./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-nla/hard2-both-t.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 839c364b 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-nla/hard2-both-t.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 09318cf675e9b95108fb52b17fe9685be47734cc0094cd07befb1b0aea734d9d --- Real Ultimate output --- This is Ultimate 0.2.2-839c364b5d67a0f615c82cb70ab247790648d4a9-839c364 [2021-12-14 23:02:32,689 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-14 23:02:32,691 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-14 23:02:32,741 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-14 23:02:32,742 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-14 23:02:32,755 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-14 23:02:32,756 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-14 23:02:32,757 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-14 23:02:32,758 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-14 23:02:32,759 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-14 23:02:32,759 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-14 23:02:32,760 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-14 23:02:32,760 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-14 23:02:32,761 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-14 23:02:32,762 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-14 23:02:32,763 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-14 23:02:32,763 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-14 23:02:32,764 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-14 23:02:32,765 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-14 23:02:32,767 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-14 23:02:32,772 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-14 23:02:32,778 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-14 23:02:32,779 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-14 23:02:32,779 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-14 23:02:32,781 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-14 23:02:32,786 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-14 23:02:32,786 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-14 23:02:32,787 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-14 23:02:32,787 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-14 23:02:32,788 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-14 23:02:32,788 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-14 23:02:32,789 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-14 23:02:32,789 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-14 23:02:32,790 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-14 23:02:32,790 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-14 23:02:32,792 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-14 23:02:32,792 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-14 23:02:32,793 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-14 23:02:32,793 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-14 23:02:32,794 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-14 23:02:32,795 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-14 23:02:32,795 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-12-14 23:02:32,821 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-14 23:02:32,821 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-14 23:02:32,821 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-14 23:02:32,821 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-14 23:02:32,822 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-14 23:02:32,822 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-14 23:02:32,823 INFO L138 SettingsManager]: * Use SBE=true [2021-12-14 23:02:32,823 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-14 23:02:32,823 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-14 23:02:32,823 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-14 23:02:32,823 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-14 23:02:32,823 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-14 23:02:32,823 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-14 23:02:32,824 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-14 23:02:32,824 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-14 23:02:32,824 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-14 23:02:32,824 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-14 23:02:32,824 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-14 23:02:32,824 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-14 23:02:32,824 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-14 23:02:32,825 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-14 23:02:32,825 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-14 23:02:32,825 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-14 23:02:32,825 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-14 23:02:32,825 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-14 23:02:32,825 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-14 23:02:32,826 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-14 23:02:32,826 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-14 23:02:32,826 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-14 23:02:32,826 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-14 23:02:32,826 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-14 23:02:32,826 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-14 23:02:32,827 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-14 23:02:32,827 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 09318cf675e9b95108fb52b17fe9685be47734cc0094cd07befb1b0aea734d9d [2021-12-14 23:02:33,048 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-14 23:02:33,063 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-14 23:02:33,065 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-14 23:02:33,066 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-14 23:02:33,066 INFO L275 PluginConnector]: CDTParser initialized [2021-12-14 23:02:33,067 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-nla/hard2-both-t.c [2021-12-14 23:02:33,106 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61a540870/134e79b51aaf409bac18286f238f33a1/FLAGd66aa0d95 [2021-12-14 23:02:33,484 INFO L306 CDTParser]: Found 1 translation units. [2021-12-14 23:02:33,484 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-nla/hard2-both-t.c [2021-12-14 23:02:33,491 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61a540870/134e79b51aaf409bac18286f238f33a1/FLAGd66aa0d95 [2021-12-14 23:02:33,500 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61a540870/134e79b51aaf409bac18286f238f33a1 [2021-12-14 23:02:33,502 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-14 23:02:33,504 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-14 23:02:33,506 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-14 23:02:33,506 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-14 23:02:33,508 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-14 23:02:33,509 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:02:33" (1/1) ... [2021-12-14 23:02:33,509 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c5ee99e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:02:33, skipping insertion in model container [2021-12-14 23:02:33,509 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:02:33" (1/1) ... [2021-12-14 23:02:33,514 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-14 23:02:33,523 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-14 23:02:33,656 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 23:02:33,659 INFO L203 MainTranslator]: Completed pre-run [2021-12-14 23:02:33,670 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 23:02:33,676 INFO L208 MainTranslator]: Completed translation [2021-12-14 23:02:33,677 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:02:33 WrapperNode [2021-12-14 23:02:33,678 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-14 23:02:33,678 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-14 23:02:33,679 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-14 23:02:33,679 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-14 23:02:33,683 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:02:33" (1/1) ... [2021-12-14 23:02:33,686 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:02:33" (1/1) ... [2021-12-14 23:02:33,696 INFO L137 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 36 [2021-12-14 23:02:33,696 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-14 23:02:33,697 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-14 23:02:33,697 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-14 23:02:33,697 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-14 23:02:33,701 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:02:33" (1/1) ... [2021-12-14 23:02:33,701 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:02:33" (1/1) ... [2021-12-14 23:02:33,702 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:02:33" (1/1) ... [2021-12-14 23:02:33,702 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:02:33" (1/1) ... [2021-12-14 23:02:33,706 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:02:33" (1/1) ... [2021-12-14 23:02:33,709 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:02:33" (1/1) ... [2021-12-14 23:02:33,710 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:02:33" (1/1) ... [2021-12-14 23:02:33,714 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-14 23:02:33,714 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-14 23:02:33,715 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-14 23:02:33,715 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-14 23:02:33,715 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:02:33" (1/1) ... [2021-12-14 23:02:33,720 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:33,727 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:33,744 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) [2021-12-14 23:02:33,765 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 [2021-12-14 23:02:33,772 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-14 23:02:33,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-14 23:02:33,804 INFO L236 CfgBuilder]: Building ICFG [2021-12-14 23:02:33,805 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-14 23:02:33,889 INFO L277 CfgBuilder]: Performing block encoding [2021-12-14 23:02:33,893 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-14 23:02:33,893 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-12-14 23:02:33,894 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:02:33 BoogieIcfgContainer [2021-12-14 23:02:33,894 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-14 23:02:33,895 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-14 23:02:33,895 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-14 23:02:33,897 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-14 23:02:33,898 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-14 23:02:33,898 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 14.12 11:02:33" (1/3) ... [2021-12-14 23:02:33,899 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@65919fc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 14.12 11:02:33, skipping insertion in model container [2021-12-14 23:02:33,899 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-14 23:02:33,899 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:02:33" (2/3) ... [2021-12-14 23:02:33,899 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@65919fc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 14.12 11:02:33, skipping insertion in model container [2021-12-14 23:02:33,899 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-14 23:02:33,900 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:02:33" (3/3) ... [2021-12-14 23:02:33,900 INFO L388 chiAutomizerObserver]: Analyzing ICFG hard2-both-t.c [2021-12-14 23:02:33,945 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-14 23:02:33,945 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-14 23:02:33,945 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-14 23:02:33,945 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-14 23:02:33,945 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-14 23:02:33,946 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-14 23:02:33,946 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-14 23:02:33,946 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-14 23:02:33,955 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 11 states, 10 states have (on average 1.7) internal successors, (17), 10 states have internal predecessors, (17), 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) [2021-12-14 23:02:33,966 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2021-12-14 23:02:33,966 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-14 23:02:33,966 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-14 23:02:33,969 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-14 23:02:33,969 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-12-14 23:02:33,970 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-14 23:02:33,970 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 11 states, 10 states have (on average 1.7) internal successors, (17), 10 states have internal predecessors, (17), 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) [2021-12-14 23:02:33,971 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2021-12-14 23:02:33,971 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-14 23:02:33,971 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-14 23:02:33,971 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-14 23:02:33,971 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-12-14 23:02:33,975 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 11#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~A~0#1, main_~B~0#1, main_~r~0#1, main_~d~0#1, main_~p~0#1, main_~q~0#1;havoc main_~A~0#1;havoc main_~B~0#1;havoc main_~r~0#1;havoc main_~d~0#1;havoc main_~p~0#1;havoc main_~q~0#1;main_~A~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~B~0#1 := 1;main_~r~0#1 := main_~A~0#1;main_~d~0#1 := main_~B~0#1;main_~p~0#1 := 1;main_~q~0#1 := 0; 10#L33-2true [2021-12-14 23:02:33,975 INFO L793 eck$LassoCheckResult]: Loop: 10#L33-2true assume !false; 12#L37true assume !!(main_~B~0#1 * main_~p~0#1 - main_~d~0#1 + main_~r~0#1 >= main_~d~0#1);main_~d~0#1 := 2 * main_~d~0#1;main_~p~0#1 := 2 * main_~p~0#1; 10#L33-2true [2021-12-14 23:02:33,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:02:33,978 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2021-12-14 23:02:33,983 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:02:33,984 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1052122980] [2021-12-14 23:02:33,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:02:33,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:02:34,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:02:34,032 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:02:34,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:02:34,049 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:02:34,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:02:34,051 INFO L85 PathProgramCache]: Analyzing trace with hash 1318, now seen corresponding path program 1 times [2021-12-14 23:02:34,051 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:02:34,051 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1495854831] [2021-12-14 23:02:34,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:02:34,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:02:34,061 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-14 23:02:34,062 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [852077266] [2021-12-14 23:02:34,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:02:34,062 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-14 23:02:34,062 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:34,076 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-14 23:02:34,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:02:34,110 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:02:34,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:02:34,114 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:02:34,115 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:02:34,115 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 1 times [2021-12-14 23:02:34,116 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:02:34,118 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [979526786] [2021-12-14 23:02:34,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:02:34,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:02:34,121 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-14 23:02:34,131 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [581108702] [2021-12-14 23:02:34,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:02:34,131 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-14 23:02:34,132 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:34,121 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-14 23:02:34,148 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-14 23:02:34,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:02:34,192 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:02:34,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:02:34,198 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:02:34,201 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-14 23:02:34,299 INFO L210 LassoAnalysis]: Preferences: [2021-12-14 23:02:34,300 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-14 23:02:34,300 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-14 23:02:34,300 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-14 23:02:34,300 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-14 23:02:34,300 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:34,300 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-14 23:02:34,301 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-14 23:02:34,301 INFO L133 ssoRankerPreferences]: Filename of dumped script: hard2-both-t.c_Iteration1_Lasso [2021-12-14 23:02:34,301 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-14 23:02:34,301 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-14 23:02:34,313 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:02:34,328 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:02:34,329 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:02:34,347 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:02:34,420 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-14 23:02:34,420 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-14 23:02:34,422 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:34,422 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:34,456 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) [2021-12-14 23:02:34,457 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 [2021-12-14 23:02:34,460 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-14 23:02:34,460 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-14 23:02:34,496 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 [2021-12-14 23:02:34,496 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:34,497 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:34,498 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) [2021-12-14 23:02:34,499 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 [2021-12-14 23:02:34,499 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-14 23:02:34,500 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-14 23:02:34,525 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-14 23:02:34,542 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 [2021-12-14 23:02:34,542 INFO L210 LassoAnalysis]: Preferences: [2021-12-14 23:02:34,543 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-14 23:02:34,543 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-14 23:02:34,543 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-14 23:02:34,543 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-14 23:02:34,543 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:34,543 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-14 23:02:34,543 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-14 23:02:34,543 INFO L133 ssoRankerPreferences]: Filename of dumped script: hard2-both-t.c_Iteration1_Lasso [2021-12-14 23:02:34,543 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-14 23:02:34,543 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-14 23:02:34,545 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:02:34,548 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:02:34,549 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:02:34,560 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:02:34,630 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-14 23:02:34,633 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-14 23:02:34,640 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:34,640 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:34,641 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) [2021-12-14 23:02:34,642 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 [2021-12-14 23:02:34,644 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 [2021-12-14 23:02:34,650 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:02:34,651 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:34,651 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:34,651 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:02:34,655 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:02:34,655 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:02:34,662 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:34,677 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2021-12-14 23:02:34,677 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:34,677 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:34,680 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) [2021-12-14 23:02:34,681 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 [2021-12-14 23:02:34,681 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 [2021-12-14 23:02:34,688 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:02:34,688 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:02:34,688 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:34,688 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:34,689 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:02:34,689 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:02:34,689 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:02:34,690 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:34,705 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 [2021-12-14 23:02:34,705 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:34,705 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:34,713 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) [2021-12-14 23:02:34,714 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 [2021-12-14 23:02:34,715 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 [2021-12-14 23:02:34,721 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:02:34,721 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:34,721 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:34,721 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:02:34,729 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:02:34,729 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:02:34,755 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:34,771 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 [2021-12-14 23:02:34,772 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:34,772 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:34,774 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) [2021-12-14 23:02:34,780 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 [2021-12-14 23:02:34,780 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 [2021-12-14 23:02:34,787 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:02:34,787 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:02:34,787 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:34,787 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:34,787 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:02:34,792 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:02:34,792 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:02:34,793 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:34,808 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 [2021-12-14 23:02:34,809 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-12-14 23:02:34,809 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:34,809 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:34,810 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) [2021-12-14 23:02:34,825 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 [2021-12-14 23:02:34,826 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:34,832 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:02:34,833 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:34,833 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:34,833 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:02:34,835 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-14 23:02:34,835 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-14 23:02:34,851 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:34,881 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 [2021-12-14 23:02:34,881 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:34,881 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:34,894 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) [2021-12-14 23:02:34,896 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 [2021-12-14 23:02:34,897 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 [2021-12-14 23:02:34,903 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:02:34,903 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:02:34,903 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:34,903 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:34,903 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:02:34,904 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 23:02:34,904 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:02:34,913 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:34,930 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 [2021-12-14 23:02:34,931 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:34,931 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:34,931 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) [2021-12-14 23:02:34,932 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 [2021-12-14 23:02:34,934 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 [2021-12-14 23:02:34,940 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:02:34,940 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:34,940 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:34,940 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:02:34,948 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-14 23:02:34,948 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-14 23:02:34,962 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:34,979 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 [2021-12-14 23:02:34,979 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:34,979 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:34,980 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) [2021-12-14 23:02:34,981 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 [2021-12-14 23:02:34,982 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 [2021-12-14 23:02:34,988 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:02:34,988 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:02:34,988 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:34,988 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:34,988 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:02:34,989 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 23:02:34,989 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:02:35,007 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:35,024 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-12-14 23:02:35,024 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-12-14 23:02:35,025 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:35,025 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:35,044 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) [2021-12-14 23:02:35,044 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 [2021-12-14 23:02:35,046 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 [2021-12-14 23:02:35,052 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:02:35,052 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:35,052 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:35,052 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:02:35,055 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-14 23:02:35,055 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-14 23:02:35,075 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:35,107 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 [2021-12-14 23:02:35,108 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:35,108 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:35,123 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) [2021-12-14 23:02:35,130 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 [2021-12-14 23:02:35,131 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 [2021-12-14 23:02:35,137 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:02:35,137 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:02:35,137 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:35,137 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:35,137 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:02:35,138 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:02:35,138 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:02:35,141 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:35,155 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2021-12-14 23:02:35,156 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:35,156 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:35,157 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) [2021-12-14 23:02:35,158 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 [2021-12-14 23:02:35,160 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 [2021-12-14 23:02:35,167 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:02:35,167 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:35,167 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:35,167 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:02:35,176 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-14 23:02:35,176 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-14 23:02:35,199 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:35,226 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2021-12-14 23:02:35,226 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:35,226 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:35,255 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) [2021-12-14 23:02:35,279 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 [2021-12-14 23:02:35,285 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:02:35,285 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:02:35,286 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:35,286 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:35,286 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:02:35,286 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:02:35,286 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:02:35,289 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 [2021-12-14 23:02:35,307 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:35,323 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 [2021-12-14 23:02:35,323 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-12-14 23:02:35,323 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:35,323 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:35,324 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) [2021-12-14 23:02:35,325 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 [2021-12-14 23:02:35,326 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 [2021-12-14 23:02:35,332 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:02:35,333 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:35,333 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:35,333 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:02:35,337 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-14 23:02:35,337 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-14 23:02:35,375 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:35,390 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2021-12-14 23:02:35,390 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:35,391 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:35,403 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) [2021-12-14 23:02:35,409 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 [2021-12-14 23:02:35,410 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 [2021-12-14 23:02:35,416 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:02:35,416 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:02:35,416 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:35,416 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:35,416 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:02:35,416 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 23:02:35,416 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:02:35,431 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:35,458 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2021-12-14 23:02:35,458 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:35,459 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:35,459 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) [2021-12-14 23:02:35,462 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 [2021-12-14 23:02:35,462 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 [2021-12-14 23:02:35,470 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:02:35,471 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:35,471 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:35,471 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:02:35,504 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-14 23:02:35,504 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-14 23:02:35,559 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:35,598 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2021-12-14 23:02:35,598 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:35,598 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:35,599 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) [2021-12-14 23:02:35,600 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 [2021-12-14 23:02:35,601 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 [2021-12-14 23:02:35,607 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:02:35,607 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:02:35,607 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:35,607 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:35,607 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:02:35,608 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 23:02:35,608 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:02:35,623 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:35,654 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-12-14 23:02:35,654 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-12-14 23:02:35,654 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:35,654 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:35,656 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) [2021-12-14 23:02:35,657 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 [2021-12-14 23:02:35,659 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 [2021-12-14 23:02:35,665 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:02:35,666 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:02:35,666 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:35,666 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:35,666 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:02:35,668 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-14 23:02:35,668 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-14 23:02:35,680 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:35,698 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 [2021-12-14 23:02:35,698 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:35,698 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:35,699 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) [2021-12-14 23:02:35,700 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 [2021-12-14 23:02:35,704 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 [2021-12-14 23:02:35,710 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:02:35,710 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:02:35,710 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:02:35,710 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:35,710 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:35,710 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:02:35,711 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 23:02:35,711 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:02:35,720 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:35,745 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-12-14 23:02:35,746 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:35,746 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:35,747 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) [2021-12-14 23:02:35,748 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 [2021-12-14 23:02:35,761 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 [2021-12-14 23:02:35,767 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:02:35,768 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:02:35,768 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:35,768 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:35,768 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:02:35,774 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-14 23:02:35,774 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-14 23:02:36,001 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:36,017 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 [2021-12-14 23:02:36,017 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:36,017 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:36,018 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) [2021-12-14 23:02:36,032 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 [2021-12-14 23:02:36,041 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 [2021-12-14 23:02:36,048 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:02:36,048 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:02:36,048 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:02:36,048 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:36,048 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:36,048 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:02:36,049 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 23:02:36,049 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:02:36,054 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:36,070 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 [2021-12-14 23:02:36,070 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-12-14 23:02:36,070 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:36,070 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:36,071 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) [2021-12-14 23:02:36,072 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 [2021-12-14 23:02:36,073 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 [2021-12-14 23:02:36,080 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:02:36,080 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-14 23:02:36,080 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:36,080 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:36,080 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:02:36,082 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-14 23:02:36,082 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-14 23:02:36,108 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:36,123 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 [2021-12-14 23:02:36,123 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:36,123 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:36,124 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) [2021-12-14 23:02:36,126 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 [2021-12-14 23:02:36,126 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 [2021-12-14 23:02:36,132 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:02:36,133 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-14 23:02:36,133 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:02:36,133 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:36,133 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:36,133 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:02:36,133 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:02:36,134 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:02:36,137 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:36,152 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2021-12-14 23:02:36,152 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:36,152 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:36,153 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) [2021-12-14 23:02:36,154 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 [2021-12-14 23:02:36,155 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 [2021-12-14 23:02:36,162 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:02:36,162 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-14 23:02:36,162 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:36,162 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:36,162 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:02:36,170 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-14 23:02:36,170 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-14 23:02:48,213 INFO L525 LassoAnalysis]: Proving termination failed: SMT Solver returned 'unknown'. [2021-12-14 23:02:48,217 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 [2021-12-14 23:02:48,218 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:48,218 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:48,219 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) [2021-12-14 23:02:48,220 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 [2021-12-14 23:02:48,220 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 [2021-12-14 23:02:48,235 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:02:48,235 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-14 23:02:48,235 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:02:48,235 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:48,235 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:48,235 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:02:48,237 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:02:48,237 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:02:48,259 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:48,274 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2021-12-14 23:02:48,274 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-12-14 23:02:48,274 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:48,274 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:48,275 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) [2021-12-14 23:02:48,276 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 [2021-12-14 23:02:48,277 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:02:48,282 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:02:48,283 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:02:48,283 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:48,283 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:48,283 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:02:48,286 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-14 23:02:48,286 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-14 23:02:48,319 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:48,336 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-12-14 23:02:48,336 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:48,336 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:48,337 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) [2021-12-14 23:02:48,358 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 [2021-12-14 23:02:48,364 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:02:48,365 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:02:48,365 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:02:48,365 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:48,365 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:48,365 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:02:48,366 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 23:02:48,366 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:02:48,372 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 [2021-12-14 23:02:48,372 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:02:48,386 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2021-12-14 23:02:48,387 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:02:48,387 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:02:48,387 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) [2021-12-14 23:02:48,388 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 [2021-12-14 23:02:48,389 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 [2021-12-14 23:02:48,396 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:02:48,396 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:02:48,396 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:02:48,396 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:02:48,396 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:02:48,409 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-14 23:02:48,409 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-14 23:03:00,454 INFO L525 LassoAnalysis]: Proving termination failed: SMT Solver returned 'unknown'. [2021-12-14 23:03:00,459 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 [2021-12-14 23:03:00,459 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:00,459 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:00,460 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) [2021-12-14 23:03:00,463 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 [2021-12-14 23:03:00,464 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 [2021-12-14 23:03:00,472 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:03:00,472 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:03:00,472 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:03:00,472 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:00,472 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:00,472 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:03:00,480 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 23:03:00,480 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:03:00,511 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:00,546 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 [2021-12-14 23:03:00,547 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-12-14 23:03:00,547 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:00,547 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:00,548 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) [2021-12-14 23:03:00,549 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 [2021-12-14 23:03:00,550 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 [2021-12-14 23:03:00,556 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:03:00,557 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:03:00,557 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:00,557 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:00,557 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:03:00,559 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-14 23:03:00,560 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-14 23:03:00,575 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:00,612 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 [2021-12-14 23:03:00,612 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:00,612 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:00,613 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) [2021-12-14 23:03:00,614 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 [2021-12-14 23:03:00,615 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 [2021-12-14 23:03:00,621 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:03:00,621 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:03:00,621 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:03:00,622 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:00,622 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:00,622 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:03:00,622 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:03:00,623 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:03:00,624 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:00,639 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 [2021-12-14 23:03:00,639 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:00,639 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:00,640 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) [2021-12-14 23:03:00,641 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 [2021-12-14 23:03:00,642 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 [2021-12-14 23:03:00,648 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:03:00,648 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:03:00,648 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:00,648 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:00,648 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:03:00,655 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-14 23:03:00,655 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-14 23:03:00,698 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:00,715 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 [2021-12-14 23:03:00,715 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:00,715 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:00,716 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) [2021-12-14 23:03:00,717 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 [2021-12-14 23:03:00,718 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 [2021-12-14 23:03:00,724 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:03:00,724 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:03:00,724 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:03:00,724 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:00,724 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:00,724 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:03:00,725 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:03:00,725 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:03:00,733 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:00,750 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 [2021-12-14 23:03:00,750 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-12-14 23:03:00,750 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:00,750 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:00,751 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) [2021-12-14 23:03:00,752 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 [2021-12-14 23:03:00,753 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 [2021-12-14 23:03:00,759 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:03:00,759 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:03:00,759 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:00,759 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:00,759 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-14 23:03:00,764 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-12-14 23:03:00,764 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-12-14 23:03:00,783 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:00,798 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-12-14 23:03:00,798 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:00,798 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:00,799 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) [2021-12-14 23:03:00,817 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 [2021-12-14 23:03:00,818 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 [2021-12-14 23:03:00,824 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:03:00,824 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:03:00,824 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:03:00,824 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:00,824 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:00,824 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-14 23:03:00,825 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:03:00,826 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:03:00,827 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:00,842 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 [2021-12-14 23:03:00,842 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:00,842 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:00,843 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) [2021-12-14 23:03:00,844 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 [2021-12-14 23:03:00,845 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 [2021-12-14 23:03:00,852 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:03:00,852 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:03:00,852 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:00,852 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:00,852 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-14 23:03:00,862 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-12-14 23:03:00,862 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-12-14 23:03:01,442 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:01,460 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 [2021-12-14 23:03:01,460 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:01,461 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:01,475 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) [2021-12-14 23:03:01,476 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 [2021-12-14 23:03:01,477 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 [2021-12-14 23:03:01,483 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:03:01,483 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:03:01,483 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:03:01,483 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:01,483 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:01,483 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-14 23:03:01,485 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:03:01,485 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:03:01,501 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:01,515 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-12-14 23:03:01,516 INFO L469 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2021-12-14 23:03:01,516 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 11#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~A~0#1, main_~B~0#1, main_~r~0#1, main_~d~0#1, main_~p~0#1, main_~q~0#1;havoc main_~A~0#1;havoc main_~B~0#1;havoc main_~r~0#1;havoc main_~d~0#1;havoc main_~p~0#1;havoc main_~q~0#1;main_~A~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~B~0#1 := 1;main_~r~0#1 := main_~A~0#1;main_~d~0#1 := main_~B~0#1;main_~p~0#1 := 1;main_~q~0#1 := 0; 10#L33-2true assume !false; 12#L37true assume !!(main_~B~0#1 * main_~p~0#1 - main_~d~0#1 + main_~r~0#1 >= main_~d~0#1);main_~d~0#1 := 2 * main_~d~0#1;main_~p~0#1 := 2 * main_~p~0#1; 10#L33-2true [2021-12-14 23:03:01,516 INFO L793 eck$LassoCheckResult]: Loop: 10#L33-2true assume !false; 12#L37true assume !!(main_~B~0#1 * main_~p~0#1 - main_~d~0#1 + main_~r~0#1 >= main_~d~0#1);main_~d~0#1 := 2 * main_~d~0#1;main_~p~0#1 := 2 * main_~p~0#1; 10#L33-2true [2021-12-14 23:03:01,517 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:03:01,517 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 2 times [2021-12-14 23:03:01,517 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:03:01,517 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [159005653] [2021-12-14 23:03:01,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:03:01,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:03:01,520 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-14 23:03:01,533 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [900506337] [2021-12-14 23:03:01,533 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-14 23:03:01,533 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-14 23:03:01,534 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:01,549 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-14 23:03:01,550 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (42)] Waiting until timeout for monitored process [2021-12-14 23:03:01,567 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-12-14 23:03:01,567 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-12-14 23:03:01,567 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:03:01,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:03:01,575 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:03:01,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:03:01,576 INFO L85 PathProgramCache]: Analyzing trace with hash 1318, now seen corresponding path program 2 times [2021-12-14 23:03:01,576 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:03:01,577 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1854762365] [2021-12-14 23:03:01,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:03:01,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:03:01,580 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-14 23:03:01,582 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2052216473] [2021-12-14 23:03:01,584 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-14 23:03:01,584 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-14 23:03:01,585 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:01,585 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-14 23:03:01,618 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-12-14 23:03:01,619 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-12-14 23:03:01,619 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:03:01,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:03:01,623 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:03:01,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:03:01,623 INFO L85 PathProgramCache]: Analyzing trace with hash 889694157, now seen corresponding path program 3 times [2021-12-14 23:03:01,623 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:03:01,623 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1157260469] [2021-12-14 23:03:01,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:03:01,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:03:01,626 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-14 23:03:01,628 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [138958811] [2021-12-14 23:03:01,628 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-12-14 23:03:01,628 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-14 23:03:01,628 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:01,629 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (43)] Waiting until timeout for monitored process [2021-12-14 23:03:01,636 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-14 23:03:01,666 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-12-14 23:03:01,666 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-12-14 23:03:01,667 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:03:01,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:03:01,672 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:03:01,673 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Waiting until timeout for monitored process [2021-12-14 23:03:01,758 INFO L210 LassoAnalysis]: Preferences: [2021-12-14 23:03:01,758 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-14 23:03:01,758 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-14 23:03:01,758 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-14 23:03:01,759 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-14 23:03:01,759 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:01,759 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-14 23:03:01,759 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-14 23:03:01,759 INFO L133 ssoRankerPreferences]: Filename of dumped script: hard2-both-t.c_Iteration1_Lasso [2021-12-14 23:03:01,759 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-14 23:03:01,759 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-14 23:03:01,762 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:03:01,764 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:03:01,766 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:03:01,768 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:03:01,825 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-14 23:03:01,825 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-14 23:03:01,825 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:01,825 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:01,826 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) [2021-12-14 23:03:01,840 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-14 23:03:01,840 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-14 23:03:01,849 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 [2021-12-14 23:03:01,858 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-14 23:03:01,858 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0#1=0} Honda state: {ULTIMATE.start_main_#t~nondet0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-14 23:03:01,874 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2021-12-14 23:03:01,875 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:01,875 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:01,876 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) [2021-12-14 23:03:01,886 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-14 23:03:01,886 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-14 23:03:01,894 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 [2021-12-14 23:03:01,903 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-14 23:03:01,903 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~q~0#1=0} Honda state: {ULTIMATE.start_main_~q~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-14 23:03:01,920 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 [2021-12-14 23:03:01,920 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:01,920 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:01,930 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) [2021-12-14 23:03:01,931 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 [2021-12-14 23:03:01,932 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-14 23:03:01,932 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-14 23:03:01,963 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-14 23:03:01,963 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res#1=0} Honda state: {ULTIMATE.start_main_#res#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-14 23:03:01,978 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 [2021-12-14 23:03:01,979 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:01,979 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:01,980 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) [2021-12-14 23:03:01,981 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 [2021-12-14 23:03:01,982 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-14 23:03:01,982 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-14 23:03:02,018 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 [2021-12-14 23:03:02,018 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:02,018 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:02,019 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) [2021-12-14 23:03:02,020 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 [2021-12-14 23:03:02,021 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-14 23:03:02,021 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-14 23:03:02,044 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-14 23:03:02,059 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2021-12-14 23:03:02,059 INFO L210 LassoAnalysis]: Preferences: [2021-12-14 23:03:02,059 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-14 23:03:02,059 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-14 23:03:02,059 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-14 23:03:02,059 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-14 23:03:02,059 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:02,059 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-14 23:03:02,059 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-14 23:03:02,059 INFO L133 ssoRankerPreferences]: Filename of dumped script: hard2-both-t.c_Iteration1_Lasso [2021-12-14 23:03:02,059 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-14 23:03:02,059 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-14 23:03:02,061 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:03:02,062 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:03:02,064 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:03:02,066 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:03:02,131 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-14 23:03:02,132 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-14 23:03:02,132 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:02,132 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:02,138 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) [2021-12-14 23:03:02,164 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 [2021-12-14 23:03:02,164 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:03:02,170 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:03:02,170 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:03:02,170 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:02,170 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:02,170 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:03:02,170 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:03:02,170 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:03:02,176 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:02,191 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2021-12-14 23:03:02,191 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:02,192 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:02,192 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) [2021-12-14 23:03:02,195 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 [2021-12-14 23:03:02,195 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 [2021-12-14 23:03:02,200 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:03:02,200 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:02,200 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:02,200 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:03:02,201 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:03:02,201 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:03:02,211 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:02,225 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2021-12-14 23:03:02,225 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:02,226 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:02,226 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) [2021-12-14 23:03:02,227 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 [2021-12-14 23:03:02,228 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 [2021-12-14 23:03:02,233 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:03:02,233 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:03:02,233 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:02,234 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:02,234 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:03:02,234 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:03:02,234 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:03:02,237 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:02,252 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2021-12-14 23:03:02,252 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:02,252 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:02,253 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) [2021-12-14 23:03:02,254 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 [2021-12-14 23:03:02,255 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 [2021-12-14 23:03:02,260 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:03:02,260 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:02,260 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:02,260 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:03:02,263 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:03:02,264 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:03:02,275 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:02,291 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 [2021-12-14 23:03:02,292 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-12-14 23:03:02,292 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:02,292 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:02,293 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) [2021-12-14 23:03:02,300 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:03:02,303 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 [2021-12-14 23:03:02,306 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:03:02,306 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:03:02,306 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:02,306 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:02,306 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:03:02,306 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 23:03:02,306 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:03:02,309 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:02,326 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2021-12-14 23:03:02,326 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:02,326 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:02,327 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) [2021-12-14 23:03:02,327 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 [2021-12-14 23:03:02,329 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 [2021-12-14 23:03:02,334 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:03:02,334 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:02,334 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:02,334 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:03:02,337 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-14 23:03:02,337 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-14 23:03:02,346 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:02,361 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2021-12-14 23:03:02,361 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:02,361 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:02,362 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) [2021-12-14 23:03:02,363 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 [2021-12-14 23:03:02,364 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 [2021-12-14 23:03:02,369 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:03:02,370 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:03:02,370 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:02,370 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:02,370 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:03:02,370 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 23:03:02,370 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:03:02,371 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:02,388 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2021-12-14 23:03:02,388 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:02,388 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:02,389 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) [2021-12-14 23:03:02,389 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 [2021-12-14 23:03:02,390 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:03:02,396 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:03:02,397 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:02,397 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:02,397 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:03:02,412 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-14 23:03:02,412 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-14 23:03:02,438 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:02,456 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 [2021-12-14 23:03:02,457 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-12-14 23:03:02,457 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:02,457 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:02,458 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) [2021-12-14 23:03:02,459 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 [2021-12-14 23:03:02,462 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 [2021-12-14 23:03:02,467 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:03:02,467 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:03:02,467 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:02,467 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:02,467 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:03:02,467 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:03:02,468 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:03:02,483 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:02,513 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2021-12-14 23:03:02,514 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:02,514 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:02,515 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) [2021-12-14 23:03:02,532 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 [2021-12-14 23:03:02,538 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:03:02,538 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:02,538 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:02,538 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:03:02,540 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-14 23:03:02,540 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-14 23:03:02,544 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 [2021-12-14 23:03:02,559 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:02,576 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 [2021-12-14 23:03:02,576 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:02,576 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:02,577 INFO L229 MonitoredProcess]: Starting monitored process 60 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) [2021-12-14 23:03:02,604 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 [2021-12-14 23:03:02,609 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:03:02,609 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:03:02,609 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:02,609 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:02,609 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:03:02,610 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:03:02,610 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:03:02,613 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-12-14 23:03:02,619 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:02,635 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2021-12-14 23:03:02,636 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:02,636 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:02,636 INFO L229 MonitoredProcess]: Starting monitored process 61 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) [2021-12-14 23:03:02,663 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-12-14 23:03:02,665 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 [2021-12-14 23:03:02,671 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:03:02,671 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:02,671 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:02,671 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:03:02,677 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-14 23:03:02,677 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-14 23:03:02,712 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:02,729 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2021-12-14 23:03:02,729 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-12-14 23:03:02,730 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:02,730 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:02,730 INFO L229 MonitoredProcess]: Starting monitored process 62 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) [2021-12-14 23:03:02,751 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-12-14 23:03:02,751 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 [2021-12-14 23:03:02,757 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:03:02,757 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:03:02,757 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:02,757 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:02,757 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:03:02,758 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 23:03:02,758 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:03:02,773 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:02,803 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2021-12-14 23:03:02,804 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:02,804 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:02,805 INFO L229 MonitoredProcess]: Starting monitored process 63 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) [2021-12-14 23:03:02,805 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-12-14 23:03:02,807 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 [2021-12-14 23:03:02,813 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:03:02,813 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:02,813 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:02,813 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:03:02,815 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-14 23:03:02,816 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-14 23:03:02,831 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:02,848 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2021-12-14 23:03:02,848 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:02,849 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:02,863 INFO L229 MonitoredProcess]: Starting monitored process 64 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) [2021-12-14 23:03:02,864 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-12-14 23:03:02,865 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 [2021-12-14 23:03:02,871 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:03:02,871 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:03:02,871 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:02,871 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:02,872 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:03:02,872 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 23:03:02,872 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:03:02,887 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:02,904 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2021-12-14 23:03:02,904 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:02,904 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:02,905 INFO L229 MonitoredProcess]: Starting monitored process 65 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) [2021-12-14 23:03:02,906 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-12-14 23:03:02,907 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 [2021-12-14 23:03:02,914 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:03:02,914 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:02,914 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:02,914 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:03:02,921 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-14 23:03:02,921 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-14 23:03:02,967 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:02,985 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2021-12-14 23:03:02,985 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-12-14 23:03:02,985 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:02,985 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:02,986 INFO L229 MonitoredProcess]: Starting monitored process 66 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) [2021-12-14 23:03:02,987 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-12-14 23:03:02,988 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 [2021-12-14 23:03:02,994 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:03:02,994 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:03:02,994 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:03:02,994 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:02,994 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:02,994 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:03:02,995 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 23:03:02,995 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:03:03,010 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:03,025 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2021-12-14 23:03:03,026 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:03,026 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:03,026 INFO L229 MonitoredProcess]: Starting monitored process 67 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) [2021-12-14 23:03:03,027 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-12-14 23:03:03,028 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 [2021-12-14 23:03:03,034 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:03:03,034 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:03:03,034 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:03,034 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:03,034 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:03:03,036 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-14 23:03:03,036 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-14 23:03:03,039 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:03,056 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2021-12-14 23:03:03,057 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:03,057 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:03,058 INFO L229 MonitoredProcess]: Starting monitored process 68 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) [2021-12-14 23:03:03,058 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-12-14 23:03:03,059 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 [2021-12-14 23:03:03,065 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:03:03,066 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:03:03,066 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:03:03,066 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:03,066 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:03,066 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:03:03,067 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 23:03:03,067 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:03:03,068 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:03,083 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2021-12-14 23:03:03,084 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:03,084 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:03,084 INFO L229 MonitoredProcess]: Starting monitored process 69 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) [2021-12-14 23:03:03,085 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-12-14 23:03:03,086 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 [2021-12-14 23:03:03,092 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:03:03,092 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:03:03,093 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:03,093 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:03,093 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 23:03:03,097 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-14 23:03:03,097 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-14 23:03:03,308 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:03,323 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2021-12-14 23:03:03,324 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-12-14 23:03:03,324 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:03,324 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:03,325 INFO L229 MonitoredProcess]: Starting monitored process 70 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) [2021-12-14 23:03:03,325 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-12-14 23:03:03,326 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 [2021-12-14 23:03:03,332 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:03:03,332 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-14 23:03:03,332 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:03:03,332 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:03,332 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:03,332 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:03:03,333 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:03:03,333 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:03:03,335 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:03,349 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2021-12-14 23:03:03,349 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:03,350 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:03,350 INFO L229 MonitoredProcess]: Starting monitored process 71 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) [2021-12-14 23:03:03,352 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-12-14 23:03:03,354 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 [2021-12-14 23:03:03,360 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:03:03,361 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-14 23:03:03,361 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:03,361 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:03,361 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:03:03,365 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-14 23:03:03,365 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-14 23:03:03,379 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:03,393 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2021-12-14 23:03:03,394 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:03,394 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:03,395 INFO L229 MonitoredProcess]: Starting monitored process 72 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) [2021-12-14 23:03:03,398 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-12-14 23:03:03,398 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 [2021-12-14 23:03:03,405 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:03:03,405 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-14 23:03:03,405 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:03:03,405 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:03,405 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:03,405 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:03:03,406 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:03:03,406 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:03:03,409 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:03,424 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2021-12-14 23:03:03,424 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:03,424 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:03,425 INFO L229 MonitoredProcess]: Starting monitored process 73 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) [2021-12-14 23:03:03,426 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-12-14 23:03:03,464 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 [2021-12-14 23:03:03,472 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:03:03,472 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-14 23:03:03,472 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:03,472 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:03,472 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:03:03,478 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-14 23:03:03,479 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-14 23:03:15,516 INFO L525 LassoAnalysis]: Proving termination failed: SMT Solver returned 'unknown'. [2021-12-14 23:03:15,519 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2021-12-14 23:03:15,520 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-12-14 23:03:15,520 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:15,520 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:15,521 INFO L229 MonitoredProcess]: Starting monitored process 74 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) [2021-12-14 23:03:15,522 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-12-14 23:03:15,526 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 [2021-12-14 23:03:15,531 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:03:15,532 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:03:15,532 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:03:15,532 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:15,532 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:15,532 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:03:15,533 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 23:03:15,533 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:03:15,535 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:15,549 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2021-12-14 23:03:15,550 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:15,550 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:15,551 INFO L229 MonitoredProcess]: Starting monitored process 75 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) [2021-12-14 23:03:15,552 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-12-14 23:03:15,553 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 [2021-12-14 23:03:15,559 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:03:15,559 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:03:15,559 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:15,559 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:15,559 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:03:15,561 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-14 23:03:15,562 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-14 23:03:15,580 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:15,595 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2021-12-14 23:03:15,595 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:15,596 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:15,596 INFO L229 MonitoredProcess]: Starting monitored process 76 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) [2021-12-14 23:03:15,597 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-12-14 23:03:15,598 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 [2021-12-14 23:03:15,603 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:03:15,604 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:03:15,604 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:03:15,604 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:15,604 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:15,604 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:03:15,605 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 23:03:15,605 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:03:15,620 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:15,637 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2021-12-14 23:03:15,637 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:15,637 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:15,638 INFO L229 MonitoredProcess]: Starting monitored process 77 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) [2021-12-14 23:03:15,638 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-12-14 23:03:15,639 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:03:15,646 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:03:15,646 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:03:15,646 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:15,646 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:15,646 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 23:03:15,656 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-14 23:03:15,656 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-14 23:03:27,719 INFO L525 LassoAnalysis]: Proving termination failed: SMT Solver returned 'unknown'. [2021-12-14 23:03:27,723 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2021-12-14 23:03:27,724 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-12-14 23:03:27,724 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:27,724 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:27,725 INFO L229 MonitoredProcess]: Starting monitored process 78 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) [2021-12-14 23:03:27,725 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2021-12-14 23:03:27,726 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 [2021-12-14 23:03:27,732 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:03:27,732 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:03:27,732 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:03:27,732 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:27,733 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:27,733 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:03:27,733 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:03:27,733 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:03:27,748 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:27,765 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2021-12-14 23:03:27,765 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:27,766 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:27,771 INFO L229 MonitoredProcess]: Starting monitored process 79 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) [2021-12-14 23:03:27,774 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2021-12-14 23:03:27,774 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 [2021-12-14 23:03:27,780 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:03:27,780 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:03:27,781 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:27,781 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:27,781 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:03:27,782 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-14 23:03:27,782 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-14 23:03:27,798 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:27,814 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2021-12-14 23:03:27,819 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:27,819 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:27,820 INFO L229 MonitoredProcess]: Starting monitored process 80 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) [2021-12-14 23:03:27,820 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2021-12-14 23:03:27,821 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 [2021-12-14 23:03:27,827 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:03:27,827 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:03:27,827 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:03:27,828 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:27,828 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:27,828 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:03:27,828 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 23:03:27,828 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:03:27,843 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:27,861 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2021-12-14 23:03:27,861 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:27,861 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:27,862 INFO L229 MonitoredProcess]: Starting monitored process 81 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) [2021-12-14 23:03:27,863 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-12-14 23:03:27,864 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 [2021-12-14 23:03:27,871 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:03:27,871 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 23:03:27,871 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:27,871 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:27,871 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 23:03:27,877 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-14 23:03:27,877 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-14 23:03:27,921 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:27,937 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2021-12-14 23:03:27,937 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-12-14 23:03:27,937 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:27,938 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:27,938 INFO L229 MonitoredProcess]: Starting monitored process 82 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) [2021-12-14 23:03:27,939 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2021-12-14 23:03:27,940 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 [2021-12-14 23:03:27,946 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:03:27,946 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:03:27,946 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:03:27,946 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:27,946 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:27,946 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-14 23:03:27,947 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:03:27,947 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:03:27,952 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:27,969 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2021-12-14 23:03:27,970 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:27,970 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:27,972 INFO L229 MonitoredProcess]: Starting monitored process 83 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) [2021-12-14 23:03:27,972 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2021-12-14 23:03:27,974 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 [2021-12-14 23:03:27,980 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:03:27,980 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:03:27,980 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:27,980 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:27,980 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-14 23:03:27,983 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-12-14 23:03:27,983 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-12-14 23:03:27,994 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:28,011 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2021-12-14 23:03:28,011 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:28,011 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:28,012 INFO L229 MonitoredProcess]: Starting monitored process 84 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) [2021-12-14 23:03:28,013 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2021-12-14 23:03:28,014 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 [2021-12-14 23:03:28,020 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:03:28,020 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:03:28,020 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:03:28,020 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:28,020 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:28,020 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-14 23:03:28,021 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:03:28,021 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:03:28,036 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:28,051 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2021-12-14 23:03:28,052 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:03:28,052 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:03:28,052 INFO L229 MonitoredProcess]: Starting monitored process 85 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) [2021-12-14 23:03:28,053 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2021-12-14 23:03:28,054 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 [2021-12-14 23:03:28,061 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 23:03:28,061 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 23:03:28,061 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:03:28,061 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:03:28,061 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-14 23:03:28,070 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-12-14 23:03:28,070 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-12-14 23:03:28,906 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:03:28,922 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2021-12-14 23:03:28,925 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 14.12 11:03:28 BoogieIcfgContainer [2021-12-14 23:03:28,926 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-12-14 23:03:28,926 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-14 23:03:28,926 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-14 23:03:28,926 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-14 23:03:28,926 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:02:33" (3/4) ... [2021-12-14 23:03:28,928 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-14 23:03:28,928 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-14 23:03:28,929 INFO L158 Benchmark]: Toolchain (without parser) took 55423.83ms. Allocated memory was 96.5MB in the beginning and 125.8MB in the end (delta: 29.4MB). Free memory was 68.3MB in the beginning and 94.4MB in the end (delta: -26.1MB). Peak memory consumption was 3.5MB. Max. memory is 16.1GB. [2021-12-14 23:03:28,929 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 96.5MB. Free memory was 56.1MB in the beginning and 56.0MB in the end (delta: 69.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-14 23:03:28,929 INFO L158 Benchmark]: CACSL2BoogieTranslator took 172.26ms. Allocated memory is still 96.5MB. Free memory was 68.3MB in the beginning and 74.2MB in the end (delta: -5.9MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. [2021-12-14 23:03:28,929 INFO L158 Benchmark]: Boogie Procedure Inliner took 17.63ms. Allocated memory is still 96.5MB. Free memory was 74.2MB in the beginning and 73.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-14 23:03:28,929 INFO L158 Benchmark]: Boogie Preprocessor took 17.15ms. Allocated memory is still 96.5MB. Free memory was 73.1MB in the beginning and 72.2MB in the end (delta: 900.0kB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-12-14 23:03:28,929 INFO L158 Benchmark]: RCFGBuilder took 180.08ms. Allocated memory is still 96.5MB. Free memory was 71.8MB in the beginning and 63.8MB in the end (delta: 8.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-14 23:03:28,930 INFO L158 Benchmark]: BuchiAutomizer took 55030.46ms. Allocated memory was 96.5MB in the beginning and 125.8MB in the end (delta: 29.4MB). Free memory was 63.4MB in the beginning and 94.4MB in the end (delta: -31.0MB). Peak memory consumption was 57.2MB. Max. memory is 16.1GB. [2021-12-14 23:03:28,930 INFO L158 Benchmark]: Witness Printer took 2.03ms. Allocated memory is still 125.8MB. Free memory is still 94.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-14 23:03:28,931 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 96.5MB. Free memory was 56.1MB in the beginning and 56.0MB in the end (delta: 69.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 172.26ms. Allocated memory is still 96.5MB. Free memory was 68.3MB in the beginning and 74.2MB in the end (delta: -5.9MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 17.63ms. Allocated memory is still 96.5MB. Free memory was 74.2MB in the beginning and 73.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 17.15ms. Allocated memory is still 96.5MB. Free memory was 73.1MB in the beginning and 72.2MB in the end (delta: 900.0kB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 180.08ms. Allocated memory is still 96.5MB. Free memory was 71.8MB in the beginning and 63.8MB in the end (delta: 8.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 55030.46ms. Allocated memory was 96.5MB in the beginning and 125.8MB in the end (delta: 29.4MB). Free memory was 63.4MB in the beginning and 94.4MB in the end (delta: -31.0MB). Peak memory consumption was 57.2MB. Max. memory is 16.1GB. * Witness Printer took 2.03ms. Allocated memory is still 125.8MB. Free memory is still 94.4MB. 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 54.9s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 54.9s. 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: inital41 mio100 ax100 hnf100 lsp92 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq178 hnf91 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unknown Degree: 3 Time: 12081ms VariablesStem: 5 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 5 MotzkinApplications: 15 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 3 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_~A~0#1, main_~B~0#1, main_~r~0#1, main_~d~0#1, main_~p~0#1, main_~q~0#1;havoc main_~A~0#1;havoc main_~B~0#1;havoc main_~r~0#1;havoc main_~d~0#1;havoc main_~p~0#1;havoc main_~q~0#1;main_~A~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~B~0#1 := 1;main_~r~0#1 := main_~A~0#1;main_~d~0#1 := main_~B~0#1;main_~p~0#1 := 1;main_~q~0#1 := 0;" "assume !false;" "assume !!(main_~B~0#1 * main_~p~0#1 - main_~d~0#1 + main_~r~0#1 >= main_~d~0#1);main_~d~0#1 := 2 * main_~d~0#1;main_~p~0#1 := 2 * main_~p~0#1;" Loop: "assume !false;" "assume !!(main_~B~0#1 * main_~p~0#1 - main_~d~0#1 + main_~r~0#1 >= main_~d~0#1);main_~d~0#1 := 2 * main_~d~0#1;main_~p~0#1 := 2 * main_~p~0#1;" RESULT: Ultimate could not prove your program: unable to determine termination [2021-12-14 23:03:28,960 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Ended with exit code 0 [2021-12-14 23:03:29,177 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (43)] Forceful destruction successful, exit code 0 [2021-12-14 23:03:29,375 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (42)] Forceful destruction successful, exit code 0 [2021-12-14 23:03:29,575 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-12-14 23:03:29,776 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-12-14 23:03:29,976 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*32bit*_Bitvector*.epf No suitable settings file found using Termination*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN