./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 a31fd051 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-?-a31fd05 [2023-02-15 14:18:17,121 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-15 14:18:17,122 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-15 14:18:17,147 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-15 14:18:17,147 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-15 14:18:17,147 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-15 14:18:17,148 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-15 14:18:17,149 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-15 14:18:17,151 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-15 14:18:17,151 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-15 14:18:17,152 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-15 14:18:17,152 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-15 14:18:17,153 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-15 14:18:17,153 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-15 14:18:17,154 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-15 14:18:17,155 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-15 14:18:17,155 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-15 14:18:17,156 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-15 14:18:17,157 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-15 14:18:17,158 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-15 14:18:17,158 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-15 14:18:17,159 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-15 14:18:17,160 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-15 14:18:17,160 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-15 14:18:17,162 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-15 14:18:17,163 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-15 14:18:17,163 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-15 14:18:17,163 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-15 14:18:17,164 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-15 14:18:17,164 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-15 14:18:17,164 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-15 14:18:17,165 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-15 14:18:17,165 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-15 14:18:17,166 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-15 14:18:17,166 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-15 14:18:17,166 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-15 14:18:17,167 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-15 14:18:17,167 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-15 14:18:17,167 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-15 14:18:17,168 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-15 14:18:17,168 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-15 14:18:17,169 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2023-02-15 14:18:17,182 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-15 14:18:17,183 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-15 14:18:17,183 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-15 14:18:17,183 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-15 14:18:17,184 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-15 14:18:17,184 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-15 14:18:17,184 INFO L138 SettingsManager]: * Use SBE=true [2023-02-15 14:18:17,184 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-02-15 14:18:17,184 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-02-15 14:18:17,184 INFO L138 SettingsManager]: * Use old map elimination=false [2023-02-15 14:18:17,184 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2023-02-15 14:18:17,184 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2023-02-15 14:18:17,184 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-02-15 14:18:17,184 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-15 14:18:17,184 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-15 14:18:17,184 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-15 14:18:17,185 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-15 14:18:17,185 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-02-15 14:18:17,185 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-02-15 14:18:17,185 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-02-15 14:18:17,185 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-02-15 14:18:17,185 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-02-15 14:18:17,185 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-15 14:18:17,185 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-02-15 14:18:17,185 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-15 14:18:17,185 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-15 14:18:17,185 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-15 14:18:17,185 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-15 14:18:17,186 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-02-15 14:18:17,186 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 22bc8b4cf01afcaae62bd4d165e21be0989176def672b1734c08f33480ca7dd6 [2023-02-15 14:18:17,358 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-15 14:18:17,377 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-15 14:18:17,379 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-15 14:18:17,380 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-15 14:18:17,380 INFO L275 PluginConnector]: CDTParser initialized [2023-02-15 14:18:17,381 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-nla/ps2-both-t.c [2023-02-15 14:18:18,253 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-15 14:18:18,434 INFO L351 CDTParser]: Found 1 translation units. [2023-02-15 14:18:18,435 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-nla/ps2-both-t.c [2023-02-15 14:18:18,438 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb268b93d/4803b05b3e444474b883d49fa61fb266/FLAG7de683aad [2023-02-15 14:18:18,851 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb268b93d/4803b05b3e444474b883d49fa61fb266 [2023-02-15 14:18:18,853 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-15 14:18:18,854 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-15 14:18:18,855 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-15 14:18:18,855 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-15 14:18:18,858 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-15 14:18:18,858 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 02:18:18" (1/1) ... [2023-02-15 14:18:18,859 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3973c0a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 02:18:18, skipping insertion in model container [2023-02-15 14:18:18,859 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 02:18:18" (1/1) ... [2023-02-15 14:18:18,863 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-15 14:18:18,875 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-15 14:18:18,965 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-02-15 14:18:18,973 INFO L203 MainTranslator]: Completed pre-run [2023-02-15 14:18:18,983 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-02-15 14:18:18,990 INFO L208 MainTranslator]: Completed translation [2023-02-15 14:18:18,992 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 02:18:18 WrapperNode [2023-02-15 14:18:18,992 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-15 14:18:18,993 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-02-15 14:18:18,994 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-02-15 14:18:18,994 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-02-15 14:18:18,998 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 02:18:18" (1/1) ... [2023-02-15 14:18:19,002 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 02:18:18" (1/1) ... [2023-02-15 14:18:19,011 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 22 [2023-02-15 14:18:19,011 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-02-15 14:18:19,012 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-02-15 14:18:19,012 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-02-15 14:18:19,012 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-02-15 14:18:19,017 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 02:18:18" (1/1) ... [2023-02-15 14:18:19,017 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 02:18:18" (1/1) ... [2023-02-15 14:18:19,018 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 02:18:18" (1/1) ... [2023-02-15 14:18:19,018 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 02:18:18" (1/1) ... [2023-02-15 14:18:19,019 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 02:18:18" (1/1) ... [2023-02-15 14:18:19,023 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 02:18:18" (1/1) ... [2023-02-15 14:18:19,023 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 02:18:18" (1/1) ... [2023-02-15 14:18:19,024 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 02:18:18" (1/1) ... [2023-02-15 14:18:19,024 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-02-15 14:18:19,025 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-02-15 14:18:19,025 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-02-15 14:18:19,026 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-02-15 14:18:19,026 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 02:18:18" (1/1) ... [2023-02-15 14:18:19,031 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:19,037 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:19,050 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) [2023-02-15 14:18:19,054 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 [2023-02-15 14:18:19,073 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-02-15 14:18:19,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-02-15 14:18:19,105 INFO L235 CfgBuilder]: Building ICFG [2023-02-15 14:18:19,107 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-02-15 14:18:19,151 INFO L276 CfgBuilder]: Performing block encoding [2023-02-15 14:18:19,155 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-02-15 14:18:19,156 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2023-02-15 14:18:19,157 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.02 02:18:19 BoogieIcfgContainer [2023-02-15 14:18:19,157 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-02-15 14:18:19,158 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-02-15 14:18:19,158 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2023-02-15 14:18:19,160 INFO L275 PluginConnector]: BuchiAutomizer initialized [2023-02-15 14:18:19,161 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-02-15 14:18:19,161 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 15.02 02:18:18" (1/3) ... [2023-02-15 14:18:19,161 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@63213e61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 15.02 02:18:19, skipping insertion in model container [2023-02-15 14:18:19,162 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-02-15 14:18:19,162 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 02:18:18" (2/3) ... [2023-02-15 14:18:19,162 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@63213e61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 15.02 02:18:19, skipping insertion in model container [2023-02-15 14:18:19,162 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-02-15 14:18:19,162 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.02 02:18:19" (3/3) ... [2023-02-15 14:18:19,163 INFO L332 chiAutomizerObserver]: Analyzing ICFG ps2-both-t.c [2023-02-15 14:18:19,194 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-02-15 14:18:19,194 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-02-15 14:18:19,194 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-02-15 14:18:19,194 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-02-15 14:18:19,194 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-02-15 14:18:19,194 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-02-15 14:18:19,194 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-02-15 14:18:19,194 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-02-15 14:18:19,197 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) [2023-02-15 14:18:19,209 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2023-02-15 14:18:19,209 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-02-15 14:18:19,209 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-02-15 14:18:19,212 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-02-15 14:18:19,212 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-02-15 14:18:19,213 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-02-15 14:18:19,213 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) [2023-02-15 14:18:19,213 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2023-02-15 14:18:19,213 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-02-15 14:18:19,213 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-02-15 14:18:19,214 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-02-15 14:18:19,214 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-02-15 14:18:19,218 INFO L748 eck$LassoCheckResult]: Stem: 5#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~k~0#1, main_~y~0#1, main_~x~0#1, main_~c~0#1;havoc main_~k~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_~c~0#1;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0;main_~x~0#1 := 0;main_~c~0#1 := 0; 4#L26-2true [2023-02-15 14:18:19,218 INFO L750 eck$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 [2023-02-15 14:18:19,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 14:18:19,222 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2023-02-15 14:18:19,227 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 14:18:19,227 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1309037032] [2023-02-15 14:18:19,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:18:19,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 14:18:19,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-15 14:18:19,273 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-15 14:18:19,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-15 14:18:19,285 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-15 14:18:19,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 14:18:19,287 INFO L85 PathProgramCache]: Analyzing trace with hash 1318, now seen corresponding path program 1 times [2023-02-15 14:18:19,287 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 14:18:19,287 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [185760233] [2023-02-15 14:18:19,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:18:19,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 14:18:19,292 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-02-15 14:18:19,292 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [128505748] [2023-02-15 14:18:19,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:18:19,293 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:18:19,293 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:19,295 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) [2023-02-15 14:18:19,296 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-02-15 14:18:19,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-15 14:18:19,339 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-15 14:18:19,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-15 14:18:19,344 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-15 14:18:19,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 14:18:19,345 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 1 times [2023-02-15 14:18:19,346 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 14:18:19,346 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [395183196] [2023-02-15 14:18:19,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:18:19,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 14:18:19,350 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-02-15 14:18:19,350 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1201496066] [2023-02-15 14:18:19,350 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:18:19,351 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:18:19,351 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:19,362 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) [2023-02-15 14:18:19,363 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-02-15 14:18:19,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-15 14:18:19,384 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-15 14:18:19,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-15 14:18:19,405 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-15 14:18:19,503 INFO L210 LassoAnalysis]: Preferences: [2023-02-15 14:18:19,504 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-02-15 14:18:19,504 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-02-15 14:18:19,504 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-02-15 14:18:19,504 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-02-15 14:18:19,504 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:19,504 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-02-15 14:18:19,504 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-02-15 14:18:19,505 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Loop [2023-02-15 14:18:19,505 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-02-15 14:18:19,505 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-02-15 14:18:19,517 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-15 14:18:19,589 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-02-15 14:18:19,589 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-02-15 14:18:19,591 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:19,591 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:19,593 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) [2023-02-15 14:18:19,594 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 [2023-02-15 14:18:19,596 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-02-15 14:18:19,596 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-15 14:18:19,624 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 [2023-02-15 14:18:19,624 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:19,624 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:19,625 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) [2023-02-15 14:18:19,627 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 [2023-02-15 14:18:19,629 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-02-15 14:18:19,629 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-15 14:18:19,654 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-02-15 14:18:19,660 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2023-02-15 14:18:19,660 INFO L210 LassoAnalysis]: Preferences: [2023-02-15 14:18:19,660 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-02-15 14:18:19,660 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-02-15 14:18:19,660 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-02-15 14:18:19,660 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-02-15 14:18:19,660 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:19,660 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-02-15 14:18:19,660 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-02-15 14:18:19,660 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Loop [2023-02-15 14:18:19,660 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-02-15 14:18:19,661 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-02-15 14:18:19,661 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-15 14:18:19,703 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-02-15 14:18:19,706 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-02-15 14:18:19,708 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:19,709 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:19,710 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) [2023-02-15 14:18:19,713 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 [2023-02-15 14:18:19,714 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 14:18:19,720 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 14:18:19,720 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 14:18:19,721 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:19,721 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:19,721 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-15 14:18:19,724 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-02-15 14:18:19,724 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 14:18:19,740 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:19,745 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 [2023-02-15 14:18:19,746 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-02-15 14:18:19,746 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:19,746 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:19,748 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) [2023-02-15 14:18:19,750 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 [2023-02-15 14:18:19,751 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 14:18:19,758 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 14:18:19,758 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 14:18:19,758 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:19,758 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:19,758 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-15 14:18:19,761 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-15 14:18:19,761 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 14:18:19,777 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:19,780 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 [2023-02-15 14:18:19,780 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-02-15 14:18:19,780 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:19,780 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:19,781 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) [2023-02-15 14:18:19,783 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 [2023-02-15 14:18:19,784 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 14:18:19,791 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 14:18:19,792 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 14:18:19,792 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:19,792 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:19,792 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 14:18:19,795 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-15 14:18:19,795 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 14:18:19,811 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:19,816 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 [2023-02-15 14:18:19,816 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-02-15 14:18:19,816 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:19,816 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:19,817 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) [2023-02-15 14:18:19,835 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 14:18:19,842 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 14:18:19,842 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 14:18:19,842 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:19,842 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:19,842 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-15 14:18:19,846 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-15 14:18:19,846 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 14:18:19,850 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 [2023-02-15 14:18:19,857 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:19,864 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 [2023-02-15 14:18:19,864 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-02-15 14:18:19,864 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:19,864 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:19,865 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) [2023-02-15 14:18:19,867 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 [2023-02-15 14:18:19,869 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 14:18:19,876 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 14:18:19,876 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-15 14:18:19,876 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 14:18:19,876 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:19,876 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:19,876 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-15 14:18:19,879 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-15 14:18:19,879 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 14:18:19,896 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:19,901 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 [2023-02-15 14:18:19,901 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-02-15 14:18:19,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:19,902 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:19,903 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) [2023-02-15 14:18:19,905 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 [2023-02-15 14:18:19,907 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 14:18:19,913 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 14:18:19,914 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-02-15 14:18:19,914 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 14:18:19,914 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:19,914 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:19,914 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 14:18:19,918 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-15 14:18:19,918 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 14:18:19,936 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:19,941 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 [2023-02-15 14:18:19,942 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-02-15 14:18:19,942 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:19,942 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:19,945 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) [2023-02-15 14:18:19,949 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 [2023-02-15 14:18:19,950 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 14:18:19,957 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 14:18:19,958 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-15 14:18:19,958 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 14:18:19,958 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:19,958 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:19,958 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-15 14:18:19,965 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-15 14:18:19,966 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 14:18:20,004 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:20,012 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 [2023-02-15 14:18:20,013 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-02-15 14:18:20,013 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:20,013 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:20,014 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) [2023-02-15 14:18:20,016 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 [2023-02-15 14:18:20,018 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 14:18:20,024 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 14:18:20,025 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-15 14:18:20,025 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 14:18:20,025 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:20,025 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:20,025 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 14:18:20,027 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-15 14:18:20,027 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 14:18:20,044 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:20,049 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2023-02-15 14:18:20,049 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-02-15 14:18:20,049 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:20,049 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:20,050 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) [2023-02-15 14:18:20,052 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 [2023-02-15 14:18:20,054 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 14:18:20,060 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 14:18:20,061 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-15 14:18:20,061 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 14:18:20,061 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:20,061 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:20,061 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-02-15 14:18:20,065 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-02-15 14:18:20,065 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 14:18:20,083 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:20,088 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 [2023-02-15 14:18:20,104 INFO L210 LassoAnalysis]: Preferences: [2023-02-15 14:18:20,105 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-02-15 14:18:20,105 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-02-15 14:18:20,105 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-02-15 14:18:20,105 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-02-15 14:18:20,105 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:20,105 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-02-15 14:18:20,105 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-02-15 14:18:20,105 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Lasso [2023-02-15 14:18:20,105 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-02-15 14:18:20,105 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-02-15 14:18:20,106 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-15 14:18:20,136 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-15 14:18:20,138 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-15 14:18:20,186 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-02-15 14:18:20,186 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-02-15 14:18:20,187 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:20,187 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:20,188 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) [2023-02-15 14:18:20,188 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 [2023-02-15 14:18:20,191 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-02-15 14:18:20,192 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-15 14:18:20,224 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 [2023-02-15 14:18:20,225 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:20,225 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:20,226 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) [2023-02-15 14:18:20,228 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 [2023-02-15 14:18:20,229 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-02-15 14:18:20,230 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-15 14:18:20,253 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-02-15 14:18:20,258 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 [2023-02-15 14:18:20,258 INFO L210 LassoAnalysis]: Preferences: [2023-02-15 14:18:20,258 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-02-15 14:18:20,258 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-02-15 14:18:20,258 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-02-15 14:18:20,258 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-02-15 14:18:20,258 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:20,258 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-02-15 14:18:20,258 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-02-15 14:18:20,258 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Lasso [2023-02-15 14:18:20,258 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-02-15 14:18:20,258 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-02-15 14:18:20,259 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-15 14:18:20,273 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-15 14:18:20,275 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-15 14:18:20,323 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-02-15 14:18:20,323 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-02-15 14:18:20,324 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:20,324 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:20,325 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) [2023-02-15 14:18:20,335 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 14:18:20,340 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 14:18:20,341 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:20,341 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:20,341 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-15 14:18:20,345 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-02-15 14:18:20,345 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-02-15 14:18:20,351 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 [2023-02-15 14:18:20,358 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:20,360 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2023-02-15 14:18:20,361 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:20,361 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:20,362 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) [2023-02-15 14:18:20,362 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 [2023-02-15 14:18:20,365 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 14:18:20,371 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 14:18:20,371 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 14:18:20,371 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:20,371 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:20,371 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-15 14:18:20,372 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-02-15 14:18:20,372 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 14:18:20,389 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:20,407 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 [2023-02-15 14:18:20,407 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:20,407 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:20,408 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) [2023-02-15 14:18:20,412 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 [2023-02-15 14:18:20,413 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 14:18:20,418 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 14:18:20,419 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 14:18:20,419 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:20,419 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:20,419 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-15 14:18:20,420 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-02-15 14:18:20,420 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 14:18:20,435 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:20,438 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 [2023-02-15 14:18:20,438 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-02-15 14:18:20,438 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:20,438 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:20,439 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) [2023-02-15 14:18:20,439 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 [2023-02-15 14:18:20,442 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 14:18:20,448 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 14:18:20,448 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:20,448 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:20,448 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-15 14:18:20,454 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-02-15 14:18:20,454 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-02-15 14:18:20,467 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:20,470 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 [2023-02-15 14:18:20,470 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:20,470 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:20,471 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) [2023-02-15 14:18:20,473 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 [2023-02-15 14:18:20,474 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 14:18:20,480 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 14:18:20,480 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 14:18:20,480 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:20,480 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:20,480 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-15 14:18:20,481 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-15 14:18:20,481 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 14:18:20,496 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:20,512 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 [2023-02-15 14:18:20,513 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:20,514 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:20,514 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) [2023-02-15 14:18:20,517 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 [2023-02-15 14:18:20,518 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 14:18:20,524 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 14:18:20,524 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 14:18:20,524 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:20,524 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:20,524 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-15 14:18:20,524 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-15 14:18:20,524 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 14:18:20,540 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:20,544 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2023-02-15 14:18:20,544 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-02-15 14:18:20,544 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:20,544 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:20,545 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) [2023-02-15 14:18:20,546 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 [2023-02-15 14:18:20,549 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 14:18:20,555 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 14:18:20,555 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:20,555 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:20,555 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 14:18:20,572 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-02-15 14:18:20,572 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-02-15 14:18:20,592 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:20,598 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 [2023-02-15 14:18:20,598 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:20,598 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:20,599 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) [2023-02-15 14:18:20,601 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 [2023-02-15 14:18:20,602 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 14:18:20,608 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 14:18:20,608 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 14:18:20,608 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:20,609 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:20,609 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 14:18:20,609 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-15 14:18:20,609 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 14:18:20,625 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:20,629 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 [2023-02-15 14:18:20,630 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:20,630 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:20,631 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) [2023-02-15 14:18:20,633 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 [2023-02-15 14:18:20,634 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 14:18:20,640 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 14:18:20,640 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 14:18:20,640 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:20,640 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:20,640 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 14:18:20,641 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-15 14:18:20,641 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 14:18:20,648 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:20,653 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 [2023-02-15 14:18:20,653 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-02-15 14:18:20,653 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:20,653 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:20,654 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) [2023-02-15 14:18:20,655 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 [2023-02-15 14:18:20,658 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 14:18:20,664 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 14:18:20,664 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:20,664 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:20,664 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-15 14:18:20,673 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-02-15 14:18:20,673 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-02-15 14:18:20,690 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:20,705 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 [2023-02-15 14:18:20,705 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:20,705 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:20,707 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) [2023-02-15 14:18:20,708 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 [2023-02-15 14:18:20,710 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 14:18:20,716 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 14:18:20,716 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 14:18:20,716 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:20,716 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:20,716 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-15 14:18:20,717 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-15 14:18:20,717 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 14:18:20,732 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:20,737 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2023-02-15 14:18:20,737 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:20,737 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:20,738 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) [2023-02-15 14:18:20,740 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 [2023-02-15 14:18:20,742 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 14:18:20,747 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 14:18:20,747 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 14:18:20,747 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:20,748 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:20,748 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-15 14:18:20,748 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-15 14:18:20,748 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 14:18:20,764 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:20,771 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 [2023-02-15 14:18:20,771 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-02-15 14:18:20,771 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:20,771 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:20,772 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) [2023-02-15 14:18:20,774 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 [2023-02-15 14:18:20,775 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 14:18:20,781 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 14:18:20,781 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-15 14:18:20,781 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:20,781 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:20,782 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-15 14:18:20,787 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-02-15 14:18:20,787 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-02-15 14:18:20,805 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:20,810 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 [2023-02-15 14:18:20,810 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:20,810 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:20,811 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) [2023-02-15 14:18:20,813 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 [2023-02-15 14:18:20,814 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 14:18:20,820 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 14:18:20,820 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-15 14:18:20,820 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 14:18:20,820 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:20,820 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:20,820 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-15 14:18:20,821 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-15 14:18:20,821 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 14:18:20,837 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:20,843 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 [2023-02-15 14:18:20,844 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:20,844 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:20,845 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) [2023-02-15 14:18:20,847 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 [2023-02-15 14:18:20,848 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 14:18:20,854 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 14:18:20,854 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-15 14:18:20,854 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 14:18:20,854 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:20,854 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:20,854 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-15 14:18:20,855 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-15 14:18:20,855 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 14:18:20,869 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:20,883 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 [2023-02-15 14:18:20,883 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-02-15 14:18:20,883 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:20,883 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:20,884 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) [2023-02-15 14:18:20,886 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 [2023-02-15 14:18:20,888 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 14:18:20,894 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 14:18:20,894 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-02-15 14:18:20,894 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:20,894 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:20,894 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 14:18:20,902 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-02-15 14:18:20,902 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-02-15 14:18:20,937 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:20,941 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 [2023-02-15 14:18:20,942 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:20,942 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:20,943 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) [2023-02-15 14:18:20,944 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 [2023-02-15 14:18:20,946 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 14:18:20,951 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 14:18:20,951 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-02-15 14:18:20,951 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 14:18:20,952 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:20,952 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:20,952 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 14:18:20,952 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-15 14:18:20,952 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 14:18:20,968 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:20,971 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2023-02-15 14:18:20,971 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:20,971 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:20,972 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) [2023-02-15 14:18:20,973 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 [2023-02-15 14:18:20,975 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 14:18:20,980 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 14:18:20,981 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-02-15 14:18:20,981 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 14:18:20,981 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:20,981 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:20,981 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 14:18:20,981 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-15 14:18:20,981 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 14:18:20,997 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:21,002 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 [2023-02-15 14:18:21,002 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-02-15 14:18:21,002 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:21,002 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:21,003 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) [2023-02-15 14:18:21,005 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 [2023-02-15 14:18:21,006 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 14:18:21,012 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 14:18:21,012 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-15 14:18:21,012 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:21,013 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:21,013 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-15 14:18:21,022 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-02-15 14:18:21,022 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-02-15 14:18:21,078 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:21,081 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2023-02-15 14:18:21,081 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:21,081 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:21,082 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) [2023-02-15 14:18:21,083 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 [2023-02-15 14:18:21,088 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 14:18:21,094 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 14:18:21,094 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-15 14:18:21,094 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 14:18:21,094 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:21,094 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:21,094 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-15 14:18:21,095 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-15 14:18:21,095 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 14:18:21,106 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:21,110 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 [2023-02-15 14:18:21,110 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:21,110 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:21,111 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) [2023-02-15 14:18:21,113 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 [2023-02-15 14:18:21,114 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 14:18:21,120 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 14:18:21,120 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-15 14:18:21,120 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 14:18:21,120 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:21,120 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:21,120 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-15 14:18:21,121 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-15 14:18:21,121 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 14:18:21,138 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:21,142 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 [2023-02-15 14:18:21,142 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-02-15 14:18:21,142 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:21,143 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:21,143 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) [2023-02-15 14:18:21,145 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 [2023-02-15 14:18:21,146 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 14:18:21,152 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 14:18:21,152 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-15 14:18:21,152 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:21,152 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:21,152 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 14:18:21,158 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-02-15 14:18:21,158 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-02-15 14:18:21,184 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:21,195 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 [2023-02-15 14:18:21,195 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:21,195 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:21,196 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) [2023-02-15 14:18:21,197 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 [2023-02-15 14:18:21,199 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 14:18:21,204 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 14:18:21,205 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-15 14:18:21,205 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 14:18:21,205 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:21,205 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:21,205 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 14:18:21,205 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-15 14:18:21,205 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 14:18:21,221 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:21,225 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2023-02-15 14:18:21,226 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:21,226 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:21,227 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) [2023-02-15 14:18:21,234 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 [2023-02-15 14:18:21,239 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 14:18:21,239 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-15 14:18:21,239 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 14:18:21,239 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:21,239 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:21,239 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 14:18:21,240 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-15 14:18:21,240 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 14:18:21,244 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 [2023-02-15 14:18:21,252 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:21,257 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2023-02-15 14:18:21,257 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-02-15 14:18:21,257 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:21,257 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:21,258 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) [2023-02-15 14:18:21,260 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 [2023-02-15 14:18:21,261 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 14:18:21,268 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 14:18:21,268 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-15 14:18:21,268 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:21,268 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:21,268 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-02-15 14:18:21,278 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2023-02-15 14:18:21,278 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2023-02-15 14:18:21,317 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:21,320 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 [2023-02-15 14:18:21,321 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:21,321 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:21,322 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) [2023-02-15 14:18:21,324 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 [2023-02-15 14:18:21,326 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 14:18:21,331 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 14:18:21,332 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-15 14:18:21,332 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 14:18:21,332 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:21,332 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:21,332 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-02-15 14:18:21,333 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-02-15 14:18:21,333 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 14:18:21,338 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:21,347 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2023-02-15 14:18:21,347 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:21,347 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:21,348 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) [2023-02-15 14:18:21,348 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2023-02-15 14:18:21,351 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 14:18:21,356 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 14:18:21,357 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-15 14:18:21,357 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 14:18:21,357 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:21,357 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:21,357 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-02-15 14:18:21,369 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-02-15 14:18:21,369 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 14:18:21,378 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:21,383 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2023-02-15 14:18:21,384 INFO L369 stractBuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2023-02-15 14:18:21,384 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 [2023-02-15 14:18:21,384 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 [2023-02-15 14:18:21,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 14:18:21,385 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 2 times [2023-02-15 14:18:21,385 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 14:18:21,385 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [182172097] [2023-02-15 14:18:21,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:18:21,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 14:18:21,388 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-02-15 14:18:21,388 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [129649126] [2023-02-15 14:18:21,388 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-02-15 14:18:21,388 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:18:21,388 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:21,390 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) [2023-02-15 14:18:21,391 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Waiting until timeout for monitored process [2023-02-15 14:18:21,413 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2023-02-15 14:18:21,413 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2023-02-15 14:18:21,413 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-15 14:18:21,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-15 14:18:21,421 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-15 14:18:21,422 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 14:18:21,422 INFO L85 PathProgramCache]: Analyzing trace with hash 1318, now seen corresponding path program 2 times [2023-02-15 14:18:21,422 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 14:18:21,422 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [617221557] [2023-02-15 14:18:21,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:18:21,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 14:18:21,424 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-02-15 14:18:21,424 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2087625639] [2023-02-15 14:18:21,424 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-02-15 14:18:21,424 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:18:21,424 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:21,431 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) [2023-02-15 14:18:21,432 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Waiting until timeout for monitored process [2023-02-15 14:18:21,459 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2023-02-15 14:18:21,459 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2023-02-15 14:18:21,459 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-15 14:18:21,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-15 14:18:21,462 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-15 14:18:21,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 14:18:21,463 INFO L85 PathProgramCache]: Analyzing trace with hash 889694157, now seen corresponding path program 3 times [2023-02-15 14:18:21,463 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 14:18:21,463 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [631071767] [2023-02-15 14:18:21,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:18:21,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 14:18:21,466 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-02-15 14:18:21,466 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1487587019] [2023-02-15 14:18:21,466 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-02-15 14:18:21,466 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:18:21,466 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:21,468 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) [2023-02-15 14:18:21,469 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Waiting until timeout for monitored process [2023-02-15 14:18:21,488 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2023-02-15 14:18:21,488 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2023-02-15 14:18:21,488 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-15 14:18:21,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-15 14:18:21,493 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-15 14:18:21,519 INFO L210 LassoAnalysis]: Preferences: [2023-02-15 14:18:21,519 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-02-15 14:18:21,519 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-02-15 14:18:21,519 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-02-15 14:18:21,519 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-02-15 14:18:21,519 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:21,519 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-02-15 14:18:21,519 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-02-15 14:18:21,520 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Loop [2023-02-15 14:18:21,520 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-02-15 14:18:21,520 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-02-15 14:18:21,520 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-15 14:18:21,558 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-02-15 14:18:21,559 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-02-15 14:18:21,559 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:21,559 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:21,561 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) [2023-02-15 14:18:21,562 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 [2023-02-15 14:18:21,564 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-02-15 14:18:21,564 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-15 14:18:21,587 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 [2023-02-15 14:18:21,587 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:21,588 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:21,588 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) [2023-02-15 14:18:21,590 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 [2023-02-15 14:18:21,592 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-02-15 14:18:21,592 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-15 14:18:21,612 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-02-15 14:18:21,615 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 [2023-02-15 14:18:21,616 INFO L210 LassoAnalysis]: Preferences: [2023-02-15 14:18:21,616 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-02-15 14:18:21,616 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-02-15 14:18:21,616 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-02-15 14:18:21,616 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-02-15 14:18:21,616 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:21,616 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-02-15 14:18:21,616 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-02-15 14:18:21,616 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Loop [2023-02-15 14:18:21,616 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-02-15 14:18:21,616 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-02-15 14:18:21,617 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-15 14:18:21,657 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-02-15 14:18:21,657 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-02-15 14:18:21,657 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:21,657 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:21,658 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) [2023-02-15 14:18:21,660 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 [2023-02-15 14:18:21,661 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 14:18:21,667 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 14:18:21,667 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 14:18:21,667 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:21,667 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:21,668 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-15 14:18:21,669 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-02-15 14:18:21,669 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 14:18:21,679 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:21,682 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2023-02-15 14:18:21,682 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-02-15 14:18:21,682 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:21,682 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:21,683 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) [2023-02-15 14:18:21,685 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 [2023-02-15 14:18:21,686 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 14:18:21,692 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 14:18:21,692 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 14:18:21,692 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:21,693 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:21,693 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-15 14:18:21,694 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-15 14:18:21,694 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 14:18:21,712 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:21,721 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2023-02-15 14:18:21,722 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-02-15 14:18:21,722 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:21,722 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:21,723 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) [2023-02-15 14:18:21,725 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 [2023-02-15 14:18:21,727 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 14:18:21,734 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 14:18:21,734 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 14:18:21,735 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:21,735 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:21,735 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 14:18:21,737 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-15 14:18:21,737 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 14:18:21,752 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:21,755 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2023-02-15 14:18:21,755 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-02-15 14:18:21,755 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:21,755 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:21,756 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) [2023-02-15 14:18:21,758 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 [2023-02-15 14:18:21,759 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 14:18:21,766 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 14:18:21,766 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 14:18:21,766 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:21,766 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:21,766 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-15 14:18:21,769 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-15 14:18:21,769 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 14:18:21,785 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:21,788 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2023-02-15 14:18:21,788 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-02-15 14:18:21,788 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:21,788 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:21,789 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) [2023-02-15 14:18:21,789 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 [2023-02-15 14:18:21,792 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 14:18:21,798 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 14:18:21,798 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-15 14:18:21,798 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 14:18:21,798 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:21,798 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:21,798 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-15 14:18:21,800 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-15 14:18:21,800 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 14:18:21,810 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:21,846 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2023-02-15 14:18:21,846 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-02-15 14:18:21,846 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:21,846 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:21,847 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) [2023-02-15 14:18:21,849 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 [2023-02-15 14:18:21,850 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 14:18:21,857 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 14:18:21,857 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-02-15 14:18:21,857 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 14:18:21,857 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:21,857 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:21,857 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 14:18:21,861 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-15 14:18:21,861 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 14:18:21,877 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:21,881 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2023-02-15 14:18:21,881 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-02-15 14:18:21,881 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:21,881 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:21,882 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) [2023-02-15 14:18:21,884 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 [2023-02-15 14:18:21,885 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 [2023-02-15 14:18:21,892 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 14:18:21,892 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-15 14:18:21,892 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 14:18:21,892 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:21,892 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:21,892 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-15 14:18:21,896 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-15 14:18:21,896 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 14:18:21,917 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:21,920 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2023-02-15 14:18:21,920 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-02-15 14:18:21,920 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:21,920 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:21,921 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) [2023-02-15 14:18:21,923 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 [2023-02-15 14:18:21,925 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 14:18:21,931 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 14:18:21,931 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-15 14:18:21,931 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 14:18:21,931 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:21,931 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:21,931 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 14:18:21,933 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-15 14:18:21,933 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 14:18:21,949 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:21,965 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 [2023-02-15 14:18:21,965 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-02-15 14:18:21,965 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:21,965 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:21,966 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) [2023-02-15 14:18:21,968 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 [2023-02-15 14:18:21,970 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 14:18:21,976 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 14:18:21,976 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-15 14:18:21,976 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 14:18:21,976 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:21,977 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:21,977 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-02-15 14:18:21,979 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-02-15 14:18:21,979 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 14:18:21,996 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:21,999 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 [2023-02-15 14:18:22,033 INFO L210 LassoAnalysis]: Preferences: [2023-02-15 14:18:22,033 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-02-15 14:18:22,033 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-02-15 14:18:22,033 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-02-15 14:18:22,033 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-02-15 14:18:22,033 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:22,033 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-02-15 14:18:22,033 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-02-15 14:18:22,033 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Lasso [2023-02-15 14:18:22,033 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-02-15 14:18:22,033 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-02-15 14:18:22,035 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-15 14:18:22,036 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-15 14:18:22,050 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-15 14:18:22,102 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-02-15 14:18:22,102 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-02-15 14:18:22,102 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:22,102 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:22,103 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) [2023-02-15 14:18:22,105 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 [2023-02-15 14:18:22,108 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-02-15 14:18:22,108 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-15 14:18:22,130 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-02-15 14:18:22,130 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: [] [2023-02-15 14:18:22,132 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 [2023-02-15 14:18:22,133 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:22,133 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:22,134 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) [2023-02-15 14:18:22,136 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 [2023-02-15 14:18:22,137 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-02-15 14:18:22,137 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-15 14:18:22,161 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2023-02-15 14:18:22,161 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:22,161 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:22,162 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) [2023-02-15 14:18:22,163 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 [2023-02-15 14:18:22,165 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-02-15 14:18:22,165 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-15 14:18:22,187 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-02-15 14:18:22,198 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 [2023-02-15 14:18:22,198 INFO L210 LassoAnalysis]: Preferences: [2023-02-15 14:18:22,198 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-02-15 14:18:22,198 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-02-15 14:18:22,198 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-02-15 14:18:22,198 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-02-15 14:18:22,198 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:22,198 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-02-15 14:18:22,198 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-02-15 14:18:22,198 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Lasso [2023-02-15 14:18:22,198 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-02-15 14:18:22,199 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-02-15 14:18:22,199 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-15 14:18:22,213 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-15 14:18:22,216 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-15 14:18:22,265 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-02-15 14:18:22,265 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-02-15 14:18:22,265 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:22,265 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:22,266 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) [2023-02-15 14:18:22,268 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 [2023-02-15 14:18:22,270 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 14:18:22,275 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 14:18:22,275 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:22,275 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:22,275 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-15 14:18:22,279 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-02-15 14:18:22,279 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-02-15 14:18:22,295 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:22,297 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2023-02-15 14:18:22,298 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:22,298 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:22,299 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) [2023-02-15 14:18:22,301 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 [2023-02-15 14:18:22,302 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 14:18:22,307 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 14:18:22,308 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 14:18:22,308 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:22,308 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:22,308 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-15 14:18:22,308 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-02-15 14:18:22,308 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 14:18:22,323 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:22,326 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 [2023-02-15 14:18:22,326 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:22,326 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:22,327 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) [2023-02-15 14:18:22,329 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 [2023-02-15 14:18:22,330 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 [2023-02-15 14:18:22,335 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 14:18:22,335 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 14:18:22,335 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:22,336 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:22,336 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-15 14:18:22,336 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-02-15 14:18:22,336 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 14:18:22,351 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:22,353 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2023-02-15 14:18:22,354 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-02-15 14:18:22,354 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:22,354 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:22,355 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) [2023-02-15 14:18:22,357 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 [2023-02-15 14:18:22,358 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 14:18:22,365 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 14:18:22,365 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:22,365 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:22,365 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-15 14:18:22,369 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-02-15 14:18:22,370 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-02-15 14:18:22,381 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:22,383 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 [2023-02-15 14:18:22,383 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:22,383 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:22,385 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) [2023-02-15 14:18:22,386 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 [2023-02-15 14:18:22,389 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 14:18:22,394 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 14:18:22,395 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 14:18:22,395 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:22,395 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:22,395 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-15 14:18:22,396 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-15 14:18:22,396 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 14:18:22,404 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:22,406 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2023-02-15 14:18:22,407 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:22,407 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:22,408 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) [2023-02-15 14:18:22,408 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 [2023-02-15 14:18:22,410 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 14:18:22,415 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 14:18:22,415 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 14:18:22,415 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:22,415 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:22,415 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-15 14:18:22,416 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-15 14:18:22,416 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 14:18:22,417 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:22,419 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2023-02-15 14:18:22,419 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-02-15 14:18:22,419 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:22,419 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:22,420 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) [2023-02-15 14:18:22,421 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 [2023-02-15 14:18:22,423 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 14:18:22,428 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 14:18:22,428 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:22,428 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:22,429 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 14:18:22,434 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-02-15 14:18:22,434 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-02-15 14:18:22,448 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:22,451 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2023-02-15 14:18:22,451 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:22,451 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:22,452 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) [2023-02-15 14:18:22,452 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 [2023-02-15 14:18:22,454 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 14:18:22,460 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 14:18:22,460 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 14:18:22,460 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:22,460 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:22,460 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 14:18:22,460 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-15 14:18:22,460 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 14:18:22,461 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:22,463 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2023-02-15 14:18:22,463 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:22,464 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:22,464 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) [2023-02-15 14:18:22,465 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 [2023-02-15 14:18:22,467 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 14:18:22,472 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 14:18:22,472 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 14:18:22,472 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:22,472 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:22,472 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 14:18:22,473 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-15 14:18:22,473 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 14:18:22,474 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:22,476 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2023-02-15 14:18:22,476 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-02-15 14:18:22,476 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:22,476 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:22,477 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) [2023-02-15 14:18:22,477 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 [2023-02-15 14:18:22,479 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 14:18:22,485 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 14:18:22,485 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:22,485 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:22,485 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-15 14:18:22,492 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-02-15 14:18:22,492 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-02-15 14:18:22,508 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:22,511 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 [2023-02-15 14:18:22,511 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:22,511 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:22,512 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) [2023-02-15 14:18:22,513 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 [2023-02-15 14:18:22,515 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 [2023-02-15 14:18:22,520 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 14:18:22,520 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 14:18:22,521 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:22,521 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:22,521 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-15 14:18:22,521 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-15 14:18:22,521 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 14:18:22,523 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:22,525 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 [2023-02-15 14:18:22,533 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:22,533 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:22,534 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) [2023-02-15 14:18:22,535 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 [2023-02-15 14:18:22,536 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 14:18:22,542 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 14:18:22,542 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 14:18:22,542 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:22,542 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:22,542 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-15 14:18:22,543 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-15 14:18:22,543 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 14:18:22,548 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:22,551 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2023-02-15 14:18:22,551 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-02-15 14:18:22,551 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:22,551 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:22,552 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) [2023-02-15 14:18:22,553 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 [2023-02-15 14:18:22,554 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 14:18:22,560 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 14:18:22,560 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-15 14:18:22,560 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:22,560 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:22,560 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-15 14:18:22,565 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-02-15 14:18:22,565 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-02-15 14:18:22,581 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:22,584 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 [2023-02-15 14:18:22,584 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:22,584 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:22,594 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) [2023-02-15 14:18:22,596 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 [2023-02-15 14:18:22,598 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 [2023-02-15 14:18:22,603 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 14:18:22,603 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-15 14:18:22,603 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 14:18:22,603 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:22,603 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:22,603 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-15 14:18:22,604 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-15 14:18:22,604 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 14:18:22,620 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:22,623 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2023-02-15 14:18:22,623 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:22,623 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:22,624 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) [2023-02-15 14:18:22,627 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 [2023-02-15 14:18:22,628 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 [2023-02-15 14:18:22,634 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 14:18:22,634 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-15 14:18:22,634 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 14:18:22,634 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:22,634 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:22,634 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-15 14:18:22,634 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-15 14:18:22,634 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 14:18:22,650 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:22,652 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 [2023-02-15 14:18:22,652 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-02-15 14:18:22,652 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:22,653 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:22,653 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) [2023-02-15 14:18:22,655 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 [2023-02-15 14:18:22,656 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 14:18:22,662 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 14:18:22,662 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-02-15 14:18:22,662 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:22,662 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:22,663 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 14:18:22,669 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-02-15 14:18:22,669 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-02-15 14:18:22,721 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:22,725 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 [2023-02-15 14:18:22,725 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:22,725 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:22,726 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) [2023-02-15 14:18:22,727 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 [2023-02-15 14:18:22,729 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 14:18:22,734 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 14:18:22,734 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-02-15 14:18:22,734 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 14:18:22,735 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:22,735 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:22,735 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 14:18:22,735 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-15 14:18:22,735 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 14:18:22,751 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:22,753 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 [2023-02-15 14:18:22,754 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:22,754 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:22,755 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) [2023-02-15 14:18:22,756 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 [2023-02-15 14:18:22,758 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 14:18:22,763 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 14:18:22,763 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-02-15 14:18:22,763 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 14:18:22,763 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:22,763 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:22,763 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 14:18:22,764 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-15 14:18:22,764 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 14:18:22,780 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:22,782 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 [2023-02-15 14:18:22,782 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-02-15 14:18:22,782 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:22,783 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:22,783 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) [2023-02-15 14:18:22,785 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 [2023-02-15 14:18:22,786 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 [2023-02-15 14:18:22,792 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 14:18:22,793 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-15 14:18:22,793 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:22,793 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:22,793 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-15 14:18:22,801 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-02-15 14:18:22,801 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-02-15 14:18:22,872 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:22,875 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2023-02-15 14:18:22,875 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:22,875 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:22,876 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) [2023-02-15 14:18:22,878 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 [2023-02-15 14:18:22,879 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 14:18:22,885 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 14:18:22,885 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-15 14:18:22,885 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 14:18:22,885 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:22,885 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:22,885 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-15 14:18:22,886 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-15 14:18:22,886 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 14:18:22,909 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:22,911 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2023-02-15 14:18:22,911 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:22,911 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:22,912 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) [2023-02-15 14:18:22,914 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 [2023-02-15 14:18:22,915 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 14:18:22,921 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 14:18:22,921 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-15 14:18:22,921 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 14:18:22,921 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:22,922 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:22,922 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-15 14:18:22,922 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-15 14:18:22,922 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 14:18:22,938 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:22,941 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2023-02-15 14:18:22,941 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-02-15 14:18:22,941 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:22,941 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:22,942 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) [2023-02-15 14:18:22,944 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 [2023-02-15 14:18:22,945 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 14:18:22,951 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 14:18:22,951 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-15 14:18:22,951 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:22,951 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:22,951 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 14:18:22,957 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-02-15 14:18:22,957 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-02-15 14:18:22,974 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:22,977 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2023-02-15 14:18:22,978 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:22,978 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:22,979 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) [2023-02-15 14:18:22,980 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 [2023-02-15 14:18:22,982 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 14:18:22,987 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 14:18:22,987 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-15 14:18:22,987 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 14:18:22,988 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:22,988 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:22,988 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 14:18:22,988 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-15 14:18:22,988 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 14:18:23,008 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:23,018 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2023-02-15 14:18:23,018 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:23,018 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:23,019 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) [2023-02-15 14:18:23,021 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 [2023-02-15 14:18:23,022 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 14:18:23,028 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 14:18:23,028 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-15 14:18:23,028 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 14:18:23,028 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:23,028 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:23,028 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 14:18:23,029 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-15 14:18:23,029 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 14:18:23,044 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:23,047 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2023-02-15 14:18:23,047 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-02-15 14:18:23,047 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:23,047 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:23,048 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) [2023-02-15 14:18:23,050 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 [2023-02-15 14:18:23,051 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 [2023-02-15 14:18:23,058 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 14:18:23,058 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-15 14:18:23,058 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:23,058 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:23,058 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-02-15 14:18:23,067 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2023-02-15 14:18:23,067 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2023-02-15 14:18:23,109 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:23,113 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2023-02-15 14:18:23,113 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:23,113 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:23,114 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) [2023-02-15 14:18:23,116 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 [2023-02-15 14:18:23,117 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 14:18:23,124 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 14:18:23,124 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-15 14:18:23,124 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 14:18:23,124 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:23,124 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:23,124 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-02-15 14:18:23,125 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-02-15 14:18:23,125 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 14:18:23,140 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:23,143 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2023-02-15 14:18:23,143 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 14:18:23,144 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:18:23,145 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) [2023-02-15 14:18:23,146 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 [2023-02-15 14:18:23,148 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 14:18:23,154 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 14:18:23,154 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-15 14:18:23,154 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 14:18:23,154 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 14:18:23,154 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 14:18:23,154 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-02-15 14:18:23,155 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-02-15 14:18:23,155 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 14:18:23,170 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 14:18:23,173 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 [2023-02-15 14:18:23,177 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 15.02 02:18:23 BoogieIcfgContainer [2023-02-15 14:18:23,177 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-02-15 14:18:23,178 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-02-15 14:18:23,178 INFO L271 PluginConnector]: Initializing Witness Printer... [2023-02-15 14:18:23,178 INFO L275 PluginConnector]: Witness Printer initialized [2023-02-15 14:18:23,179 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.02 02:18:19" (3/4) ... [2023-02-15 14:18:23,180 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-02-15 14:18:23,181 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-02-15 14:18:23,182 INFO L158 Benchmark]: Toolchain (without parser) took 4327.08ms. Allocated memory was 136.3MB in the beginning and 167.8MB in the end (delta: 31.5MB). Free memory was 100.8MB in the beginning and 87.4MB in the end (delta: 13.3MB). Peak memory consumption was 46.8MB. Max. memory is 16.1GB. [2023-02-15 14:18:23,182 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 102.8MB. Free memory is still 52.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-02-15 14:18:23,182 INFO L158 Benchmark]: CACSL2BoogieTranslator took 137.91ms. Allocated memory is still 136.3MB. Free memory was 100.3MB in the beginning and 91.6MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-02-15 14:18:23,182 INFO L158 Benchmark]: Boogie Procedure Inliner took 18.14ms. Allocated memory is still 136.3MB. Free memory was 91.2MB in the beginning and 89.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-02-15 14:18:23,182 INFO L158 Benchmark]: Boogie Preprocessor took 12.71ms. Allocated memory is still 136.3MB. Free memory was 89.9MB in the beginning and 89.1MB in the end (delta: 812.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-15 14:18:23,183 INFO L158 Benchmark]: RCFGBuilder took 131.76ms. Allocated memory is still 136.3MB. Free memory was 89.1MB in the beginning and 80.7MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-02-15 14:18:23,183 INFO L158 Benchmark]: BuchiAutomizer took 4020.02ms. Allocated memory was 136.3MB in the beginning and 167.8MB in the end (delta: 31.5MB). Free memory was 80.7MB in the beginning and 87.4MB in the end (delta: -6.7MB). Peak memory consumption was 74.0MB. Max. memory is 16.1GB. [2023-02-15 14:18:23,183 INFO L158 Benchmark]: Witness Printer took 2.62ms. Allocated memory is still 167.8MB. Free memory is still 87.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-02-15 14:18:23,184 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 102.8MB. Free memory is still 52.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 137.91ms. Allocated memory is still 136.3MB. Free memory was 100.3MB in the beginning and 91.6MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 18.14ms. Allocated memory is still 136.3MB. Free memory was 91.2MB in the beginning and 89.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 12.71ms. Allocated memory is still 136.3MB. Free memory was 89.9MB in the beginning and 89.1MB in the end (delta: 812.7kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 131.76ms. Allocated memory is still 136.3MB. Free memory was 89.1MB in the beginning and 80.7MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 4020.02ms. Allocated memory was 136.3MB in the beginning and 167.8MB in the end (delta: 31.5MB). Free memory was 80.7MB in the beginning and 87.4MB in the end (delta: -6.7MB). Peak memory consumption was 74.0MB. Max. memory is 16.1GB. * Witness Printer took 2.62ms. Allocated memory is still 167.8MB. Free memory is still 87.4MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.9s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 3.9s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital40 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq160 hnf100 smp100 dnf93 smp100 tf102 neg100 sie104 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 62ms VariablesStem: 3 VariablesLoop: 6 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 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 [2023-02-15 14:18:23,194 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Forceful destruction successful, exit code 0 [2023-02-15 14:18:23,397 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Ended with exit code 0 [2023-02-15 14:18:23,598 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Forceful destruction successful, exit code 0 [2023-02-15 14:18:23,797 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-02-15 14:18:23,998 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-02-15 14:18:24,198 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config using search string *Termination*64bit*_Bitvector*.epf No suitable settings file found using Termination*64bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN