [2022-02-21 03:25:00,054 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-21 03:25:00,062 INFO L208 MainTranslator]: Completed translation [2022-02-21 03:25:00,063 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:25:00 WrapperNode [2022-02-21 03:25:00,063 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-21 03:25:00,064 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-21 03:25:00,064 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-21 03:25:00,064 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-21 03:25:00,068 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:25:00" (1/1) ... [2022-02-21 03:25:00,071 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:25:00" (1/1) ... [2022-02-21 03:25:00,081 INFO L137 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 13 [2022-02-21 03:25:00,081 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-21 03:25:00,082 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-21 03:25:00,082 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-21 03:25:00,082 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-21 03:25:00,087 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:25:00" (1/1) ... [2022-02-21 03:25:00,087 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:25:00" (1/1) ... [2022-02-21 03:25:00,088 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:25:00" (1/1) ... [2022-02-21 03:25:00,088 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:25:00" (1/1) ... [2022-02-21 03:25:00,089 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:25:00" (1/1) ... [2022-02-21 03:25:00,092 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:25:00" (1/1) ... [2022-02-21 03:25:00,092 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:25:00" (1/1) ... [2022-02-21 03:25:00,093 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-21 03:25:00,093 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-21 03:25:00,093 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-21 03:25:00,093 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-21 03:25:00,094 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:25:00" (1/1) ... [2022-02-21 03:25:00,098 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:25:00,108 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:25:00,117 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) [2022-02-21 03:25:00,122 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 [2022-02-21 03:25:00,143 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-21 03:25:00,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-21 03:25:00,174 INFO L234 CfgBuilder]: Building ICFG [2022-02-21 03:25:00,175 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-21 03:25:00,244 INFO L275 CfgBuilder]: Performing block encoding [2022-02-21 03:25:00,249 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-21 03:25:00,249 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-02-21 03:25:00,250 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.02 03:25:00 BoogieIcfgContainer [2022-02-21 03:25:00,250 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-21 03:25:00,251 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-02-21 03:25:00,251 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-02-21 03:25:00,253 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-02-21 03:25:00,254 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-02-21 03:25:00,254 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 21.02 03:24:59" (1/3) ... [2022-02-21 03:25:00,255 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5e7ee121 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.02 03:25:00, skipping insertion in model container [2022-02-21 03:25:00,255 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-02-21 03:25:00,255 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:25:00" (2/3) ... [2022-02-21 03:25:00,255 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5e7ee121 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.02 03:25:00, skipping insertion in model container [2022-02-21 03:25:00,255 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-02-21 03:25:00,255 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.02 03:25:00" (3/3) ... [2022-02-21 03:25:00,256 INFO L388 chiAutomizerObserver]: Analyzing ICFG HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c [2022-02-21 03:25:00,284 INFO L359 BuchiCegarLoop]: Interprodecural is true [2022-02-21 03:25:00,284 INFO L360 BuchiCegarLoop]: Hoare is false [2022-02-21 03:25:00,284 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-02-21 03:25:00,284 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-02-21 03:25:00,284 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-02-21 03:25:00,285 INFO L364 BuchiCegarLoop]: Difference is false [2022-02-21 03:25:00,285 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-02-21 03:25:00,285 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2022-02-21 03:25:00,294 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 7 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 6 states have internal predecessors, (8), 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) [2022-02-21 03:25:00,305 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2022-02-21 03:25:00,306 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-02-21 03:25:00,306 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-02-21 03:25:00,309 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2022-02-21 03:25:00,309 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2022-02-21 03:25:00,309 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2022-02-21 03:25:00,310 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 7 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 6 states have internal predecessors, (8), 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) [2022-02-21 03:25:00,311 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2022-02-21 03:25:00,311 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-02-21 03:25:00,311 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-02-21 03:25:00,311 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2022-02-21 03:25:00,311 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2022-02-21 03:25:00,316 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 6#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~x~0#1, main_~y~0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 2; 7#L14-2true [2022-02-21 03:25:00,316 INFO L793 eck$LassoCheckResult]: Loop: 7#L14-2true assume !!(main_~x~0#1 >= 0);main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~y~0#1 := (if 1 + main_~y~0#1 < 0 && 0 != (1 + main_~y~0#1) % 2 then 1 + (1 + main_~y~0#1) / 2 else (1 + main_~y~0#1) / 2); 7#L14-2true [2022-02-21 03:25:00,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 03:25:00,320 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2022-02-21 03:25:00,326 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 03:25:00,327 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1105556913] [2022-02-21 03:25:00,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 03:25:00,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 03:25:00,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 03:25:00,380 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-21 03:25:00,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 03:25:00,399 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-21 03:25:00,402 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 03:25:00,403 INFO L85 PathProgramCache]: Analyzing trace with hash 42, now seen corresponding path program 1 times [2022-02-21 03:25:00,403 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 03:25:00,404 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [983712890] [2022-02-21 03:25:00,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 03:25:00,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 03:25:00,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 03:25:00,439 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-21 03:25:00,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 03:25:00,457 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-21 03:25:00,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 03:25:00,459 INFO L85 PathProgramCache]: Analyzing trace with hash 29864, now seen corresponding path program 1 times [2022-02-21 03:25:00,460 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 03:25:00,460 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [766383496] [2022-02-21 03:25:00,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 03:25:00,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 03:25:00,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 03:25:00,489 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-21 03:25:00,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 03:25:00,496 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-21 03:25:00,639 INFO L210 LassoAnalysis]: Preferences: [2022-02-21 03:25:00,640 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-02-21 03:25:00,640 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-02-21 03:25:00,640 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-02-21 03:25:00,640 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-02-21 03:25:00,641 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:25:00,641 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-02-21 03:25:00,641 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-02-21 03:25:00,641 INFO L133 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c_Iteration1_Lasso [2022-02-21 03:25:00,641 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-02-21 03:25:00,641 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-02-21 03:25:00,653 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:25:00,732 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:25:00,749 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:25:01,089 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-02-21 03:25:01,089 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-02-21 03:25:01,091 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:25:01,091 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:25:01,092 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) [2022-02-21 03:25:01,108 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 [2022-02-21 03:25:01,109 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-02-21 03:25:01,109 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-02-21 03:25:01,146 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 [2022-02-21 03:25:01,146 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:25:01,146 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:25:01,148 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) [2022-02-21 03:25:01,154 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-02-21 03:25:01,154 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-02-21 03:25:01,160 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 [2022-02-21 03:25:01,257 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-02-21 03:25:01,261 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 [2022-02-21 03:25:01,262 INFO L210 LassoAnalysis]: Preferences: [2022-02-21 03:25:01,262 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-02-21 03:25:01,262 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-02-21 03:25:01,262 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-02-21 03:25:01,262 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-02-21 03:25:01,262 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:25:01,263 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-02-21 03:25:01,263 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-02-21 03:25:01,263 INFO L133 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c_Iteration1_Lasso [2022-02-21 03:25:01,263 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-02-21 03:25:01,263 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-02-21 03:25:01,264 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:25:01,274 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:25:01,276 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:25:01,578 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-02-21 03:25:01,581 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-02-21 03:25:01,583 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:25:01,583 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:25:01,586 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) [2022-02-21 03:25:01,593 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 [2022-02-21 03:25:01,594 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 [2022-02-21 03:25:01,611 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:25:01,611 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:25:01,612 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:25:01,612 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:25:01,612 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:25:01,613 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:25:01,613 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:25:01,620 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:25:01,635 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 [2022-02-21 03:25:01,636 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:25:01,636 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:25:01,637 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) [2022-02-21 03:25:01,637 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 [2022-02-21 03:25:01,639 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 [2022-02-21 03:25:01,645 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:25:01,646 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:25:01,646 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:25:01,646 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:25:01,646 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:25:01,646 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:25:01,646 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:25:01,667 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:25:01,683 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 [2022-02-21 03:25:01,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:25:01,684 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:25:01,685 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) [2022-02-21 03:25:01,685 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 [2022-02-21 03:25:01,687 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 [2022-02-21 03:25:01,693 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:25:01,693 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:25:01,693 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2022-02-21 03:25:01,693 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:25:01,721 INFO L401 nArgumentSynthesizer]: We have 30 Motzkin's Theorem applications. [2022-02-21 03:25:01,721 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-02-21 03:25:01,759 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:25:01,777 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2022-02-21 03:25:01,778 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-02-21 03:25:01,778 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:25:01,778 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:25:01,780 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) [2022-02-21 03:25:01,783 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 [2022-02-21 03:25:01,784 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 [2022-02-21 03:25:01,790 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:25:01,790 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:25:01,790 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:25:01,790 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:25:01,790 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-02-21 03:25:01,791 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-02-21 03:25:01,791 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:25:01,806 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:25:01,822 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 [2022-02-21 03:25:01,823 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:25:01,823 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:25:01,824 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) [2022-02-21 03:25:01,824 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 [2022-02-21 03:25:01,826 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 [2022-02-21 03:25:01,831 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:25:01,832 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:25:01,832 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:25:01,832 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:25:01,832 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-02-21 03:25:01,832 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-02-21 03:25:01,833 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:25:01,842 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:25:01,857 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 [2022-02-21 03:25:01,857 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:25:01,857 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:25:01,858 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) [2022-02-21 03:25:01,859 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 [2022-02-21 03:25:01,861 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 [2022-02-21 03:25:01,867 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:25:01,867 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:25:01,867 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2022-02-21 03:25:01,867 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-02-21 03:25:01,919 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2022-02-21 03:25:01,919 INFO L402 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2022-02-21 03:25:01,958 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:25:01,989 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 [2022-02-21 03:25:01,989 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-02-21 03:25:01,990 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:25:01,990 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:25:01,991 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) [2022-02-21 03:25:01,992 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 [2022-02-21 03:25:01,994 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 [2022-02-21 03:25:01,999 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:25:01,999 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:25:02,000 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:25:02,000 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:25:02,000 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-02-21 03:25:02,000 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-02-21 03:25:02,001 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:25:02,016 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:25:02,049 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 [2022-02-21 03:25:02,050 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:25:02,050 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:25:02,051 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) [2022-02-21 03:25:02,052 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 [2022-02-21 03:25:02,053 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 [2022-02-21 03:25:02,059 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:25:02,059 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:25:02,059 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:25:02,059 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:25:02,059 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-02-21 03:25:02,060 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-02-21 03:25:02,060 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:25:02,075 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:25:02,093 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 [2022-02-21 03:25:02,094 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:25:02,094 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:25:02,096 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) [2022-02-21 03:25:02,097 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 [2022-02-21 03:25:02,098 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 [2022-02-21 03:25:02,104 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:25:02,104 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:25:02,104 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2022-02-21 03:25:02,104 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-02-21 03:25:02,146 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2022-02-21 03:25:02,146 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2022-02-21 03:25:02,215 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:25:02,234 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 [2022-02-21 03:25:02,235 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-02-21 03:25:02,235 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:25:02,235 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:25:02,236 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) [2022-02-21 03:25:02,239 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 [2022-02-21 03:25:02,240 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 [2022-02-21 03:25:02,246 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:25:02,246 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:25:02,247 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:25:02,247 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:25:02,247 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-02-21 03:25:02,248 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-02-21 03:25:02,248 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:25:02,255 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:25:02,274 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 [2022-02-21 03:25:02,274 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:25:02,274 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:25:02,275 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) [2022-02-21 03:25:02,276 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 [2022-02-21 03:25:02,277 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 [2022-02-21 03:25:02,283 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:25:02,284 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:25:02,284 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:25:02,284 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:25:02,284 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-02-21 03:25:02,284 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-02-21 03:25:02,285 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:25:02,292 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:25:02,308 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 [2022-02-21 03:25:02,308 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:25:02,308 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:25:02,309 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) [2022-02-21 03:25:02,310 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 [2022-02-21 03:25:02,311 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 [2022-02-21 03:25:02,319 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:25:02,319 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:25:02,319 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2022-02-21 03:25:02,319 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-02-21 03:25:02,364 INFO L401 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2022-02-21 03:25:02,365 INFO L402 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2022-02-21 03:25:02,431 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:25:02,450 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 [2022-02-21 03:25:02,450 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-02-21 03:25:02,450 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:25:02,451 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:25:02,452 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) [2022-02-21 03:25:02,453 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 [2022-02-21 03:25:02,454 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 [2022-02-21 03:25:02,461 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-02-21 03:25:02,461 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-02-21 03:25:02,461 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:25:02,461 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:25:02,461 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:25:02,461 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-02-21 03:25:02,462 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-02-21 03:25:02,462 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:25:02,477 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:25:02,492 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2022-02-21 03:25:02,493 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:25:02,493 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:25:02,494 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) [2022-02-21 03:25:02,495 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 [2022-02-21 03:25:02,496 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 [2022-02-21 03:25:02,503 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-02-21 03:25:02,503 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-02-21 03:25:02,503 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:25:02,503 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:25:02,503 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:25:02,503 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-02-21 03:25:02,504 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-02-21 03:25:02,504 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:25:02,523 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:25:02,561 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 [2022-02-21 03:25:02,562 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:25:02,562 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:25:02,563 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) [2022-02-21 03:25:02,563 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 [2022-02-21 03:25:02,565 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 [2022-02-21 03:25:02,571 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-02-21 03:25:02,571 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-02-21 03:25:02,571 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:25:02,571 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2022-02-21 03:25:02,571 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-02-21 03:25:02,596 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2022-02-21 03:25:02,596 INFO L402 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2022-02-21 03:25:02,643 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:25:02,660 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 [2022-02-21 03:25:02,660 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-02-21 03:25:02,660 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:25:02,660 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:25:02,668 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) [2022-02-21 03:25:02,669 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 [2022-02-21 03:25:02,670 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 [2022-02-21 03:25:02,676 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-02-21 03:25:02,676 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-02-21 03:25:02,676 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:25:02,676 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:25:02,676 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:25:02,676 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-02-21 03:25:02,677 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-02-21 03:25:02,677 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:25:02,699 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:25:02,717 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 [2022-02-21 03:25:02,717 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:25:02,717 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:25:02,718 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) [2022-02-21 03:25:02,727 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 [2022-02-21 03:25:02,728 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 [2022-02-21 03:25:02,733 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-02-21 03:25:02,734 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-02-21 03:25:02,734 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:25:02,734 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:25:02,734 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:25:02,734 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-02-21 03:25:02,735 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-02-21 03:25:02,735 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:25:02,751 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:25:02,768 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 [2022-02-21 03:25:02,768 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:25:02,769 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:25:02,769 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) [2022-02-21 03:25:02,771 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 [2022-02-21 03:25:02,772 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 [2022-02-21 03:25:02,778 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-02-21 03:25:02,778 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-02-21 03:25:02,778 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:25:02,778 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2022-02-21 03:25:02,778 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-02-21 03:25:02,811 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2022-02-21 03:25:02,811 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2022-02-21 03:25:02,892 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:25:02,911 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 [2022-02-21 03:25:02,912 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-02-21 03:25:02,912 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:25:02,912 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:25:02,913 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) [2022-02-21 03:25:02,914 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 [2022-02-21 03:25:02,915 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 [2022-02-21 03:25:02,921 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-02-21 03:25:02,922 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-02-21 03:25:02,922 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:25:02,922 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:25:02,922 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:25:02,922 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-02-21 03:25:02,923 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-02-21 03:25:02,923 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:25:02,939 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:25:02,957 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 [2022-02-21 03:25:02,957 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:25:02,957 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:25:02,958 INFO L229 MonitoredProcess]: Starting monitored process 23 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) [2022-02-21 03:25:02,965 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 [2022-02-21 03:25:02,970 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-02-21 03:25:02,971 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-02-21 03:25:02,971 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-02-21 03:25:02,971 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:25:02,971 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:25:02,971 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:25:02,971 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-02-21 03:25:02,972 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-02-21 03:25:02,972 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:25:02,988 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:25:03,004 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2022-02-21 03:25:03,004 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:25:03,005 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:25:03,006 INFO L229 MonitoredProcess]: Starting monitored process 24 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) [2022-02-21 03:25:03,006 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-02-21 03:25:03,008 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 [2022-02-21 03:25:03,014 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-02-21 03:25:03,014 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-02-21 03:25:03,014 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:25:03,014 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2022-02-21 03:25:03,015 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-02-21 03:25:03,053 INFO L401 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2022-02-21 03:25:03,054 INFO L402 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2022-02-21 03:25:03,195 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:25:03,213 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2022-02-21 03:25:03,214 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-02-21 03:25:03,214 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:25:03,214 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:25:03,215 INFO L229 MonitoredProcess]: Starting monitored process 25 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) [2022-02-21 03:25:03,215 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-02-21 03:25:03,217 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 [2022-02-21 03:25:03,227 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-02-21 03:25:03,227 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-02-21 03:25:03,227 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:25:03,227 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:25:03,227 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:25:03,227 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-02-21 03:25:03,228 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-02-21 03:25:03,228 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:25:03,229 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:25:03,248 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2022-02-21 03:25:03,248 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:25:03,248 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:25:03,249 INFO L229 MonitoredProcess]: Starting monitored process 26 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) [2022-02-21 03:25:03,250 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-02-21 03:25:03,252 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 [2022-02-21 03:25:03,258 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-02-21 03:25:03,258 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-02-21 03:25:03,258 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:25:03,258 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:25:03,258 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:25:03,258 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-02-21 03:25:03,259 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-02-21 03:25:03,259 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:25:03,260 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:25:03,276 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2022-02-21 03:25:03,277 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:25:03,277 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:25:03,278 INFO L229 MonitoredProcess]: Starting monitored process 27 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) [2022-02-21 03:25:03,278 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-02-21 03:25:03,280 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 [2022-02-21 03:25:03,286 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-02-21 03:25:03,286 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-02-21 03:25:03,286 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:25:03,286 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2022-02-21 03:25:03,286 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-02-21 03:25:03,325 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2022-02-21 03:25:03,325 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2022-02-21 03:25:03,384 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:25:03,403 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-02-21 03:25:03,403 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-02-21 03:25:03,404 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:25:03,404 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:25:03,405 INFO L229 MonitoredProcess]: Starting monitored process 28 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) [2022-02-21 03:25:03,412 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-02-21 03:25:03,461 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 [2022-02-21 03:25:03,468 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-02-21 03:25:03,468 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-02-21 03:25:03,468 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:25:03,468 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:25:03,468 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:25:03,468 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-02-21 03:25:03,469 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-02-21 03:25:03,469 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:25:03,483 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:25:03,501 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-02-21 03:25:03,501 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:25:03,501 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:25:03,502 INFO L229 MonitoredProcess]: Starting monitored process 29 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) [2022-02-21 03:25:03,506 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 [2022-02-21 03:25:03,513 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-02-21 03:25:03,514 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-02-21 03:25:03,514 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:25:03,514 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:25:03,514 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:25:03,514 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-02-21 03:25:03,515 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-02-21 03:25:03,515 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:25:03,517 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-02-21 03:25:03,524 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:25:03,541 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2022-02-21 03:25:03,541 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:25:03,541 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:25:03,542 INFO L229 MonitoredProcess]: Starting monitored process 30 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) [2022-02-21 03:25:03,543 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-02-21 03:25:03,544 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 [2022-02-21 03:25:03,551 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-02-21 03:25:03,551 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-02-21 03:25:03,551 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:25:03,551 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2022-02-21 03:25:03,551 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-02-21 03:25:03,594 INFO L401 nArgumentSynthesizer]: We have 90 Motzkin's Theorem applications. [2022-02-21 03:25:03,594 INFO L402 nArgumentSynthesizer]: A total of 18 supporting invariants were added. [2022-02-21 03:25:03,726 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:25:03,744 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2022-02-21 03:25:03,745 INFO L469 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2022-02-21 03:25:03,745 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 6#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~x~0#1, main_~y~0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 2; 7#L14-2true assume !!(main_~x~0#1 >= 0);main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~y~0#1 := (if 1 + main_~y~0#1 < 0 && 0 != (1 + main_~y~0#1) % 2 then 1 + (1 + main_~y~0#1) / 2 else (1 + main_~y~0#1) / 2); 7#L14-2true [2022-02-21 03:25:03,745 INFO L793 eck$LassoCheckResult]: Loop: 7#L14-2true assume !!(main_~x~0#1 >= 0);main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~y~0#1 := (if 1 + main_~y~0#1 < 0 && 0 != (1 + main_~y~0#1) % 2 then 1 + (1 + main_~y~0#1) / 2 else (1 + main_~y~0#1) / 2); 7#L14-2true [2022-02-21 03:25:03,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 03:25:03,745 INFO L85 PathProgramCache]: Analyzing trace with hash 29864, now seen corresponding path program 2 times [2022-02-21 03:25:03,745 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 03:25:03,745 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1002893116] [2022-02-21 03:25:03,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 03:25:03,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 03:25:03,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 03:25:03,754 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-21 03:25:03,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 03:25:03,760 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-21 03:25:03,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 03:25:03,760 INFO L85 PathProgramCache]: Analyzing trace with hash 42, now seen corresponding path program 2 times [2022-02-21 03:25:03,760 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 03:25:03,761 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [265401264] [2022-02-21 03:25:03,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 03:25:03,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 03:25:03,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 03:25:03,765 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-21 03:25:03,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 03:25:03,770 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-21 03:25:03,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 03:25:03,772 INFO L85 PathProgramCache]: Analyzing trace with hash 925795, now seen corresponding path program 3 times [2022-02-21 03:25:03,772 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 03:25:03,772 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1685639855] [2022-02-21 03:25:03,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 03:25:03,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 03:25:03,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 03:25:03,791 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-21 03:25:03,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 03:25:03,801 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-21 03:25:03,891 INFO L210 LassoAnalysis]: Preferences: [2022-02-21 03:25:03,892 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-02-21 03:25:03,892 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-02-21 03:25:03,892 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-02-21 03:25:03,892 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-02-21 03:25:03,892 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:25:03,892 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-02-21 03:25:03,892 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-02-21 03:25:03,892 INFO L133 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c_Iteration1_Lasso [2022-02-21 03:25:03,892 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-02-21 03:25:03,892 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-02-21 03:25:03,894 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:25:03,930 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:25:03,932 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:25:04,171 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-02-21 03:25:04,171 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-02-21 03:25:04,172 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:25:04,172 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:25:04,173 INFO L229 MonitoredProcess]: Starting monitored process 31 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) [2022-02-21 03:25:04,179 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-02-21 03:25:04,180 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-02-21 03:25:04,189 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-02-21 03:25:04,233 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-02-21 03:25:04,233 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:25:04,233 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:25:04,248 INFO L229 MonitoredProcess]: Starting monitored process 32 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) [2022-02-21 03:25:04,250 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-02-21 03:25:04,250 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-02-21 03:25:04,279 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-02-21 03:25:04,306 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-02-21 03:25:04,309 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2022-02-21 03:25:04,310 INFO L210 LassoAnalysis]: Preferences: [2022-02-21 03:25:04,310 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-02-21 03:25:04,310 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-02-21 03:25:04,310 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-02-21 03:25:04,310 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-02-21 03:25:04,310 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:25:04,310 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-02-21 03:25:04,310 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-02-21 03:25:04,310 INFO L133 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c_Iteration1_Lasso [2022-02-21 03:25:04,310 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-02-21 03:25:04,310 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-02-21 03:25:04,311 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:25:04,370 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:25:04,372 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:25:04,618 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-02-21 03:25:04,618 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-02-21 03:25:04,619 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:25:04,619 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:25:04,620 INFO L229 MonitoredProcess]: Starting monitored process 33 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) [2022-02-21 03:25:04,621 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-02-21 03:25:04,622 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 [2022-02-21 03:25:04,629 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:25:04,629 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:25:04,629 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2022-02-21 03:25:04,629 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:25:04,645 INFO L401 nArgumentSynthesizer]: We have 30 Motzkin's Theorem applications. [2022-02-21 03:25:04,645 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-02-21 03:25:04,675 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:25:04,730 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-02-21 03:25:04,731 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:25:04,731 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:25:04,732 INFO L229 MonitoredProcess]: Starting monitored process 34 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) [2022-02-21 03:25:04,733 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-02-21 03:25:04,734 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 [2022-02-21 03:25:04,741 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:25:04,741 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:25:04,741 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:25:04,741 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:25:04,741 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:25:04,742 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:25:04,742 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:25:04,756 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:25:04,774 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-02-21 03:25:04,775 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:25:04,775 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:25:04,776 INFO L229 MonitoredProcess]: Starting monitored process 35 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) [2022-02-21 03:25:04,777 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-02-21 03:25:04,778 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 [2022-02-21 03:25:04,784 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:25:04,784 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:25:04,785 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:25:04,785 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:25:04,785 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:25:04,785 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:25:04,785 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:25:04,800 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:25:04,817 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-02-21 03:25:04,818 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-02-21 03:25:04,818 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:25:04,818 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:25:04,819 INFO L229 MonitoredProcess]: Starting monitored process 36 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) [2022-02-21 03:25:04,820 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-02-21 03:25:04,822 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 [2022-02-21 03:25:04,829 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:25:04,829 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:25:04,829 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2022-02-21 03:25:04,829 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-02-21 03:25:04,852 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2022-02-21 03:25:04,852 INFO L402 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2022-02-21 03:25:04,891 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:25:04,910 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2022-02-21 03:25:04,910 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:25:04,910 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:25:04,917 INFO L229 MonitoredProcess]: Starting monitored process 37 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) [2022-02-21 03:25:04,919 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-02-21 03:25:04,920 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 [2022-02-21 03:25:04,926 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:25:04,926 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:25:04,926 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:25:04,926 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:25:04,926 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-02-21 03:25:04,926 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-02-21 03:25:04,926 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:25:04,941 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:25:04,960 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2022-02-21 03:25:04,960 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:25:04,960 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:25:04,961 INFO L229 MonitoredProcess]: Starting monitored process 38 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) [2022-02-21 03:25:04,962 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-02-21 03:25:04,964 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 [2022-02-21 03:25:04,970 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:25:04,970 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:25:04,970 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:25:04,970 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:25:04,970 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-02-21 03:25:04,971 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-02-21 03:25:04,971 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:25:04,985 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:25:05,003 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2022-02-21 03:25:05,003 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-02-21 03:25:05,004 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:25:05,004 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:25:05,005 INFO L229 MonitoredProcess]: Starting monitored process 39 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) [2022-02-21 03:25:05,007 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 [2022-02-21 03:25:05,014 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:25:05,014 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:25:05,014 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2022-02-21 03:25:05,014 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-02-21 03:25:05,034 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-02-21 03:25:05,043 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2022-02-21 03:25:05,043 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2022-02-21 03:25:05,098 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:25:05,115 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2022-02-21 03:25:05,115 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:25:05,115 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:25:05,116 INFO L229 MonitoredProcess]: Starting monitored process 40 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) [2022-02-21 03:25:05,122 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 [2022-02-21 03:25:05,128 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:25:05,128 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:25:05,128 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:25:05,128 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:25:05,128 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-02-21 03:25:05,129 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-02-21 03:25:05,129 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:25:05,132 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-02-21 03:25:05,140 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:25:05,157 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2022-02-21 03:25:05,158 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:25:05,158 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:25:05,159 INFO L229 MonitoredProcess]: Starting monitored process 41 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) [2022-02-21 03:25:05,171 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 [2022-02-21 03:25:05,176 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:25:05,176 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:25:05,177 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:25:05,177 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:25:05,177 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-02-21 03:25:05,177 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-02-21 03:25:05,177 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:25:05,180 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-02-21 03:25:05,189 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:25:05,207 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2022-02-21 03:25:05,207 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-02-21 03:25:05,207 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:25:05,207 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:25:05,208 INFO L229 MonitoredProcess]: Starting monitored process 42 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) [2022-02-21 03:25:05,209 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-02-21 03:25:05,211 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 [2022-02-21 03:25:05,217 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:25:05,217 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:25:05,217 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2022-02-21 03:25:05,217 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-02-21 03:25:05,253 INFO L401 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2022-02-21 03:25:05,253 INFO L402 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2022-02-21 03:25:05,325 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:25:05,342 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2022-02-21 03:25:05,342 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:25:05,342 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:25:05,343 INFO L229 MonitoredProcess]: Starting monitored process 43 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) [2022-02-21 03:25:05,344 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-02-21 03:25:05,345 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 [2022-02-21 03:25:05,351 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:25:05,352 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:25:05,352 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:25:05,352 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:25:05,352 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-02-21 03:25:05,353 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-02-21 03:25:05,353 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:25:05,364 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:25:05,379 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2022-02-21 03:25:05,380 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:25:05,380 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:25:05,383 INFO L229 MonitoredProcess]: Starting monitored process 44 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) [2022-02-21 03:25:05,385 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 [2022-02-21 03:25:05,386 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-02-21 03:25:05,391 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:25:05,391 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:25:05,391 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:25:05,391 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:25:05,391 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-02-21 03:25:05,392 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-02-21 03:25:05,392 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:25:05,393 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:25:05,408 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2022-02-21 03:25:05,408 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-02-21 03:25:05,409 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:25:05,409 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:25:05,412 INFO L229 MonitoredProcess]: Starting monitored process 45 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) [2022-02-21 03:25:05,413 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-02-21 03:25:05,415 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 [2022-02-21 03:25:05,420 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-02-21 03:25:05,420 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-02-21 03:25:05,420 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:25:05,420 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2022-02-21 03:25:05,420 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-02-21 03:25:05,442 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2022-02-21 03:25:05,442 INFO L402 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2022-02-21 03:25:05,538 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:25:05,557 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2022-02-21 03:25:05,558 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:25:05,558 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:25:05,559 INFO L229 MonitoredProcess]: Starting monitored process 46 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) [2022-02-21 03:25:05,560 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-02-21 03:25:05,562 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 [2022-02-21 03:25:05,567 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-02-21 03:25:05,568 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-02-21 03:25:05,568 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:25:05,568 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:25:05,568 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:25:05,568 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-02-21 03:25:05,568 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-02-21 03:25:05,568 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:25:05,591 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:25:05,606 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2022-02-21 03:25:05,607 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:25:05,607 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:25:05,608 INFO L229 MonitoredProcess]: Starting monitored process 47 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) [2022-02-21 03:25:05,609 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-02-21 03:25:05,610 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 [2022-02-21 03:25:05,616 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-02-21 03:25:05,616 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-02-21 03:25:05,616 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:25:05,616 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:25:05,616 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:25:05,616 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-02-21 03:25:05,617 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-02-21 03:25:05,617 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:25:05,635 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:25:05,650 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2022-02-21 03:25:05,650 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-02-21 03:25:05,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:25:05,651 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:25:05,652 INFO L229 MonitoredProcess]: Starting monitored process 48 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) [2022-02-21 03:25:05,652 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-02-21 03:25:05,654 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 [2022-02-21 03:25:05,660 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-02-21 03:25:05,660 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-02-21 03:25:05,660 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:25:05,660 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2022-02-21 03:25:05,660 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-02-21 03:25:05,688 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2022-02-21 03:25:05,689 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2022-02-21 03:25:05,759 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:25:05,776 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2022-02-21 03:25:05,776 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:25:05,777 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:25:05,777 INFO L229 MonitoredProcess]: Starting monitored process 49 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) [2022-02-21 03:25:05,787 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 [2022-02-21 03:25:05,788 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-02-21 03:25:05,794 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-02-21 03:25:05,794 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-02-21 03:25:05,794 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:25:05,794 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:25:05,794 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:25:05,794 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-02-21 03:25:05,795 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-02-21 03:25:05,795 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:25:05,810 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:25:05,826 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2022-02-21 03:25:05,826 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:25:05,826 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:25:05,827 INFO L229 MonitoredProcess]: Starting monitored process 50 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) [2022-02-21 03:25:05,828 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-02-21 03:25:05,829 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 [2022-02-21 03:25:05,835 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-02-21 03:25:05,835 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-02-21 03:25:05,835 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:25:05,835 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:25:05,835 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:25:05,835 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-02-21 03:25:05,836 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-02-21 03:25:05,836 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:25:05,851 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:25:05,867 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2022-02-21 03:25:05,867 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-02-21 03:25:05,867 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:25:05,867 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:25:05,868 INFO L229 MonitoredProcess]: Starting monitored process 51 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) [2022-02-21 03:25:05,869 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-02-21 03:25:05,870 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 [2022-02-21 03:25:05,876 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-02-21 03:25:05,876 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-02-21 03:25:05,876 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:25:05,876 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2022-02-21 03:25:05,876 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-02-21 03:25:05,912 INFO L401 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2022-02-21 03:25:05,913 INFO L402 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2022-02-21 03:25:06,099 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:25:06,116 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2022-02-21 03:25:06,117 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:25:06,117 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:25:06,119 INFO L229 MonitoredProcess]: Starting monitored process 52 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) [2022-02-21 03:25:06,119 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-02-21 03:25:06,120 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 [2022-02-21 03:25:06,127 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-02-21 03:25:06,127 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-02-21 03:25:06,127 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:25:06,128 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:25:06,128 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:25:06,128 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-02-21 03:25:06,128 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-02-21 03:25:06,128 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:25:06,145 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:25:06,161 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2022-02-21 03:25:06,161 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:25:06,161 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:25:06,162 INFO L229 MonitoredProcess]: Starting monitored process 53 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) [2022-02-21 03:25:06,162 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-02-21 03:25:06,164 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 [2022-02-21 03:25:06,170 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-02-21 03:25:06,170 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-02-21 03:25:06,170 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:25:06,170 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:25:06,170 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:25:06,170 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-02-21 03:25:06,171 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-02-21 03:25:06,171 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:25:06,173 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:25:06,189 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2022-02-21 03:25:06,189 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-02-21 03:25:06,189 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:25:06,189 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:25:06,190 INFO L229 MonitoredProcess]: Starting monitored process 54 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) [2022-02-21 03:25:06,191 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-02-21 03:25:06,192 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 [2022-02-21 03:25:06,197 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-02-21 03:25:06,197 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-02-21 03:25:06,197 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:25:06,197 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2022-02-21 03:25:06,197 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-02-21 03:25:06,221 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2022-02-21 03:25:06,221 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2022-02-21 03:25:06,281 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:25:06,297 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2022-02-21 03:25:06,297 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:25:06,297 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:25:06,298 INFO L229 MonitoredProcess]: Starting monitored process 55 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) [2022-02-21 03:25:06,298 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-02-21 03:25:06,300 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 [2022-02-21 03:25:06,306 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-02-21 03:25:06,306 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-02-21 03:25:06,306 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:25:06,306 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:25:06,306 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:25:06,306 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-02-21 03:25:06,307 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-02-21 03:25:06,307 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:25:06,314 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:25:06,329 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2022-02-21 03:25:06,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:25:06,330 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:25:06,331 INFO L229 MonitoredProcess]: Starting monitored process 56 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) [2022-02-21 03:25:06,333 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-02-21 03:25:06,334 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 [2022-02-21 03:25:06,339 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-02-21 03:25:06,340 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-02-21 03:25:06,340 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:25:06,340 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:25:06,340 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:25:06,340 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-02-21 03:25:06,341 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-02-21 03:25:06,342 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:25:06,343 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:25:06,358 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2022-02-21 03:25:06,360 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-02-21 03:25:06,360 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:25:06,360 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:25:06,361 INFO L229 MonitoredProcess]: Starting monitored process 57 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) [2022-02-21 03:25:06,362 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-02-21 03:25:06,363 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 [2022-02-21 03:25:06,369 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-02-21 03:25:06,369 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-02-21 03:25:06,369 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:25:06,369 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2022-02-21 03:25:06,370 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-02-21 03:25:06,406 INFO L401 nArgumentSynthesizer]: We have 90 Motzkin's Theorem applications. [2022-02-21 03:25:06,406 INFO L402 nArgumentSynthesizer]: A total of 18 supporting invariants were added. [2022-02-21 03:25:06,573 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:25:06,590 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2022-02-21 03:25:06,590 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:25:06,590 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:25:06,591 INFO L229 MonitoredProcess]: Starting monitored process 58 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) [2022-02-21 03:25:06,592 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-02-21 03:25:06,597 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 [2022-02-21 03:25:06,603 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-02-21 03:25:06,603 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-02-21 03:25:06,603 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:25:06,604 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:25:06,604 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:25:06,604 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-02-21 03:25:06,604 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-02-21 03:25:06,604 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:25:06,628 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:25:06,644 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2022-02-21 03:25:06,644 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:25:06,644 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:25:06,645 INFO L229 MonitoredProcess]: Starting monitored process 59 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) [2022-02-21 03:25:06,646 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2022-02-21 03:25:06,647 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 [2022-02-21 03:25:06,653 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-02-21 03:25:06,653 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-02-21 03:25:06,653 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:25:06,654 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:25:06,654 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:25:06,654 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-02-21 03:25:06,654 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-02-21 03:25:06,654 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:25:06,656 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:25:06,671 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2022-02-21 03:25:06,675 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 21.02 03:25:06 BoogieIcfgContainer [2022-02-21 03:25:06,675 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-02-21 03:25:06,676 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-02-21 03:25:06,676 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-02-21 03:25:06,676 INFO L275 PluginConnector]: Witness Printer initialized [2022-02-21 03:25:06,676 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.02 03:25:00" (3/4) ... [2022-02-21 03:25:06,678 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-02-21 03:25:06,678 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-02-21 03:25:06,679 INFO L158 Benchmark]: Toolchain (without parser) took 6759.30ms. Allocated memory was 96.5MB in the beginning and 148.9MB in the end (delta: 52.4MB). Free memory was 61.4MB in the beginning and 61.9MB in the end (delta: -503.9kB). Peak memory consumption was 51.2MB. Max. memory is 16.1GB. [2022-02-21 03:25:06,680 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 96.5MB. Free memory was 77.6MB in the beginning and 77.5MB in the end (delta: 39.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-02-21 03:25:06,680 INFO L158 Benchmark]: CACSL2BoogieTranslator took 142.45ms. Allocated memory is still 96.5MB. Free memory was 61.2MB in the beginning and 74.5MB in the end (delta: -13.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-02-21 03:25:06,680 INFO L158 Benchmark]: Boogie Procedure Inliner took 17.74ms. Allocated memory is still 96.5MB. Free memory was 74.5MB in the beginning and 73.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-02-21 03:25:06,680 INFO L158 Benchmark]: Boogie Preprocessor took 10.80ms. Allocated memory is still 96.5MB. Free memory was 73.0MB in the beginning and 72.2MB in the end (delta: 780.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-02-21 03:25:06,680 INFO L158 Benchmark]: RCFGBuilder took 157.12ms. Allocated memory is still 96.5MB. Free memory was 72.2MB in the beginning and 63.8MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-02-21 03:25:06,681 INFO L158 Benchmark]: BuchiAutomizer took 6424.57ms. Allocated memory was 96.5MB in the beginning and 148.9MB in the end (delta: 52.4MB). Free memory was 63.8MB in the beginning and 61.9MB in the end (delta: 1.9MB). Peak memory consumption was 79.1MB. Max. memory is 16.1GB. [2022-02-21 03:25:06,681 INFO L158 Benchmark]: Witness Printer took 2.33ms. Allocated memory is still 148.9MB. Free memory is still 61.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-02-21 03:25:06,682 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 96.5MB. Free memory was 77.6MB in the beginning and 77.5MB in the end (delta: 39.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 142.45ms. Allocated memory is still 96.5MB. Free memory was 61.2MB in the beginning and 74.5MB in the end (delta: -13.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 17.74ms. Allocated memory is still 96.5MB. Free memory was 74.5MB in the beginning and 73.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 10.80ms. Allocated memory is still 96.5MB. Free memory was 73.0MB in the beginning and 72.2MB in the end (delta: 780.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 157.12ms. Allocated memory is still 96.5MB. Free memory was 72.2MB in the beginning and 63.8MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 6424.57ms. Allocated memory was 96.5MB in the beginning and 148.9MB in the end (delta: 52.4MB). Free memory was 63.8MB in the beginning and 61.9MB in the end (delta: 1.9MB). Peak memory consumption was 79.1MB. Max. memory is 16.1GB. * Witness Printer took 2.33ms. Allocated memory is still 148.9MB. Free memory is still 61.9MB. 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 Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 6.3s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 6.3s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. 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 [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital66 mio100 ax100 hnf100 lsp134 ukn78 mio100 lsp100 div197 bol100 ite100 ukn100 eq137 hnf97 smp57 dnf247 smp62 tf100 neg98 sie102 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 212ms VariablesStem: 2 VariablesLoop: 6 DisjunctsStem: 1 DisjunctsLoop: 3 SupportingInvariants: 18 MotzkinApplications: 90 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "assume { :begin_inline_ULTIMATE.init } true;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~x~0#1, main_~y~0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 2;" "assume !!(main_~x~0#1 >= 0);main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~y~0#1 := (if 1 + main_~y~0#1 < 0 && 0 != (1 + main_~y~0#1) % 2 then 1 + (1 + main_~y~0#1) / 2 else (1 + main_~y~0#1) / 2);" Loop: "assume !!(main_~x~0#1 >= 0);main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~y~0#1 := (if 1 + main_~y~0#1 < 0 && 0 != (1 + main_~y~0#1) % 2 then 1 + (1 + main_~y~0#1) / 2 else (1 + main_~y~0#1) / 2);" RESULT: Ultimate could not prove your program: unable to determine termination [2022-02-21 03:25:06,713 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 Using bit-precise analysis No suitable file found in config dir /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config using search string *Termination*64bit*_Bitvector*.epf No suitable settings file found using Termination*64bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN