./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-nla/ps2-both-t.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 574ddb4e 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/ps2-both-t.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 22bc8b4cf01afcaae62bd4d165e21be0989176def672b1734c08f33480ca7dd6 --- Real Ultimate output --- This is Ultimate 0.2.2-?-574ddb4 [2023-02-19 00:23:58,619 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-19 00:23:58,620 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-19 00:23:58,643 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-19 00:23:58,643 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-19 00:23:58,646 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-19 00:23:58,647 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-19 00:23:58,649 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-19 00:23:58,651 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-19 00:23:58,654 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-19 00:23:58,655 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-19 00:23:58,657 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-19 00:23:58,657 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-19 00:23:58,660 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-19 00:23:58,661 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-19 00:23:58,662 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-19 00:23:58,663 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-19 00:23:58,664 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-19 00:23:58,665 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-19 00:23:58,669 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-19 00:23:58,669 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-19 00:23:58,670 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-19 00:23:58,671 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-19 00:23:58,672 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-19 00:23:58,677 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-19 00:23:58,678 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-19 00:23:58,678 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-19 00:23:58,679 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-19 00:23:58,679 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-19 00:23:58,680 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-19 00:23:58,680 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-19 00:23:58,681 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-19 00:23:58,683 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-19 00:23:58,683 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-19 00:23:58,684 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-19 00:23:58,684 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-19 00:23:58,685 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-19 00:23:58,685 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-19 00:23:58,685 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-19 00:23:58,686 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-19 00:23:58,687 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-19 00:23:58,688 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2023-02-19 00:23:58,716 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-19 00:23:58,716 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-19 00:23:58,717 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-19 00:23:58,717 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-19 00:23:58,718 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-19 00:23:58,718 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-19 00:23:58,718 INFO L138 SettingsManager]: * Use SBE=true [2023-02-19 00:23:58,718 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-02-19 00:23:58,719 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-02-19 00:23:58,719 INFO L138 SettingsManager]: * Use old map elimination=false [2023-02-19 00:23:58,719 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2023-02-19 00:23:58,719 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2023-02-19 00:23:58,720 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-02-19 00:23:58,720 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-19 00:23:58,720 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-19 00:23:58,720 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-19 00:23:58,720 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-19 00:23:58,720 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-02-19 00:23:58,721 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-02-19 00:23:58,721 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-02-19 00:23:58,721 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-02-19 00:23:58,721 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-02-19 00:23:58,721 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-19 00:23:58,721 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-02-19 00:23:58,722 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-19 00:23:58,722 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-19 00:23:58,722 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-19 00:23:58,722 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-19 00:23:58,724 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-02-19 00:23:58,724 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 22bc8b4cf01afcaae62bd4d165e21be0989176def672b1734c08f33480ca7dd6 [2023-02-19 00:23:58,914 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-19 00:23:58,931 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-19 00:23:58,933 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-19 00:23:58,934 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-19 00:23:58,934 INFO L275 PluginConnector]: CDTParser initialized [2023-02-19 00:23:58,935 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-nla/ps2-both-t.c [2023-02-19 00:23:59,842 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-19 00:23:59,971 INFO L351 CDTParser]: Found 1 translation units. [2023-02-19 00:23:59,971 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-nla/ps2-both-t.c [2023-02-19 00:23:59,974 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27846418f/49433303754f430cbe21a6489fa2d2f5/FLAG644c49ce3 [2023-02-19 00:23:59,983 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27846418f/49433303754f430cbe21a6489fa2d2f5 [2023-02-19 00:23:59,984 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-19 00:23:59,985 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-19 00:23:59,987 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-19 00:23:59,987 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-19 00:23:59,989 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-19 00:23:59,989 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.02 12:23:59" (1/1) ... [2023-02-19 00:23:59,990 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@104d9ad0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 12:23:59, skipping insertion in model container [2023-02-19 00:23:59,990 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.02 12:23:59" (1/1) ... [2023-02-19 00:23:59,994 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-19 00:24:00,002 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-19 00:24:00,077 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-02-19 00:24:00,084 INFO L203 MainTranslator]: Completed pre-run [2023-02-19 00:24:00,092 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-02-19 00:24:00,098 INFO L208 MainTranslator]: Completed translation [2023-02-19 00:24:00,099 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 12:24:00 WrapperNode [2023-02-19 00:24:00,099 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-19 00:24:00,100 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-02-19 00:24:00,100 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-02-19 00:24:00,100 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-02-19 00:24:00,104 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 12:24:00" (1/1) ... [2023-02-19 00:24:00,107 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 12:24:00" (1/1) ... [2023-02-19 00:24:00,115 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 22 [2023-02-19 00:24:00,115 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-02-19 00:24:00,116 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-02-19 00:24:00,116 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-02-19 00:24:00,116 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-02-19 00:24:00,121 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 12:24:00" (1/1) ... [2023-02-19 00:24:00,121 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 12:24:00" (1/1) ... [2023-02-19 00:24:00,121 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 12:24:00" (1/1) ... [2023-02-19 00:24:00,121 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 12:24:00" (1/1) ... [2023-02-19 00:24:00,122 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 12:24:00" (1/1) ... [2023-02-19 00:24:00,125 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 12:24:00" (1/1) ... [2023-02-19 00:24:00,125 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 12:24:00" (1/1) ... [2023-02-19 00:24:00,126 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 12:24:00" (1/1) ... [2023-02-19 00:24:00,126 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-02-19 00:24:00,127 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-02-19 00:24:00,127 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-02-19 00:24:00,127 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-02-19 00:24:00,128 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 12:24:00" (1/1) ... [2023-02-19 00:24:00,131 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:00,139 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:00,148 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) [2023-02-19 00:24:00,155 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 [2023-02-19 00:24:00,174 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-02-19 00:24:00,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-02-19 00:24:00,209 INFO L235 CfgBuilder]: Building ICFG [2023-02-19 00:24:00,210 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-02-19 00:24:00,260 INFO L276 CfgBuilder]: Performing block encoding [2023-02-19 00:24:00,264 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-02-19 00:24:00,264 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2023-02-19 00:24:00,265 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.02 12:24:00 BoogieIcfgContainer [2023-02-19 00:24:00,265 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-02-19 00:24:00,266 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-02-19 00:24:00,266 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2023-02-19 00:24:00,268 INFO L275 PluginConnector]: BuchiAutomizer initialized [2023-02-19 00:24:00,269 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-02-19 00:24:00,269 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.02 12:23:59" (1/3) ... [2023-02-19 00:24:00,270 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@53747a55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.02 12:24:00, skipping insertion in model container [2023-02-19 00:24:00,270 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-02-19 00:24:00,270 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 12:24:00" (2/3) ... [2023-02-19 00:24:00,270 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@53747a55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.02 12:24:00, skipping insertion in model container [2023-02-19 00:24:00,270 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-02-19 00:24:00,270 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.02 12:24:00" (3/3) ... [2023-02-19 00:24:00,271 INFO L332 chiAutomizerObserver]: Analyzing ICFG ps2-both-t.c [2023-02-19 00:24:00,308 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-02-19 00:24:00,308 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-02-19 00:24:00,308 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-02-19 00:24:00,308 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-02-19 00:24:00,308 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-02-19 00:24:00,308 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-02-19 00:24:00,308 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-02-19 00:24:00,309 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-02-19 00:24:00,311 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) [2023-02-19 00:24:00,321 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2023-02-19 00:24:00,321 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-02-19 00:24:00,321 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-02-19 00:24:00,324 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-02-19 00:24:00,324 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-02-19 00:24:00,324 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-02-19 00:24:00,324 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) [2023-02-19 00:24:00,325 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2023-02-19 00:24:00,325 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-02-19 00:24:00,325 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-02-19 00:24:00,325 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-02-19 00:24:00,326 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-02-19 00:24:00,330 INFO L748 eck$LassoCheckResult]: Stem: 5#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~k~0#1, main_~y~0#1, main_~x~0#1, main_~c~0#1;havoc main_~k~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_~c~0#1;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0;main_~x~0#1 := 0;main_~c~0#1 := 0; 4#L26-2true [2023-02-19 00:24:00,330 INFO L750 eck$LassoCheckResult]: Loop: 4#L26-2true assume !false; 6#L29true assume !!(main_~c~0#1 + main_~y~0#1 * main_~y~0#1 - 2 * main_~x~0#1 + main_~y~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_~x~0#1; 4#L26-2true [2023-02-19 00:24:00,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-19 00:24:00,334 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2023-02-19 00:24:00,340 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-19 00:24:00,340 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1541506789] [2023-02-19 00:24:00,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-19 00:24:00,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-19 00:24:00,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-19 00:24:00,387 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-19 00:24:00,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-19 00:24:00,399 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-19 00:24:00,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-19 00:24:00,401 INFO L85 PathProgramCache]: Analyzing trace with hash 1318, now seen corresponding path program 1 times [2023-02-19 00:24:00,401 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-19 00:24:00,402 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1881421505] [2023-02-19 00:24:00,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-19 00:24:00,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-19 00:24:00,406 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-02-19 00:24:00,406 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [131679867] [2023-02-19 00:24:00,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-19 00:24:00,406 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-19 00:24:00,407 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:00,409 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) [2023-02-19 00:24:00,410 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-02-19 00:24:00,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-19 00:24:00,432 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-19 00:24:00,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-19 00:24:00,438 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-19 00:24:00,439 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-19 00:24:00,440 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 1 times [2023-02-19 00:24:00,440 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-19 00:24:00,440 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1404349979] [2023-02-19 00:24:00,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-19 00:24:00,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-19 00:24:00,444 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-02-19 00:24:00,444 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [163642328] [2023-02-19 00:24:00,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-19 00:24:00,445 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-19 00:24:00,445 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:00,505 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) [2023-02-19 00:24:00,529 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-02-19 00:24:00,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-19 00:24:00,550 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-19 00:24:00,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-19 00:24:00,556 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-19 00:24:00,585 INFO L210 LassoAnalysis]: Preferences: [2023-02-19 00:24:00,585 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-02-19 00:24:00,585 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-02-19 00:24:00,585 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-02-19 00:24:00,586 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-02-19 00:24:00,586 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:00,586 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-02-19 00:24:00,586 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-02-19 00:24:00,586 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Loop [2023-02-19 00:24:00,586 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-02-19 00:24:00,587 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-02-19 00:24:00,597 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-19 00:24:00,617 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-02-19 00:24:00,617 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-02-19 00:24:00,618 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:00,619 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:00,621 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) [2023-02-19 00:24:00,628 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-02-19 00:24:00,628 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-19 00:24:00,643 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 [2023-02-19 00:24:00,650 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 [2023-02-19 00:24:00,650 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:00,650 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:00,651 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) [2023-02-19 00:24:00,654 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 [2023-02-19 00:24:00,657 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-02-19 00:24:00,657 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-19 00:24:00,680 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-02-19 00:24:00,684 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2023-02-19 00:24:00,684 INFO L210 LassoAnalysis]: Preferences: [2023-02-19 00:24:00,684 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-02-19 00:24:00,684 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-02-19 00:24:00,684 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-02-19 00:24:00,684 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-02-19 00:24:00,684 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:00,684 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-02-19 00:24:00,684 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-02-19 00:24:00,684 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Loop [2023-02-19 00:24:00,684 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-02-19 00:24:00,684 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-02-19 00:24:00,685 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-19 00:24:00,690 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-02-19 00:24:00,692 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-02-19 00:24:00,693 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:00,693 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:00,698 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) [2023-02-19 00:24:00,700 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 [2023-02-19 00:24:00,712 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-19 00:24:00,718 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-19 00:24:00,719 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-19 00:24:00,719 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:00,719 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:00,719 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-19 00:24:00,724 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-02-19 00:24:00,724 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-19 00:24:00,740 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:00,744 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 [2023-02-19 00:24:00,744 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-02-19 00:24:00,744 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:00,744 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:00,746 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) [2023-02-19 00:24:00,748 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 [2023-02-19 00:24:00,749 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-19 00:24:00,759 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-19 00:24:00,759 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-19 00:24:00,759 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:00,759 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:00,759 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-19 00:24:00,762 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-19 00:24:00,762 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-19 00:24:00,778 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:00,783 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 [2023-02-19 00:24:00,783 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-02-19 00:24:00,784 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:00,784 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:00,785 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) [2023-02-19 00:24:00,785 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 [2023-02-19 00:24:00,788 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-19 00:24:00,795 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-19 00:24:00,795 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-19 00:24:00,795 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:00,796 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:00,796 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-19 00:24:00,803 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-19 00:24:00,803 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-19 00:24:00,825 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:00,836 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 [2023-02-19 00:24:00,836 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-02-19 00:24:00,836 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:00,837 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:00,838 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) [2023-02-19 00:24:00,840 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 [2023-02-19 00:24:00,842 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-19 00:24:00,852 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-19 00:24:00,852 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-19 00:24:00,852 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:00,852 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:00,852 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-19 00:24:00,857 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-19 00:24:00,857 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-19 00:24:00,873 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:00,879 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 [2023-02-19 00:24:00,880 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-02-19 00:24:00,880 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:00,880 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:00,881 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) [2023-02-19 00:24:00,883 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 [2023-02-19 00:24:00,885 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 [2023-02-19 00:24:00,893 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-19 00:24:00,893 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-19 00:24:00,893 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-19 00:24:00,893 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:00,893 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:00,893 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-19 00:24:00,897 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-19 00:24:00,897 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-19 00:24:00,916 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:00,922 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 [2023-02-19 00:24:00,922 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-02-19 00:24:00,922 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:00,922 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:00,923 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) [2023-02-19 00:24:00,923 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 [2023-02-19 00:24:00,926 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-19 00:24:00,933 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-19 00:24:00,933 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-02-19 00:24:00,933 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-19 00:24:00,934 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:00,934 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:00,934 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-19 00:24:00,937 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-19 00:24:00,937 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-19 00:24:00,952 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:00,955 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 [2023-02-19 00:24:00,955 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-02-19 00:24:00,956 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:00,956 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:00,957 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) [2023-02-19 00:24:00,962 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 [2023-02-19 00:24:00,962 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-19 00:24:00,981 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-19 00:24:00,982 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-19 00:24:00,982 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-19 00:24:00,982 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:00,982 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:00,982 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-19 00:24:00,989 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-19 00:24:00,990 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-19 00:24:01,017 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:01,020 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 [2023-02-19 00:24:01,020 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-02-19 00:24:01,021 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:01,021 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:01,022 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) [2023-02-19 00:24:01,029 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 [2023-02-19 00:24:01,030 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-19 00:24:01,036 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-19 00:24:01,037 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-19 00:24:01,037 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-19 00:24:01,037 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:01,037 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:01,037 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-19 00:24:01,039 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-19 00:24:01,040 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-19 00:24:01,052 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:01,062 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 [2023-02-19 00:24:01,063 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-02-19 00:24:01,063 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:01,063 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:01,064 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) [2023-02-19 00:24:01,066 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 [2023-02-19 00:24:01,070 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-19 00:24:01,079 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-19 00:24:01,079 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-19 00:24:01,079 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-19 00:24:01,080 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:01,080 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:01,080 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-02-19 00:24:01,085 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-02-19 00:24:01,085 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-19 00:24:01,101 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:01,107 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2023-02-19 00:24:01,111 INFO L210 LassoAnalysis]: Preferences: [2023-02-19 00:24:01,111 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-02-19 00:24:01,111 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-02-19 00:24:01,111 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-02-19 00:24:01,111 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-02-19 00:24:01,111 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:01,111 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-02-19 00:24:01,111 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-02-19 00:24:01,111 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Lasso [2023-02-19 00:24:01,111 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-02-19 00:24:01,111 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-02-19 00:24:01,112 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-19 00:24:01,117 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-19 00:24:01,118 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-19 00:24:01,122 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-02-19 00:24:01,123 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-02-19 00:24:01,124 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:01,124 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:01,125 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) [2023-02-19 00:24:01,127 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 [2023-02-19 00:24:01,128 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-02-19 00:24:01,128 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-19 00:24:01,156 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 [2023-02-19 00:24:01,156 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:01,156 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:01,157 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-19 00:24:01,160 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 [2023-02-19 00:24:01,161 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-02-19 00:24:01,162 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-19 00:24:01,186 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-02-19 00:24:01,193 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 [2023-02-19 00:24:01,193 INFO L210 LassoAnalysis]: Preferences: [2023-02-19 00:24:01,194 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-02-19 00:24:01,194 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-02-19 00:24:01,194 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-02-19 00:24:01,194 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-02-19 00:24:01,194 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:01,194 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-02-19 00:24:01,194 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-02-19 00:24:01,194 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Lasso [2023-02-19 00:24:01,194 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-02-19 00:24:01,194 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-02-19 00:24:01,195 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-19 00:24:01,201 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-19 00:24:01,203 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-19 00:24:01,205 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-02-19 00:24:01,206 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-02-19 00:24:01,206 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:01,207 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:01,208 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) [2023-02-19 00:24:01,210 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 [2023-02-19 00:24:01,212 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-19 00:24:01,218 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-19 00:24:01,219 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:01,219 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:01,219 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-19 00:24:01,223 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-02-19 00:24:01,226 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-02-19 00:24:01,242 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:01,247 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 [2023-02-19 00:24:01,248 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:01,248 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:01,249 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) [2023-02-19 00:24:01,252 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 [2023-02-19 00:24:01,253 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-19 00:24:01,260 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-19 00:24:01,260 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-19 00:24:01,260 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:01,260 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:01,260 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-19 00:24:01,261 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-02-19 00:24:01,261 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-19 00:24:01,276 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:01,287 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 [2023-02-19 00:24:01,288 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:01,288 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:01,289 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) [2023-02-19 00:24:01,292 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 [2023-02-19 00:24:01,293 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-19 00:24:01,300 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-19 00:24:01,300 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-19 00:24:01,300 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:01,300 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:01,300 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-19 00:24:01,301 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-02-19 00:24:01,301 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-19 00:24:01,315 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:01,321 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 [2023-02-19 00:24:01,321 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-02-19 00:24:01,321 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:01,321 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:01,323 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) [2023-02-19 00:24:01,330 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-19 00:24:01,336 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 [2023-02-19 00:24:01,337 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-19 00:24:01,337 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:01,337 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:01,338 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-19 00:24:01,345 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-02-19 00:24:01,345 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-02-19 00:24:01,358 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:01,364 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 [2023-02-19 00:24:01,364 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:01,364 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:01,365 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) [2023-02-19 00:24:01,367 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 [2023-02-19 00:24:01,369 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-19 00:24:01,375 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-19 00:24:01,375 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-19 00:24:01,375 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:01,375 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:01,375 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-19 00:24:01,377 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-19 00:24:01,377 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-19 00:24:01,392 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:01,397 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 [2023-02-19 00:24:01,398 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:01,398 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:01,399 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) [2023-02-19 00:24:01,406 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-19 00:24:01,412 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-19 00:24:01,412 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-19 00:24:01,413 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:01,413 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:01,413 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-19 00:24:01,413 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 [2023-02-19 00:24:01,413 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-19 00:24:01,418 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-19 00:24:01,429 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:01,434 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 [2023-02-19 00:24:01,434 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-02-19 00:24:01,434 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:01,434 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:01,435 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) [2023-02-19 00:24:01,437 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 [2023-02-19 00:24:01,439 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 [2023-02-19 00:24:01,446 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-19 00:24:01,446 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:01,446 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:01,446 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-19 00:24:01,453 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-02-19 00:24:01,453 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-02-19 00:24:01,470 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:01,477 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 [2023-02-19 00:24:01,477 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:01,477 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:01,478 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) [2023-02-19 00:24:01,480 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 [2023-02-19 00:24:01,482 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-19 00:24:01,489 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-19 00:24:01,489 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-19 00:24:01,489 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:01,489 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:01,489 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-19 00:24:01,490 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-19 00:24:01,490 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-19 00:24:01,504 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:01,509 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 [2023-02-19 00:24:01,509 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:01,509 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:01,511 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) [2023-02-19 00:24:01,513 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 [2023-02-19 00:24:01,515 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-19 00:24:01,521 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-19 00:24:01,521 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-19 00:24:01,522 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:01,522 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:01,522 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-19 00:24:01,522 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-19 00:24:01,522 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-19 00:24:01,537 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:01,551 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2023-02-19 00:24:01,551 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-02-19 00:24:01,551 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:01,551 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:01,553 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) [2023-02-19 00:24:01,555 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 [2023-02-19 00:24:01,556 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 [2023-02-19 00:24:01,563 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-19 00:24:01,563 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:01,563 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:01,563 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-19 00:24:01,572 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-02-19 00:24:01,572 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-02-19 00:24:01,590 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:01,593 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 [2023-02-19 00:24:01,594 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:01,594 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:01,595 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) [2023-02-19 00:24:01,596 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 [2023-02-19 00:24:01,598 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-19 00:24:01,604 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-19 00:24:01,605 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-19 00:24:01,605 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:01,605 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:01,605 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-19 00:24:01,605 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-19 00:24:01,606 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-19 00:24:01,620 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:01,623 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 [2023-02-19 00:24:01,623 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:01,624 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:01,624 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) [2023-02-19 00:24:01,625 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 [2023-02-19 00:24:01,628 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-19 00:24:01,634 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-19 00:24:01,635 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-19 00:24:01,635 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:01,635 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:01,635 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-19 00:24:01,636 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-19 00:24:01,636 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-19 00:24:01,645 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:01,651 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2023-02-19 00:24:01,651 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-02-19 00:24:01,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:01,651 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:01,652 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) [2023-02-19 00:24:01,667 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 [2023-02-19 00:24:01,668 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-19 00:24:01,675 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-19 00:24:01,675 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-19 00:24:01,675 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:01,675 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:01,675 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-19 00:24:01,683 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-02-19 00:24:01,683 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-02-19 00:24:01,711 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:01,714 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2023-02-19 00:24:01,715 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:01,715 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:01,715 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) [2023-02-19 00:24:01,717 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 [2023-02-19 00:24:01,719 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-19 00:24:01,726 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-19 00:24:01,726 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-19 00:24:01,726 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-19 00:24:01,726 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:01,726 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:01,726 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-19 00:24:01,727 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-19 00:24:01,727 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-19 00:24:01,742 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:01,747 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 [2023-02-19 00:24:01,748 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:01,748 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:01,749 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) [2023-02-19 00:24:01,751 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 [2023-02-19 00:24:01,753 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-19 00:24:01,760 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-19 00:24:01,760 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-19 00:24:01,760 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-19 00:24:01,760 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:01,760 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:01,760 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-19 00:24:01,761 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-19 00:24:01,761 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-19 00:24:01,776 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:01,781 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2023-02-19 00:24:01,781 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-02-19 00:24:01,781 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:01,781 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:01,782 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) [2023-02-19 00:24:01,784 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 [2023-02-19 00:24:01,786 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-19 00:24:01,793 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-19 00:24:01,793 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-02-19 00:24:01,793 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:01,793 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:01,793 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-19 00:24:01,800 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-02-19 00:24:01,800 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-02-19 00:24:01,829 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:01,832 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 [2023-02-19 00:24:01,833 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:01,833 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:01,834 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) [2023-02-19 00:24:01,835 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 [2023-02-19 00:24:01,837 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-19 00:24:01,844 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-19 00:24:01,844 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-02-19 00:24:01,844 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-19 00:24:01,844 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:01,844 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:01,844 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-19 00:24:01,845 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-19 00:24:01,845 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-19 00:24:01,857 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:01,859 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2023-02-19 00:24:01,860 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:01,860 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:01,861 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) [2023-02-19 00:24:01,863 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 [2023-02-19 00:24:01,865 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-19 00:24:01,871 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-19 00:24:01,871 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-02-19 00:24:01,871 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-19 00:24:01,872 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:01,872 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:01,872 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-19 00:24:01,872 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-19 00:24:01,872 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-19 00:24:01,889 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:01,892 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 [2023-02-19 00:24:01,892 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-02-19 00:24:01,893 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:01,893 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:01,894 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) [2023-02-19 00:24:01,896 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 [2023-02-19 00:24:01,897 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-19 00:24:01,905 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-19 00:24:01,905 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-19 00:24:01,905 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:01,905 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:01,905 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-19 00:24:01,913 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-02-19 00:24:01,913 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-02-19 00:24:01,965 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:01,969 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 [2023-02-19 00:24:01,970 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:01,970 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:01,971 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) [2023-02-19 00:24:01,973 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 [2023-02-19 00:24:01,974 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-19 00:24:01,981 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-19 00:24:01,981 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-19 00:24:01,981 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-19 00:24:01,981 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:01,981 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:01,981 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-19 00:24:01,982 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-19 00:24:01,982 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-19 00:24:01,999 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:02,013 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 [2023-02-19 00:24:02,013 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:02,013 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:02,014 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) [2023-02-19 00:24:02,014 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 [2023-02-19 00:24:02,017 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-19 00:24:02,024 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-19 00:24:02,024 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-19 00:24:02,024 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-19 00:24:02,024 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:02,024 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:02,024 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-19 00:24:02,025 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-19 00:24:02,025 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-19 00:24:02,035 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:02,040 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 [2023-02-19 00:24:02,040 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-02-19 00:24:02,040 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:02,040 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:02,041 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) [2023-02-19 00:24:02,043 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 [2023-02-19 00:24:02,044 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-19 00:24:02,051 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-19 00:24:02,051 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-19 00:24:02,051 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:02,051 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:02,051 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-19 00:24:02,057 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-02-19 00:24:02,057 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-02-19 00:24:02,074 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:02,077 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2023-02-19 00:24:02,077 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:02,077 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:02,078 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) [2023-02-19 00:24:02,079 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 [2023-02-19 00:24:02,081 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-19 00:24:02,087 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-19 00:24:02,088 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-19 00:24:02,088 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-19 00:24:02,088 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:02,088 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:02,088 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-19 00:24:02,088 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-19 00:24:02,088 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-19 00:24:02,090 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:02,092 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2023-02-19 00:24:02,092 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:02,092 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:02,093 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) [2023-02-19 00:24:02,096 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 [2023-02-19 00:24:02,097 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-19 00:24:02,103 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-19 00:24:02,103 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-19 00:24:02,103 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-19 00:24:02,103 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:02,103 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:02,103 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-19 00:24:02,104 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-19 00:24:02,104 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-19 00:24:02,105 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:02,108 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 [2023-02-19 00:24:02,108 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-02-19 00:24:02,108 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:02,108 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:02,109 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) [2023-02-19 00:24:02,109 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 [2023-02-19 00:24:02,112 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-19 00:24:02,118 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-19 00:24:02,118 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-19 00:24:02,118 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:02,119 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:02,119 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-02-19 00:24:02,127 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2023-02-19 00:24:02,127 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2023-02-19 00:24:02,152 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:02,158 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2023-02-19 00:24:02,158 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:02,158 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:02,159 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) [2023-02-19 00:24:02,161 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 [2023-02-19 00:24:02,162 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-19 00:24:02,169 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-19 00:24:02,169 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-19 00:24:02,169 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-19 00:24:02,169 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:02,169 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:02,169 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-02-19 00:24:02,170 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-02-19 00:24:02,170 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-19 00:24:02,184 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:02,187 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 [2023-02-19 00:24:02,187 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:02,187 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:02,188 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) [2023-02-19 00:24:02,189 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 [2023-02-19 00:24:02,191 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-19 00:24:02,197 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-19 00:24:02,198 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-19 00:24:02,198 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-19 00:24:02,198 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:02,198 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:02,198 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-02-19 00:24:02,199 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-02-19 00:24:02,199 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-19 00:24:02,205 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:02,207 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 [2023-02-19 00:24:02,208 INFO L369 stractBuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2023-02-19 00:24:02,208 INFO L748 eck$LassoCheckResult]: Stem: 5#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true; 7#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#L26-2true assume !false; 6#L29true assume !!(main_~c~0#1 + main_~y~0#1 * main_~y~0#1 - 2 * main_~x~0#1 + main_~y~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_~x~0#1; 4#L26-2true [2023-02-19 00:24:02,208 INFO L750 eck$LassoCheckResult]: Loop: 4#L26-2true assume !false; 6#L29true assume !!(main_~c~0#1 + main_~y~0#1 * main_~y~0#1 - 2 * main_~x~0#1 + main_~y~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_~x~0#1; 4#L26-2true [2023-02-19 00:24:02,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-19 00:24:02,209 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 2 times [2023-02-19 00:24:02,209 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-19 00:24:02,209 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1907736956] [2023-02-19 00:24:02,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-19 00:24:02,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-19 00:24:02,212 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-02-19 00:24:02,212 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2126480527] [2023-02-19 00:24:02,212 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-02-19 00:24:02,212 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-19 00:24:02,212 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:02,220 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) [2023-02-19 00:24:02,240 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Waiting until timeout for monitored process [2023-02-19 00:24:02,242 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2023-02-19 00:24:02,242 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2023-02-19 00:24:02,242 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-19 00:24:02,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-19 00:24:02,246 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-19 00:24:02,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-19 00:24:02,247 INFO L85 PathProgramCache]: Analyzing trace with hash 1318, now seen corresponding path program 2 times [2023-02-19 00:24:02,247 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-19 00:24:02,247 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [761666920] [2023-02-19 00:24:02,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-19 00:24:02,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-19 00:24:02,249 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-02-19 00:24:02,249 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1073172988] [2023-02-19 00:24:02,249 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-02-19 00:24:02,249 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-19 00:24:02,250 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:02,251 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) [2023-02-19 00:24:02,252 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Waiting until timeout for monitored process [2023-02-19 00:24:02,269 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2023-02-19 00:24:02,269 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2023-02-19 00:24:02,269 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-19 00:24:02,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-19 00:24:02,272 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-19 00:24:02,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-19 00:24:02,272 INFO L85 PathProgramCache]: Analyzing trace with hash 889694157, now seen corresponding path program 3 times [2023-02-19 00:24:02,272 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-19 00:24:02,272 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1627778268] [2023-02-19 00:24:02,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-19 00:24:02,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-19 00:24:02,275 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-02-19 00:24:02,275 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1556602638] [2023-02-19 00:24:02,275 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-02-19 00:24:02,275 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-19 00:24:02,275 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:02,287 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) [2023-02-19 00:24:02,288 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Waiting until timeout for monitored process [2023-02-19 00:24:02,306 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2023-02-19 00:24:02,306 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2023-02-19 00:24:02,306 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-19 00:24:02,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-19 00:24:02,310 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-19 00:24:02,312 INFO L210 LassoAnalysis]: Preferences: [2023-02-19 00:24:02,312 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-02-19 00:24:02,312 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-02-19 00:24:02,312 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-02-19 00:24:02,312 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-02-19 00:24:02,312 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:02,312 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-02-19 00:24:02,312 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-02-19 00:24:02,312 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Loop [2023-02-19 00:24:02,312 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-02-19 00:24:02,312 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-02-19 00:24:02,313 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-19 00:24:02,315 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-02-19 00:24:02,315 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-02-19 00:24:02,315 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:02,315 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:02,317 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) [2023-02-19 00:24:02,318 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 [2023-02-19 00:24:02,319 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-02-19 00:24:02,319 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-19 00:24:02,343 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 [2023-02-19 00:24:02,343 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:02,344 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:02,344 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) [2023-02-19 00:24:02,346 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 [2023-02-19 00:24:02,348 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-02-19 00:24:02,348 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-19 00:24:02,370 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-02-19 00:24:02,373 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 [2023-02-19 00:24:02,373 INFO L210 LassoAnalysis]: Preferences: [2023-02-19 00:24:02,373 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-02-19 00:24:02,373 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-02-19 00:24:02,373 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-02-19 00:24:02,373 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-02-19 00:24:02,373 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:02,373 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-02-19 00:24:02,373 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-02-19 00:24:02,373 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Loop [2023-02-19 00:24:02,373 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-02-19 00:24:02,374 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-02-19 00:24:02,374 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-19 00:24:02,377 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-02-19 00:24:02,377 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-02-19 00:24:02,377 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:02,377 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:02,378 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) [2023-02-19 00:24:02,379 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 [2023-02-19 00:24:02,381 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-19 00:24:02,387 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-19 00:24:02,388 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-19 00:24:02,388 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:02,388 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:02,388 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-19 00:24:02,389 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-02-19 00:24:02,389 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-19 00:24:02,403 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:02,406 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 [2023-02-19 00:24:02,407 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-02-19 00:24:02,407 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:02,407 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:02,408 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) [2023-02-19 00:24:02,408 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 [2023-02-19 00:24:02,411 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-19 00:24:02,417 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-19 00:24:02,417 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-19 00:24:02,417 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:02,417 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:02,417 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-19 00:24:02,419 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-19 00:24:02,419 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-19 00:24:02,428 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:02,431 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2023-02-19 00:24:02,431 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-02-19 00:24:02,431 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:02,432 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:02,432 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) [2023-02-19 00:24:02,434 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 [2023-02-19 00:24:02,436 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-19 00:24:02,442 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-19 00:24:02,443 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-19 00:24:02,443 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:02,443 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:02,443 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-19 00:24:02,447 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-19 00:24:02,447 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-19 00:24:02,462 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:02,465 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 [2023-02-19 00:24:02,465 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-02-19 00:24:02,465 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:02,465 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:02,466 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) [2023-02-19 00:24:02,468 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 [2023-02-19 00:24:02,469 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 [2023-02-19 00:24:02,476 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-19 00:24:02,476 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-19 00:24:02,477 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:02,477 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:02,477 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-19 00:24:02,479 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-19 00:24:02,479 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-19 00:24:02,491 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:02,494 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2023-02-19 00:24:02,494 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-02-19 00:24:02,494 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:02,494 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:02,495 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) [2023-02-19 00:24:02,496 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 [2023-02-19 00:24:02,502 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-19 00:24:02,508 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-19 00:24:02,508 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-19 00:24:02,509 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-19 00:24:02,509 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:02,509 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:02,509 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-19 00:24:02,510 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-19 00:24:02,510 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-19 00:24:02,521 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:02,524 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 [2023-02-19 00:24:02,524 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-02-19 00:24:02,524 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:02,524 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:02,525 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) [2023-02-19 00:24:02,526 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 [2023-02-19 00:24:02,528 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 [2023-02-19 00:24:02,535 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-19 00:24:02,535 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-02-19 00:24:02,535 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-19 00:24:02,535 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:02,535 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:02,535 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-19 00:24:02,537 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-19 00:24:02,537 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-19 00:24:02,553 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:02,556 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2023-02-19 00:24:02,556 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-02-19 00:24:02,556 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:02,556 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:02,557 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) [2023-02-19 00:24:02,557 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 [2023-02-19 00:24:02,560 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-19 00:24:02,567 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-19 00:24:02,567 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-19 00:24:02,567 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-19 00:24:02,567 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:02,567 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:02,567 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-19 00:24:02,570 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-19 00:24:02,570 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-19 00:24:02,591 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:02,593 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 [2023-02-19 00:24:02,594 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-02-19 00:24:02,594 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:02,594 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:02,595 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) [2023-02-19 00:24:02,600 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 [2023-02-19 00:24:02,601 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-19 00:24:02,607 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-19 00:24:02,607 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-19 00:24:02,607 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-19 00:24:02,607 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:02,607 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:02,607 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-19 00:24:02,609 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-19 00:24:02,609 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-19 00:24:02,621 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:02,624 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2023-02-19 00:24:02,636 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-02-19 00:24:02,637 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:02,637 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:02,638 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) [2023-02-19 00:24:02,640 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 [2023-02-19 00:24:02,641 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-19 00:24:02,648 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-19 00:24:02,648 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-19 00:24:02,648 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-19 00:24:02,648 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:02,648 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:02,648 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-02-19 00:24:02,651 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-02-19 00:24:02,651 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-19 00:24:02,667 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:02,670 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2023-02-19 00:24:02,681 INFO L210 LassoAnalysis]: Preferences: [2023-02-19 00:24:02,681 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-02-19 00:24:02,681 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-02-19 00:24:02,681 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-02-19 00:24:02,681 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-02-19 00:24:02,681 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:02,681 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-02-19 00:24:02,681 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-02-19 00:24:02,681 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Lasso [2023-02-19 00:24:02,681 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-02-19 00:24:02,681 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-02-19 00:24:02,682 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-19 00:24:02,683 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-19 00:24:02,684 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-19 00:24:02,687 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-02-19 00:24:02,687 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-02-19 00:24:02,687 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:02,687 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:02,688 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) [2023-02-19 00:24:02,690 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 [2023-02-19 00:24:02,692 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-02-19 00:24:02,692 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-19 00:24:02,710 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-02-19 00:24:02,710 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: [] [2023-02-19 00:24:02,713 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 [2023-02-19 00:24:02,713 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:02,713 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:02,714 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) [2023-02-19 00:24:02,714 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 [2023-02-19 00:24:02,717 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-02-19 00:24:02,717 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-19 00:24:02,724 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-02-19 00:24:02,724 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: [] [2023-02-19 00:24:02,727 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 [2023-02-19 00:24:02,727 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:02,727 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:02,728 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) [2023-02-19 00:24:02,728 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 [2023-02-19 00:24:02,731 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-02-19 00:24:02,731 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-19 00:24:02,749 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2023-02-19 00:24:02,749 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:02,749 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:02,750 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) [2023-02-19 00:24:02,751 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 [2023-02-19 00:24:02,753 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-02-19 00:24:02,753 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-19 00:24:02,775 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-02-19 00:24:02,778 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2023-02-19 00:24:02,778 INFO L210 LassoAnalysis]: Preferences: [2023-02-19 00:24:02,778 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-02-19 00:24:02,778 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-02-19 00:24:02,778 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-02-19 00:24:02,778 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-02-19 00:24:02,778 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:02,778 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-02-19 00:24:02,778 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-02-19 00:24:02,778 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Lasso [2023-02-19 00:24:02,779 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-02-19 00:24:02,779 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-02-19 00:24:02,779 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-19 00:24:02,781 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-19 00:24:02,783 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-19 00:24:02,796 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-02-19 00:24:02,796 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-02-19 00:24:02,796 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:02,796 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:02,797 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) [2023-02-19 00:24:02,799 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 [2023-02-19 00:24:02,801 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-19 00:24:02,807 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-19 00:24:02,807 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-19 00:24:02,807 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:02,807 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:02,807 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-19 00:24:02,808 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-02-19 00:24:02,808 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-19 00:24:02,816 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:02,819 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 [2023-02-19 00:24:02,819 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:02,819 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:02,820 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) [2023-02-19 00:24:02,821 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 [2023-02-19 00:24:02,823 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-19 00:24:02,829 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-19 00:24:02,829 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-19 00:24:02,829 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:02,829 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:02,829 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-19 00:24:02,830 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-02-19 00:24:02,830 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-19 00:24:02,838 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:02,840 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2023-02-19 00:24:02,841 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:02,841 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:02,842 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) [2023-02-19 00:24:02,842 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 [2023-02-19 00:24:02,845 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-19 00:24:02,851 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-19 00:24:02,851 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:02,851 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:02,852 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-19 00:24:02,854 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-02-19 00:24:02,855 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-02-19 00:24:02,866 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:02,868 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 [2023-02-19 00:24:02,869 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-02-19 00:24:02,869 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:02,869 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:02,871 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) [2023-02-19 00:24:02,874 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 [2023-02-19 00:24:02,875 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-19 00:24:02,881 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-19 00:24:02,881 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-19 00:24:02,881 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:02,881 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:02,881 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-19 00:24:02,881 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-19 00:24:02,882 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-19 00:24:02,896 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:02,899 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 [2023-02-19 00:24:02,900 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:02,900 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:02,901 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) [2023-02-19 00:24:02,903 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 [2023-02-19 00:24:02,904 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-19 00:24:02,910 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-19 00:24:02,911 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-19 00:24:02,911 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:02,911 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:02,911 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-19 00:24:02,911 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-19 00:24:02,911 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-19 00:24:02,925 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:02,929 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 [2023-02-19 00:24:02,929 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:02,929 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:02,930 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) [2023-02-19 00:24:02,932 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 [2023-02-19 00:24:02,933 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-19 00:24:02,940 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-19 00:24:02,940 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:02,940 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:02,940 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-19 00:24:02,944 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-02-19 00:24:02,945 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-02-19 00:24:02,960 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:02,963 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2023-02-19 00:24:02,964 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-02-19 00:24:02,964 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:02,964 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:02,965 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) [2023-02-19 00:24:02,967 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 [2023-02-19 00:24:02,968 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-19 00:24:02,975 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-19 00:24:02,975 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-19 00:24:02,975 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:02,975 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:02,975 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-19 00:24:02,975 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-19 00:24:02,975 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-19 00:24:02,990 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:02,993 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2023-02-19 00:24:02,993 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:02,994 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:02,995 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) [2023-02-19 00:24:02,996 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 [2023-02-19 00:24:02,998 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-19 00:24:03,004 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-19 00:24:03,004 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-19 00:24:03,004 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:03,004 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:03,005 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-19 00:24:03,005 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-19 00:24:03,005 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-19 00:24:03,006 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:03,009 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 [2023-02-19 00:24:03,009 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:03,009 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:03,010 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) [2023-02-19 00:24:03,010 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 [2023-02-19 00:24:03,013 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-19 00:24:03,019 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-19 00:24:03,019 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:03,019 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:03,019 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-19 00:24:03,030 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-02-19 00:24:03,030 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-02-19 00:24:03,044 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:03,047 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2023-02-19 00:24:03,047 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-02-19 00:24:03,047 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:03,047 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:03,048 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) [2023-02-19 00:24:03,048 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 [2023-02-19 00:24:03,051 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-19 00:24:03,057 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-19 00:24:03,057 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-19 00:24:03,058 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:03,058 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:03,058 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-19 00:24:03,058 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-19 00:24:03,058 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-19 00:24:03,059 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:03,062 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 [2023-02-19 00:24:03,062 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:03,062 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:03,063 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) [2023-02-19 00:24:03,063 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 [2023-02-19 00:24:03,067 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-19 00:24:03,073 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-19 00:24:03,073 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-19 00:24:03,074 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:03,074 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:03,074 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-19 00:24:03,074 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-19 00:24:03,074 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-19 00:24:03,083 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:03,086 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2023-02-19 00:24:03,086 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:03,086 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:03,087 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) [2023-02-19 00:24:03,088 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 [2023-02-19 00:24:03,090 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-19 00:24:03,097 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-19 00:24:03,097 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:03,097 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:03,097 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-19 00:24:03,104 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-02-19 00:24:03,104 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-02-19 00:24:03,117 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:03,121 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 [2023-02-19 00:24:03,121 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-02-19 00:24:03,121 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:03,121 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:03,122 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) [2023-02-19 00:24:03,124 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 [2023-02-19 00:24:03,125 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-19 00:24:03,132 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-19 00:24:03,132 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-19 00:24:03,132 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-19 00:24:03,132 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:03,132 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:03,132 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-19 00:24:03,132 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-19 00:24:03,132 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-19 00:24:03,138 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:03,140 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2023-02-19 00:24:03,140 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:03,141 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:03,142 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) [2023-02-19 00:24:03,142 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 [2023-02-19 00:24:03,145 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-19 00:24:03,152 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-19 00:24:03,152 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-19 00:24:03,152 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-19 00:24:03,152 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:03,152 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:03,152 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-19 00:24:03,152 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-19 00:24:03,152 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-19 00:24:03,161 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:03,165 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2023-02-19 00:24:03,165 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:03,165 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:03,166 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) [2023-02-19 00:24:03,167 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 [2023-02-19 00:24:03,169 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-19 00:24:03,175 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-19 00:24:03,176 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-19 00:24:03,176 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:03,176 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:03,176 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-19 00:24:03,180 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-02-19 00:24:03,180 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-02-19 00:24:03,196 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:03,200 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2023-02-19 00:24:03,200 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-02-19 00:24:03,200 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:03,200 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:03,201 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) [2023-02-19 00:24:03,203 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 [2023-02-19 00:24:03,204 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-19 00:24:03,211 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-19 00:24:03,211 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-02-19 00:24:03,211 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-19 00:24:03,211 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:03,211 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:03,211 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-19 00:24:03,212 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-19 00:24:03,212 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-19 00:24:03,226 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:03,230 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2023-02-19 00:24:03,230 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:03,230 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:03,231 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) [2023-02-19 00:24:03,233 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 [2023-02-19 00:24:03,234 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-19 00:24:03,241 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-19 00:24:03,241 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-02-19 00:24:03,241 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-19 00:24:03,241 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:03,241 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:03,241 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-19 00:24:03,242 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-19 00:24:03,242 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-19 00:24:03,256 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:03,260 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2023-02-19 00:24:03,260 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:03,260 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:03,261 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) [2023-02-19 00:24:03,263 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 [2023-02-19 00:24:03,265 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-19 00:24:03,272 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-19 00:24:03,272 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-02-19 00:24:03,272 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:03,272 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:03,272 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-19 00:24:03,278 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-02-19 00:24:03,278 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-02-19 00:24:03,319 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:03,323 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2023-02-19 00:24:03,323 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-02-19 00:24:03,323 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:03,323 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:03,324 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) [2023-02-19 00:24:03,324 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 [2023-02-19 00:24:03,327 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-19 00:24:03,334 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-19 00:24:03,334 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-19 00:24:03,334 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-19 00:24:03,334 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:03,334 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:03,334 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-19 00:24:03,335 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-19 00:24:03,335 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-19 00:24:03,337 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:03,340 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 [2023-02-19 00:24:03,340 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:03,340 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:03,341 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) [2023-02-19 00:24:03,342 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 [2023-02-19 00:24:03,344 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-19 00:24:03,351 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-19 00:24:03,351 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-19 00:24:03,351 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-19 00:24:03,351 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:03,351 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:03,351 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-19 00:24:03,351 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-19 00:24:03,352 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-19 00:24:03,354 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:03,357 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2023-02-19 00:24:03,357 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:03,357 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:03,358 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) [2023-02-19 00:24:03,362 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 [2023-02-19 00:24:03,362 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-19 00:24:03,369 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-19 00:24:03,369 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-19 00:24:03,369 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:03,369 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:03,369 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-19 00:24:03,383 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-02-19 00:24:03,383 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-02-19 00:24:03,471 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:03,474 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2023-02-19 00:24:03,474 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-02-19 00:24:03,474 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:03,474 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:03,475 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) [2023-02-19 00:24:03,476 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 [2023-02-19 00:24:03,478 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-19 00:24:03,484 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-19 00:24:03,484 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-19 00:24:03,484 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-19 00:24:03,484 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:03,484 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:03,484 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-19 00:24:03,485 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-19 00:24:03,485 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-19 00:24:03,486 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:03,488 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2023-02-19 00:24:03,488 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:03,488 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:03,489 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) [2023-02-19 00:24:03,490 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 [2023-02-19 00:24:03,492 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-19 00:24:03,498 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-19 00:24:03,498 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-19 00:24:03,498 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-19 00:24:03,498 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:03,498 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:03,498 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-19 00:24:03,499 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-19 00:24:03,499 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-19 00:24:03,500 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:03,503 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2023-02-19 00:24:03,503 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:03,503 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:03,504 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) [2023-02-19 00:24:03,504 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 [2023-02-19 00:24:03,507 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-19 00:24:03,513 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-19 00:24:03,513 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-19 00:24:03,513 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:03,513 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:03,513 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-19 00:24:03,519 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-02-19 00:24:03,519 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-02-19 00:24:03,536 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:03,538 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2023-02-19 00:24:03,539 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-02-19 00:24:03,539 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:03,539 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:03,540 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) [2023-02-19 00:24:03,542 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 [2023-02-19 00:24:03,542 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-19 00:24:03,549 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-19 00:24:03,549 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-19 00:24:03,549 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-19 00:24:03,549 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:03,549 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:03,549 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-02-19 00:24:03,550 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-02-19 00:24:03,550 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-19 00:24:03,552 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:03,554 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0 [2023-02-19 00:24:03,554 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:03,554 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:03,555 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) [2023-02-19 00:24:03,556 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 [2023-02-19 00:24:03,558 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-19 00:24:03,565 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-19 00:24:03,565 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-19 00:24:03,565 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-19 00:24:03,565 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:03,565 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:03,565 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-02-19 00:24:03,566 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-02-19 00:24:03,566 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-19 00:24:03,575 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:03,578 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 [2023-02-19 00:24:03,578 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-19 00:24:03,578 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-19 00:24:03,579 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) [2023-02-19 00:24:03,579 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 [2023-02-19 00:24:03,582 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-19 00:24:03,589 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-19 00:24:03,589 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-19 00:24:03,589 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-19 00:24:03,589 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-19 00:24:03,589 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-02-19 00:24:03,597 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2023-02-19 00:24:03,597 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2023-02-19 00:24:03,638 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-19 00:24:03,642 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 [2023-02-19 00:24:03,646 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 19.02 12:24:03 BoogieIcfgContainer [2023-02-19 00:24:03,646 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-02-19 00:24:03,647 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-02-19 00:24:03,647 INFO L271 PluginConnector]: Initializing Witness Printer... [2023-02-19 00:24:03,647 INFO L275 PluginConnector]: Witness Printer initialized [2023-02-19 00:24:03,647 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.02 12:24:00" (3/4) ... [2023-02-19 00:24:03,649 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-02-19 00:24:03,649 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-02-19 00:24:03,650 INFO L158 Benchmark]: Toolchain (without parser) took 3664.14ms. Allocated memory was 151.0MB in the beginning and 184.5MB in the end (delta: 33.6MB). Free memory was 105.8MB in the beginning and 71.3MB in the end (delta: 34.5MB). Peak memory consumption was 68.6MB. Max. memory is 16.1GB. [2023-02-19 00:24:03,650 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 151.0MB. Free memory is still 98.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-02-19 00:24:03,650 INFO L158 Benchmark]: CACSL2BoogieTranslator took 112.43ms. Allocated memory is still 151.0MB. Free memory was 105.8MB in the beginning and 96.5MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-02-19 00:24:03,650 INFO L158 Benchmark]: Boogie Procedure Inliner took 15.70ms. Allocated memory is still 151.0MB. Free memory was 96.5MB in the beginning and 95.3MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-02-19 00:24:03,650 INFO L158 Benchmark]: Boogie Preprocessor took 10.50ms. Allocated memory is still 151.0MB. Free memory was 95.3MB in the beginning and 94.4MB in the end (delta: 928.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-19 00:24:03,650 INFO L158 Benchmark]: RCFGBuilder took 138.54ms. Allocated memory is still 151.0MB. Free memory was 94.4MB in the beginning and 86.0MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-02-19 00:24:03,651 INFO L158 Benchmark]: BuchiAutomizer took 3380.18ms. Allocated memory was 151.0MB in the beginning and 184.5MB in the end (delta: 33.6MB). Free memory was 86.0MB in the beginning and 72.3MB in the end (delta: 13.7MB). Peak memory consumption was 70.7MB. Max. memory is 16.1GB. [2023-02-19 00:24:03,651 INFO L158 Benchmark]: Witness Printer took 2.28ms. Allocated memory is still 184.5MB. Free memory was 72.3MB in the beginning and 71.3MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-19 00:24:03,652 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 151.0MB. Free memory is still 98.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 112.43ms. Allocated memory is still 151.0MB. Free memory was 105.8MB in the beginning and 96.5MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 15.70ms. Allocated memory is still 151.0MB. Free memory was 96.5MB in the beginning and 95.3MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 10.50ms. Allocated memory is still 151.0MB. Free memory was 95.3MB in the beginning and 94.4MB in the end (delta: 928.3kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 138.54ms. Allocated memory is still 151.0MB. Free memory was 94.4MB in the beginning and 86.0MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 3380.18ms. Allocated memory was 151.0MB in the beginning and 184.5MB in the end (delta: 33.6MB). Free memory was 86.0MB in the beginning and 72.3MB in the end (delta: 13.7MB). Peak memory consumption was 70.7MB. Max. memory is 16.1GB. * Witness Printer took 2.28ms. Allocated memory is still 184.5MB. Free memory was 72.3MB in the beginning and 71.3MB in the end (delta: 1.0MB). 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 3.3s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 3.3s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital48 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq156 hnf93 smp100 dnf100 smp100 tf102 neg100 sie104 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 60ms VariablesStem: 3 VariablesLoop: 6 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s InitialAbstractionConstructionTime: 0.0s - 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 + main_~y~0#1 * main_~y~0#1 - 2 * main_~x~0#1 + main_~y~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_~x~0#1;" Loop: "assume !false;" "assume !!(main_~c~0#1 + main_~y~0#1 * main_~y~0#1 - 2 * main_~x~0#1 + main_~y~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_~x~0#1;" RESULT: Ultimate could not prove your program: unable to determine termination [2023-02-19 00:24:03,661 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Forceful destruction successful, exit code 0 [2023-02-19 00:24:03,865 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Forceful destruction successful, exit code 0 [2023-02-19 00:24:04,065 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Forceful destruction successful, exit code 0 [2023-02-19 00:24:04,267 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-02-19 00:24:04,466 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-02-19 00:24:04,666 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*64bit*_Bitvector*.epf No suitable settings file found using Termination*64bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN