./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version c3fed411 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/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-tmp.no-commuhash-c3fed41 [2021-12-19 17:03:36,669 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-19 17:03:36,671 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-19 17:03:36,728 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-19 17:03:36,733 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-19 17:03:36,734 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-19 17:03:36,735 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-19 17:03:36,740 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-19 17:03:36,742 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-19 17:03:36,743 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-19 17:03:36,744 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-19 17:03:36,745 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-19 17:03:36,746 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-19 17:03:36,747 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-19 17:03:36,748 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-19 17:03:36,749 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-19 17:03:36,750 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-19 17:03:36,750 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-19 17:03:36,752 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-19 17:03:36,753 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-19 17:03:36,754 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-19 17:03:36,755 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-19 17:03:36,756 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-19 17:03:36,757 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-19 17:03:36,759 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-19 17:03:36,765 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-19 17:03:36,765 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-19 17:03:36,766 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-19 17:03:36,766 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-19 17:03:36,767 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-19 17:03:36,767 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-19 17:03:36,768 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-19 17:03:36,768 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-19 17:03:36,769 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-19 17:03:36,771 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-19 17:03:36,771 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-19 17:03:36,772 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-19 17:03:36,773 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-19 17:03:36,773 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-19 17:03:36,774 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-19 17:03:36,775 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-19 17:03:36,776 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-12-19 17:03:36,806 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-19 17:03:36,808 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-19 17:03:36,808 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-19 17:03:36,808 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-19 17:03:36,809 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-19 17:03:36,810 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-19 17:03:36,810 INFO L138 SettingsManager]: * Use SBE=true [2021-12-19 17:03:36,810 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-19 17:03:36,810 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-19 17:03:36,810 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-19 17:03:36,811 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-19 17:03:36,811 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-19 17:03:36,811 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-19 17:03:36,812 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-19 17:03:36,812 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-19 17:03:36,812 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-19 17:03:36,812 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-19 17:03:36,812 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-19 17:03:36,812 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-19 17:03:36,813 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-19 17:03:36,813 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-19 17:03:36,813 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-19 17:03:36,813 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-19 17:03:36,813 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-19 17:03:36,814 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-19 17:03:36,815 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-19 17:03:36,815 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-19 17:03:36,815 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-19 17:03:36,815 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-19 17:03:36,816 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-19 17:03:36,816 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c60ed4386f3e9dfc23f4a7e8bce2e4e63a0ed4f2dd3fba97236df028c39e6948 [2021-12-19 17:03:36,986 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-19 17:03:37,007 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-19 17:03:37,009 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-19 17:03:37,010 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-19 17:03:37,011 INFO L275 PluginConnector]: CDTParser initialized [2021-12-19 17:03:37,012 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c [2021-12-19 17:03:37,069 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97ca270d4/2cccf647e28444edadfb15bf540ffcec/FLAG099e869d7 [2021-12-19 17:03:37,369 INFO L306 CDTParser]: Found 1 translation units. [2021-12-19 17:03:37,370 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c [2021-12-19 17:03:37,376 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97ca270d4/2cccf647e28444edadfb15bf540ffcec/FLAG099e869d7 [2021-12-19 17:03:37,798 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97ca270d4/2cccf647e28444edadfb15bf540ffcec [2021-12-19 17:03:37,800 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-19 17:03:37,802 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-19 17:03:37,803 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-19 17:03:37,803 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-19 17:03:37,811 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-19 17:03:37,812 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 05:03:37" (1/1) ... [2021-12-19 17:03:37,814 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7691bd2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:03:37, skipping insertion in model container [2021-12-19 17:03:37,815 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 05:03:37" (1/1) ... [2021-12-19 17:03:37,823 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-19 17:03:37,832 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-19 17:03:37,964 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-19 17:03:37,967 INFO L203 MainTranslator]: Completed pre-run [2021-12-19 17:03:37,986 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-19 17:03:37,996 INFO L208 MainTranslator]: Completed translation [2021-12-19 17:03:37,997 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:03:37 WrapperNode [2021-12-19 17:03:37,997 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-19 17:03:37,999 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-19 17:03:37,999 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-19 17:03:37,999 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-19 17:03:38,006 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:03:37" (1/1) ... [2021-12-19 17:03:38,009 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:03:37" (1/1) ... [2021-12-19 17:03:38,025 INFO L137 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 13 [2021-12-19 17:03:38,026 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-19 17:03:38,027 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-19 17:03:38,027 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-19 17:03:38,027 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-19 17:03:38,032 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:03:37" (1/1) ... [2021-12-19 17:03:38,032 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:03:37" (1/1) ... [2021-12-19 17:03:38,033 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:03:37" (1/1) ... [2021-12-19 17:03:38,033 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:03:37" (1/1) ... [2021-12-19 17:03:38,034 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:03:37" (1/1) ... [2021-12-19 17:03:38,036 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:03:37" (1/1) ... [2021-12-19 17:03:38,037 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:03:37" (1/1) ... [2021-12-19 17:03:38,038 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-19 17:03:38,038 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-19 17:03:38,038 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-19 17:03:38,039 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-19 17:03:38,039 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:03:37" (1/1) ... [2021-12-19 17:03:38,046 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:03:38,054 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:03:38,065 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:03:38,085 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-12-19 17:03:38,112 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-19 17:03:38,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-19 17:03:38,150 INFO L236 CfgBuilder]: Building ICFG [2021-12-19 17:03:38,152 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-19 17:03:38,221 INFO L277 CfgBuilder]: Performing block encoding [2021-12-19 17:03:38,229 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-19 17:03:38,229 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-19 17:03:38,231 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 05:03:38 BoogieIcfgContainer [2021-12-19 17:03:38,231 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-19 17:03:38,233 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-19 17:03:38,233 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-19 17:03:38,236 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-19 17:03:38,236 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-19 17:03:38,237 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.12 05:03:37" (1/3) ... [2021-12-19 17:03:38,239 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1fb1b0b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.12 05:03:38, skipping insertion in model container [2021-12-19 17:03:38,239 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-19 17:03:38,239 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:03:37" (2/3) ... [2021-12-19 17:03:38,239 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1fb1b0b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.12 05:03:38, skipping insertion in model container [2021-12-19 17:03:38,240 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-19 17:03:38,240 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 05:03:38" (3/3) ... [2021-12-19 17:03:38,241 INFO L388 chiAutomizerObserver]: Analyzing ICFG HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c [2021-12-19 17:03:38,288 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-19 17:03:38,288 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-19 17:03:38,288 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-19 17:03:38,288 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-19 17:03:38,288 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-19 17:03:38,289 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-19 17:03:38,289 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-19 17:03:38,289 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-19 17:03:38,300 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) [2021-12-19 17:03:38,315 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-12-19 17:03:38,316 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 17:03:38,316 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 17:03:38,320 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-19 17:03:38,320 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-12-19 17:03:38,320 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-19 17:03:38,321 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) [2021-12-19 17:03:38,321 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-12-19 17:03:38,321 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 17:03:38,322 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 17:03:38,322 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-19 17:03:38,322 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-12-19 17:03:38,327 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 [2021-12-19 17:03:38,328 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 [2021-12-19 17:03:38,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:03:38,334 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2021-12-19 17:03:38,341 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:03:38,343 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1064768144] [2021-12-19 17:03:38,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:03:38,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:03:38,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:03:38,405 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:03:38,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:03:38,421 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:03:38,423 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:03:38,423 INFO L85 PathProgramCache]: Analyzing trace with hash 42, now seen corresponding path program 1 times [2021-12-19 17:03:38,423 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:03:38,423 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [376526137] [2021-12-19 17:03:38,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:03:38,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:03:38,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:03:38,438 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:03:38,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:03:38,447 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:03:38,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:03:38,449 INFO L85 PathProgramCache]: Analyzing trace with hash 29864, now seen corresponding path program 1 times [2021-12-19 17:03:38,449 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:03:38,449 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [569859405] [2021-12-19 17:03:38,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:03:38,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:03:38,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:03:38,458 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:03:38,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:03:38,465 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:03:38,598 INFO L210 LassoAnalysis]: Preferences: [2021-12-19 17:03:38,605 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-19 17:03:38,605 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-19 17:03:38,605 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-19 17:03:38,605 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-19 17:03:38,606 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:03:38,606 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-19 17:03:38,606 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-19 17:03:38,606 INFO L133 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c_Iteration1_Lasso [2021-12-19 17:03:38,606 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-19 17:03:38,607 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-19 17:03:38,630 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:03:38,693 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:03:38,698 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:03:38,996 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-19 17:03:38,997 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-19 17:03:38,998 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:03:39,010 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:03:39,047 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:03:39,075 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-12-19 17:03:39,076 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 17:03:39,076 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 17:03:39,119 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 [2021-12-19 17:03:39,120 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:03:39,120 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:03:39,121 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:03:39,121 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-12-19 17:03:39,123 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-19 17:03:39,123 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 17:03:39,219 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-19 17:03:39,223 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2021-12-19 17:03:39,223 INFO L210 LassoAnalysis]: Preferences: [2021-12-19 17:03:39,223 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-19 17:03:39,224 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-19 17:03:39,224 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-19 17:03:39,224 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-19 17:03:39,224 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:03:39,224 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-19 17:03:39,224 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-19 17:03:39,224 INFO L133 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c_Iteration1_Lasso [2021-12-19 17:03:39,224 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-19 17:03:39,224 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-19 17:03:39,226 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:03:39,237 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:03:39,239 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:03:39,483 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-19 17:03:39,487 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-19 17:03:39,488 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:03:39,488 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:03:39,492 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:03:39,502 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-12-19 17:03:39,503 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:03:39,510 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:03:39,510 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:03:39,510 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:03:39,511 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:03:39,511 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:03:39,513 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:03:39,513 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:03:39,527 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:03:39,551 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-12-19 17:03:39,552 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:03:39,552 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:03:39,554 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:03:39,555 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-12-19 17:03:39,558 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:03:39,565 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:03:39,565 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:03:39,565 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:03:39,565 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:03:39,565 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:03:39,566 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:03:39,566 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:03:39,567 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:03:39,581 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-12-19 17:03:39,581 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:03:39,582 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:03:39,582 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:03:39,583 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-12-19 17:03:39,584 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:03:39,589 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:03:39,590 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:03:39,590 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-12-19 17:03:39,590 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:03:39,624 INFO L401 nArgumentSynthesizer]: We have 30 Motzkin's Theorem applications. [2021-12-19 17:03:39,625 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-12-19 17:03:39,658 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:03:39,682 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-12-19 17:03:39,682 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-12-19 17:03:39,683 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:03:39,683 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:03:39,684 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:03:39,693 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-12-19 17:03:39,694 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:03:39,701 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:03:39,701 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:03:39,701 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:03:39,701 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:03:39,702 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-19 17:03:39,702 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-19 17:03:39,702 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:03:39,712 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:03:39,728 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-12-19 17:03:39,729 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:03:39,729 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:03:39,730 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:03:39,731 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-12-19 17:03:39,731 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:03:39,738 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:03:39,738 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:03:39,738 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:03:39,738 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:03:39,738 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-19 17:03:39,739 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-19 17:03:39,739 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:03:39,740 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:03:39,755 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-12-19 17:03:39,755 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:03:39,755 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:03:39,756 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:03:39,757 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-12-19 17:03:39,758 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:03:39,764 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:03:39,764 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:03:39,764 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-12-19 17:03:39,764 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-19 17:03:39,800 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2021-12-19 17:03:39,800 INFO L402 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2021-12-19 17:03:39,848 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:03:39,873 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-12-19 17:03:39,874 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-12-19 17:03:39,874 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:03:39,874 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:03:39,875 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:03:39,882 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:03:39,889 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:03:39,889 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:03:39,889 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:03:39,889 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:03:39,889 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 17:03:39,890 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-19 17:03:39,890 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:03:39,896 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-12-19 17:03:39,904 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:03:39,924 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-12-19 17:03:39,924 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:03:39,924 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:03:39,925 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:03:39,936 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:03:39,944 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:03:39,944 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:03:39,944 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:03:39,944 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:03:39,944 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 17:03:39,945 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-19 17:03:39,945 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:03:39,947 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-12-19 17:03:39,959 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:03:39,982 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-12-19 17:03:39,982 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:03:39,982 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:03:39,984 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:03:40,001 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:03:40,009 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:03:40,010 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:03:40,010 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-12-19 17:03:40,010 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 17:03:40,034 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-12-19 17:03:40,061 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2021-12-19 17:03:40,061 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2021-12-19 17:03:40,126 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:03:40,143 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-12-19 17:03:40,143 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-12-19 17:03:40,143 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:03:40,144 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:03:40,144 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:03:40,147 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-12-19 17:03:40,159 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:03:40,166 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:03:40,166 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:03:40,166 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:03:40,166 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:03:40,166 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-19 17:03:40,168 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-19 17:03:40,168 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:03:40,179 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:03:40,194 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2021-12-19 17:03:40,194 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:03:40,194 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:03:40,195 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:03:40,196 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-12-19 17:03:40,198 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:03:40,204 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:03:40,204 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:03:40,204 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:03:40,204 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:03:40,204 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-19 17:03:40,215 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-19 17:03:40,215 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:03:40,221 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:03:40,236 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-12-19 17:03:40,236 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:03:40,236 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:03:40,237 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:03:40,238 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-12-19 17:03:40,239 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:03:40,246 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:03:40,247 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:03:40,247 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-12-19 17:03:40,247 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-19 17:03:40,306 INFO L401 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2021-12-19 17:03:40,306 INFO L402 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2021-12-19 17:03:40,380 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:03:40,403 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-12-19 17:03:40,404 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-12-19 17:03:40,404 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:03:40,404 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:03:40,405 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:03:40,413 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-12-19 17:03:40,414 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:03:40,421 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:03:40,421 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-19 17:03:40,422 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:03:40,422 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:03:40,422 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:03:40,422 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-19 17:03:40,423 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-19 17:03:40,423 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:03:40,437 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:03:40,463 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-12-19 17:03:40,463 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:03:40,464 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:03:40,464 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:03:40,465 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-12-19 17:03:40,466 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:03:40,472 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:03:40,472 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-19 17:03:40,472 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:03:40,472 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:03:40,472 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:03:40,473 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-19 17:03:40,473 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-19 17:03:40,473 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:03:40,494 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:03:40,514 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-12-19 17:03:40,515 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:03:40,515 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:03:40,517 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:03:40,518 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-12-19 17:03:40,518 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:03:40,525 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:03:40,525 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-19 17:03:40,525 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:03:40,525 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-12-19 17:03:40,525 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-19 17:03:40,560 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2021-12-19 17:03:40,560 INFO L402 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2021-12-19 17:03:40,620 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:03:40,642 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-12-19 17:03:40,642 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-12-19 17:03:40,643 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:03:40,643 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:03:40,644 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:03:40,658 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:03:40,658 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-12-19 17:03:40,664 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:03:40,664 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-19 17:03:40,664 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:03:40,664 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:03:40,665 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:03:40,665 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 17:03:40,665 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-19 17:03:40,666 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:03:40,675 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:03:40,693 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-12-19 17:03:40,693 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:03:40,693 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:03:40,694 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) [2021-12-19 17:03:40,696 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 [2021-12-19 17:03:40,697 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:03:40,703 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:03:40,703 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-19 17:03:40,703 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:03:40,703 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:03:40,703 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:03:40,703 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 17:03:40,704 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-19 17:03:40,704 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:03:40,735 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:03:40,752 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 [2021-12-19 17:03:40,752 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:03:40,752 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:03:40,753 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) [2021-12-19 17:03:40,754 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 [2021-12-19 17:03:40,755 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:03:40,762 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:03:40,762 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-19 17:03:40,762 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:03:40,762 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-12-19 17:03:40,762 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 17:03:40,816 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2021-12-19 17:03:40,816 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2021-12-19 17:03:40,884 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:03:40,900 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2021-12-19 17:03:40,901 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-12-19 17:03:40,901 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:03:40,901 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:03:40,902 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) [2021-12-19 17:03:40,903 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 [2021-12-19 17:03:40,904 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:03:40,911 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:03:40,911 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-19 17:03:40,911 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:03:40,911 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:03:40,911 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:03:40,911 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-19 17:03:40,914 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-19 17:03:40,914 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:03:40,938 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:03:40,953 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 [2021-12-19 17:03:40,953 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:03:40,953 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:03:40,954 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) [2021-12-19 17:03:40,954 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 [2021-12-19 17:03:40,956 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:03:40,963 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:03:40,963 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-19 17:03:40,963 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:03:40,963 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:03:40,963 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:03:40,963 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-19 17:03:40,964 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-19 17:03:40,964 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:03:40,967 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:03:40,981 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 [2021-12-19 17:03:40,982 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:03:40,982 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:03:40,983 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) [2021-12-19 17:03:40,984 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 [2021-12-19 17:03:40,985 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:03:40,991 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:03:40,991 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-19 17:03:40,992 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:03:40,992 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-12-19 17:03:40,992 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-19 17:03:41,034 INFO L401 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2021-12-19 17:03:41,034 INFO L402 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2021-12-19 17:03:41,132 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:03:41,154 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-12-19 17:03:41,154 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-12-19 17:03:41,155 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:03:41,155 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:03:41,156 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) [2021-12-19 17:03:41,159 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:03:41,167 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:03:41,167 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-19 17:03:41,167 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:03:41,167 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:03:41,167 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:03:41,167 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 17:03:41,168 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-19 17:03:41,168 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:03:41,170 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 [2021-12-19 17:03:41,183 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:03:41,205 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-12-19 17:03:41,205 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:03:41,205 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:03:41,206 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) [2021-12-19 17:03:41,211 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 [2021-12-19 17:03:41,219 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:03:41,219 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-19 17:03:41,219 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:03:41,219 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:03:41,219 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:03:41,219 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 17:03:41,220 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-19 17:03:41,220 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:03:41,223 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 [2021-12-19 17:03:41,239 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:03:41,262 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-12-19 17:03:41,262 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:03:41,262 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:03:41,263 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) [2021-12-19 17:03:41,263 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 [2021-12-19 17:03:41,265 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:03:41,271 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:03:41,271 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-19 17:03:41,271 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:03:41,271 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-12-19 17:03:41,271 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 17:03:41,303 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2021-12-19 17:03:41,304 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2021-12-19 17:03:41,375 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:03:41,397 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 [2021-12-19 17:03:41,398 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-12-19 17:03:41,398 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:03:41,398 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:03:41,399 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) [2021-12-19 17:03:41,403 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:03:41,411 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:03:41,411 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-19 17:03:41,411 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:03:41,411 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:03:41,411 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:03:41,412 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-19 17:03:41,412 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:03:41,413 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:03:41,415 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 [2021-12-19 17:03:41,431 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:03:41,455 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 [2021-12-19 17:03:41,455 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:03:41,455 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:03:41,456 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) [2021-12-19 17:03:41,459 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:03:41,467 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:03:41,467 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-19 17:03:41,467 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:03:41,467 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:03:41,468 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:03:41,468 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-19 17:03:41,469 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:03:41,469 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:03:41,471 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 [2021-12-19 17:03:41,483 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:03:41,507 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 [2021-12-19 17:03:41,507 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:03:41,508 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:03:41,509 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) [2021-12-19 17:03:41,511 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:03:41,519 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:03:41,519 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-19 17:03:41,520 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:03:41,520 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-12-19 17:03:41,520 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-19 17:03:41,541 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 [2021-12-19 17:03:41,578 INFO L401 nArgumentSynthesizer]: We have 90 Motzkin's Theorem applications. [2021-12-19 17:03:41,578 INFO L402 nArgumentSynthesizer]: A total of 18 supporting invariants were added. [2021-12-19 17:03:41,709 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:03:41,725 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2021-12-19 17:03:41,725 INFO L469 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2021-12-19 17:03:41,726 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 [2021-12-19 17:03:41,726 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 [2021-12-19 17:03:41,726 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:03:41,726 INFO L85 PathProgramCache]: Analyzing trace with hash 29864, now seen corresponding path program 2 times [2021-12-19 17:03:41,726 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:03:41,726 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1433414037] [2021-12-19 17:03:41,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:03:41,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:03:41,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:03:41,732 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:03:41,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:03:41,741 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:03:41,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:03:41,742 INFO L85 PathProgramCache]: Analyzing trace with hash 42, now seen corresponding path program 2 times [2021-12-19 17:03:41,742 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:03:41,742 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1556608431] [2021-12-19 17:03:41,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:03:41,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:03:41,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:03:41,747 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:03:41,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:03:41,751 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:03:41,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:03:41,752 INFO L85 PathProgramCache]: Analyzing trace with hash 925795, now seen corresponding path program 3 times [2021-12-19 17:03:41,752 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:03:41,752 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [145728368] [2021-12-19 17:03:41,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:03:41,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:03:41,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:03:41,761 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:03:41,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:03:41,770 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:03:41,833 INFO L210 LassoAnalysis]: Preferences: [2021-12-19 17:03:41,833 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-19 17:03:41,833 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-19 17:03:41,833 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-19 17:03:41,833 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-19 17:03:41,833 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:03:41,833 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-19 17:03:41,833 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-19 17:03:41,833 INFO L133 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c_Iteration1_Lasso [2021-12-19 17:03:41,833 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-19 17:03:41,833 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-19 17:03:41,835 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:03:41,876 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:03:41,884 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:03:42,089 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-19 17:03:42,089 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-19 17:03:42,090 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:03:42,090 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:03:42,091 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) [2021-12-19 17:03:42,094 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 [2021-12-19 17:03:42,095 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 17:03:42,095 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 17:03:42,139 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 [2021-12-19 17:03:42,139 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:03:42,139 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:03:42,141 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) [2021-12-19 17:03:42,142 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 [2021-12-19 17:03:42,144 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-19 17:03:42,144 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 17:03:42,270 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-19 17:03:42,273 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-12-19 17:03:42,273 INFO L210 LassoAnalysis]: Preferences: [2021-12-19 17:03:42,273 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-19 17:03:42,273 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-19 17:03:42,274 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-19 17:03:42,274 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-19 17:03:42,274 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:03:42,274 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-19 17:03:42,274 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-19 17:03:42,274 INFO L133 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c_Iteration1_Lasso [2021-12-19 17:03:42,274 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-19 17:03:42,274 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-19 17:03:42,275 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:03:42,329 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:03:42,331 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:03:42,516 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-19 17:03:42,516 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-19 17:03:42,516 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:03:42,516 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:03:42,520 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) [2021-12-19 17:03:42,525 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 [2021-12-19 17:03:42,525 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:03:42,531 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:03:42,531 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:03:42,531 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-12-19 17:03:42,531 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:03:42,576 INFO L401 nArgumentSynthesizer]: We have 30 Motzkin's Theorem applications. [2021-12-19 17:03:42,576 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-12-19 17:03:42,606 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:03:42,630 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 [2021-12-19 17:03:42,631 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:03:42,631 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:03:42,632 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) [2021-12-19 17:03:42,633 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 [2021-12-19 17:03:42,634 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:03:42,640 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:03:42,640 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:03:42,641 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:03:42,641 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:03:42,641 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:03:42,641 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:03:42,641 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:03:42,656 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:03:42,679 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 [2021-12-19 17:03:42,679 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:03:42,679 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:03:42,680 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) [2021-12-19 17:03:42,683 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:03:42,690 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:03:42,691 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:03:42,691 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:03:42,691 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:03:42,691 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:03:42,691 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:03:42,691 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:03:42,693 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 [2021-12-19 17:03:42,707 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:03:42,723 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2021-12-19 17:03:42,724 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-12-19 17:03:42,724 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:03:42,724 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:03:42,725 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) [2021-12-19 17:03:42,725 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 [2021-12-19 17:03:42,727 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 [2021-12-19 17:03:42,732 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:03:42,733 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:03:42,733 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-12-19 17:03:42,733 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-19 17:03:42,763 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2021-12-19 17:03:42,763 INFO L402 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2021-12-19 17:03:42,807 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:03:42,832 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 [2021-12-19 17:03:42,833 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:03:42,833 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:03:42,834 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) [2021-12-19 17:03:42,839 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:03:42,846 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:03:42,847 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:03:42,847 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:03:42,847 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:03:42,847 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-19 17:03:42,847 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-19 17:03:42,847 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:03:42,849 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 [2021-12-19 17:03:42,863 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:03:42,887 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 [2021-12-19 17:03:42,887 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:03:42,887 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:03:42,888 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) [2021-12-19 17:03:42,891 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:03:42,898 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:03:42,899 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:03:42,899 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:03:42,899 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:03:42,899 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-19 17:03:42,899 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 [2021-12-19 17:03:42,899 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-19 17:03:42,899 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:03:42,918 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:03:42,935 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2021-12-19 17:03:42,935 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-12-19 17:03:42,935 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:03:42,935 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:03:42,936 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) [2021-12-19 17:03:42,937 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 [2021-12-19 17:03:42,938 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:03:42,944 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:03:42,944 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:03:42,944 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-12-19 17:03:42,944 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 17:03:42,977 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2021-12-19 17:03:42,977 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2021-12-19 17:03:43,037 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:03:43,053 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2021-12-19 17:03:43,053 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:03:43,054 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:03:43,055 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) [2021-12-19 17:03:43,057 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 [2021-12-19 17:03:43,058 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:03:43,064 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:03:43,064 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:03:43,064 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:03:43,064 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:03:43,064 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 17:03:43,065 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-19 17:03:43,065 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:03:43,066 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:03:43,080 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 [2021-12-19 17:03:43,081 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:03:43,081 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:03:43,081 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) [2021-12-19 17:03:43,082 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 [2021-12-19 17:03:43,091 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:03:43,097 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:03:43,097 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:03:43,098 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:03:43,098 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:03:43,098 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 17:03:43,098 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-19 17:03:43,098 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:03:43,099 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:03:43,114 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2021-12-19 17:03:43,114 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-12-19 17:03:43,114 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:03:43,114 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:03:43,115 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) [2021-12-19 17:03:43,115 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 [2021-12-19 17:03:43,117 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:03:43,124 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:03:43,124 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:03:43,124 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-12-19 17:03:43,124 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-19 17:03:43,160 INFO L401 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2021-12-19 17:03:43,160 INFO L402 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2021-12-19 17:03:43,237 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:03:43,260 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 [2021-12-19 17:03:43,260 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:03:43,261 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:03:43,261 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) [2021-12-19 17:03:43,262 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 [2021-12-19 17:03:43,264 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:03:43,271 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:03:43,271 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:03:43,271 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:03:43,271 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:03:43,271 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-19 17:03:43,272 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-19 17:03:43,272 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:03:43,287 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:03:43,304 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2021-12-19 17:03:43,304 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:03:43,304 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:03:43,305 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) [2021-12-19 17:03:43,306 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 [2021-12-19 17:03:43,307 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:03:43,313 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:03:43,313 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:03:43,313 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:03:43,313 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:03:43,313 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-19 17:03:43,314 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-19 17:03:43,314 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:03:43,315 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:03:43,329 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 [2021-12-19 17:03:43,329 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-12-19 17:03:43,329 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:03:43,330 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:03:43,330 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) [2021-12-19 17:03:43,331 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 [2021-12-19 17:03:43,332 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:03:43,338 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:03:43,338 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-19 17:03:43,338 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:03:43,338 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-12-19 17:03:43,339 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-19 17:03:43,363 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2021-12-19 17:03:43,363 INFO L402 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2021-12-19 17:03:43,430 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:03:43,451 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 [2021-12-19 17:03:43,451 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:03:43,452 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:03:43,453 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) [2021-12-19 17:03:43,460 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:03:43,467 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:03:43,467 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-19 17:03:43,467 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:03:43,467 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:03:43,467 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:03:43,468 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-19 17:03:43,468 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-19 17:03:43,468 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:03:43,470 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 [2021-12-19 17:03:43,483 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:03:43,504 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 [2021-12-19 17:03:43,505 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:03:43,505 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:03:43,506 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) [2021-12-19 17:03:43,511 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:03:43,519 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:03:43,519 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-19 17:03:43,519 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:03:43,519 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:03:43,519 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:03:43,520 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-19 17:03:43,520 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-19 17:03:43,520 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:03:43,522 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 [2021-12-19 17:03:43,535 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:03:43,557 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 [2021-12-19 17:03:43,558 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-12-19 17:03:43,558 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:03:43,558 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:03:43,560 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) [2021-12-19 17:03:43,564 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:03:43,571 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:03:43,572 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-19 17:03:43,572 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:03:43,572 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-12-19 17:03:43,572 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 17:03:43,591 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 [2021-12-19 17:03:43,606 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2021-12-19 17:03:43,606 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2021-12-19 17:03:43,684 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:03:43,699 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2021-12-19 17:03:43,700 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:03:43,700 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:03:43,701 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) [2021-12-19 17:03:43,701 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 [2021-12-19 17:03:43,703 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:03:43,709 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:03:43,709 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-19 17:03:43,709 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:03:43,709 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:03:43,709 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:03:43,709 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 17:03:43,710 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-19 17:03:43,710 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:03:43,720 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:03:43,739 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2021-12-19 17:03:43,740 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:03:43,740 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:03:43,741 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) [2021-12-19 17:03:43,741 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 [2021-12-19 17:03:43,742 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:03:43,749 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:03:43,749 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-19 17:03:43,749 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:03:43,749 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:03:43,749 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:03:43,749 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 17:03:43,750 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-19 17:03:43,750 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:03:43,751 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:03:43,766 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2021-12-19 17:03:43,766 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-12-19 17:03:43,767 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:03:43,767 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:03:43,767 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) [2021-12-19 17:03:43,768 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 [2021-12-19 17:03:43,769 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:03:43,775 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:03:43,776 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-19 17:03:43,776 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:03:43,776 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-12-19 17:03:43,776 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-19 17:03:43,808 INFO L401 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2021-12-19 17:03:43,808 INFO L402 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2021-12-19 17:03:43,885 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:03:43,901 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 [2021-12-19 17:03:43,901 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:03:43,901 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:03:43,902 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) [2021-12-19 17:03:43,903 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 [2021-12-19 17:03:43,904 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:03:43,910 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:03:43,910 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-19 17:03:43,911 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:03:43,911 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:03:43,911 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:03:43,911 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-19 17:03:43,912 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-19 17:03:43,912 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:03:43,935 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:03:43,956 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2021-12-19 17:03:43,957 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:03:43,957 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:03:43,958 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) [2021-12-19 17:03:43,959 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 [2021-12-19 17:03:43,960 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:03:43,966 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:03:43,966 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-19 17:03:43,967 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:03:43,967 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:03:43,967 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:03:43,967 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-19 17:03:43,967 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-19 17:03:43,967 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:03:43,970 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:03:43,984 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 [2021-12-19 17:03:43,985 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-12-19 17:03:43,985 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:03:43,985 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:03:43,986 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) [2021-12-19 17:03:43,986 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 [2021-12-19 17:03:43,987 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:03:43,993 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:03:43,993 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-19 17:03:43,993 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:03:43,993 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-12-19 17:03:43,993 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 17:03:44,017 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2021-12-19 17:03:44,017 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2021-12-19 17:03:44,069 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:03:44,086 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 [2021-12-19 17:03:44,086 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:03:44,086 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:03:44,087 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) [2021-12-19 17:03:44,087 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 [2021-12-19 17:03:44,089 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:03:44,094 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:03:44,094 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-19 17:03:44,094 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:03:44,095 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:03:44,095 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:03:44,095 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 17:03:44,095 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-19 17:03:44,095 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:03:44,096 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:03:44,111 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2021-12-19 17:03:44,111 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:03:44,111 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:03:44,112 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) [2021-12-19 17:03:44,113 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 [2021-12-19 17:03:44,114 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:03:44,120 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:03:44,120 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-19 17:03:44,120 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:03:44,120 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:03:44,120 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:03:44,120 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 17:03:44,122 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-19 17:03:44,122 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:03:44,123 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:03:44,138 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 [2021-12-19 17:03:44,138 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-12-19 17:03:44,138 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:03:44,138 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:03:44,139 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) [2021-12-19 17:03:44,140 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 [2021-12-19 17:03:44,142 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:03:44,149 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:03:44,149 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-19 17:03:44,149 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:03:44,149 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-12-19 17:03:44,150 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-19 17:03:44,190 INFO L401 nArgumentSynthesizer]: We have 90 Motzkin's Theorem applications. [2021-12-19 17:03:44,190 INFO L402 nArgumentSynthesizer]: A total of 18 supporting invariants were added. [2021-12-19 17:03:44,275 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:03:44,291 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2021-12-19 17:03:44,292 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:03:44,292 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:03:44,293 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) [2021-12-19 17:03:44,293 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 [2021-12-19 17:03:44,294 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:03:44,301 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:03:44,301 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-19 17:03:44,301 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:03:44,301 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:03:44,301 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:03:44,301 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-19 17:03:44,302 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:03:44,302 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:03:44,304 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:03:44,318 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 [2021-12-19 17:03:44,318 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:03:44,318 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:03:44,319 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) [2021-12-19 17:03:44,320 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 [2021-12-19 17:03:44,321 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:03:44,327 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:03:44,327 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-19 17:03:44,327 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:03:44,327 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:03:44,327 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:03:44,327 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-19 17:03:44,328 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:03:44,328 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:03:44,330 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:03:44,344 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2021-12-19 17:03:44,348 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 19.12 05:03:44 BoogieIcfgContainer [2021-12-19 17:03:44,348 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-12-19 17:03:44,348 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-19 17:03:44,348 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-19 17:03:44,348 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-19 17:03:44,349 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 05:03:38" (3/4) ... [2021-12-19 17:03:44,351 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-19 17:03:44,351 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-19 17:03:44,352 INFO L158 Benchmark]: Toolchain (without parser) took 6549.72ms. Allocated memory was 109.1MB in the beginning and 161.5MB in the end (delta: 52.4MB). Free memory was 76.8MB in the beginning and 127.4MB in the end (delta: -50.6MB). Peak memory consumption was 1.5MB. Max. memory is 16.1GB. [2021-12-19 17:03:44,352 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 73.4MB. Free memory was 31.3MB in the beginning and 31.3MB in the end (delta: 40.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-19 17:03:44,352 INFO L158 Benchmark]: CACSL2BoogieTranslator took 194.25ms. Allocated memory is still 109.1MB. Free memory was 76.6MB in the beginning and 87.0MB in the end (delta: -10.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-19 17:03:44,352 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.21ms. Allocated memory is still 109.1MB. Free memory was 87.0MB in the beginning and 85.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-19 17:03:44,353 INFO L158 Benchmark]: Boogie Preprocessor took 10.98ms. Allocated memory is still 109.1MB. Free memory was 85.5MB in the beginning and 84.6MB in the end (delta: 916.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-19 17:03:44,353 INFO L158 Benchmark]: RCFGBuilder took 193.21ms. Allocated memory is still 109.1MB. Free memory was 84.6MB in the beginning and 76.7MB in the end (delta: 7.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-19 17:03:44,353 INFO L158 Benchmark]: BuchiAutomizer took 6115.26ms. Allocated memory was 109.1MB in the beginning and 161.5MB in the end (delta: 52.4MB). Free memory was 76.7MB in the beginning and 127.4MB in the end (delta: -50.7MB). Peak memory consumption was 91.1MB. Max. memory is 16.1GB. [2021-12-19 17:03:44,353 INFO L158 Benchmark]: Witness Printer took 2.61ms. Allocated memory is still 161.5MB. Free memory is still 127.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-19 17:03:44,355 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 73.4MB. Free memory was 31.3MB in the beginning and 31.3MB in the end (delta: 40.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 194.25ms. Allocated memory is still 109.1MB. Free memory was 76.6MB in the beginning and 87.0MB in the end (delta: -10.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 27.21ms. Allocated memory is still 109.1MB. Free memory was 87.0MB in the beginning and 85.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 10.98ms. Allocated memory is still 109.1MB. Free memory was 85.5MB in the beginning and 84.6MB in the end (delta: 916.7kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 193.21ms. Allocated memory is still 109.1MB. Free memory was 84.6MB in the beginning and 76.7MB in the end (delta: 7.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 6115.26ms. Allocated memory was 109.1MB in the beginning and 161.5MB in the end (delta: 52.4MB). Free memory was 76.7MB in the beginning and 127.4MB in the end (delta: -50.7MB). Peak memory consumption was 91.1MB. Max. memory is 16.1GB. * Witness Printer took 2.61ms. Allocated memory is still 161.5MB. Free memory is still 127.4MB. 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 6.0s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 6.0s. 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: inital63 mio100 ax100 hnf100 lsp165 ukn66 mio100 lsp100 div198 bol100 ite100 ukn100 eq137 hnf60 smp87 dnf279 smp56 tf100 neg99 sie102 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 136ms 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 [2021-12-19 17:03:44,391 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