./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-nla/ps6-both-t.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version c3fed411 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/termination-nla/ps6-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 8714f16c1ccb3a98ee40083c859e54a4506b8ba33fb8c9b1ab2e7b84d1cea7ec --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-19 17:24:20,596 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-19 17:24:20,598 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-19 17:24:20,662 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-19 17:24:20,663 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-19 17:24:20,666 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-19 17:24:20,667 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-19 17:24:20,670 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-19 17:24:20,672 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-19 17:24:20,675 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-19 17:24:20,676 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-19 17:24:20,677 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-19 17:24:20,678 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-19 17:24:20,680 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-19 17:24:20,682 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-19 17:24:20,684 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-19 17:24:20,685 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-19 17:24:20,686 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-19 17:24:20,688 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-19 17:24:20,693 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-19 17:24:20,694 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-19 17:24:20,695 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-19 17:24:20,696 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-19 17:24:20,697 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-19 17:24:20,702 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-19 17:24:20,703 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-19 17:24:20,703 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-19 17:24:20,704 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-19 17:24:20,705 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-19 17:24:20,706 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-19 17:24:20,706 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-19 17:24:20,707 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-19 17:24:20,708 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-19 17:24:20,709 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-19 17:24:20,711 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-19 17:24:20,711 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-19 17:24:20,712 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-19 17:24:20,712 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-19 17:24:20,712 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-19 17:24:20,713 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-19 17:24:20,714 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-19 17:24:20,715 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-12-19 17:24:20,738 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-19 17:24:20,738 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-19 17:24:20,738 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-19 17:24:20,738 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-19 17:24:20,739 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-19 17:24:20,739 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-19 17:24:20,739 INFO L138 SettingsManager]: * Use SBE=true [2021-12-19 17:24:20,740 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-19 17:24:20,740 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-19 17:24:20,740 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-19 17:24:20,741 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-19 17:24:20,741 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-19 17:24:20,741 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-19 17:24:20,742 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-19 17:24:20,742 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-19 17:24:20,742 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-19 17:24:20,742 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-19 17:24:20,742 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-19 17:24:20,743 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-19 17:24:20,743 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-19 17:24:20,743 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-19 17:24:20,743 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-19 17:24:20,743 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-19 17:24:20,744 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-19 17:24:20,744 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-19 17:24:20,744 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-19 17:24:20,744 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-19 17:24:20,744 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-19 17:24:20,745 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-19 17:24:20,745 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-19 17:24:20,745 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-19 17:24:20,745 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-19 17:24:20,746 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-19 17:24:20,746 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8714f16c1ccb3a98ee40083c859e54a4506b8ba33fb8c9b1ab2e7b84d1cea7ec [2021-12-19 17:24:20,970 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-19 17:24:20,999 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-19 17:24:21,001 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-19 17:24:21,002 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-19 17:24:21,003 INFO L275 PluginConnector]: CDTParser initialized [2021-12-19 17:24:21,004 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-nla/ps6-both-t.c [2021-12-19 17:24:21,079 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0005a74b2/8280b9ef44d347ad8d9ca433671381a1/FLAGc14006227 [2021-12-19 17:24:21,466 INFO L306 CDTParser]: Found 1 translation units. [2021-12-19 17:24:21,466 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-nla/ps6-both-t.c [2021-12-19 17:24:21,472 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0005a74b2/8280b9ef44d347ad8d9ca433671381a1/FLAGc14006227 [2021-12-19 17:24:21,482 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0005a74b2/8280b9ef44d347ad8d9ca433671381a1 [2021-12-19 17:24:21,484 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-19 17:24:21,485 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-19 17:24:21,489 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-19 17:24:21,489 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-19 17:24:21,492 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-19 17:24:21,492 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 05:24:21" (1/1) ... [2021-12-19 17:24:21,493 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56e292b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:24:21, skipping insertion in model container [2021-12-19 17:24:21,493 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 05:24:21" (1/1) ... [2021-12-19 17:24:21,499 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-19 17:24:21,510 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-19 17:24:21,637 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-19 17:24:21,641 INFO L203 MainTranslator]: Completed pre-run [2021-12-19 17:24:21,659 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-19 17:24:21,668 INFO L208 MainTranslator]: Completed translation [2021-12-19 17:24:21,668 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:24:21 WrapperNode [2021-12-19 17:24:21,669 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-19 17:24:21,670 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-19 17:24:21,671 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-19 17:24:21,671 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-19 17:24:21,677 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:24:21" (1/1) ... [2021-12-19 17:24:21,680 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:24:21" (1/1) ... [2021-12-19 17:24:21,694 INFO L137 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 22 [2021-12-19 17:24:21,694 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-19 17:24:21,695 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-19 17:24:21,695 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-19 17:24:21,696 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-19 17:24:21,706 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:24:21" (1/1) ... [2021-12-19 17:24:21,707 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:24:21" (1/1) ... [2021-12-19 17:24:21,708 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:24:21" (1/1) ... [2021-12-19 17:24:21,708 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:24:21" (1/1) ... [2021-12-19 17:24:21,710 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:24:21" (1/1) ... [2021-12-19 17:24:21,713 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:24:21" (1/1) ... [2021-12-19 17:24:21,716 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:24:21" (1/1) ... [2021-12-19 17:24:21,717 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-19 17:24:21,718 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-19 17:24:21,718 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-19 17:24:21,719 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-19 17:24:21,720 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:24:21" (1/1) ... [2021-12-19 17:24:21,726 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:24:21,735 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:24:21,748 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:24:21,759 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-12-19 17:24:21,785 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-19 17:24:21,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-19 17:24:21,826 INFO L236 CfgBuilder]: Building ICFG [2021-12-19 17:24:21,827 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-19 17:24:21,886 INFO L277 CfgBuilder]: Performing block encoding [2021-12-19 17:24:21,890 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-19 17:24:21,891 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-19 17:24:21,892 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 05:24:21 BoogieIcfgContainer [2021-12-19 17:24:21,892 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-19 17:24:21,893 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-19 17:24:21,893 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-19 17:24:21,896 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-19 17:24:21,896 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-19 17:24:21,896 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.12 05:24:21" (1/3) ... [2021-12-19 17:24:21,897 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2073801c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.12 05:24:21, skipping insertion in model container [2021-12-19 17:24:21,897 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-19 17:24:21,897 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:24:21" (2/3) ... [2021-12-19 17:24:21,898 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2073801c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.12 05:24:21, skipping insertion in model container [2021-12-19 17:24:21,898 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-19 17:24:21,898 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 05:24:21" (3/3) ... [2021-12-19 17:24:21,899 INFO L388 chiAutomizerObserver]: Analyzing ICFG ps6-both-t.c [2021-12-19 17:24:21,932 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-19 17:24:21,933 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-19 17:24:21,933 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-19 17:24:21,933 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-19 17:24:21,933 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-19 17:24:21,933 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-19 17:24:21,933 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-19 17:24:21,934 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-19 17:24:21,943 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 17:24:21,956 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-12-19 17:24:21,956 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 17:24:21,956 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 17:24:21,960 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-19 17:24:21,960 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-12-19 17:24:21,961 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-19 17:24:21,961 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 17:24:21,962 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-12-19 17:24:21,962 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 17:24:21,962 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 17:24:21,963 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-19 17:24:21,963 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-12-19 17:24:21,968 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~k~0#1, main_~y~0#1, main_~x~0#1, main_~c~0#1;havoc main_~k~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_~c~0#1;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0;main_~x~0#1 := 0;main_~c~0#1 := 0; 4#L25-2true [2021-12-19 17:24:21,969 INFO L793 eck$LassoCheckResult]: Loop: 4#L25-2true assume !false; 7#L28true assume !!(main_~c~0#1 + -2 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 6 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 5 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + main_~y~0#1 * main_~y~0#1 + 12 * main_~x~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + main_~x~0#1; 4#L25-2true [2021-12-19 17:24:21,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:24:21,975 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2021-12-19 17:24:21,982 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:24:21,982 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [455208361] [2021-12-19 17:24:21,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:24:21,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:24:22,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:24:22,030 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:24:22,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:24:22,043 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:24:22,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:24:22,045 INFO L85 PathProgramCache]: Analyzing trace with hash 1318, now seen corresponding path program 1 times [2021-12-19 17:24:22,046 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:24:22,046 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1679838074] [2021-12-19 17:24:22,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:24:22,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:24:22,052 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-19 17:24:22,052 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [642505125] [2021-12-19 17:24:22,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:24:22,053 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 17:24:22,053 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:24:22,055 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) [2021-12-19 17:24:22,059 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-19 17:24:22,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:24:22,085 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:24:22,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:24:22,092 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:24:22,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:24:22,094 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 1 times [2021-12-19 17:24:22,094 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:24:22,094 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1986347326] [2021-12-19 17:24:22,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:24:22,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:24:22,098 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-19 17:24:22,099 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1374877933] [2021-12-19 17:24:22,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:24:22,099 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 17:24:22,099 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:24:22,109 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) [2021-12-19 17:24:22,128 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-19 17:24:22,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:24:22,154 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:24:22,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:24:22,160 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:33:41,893 WARN L227 SmtUtils]: Spent 9.33m on a formula simplification that was a NOOP. DAG size: 5 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2021-12-19 17:33:41,929 INFO L210 LassoAnalysis]: Preferences: [2021-12-19 17:33:41,930 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-19 17:33:41,930 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-19 17:33:41,930 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-19 17:33:41,930 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-19 17:33:41,930 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:41,930 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-19 17:33:41,931 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-19 17:33:41,931 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps6-both-t.c_Iteration1_Loop [2021-12-19 17:33:41,931 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-19 17:33:41,931 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-19 17:33:41,944 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:42,015 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-19 17:33:42,015 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-19 17:33:42,017 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:42,017 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:42,048 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:42,049 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-12-19 17:33:42,054 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 17:33:42,054 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 17:33:42,096 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-12-19 17:33:42,097 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:42,097 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:42,098 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:42,107 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-12-19 17:33:42,109 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-19 17:33:42,109 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 17:33:42,127 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-19 17:33:42,145 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-12-19 17:33:42,145 INFO L210 LassoAnalysis]: Preferences: [2021-12-19 17:33:42,146 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-19 17:33:42,146 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-19 17:33:42,146 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-19 17:33:42,153 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-19 17:33:42,153 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:42,153 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-19 17:33:42,153 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-19 17:33:42,153 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps6-both-t.c_Iteration1_Loop [2021-12-19 17:33:42,153 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-19 17:33:42,154 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-19 17:33:42,155 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:42,228 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-19 17:33:42,233 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-19 17:33:42,234 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:42,235 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:42,240 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:42,241 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-12-19 17:33:42,243 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:42,251 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:42,252 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:42,252 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:42,252 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:42,252 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:42,256 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:42,256 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:42,271 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:42,286 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-12-19 17:33:42,286 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-12-19 17:33:42,286 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:42,286 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:42,287 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:42,291 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-12-19 17:33:42,294 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:42,301 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:42,301 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:42,301 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:42,301 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:42,301 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-19 17:33:42,304 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-19 17:33:42,304 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:42,320 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:42,346 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-12-19 17:33:42,347 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-12-19 17:33:42,347 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:42,347 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:42,348 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:42,354 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 [2021-12-19 17:33:42,362 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:42,362 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:42,362 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:42,363 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:42,363 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 17:33:42,366 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-19 17:33:42,366 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:42,370 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-12-19 17:33:42,383 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:42,411 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-12-19 17:33:42,411 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-12-19 17:33:42,412 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:42,412 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:42,413 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:42,413 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-12-19 17:33:42,415 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:42,423 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:42,424 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:42,424 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:42,424 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:42,424 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-19 17:33:42,428 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-19 17:33:42,428 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:42,442 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:42,461 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-12-19 17:33:42,462 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-12-19 17:33:42,462 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:42,462 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:42,463 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:42,467 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-12-19 17:33:42,468 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:42,474 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:33:42,475 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-19 17:33:42,475 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:42,475 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:42,475 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:42,475 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-19 17:33:42,479 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-19 17:33:42,479 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:42,492 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:42,507 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-12-19 17:33:42,507 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-12-19 17:33:42,507 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:42,508 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:42,508 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:42,509 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-12-19 17:33:42,510 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:42,522 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:33:42,523 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-19 17:33:42,523 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:42,523 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:42,523 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:42,523 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 17:33:42,529 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-19 17:33:42,529 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:42,547 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:42,562 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-12-19 17:33:42,562 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-12-19 17:33:42,562 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:42,562 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:42,563 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:42,564 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-12-19 17:33:42,565 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:42,572 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:33:42,573 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-19 17:33:42,573 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:42,573 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:42,573 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:42,573 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-19 17:33:42,580 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-19 17:33:42,580 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:42,603 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:42,627 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-12-19 17:33:42,627 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-12-19 17:33:42,627 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:42,627 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:42,628 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:42,634 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:42,642 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:33:42,642 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-19 17:33:42,642 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:42,642 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:42,642 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:42,643 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 17:33:42,646 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-19 17:33:42,646 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:42,650 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-12-19 17:33:42,667 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:42,691 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 [2021-12-19 17:33:42,691 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-12-19 17:33:42,692 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:42,692 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:42,693 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:42,699 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:42,708 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:33:42,708 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-19 17:33:42,708 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:42,708 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:42,708 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:42,708 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-19 17:33:42,715 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:33:42,715 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:42,725 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-12-19 17:33:42,739 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:42,763 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-12-19 17:33:42,780 INFO L210 LassoAnalysis]: Preferences: [2021-12-19 17:33:42,780 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-19 17:33:42,780 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-19 17:33:42,780 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-19 17:33:42,780 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-19 17:33:42,780 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:42,781 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-19 17:33:42,781 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-19 17:33:42,781 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps6-both-t.c_Iteration1_Lasso [2021-12-19 17:33:42,781 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-19 17:33:42,781 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-19 17:33:42,783 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:42,798 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:42,801 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:42,860 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-19 17:33:42,860 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-19 17:33:42,860 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:42,861 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:42,864 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:42,872 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 17:33:42,872 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 17:33:42,883 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-12-19 17:33:42,915 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-12-19 17:33:42,916 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:42,916 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:42,917 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:42,919 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-12-19 17:33:42,920 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-19 17:33:42,920 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 17:33:42,957 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-19 17:33:42,972 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-12-19 17:33:42,972 INFO L210 LassoAnalysis]: Preferences: [2021-12-19 17:33:42,972 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-19 17:33:42,972 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-19 17:33:42,973 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-19 17:33:42,973 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-19 17:33:42,973 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:42,973 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-19 17:33:42,973 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-19 17:33:42,973 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps6-both-t.c_Iteration1_Lasso [2021-12-19 17:33:42,973 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-19 17:33:42,973 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-19 17:33:42,975 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:42,993 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:42,995 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:43,058 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-19 17:33:43,059 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-19 17:33:43,059 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:43,059 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:43,064 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:43,065 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-12-19 17:33:43,066 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:43,074 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:43,074 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:43,074 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:43,074 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:43,084 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:33:43,084 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:33:43,107 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:43,129 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-12-19 17:33:43,129 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:43,129 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:43,130 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:43,130 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-12-19 17:33:43,132 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:43,138 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:43,138 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:43,138 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:43,138 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:43,138 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:43,138 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:43,138 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:43,139 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:43,154 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-12-19 17:33:43,154 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:43,154 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:43,155 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:43,164 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 [2021-12-19 17:33:43,164 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-12-19 17:33:43,170 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:43,170 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:43,170 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:43,170 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:43,170 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:33:43,171 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:33:43,171 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:43,172 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:43,187 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-12-19 17:33:43,188 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-12-19 17:33:43,188 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:43,188 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:43,189 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:43,191 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-12-19 17:33:43,192 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:43,198 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:43,198 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:43,198 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:43,198 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-19 17:33:43,207 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-19 17:33:43,207 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-19 17:33:43,223 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:43,249 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-12-19 17:33:43,250 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:43,250 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:43,251 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:43,258 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:43,265 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:43,265 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:43,265 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:43,266 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:43,266 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-19 17:33:43,266 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-19 17:33:43,266 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:43,268 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-12-19 17:33:43,283 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:43,305 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 [2021-12-19 17:33:43,306 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:43,306 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:43,307 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:43,310 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-12-19 17:33:43,311 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:43,318 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:43,318 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:43,318 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:43,318 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:43,318 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-19 17:33:43,319 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-19 17:33:43,319 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:43,333 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:43,355 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-12-19 17:33:43,355 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-12-19 17:33:43,356 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:43,356 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:43,357 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:43,371 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:43,380 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:43,380 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:43,380 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:43,380 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 17:33:43,388 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-19 17:33:43,388 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-19 17:33:43,399 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-12-19 17:33:43,411 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:43,435 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 [2021-12-19 17:33:43,435 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:43,436 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:43,437 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:43,438 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-12-19 17:33:43,439 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:43,446 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:43,447 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:43,447 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:43,447 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:43,447 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 17:33:43,448 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-19 17:33:43,448 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:43,463 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:43,487 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-12-19 17:33:43,487 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:43,488 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:43,489 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:43,495 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:43,503 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:43,503 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:43,503 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:43,503 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:43,504 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 17:33:43,504 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-19 17:33:43,504 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:43,506 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-12-19 17:33:43,515 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:43,534 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2021-12-19 17:33:43,534 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-12-19 17:33:43,534 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:43,534 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:43,536 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:43,536 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-12-19 17:33:43,537 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:43,544 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:43,545 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:43,545 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:43,545 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-19 17:33:43,556 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-19 17:33:43,556 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-19 17:33:43,579 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:43,594 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-12-19 17:33:43,595 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:43,595 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:43,596 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:43,596 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-12-19 17:33:43,597 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:43,604 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:43,604 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:43,604 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:43,604 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:43,604 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-19 17:33:43,605 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-19 17:33:43,605 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:43,606 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:43,621 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 [2021-12-19 17:33:43,621 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:43,621 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:43,622 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:43,623 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-12-19 17:33:43,625 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:43,633 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:33:43,633 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:43,633 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:43,633 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:43,634 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-19 17:33:43,634 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-19 17:33:43,634 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:43,635 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:43,651 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2021-12-19 17:33:43,651 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-12-19 17:33:43,651 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:43,652 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:43,652 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:43,653 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-12-19 17:33:43,655 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:43,663 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:33:43,664 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-19 17:33:43,664 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:43,664 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:43,664 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-19 17:33:43,673 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-19 17:33:43,673 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-19 17:33:43,686 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:43,701 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 [2021-12-19 17:33:43,702 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:43,702 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:43,703 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:43,703 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-12-19 17:33:43,704 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 [2021-12-19 17:33:43,711 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:33:43,711 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-19 17:33:43,711 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:43,711 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:43,711 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:43,711 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-19 17:33:43,712 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-19 17:33:43,713 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:43,722 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:43,739 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 [2021-12-19 17:33:43,740 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:43,740 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:43,741 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:43,741 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-12-19 17:33:43,742 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:43,748 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:33:43,749 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-19 17:33:43,749 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:43,749 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:43,749 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:43,749 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-19 17:33:43,750 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-19 17:33:43,750 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:43,759 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:43,774 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 [2021-12-19 17:33:43,774 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-12-19 17:33:43,774 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:43,774 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:43,775 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:43,776 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-12-19 17:33:43,777 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:43,784 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:33:43,784 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-19 17:33:43,785 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:43,785 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:43,785 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 17:33:43,794 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-19 17:33:43,794 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-19 17:33:43,819 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:43,843 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-12-19 17:33:43,843 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:43,843 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:43,845 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:43,856 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:43,863 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-12-19 17:33:43,864 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:33:43,864 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-19 17:33:43,864 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:43,864 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:43,864 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:43,864 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 17:33:43,865 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-19 17:33:43,865 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:43,868 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:43,883 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-12-19 17:33:43,883 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:43,883 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:43,884 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:43,884 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-12-19 17:33:43,886 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:43,892 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:33:43,892 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-19 17:33:43,892 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:43,892 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:43,892 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:43,893 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 17:33:43,893 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-19 17:33:43,893 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:43,899 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:43,914 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-12-19 17:33:43,914 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-12-19 17:33:43,914 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:43,914 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:43,915 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:43,916 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-12-19 17:33:43,917 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:43,924 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:33:43,924 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-19 17:33:43,924 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:43,924 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:43,924 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-19 17:33:43,935 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-19 17:33:43,935 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-19 17:33:43,982 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:44,007 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-12-19 17:33:44,007 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:44,007 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:44,008 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:44,012 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:44,020 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:33:44,020 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-19 17:33:44,020 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:44,020 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:44,020 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:44,020 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-19 17:33:44,022 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-19 17:33:44,022 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:44,026 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-12-19 17:33:44,033 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:44,055 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-12-19 17:33:44,056 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:44,056 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:44,057 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:44,063 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:44,071 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:33:44,071 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-19 17:33:44,071 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:44,071 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:44,071 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:44,072 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-19 17:33:44,073 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-19 17:33:44,073 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:44,076 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-12-19 17:33:44,087 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:44,109 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-12-19 17:33:44,109 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-12-19 17:33:44,109 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:44,110 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:44,111 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:44,115 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:44,123 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:33:44,124 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-19 17:33:44,124 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:44,124 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:44,124 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 17:33:44,131 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-19 17:33:44,131 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-19 17:33:44,143 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-12-19 17:33:44,160 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:44,176 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2021-12-19 17:33:44,176 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:44,176 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:44,177 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:44,177 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-12-19 17:33:44,179 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:44,185 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:33:44,185 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-19 17:33:44,185 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:44,185 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:44,185 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:44,185 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 17:33:44,186 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-19 17:33:44,186 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:44,200 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:44,217 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-12-19 17:33:44,217 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:44,217 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:44,218 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:44,219 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-12-19 17:33:44,221 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:44,227 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:33:44,227 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-19 17:33:44,227 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:44,227 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:44,227 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:44,227 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 17:33:44,228 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-19 17:33:44,228 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:44,229 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:44,243 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2021-12-19 17:33:44,244 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-12-19 17:33:44,244 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:44,244 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:44,245 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:44,246 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-12-19 17:33:44,247 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:44,254 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:33:44,254 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-19 17:33:44,254 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:44,254 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:44,254 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-19 17:33:44,264 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-12-19 17:33:44,264 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-12-19 17:33:44,292 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:44,313 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2021-12-19 17:33:44,314 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:44,314 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:44,314 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:44,316 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-12-19 17:33:44,317 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:44,323 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:33:44,323 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-19 17:33:44,323 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:44,323 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:44,323 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:44,323 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-19 17:33:44,324 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:33:44,324 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:44,331 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:44,346 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2021-12-19 17:33:44,346 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:44,346 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:44,347 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:44,348 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-12-19 17:33:44,349 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:33:44,355 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:33:44,355 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-19 17:33:44,356 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:33:44,356 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:33:44,356 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:33:44,356 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-19 17:33:44,357 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:33:44,357 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:33:44,359 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:33:44,373 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2021-12-19 17:33:44,374 INFO L469 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2021-12-19 17:33:44,374 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~k~0#1, main_~y~0#1, main_~x~0#1, main_~c~0#1;havoc main_~k~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_~c~0#1;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0;main_~x~0#1 := 0;main_~c~0#1 := 0; 4#L25-2true assume !false; 7#L28true assume !!(main_~c~0#1 + -2 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 6 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 5 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + main_~y~0#1 * main_~y~0#1 + 12 * main_~x~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + main_~x~0#1; 4#L25-2true [2021-12-19 17:33:44,374 INFO L793 eck$LassoCheckResult]: Loop: 4#L25-2true assume !false; 7#L28true assume !!(main_~c~0#1 + -2 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 6 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 5 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + main_~y~0#1 * main_~y~0#1 + 12 * main_~x~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + main_~x~0#1; 4#L25-2true [2021-12-19 17:33:44,375 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:33:44,375 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 2 times [2021-12-19 17:33:44,375 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:33:44,375 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1397135184] [2021-12-19 17:33:44,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:33:44,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:33:44,379 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-19 17:33:44,379 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [805750842] [2021-12-19 17:33:44,379 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-19 17:33:44,379 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 17:33:44,379 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:44,380 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) [2021-12-19 17:33:44,394 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Waiting until timeout for monitored process [2021-12-19 17:33:44,403 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-12-19 17:33:44,403 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-12-19 17:33:44,403 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:33:44,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:33:44,409 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:33:44,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:33:44,409 INFO L85 PathProgramCache]: Analyzing trace with hash 1318, now seen corresponding path program 2 times [2021-12-19 17:33:44,410 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:33:44,410 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1629119727] [2021-12-19 17:33:44,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:33:44,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:33:44,412 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-19 17:33:44,412 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1203107912] [2021-12-19 17:33:44,412 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-19 17:33:44,412 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 17:33:44,413 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:44,414 INFO L229 MonitoredProcess]: Starting monitored process 45 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-19 17:33:44,414 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Waiting until timeout for monitored process [2021-12-19 17:33:44,430 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-12-19 17:33:44,430 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-12-19 17:33:44,430 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:33:44,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:33:44,433 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:33:44,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:33:44,434 INFO L85 PathProgramCache]: Analyzing trace with hash 889694157, now seen corresponding path program 3 times [2021-12-19 17:33:44,434 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:33:44,434 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1846261264] [2021-12-19 17:33:44,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:33:44,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:33:44,437 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-19 17:33:44,437 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1529643789] [2021-12-19 17:33:44,437 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-12-19 17:33:44,438 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 17:33:44,438 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:44,451 INFO L229 MonitoredProcess]: Starting monitored process 46 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-19 17:33:44,467 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Waiting until timeout for monitored process [2021-12-19 17:33:44,493 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-12-19 17:33:44,493 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-12-19 17:33:44,493 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:33:44,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:33:44,501 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:33:44,530 INFO L210 LassoAnalysis]: Preferences: [2021-12-19 17:33:44,530 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-19 17:33:44,530 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-19 17:33:44,530 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-19 17:33:44,530 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-19 17:33:44,530 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:44,530 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-19 17:33:44,530 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-19 17:33:44,530 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps6-both-t.c_Iteration1_Loop [2021-12-19 17:33:44,530 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-19 17:33:44,530 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-19 17:33:44,532 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:33:44,606 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-19 17:33:44,607 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-19 17:33:44,607 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:44,607 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:44,627 INFO L229 MonitoredProcess]: Starting monitored process 47 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:44,628 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-12-19 17:33:44,629 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 17:33:44,629 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 17:33:44,650 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2021-12-19 17:33:44,651 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:44,651 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:33:44,652 INFO L229 MonitoredProcess]: Starting monitored process 48 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:33:44,652 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-12-19 17:33:44,654 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-19 17:33:44,654 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 17:33:44,671 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-19 17:33:44,686 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2021-12-19 17:33:44,686 INFO L210 LassoAnalysis]: Preferences: [2021-12-19 17:33:44,686 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-19 17:33:44,686 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-19 17:33:44,686 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-19 17:33:44,686 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-19 17:33:44,686 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:33:44,686 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-19 17:33:44,686 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-19 17:33:44,686 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps6-both-t.c_Iteration1_Loop [2021-12-19 17:33:44,686 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-19 17:33:44,686 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-19 17:33:44,687 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:56,418 WARN L227 SmtUtils]: Spent 1.20m on a formula simplification that was a NOOP. DAG size: 34 (called from [L 68] de.uni_freiburg.informatik.ultimate.icfgtransformer.transformulatransformers.SimplifyPreprocessor.process) [2021-12-19 17:34:56,436 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-19 17:34:56,436 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-19 17:34:56,436 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:56,436 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:56,438 INFO L229 MonitoredProcess]: Starting monitored process 49 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:34:56,439 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-12-19 17:34:56,442 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:34:56,449 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:34:56,449 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:34:56,449 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:56,449 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:56,449 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:34:56,450 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:34:56,450 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:34:56,452 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:56,466 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 [2021-12-19 17:34:56,466 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-12-19 17:34:56,466 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:56,466 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:56,467 INFO L229 MonitoredProcess]: Starting monitored process 50 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:34:56,468 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-12-19 17:34:56,469 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:34:56,475 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:34:56,475 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:34:56,475 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:56,476 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:56,476 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-19 17:34:56,478 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-19 17:34:56,478 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:34:56,483 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:56,499 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2021-12-19 17:34:56,499 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-12-19 17:34:56,500 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:56,500 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:56,501 INFO L229 MonitoredProcess]: Starting monitored process 51 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:34:56,501 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-12-19 17:34:56,503 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:34:56,512 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:34:56,512 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:34:56,512 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:56,512 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:56,512 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 17:34:56,516 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-19 17:34:56,516 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:34:56,531 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:56,552 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 [2021-12-19 17:34:56,552 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-12-19 17:34:56,552 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:56,552 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:56,554 INFO L229 MonitoredProcess]: Starting monitored process 52 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:34:56,555 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-12-19 17:34:56,556 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:34:56,564 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:34:56,564 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:34:56,564 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:56,565 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:56,565 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-19 17:34:56,567 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-19 17:34:56,567 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:34:56,583 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:56,605 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2021-12-19 17:34:56,605 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-12-19 17:34:56,605 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:56,605 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:56,606 INFO L229 MonitoredProcess]: Starting monitored process 53 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:34:56,611 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:34:56,619 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:34:56,620 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-19 17:34:56,620 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:34:56,620 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:56,620 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:56,620 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-19 17:34:56,622 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-19 17:34:56,622 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:34:56,627 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-12-19 17:34:56,634 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:56,656 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2021-12-19 17:34:56,656 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-12-19 17:34:56,657 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:56,657 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:56,659 INFO L229 MonitoredProcess]: Starting monitored process 54 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:34:56,659 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-12-19 17:34:56,661 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:34:56,669 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:34:56,669 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-19 17:34:56,669 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:34:56,670 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:56,670 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:56,670 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 17:34:56,673 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-19 17:34:56,673 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:34:56,703 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:56,725 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 [2021-12-19 17:34:56,726 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-12-19 17:34:56,726 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:56,726 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:56,727 INFO L229 MonitoredProcess]: Starting monitored process 55 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:34:56,731 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-12-19 17:34:56,731 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:34:56,738 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:34:56,738 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-19 17:34:56,739 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:34:56,739 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:56,739 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:56,739 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-19 17:34:56,741 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-19 17:34:56,741 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:34:56,756 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:56,771 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2021-12-19 17:34:56,771 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-12-19 17:34:56,771 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:56,771 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:56,772 INFO L229 MonitoredProcess]: Starting monitored process 56 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:34:56,772 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-12-19 17:34:56,773 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:34:56,780 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:34:56,780 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-19 17:34:56,780 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:34:56,780 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:56,780 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:56,780 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 17:34:56,782 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-19 17:34:56,782 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:34:56,785 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:56,799 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2021-12-19 17:34:56,799 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-12-19 17:34:56,799 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:56,799 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:56,800 INFO L229 MonitoredProcess]: Starting monitored process 57 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:34:56,801 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-12-19 17:34:56,803 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:34:56,809 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:34:56,810 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-19 17:34:56,810 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:34:56,810 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:56,810 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:56,810 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-19 17:34:56,814 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:34:56,814 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:34:56,820 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:56,835 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2021-12-19 17:34:56,877 INFO L210 LassoAnalysis]: Preferences: [2021-12-19 17:34:56,877 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-19 17:34:56,877 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-19 17:34:56,877 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-19 17:34:56,877 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-19 17:34:56,877 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:56,877 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-19 17:34:56,877 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-19 17:34:56,877 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps6-both-t.c_Iteration1_Lasso [2021-12-19 17:34:56,878 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-19 17:34:56,878 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-19 17:34:56,880 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:56,881 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:56,883 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:56,976 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-19 17:34:56,976 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-19 17:34:56,976 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:56,976 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:56,980 INFO L229 MonitoredProcess]: Starting monitored process 58 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:34:56,981 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-12-19 17:34:56,984 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 17:34:56,985 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 17:34:57,008 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 17:34:57,008 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: [] [2021-12-19 17:34:57,023 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 [2021-12-19 17:34:57,024 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:57,024 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:57,024 INFO L229 MonitoredProcess]: Starting monitored process 59 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:34:57,025 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-12-19 17:34:57,027 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 17:34:57,027 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 17:34:57,034 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 17:34:57,034 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: [] [2021-12-19 17:34:57,048 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2021-12-19 17:34:57,049 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:57,049 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:57,050 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) [2021-12-19 17:34:57,050 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 [2021-12-19 17:34:57,051 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 17:34:57,051 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 17:34:57,082 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2021-12-19 17:34:57,082 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:57,082 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:57,083 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) [2021-12-19 17:34:57,083 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 [2021-12-19 17:34:57,086 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-19 17:34:57,086 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 17:34:57,103 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-19 17:34:57,125 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 [2021-12-19 17:34:57,125 INFO L210 LassoAnalysis]: Preferences: [2021-12-19 17:34:57,125 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-19 17:34:57,125 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-19 17:34:57,125 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-19 17:34:57,125 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-19 17:34:57,125 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:57,125 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-19 17:34:57,125 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-19 17:34:57,125 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps6-both-t.c_Iteration1_Lasso [2021-12-19 17:34:57,125 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-19 17:34:57,126 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-19 17:34:57,127 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:57,130 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:57,132 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:57,215 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-19 17:34:57,215 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-19 17:34:57,215 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:57,215 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:57,220 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) [2021-12-19 17:34:57,228 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 [2021-12-19 17:34:57,235 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:34:57,235 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:34:57,235 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:57,235 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:57,236 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:34:57,236 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:34:57,236 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:34:57,238 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 [2021-12-19 17:34:57,247 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:57,269 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 [2021-12-19 17:34:57,269 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:57,269 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:57,270 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) [2021-12-19 17:34:57,275 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:34:57,282 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:34:57,283 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:34:57,283 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:57,283 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:57,283 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:34:57,283 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:34:57,283 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:34:57,284 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 [2021-12-19 17:34:57,297 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:57,320 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 [2021-12-19 17:34:57,320 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:57,320 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:57,321 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) [2021-12-19 17:34:57,323 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:34:57,331 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:34:57,331 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:57,331 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:57,331 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:34:57,334 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:34:57,334 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:34:57,340 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 [2021-12-19 17:34:57,347 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:57,369 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 [2021-12-19 17:34:57,370 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-12-19 17:34:57,370 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:57,370 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:57,371 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) [2021-12-19 17:34:57,375 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:34:57,383 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:34:57,383 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:34:57,383 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:57,383 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:57,383 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-19 17:34:57,384 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-19 17:34:57,384 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:34:57,385 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 [2021-12-19 17:34:57,397 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:57,418 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 [2021-12-19 17:34:57,419 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:57,419 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:57,420 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) [2021-12-19 17:34:57,423 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:34:57,431 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:34:57,431 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:34:57,431 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:57,431 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:57,431 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-19 17:34:57,432 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-19 17:34:57,432 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:34:57,433 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 [2021-12-19 17:34:57,442 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:57,463 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 [2021-12-19 17:34:57,464 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:57,464 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:57,465 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) [2021-12-19 17:34:57,467 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:34:57,472 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 [2021-12-19 17:34:57,474 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:34:57,475 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:57,475 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:57,475 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-19 17:34:57,479 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-19 17:34:57,479 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-19 17:34:57,485 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:57,499 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 [2021-12-19 17:34:57,500 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-12-19 17:34:57,500 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:57,500 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:57,500 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) [2021-12-19 17:34:57,502 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 [2021-12-19 17:34:57,503 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:34:57,509 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:34:57,509 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:34:57,509 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:57,509 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:57,509 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 17:34:57,510 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-19 17:34:57,510 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:34:57,511 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:57,525 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2021-12-19 17:34:57,525 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:57,525 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:57,526 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) [2021-12-19 17:34:57,526 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 [2021-12-19 17:34:57,528 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:34:57,533 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:34:57,533 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:34:57,534 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:57,534 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:57,534 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 17:34:57,534 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-19 17:34:57,534 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:34:57,535 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:57,550 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 [2021-12-19 17:34:57,550 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:57,550 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:57,551 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) [2021-12-19 17:34:57,551 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 [2021-12-19 17:34:57,552 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:34:57,559 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:34:57,559 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:57,559 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:57,559 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 17:34:57,566 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-19 17:34:57,566 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-19 17:34:57,581 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:57,603 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 [2021-12-19 17:34:57,603 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-12-19 17:34:57,603 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:57,603 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:57,604 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) [2021-12-19 17:34:57,611 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 [2021-12-19 17:34:57,639 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 [2021-12-19 17:34:57,645 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:34:57,645 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:34:57,645 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:57,645 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:57,645 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-19 17:34:57,646 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-19 17:34:57,646 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:34:57,661 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:57,676 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2021-12-19 17:34:57,678 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:57,678 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:57,679 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) [2021-12-19 17:34:57,680 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 [2021-12-19 17:34:57,681 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 [2021-12-19 17:34:57,687 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:34:57,687 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:34:57,687 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:57,687 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:57,687 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-19 17:34:57,688 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-19 17:34:57,688 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:34:57,689 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:57,703 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 [2021-12-19 17:34:57,704 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:57,704 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:57,704 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) [2021-12-19 17:34:57,705 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 [2021-12-19 17:34:57,707 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:34:57,713 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:34:57,713 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:57,713 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:57,713 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-19 17:34:57,726 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-19 17:34:57,727 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-19 17:34:57,767 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:57,789 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2021-12-19 17:34:57,789 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-12-19 17:34:57,790 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:57,790 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:57,791 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) [2021-12-19 17:34:57,792 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 [2021-12-19 17:34:57,793 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:34:57,800 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:34:57,801 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-19 17:34:57,801 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:34:57,801 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:57,801 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:57,801 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-19 17:34:57,802 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-19 17:34:57,802 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:34:57,819 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:57,841 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 [2021-12-19 17:34:57,842 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:57,842 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:57,843 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) [2021-12-19 17:34:57,846 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 [2021-12-19 17:34:57,847 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:34:57,853 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:34:57,853 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-19 17:34:57,853 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:34:57,853 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:57,853 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:57,853 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-19 17:34:57,854 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-19 17:34:57,854 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:34:57,866 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:57,882 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 [2021-12-19 17:34:57,882 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:57,882 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:57,883 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) [2021-12-19 17:34:57,883 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 [2021-12-19 17:34:57,885 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:34:57,891 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:34:57,891 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-19 17:34:57,891 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:57,891 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:57,891 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-19 17:34:57,895 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-19 17:34:57,895 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-19 17:34:57,906 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:57,920 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2021-12-19 17:34:57,923 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-12-19 17:34:57,923 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:57,923 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:57,924 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) [2021-12-19 17:34:57,930 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 [2021-12-19 17:34:57,931 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:34:57,937 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:34:57,937 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-19 17:34:57,937 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:34:57,937 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:57,937 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:57,938 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 17:34:57,938 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-19 17:34:57,938 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:34:57,947 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:57,961 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2021-12-19 17:34:57,962 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:57,962 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:57,963 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) [2021-12-19 17:34:57,964 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 [2021-12-19 17:34:57,965 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:34:57,971 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:34:57,971 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-19 17:34:57,971 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:34:57,971 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:57,971 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:57,971 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 17:34:57,972 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-19 17:34:57,972 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:34:57,974 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:57,988 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2021-12-19 17:34:57,988 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:57,989 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:57,989 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) [2021-12-19 17:34:57,990 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 [2021-12-19 17:34:57,991 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:34:57,998 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:34:57,998 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-19 17:34:57,998 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:57,998 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:57,999 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 17:34:58,007 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-19 17:34:58,007 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-19 17:34:58,043 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:58,065 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 [2021-12-19 17:34:58,065 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-12-19 17:34:58,065 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:58,065 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:58,066 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) [2021-12-19 17:34:58,072 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:34:58,080 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:34:58,081 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-19 17:34:58,081 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:34:58,081 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:58,081 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:58,081 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-19 17:34:58,082 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-19 17:34:58,082 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:34:58,085 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 [2021-12-19 17:34:58,099 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:58,119 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2021-12-19 17:34:58,119 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:58,119 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:58,120 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) [2021-12-19 17:34:58,123 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:34:58,131 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:34:58,131 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-19 17:34:58,131 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:34:58,131 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:58,131 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:58,131 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-19 17:34:58,132 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-19 17:34:58,132 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:34:58,135 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 [2021-12-19 17:34:58,143 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:58,163 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2021-12-19 17:34:58,164 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:58,164 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:58,165 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) [2021-12-19 17:34:58,167 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:34:58,176 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:34:58,176 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-19 17:34:58,176 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:58,176 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:58,176 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-19 17:34:58,185 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-19 17:34:58,185 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-19 17:34:58,193 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 [2021-12-19 17:34:58,231 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:58,251 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 [2021-12-19 17:34:58,252 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-12-19 17:34:58,252 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:58,252 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:58,253 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) [2021-12-19 17:34:58,255 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 [2021-12-19 17:34:58,263 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:34:58,263 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-19 17:34:58,263 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:34:58,263 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:58,263 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:58,263 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 17:34:58,264 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-19 17:34:58,264 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:34:58,276 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 [2021-12-19 17:34:58,283 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:58,303 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 [2021-12-19 17:34:58,303 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:58,303 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:58,304 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) [2021-12-19 17:34:58,311 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:34:58,319 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:34:58,319 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-19 17:34:58,319 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:34:58,319 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:58,319 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:58,319 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 17:34:58,320 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-19 17:34:58,320 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:34:58,322 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 [2021-12-19 17:34:58,331 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:58,352 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 [2021-12-19 17:34:58,353 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:58,353 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:58,354 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) [2021-12-19 17:34:58,355 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 [2021-12-19 17:34:58,357 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:34:58,364 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:34:58,364 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-19 17:34:58,365 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:58,365 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:58,365 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 17:34:58,372 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-19 17:34:58,372 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-19 17:34:58,387 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:58,409 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 [2021-12-19 17:34:58,409 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-12-19 17:34:58,410 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:58,410 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:58,411 INFO L229 MonitoredProcess]: Starting monitored process 86 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:34:58,413 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2021-12-19 17:34:58,414 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:34:58,422 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:34:58,422 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-19 17:34:58,422 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:34:58,422 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:58,422 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:58,422 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-19 17:34:58,423 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:34:58,423 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:34:58,437 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:58,459 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2021-12-19 17:34:58,459 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:58,459 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:58,460 INFO L229 MonitoredProcess]: Starting monitored process 87 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:34:58,463 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2021-12-19 17:34:58,497 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:34:58,505 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:34:58,505 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-19 17:34:58,505 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:34:58,505 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:58,505 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:58,505 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-19 17:34:58,507 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:34:58,507 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:34:58,521 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:58,543 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2021-12-19 17:34:58,543 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:58,543 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:58,544 INFO L229 MonitoredProcess]: Starting monitored process 88 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:34:58,546 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2021-12-19 17:34:58,547 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:34:58,558 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:34:58,558 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-19 17:34:58,558 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:58,558 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:58,558 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-19 17:34:58,568 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-12-19 17:34:58,568 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-12-19 17:34:58,600 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:58,624 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Forceful destruction successful, exit code 0 [2021-12-19 17:34:58,629 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 19.12 05:34:58 BoogieIcfgContainer [2021-12-19 17:34:58,631 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-12-19 17:34:58,631 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-19 17:34:58,632 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-19 17:34:58,632 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-19 17:34:58,632 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 05:24:21" (3/4) ... [2021-12-19 17:34:58,635 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-19 17:34:58,635 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-19 17:34:58,637 INFO L158 Benchmark]: Toolchain (without parser) took 637150.32ms. Allocated memory is still 113.2MB. Free memory was 84.9MB in the beginning and 72.0MB in the end (delta: 12.9MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. [2021-12-19 17:34:58,637 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 83.9MB. Free memory is still 40.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-19 17:34:58,638 INFO L158 Benchmark]: CACSL2BoogieTranslator took 181.04ms. Allocated memory is still 113.2MB. Free memory was 84.7MB in the beginning and 91.2MB in the end (delta: -6.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-19 17:34:58,638 INFO L158 Benchmark]: Boogie Procedure Inliner took 24.10ms. Allocated memory is still 113.2MB. Free memory was 91.2MB in the beginning and 90.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-19 17:34:58,639 INFO L158 Benchmark]: Boogie Preprocessor took 22.18ms. Allocated memory is still 113.2MB. Free memory was 89.7MB in the beginning and 89.1MB in the end (delta: 569.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-19 17:34:58,639 INFO L158 Benchmark]: RCFGBuilder took 173.89ms. Allocated memory is still 113.2MB. Free memory was 89.1MB in the beginning and 80.2MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-19 17:34:58,639 INFO L158 Benchmark]: BuchiAutomizer took 636737.85ms. Allocated memory is still 113.2MB. Free memory was 80.2MB in the beginning and 72.9MB in the end (delta: 7.2MB). Peak memory consumption was 52.7MB. Max. memory is 16.1GB. [2021-12-19 17:34:58,640 INFO L158 Benchmark]: Witness Printer took 4.02ms. Allocated memory is still 113.2MB. Free memory was 72.9MB in the beginning and 72.0MB in the end (delta: 894.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-19 17:34:58,641 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 83.9MB. Free memory is still 40.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 181.04ms. Allocated memory is still 113.2MB. Free memory was 84.7MB in the beginning and 91.2MB in the end (delta: -6.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 24.10ms. Allocated memory is still 113.2MB. Free memory was 91.2MB in the beginning and 90.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 22.18ms. Allocated memory is still 113.2MB. Free memory was 89.7MB in the beginning and 89.1MB in the end (delta: 569.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 173.89ms. Allocated memory is still 113.2MB. Free memory was 89.1MB in the beginning and 80.2MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 636737.85ms. Allocated memory is still 113.2MB. Free memory was 80.2MB in the beginning and 72.9MB in the end (delta: 7.2MB). Peak memory consumption was 52.7MB. Max. memory is 16.1GB. * Witness Printer took 4.02ms. Allocated memory is still 113.2MB. Free memory was 72.9MB in the beginning and 72.0MB in the end (delta: 894.7kB). 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 636.7s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 636.6s. 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: inital83 mio100 ax100 hnf97 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq139 hnf96 smp100 dnf100 smp100 tf101 neg100 sie102 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 57ms VariablesStem: 2 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 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_~k~0#1, main_~y~0#1, main_~x~0#1, main_~c~0#1;havoc main_~k~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_~c~0#1;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0;main_~x~0#1 := 0;main_~c~0#1 := 0;" "assume !false;" "assume !!(main_~c~0#1 + -2 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 6 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 5 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + main_~y~0#1 * main_~y~0#1 + 12 * main_~x~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + main_~x~0#1;" Loop: "assume !false;" "assume !!(main_~c~0#1 + -2 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 6 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 5 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + main_~y~0#1 * main_~y~0#1 + 12 * main_~x~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + main_~x~0#1;" RESULT: Ultimate could not prove your program: unable to determine termination [2021-12-19 17:34:58,665 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Ended with exit code 0 [2021-12-19 17:34:58,872 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Forceful destruction successful, exit code 0 [2021-12-19 17:34:59,067 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Forceful destruction successful, exit code 0 [2021-12-19 17:34:59,267 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-12-19 17:34:59,467 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-12-19 17:34:59,656 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with 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